This commit is contained in:
Kartik Agaram 2021-04-13 21:11:26 -07:00
parent fea45ccbea
commit 5a3f9a3185
42 changed files with 6682 additions and 3659 deletions

View File

@ -85,7 +85,7 @@ if ('onhashchange' in window) {
<span id="L28" class="LineNr">28 </span> c1/shift 4/subop/left %eax 0xa/imm8
<span id="L29" class="LineNr">29 </span> 03/add-&gt; *(ebp+8) 0/r32/eax
<span id="L30" class="LineNr">30 </span> <span class="subxComment"># eax += location of frame buffer</span>
<span id="L31" class="LineNr">31 </span> 03/add-&gt; *<span class="SpecialChar"><a href='boot.subx.html#L547'>Video-memory-addr</a></span> 0/r32/eax
<span id="L31" class="LineNr">31 </span> 03/add-&gt; *<span class="SpecialChar"><a href='boot.subx.html#L607'>Video-memory-addr</a></span> 0/r32/eax
<span id="L32" class="LineNr">32 </span> <span class="subxComment"># *eax = color</span>
<span id="L33" class="LineNr">33 </span> 8b/-&gt; *(ebp+0x10) 1/r32/ecx
<span id="L34" class="LineNr">34 </span> 88/byte&lt;- *eax 1/r32/CL

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@ -63,45 +63,57 @@ if ('onhashchange' in window) {
<span id="L6" class="LineNr"> 6 </span>
<span id="L7" class="LineNr"> 7 </span>== code
<span id="L8" class="LineNr"> 8 </span>
<span id="L9" class="LineNr"> 9 </span><span class="subxFunction">read-key</span>: <span class="subxComment"># kbd: (addr keyboard) -&gt; result/eax: byte</span>
<span id="L10" class="LineNr">10 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L11" class="LineNr">11 </span> 55/push-ebp
<span id="L12" class="LineNr">12 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L13" class="LineNr">13 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L14" class="LineNr">14 </span> 51/push-ecx
<span id="L15" class="LineNr">15 </span> <span class="subxComment"># result = 0</span>
<span id="L16" class="LineNr">16 </span> b8/copy-to-eax 0/imm32
<span id="L17" class="LineNr">17 </span> <span class="subxComment"># ecx = keyboard</span>
<span id="L18" class="LineNr">18 </span> 8b/-&gt; *(ebp+8) 1/r32/ecx
<span id="L19" class="LineNr">19 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L20" class="LineNr">20 </span> {
<span id="L21" class="LineNr">21 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L22" class="LineNr">22 </span> <span class="subxComment"># var buffer-byte-addr/ecx: (addr byte)</span>
<span id="L23" class="LineNr">23 </span> 8b/-&gt; *<span class="SpecialChar">Keyboard-buffer</span>:read 1/r32/CL
<span id="L24" class="LineNr">24 </span> 81 0/subop/add %ecx <span class="SpecialChar">Keyboard-buffer</span>:data/imm32
<span id="L25" class="LineNr">25 </span> <span class="subxComment"># var next-key/eax: byte = *buffer-byte-addr</span>
<span id="L26" class="LineNr">26 </span> 8a/byte-&gt; *ecx 0/r32/AL
<span id="L27" class="LineNr">27 </span> <span class="subxComment"># if (next-key != 0) lock and remove from keyboard buffer</span>
<span id="L28" class="LineNr">28 </span> 81 7/subop/compare %eax 0/imm32
<span id="L29" class="LineNr">29 </span> {
<span id="L30" class="LineNr">30 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L31" class="LineNr">31 </span> fa/disable-interrupts
<span id="L32" class="LineNr">32 </span> c6 0/subop/copy-byte *ecx 0/imm8
<span id="L33" class="LineNr">33 </span> ff 0/subop/increment *<span class="SpecialChar">Keyboard-buffer</span>:read
<span id="L34" class="LineNr">34 </span> 81 4/subop/and *<span class="SpecialChar">Keyboard-buffer</span>:read 0x0f/imm32
<span id="L35" class="LineNr">35 </span> fb/enable-interrupts
<span id="L36" class="LineNr">36 </span> }
<span id="L37" class="LineNr">37 </span> <span class="subxComment"># return</span>
<span id="L38" class="LineNr">38 </span> eb $read-key:end/disp8
<span id="L39" class="LineNr">39 </span> }
<span id="L40" class="LineNr">40 </span> <span class="subxComment"># TODO: fake keyboard</span>
<span id="L41" class="LineNr">41 </span><span class="Constant">$read-key:end</span>:
<span id="L42" class="LineNr">42 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L43" class="LineNr">43 </span> 59/pop-to-ecx
<span id="L44" class="LineNr">44 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L45" class="LineNr">45 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L46" class="LineNr">46 </span> 5d/pop-to-ebp
<span id="L47" class="LineNr">47 </span> c3/return
<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># Most keys correspond to their ASCII/Unicode values.</span>
<span id="L10" class="LineNr">10 </span><span class="subxComment"># TODO: Support for international keyboards and multi-byte Unicode.</span>
<span id="L11" class="LineNr">11 </span><span class="subxComment">#</span>
<span id="L12" class="LineNr">12 </span><span class="subxComment"># However there are some exceptions that have no assigned place in Unicode</span>
<span id="L13" class="LineNr">13 </span><span class="subxComment"># (and with good reason):</span>
<span id="L14" class="LineNr">14 </span><span class="subxComment"># 0x80 = left arrow ←</span>
<span id="L15" class="LineNr">15 </span><span class="subxComment"># 0x81 = down arrow ↓</span>
<span id="L16" class="LineNr">16 </span><span class="subxComment"># 0x82 = up arrow ↑</span>
<span id="L17" class="LineNr">17 </span><span class="subxComment"># 0x83 = right arrow →</span>
<span id="L18" class="LineNr">18 </span><span class="subxComment"># These code points are not used by Unicode and their semantics are agreed to</span>
<span id="L19" class="LineNr">19 </span><span class="subxComment"># be context-sensitive: <a href="https://en.wikipedia.org/wiki/C0_and_C1_control_codes#C1_controls.">https://en.wikipedia.org/wiki/C0_and_C1_control_codes#C1_controls.</a></span>
<span id="L20" class="LineNr">20 </span><span class="subxComment"># Mu cannibalizes them in yet another non-standard way.</span>
<span id="L21" class="LineNr">21 </span><span class="subxFunction">read-key</span>: <span class="subxComment"># kbd: (addr keyboard) -&gt; result/eax: byte</span>
<span id="L22" class="LineNr">22 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L23" class="LineNr">23 </span> 55/push-ebp
<span id="L24" class="LineNr">24 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L25" class="LineNr">25 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L26" class="LineNr">26 </span> 51/push-ecx
<span id="L27" class="LineNr">27 </span> <span class="subxComment"># result = 0</span>
<span id="L28" class="LineNr">28 </span> b8/copy-to-eax 0/imm32
<span id="L29" class="LineNr">29 </span> <span class="subxComment"># ecx = keyboard</span>
<span id="L30" class="LineNr">30 </span> 8b/-&gt; *(ebp+8) 1/r32/ecx
<span id="L31" class="LineNr">31 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L32" class="LineNr">32 </span> {
<span id="L33" class="LineNr">33 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L34" class="LineNr">34 </span> <span class="subxComment"># var buffer-byte-addr/ecx: (addr byte)</span>
<span id="L35" class="LineNr">35 </span> 8b/-&gt; *<span class="SpecialChar">Keyboard-buffer</span>:read 1/r32/CL
<span id="L36" class="LineNr">36 </span> 81 0/subop/add %ecx <span class="SpecialChar">Keyboard-buffer</span>:data/imm32
<span id="L37" class="LineNr">37 </span> <span class="subxComment"># var next-key/eax: byte = *buffer-byte-addr</span>
<span id="L38" class="LineNr">38 </span> 8a/byte-&gt; *ecx 0/r32/AL
<span id="L39" class="LineNr">39 </span> <span class="subxComment"># if (next-key != 0) lock and remove from keyboard buffer</span>
<span id="L40" class="LineNr">40 </span> 81 7/subop/compare %eax 0/imm32
<span id="L41" class="LineNr">41 </span> {
<span id="L42" class="LineNr">42 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L43" class="LineNr">43 </span> fa/disable-interrupts
<span id="L44" class="LineNr">44 </span> c6 0/subop/copy-byte *ecx 0/imm8
<span id="L45" class="LineNr">45 </span> ff 0/subop/increment *<span class="SpecialChar">Keyboard-buffer</span>:read
<span id="L46" class="LineNr">46 </span> 81 4/subop/and *<span class="SpecialChar">Keyboard-buffer</span>:read 0x0f/imm32
<span id="L47" class="LineNr">47 </span> fb/enable-interrupts
<span id="L48" class="LineNr">48 </span> }
<span id="L49" class="LineNr">49 </span> <span class="subxComment"># return</span>
<span id="L50" class="LineNr">50 </span> eb $read-key:end/disp8
<span id="L51" class="LineNr">51 </span> }
<span id="L52" class="LineNr">52 </span> <span class="subxComment"># TODO: fake keyboard</span>
<span id="L53" class="LineNr">53 </span><span class="Constant">$read-key:end</span>:
<span id="L54" class="LineNr">54 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L55" class="LineNr">55 </span> 59/pop-to-ecx
<span id="L56" class="LineNr">56 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L57" class="LineNr">57 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L58" class="LineNr">58 </span> 5d/pop-to-ebp
<span id="L59" class="LineNr">59 </span> c3/return
</pre>
</body>
</html>

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@ -58,7 +58,7 @@ if ('onhashchange' in window) {
<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Use the built-in font to draw a grapheme to real screen.</span>
<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span>
<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># We need to do this in machine code because Mu doesn't have global variables</span>
<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># yet (for the start of video memory).</span>
<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># yet (for the start of the font).</span>
<span id="L5" class="LineNr"> 5 </span><span class="subxComment">#</span>
<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># There are uncomfortable assumptions baked in here about english/latin</span>
<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># script. We convert the grid of pixels into a fixed-width grid of graphemes,</span>
@ -84,7 +84,7 @@ if ('onhashchange' in window) {
<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># var letter-bitmap/esi = font[g]</span>
<span id="L28" class="LineNr"> 28 </span> 8b/-&gt; *(ebp+8) 6/r32/esi
<span id="L29" class="LineNr"> 29 </span> c1 4/subop/shift-left %esi 4/imm8
<span id="L30" class="LineNr"> 30 </span> 81 0/subop/add %esi <span class="SpecialChar"><a href='boot.subx.html#L568'>Font</a></span>/imm32
<span id="L30" class="LineNr"> 30 </span> 81 0/subop/add %esi <span class="SpecialChar"><a href='boot.subx.html#L628'>Font</a></span>/imm32
<span id="L31" class="LineNr"> 31 </span> <span class="subxComment"># if (letter-bitmap &gt;= 0x9400) return # characters beyond ASCII currently not supported</span>
<span id="L32" class="LineNr"> 32 </span> 81 7/subop/compare %esi 0x9400/imm32
<span id="L33" class="LineNr"> 33 </span> 7d/jump-if-&gt;= $draw-grapheme-on-real-screen:end/disp8

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@ -82,7 +82,7 @@ if ('onhashchange' in window) {
<span id="L23" class="LineNr"> 23 </span> 8b/copy 1/mod/*+disp8 6/rm32/esi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(esi+4) to ecx</span>
<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># if (f-&gt;read &gt;= f-&gt;write) abort</span>
<span id="L25" class="LineNr"> 25 </span> 3b/compare 0/mod/indirect 6/rm32/esi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ecx with *esi</span>
<span id="L26" class="LineNr"> 26 </span> 0f 8d/jump-if-&gt;= $read-byte:<a href='501draw-text.mu.html#L459'>abort</a>/disp32
<span id="L26" class="LineNr"> 26 </span> 0f 8d/jump-if-&gt;= $read-byte:<a href='501draw-text.mu.html#L481'>abort</a>/disp32
<span id="L27" class="LineNr"> 27 </span> <span class="subxComment"># result = f-&gt;data[f-&gt;read]</span>
<span id="L28" class="LineNr"> 28 </span> 31/xor 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear eax</span>
<span id="L29" class="LineNr"> 29 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/esi 1/index/ecx <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(esi+ecx+12) to AL</span>
@ -97,8 +97,8 @@ if ('onhashchange' in window) {
<span id="L38" class="LineNr"> 38 </span> 5d/pop-to-ebp
<span id="L39" class="LineNr"> 39 </span> c3/return
<span id="L40" class="LineNr"> 40 </span>
<span id="L41" class="LineNr"> 41 </span><span class="Constant">$read-byte:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L42" class="LineNr"> 42 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;read-byte: empty stream&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L41" class="LineNr"> 41 </span><span class="Constant">$read-byte:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L42" class="LineNr"> 42 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;read-byte: empty stream&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L43" class="LineNr"> 43 </span> {
<span id="L44" class="LineNr"> 44 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L45" class="LineNr"> 45 </span> }

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@ -83,7 +83,7 @@ if ('onhashchange' in window) {
<span id="L23" class="LineNr">23 </span> 8b/copy 0/mod/indirect 7/rm32/edi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *edi to ecx</span>
<span id="L24" class="LineNr">24 </span> <span class="subxComment"># if (f-&gt;write &gt;= f-&gt;size) abort</span>
<span id="L25" class="LineNr">25 </span> 3b/compare 1/mod/*+disp8 7/rm32/edi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare ecx with *(edi+8)</span>
<span id="L26" class="LineNr">26 </span> 7d/jump-if-&gt;= $append-byte:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L26" class="LineNr">26 </span> 7d/jump-if-&gt;= $append-byte:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L27" class="LineNr">27 </span><span class="Constant">$append-byte:to-stream</span>:
<span id="L28" class="LineNr">28 </span> <span class="subxComment"># write to stream</span>
<span id="L29" class="LineNr">29 </span> <span class="subxComment"># f-&gt;data[f-&gt;write] = LSB(n)</span>
@ -102,8 +102,8 @@ if ('onhashchange' in window) {
<span id="L42" class="LineNr">42 </span> 5d/pop-to-ebp
<span id="L43" class="LineNr">43 </span> c3/return
<span id="L44" class="LineNr">44 </span>
<span id="L45" class="LineNr">45 </span><span class="Constant">$append-byte:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L46" class="LineNr">46 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;append-byte: out of space\n&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L45" class="LineNr">45 </span><span class="Constant">$append-byte:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L46" class="LineNr">46 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;append-byte: out of space\n&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L47" class="LineNr">47 </span> {
<span id="L48" class="LineNr">48 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L49" class="LineNr">49 </span> }

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@ -924,11 +924,11 @@ if ('onhashchange' in window) {
<span id="L865" class="LineNr">865 </span><span class="Constant">$from-hex-char:check0</span>:
<span id="L866" class="LineNr">866 </span> <span class="subxComment"># if (eax &lt; '0') goto abort</span>
<span id="L867" class="LineNr">867 </span> 3d/compare-eax-with 0x30/imm32/0
<span id="L868" class="LineNr">868 </span> 7c/jump-if-&lt; $from-hex-char:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L868" class="LineNr">868 </span> 7c/jump-if-&lt; $from-hex-char:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L869" class="LineNr">869 </span><span class="Constant">$from-hex-char:check1</span>:
<span id="L870" class="LineNr">870 </span> <span class="subxComment"># if (eax &gt; 'f') goto abort</span>
<span id="L871" class="LineNr">871 </span> 3d/compare-eax-with 0x66/imm32/f
<span id="L872" class="LineNr">872 </span> 7f/jump-if-&gt; $from-hex-char:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L872" class="LineNr">872 </span> 7f/jump-if-&gt; $from-hex-char:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L873" class="LineNr">873 </span><span class="Constant">$from-hex-char:check2</span>:
<span id="L874" class="LineNr">874 </span> <span class="subxComment"># if (eax &gt; '9') goto next check</span>
<span id="L875" class="LineNr">875 </span> 3d/compare-eax-with 0x39/imm32/9
@ -940,14 +940,14 @@ if ('onhashchange' in window) {
<span id="L881" class="LineNr">881 </span><span class="Constant">$from-hex-char:check3</span>:
<span id="L882" class="LineNr">882 </span> <span class="subxComment"># if (eax &lt; 'a') goto abort</span>
<span id="L883" class="LineNr">883 </span> 3d/compare-eax-with 0x61/imm32/a
<span id="L884" class="LineNr">884 </span> 7c/jump-if-&lt; $from-hex-char:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L884" class="LineNr">884 </span> 7c/jump-if-&lt; $from-hex-char:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L885" class="LineNr">885 </span><span class="Constant">$from-hex-char:letter</span>:
<span id="L886" class="LineNr">886 </span> <span class="subxComment"># return eax - ('a'-10)</span>
<span id="L887" class="LineNr">887 </span> 2d/subtract-from-eax 0x57/imm32/a-10
<span id="L888" class="LineNr">888 </span> c3/return
<span id="L889" class="LineNr">889 </span>
<span id="L890" class="LineNr">890 </span><span class="Constant">$from-hex-char:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L891" class="LineNr">891 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;invalid hex char&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L890" class="LineNr">890 </span><span class="Constant">$from-hex-char:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L891" class="LineNr">891 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;invalid hex char&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L892" class="LineNr">892 </span> {
<span id="L893" class="LineNr">893 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L894" class="LineNr">894 </span> }

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@ -173,7 +173,7 @@ if ('onhashchange' in window) {
<span id="L112" class="LineNr">112 </span> <span class="subxComment"># TODO: move this check up before any state updates when we support error recovery</span>
<span id="L113" class="LineNr">113 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 0/base/eax 3/index/ebx <span class="Normal"> . </span> 0/r32/eax 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy eax+ebx+4 to eax</span>
<span id="L114" class="LineNr">114 </span> 3b/compare 1/mod/*+disp8 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># compare eax with *(ecx+4)</span>
<span id="L115" class="LineNr">115 </span> 73/jump-if-&gt;=-signed $allocate-raw:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L115" class="LineNr">115 </span> 73/jump-if-&gt;=-signed $allocate-raw:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L116" class="LineNr">116 </span><span class="Constant">$allocate-raw:commit</span>:
<span id="L117" class="LineNr">117 </span> <span class="subxComment"># ad-&gt;curr += n+4</span>
<span id="L118" class="LineNr">118 </span> 89/copy 0/mod/indirect 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy eax to *ecx</span>
@ -190,8 +190,8 @@ if ('onhashchange' in window) {
<span id="L129" class="LineNr">129 </span> 5d/pop-to-ebp
<span id="L130" class="LineNr">130 </span> c3/return
<span id="L131" class="LineNr">131 </span>
<span id="L132" class="LineNr">132 </span><span class="Constant">$allocate-raw:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L133" class="LineNr">133 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;allocate: failed&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L132" class="LineNr">132 </span><span class="Constant">$allocate-raw:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L133" class="LineNr">133 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;allocate: failed&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L134" class="LineNr">134 </span> {
<span id="L135" class="LineNr">135 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L136" class="LineNr">136 </span> }
@ -301,7 +301,7 @@ if ('onhashchange' in window) {
<span id="L240" class="LineNr">240 </span> 8b/copy 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ebp+12) to eax</span>
<span id="L241" class="LineNr">241 </span> <span class="subxComment"># if (ecx != *eax) abort</span>
<span id="L242" class="LineNr">242 </span> 39/compare 0/mod/indirect 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare *eax and ecx</span>
<span id="L243" class="LineNr">243 </span> 75/jump-if-!= $lookup:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L243" class="LineNr">243 </span> 75/jump-if-!= $lookup:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L244" class="LineNr">244 </span> <span class="subxComment"># add 4 to eax</span>
<span id="L245" class="LineNr">245 </span> 05/add-to-eax 4/imm32
<span id="L246" class="LineNr">246 </span><span class="Constant">$lookup:end</span>:
@ -312,8 +312,8 @@ if ('onhashchange' in window) {
<span id="L251" class="LineNr">251 </span> 5d/pop-to-ebp
<span id="L252" class="LineNr">252 </span> c3/return
<span id="L253" class="LineNr">253 </span>
<span id="L254" class="LineNr">254 </span><span class="Constant">$lookup:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L255" class="LineNr">255 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;lookup: failed&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L254" class="LineNr">254 </span><span class="Constant">$lookup:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L255" class="LineNr">255 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;lookup: failed&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L256" class="LineNr">256 </span> {
<span id="L257" class="LineNr">257 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L258" class="LineNr">258 </span> }
@ -560,7 +560,7 @@ if ('onhashchange' in window) {
<span id="L499" class="LineNr">499 </span> 05/add-to-eax 4/imm32
<span id="L500" class="LineNr">500 </span> <span class="subxComment"># if (eax == 0) abort</span>
<span id="L501" class="LineNr">501 </span> 3d/compare-eax-and 0/imm32
<span id="L502" class="LineNr">502 </span> 74/jump-if-= $allocate-region:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L502" class="LineNr">502 </span> 74/jump-if-= $allocate-region:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L503" class="LineNr">503 </span> <span class="subxComment"># earmark 8 bytes at the start for a new allocation descriptor</span>
<span id="L504" class="LineNr">504 </span> <span class="subxS1Comment"># . *eax = eax + 8</span>
<span id="L505" class="LineNr">505 </span> 89/copy 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy eax to ecx</span>
@ -584,8 +584,8 @@ if ('onhashchange' in window) {
<span id="L523" class="LineNr">523 </span><span class="subxComment"># conditional jump, even if it's unused the vast majority of the time. This way</span>
<span id="L524" class="LineNr">524 </span><span class="subxComment"># we bloat a potentially cold segment in RAM so we can abort with a single</span>
<span id="L525" class="LineNr">525 </span><span class="subxComment"># instruction.</span>
<span id="L526" class="LineNr">526 </span><span class="Constant">$allocate-region:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L527" class="LineNr">527 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;allocate-region: failed to allocate&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L526" class="LineNr">526 </span><span class="Constant">$allocate-region:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L527" class="LineNr">527 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;allocate-region: failed to allocate&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L528" class="LineNr">528 </span> {
<span id="L529" class="LineNr">529 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L530" class="LineNr">530 </span> }

View File

@ -79,7 +79,7 @@ if ('onhashchange' in window) {
<span id="L20" class="LineNr"> 20 </span> f7 4/subop/multiply 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># multiply *(ebp+12) into edx:eax</span>
<span id="L21" class="LineNr"> 21 </span> <span class="subxS1Comment"># . if overflow abort</span>
<span id="L22" class="LineNr"> 22 </span> 81 7/subop/compare 3/mod/direct 2/rm32/edx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare edx</span>
<span id="L23" class="LineNr"> 23 </span> 75/jump-if-!= $new-stream:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L23" class="LineNr"> 23 </span> 75/jump-if-!= $new-stream:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L24" class="LineNr"> 24 </span> <span class="subxS1Comment"># . edx = elemsize*length</span>
<span id="L25" class="LineNr"> 25 </span> 89/copy 3/mod/direct 2/rm32/edx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy eax to edx</span>
<span id="L26" class="LineNr"> 26 </span> <span class="subxComment"># var n/eax: int = size + 12 (for read, write and size)</span>
@ -116,8 +116,8 @@ if ('onhashchange' in window) {
<span id="L57" class="LineNr"> 57 </span> 5d/pop-to-ebp
<span id="L58" class="LineNr"> 58 </span> c3/return
<span id="L59" class="LineNr"> 59 </span>
<span id="L60" class="LineNr"> 60 </span><span class="Constant">$new-stream:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L61" class="LineNr"> 61 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;new-stream: size too large&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L60" class="LineNr"> 60 </span><span class="Constant">$new-stream:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L61" class="LineNr"> 61 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;new-stream: size too large&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L62" class="LineNr"> 62 </span> {
<span id="L63" class="LineNr"> 63 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L64" class="LineNr"> 64 </span> }

View File

@ -880,7 +880,7 @@ if ('onhashchange' in window) {
<span id="L819" class="LineNr"> 819 </span> 73/jump-if-addr&gt;= $write-slice:loop-end/disp8
<span id="L820" class="LineNr"> 820 </span> <span class="subxComment"># if (out-&gt;write &gt;= out-&gt;size) abort</span>
<span id="L821" class="LineNr"> 821 </span> 39/compare 3/mod/direct 3/rm32/ebx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 2/r32/edx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ebx with edx</span>
<span id="L822" class="LineNr"> 822 </span> 7d/jump-if-&gt;= $write-slice:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L822" class="LineNr"> 822 </span> 7d/jump-if-&gt;= $write-slice:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L823" class="LineNr"> 823 </span> <span class="subxComment"># out-&gt;data[out-&gt;write] = *in</span>
<span id="L824" class="LineNr"> 824 </span> <span class="subxS1Comment"># . AL = *in</span>
<span id="L825" class="LineNr"> 825 </span> 31/xor 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># clear eax</span>
@ -908,8 +908,8 @@ if ('onhashchange' in window) {
<span id="L847" class="LineNr"> 847 </span> 5d/pop-to-ebp
<span id="L848" class="LineNr"> 848 </span> c3/return
<span id="L849" class="LineNr"> 849 </span>
<span id="L850" class="LineNr"> 850 </span><span class="Constant">$write-slice:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L851" class="LineNr"> 851 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;write-slice: out of space&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L850" class="LineNr"> 850 </span><span class="Constant">$write-slice:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L851" class="LineNr"> 851 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;write-slice: out of space&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L852" class="LineNr"> 852 </span> {
<span id="L853" class="LineNr"> 853 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L854" class="LineNr"> 854 </span> }
@ -995,7 +995,7 @@ if ('onhashchange' in window) {
<span id="L934" class="LineNr"> 934 </span> 05/add-to-eax 4/imm32
<span id="L935" class="LineNr"> 935 </span> <span class="subxComment"># if (eax == 0) abort</span>
<span id="L936" class="LineNr"> 936 </span> 3d/compare-eax-and 0/imm32
<span id="L937" class="LineNr"> 937 </span> 74/jump-if-= $slice-to-string:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L937" class="LineNr"> 937 </span> 74/jump-if-= $slice-to-string:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L938" class="LineNr"> 938 </span> <span class="subxComment"># out-&gt;size = size-4</span>
<span id="L939" class="LineNr"> 939 </span> 89/copy 0/mod/indirect 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ecx to *eax</span>
<span id="L940" class="LineNr"> 940 </span> 81 5/subop/subtract 0/mod/indirect 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract 4 from *eax</span>
@ -1030,8 +1030,8 @@ if ('onhashchange' in window) {
<span id="L969" class="LineNr"> 969 </span> 5d/pop-to-ebp
<span id="L970" class="LineNr"> 970 </span> c3/return
<span id="L971" class="LineNr"> 971 </span>
<span id="L972" class="LineNr"> 972 </span><span class="Constant">$slice-to-string:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L973" class="LineNr"> 973 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;slice-to-string: out of space\n&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L972" class="LineNr"> 972 </span><span class="Constant">$slice-to-string:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L973" class="LineNr"> 973 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;slice-to-string: out of space\n&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L974" class="LineNr"> 974 </span> {
<span id="L975" class="LineNr"> 975 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L976" class="LineNr"> 976 </span> }

View File

@ -150,7 +150,7 @@ if ('onhashchange' in window) {
<span id="L89" class="LineNr"> 89 </span> 74/jump-if-= $write-int32-decimal:write-break/disp8
<span id="L90" class="LineNr"> 90 </span> <span class="subxComment"># if (curr &gt;= max) abort</span>
<span id="L91" class="LineNr"> 91 </span> 39/compare 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 3/r32/ebx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare ecx with ebx</span>
<span id="L92" class="LineNr"> 92 </span> 73/jump-if-addr&gt;= $write-int32-decimal:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L92" class="LineNr"> 92 </span> 73/jump-if-addr&gt;= $write-int32-decimal:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L93" class="LineNr"> 93 </span><span class="Constant">$write-int32-decimal:write-char</span>:
<span id="L94" class="LineNr"> 94 </span> <span class="subxComment"># *curr = AL</span>
<span id="L95" class="LineNr"> 95 </span> 88/copy-byte 0/mod/indirect 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/AL <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy AL to byte at *ecx</span>
@ -174,8 +174,8 @@ if ('onhashchange' in window) {
<span id="L113" class="LineNr">113 </span> 5d/pop-to-ebp
<span id="L114" class="LineNr">114 </span> c3/return
<span id="L115" class="LineNr">115 </span>
<span id="L116" class="LineNr">116 </span><span class="Constant">$write-int32-decimal:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L117" class="LineNr">117 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;write-int32-decimal: stream out of space&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L116" class="LineNr">116 </span><span class="Constant">$write-int32-decimal:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L117" class="LineNr">117 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;write-int32-decimal: stream out of space&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L118" class="LineNr">118 </span> {
<span id="L119" class="LineNr">119 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L120" class="LineNr">120 </span> }
@ -440,11 +440,11 @@ if ('onhashchange' in window) {
<span id="L404" class="LineNr">404 </span><span class="Constant">$to-decimal-digit:check0</span>:
<span id="L405" class="LineNr">405 </span> <span class="subxComment"># if (eax &lt; '0') goto abort</span>
<span id="L406" class="LineNr">406 </span> 3d/compare-eax-with 0x30/imm32/0
<span id="L407" class="LineNr">407 </span> 7c/jump-if-&lt; $to-decimal-digit:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L407" class="LineNr">407 </span> 7c/jump-if-&lt; $to-decimal-digit:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L408" class="LineNr">408 </span><span class="Constant">$to-decimal-digit:check1</span>:
<span id="L409" class="LineNr">409 </span> <span class="subxComment"># if (eax &gt; '9') goto abort</span>
<span id="L410" class="LineNr">410 </span> 3d/compare-eax-with 0x39/imm32/f
<span id="L411" class="LineNr">411 </span> 7f/jump-if-&gt; $to-decimal-digit:<a href='501draw-text.mu.html#L459'>abort</a>/disp8
<span id="L411" class="LineNr">411 </span> 7f/jump-if-&gt; $to-decimal-digit:<a href='501draw-text.mu.html#L481'>abort</a>/disp8
<span id="L412" class="LineNr">412 </span><span class="Constant">$to-decimal-digit:digit</span>:
<span id="L413" class="LineNr">413 </span> <span class="subxComment"># return eax - '0'</span>
<span id="L414" class="LineNr">414 </span> 2d/subtract-from-eax 0x30/imm32/0
@ -454,8 +454,8 @@ if ('onhashchange' in window) {
<span id="L418" class="LineNr">418 </span> 5d/pop-to-ebp
<span id="L419" class="LineNr">419 </span> c3/return
<span id="L420" class="LineNr">420 </span>
<span id="L421" class="LineNr">421 </span><span class="Constant">$to-decimal-digit:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L422" class="LineNr">422 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;to-decimal-digit: not a digit character&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L421" class="LineNr">421 </span><span class="Constant">$to-decimal-digit:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L422" class="LineNr">422 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;to-decimal-digit: not a digit character&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L423" class="LineNr">423 </span> {
<span id="L424" class="LineNr">424 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L425" class="LineNr">425 </span> }

View File

@ -125,7 +125,7 @@ if ('onhashchange' in window) {
<span id="L69" class="LineNr"> 69 </span> 8b/-&gt; *(ebp+0x10) 1/r32/ecx
<span id="L70" class="LineNr"> 70 </span> 01/add-to %ecx 2/r32/edx
<span id="L71" class="LineNr"> 71 </span> 3b/compare 1/r32/ecx *(edi+8)
<span id="L72" class="LineNr"> 72 </span> 0f 8f/jump-if-&gt; $write-to-stream:<a href='501draw-text.mu.html#L459'>abort</a>/disp32
<span id="L72" class="LineNr"> 72 </span> 0f 8f/jump-if-&gt; $write-to-stream:<a href='501draw-text.mu.html#L481'>abort</a>/disp32
<span id="L73" class="LineNr"> 73 </span> <span class="subxComment"># var out/edx: (addr byte) = s-&gt;data + s-&gt;write</span>
<span id="L74" class="LineNr"> 74 </span> 8d/copy-address *(edi+edx+0xc) 2/r32/edx
<span id="L75" class="LineNr"> 75 </span> <span class="subxComment"># var outend/ebx: (addr byte) = out + n</span>
@ -153,8 +153,8 @@ if ('onhashchange' in window) {
<span id="L97" class="LineNr"> 97 </span> 5d/pop-to-ebp
<span id="L98" class="LineNr"> 98 </span> c3/return
<span id="L99" class="LineNr"> 99 </span>
<span id="L100" class="LineNr">100 </span><span class="Constant">$write-to-stream:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L101" class="LineNr">101 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;write-to-stream: stream full&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L100" class="LineNr">100 </span><span class="Constant">$write-to-stream:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L101" class="LineNr">101 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;write-to-stream: stream full&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L102" class="LineNr">102 </span> {
<span id="L103" class="LineNr">103 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L104" class="LineNr">104 </span> }
@ -178,7 +178,7 @@ if ('onhashchange' in window) {
<span id="L122" class="LineNr">122 </span> 8b/-&gt; *(ebp+0x10) 1/r32/ecx
<span id="L123" class="LineNr">123 </span> 01/add-to %ecx 2/r32/edx
<span id="L124" class="LineNr">124 </span> 3b/compare 1/r32/ecx *esi
<span id="L125" class="LineNr">125 </span> 0f 8f/jump-if-&gt; $read-from-stream:<a href='501draw-text.mu.html#L459'>abort</a>/disp32
<span id="L125" class="LineNr">125 </span> 0f 8f/jump-if-&gt; $read-from-stream:<a href='501draw-text.mu.html#L481'>abort</a>/disp32
<span id="L126" class="LineNr">126 </span> <span class="subxComment"># var in/edx: (addr byte) = s-&gt;data + s-&gt;read</span>
<span id="L127" class="LineNr">127 </span> 8d/copy-address *(esi+edx+0xc) 2/r32/edx
<span id="L128" class="LineNr">128 </span> <span class="subxComment"># var inend/ebx: (addr byte) = in + n</span>
@ -206,8 +206,8 @@ if ('onhashchange' in window) {
<span id="L150" class="LineNr">150 </span> 5d/pop-to-ebp
<span id="L151" class="LineNr">151 </span> c3/return
<span id="L152" class="LineNr">152 </span>
<span id="L153" class="LineNr">153 </span><span class="Constant">$read-from-stream:<a href='501draw-text.mu.html#L459'>abort</a></span>:
<span id="L154" class="LineNr">154 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;read-from-stream: stream empty&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L153" class="LineNr">153 </span><span class="Constant">$read-from-stream:<a href='501draw-text.mu.html#L481'>abort</a></span>:
<span id="L154" class="LineNr">154 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;read-from-stream: stream empty&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L155" class="LineNr">155 </span> {
<span id="L156" class="LineNr">156 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L157" class="LineNr">157 </span> }

View File

@ -82,13 +82,13 @@ if ('onhashchange' in window) {
<span id="L26" class="LineNr">26 </span> 39/compare %eax 1/r32/ecx
<span id="L27" class="LineNr">27 </span> 0f 82/jump-if-unsigned&lt; $__check-mu-array-bounds:end/disp32 <span class="subxComment"># negative index should always abort</span>
<span id="L28" class="LineNr">28 </span> <span class="subxComment"># abort if necessary</span>
<span id="L29" class="LineNr">29 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;fn &quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L30" class="LineNr">30 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x14) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L31" class="LineNr">31 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;: offset &quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L32" class="LineNr">32 </span> (<a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 %eax 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L33" class="LineNr">33 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot; is too large for array '&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L34" class="LineNr">34 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x18) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L35" class="LineNr">35 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;'&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L29" class="LineNr">29 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;fn &quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L30" class="LineNr">30 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x14) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L31" class="LineNr">31 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;: offset &quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L32" class="LineNr">32 </span> (<a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 %eax 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L33" class="LineNr">33 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot; is too large for array '&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L34" class="LineNr">34 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x18) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L35" class="LineNr">35 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;'&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L36" class="LineNr">36 </span> {
<span id="L37" class="LineNr">37 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L38" class="LineNr">38 </span> }
@ -104,16 +104,15 @@ if ('onhashchange' in window) {
<span id="L48" class="LineNr">48 </span> c3/return
<span id="L49" class="LineNr">49 </span>
<span id="L50" class="LineNr">50 </span><span class="subxMinorFunction">__check-mu-array-bounds:overflow</span>:
<span id="L51" class="LineNr">51 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;fn &quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L52" class="LineNr">52 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x14) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L53" class="LineNr">53 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;: offset to array '&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L54" class="LineNr">54 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;offset to array overflowed 32 bits&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L55" class="LineNr">55 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x18) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L56" class="LineNr">56 </span> (<a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;' overflowed 32 bits&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L57" class="LineNr">57 </span> {
<span id="L58" class="LineNr">58 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L59" class="LineNr">59 </span> }
<span id="L60" class="LineNr">60 </span> <span class="subxComment"># never gets here</span>
<span id="L51" class="LineNr">51 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;fn &quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L52" class="LineNr">52 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x14) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L53" class="LineNr">53 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;: offset to array '&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L54" class="LineNr">54 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 *(ebp+0x18) 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L55" class="LineNr">55 </span> (<a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> 0 <span class="Constant">&quot;' overflowed 32 bits&quot;</span> 3 0) <span class="subxComment"># 3=cyan</span>
<span id="L56" class="LineNr">56 </span> {
<span id="L57" class="LineNr">57 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L58" class="LineNr">58 </span> }
<span id="L59" class="LineNr">59 </span> <span class="subxComment"># never gets here</span>
</pre>
</body>
</html>

8
html/400.mu.html generated
View File

@ -61,14 +61,14 @@ if ('onhashchange' in window) {
<span id="L6" class="LineNr"> 6 </span><span class="PreProc">sig</span> <a href='103grapheme.subx.html#L134'>draw-cursor-on-real-screen</a> g: grapheme
<span id="L7" class="LineNr"> 7 </span>
<span id="L8" class="LineNr"> 8 </span><span class="muComment"># keyboard</span>
<span id="L9" class="LineNr"> 9 </span><span class="PreProc">sig</span> <a href='102keyboard.subx.html#L9'>read-key</a> kbd: (addr keyboard)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: byte
<span id="L9" class="LineNr"> 9 </span><span class="PreProc">sig</span> <a href='102keyboard.subx.html#L21'>read-key</a> kbd: (addr keyboard)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: byte
<span id="L10" class="LineNr">10 </span>
<span id="L11" class="LineNr">11 </span><span class="muComment"># disk</span>
<span id="L12" class="LineNr">12 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L817'>load-first-sector-from-primary-bus-secondary-drive</a> out: (addr stream byte)
<span id="L13" class="LineNr">13 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L864'>store-first-sector-to-primary-bus-secondary-drive</a> out: (addr stream byte)
<span id="L12" class="LineNr">12 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L910'>load-sector</a> disk: (addr disk), lba: int, out: (addr stream byte)
<span id="L13" class="LineNr">13 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L959'>store-sector</a> disk: (addr disk), lba: int, out: (addr stream byte)
<span id="L14" class="LineNr">14 </span>
<span id="L15" class="LineNr">15 </span><span class="muComment"># mouse</span>
<span id="L16" class="LineNr">16 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L1200'>read-mouse-event</a><span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int
<span id="L16" class="LineNr">16 </span><span class="PreProc">sig</span> <a href='boot.subx.html#L1291'>read-mouse-event</a><span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int
<span id="L17" class="LineNr">17 </span>
<span id="L18" class="LineNr">18 </span><span class="muComment"># tests</span>
<span id="L19" class="LineNr">19 </span><span class="PreProc">sig</span> <a href='104test.subx.html#L5'>count-test-failure</a>

View File

@ -78,62 +78,62 @@ if ('onhashchange' in window) {
<span id="L20" class="LineNr"> 20 </span> background-color: int
<span id="L21" class="LineNr"> 21 </span><span class="Delimiter">}</span>
<span id="L22" class="LineNr"> 22 </span>
<span id="L23" class="LineNr"> 23 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L23'>initialize-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), width: int, height: int <span class="Delimiter">{</span>
<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L23" class="LineNr"> 23 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L23'>initialize-screen</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), width: int, height: int <span class="Delimiter">{</span>
<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L25" class="LineNr"> 25 </span> <span class="PreProc">var</span> tmp/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L26" class="LineNr"> 26 </span> <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr int) <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L27" class="LineNr"> 27 </span> <span class="muComment"># screen-&gt;width = width</span>
<span id="L28" class="LineNr"> 28 </span> dest <span class="Special">&lt;-</span> get screen-addr, width
<span id="L28" class="LineNr"> 28 </span> dest <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
<span id="L29" class="LineNr"> 29 </span> tmp <span class="Special">&lt;-</span> copy width
<span id="L30" class="LineNr"> 30 </span> copy-to *dest, tmp
<span id="L31" class="LineNr"> 31 </span> <span class="muComment"># screen-&gt;height = height</span>
<span id="L32" class="LineNr"> 32 </span> dest <span class="Special">&lt;-</span> get screen-addr, height
<span id="L32" class="LineNr"> 32 </span> dest <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, height
<span id="L33" class="LineNr"> 33 </span> tmp <span class="Special">&lt;-</span> copy height
<span id="L34" class="LineNr"> 34 </span> copy-to *dest, tmp
<span id="L35" class="LineNr"> 35 </span> <span class="muComment"># screen-&gt;data = new screen-cell[width*height]</span>
<span id="L36" class="LineNr"> 36 </span> <span class="Delimiter">{</span>
<span id="L37" class="LineNr"> 37 </span> <span class="PreProc">var</span> data-addr/<span class="Constant">edi</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get screen-addr, data
<span id="L37" class="LineNr"> 37 </span> <span class="PreProc">var</span> data-addr/<span class="Constant">edi</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, data
<span id="L38" class="LineNr"> 38 </span> tmp <span class="Special">&lt;-</span> multiply width
<span id="L39" class="LineNr"> 39 </span> populate data-addr, tmp
<span id="L40" class="LineNr"> 40 </span> <span class="Delimiter">}</span>
<span id="L41" class="LineNr"> 41 </span> <span class="muComment"># screen-&gt;cursor-x = 0</span>
<span id="L42" class="LineNr"> 42 </span> dest <span class="Special">&lt;-</span> get screen-addr, cursor-x
<span id="L42" class="LineNr"> 42 </span> dest <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, cursor-x
<span id="L43" class="LineNr"> 43 </span> copy-to *dest, <span class="Constant">0</span>
<span id="L44" class="LineNr"> 44 </span> <span class="muComment"># screen-&gt;cursor-y = 0</span>
<span id="L45" class="LineNr"> 45 </span> dest <span class="Special">&lt;-</span> get screen-addr, cursor-y
<span id="L45" class="LineNr"> 45 </span> dest <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, cursor-y
<span id="L46" class="LineNr"> 46 </span> copy-to *dest, <span class="Constant">0</span>
<span id="L47" class="LineNr"> 47 </span><span class="Delimiter">}</span>
<span id="L48" class="LineNr"> 48 </span>
<span id="L49" class="LineNr"> 49 </span><span class="muComment"># in graphemes</span>
<span id="L50" class="LineNr"> 50 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L50'>screen-size</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L53" class="LineNr"> 53 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L54" class="LineNr"> 54 </span> <span class="Delimiter">{</span>
<span id="L55" class="LineNr"> 55 </span> <span class="PreProc">break-if-!=</span>
<span id="L56" class="LineNr"> 56 </span> <span class="PreProc">return</span> <span class="Constant">0x80</span>/<span class="Constant">128</span>, <span class="Constant">0x30</span>/<span class="Constant">48</span>
<span id="L57" class="LineNr"> 57 </span> <span class="Delimiter">}</span>
<span id="L58" class="LineNr"> 58 </span> <span class="muComment"># fake screen</span>
<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L60" class="LineNr"> 60 </span> <span class="PreProc">var</span> tmp/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, width
<span id="L50" class="LineNr"> 50 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L50'>screen-size</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L53" class="LineNr"> 53 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L54" class="LineNr"> 54 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L55" class="LineNr"> 55 </span> <span class="Delimiter">{</span>
<span id="L56" class="LineNr"> 56 </span> <span class="PreProc">break-if-!=</span>
<span id="L57" class="LineNr"> 57 </span> <span class="PreProc">return</span> <span class="Constant">0x80</span>/<span class="Constant">128</span>, <span class="Constant">0x30</span>/<span class="Constant">48</span>
<span id="L58" class="LineNr"> 58 </span> <span class="Delimiter">}</span>
<span id="L59" class="LineNr"> 59 </span> <span class="muComment"># fake screen</span>
<span id="L60" class="LineNr"> 60 </span> <span class="PreProc">var</span> tmp/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
<span id="L61" class="LineNr"> 61 </span> width <span class="Special">&lt;-</span> copy *tmp
<span id="L62" class="LineNr"> 62 </span> tmp <span class="Special">&lt;-</span> get screen-addr, height
<span id="L62" class="LineNr"> 62 </span> tmp <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, height
<span id="L63" class="LineNr"> 63 </span> height <span class="Special">&lt;-</span> copy *tmp
<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">return</span> width, height
<span id="L65" class="LineNr"> 65 </span><span class="Delimiter">}</span>
<span id="L66" class="LineNr"> 66 </span>
<span id="L67" class="LineNr"> 67 </span><span class="muComment"># testable screen primitive</span>
<span id="L68" class="LineNr"> 68 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L68'>draw-grapheme</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), g: grapheme, x: int, y: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L69" class="LineNr"> 69 </span> <span class="Delimiter">{</span>
<span id="L70" class="LineNr"> 70 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L71" class="LineNr"> 71 </span> <span class="PreProc">break-if-!=</span>
<span id="L72" class="LineNr"> 72 </span> <a href='103grapheme.subx.html#L17'>draw-grapheme-on-real-screen</a> g, x, y, color, background-color
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">return</span>
<span id="L74" class="LineNr"> 74 </span> <span class="Delimiter">}</span>
<span id="L75" class="LineNr"> 75 </span> <span class="muComment"># fake screen</span>
<span id="L76" class="LineNr"> 76 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> screen-addr, x, y
<span id="L78" class="LineNr"> 78 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get screen-addr, data
<span id="L68" class="LineNr"> 68 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L68'>draw-grapheme</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), g: grapheme, x: int, y: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L69" class="LineNr"> 69 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L70" class="LineNr"> 70 </span> <span class="Delimiter">{</span>
<span id="L71" class="LineNr"> 71 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L72" class="LineNr"> 72 </span> <span class="PreProc">break-if-!=</span>
<span id="L73" class="LineNr"> 73 </span> <a href='103grapheme.subx.html#L17'>draw-grapheme-on-real-screen</a> g, x, y, color, background-color
<span id="L74" class="LineNr"> 74 </span> <span class="PreProc">return</span>
<span id="L75" class="LineNr"> 75 </span> <span class="Delimiter">}</span>
<span id="L76" class="LineNr"> 76 </span> <span class="muComment"># fake screen</span>
<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
<span id="L78" class="LineNr"> 78 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, data
<span id="L79" class="LineNr"> 79 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L80" class="LineNr"> 80 </span> <span class="PreProc">var</span> offset/<span class="Constant">ecx</span>: (offset <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> compute-offset data, idx
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">var</span> dest-cell/<span class="Constant">ecx</span>: (addr <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> index data, offset
@ -155,15 +155,15 @@ if ('onhashchange' in window) {
<span id="L97" class="LineNr"> 97 </span><span class="Delimiter">}</span>
<span id="L98" class="LineNr"> 98 </span>
<span id="L99" class="LineNr"> 99 </span><span class="muComment"># not really needed for a real screen, though it shouldn't do any harm</span>
<span id="L100" class="LineNr">100 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L100'>screen-cell-index</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L101" class="LineNr">101 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy screen-on-stack
<span id="L100" class="LineNr">100 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L100'>screen-cell-index</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L101" class="LineNr">101 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L102" class="LineNr">102 </span> <span class="muComment"># only one bounds check isn't automatically handled</span>
<span id="L103" class="LineNr">103 </span> <span class="Delimiter">{</span>
<span id="L104" class="LineNr">104 </span> <span class="PreProc">var</span> xmax/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
<span id="L105" class="LineNr">105 </span> <span class="PreProc">var</span> xcurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy x
<span id="L106" class="LineNr">106 </span> compare xcurr, *xmax
<span id="L107" class="LineNr">107 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L108" class="LineNr">108 </span> <a href='501draw-text.mu.html#L459'>abort</a> <span class="Constant">&quot;tried to print out of <a href='500text-screen.mu.html#L9'>screen</a> bounds&quot;</span>
<span id="L108" class="LineNr">108 </span> <a href='501draw-text.mu.html#L481'>abort</a> <span class="Constant">&quot;tried to print out of <a href='500text-screen.mu.html#L9'>screen</a> bounds&quot;</span>
<span id="L109" class="LineNr">109 </span> <span class="Delimiter">}</span>
<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> width-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
<span id="L111" class="LineNr">111 </span> <span class="PreProc">var</span> result/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
@ -172,31 +172,31 @@ if ('onhashchange' in window) {
<span id="L114" class="LineNr">114 </span> <span class="PreProc">return</span> result
<span id="L115" class="LineNr">115 </span><span class="Delimiter">}</span>
<span id="L116" class="LineNr">116 </span>
<span id="L117" class="LineNr">117 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L117'>cursor-position</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L118" class="LineNr">118 </span> <span class="Delimiter">{</span>
<span id="L119" class="LineNr">119 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L120" class="LineNr">120 </span> <span class="PreProc">break-if-!=</span>
<span id="L121" class="LineNr">121 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L122" class="LineNr">122 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L123" class="LineNr">123 </span> x, y <span class="Special">&lt;-</span> <a href='103grapheme.subx.html#L96'>cursor-position-on-real-screen</a>
<span id="L124" class="LineNr">124 </span> <span class="PreProc">return</span> x, y
<span id="L125" class="LineNr">125 </span> <span class="Delimiter">}</span>
<span id="L126" class="LineNr">126 </span> <span class="muComment"># fake screen</span>
<span id="L127" class="LineNr">127 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L128" class="LineNr">128 </span> <span class="PreProc">var</span> cursor-x-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, cursor-x
<span id="L129" class="LineNr">129 </span> <span class="PreProc">var</span> cursor-y-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, cursor-y
<span id="L117" class="LineNr">117 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L117'>cursor-position</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L118" class="LineNr">118 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L119" class="LineNr">119 </span> <span class="Delimiter">{</span>
<span id="L120" class="LineNr">120 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L121" class="LineNr">121 </span> <span class="PreProc">break-if-!=</span>
<span id="L122" class="LineNr">122 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L123" class="LineNr">123 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L124" class="LineNr">124 </span> x, y <span class="Special">&lt;-</span> <a href='103grapheme.subx.html#L96'>cursor-position-on-real-screen</a>
<span id="L125" class="LineNr">125 </span> <span class="PreProc">return</span> x, y
<span id="L126" class="LineNr">126 </span> <span class="Delimiter">}</span>
<span id="L127" class="LineNr">127 </span> <span class="muComment"># fake screen</span>
<span id="L128" class="LineNr">128 </span> <span class="PreProc">var</span> cursor-x-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, cursor-x
<span id="L129" class="LineNr">129 </span> <span class="PreProc">var</span> cursor-y-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, cursor-y
<span id="L130" class="LineNr">130 </span> <span class="PreProc">return</span> *cursor-x-addr, *cursor-y-addr
<span id="L131" class="LineNr">131 </span><span class="Delimiter">}</span>
<span id="L132" class="LineNr">132 </span>
<span id="L133" class="LineNr">133 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L133'>set-cursor-position</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int <span class="Delimiter">{</span>
<span id="L134" class="LineNr">134 </span> <span class="Delimiter">{</span>
<span id="L135" class="LineNr">135 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L136" class="LineNr">136 </span> <span class="PreProc">break-if-!=</span>
<span id="L137" class="LineNr">137 </span> <a href='103grapheme.subx.html#L109'>set-cursor-position-on-real-screen</a> x, y
<span id="L138" class="LineNr">138 </span> <span class="PreProc">return</span>
<span id="L139" class="LineNr">139 </span> <span class="Delimiter">}</span>
<span id="L140" class="LineNr">140 </span> <span class="muComment"># fake screen</span>
<span id="L141" class="LineNr">141 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L133" class="LineNr">133 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L133'>set-cursor-position</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int <span class="Delimiter">{</span>
<span id="L134" class="LineNr">134 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L135" class="LineNr">135 </span> <span class="Delimiter">{</span>
<span id="L136" class="LineNr">136 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L137" class="LineNr">137 </span> <span class="PreProc">break-if-!=</span>
<span id="L138" class="LineNr">138 </span> <a href='103grapheme.subx.html#L109'>set-cursor-position-on-real-screen</a> x, y
<span id="L139" class="LineNr">139 </span> <span class="PreProc">return</span>
<span id="L140" class="LineNr">140 </span> <span class="Delimiter">}</span>
<span id="L141" class="LineNr">141 </span> <span class="muComment"># fake screen</span>
<span id="L142" class="LineNr">142 </span> <span class="muComment"># ignore x &lt; 0</span>
<span id="L143" class="LineNr">143 </span> <span class="Delimiter">{</span>
<span id="L144" class="LineNr">144 </span> compare x, <span class="Constant">0</span>
@ -205,7 +205,7 @@ if ('onhashchange' in window) {
<span id="L147" class="LineNr">147 </span> <span class="Delimiter">}</span>
<span id="L148" class="LineNr">148 </span> <span class="muComment"># ignore x &gt;= width</span>
<span id="L149" class="LineNr">149 </span> <span class="Delimiter">{</span>
<span id="L150" class="LineNr">150 </span> <span class="PreProc">var</span> width-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, width
<span id="L150" class="LineNr">150 </span> <span class="PreProc">var</span> width-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
<span id="L151" class="LineNr">151 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy *width-addr
<span id="L152" class="LineNr">152 </span> compare x, width
<span id="L153" class="LineNr">153 </span> <span class="PreProc">break-if-&lt;=</span>
@ -219,18 +219,18 @@ if ('onhashchange' in window) {
<span id="L161" class="LineNr">161 </span> <span class="Delimiter">}</span>
<span id="L162" class="LineNr">162 </span> <span class="muComment"># ignore y &gt;= height</span>
<span id="L163" class="LineNr">163 </span> <span class="Delimiter">{</span>
<span id="L164" class="LineNr">164 </span> <span class="PreProc">var</span> height-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, height
<span id="L164" class="LineNr">164 </span> <span class="PreProc">var</span> height-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, height
<span id="L165" class="LineNr">165 </span> <span class="PreProc">var</span> height/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy *height-addr
<span id="L166" class="LineNr">166 </span> compare y, height
<span id="L167" class="LineNr">167 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L168" class="LineNr">168 </span> <span class="PreProc">return</span>
<span id="L169" class="LineNr">169 </span> <span class="Delimiter">}</span>
<span id="L170" class="LineNr">170 </span> <span class="muComment"># screen-&gt;cursor-x = x</span>
<span id="L171" class="LineNr">171 </span> <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, cursor-x
<span id="L171" class="LineNr">171 </span> <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, cursor-x
<span id="L172" class="LineNr">172 </span> <span class="PreProc">var</span> src/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy x
<span id="L173" class="LineNr">173 </span> copy-to *dest, src
<span id="L174" class="LineNr">174 </span> <span class="muComment"># screen-&gt;cursor-y = y</span>
<span id="L175" class="LineNr">175 </span> dest <span class="Special">&lt;-</span> get screen-addr, cursor-y
<span id="L175" class="LineNr">175 </span> dest <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, cursor-y
<span id="L176" class="LineNr">176 </span> src <span class="Special">&lt;-</span> copy y
<span id="L177" class="LineNr">177 </span> copy-to *dest, src
<span id="L178" class="LineNr">178 </span><span class="Delimiter">}</span>
@ -249,23 +249,23 @@ if ('onhashchange' in window) {
<span id="L191" class="LineNr">191 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, cursor-x, cursor-y, <span class="Constant">0</span>/fg, <span class="Constant">7</span>/bg
<span id="L192" class="LineNr">192 </span><span class="Delimiter">}</span>
<span id="L193" class="LineNr">193 </span>
<span id="L194" class="LineNr">194 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L194'>clear-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Delimiter">{</span>
<span id="L195" class="LineNr">195 </span> <span class="Delimiter">{</span>
<span id="L196" class="LineNr">196 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L197" class="LineNr">197 </span> <span class="PreProc">break-if-!=</span>
<span id="L198" class="LineNr">198 </span> <a href='500text-screen.mu.html#L226'>clear-real-screen</a>
<span id="L199" class="LineNr">199 </span> <span class="PreProc">return</span>
<span id="L200" class="LineNr">200 </span> <span class="Delimiter">}</span>
<span id="L201" class="LineNr">201 </span> <span class="muComment"># fake screen</span>
<span id="L202" class="LineNr">202 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L203" class="LineNr">203 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L194" class="LineNr">194 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L194'>clear-screen</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Delimiter">{</span>
<span id="L195" class="LineNr">195 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L196" class="LineNr">196 </span> <span class="Delimiter">{</span>
<span id="L197" class="LineNr">197 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L198" class="LineNr">198 </span> <span class="PreProc">break-if-!=</span>
<span id="L199" class="LineNr">199 </span> <a href='500text-screen.mu.html#L285'>clear-real-screen</a>
<span id="L200" class="LineNr">200 </span> <span class="PreProc">return</span>
<span id="L201" class="LineNr">201 </span> <span class="Delimiter">}</span>
<span id="L202" class="LineNr">202 </span> <span class="muComment"># fake screen</span>
<span id="L203" class="LineNr">203 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L204" class="LineNr">204 </span> <span class="PreProc">var</span> y/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L205" class="LineNr">205 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, height
<span id="L205" class="LineNr">205 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, height
<span id="L206" class="LineNr">206 </span> <span class="Delimiter">{</span>
<span id="L207" class="LineNr">207 </span> compare y, *height
<span id="L208" class="LineNr">208 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L209" class="LineNr">209 </span> <span class="PreProc">var</span> x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> width/<span class="Constant">ebx</span>: (addr int) <span class="Special">&lt;-</span> get screen-addr, width
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> width/<span class="Constant">ebx</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
<span id="L211" class="LineNr">211 </span> <span class="Delimiter">{</span>
<span id="L212" class="LineNr">212 </span> compare x, *width
<span id="L213" class="LineNr">213 </span> <span class="PreProc">break-if-&gt;=</span>
@ -279,81 +279,164 @@ if ('onhashchange' in window) {
<span id="L221" class="LineNr">221 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L222" class="LineNr">222 </span><span class="Delimiter">}</span>
<span id="L223" class="LineNr">223 </span>
<span id="L224" class="LineNr">224 </span><span class="muComment"># there's no grapheme that guarantees to cover every pixel, so we'll bump down</span>
<span id="L225" class="LineNr">225 </span><span class="muComment"># to pixels for a real screen</span>
<span id="L226" class="LineNr">226 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L226'>clear-real-screen</a></span> <span class="Delimiter">{</span>
<span id="L227" class="LineNr">227 </span> <span class="PreProc">var</span> y/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L224" class="LineNr">224 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L224'>fake-screen-empty?</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L225" class="LineNr">225 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L226" class="LineNr">226 </span> <span class="PreProc">var</span> y/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L227" class="LineNr">227 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, height
<span id="L228" class="LineNr">228 </span> <span class="Delimiter">{</span>
<span id="L229" class="LineNr">229 </span> compare y, <span class="Constant">0x300</span>/screen-height=<span class="Constant">768</span>
<span id="L229" class="LineNr">229 </span> compare y, *height
<span id="L230" class="LineNr">230 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L231" class="LineNr">231 </span> <span class="PreProc">var</span> x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L232" class="LineNr">232 </span> <span class="Delimiter">{</span>
<span id="L233" class="LineNr">233 </span> compare x, <span class="Constant">0x400</span>/screen-width=<span class="Constant">1024</span>
<span id="L234" class="LineNr">234 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L235" class="LineNr">235 </span> <a href='101screen.subx.html#L8'>pixel-on-real-screen</a> x, y, <span class="Constant">0</span>/color=black
<span id="L236" class="LineNr">236 </span> x <span class="Special">&lt;-</span> increment
<span id="L237" class="LineNr">237 </span> <span class="PreProc">loop</span>
<span id="L238" class="LineNr">238 </span> <span class="Delimiter">}</span>
<span id="L239" class="LineNr">239 </span> y <span class="Special">&lt;-</span> increment
<span id="L240" class="LineNr">240 </span> <span class="PreProc">loop</span>
<span id="L241" class="LineNr">241 </span> <span class="Delimiter">}</span>
<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span>
<span id="L243" class="LineNr">243 </span>
<span id="L244" class="LineNr">244 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L244'>screen-grapheme-at</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
<span id="L245" class="LineNr">245 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy screen-on-stack
<span id="L246" class="LineNr">246 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> screen-addr, x, y
<span id="L247" class="LineNr">247 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a> screen-addr, idx
<span id="L248" class="LineNr">248 </span> <span class="PreProc">return</span> result
<span id="L249" class="LineNr">249 </span><span class="Delimiter">}</span>
<span id="L250" class="LineNr">250 </span>
<span id="L251" class="LineNr">251 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), idx-on-stack: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
<span id="L252" class="LineNr">252 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy screen-on-stack
<span id="L253" class="LineNr">253 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get screen-addr, data
<span id="L254" class="LineNr">254 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L255" class="LineNr">255 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy idx-on-stack
<span id="L256" class="LineNr">256 </span> <span class="PreProc">var</span> offset/<span class="Constant">ecx</span>: (offset <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> compute-offset data, idx
<span id="L257" class="LineNr">257 </span> <span class="PreProc">var</span> cell/<span class="Constant">eax</span>: (addr <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> index data, offset
<span id="L258" class="LineNr">258 </span> <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr grapheme) <span class="Special">&lt;-</span> get cell, data
<span id="L259" class="LineNr">259 </span> <span class="PreProc">return</span> *src
<span id="L260" class="LineNr">260 </span><span class="Delimiter">}</span>
<span id="L261" class="LineNr">261 </span>
<span id="L262" class="LineNr">262 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L262'>screen-color-at</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L263" class="LineNr">263 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy screen-on-stack
<span id="L264" class="LineNr">264 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> screen-addr, x, y
<span id="L265" class="LineNr">265 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L269'>screen-color-at-idx</a> screen-addr, idx
<span id="L266" class="LineNr">266 </span> <span class="PreProc">return</span> result
<span id="L267" class="LineNr">267 </span><span class="Delimiter">}</span>
<span id="L268" class="LineNr">268 </span>
<span id="L269" class="LineNr">269 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L269'>screen-color-at-idx</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), idx-on-stack: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L270" class="LineNr">270 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy screen-on-stack
<span id="L271" class="LineNr">271 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get screen-addr, data
<span id="L272" class="LineNr">272 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L273" class="LineNr">273 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy idx-on-stack
<span id="L274" class="LineNr">274 </span> <span class="PreProc">var</span> offset/<span class="Constant">ecx</span>: (offset <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> compute-offset data, idx
<span id="L275" class="LineNr">275 </span> <span class="PreProc">var</span> cell/<span class="Constant">eax</span>: (addr <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> index data, offset
<span id="L276" class="LineNr">276 </span> <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get cell, color
<span id="L277" class="LineNr">277 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy *src
<span id="L278" class="LineNr">278 </span> <span class="PreProc">return</span> result
<span id="L279" class="LineNr">279 </span><span class="Delimiter">}</span>
<span id="L280" class="LineNr">280 </span>
<span id="L281" class="LineNr">281 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L281'>screen-background-color-at</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L282" class="LineNr">282 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy screen-on-stack
<span id="L283" class="LineNr">283 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> screen-addr, x, y
<span id="L284" class="LineNr">284 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a> screen-addr, idx
<span id="L285" class="LineNr">285 </span> <span class="PreProc">return</span> result
<span id="L286" class="LineNr">286 </span><span class="Delimiter">}</span>
<span id="L287" class="LineNr">287 </span>
<span id="L288" class="LineNr">288 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), idx-on-stack: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L289" class="LineNr">289 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy screen-on-stack
<span id="L290" class="LineNr">290 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get screen-addr, data
<span id="L291" class="LineNr">291 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L292" class="LineNr">292 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy idx-on-stack
<span id="L293" class="LineNr">293 </span> <span class="PreProc">var</span> offset/<span class="Constant">ecx</span>: (offset <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> compute-offset data, idx
<span id="L294" class="LineNr">294 </span> <span class="PreProc">var</span> cell/<span class="Constant">eax</span>: (addr <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> index data, offset
<span id="L295" class="LineNr">295 </span> <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get cell, background-color
<span id="L296" class="LineNr">296 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy *src
<span id="L297" class="LineNr">297 </span> <span class="PreProc">return</span> result
<span id="L298" class="LineNr">298 </span><span class="Delimiter">}</span>
<span id="L232" class="LineNr">232 </span> <span class="PreProc">var</span> width/<span class="Constant">ebx</span>: (addr int) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, width
<span id="L233" class="LineNr">233 </span> <span class="Delimiter">{</span>
<span id="L234" class="LineNr">234 </span> compare x, *width
<span id="L235" class="LineNr">235 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L236" class="LineNr">236 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L327'>screen-grapheme-at</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
<span id="L237" class="LineNr">237 </span> <span class="Delimiter">{</span>
<span id="L238" class="LineNr">238 </span> compare g, <span class="Constant">0</span>
<span id="L239" class="LineNr">239 </span> <span class="PreProc">break-if-=</span>
<span id="L240" class="LineNr">240 </span> compare g, <span class="Constant">0x20</span>/space
<span id="L241" class="LineNr">241 </span> <span class="PreProc">break-if-=</span>
<span id="L242" class="LineNr">242 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L243" class="LineNr">243 </span> <span class="Delimiter">}</span>
<span id="L244" class="LineNr">244 </span> x <span class="Special">&lt;-</span> increment
<span id="L245" class="LineNr">245 </span> <span class="PreProc">loop</span>
<span id="L246" class="LineNr">246 </span> <span class="Delimiter">}</span>
<span id="L247" class="LineNr">247 </span> y <span class="Special">&lt;-</span> increment
<span id="L248" class="LineNr">248 </span> <span class="PreProc">loop</span>
<span id="L249" class="LineNr">249 </span> <span class="Delimiter">}</span>
<span id="L250" class="LineNr">250 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L251" class="LineNr">251 </span><span class="Delimiter">}</span>
<span id="L252" class="LineNr">252 </span>
<span id="L253" class="LineNr">253 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L253'>clear-rect</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), xmin: int, ymin: int, xmax: int, ymax: int, background-color: int <span class="Delimiter">{</span>
<span id="L254" class="LineNr">254 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L255" class="LineNr">255 </span> <span class="Delimiter">{</span>
<span id="L256" class="LineNr">256 </span> compare <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>
<span id="L257" class="LineNr">257 </span> <span class="PreProc">break-if-!=</span>
<span id="L258" class="LineNr">258 </span> <a href='500text-screen.mu.html#L303'>clear-rect-on-real-screen</a> xmin, ymin, xmax, ymax, background-color
<span id="L259" class="LineNr">259 </span> <span class="PreProc">return</span>
<span id="L260" class="LineNr">260 </span> <span class="Delimiter">}</span>
<span id="L261" class="LineNr">261 </span> <span class="muComment"># fake screen</span>
<span id="L262" class="LineNr">262 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L263" class="LineNr">263 </span> <span class="PreProc">var</span> y/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy ymin
<span id="L264" class="LineNr">264 </span> <span class="PreProc">var</span> ymax/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy ymax
<span id="L265" class="LineNr">265 </span> <span class="Delimiter">{</span>
<span id="L266" class="LineNr">266 </span> compare y, ymax
<span id="L267" class="LineNr">267 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L268" class="LineNr">268 </span> <span class="PreProc">var</span> x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy xmin
<span id="L269" class="LineNr">269 </span> <span class="PreProc">var</span> xmax/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy xmax
<span id="L270" class="LineNr">270 </span> <span class="Delimiter">{</span>
<span id="L271" class="LineNr">271 </span> compare x, xmax
<span id="L272" class="LineNr">272 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L273" class="LineNr">273 </span> <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x20</span>/space, x, y, <span class="Constant">0</span>/fg, background-color
<span id="L274" class="LineNr">274 </span> x <span class="Special">&lt;-</span> increment
<span id="L275" class="LineNr">275 </span> <span class="PreProc">loop</span>
<span id="L276" class="LineNr">276 </span> <span class="Delimiter">}</span>
<span id="L277" class="LineNr">277 </span> y <span class="Special">&lt;-</span> increment
<span id="L278" class="LineNr">278 </span> <span class="PreProc">loop</span>
<span id="L279" class="LineNr">279 </span> <span class="Delimiter">}</span>
<span id="L280" class="LineNr">280 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L281" class="LineNr">281 </span><span class="Delimiter">}</span>
<span id="L282" class="LineNr">282 </span>
<span id="L283" class="LineNr">283 </span><span class="muComment"># there's no grapheme that guarantees to cover every pixel, so we'll bump down</span>
<span id="L284" class="LineNr">284 </span><span class="muComment"># to pixels for a real screen</span>
<span id="L285" class="LineNr">285 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L285'>clear-real-screen</a></span> <span class="Delimiter">{</span>
<span id="L286" class="LineNr">286 </span> <span class="PreProc">var</span> y/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L287" class="LineNr">287 </span> <span class="Delimiter">{</span>
<span id="L288" class="LineNr">288 </span> compare y, <span class="Constant">0x300</span>/screen-height=<span class="Constant">768</span>
<span id="L289" class="LineNr">289 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L290" class="LineNr">290 </span> <span class="PreProc">var</span> x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L291" class="LineNr">291 </span> <span class="Delimiter">{</span>
<span id="L292" class="LineNr">292 </span> compare x, <span class="Constant">0x400</span>/screen-width=<span class="Constant">1024</span>
<span id="L293" class="LineNr">293 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L294" class="LineNr">294 </span> <a href='101screen.subx.html#L8'>pixel-on-real-screen</a> x, y, <span class="Constant">0</span>/color=black
<span id="L295" class="LineNr">295 </span> x <span class="Special">&lt;-</span> increment
<span id="L296" class="LineNr">296 </span> <span class="PreProc">loop</span>
<span id="L297" class="LineNr">297 </span> <span class="Delimiter">}</span>
<span id="L298" class="LineNr">298 </span> y <span class="Special">&lt;-</span> increment
<span id="L299" class="LineNr">299 </span> <span class="PreProc">loop</span>
<span id="L300" class="LineNr">300 </span> <span class="Delimiter">}</span>
<span id="L301" class="LineNr">301 </span><span class="Delimiter">}</span>
<span id="L302" class="LineNr">302 </span>
<span id="L303" class="LineNr">303 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L303'>clear-rect-on-real-screen</a></span> xmin: int, ymin: int, xmax: int, ymax: int, background-color: int <span class="Delimiter">{</span>
<span id="L304" class="LineNr">304 </span> <span class="PreProc">var</span> y/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy ymin
<span id="L305" class="LineNr">305 </span> y <span class="Special">&lt;-</span> shift-left <span class="Constant">4</span>/log-font-height
<span id="L306" class="LineNr">306 </span> <span class="PreProc">var</span> ymax/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy ymax
<span id="L307" class="LineNr">307 </span> ymax <span class="Special">&lt;-</span> shift-left <span class="Constant">4</span>/log-font-height
<span id="L308" class="LineNr">308 </span> <span class="Delimiter">{</span>
<span id="L309" class="LineNr">309 </span> compare y, ymax
<span id="L310" class="LineNr">310 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L311" class="LineNr">311 </span> <span class="PreProc">var</span> x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy xmin
<span id="L312" class="LineNr">312 </span> x <span class="Special">&lt;-</span> shift-left <span class="Constant">3</span>/log-font-width
<span id="L313" class="LineNr">313 </span> <span class="PreProc">var</span> xmax/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy xmax
<span id="L314" class="LineNr">314 </span> xmax <span class="Special">&lt;-</span> shift-left <span class="Constant">3</span>/log-font-width
<span id="L315" class="LineNr">315 </span> <span class="Delimiter">{</span>
<span id="L316" class="LineNr">316 </span> compare x, xmax
<span id="L317" class="LineNr">317 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L318" class="LineNr">318 </span> <a href='101screen.subx.html#L8'>pixel-on-real-screen</a> x, y, background-color
<span id="L319" class="LineNr">319 </span> x <span class="Special">&lt;-</span> increment
<span id="L320" class="LineNr">320 </span> <span class="PreProc">loop</span>
<span id="L321" class="LineNr">321 </span> <span class="Delimiter">}</span>
<span id="L322" class="LineNr">322 </span> y <span class="Special">&lt;-</span> increment
<span id="L323" class="LineNr">323 </span> <span class="PreProc">loop</span>
<span id="L324" class="LineNr">324 </span> <span class="Delimiter">}</span>
<span id="L325" class="LineNr">325 </span><span class="Delimiter">}</span>
<span id="L326" class="LineNr">326 </span>
<span id="L327" class="LineNr">327 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L327'>screen-grapheme-at</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
<span id="L328" class="LineNr">328 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L329" class="LineNr">329 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
<span id="L330" class="LineNr">330 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L334'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L331" class="LineNr">331 </span> <span class="PreProc">return</span> result
<span id="L332" class="LineNr">332 </span><span class="Delimiter">}</span>
<span id="L333" class="LineNr">333 </span>
<span id="L334" class="LineNr">334 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L334'>screen-grapheme-at-idx</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), idx-on-stack: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span>
<span id="L335" class="LineNr">335 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L336" class="LineNr">336 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, data
<span id="L337" class="LineNr">337 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L338" class="LineNr">338 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy idx-on-stack
<span id="L339" class="LineNr">339 </span> <span class="PreProc">var</span> offset/<span class="Constant">ecx</span>: (offset <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> compute-offset data, idx
<span id="L340" class="LineNr">340 </span> <span class="PreProc">var</span> cell/<span class="Constant">eax</span>: (addr <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> index data, offset
<span id="L341" class="LineNr">341 </span> <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr grapheme) <span class="Special">&lt;-</span> get cell, data
<span id="L342" class="LineNr">342 </span> <span class="PreProc">return</span> *src
<span id="L343" class="LineNr">343 </span><span class="Delimiter">}</span>
<span id="L344" class="LineNr">344 </span>
<span id="L345" class="LineNr">345 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L345'>screen-color-at</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L346" class="LineNr">346 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L347" class="LineNr">347 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
<span id="L348" class="LineNr">348 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L352'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L349" class="LineNr">349 </span> <span class="PreProc">return</span> result
<span id="L350" class="LineNr">350 </span><span class="Delimiter">}</span>
<span id="L351" class="LineNr">351 </span>
<span id="L352" class="LineNr">352 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L352'>screen-color-at-idx</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), idx-on-stack: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L353" class="LineNr">353 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L354" class="LineNr">354 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, data
<span id="L355" class="LineNr">355 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L356" class="LineNr">356 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy idx-on-stack
<span id="L357" class="LineNr">357 </span> <span class="PreProc">var</span> offset/<span class="Constant">ecx</span>: (offset <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> compute-offset data, idx
<span id="L358" class="LineNr">358 </span> <span class="PreProc">var</span> cell/<span class="Constant">eax</span>: (addr <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> index data, offset
<span id="L359" class="LineNr">359 </span> <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get cell, color
<span id="L360" class="LineNr">360 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy *src
<span id="L361" class="LineNr">361 </span> <span class="PreProc">return</span> result
<span id="L362" class="LineNr">362 </span><span class="Delimiter">}</span>
<span id="L363" class="LineNr">363 </span>
<span id="L364" class="LineNr">364 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L364'>screen-background-color-at</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L365" class="LineNr">365 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L366" class="LineNr">366 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
<span id="L367" class="LineNr">367 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L371'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L368" class="LineNr">368 </span> <span class="PreProc">return</span> result
<span id="L369" class="LineNr">369 </span><span class="Delimiter">}</span>
<span id="L370" class="LineNr">370 </span>
<span id="L371" class="LineNr">371 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='500text-screen.mu.html#L371'>screen-background-color-at-idx</a></span> _screen: (addr <a href='500text-screen.mu.html#L9'>screen</a>), idx-on-stack: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L372" class="LineNr">372 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L373" class="LineNr">373 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> get <a href='500text-screen.mu.html#L9'>screen</a>, data
<span id="L374" class="LineNr">374 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L375" class="LineNr">375 </span> <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy idx-on-stack
<span id="L376" class="LineNr">376 </span> <span class="PreProc">var</span> offset/<span class="Constant">ecx</span>: (offset <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> compute-offset data, idx
<span id="L377" class="LineNr">377 </span> <span class="PreProc">var</span> cell/<span class="Constant">eax</span>: (addr <a href='500text-screen.mu.html#L17'>screen-cell</a>) <span class="Special">&lt;-</span> index data, offset
<span id="L378" class="LineNr">378 </span> <span class="PreProc">var</span> src/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get cell, background-color
<span id="L379" class="LineNr">379 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy *src
<span id="L380" class="LineNr">380 </span> <span class="PreProc">return</span> result
<span id="L381" class="LineNr">381 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>

View File

@ -254,274 +254,296 @@ if ('onhashchange' in window) {
<span id="L196" class="LineNr">196 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L197" class="LineNr">197 </span><span class="Delimiter">}</span>
<span id="L198" class="LineNr">198 </span>
<span id="L199" class="LineNr">199 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), xmin: int, xmax: int <span class="Delimiter">{</span>
<span id="L199" class="LineNr">199 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L199'>draw-stream-wrapping-right-then-down-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), stream: (addr stream byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L200" class="LineNr">200 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L201" class="LineNr">201 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L202" class="LineNr">202 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L203" class="LineNr">203 </span> cursor-x <span class="Special">&lt;-</span> increment
<span id="L204" class="LineNr">204 </span> compare cursor-x, xmax
<span id="L205" class="LineNr">205 </span> <span class="Delimiter">{</span>
<span id="L206" class="LineNr">206 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L207" class="LineNr">207 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L208" class="LineNr">208 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L209" class="LineNr">209 </span> <span class="Delimiter">}</span>
<span id="L210" class="LineNr">210 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, cursor-x, cursor-y
<span id="L211" class="LineNr">211 </span><span class="Delimiter">}</span>
<span id="L212" class="LineNr">212 </span>
<span id="L213" class="LineNr">213 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L213'>draw-text-wrapping-right-then-down-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L214" class="LineNr">214 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L215" class="LineNr">215 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L216" class="LineNr">216 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L217" class="LineNr">217 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L218" class="LineNr">218 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L203" class="LineNr">203 </span> <span class="PreProc">var</span> end-x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-x
<span id="L204" class="LineNr">204 </span> end-x <span class="Special">&lt;-</span> increment
<span id="L205" class="LineNr">205 </span> compare end-x, xmax
<span id="L206" class="LineNr">206 </span> <span class="Delimiter">{</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L208" class="LineNr">208 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L209" class="LineNr">209 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L210" class="LineNr">210 </span> <span class="Delimiter">}</span>
<span id="L211" class="LineNr">211 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L181'>draw-stream-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, stream, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L212" class="LineNr">212 </span><span class="Delimiter">}</span>
<span id="L213" class="LineNr">213 </span>
<span id="L214" class="LineNr">214 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L214'>draw-stream-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), stream: (addr stream byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L215" class="LineNr">215 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L216" class="LineNr">216 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L217" class="LineNr">217 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L218" class="LineNr">218 </span> <a href='501draw-text.mu.html#L199'>draw-stream-wrapping-right-then-down-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, stream, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L219" class="LineNr">219 </span><span class="Delimiter">}</span>
<span id="L220" class="LineNr">220 </span>
<span id="L221" class="LineNr">221 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L221'>draw-text-wrapping-right-then-down-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L221" class="LineNr">221 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), xmin: int, xmax: int <span class="Delimiter">{</span>
<span id="L222" class="LineNr">222 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L223" class="LineNr">223 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L224" class="LineNr">224 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L225" class="LineNr">225 </span> <span class="PreProc">var</span> end-x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-x
<span id="L226" class="LineNr">226 </span> end-x <span class="Special">&lt;-</span> increment
<span id="L227" class="LineNr">227 </span> compare end-x, xmax
<span id="L228" class="LineNr">228 </span> <span class="Delimiter">{</span>
<span id="L229" class="LineNr">229 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L230" class="LineNr">230 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L231" class="LineNr">231 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L232" class="LineNr">232 </span> <span class="Delimiter">}</span>
<span id="L233" class="LineNr">233 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L234" class="LineNr">234 </span><span class="Delimiter">}</span>
<span id="L235" class="LineNr">235 </span>
<span id="L236" class="LineNr">236 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L237" class="LineNr">237 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L238" class="LineNr">238 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L239" class="LineNr">239 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L240" class="LineNr">240 </span> <a href='501draw-text.mu.html#L221'>draw-text-wrapping-right-then-down-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L225" class="LineNr">225 </span> cursor-x <span class="Special">&lt;-</span> increment
<span id="L226" class="LineNr">226 </span> compare cursor-x, xmax
<span id="L227" class="LineNr">227 </span> <span class="Delimiter">{</span>
<span id="L228" class="LineNr">228 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L229" class="LineNr">229 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L230" class="LineNr">230 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L231" class="LineNr">231 </span> <span class="Delimiter">}</span>
<span id="L232" class="LineNr">232 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, cursor-x, cursor-y
<span id="L233" class="LineNr">233 </span><span class="Delimiter">}</span>
<span id="L234" class="LineNr">234 </span>
<span id="L235" class="LineNr">235 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L235'>draw-text-wrapping-right-then-down-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L236" class="LineNr">236 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L237" class="LineNr">237 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L238" class="LineNr">238 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L239" class="LineNr">239 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L240" class="LineNr">240 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L241" class="LineNr">241 </span><span class="Delimiter">}</span>
<span id="L242" class="LineNr">242 </span>
<span id="L243" class="LineNr">243 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L243'>draw-int32-hex-wrapping-right-then-down</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L244" class="LineNr">244 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L245" class="LineNr">245 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L246" class="LineNr">246 </span> <a href='117write-int-hex.subx.html#L92'>write-int32-hex</a> stream, n
<span id="L247" class="LineNr">247 </span> <span class="PreProc">var</span> xcurr/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy x
<span id="L248" class="LineNr">248 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L249" class="LineNr">249 </span> <span class="Delimiter">{</span>
<span id="L250" class="LineNr">250 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L251" class="LineNr">251 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L252" class="LineNr">252 </span> <span class="PreProc">break-if-=</span>
<span id="L253" class="LineNr">253 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, xcurr, ycurr, color, background-color
<span id="L254" class="LineNr">254 </span> xcurr <span class="Special">&lt;-</span> increment
<span id="L255" class="LineNr">255 </span> compare xcurr, xmax
<span id="L256" class="LineNr">256 </span> <span class="Delimiter">{</span>
<span id="L257" class="LineNr">257 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L258" class="LineNr">258 </span> xcurr <span class="Special">&lt;-</span> copy xmin
<span id="L259" class="LineNr">259 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L260" class="LineNr">260 </span> <span class="Delimiter">}</span>
<span id="L261" class="LineNr">261 </span> <span class="PreProc">loop</span>
<span id="L262" class="LineNr">262 </span> <span class="Delimiter">}</span>
<span id="L263" class="LineNr">263 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, xcurr, ycurr
<span id="L264" class="LineNr">264 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L265" class="LineNr">265 </span><span class="Delimiter">}</span>
<span id="L266" class="LineNr">266 </span>
<span id="L267" class="LineNr">267 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L267'>draw-int32-hex-wrapping-right-then-down-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L268" class="LineNr">268 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L269" class="LineNr">269 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L270" class="LineNr">270 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L271" class="LineNr">271 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L243'>draw-int32-hex-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L272" class="LineNr">272 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L273" class="LineNr">273 </span><span class="Delimiter">}</span>
<span id="L274" class="LineNr">274 </span>
<span id="L275" class="LineNr">275 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L275'>draw-int32-hex-wrapping-right-then-down-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L276" class="LineNr">276 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L277" class="LineNr">277 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L278" class="LineNr">278 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L279" class="LineNr">279 </span> <span class="PreProc">var</span> end-x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-x
<span id="L280" class="LineNr">280 </span> end-x <span class="Special">&lt;-</span> increment
<span id="L281" class="LineNr">281 </span> compare end-x, xmax
<span id="L282" class="LineNr">282 </span> <span class="Delimiter">{</span>
<span id="L283" class="LineNr">283 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L284" class="LineNr">284 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L285" class="LineNr">285 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L286" class="LineNr">286 </span> <span class="Delimiter">}</span>
<span id="L287" class="LineNr">287 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L243'>draw-int32-hex-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L288" class="LineNr">288 </span><span class="Delimiter">}</span>
<span id="L289" class="LineNr">289 </span>
<span id="L290" class="LineNr">290 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L291" class="LineNr">291 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L292" class="LineNr">292 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L293" class="LineNr">293 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L294" class="LineNr">294 </span> <a href='501draw-text.mu.html#L275'>draw-int32-hex-wrapping-right-then-down-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L243" class="LineNr">243 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L243'>draw-text-wrapping-right-then-down-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L244" class="LineNr">244 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L245" class="LineNr">245 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L246" class="LineNr">246 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L247" class="LineNr">247 </span> <span class="PreProc">var</span> end-x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-x
<span id="L248" class="LineNr">248 </span> end-x <span class="Special">&lt;-</span> increment
<span id="L249" class="LineNr">249 </span> compare end-x, xmax
<span id="L250" class="LineNr">250 </span> <span class="Delimiter">{</span>
<span id="L251" class="LineNr">251 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L252" class="LineNr">252 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L253" class="LineNr">253 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L254" class="LineNr">254 </span> <span class="Delimiter">}</span>
<span id="L255" class="LineNr">255 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L256" class="LineNr">256 </span><span class="Delimiter">}</span>
<span id="L257" class="LineNr">257 </span>
<span id="L258" class="LineNr">258 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L259" class="LineNr">259 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L260" class="LineNr">260 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L261" class="LineNr">261 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L262" class="LineNr">262 </span> <a href='501draw-text.mu.html#L243'>draw-text-wrapping-right-then-down-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L263" class="LineNr">263 </span><span class="Delimiter">}</span>
<span id="L264" class="LineNr">264 </span>
<span id="L265" class="LineNr">265 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L265'>draw-int32-hex-wrapping-right-then-down</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L266" class="LineNr">266 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L267" class="LineNr">267 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L268" class="LineNr">268 </span> <a href='117write-int-hex.subx.html#L92'>write-int32-hex</a> stream, n
<span id="L269" class="LineNr">269 </span> <span class="PreProc">var</span> xcurr/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy x
<span id="L270" class="LineNr">270 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L271" class="LineNr">271 </span> <span class="Delimiter">{</span>
<span id="L272" class="LineNr">272 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L273" class="LineNr">273 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L274" class="LineNr">274 </span> <span class="PreProc">break-if-=</span>
<span id="L275" class="LineNr">275 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, xcurr, ycurr, color, background-color
<span id="L276" class="LineNr">276 </span> xcurr <span class="Special">&lt;-</span> increment
<span id="L277" class="LineNr">277 </span> compare xcurr, xmax
<span id="L278" class="LineNr">278 </span> <span class="Delimiter">{</span>
<span id="L279" class="LineNr">279 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L280" class="LineNr">280 </span> xcurr <span class="Special">&lt;-</span> copy xmin
<span id="L281" class="LineNr">281 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L282" class="LineNr">282 </span> <span class="Delimiter">}</span>
<span id="L283" class="LineNr">283 </span> <span class="PreProc">loop</span>
<span id="L284" class="LineNr">284 </span> <span class="Delimiter">}</span>
<span id="L285" class="LineNr">285 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, xcurr, ycurr
<span id="L286" class="LineNr">286 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L287" class="LineNr">287 </span><span class="Delimiter">}</span>
<span id="L288" class="LineNr">288 </span>
<span id="L289" class="LineNr">289 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L289'>draw-int32-hex-wrapping-right-then-down-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L290" class="LineNr">290 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L291" class="LineNr">291 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L292" class="LineNr">292 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L293" class="LineNr">293 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L265'>draw-int32-hex-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L294" class="LineNr">294 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L295" class="LineNr">295 </span><span class="Delimiter">}</span>
<span id="L296" class="LineNr">296 </span>
<span id="L297" class="LineNr">297 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L297'>draw-int32-decimal-wrapping-right-then-down</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L298" class="LineNr">298 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L299" class="LineNr">299 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L300" class="LineNr">300 </span> <a href='126write-int-decimal.subx.html#L8'>write-int32-decimal</a> stream, n
<span id="L301" class="LineNr">301 </span> <span class="PreProc">var</span> xcurr/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy x
<span id="L302" class="LineNr">302 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L303" class="LineNr">303 </span> <span class="Delimiter">{</span>
<span id="L304" class="LineNr">304 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L305" class="LineNr">305 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L306" class="LineNr">306 </span> <span class="PreProc">break-if-=</span>
<span id="L307" class="LineNr">307 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, xcurr, ycurr, color, background-color
<span id="L308" class="LineNr">308 </span> xcurr <span class="Special">&lt;-</span> increment
<span id="L309" class="LineNr">309 </span> compare xcurr, xmax
<span id="L310" class="LineNr">310 </span> <span class="Delimiter">{</span>
<span id="L311" class="LineNr">311 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L312" class="LineNr">312 </span> xcurr <span class="Special">&lt;-</span> copy xmin
<span id="L313" class="LineNr">313 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L314" class="LineNr">314 </span> <span class="Delimiter">}</span>
<span id="L315" class="LineNr">315 </span> <span class="PreProc">loop</span>
<span id="L316" class="LineNr">316 </span> <span class="Delimiter">}</span>
<span id="L317" class="LineNr">317 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, xcurr, ycurr
<span id="L318" class="LineNr">318 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L319" class="LineNr">319 </span><span class="Delimiter">}</span>
<span id="L320" class="LineNr">320 </span>
<span id="L321" class="LineNr">321 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L321'>draw-int32-decimal-wrapping-right-then-down-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L322" class="LineNr">322 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L323" class="LineNr">323 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L324" class="LineNr">324 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L325" class="LineNr">325 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L297'>draw-int32-decimal-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L326" class="LineNr">326 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L327" class="LineNr">327 </span><span class="Delimiter">}</span>
<span id="L328" class="LineNr">328 </span>
<span id="L329" class="LineNr">329 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L329'>draw-int32-decimal-wrapping-right-then-down-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L330" class="LineNr">330 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L331" class="LineNr">331 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L332" class="LineNr">332 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L333" class="LineNr">333 </span> <span class="PreProc">var</span> end-x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-x
<span id="L334" class="LineNr">334 </span> end-x <span class="Special">&lt;-</span> increment
<span id="L335" class="LineNr">335 </span> compare end-x, xmax
<span id="L336" class="LineNr">336 </span> <span class="Delimiter">{</span>
<span id="L337" class="LineNr">337 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L338" class="LineNr">338 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L339" class="LineNr">339 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L340" class="LineNr">340 </span> <span class="Delimiter">}</span>
<span id="L341" class="LineNr">341 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L297'>draw-int32-decimal-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L342" class="LineNr">342 </span><span class="Delimiter">}</span>
<span id="L343" class="LineNr">343 </span>
<span id="L344" class="LineNr">344 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L344'>draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L345" class="LineNr">345 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L346" class="LineNr">346 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L347" class="LineNr">347 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L348" class="LineNr">348 </span> <a href='501draw-text.mu.html#L329'>draw-int32-decimal-wrapping-right-then-down-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L297" class="LineNr">297 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L297'>draw-int32-hex-wrapping-right-then-down-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L298" class="LineNr">298 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L299" class="LineNr">299 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L300" class="LineNr">300 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L301" class="LineNr">301 </span> <span class="PreProc">var</span> end-x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-x
<span id="L302" class="LineNr">302 </span> end-x <span class="Special">&lt;-</span> increment
<span id="L303" class="LineNr">303 </span> compare end-x, xmax
<span id="L304" class="LineNr">304 </span> <span class="Delimiter">{</span>
<span id="L305" class="LineNr">305 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L306" class="LineNr">306 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L307" class="LineNr">307 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L308" class="LineNr">308 </span> <span class="Delimiter">}</span>
<span id="L309" class="LineNr">309 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L265'>draw-int32-hex-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L310" class="LineNr">310 </span><span class="Delimiter">}</span>
<span id="L311" class="LineNr">311 </span>
<span id="L312" class="LineNr">312 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L313" class="LineNr">313 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L314" class="LineNr">314 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L315" class="LineNr">315 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L316" class="LineNr">316 </span> <a href='501draw-text.mu.html#L297'>draw-int32-hex-wrapping-right-then-down-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L317" class="LineNr">317 </span><span class="Delimiter">}</span>
<span id="L318" class="LineNr">318 </span>
<span id="L319" class="LineNr">319 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L319'>draw-int32-decimal-wrapping-right-then-down</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L320" class="LineNr">320 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L321" class="LineNr">321 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L322" class="LineNr">322 </span> <a href='126write-int-decimal.subx.html#L8'>write-int32-decimal</a> stream, n
<span id="L323" class="LineNr">323 </span> <span class="PreProc">var</span> xcurr/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy x
<span id="L324" class="LineNr">324 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L325" class="LineNr">325 </span> <span class="Delimiter">{</span>
<span id="L326" class="LineNr">326 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L327" class="LineNr">327 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L328" class="LineNr">328 </span> <span class="PreProc">break-if-=</span>
<span id="L329" class="LineNr">329 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, xcurr, ycurr, color, background-color
<span id="L330" class="LineNr">330 </span> xcurr <span class="Special">&lt;-</span> increment
<span id="L331" class="LineNr">331 </span> compare xcurr, xmax
<span id="L332" class="LineNr">332 </span> <span class="Delimiter">{</span>
<span id="L333" class="LineNr">333 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L334" class="LineNr">334 </span> xcurr <span class="Special">&lt;-</span> copy xmin
<span id="L335" class="LineNr">335 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L336" class="LineNr">336 </span> <span class="Delimiter">}</span>
<span id="L337" class="LineNr">337 </span> <span class="PreProc">loop</span>
<span id="L338" class="LineNr">338 </span> <span class="Delimiter">}</span>
<span id="L339" class="LineNr">339 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, xcurr, ycurr
<span id="L340" class="LineNr">340 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L341" class="LineNr">341 </span><span class="Delimiter">}</span>
<span id="L342" class="LineNr">342 </span>
<span id="L343" class="LineNr">343 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L343'>draw-int32-decimal-wrapping-right-then-down-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L344" class="LineNr">344 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L345" class="LineNr">345 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L346" class="LineNr">346 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L347" class="LineNr">347 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L319'>draw-int32-decimal-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L348" class="LineNr">348 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L349" class="LineNr">349 </span><span class="Delimiter">}</span>
<span id="L350" class="LineNr">350 </span>
<span id="L351" class="LineNr">351 </span><span class="muComment">## Text direction: down then right</span>
<span id="L352" class="LineNr">352 </span>
<span id="L353" class="LineNr">353 </span><span class="muComment"># draw a single line of text vertically from x, y to ymax</span>
<span id="L354" class="LineNr">354 </span><span class="muComment"># return the next 'y' coordinate</span>
<span id="L355" class="LineNr">355 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L356" class="LineNr">356 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L356'>draw-text-downward</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), x: int, y: int, ymax: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L357" class="LineNr">357 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L358" class="LineNr">358 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L359" class="LineNr">359 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L360" class="LineNr">360 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L367'>draw-stream-downward</a> <a href='500text-screen.mu.html#L9'>screen</a>, stream, x, y, ymax, color, background-color
<span id="L361" class="LineNr">361 </span> <span class="PreProc">return</span> ycurr
<span id="L362" class="LineNr">362 </span><span class="Delimiter">}</span>
<span id="L363" class="LineNr">363 </span>
<span id="L364" class="LineNr">364 </span><span class="muComment"># draw a single-line stream vertically from x, y to ymax</span>
<span id="L365" class="LineNr">365 </span><span class="muComment"># return the next 'y' coordinate</span>
<span id="L366" class="LineNr">366 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L367" class="LineNr">367 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L367'>draw-stream-downward</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), stream: (addr stream byte), x: int, y: int, ymax: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L368" class="LineNr">368 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L369" class="LineNr">369 </span> <span class="Delimiter">{</span>
<span id="L370" class="LineNr">370 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L371" class="LineNr">371 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L372" class="LineNr">372 </span> <span class="PreProc">break-if-=</span>
<span id="L373" class="LineNr">373 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, x, ycurr, color, background-color
<span id="L374" class="LineNr">374 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L375" class="LineNr">375 </span> <span class="PreProc">loop</span>
<span id="L376" class="LineNr">376 </span> <span class="Delimiter">}</span>
<span id="L377" class="LineNr">377 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, ycurr
<span id="L378" class="LineNr">378 </span> <span class="PreProc">return</span> ycurr
<span id="L379" class="LineNr">379 </span><span class="Delimiter">}</span>
<span id="L380" class="LineNr">380 </span>
<span id="L381" class="LineNr">381 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L381'>draw-text-downward-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L382" class="LineNr">382 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L383" class="LineNr">383 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L384" class="LineNr">384 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L385" class="LineNr">385 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L356'>draw-text-downward</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, cursor-x, cursor-y, ymax, color, background-color
<span id="L386" class="LineNr">386 </span><span class="Delimiter">}</span>
<span id="L387" class="LineNr">387 </span>
<span id="L388" class="LineNr">388 </span><span class="muComment"># draw text down and right in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L389" class="LineNr">389 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L390" class="LineNr">390 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L391" class="LineNr">391 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L392" class="LineNr">392 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L392'>draw-text-wrapping-down-then-right</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L393" class="LineNr">393 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L394" class="LineNr">394 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L395" class="LineNr">395 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L396" class="LineNr">396 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy _x
<span id="L397" class="LineNr">397 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _y
<span id="L398" class="LineNr">398 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L406'>draw-stream-wrapping-down-then-right</a> <a href='500text-screen.mu.html#L9'>screen</a>, stream, xmin, ymin, xmax, ymax, x, y, color, background-color
<span id="L399" class="LineNr">399 </span> <span class="PreProc">return</span> x, y
<span id="L400" class="LineNr">400 </span><span class="Delimiter">}</span>
<span id="L401" class="LineNr">401 </span>
<span id="L402" class="LineNr">402 </span><span class="muComment"># draw a stream down and right in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L403" class="LineNr">403 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L404" class="LineNr">404 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L405" class="LineNr">405 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L406" class="LineNr">406 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L406'>draw-stream-wrapping-down-then-right</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), stream: (addr stream byte), xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L407" class="LineNr">407 </span> <span class="PreProc">var</span> xcurr/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy x
<span id="L408" class="LineNr">408 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L409" class="LineNr">409 </span> <span class="Delimiter">{</span>
<span id="L410" class="LineNr">410 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L411" class="LineNr">411 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L412" class="LineNr">412 </span> <span class="PreProc">break-if-=</span>
<span id="L413" class="LineNr">413 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, xcurr, ycurr, color, background-color
<span id="L414" class="LineNr">414 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L415" class="LineNr">415 </span> compare ycurr, ymax
<span id="L416" class="LineNr">416 </span> <span class="Delimiter">{</span>
<span id="L417" class="LineNr">417 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L418" class="LineNr">418 </span> xcurr <span class="Special">&lt;-</span> increment
<span id="L419" class="LineNr">419 </span> ycurr <span class="Special">&lt;-</span> copy ymin
<span id="L420" class="LineNr">420 </span> <span class="Delimiter">}</span>
<span id="L421" class="LineNr">421 </span> <span class="PreProc">loop</span>
<span id="L422" class="LineNr">422 </span> <span class="Delimiter">}</span>
<span id="L423" class="LineNr">423 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, xcurr, ycurr
<span id="L424" class="LineNr">424 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L425" class="LineNr">425 </span><span class="Delimiter">}</span>
<span id="L426" class="LineNr">426 </span>
<span id="L427" class="LineNr">427 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L427'>draw-text-wrapping-down-then-right-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L428" class="LineNr">428 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L429" class="LineNr">429 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L430" class="LineNr">430 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L431" class="LineNr">431 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L392'>draw-text-wrapping-down-then-right</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L432" class="LineNr">432 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L433" class="LineNr">433 </span><span class="Delimiter">}</span>
<span id="L434" class="LineNr">434 </span>
<span id="L435" class="LineNr">435 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L435'>draw-text-wrapping-down-then-right-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L436" class="LineNr">436 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L437" class="LineNr">437 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L438" class="LineNr">438 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L439" class="LineNr">439 </span> <span class="PreProc">var</span> end-y/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-y
<span id="L440" class="LineNr">440 </span> end-y <span class="Special">&lt;-</span> increment
<span id="L441" class="LineNr">441 </span> compare end-y, ymax
<span id="L442" class="LineNr">442 </span> <span class="Delimiter">{</span>
<span id="L443" class="LineNr">443 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L444" class="LineNr">444 </span> cursor-x <span class="Special">&lt;-</span> increment
<span id="L445" class="LineNr">445 </span> cursor-y <span class="Special">&lt;-</span> copy ymin
<span id="L446" class="LineNr">446 </span> <span class="Delimiter">}</span>
<span id="L447" class="LineNr">447 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L392'>draw-text-wrapping-down-then-right</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L448" class="LineNr">448 </span><span class="Delimiter">}</span>
<span id="L449" class="LineNr">449 </span>
<span id="L450" class="LineNr">450 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L450'>draw-text-wrapping-down-then-right-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L451" class="LineNr">451 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L452" class="LineNr">452 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L453" class="LineNr">453 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L454" class="LineNr">454 </span> <a href='501draw-text.mu.html#L435'>draw-text-wrapping-down-then-right-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L351" class="LineNr">351 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L351'>draw-int32-decimal-wrapping-right-then-down-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L352" class="LineNr">352 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L353" class="LineNr">353 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L354" class="LineNr">354 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L355" class="LineNr">355 </span> <span class="PreProc">var</span> end-x/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-x
<span id="L356" class="LineNr">356 </span> end-x <span class="Special">&lt;-</span> increment
<span id="L357" class="LineNr">357 </span> compare end-x, xmax
<span id="L358" class="LineNr">358 </span> <span class="Delimiter">{</span>
<span id="L359" class="LineNr">359 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L360" class="LineNr">360 </span> cursor-x <span class="Special">&lt;-</span> copy xmin
<span id="L361" class="LineNr">361 </span> cursor-y <span class="Special">&lt;-</span> increment
<span id="L362" class="LineNr">362 </span> <span class="Delimiter">}</span>
<span id="L363" class="LineNr">363 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L319'>draw-int32-decimal-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L364" class="LineNr">364 </span><span class="Delimiter">}</span>
<span id="L365" class="LineNr">365 </span>
<span id="L366" class="LineNr">366 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L366'>draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), n: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L367" class="LineNr">367 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L368" class="LineNr">368 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L369" class="LineNr">369 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L370" class="LineNr">370 </span> <a href='501draw-text.mu.html#L351'>draw-int32-decimal-wrapping-right-then-down-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, n, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L371" class="LineNr">371 </span><span class="Delimiter">}</span>
<span id="L372" class="LineNr">372 </span>
<span id="L373" class="LineNr">373 </span><span class="muComment">## Text direction: down then right</span>
<span id="L374" class="LineNr">374 </span>
<span id="L375" class="LineNr">375 </span><span class="muComment"># draw a single line of text vertically from x, y to ymax</span>
<span id="L376" class="LineNr">376 </span><span class="muComment"># return the next 'y' coordinate</span>
<span id="L377" class="LineNr">377 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L378" class="LineNr">378 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L378'>draw-text-downward</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), x: int, y: int, ymax: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L379" class="LineNr">379 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L380" class="LineNr">380 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L381" class="LineNr">381 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L382" class="LineNr">382 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L389'>draw-stream-downward</a> <a href='500text-screen.mu.html#L9'>screen</a>, stream, x, y, ymax, color, background-color
<span id="L383" class="LineNr">383 </span> <span class="PreProc">return</span> ycurr
<span id="L384" class="LineNr">384 </span><span class="Delimiter">}</span>
<span id="L385" class="LineNr">385 </span>
<span id="L386" class="LineNr">386 </span><span class="muComment"># draw a single-line stream vertically from x, y to ymax</span>
<span id="L387" class="LineNr">387 </span><span class="muComment"># return the next 'y' coordinate</span>
<span id="L388" class="LineNr">388 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L389" class="LineNr">389 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L389'>draw-stream-downward</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), stream: (addr stream byte), x: int, y: int, ymax: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L390" class="LineNr">390 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L391" class="LineNr">391 </span> <span class="Delimiter">{</span>
<span id="L392" class="LineNr">392 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L393" class="LineNr">393 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L394" class="LineNr">394 </span> <span class="PreProc">break-if-=</span>
<span id="L395" class="LineNr">395 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, x, ycurr, color, background-color
<span id="L396" class="LineNr">396 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L397" class="LineNr">397 </span> <span class="PreProc">loop</span>
<span id="L398" class="LineNr">398 </span> <span class="Delimiter">}</span>
<span id="L399" class="LineNr">399 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, ycurr
<span id="L400" class="LineNr">400 </span> <span class="PreProc">return</span> ycurr
<span id="L401" class="LineNr">401 </span><span class="Delimiter">}</span>
<span id="L402" class="LineNr">402 </span>
<span id="L403" class="LineNr">403 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L403'>draw-text-downward-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L404" class="LineNr">404 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L405" class="LineNr">405 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L406" class="LineNr">406 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L407" class="LineNr">407 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L378'>draw-text-downward</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, cursor-x, cursor-y, ymax, color, background-color
<span id="L408" class="LineNr">408 </span><span class="Delimiter">}</span>
<span id="L409" class="LineNr">409 </span>
<span id="L410" class="LineNr">410 </span><span class="muComment"># draw text down and right in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L411" class="LineNr">411 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L412" class="LineNr">412 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L413" class="LineNr">413 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L414" class="LineNr">414 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L414'>draw-text-wrapping-down-then-right</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L415" class="LineNr">415 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L416" class="LineNr">416 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L417" class="LineNr">417 </span> <a href='108write.subx.html#L11'>write</a> stream, text
<span id="L418" class="LineNr">418 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy _x
<span id="L419" class="LineNr">419 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _y
<span id="L420" class="LineNr">420 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L428'>draw-stream-wrapping-down-then-right</a> <a href='500text-screen.mu.html#L9'>screen</a>, stream, xmin, ymin, xmax, ymax, x, y, color, background-color
<span id="L421" class="LineNr">421 </span> <span class="PreProc">return</span> x, y
<span id="L422" class="LineNr">422 </span><span class="Delimiter">}</span>
<span id="L423" class="LineNr">423 </span>
<span id="L424" class="LineNr">424 </span><span class="muComment"># draw a stream down and right in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary</span>
<span id="L425" class="LineNr">425 </span><span class="muComment"># return the next (x, y) coordinate in raster order where drawing stopped</span>
<span id="L426" class="LineNr">426 </span><span class="muComment"># that way the caller can draw more if given the same min and max bounding-box.</span>
<span id="L427" class="LineNr">427 </span><span class="muComment"># if there isn't enough space, truncate</span>
<span id="L428" class="LineNr">428 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L428'>draw-stream-wrapping-down-then-right</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), stream: (addr stream byte), xmin: int, ymin: int, xmax: int, ymax: int, x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L429" class="LineNr">429 </span> <span class="PreProc">var</span> xcurr/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy x
<span id="L430" class="LineNr">430 </span> <span class="PreProc">var</span> ycurr/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy y
<span id="L431" class="LineNr">431 </span> <span class="Delimiter">{</span>
<span id="L432" class="LineNr">432 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> stream
<span id="L433" class="LineNr">433 </span> compare g, <span class="Constant">0xffffffff</span>/end-of-file
<span id="L434" class="LineNr">434 </span> <span class="PreProc">break-if-=</span>
<span id="L435" class="LineNr">435 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, xcurr, ycurr, color, background-color
<span id="L436" class="LineNr">436 </span> ycurr <span class="Special">&lt;-</span> increment
<span id="L437" class="LineNr">437 </span> compare ycurr, ymax
<span id="L438" class="LineNr">438 </span> <span class="Delimiter">{</span>
<span id="L439" class="LineNr">439 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L440" class="LineNr">440 </span> xcurr <span class="Special">&lt;-</span> increment
<span id="L441" class="LineNr">441 </span> ycurr <span class="Special">&lt;-</span> copy ymin
<span id="L442" class="LineNr">442 </span> <span class="Delimiter">}</span>
<span id="L443" class="LineNr">443 </span> <span class="PreProc">loop</span>
<span id="L444" class="LineNr">444 </span> <span class="Delimiter">}</span>
<span id="L445" class="LineNr">445 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, xcurr, ycurr
<span id="L446" class="LineNr">446 </span> <span class="PreProc">return</span> xcurr, ycurr
<span id="L447" class="LineNr">447 </span><span class="Delimiter">}</span>
<span id="L448" class="LineNr">448 </span>
<span id="L449" class="LineNr">449 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L449'>draw-text-wrapping-down-then-right-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), x: int, y: int, color: int, background-color: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L450" class="LineNr">450 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L451" class="LineNr">451 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L452" class="LineNr">452 </span> x2, y2 <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a> <span class="muComment"># width, height</span>
<span id="L453" class="LineNr">453 </span> x2, y2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L414'>draw-text-wrapping-down-then-right</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, x2, y2, x, y, color, background-color
<span id="L454" class="LineNr">454 </span> <span class="PreProc">return</span> x2, y2 <span class="muComment"># cursor-x, cursor-y</span>
<span id="L455" class="LineNr">455 </span><span class="Delimiter">}</span>
<span id="L456" class="LineNr">456 </span>
<span id="L457" class="LineNr">457 </span><span class="muComment"># hacky error-handling</span>
<span id="L458" class="LineNr">458 </span><span class="muComment"># just go into an infinite loop</span>
<span id="L459" class="LineNr">459 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L459'>abort</a></span> e: (addr array byte) <span class="Delimiter">{</span>
<span id="L460" class="LineNr">460 </span> <span class="PreProc">var</span> dummy1/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L461" class="LineNr">461 </span> <span class="PreProc">var</span> dummy2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L462" class="LineNr">462 </span> dummy1, dummy2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L213'>draw-text-wrapping-right-then-down-over-full-screen</a> <span class="Constant">0</span>/screen, e, <span class="Constant">0</span>/x, <span class="Constant">0x2f</span>/y, <span class="Constant">0xf</span>/fg=white, <span class="Constant">0xc</span>/bg=red
<span id="L463" class="LineNr">463 </span> <span class="Delimiter">{</span>
<span id="L464" class="LineNr">464 </span> <span class="PreProc">loop</span>
<span id="L465" class="LineNr">465 </span> <span class="Delimiter">}</span>
<span id="L466" class="LineNr">466 </span><span class="Delimiter">}</span>
<span id="L457" class="LineNr">457 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L457'>draw-text-wrapping-down-then-right-from-cursor</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, color: int, background-color: int <span class="Delimiter">{</span>
<span id="L458" class="LineNr">458 </span> <span class="PreProc">var</span> cursor-x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L459" class="LineNr">459 </span> <span class="PreProc">var</span> cursor-y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L460" class="LineNr">460 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L117'>cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L461" class="LineNr">461 </span> <span class="PreProc">var</span> end-y/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy cursor-y
<span id="L462" class="LineNr">462 </span> end-y <span class="Special">&lt;-</span> increment
<span id="L463" class="LineNr">463 </span> compare end-y, ymax
<span id="L464" class="LineNr">464 </span> <span class="Delimiter">{</span>
<span id="L465" class="LineNr">465 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L466" class="LineNr">466 </span> cursor-x <span class="Special">&lt;-</span> increment
<span id="L467" class="LineNr">467 </span> cursor-y <span class="Special">&lt;-</span> copy ymin
<span id="L468" class="LineNr">468 </span> <span class="Delimiter">}</span>
<span id="L469" class="LineNr">469 </span> cursor-x, cursor-y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L414'>draw-text-wrapping-down-then-right</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, xmin, ymin, xmax, ymax, cursor-x, cursor-y, color, background-color
<span id="L470" class="LineNr">470 </span><span class="Delimiter">}</span>
<span id="L471" class="LineNr">471 </span>
<span id="L472" class="LineNr">472 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L472'>draw-text-wrapping-down-then-right-from-cursor-over-full-screen</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), text: (addr array byte), color: int, background-color: int <span class="Delimiter">{</span>
<span id="L473" class="LineNr">473 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L474" class="LineNr">474 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L475" class="LineNr">475 </span> width, height <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L50'>screen-size</a> <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L476" class="LineNr">476 </span> <a href='501draw-text.mu.html#L457'>draw-text-wrapping-down-then-right-from-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, text, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, width, height, color, background-color
<span id="L477" class="LineNr">477 </span><span class="Delimiter">}</span>
<span id="L478" class="LineNr">478 </span>
<span id="L479" class="LineNr">479 </span><span class="muComment"># hacky error-handling</span>
<span id="L480" class="LineNr">480 </span><span class="muComment"># just go into an infinite loop</span>
<span id="L481" class="LineNr">481 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='501draw-text.mu.html#L481'>abort</a></span> e: (addr array byte) <span class="Delimiter">{</span>
<span id="L482" class="LineNr">482 </span> <span class="PreProc">var</span> dummy1/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L483" class="LineNr">483 </span> <span class="PreProc">var</span> dummy2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L484" class="LineNr">484 </span> dummy1, dummy2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L235'>draw-text-wrapping-right-then-down-over-full-screen</a> <span class="Constant">0</span>/screen, e, <span class="Constant">0</span>/x, <span class="Constant">0x2f</span>/y, <span class="Constant">0xf</span>/fg=white, <span class="Constant">0xc</span>/bg=red
<span id="L485" class="LineNr">485 </span> <span class="Delimiter">{</span>
<span id="L486" class="LineNr">486 </span> <span class="PreProc">loop</span>
<span id="L487" class="LineNr">487 </span> <span class="Delimiter">}</span>
<span id="L488" class="LineNr">488 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>

12
html/502test.mu.html generated
View File

@ -63,10 +63,10 @@ if ('onhashchange' in window) {
<span id="L4" class="LineNr"> 4 </span> compare a, b
<span id="L5" class="LineNr"> 5 </span> <span class="Delimiter">{</span>
<span id="L6" class="LineNr"> 6 </span> <span class="PreProc">break-if-!=</span>
<span id="L7" class="LineNr"> 7 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L7" class="LineNr"> 7 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L8" class="LineNr"> 8 </span> <span class="PreProc">return</span>
<span id="L9" class="LineNr"> 9 </span> <span class="Delimiter">}</span>
<span id="L10" class="LineNr">10 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L10" class="LineNr">10 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L11" class="LineNr">11 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L12" class="LineNr">12 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L13" class="LineNr">13 </span><span class="Delimiter">}</span>
@ -80,10 +80,10 @@ if ('onhashchange' in window) {
<span id="L21" class="LineNr">21 </span> compare a, <span class="Constant">0</span>/false
<span id="L22" class="LineNr">22 </span> <span class="Delimiter">{</span>
<span id="L23" class="LineNr">23 </span> <span class="PreProc">break-if-=</span>
<span id="L24" class="LineNr">24 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L24" class="LineNr">24 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L25" class="LineNr">25 </span> <span class="PreProc">return</span>
<span id="L26" class="LineNr">26 </span> <span class="Delimiter">}</span>
<span id="L27" class="LineNr">27 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L27" class="LineNr">27 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L28" class="LineNr">28 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L29" class="LineNr">29 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L30" class="LineNr">30 </span><span class="Delimiter">}</span>
@ -93,10 +93,10 @@ if ('onhashchange' in window) {
<span id="L34" class="LineNr">34 </span> compare a, <span class="Constant">0</span>/false
<span id="L35" class="LineNr">35 </span> <span class="Delimiter">{</span>
<span id="L36" class="LineNr">36 </span> <span class="PreProc">break-if-!=</span>
<span id="L37" class="LineNr">37 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L37" class="LineNr">37 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L38" class="LineNr">38 </span> <span class="PreProc">return</span>
<span id="L39" class="LineNr">39 </span> <span class="Delimiter">}</span>
<span id="L40" class="LineNr">40 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L40" class="LineNr">40 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L41" class="LineNr">41 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L42" class="LineNr">42 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L43" class="LineNr">43 </span><span class="Delimiter">}</span>

View File

@ -78,7 +78,7 @@ if ('onhashchange' in window) {
<span id="L19" class="LineNr"> 19 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> e-addr
<span id="L20" class="LineNr"> 20 </span> compare done?, <span class="Constant">0</span>
<span id="L21" class="LineNr"> 21 </span> <span class="PreProc">break-if-!=</span>
<span id="L22" class="LineNr"> 22 </span> <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L22" class="LineNr"> 22 </span> <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L334'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L23" class="LineNr"> 23 </span> <span class="PreProc">var</span> g/<span class="Constant">ebx</span>: grapheme <span class="Special">&lt;-</span> copy _g
<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">var</span> expected-grapheme/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
<span id="L25" class="LineNr"> 25 </span> <span class="muComment"># compare graphemes</span>
@ -94,23 +94,23 @@ if ('onhashchange' in window) {
<span id="L35" class="LineNr"> 35 </span> compare g, expected-grapheme
<span id="L36" class="LineNr"> 36 </span> <span class="Delimiter">{</span>
<span id="L37" class="LineNr"> 37 </span> <span class="PreProc">break-if-!=</span>
<span id="L38" class="LineNr"> 38 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L38" class="LineNr"> 38 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L39" class="LineNr"> 39 </span> <span class="PreProc">break</span> $check-screen-row-from:compare-graphemes
<span id="L40" class="LineNr"> 40 </span> <span class="Delimiter">}</span>
<span id="L41" class="LineNr"> 41 </span> <span class="muComment"># otherwise print an error</span>
<span id="L42" class="LineNr"> 42 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L43" class="LineNr"> 43 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L44" class="LineNr"> 44 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L43" class="LineNr"> 43 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L44" class="LineNr"> 44 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L45" class="LineNr"> 45 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L46" class="LineNr"> 46 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L47" class="LineNr"> 47 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L48" class="LineNr"> 48 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L49" class="LineNr"> 49 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L50" class="LineNr"> 50 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L51" class="LineNr"> 51 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L46" class="LineNr"> 46 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L47" class="LineNr"> 47 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L48" class="LineNr"> 48 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L49" class="LineNr"> 49 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L50" class="LineNr"> 50 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L51" class="LineNr"> 51 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L52" class="LineNr"> 52 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, g, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L53" class="LineNr"> 53 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L54" class="LineNr"> 54 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L53" class="LineNr"> 53 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L54" class="LineNr"> 54 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L55" class="LineNr"> 55 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L56" class="LineNr"> 56 </span> <span class="Delimiter">}</span>
<span id="L57" class="LineNr"> 57 </span> idx <span class="Special">&lt;-</span> increment
@ -136,7 +136,7 @@ if ('onhashchange' in window) {
<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> e-addr
<span id="L78" class="LineNr"> 78 </span> compare done?, <span class="Constant">0</span>
<span id="L79" class="LineNr"> 79 </span> <span class="PreProc">break-if-!=</span>
<span id="L80" class="LineNr"> 80 </span> <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L80" class="LineNr"> 80 </span> <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L334'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">var</span> g/<span class="Constant">ebx</span>: grapheme <span class="Special">&lt;-</span> copy _g
<span id="L82" class="LineNr"> 82 </span> <span class="PreProc">var</span> _expected-grapheme/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
<span id="L83" class="LineNr"> 83 </span> <span class="PreProc">var</span> expected-grapheme/<span class="Constant">edi</span>: grapheme <span class="Special">&lt;-</span> copy _expected-grapheme
@ -152,7 +152,7 @@ if ('onhashchange' in window) {
<span id="L93" class="LineNr"> 93 </span> <span class="Delimiter">{</span>
<span id="L94" class="LineNr"> 94 </span> compare expected-grapheme, <span class="Constant">0x20</span>
<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">break-if-!=</span>
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L269'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L352'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L97" class="LineNr"> 97 </span> compare color, fg
<span id="L98" class="LineNr"> 98 </span> <span class="PreProc">break-if-!=</span> $check-screen-row-in-color-from:compare-cells
<span id="L99" class="LineNr"> 99 </span> <span class="Delimiter">}</span>
@ -162,47 +162,47 @@ if ('onhashchange' in window) {
<span id="L103" class="LineNr">103 </span> compare g, expected-grapheme
<span id="L104" class="LineNr">104 </span> <span class="Delimiter">{</span>
<span id="L105" class="LineNr">105 </span> <span class="PreProc">break-if-!=</span>
<span id="L106" class="LineNr">106 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L106" class="LineNr">106 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L107" class="LineNr">107 </span> <span class="PreProc">break</span> $check-screen-row-in-color-from:compare-graphemes
<span id="L108" class="LineNr">108 </span> <span class="Delimiter">}</span>
<span id="L109" class="LineNr">109 </span> <span class="muComment"># otherwise print an error</span>
<span id="L110" class="LineNr">110 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L111" class="LineNr">111 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L112" class="LineNr">112 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L111" class="LineNr">111 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L112" class="LineNr">112 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L113" class="LineNr">113 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L114" class="LineNr">114 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L115" class="LineNr">115 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L116" class="LineNr">116 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L117" class="LineNr">117 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L118" class="LineNr">118 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L119" class="LineNr">119 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L114" class="LineNr">114 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L115" class="LineNr">115 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L116" class="LineNr">116 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L117" class="LineNr">117 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L118" class="LineNr">118 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L119" class="LineNr">119 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L120" class="LineNr">120 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, g, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L121" class="LineNr">121 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L122" class="LineNr">122 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L121" class="LineNr">121 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L122" class="LineNr">122 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L123" class="LineNr">123 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L124" class="LineNr">124 </span> <span class="Delimiter">}</span>
<span id="L125" class="LineNr">125 </span> $check-screen-row-in-color-from:compare-colors: <span class="Delimiter">{</span>
<span id="L126" class="LineNr">126 </span> <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L269'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L126" class="LineNr">126 </span> <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L352'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L127" class="LineNr">127 </span> compare fg, color
<span id="L128" class="LineNr">128 </span> <span class="Delimiter">{</span>
<span id="L129" class="LineNr">129 </span> <span class="PreProc">break-if-!=</span>
<span id="L130" class="LineNr">130 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L130" class="LineNr">130 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L131" class="LineNr">131 </span> <span class="PreProc">break</span> $check-screen-row-in-color-from:compare-colors
<span id="L132" class="LineNr">132 </span> <span class="Delimiter">}</span>
<span id="L133" class="LineNr">133 </span> <span class="muComment"># otherwise print an error</span>
<span id="L134" class="LineNr">134 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L135" class="LineNr">135 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L136" class="LineNr">136 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L135" class="LineNr">135 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L136" class="LineNr">136 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L137" class="LineNr">137 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L138" class="LineNr">138 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L139" class="LineNr">139 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L140" class="LineNr">140 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L141" class="LineNr">141 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L142" class="LineNr">142 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L143" class="LineNr">143 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L144" class="LineNr">144 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, fg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L145" class="LineNr">145 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L146" class="LineNr">146 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L138" class="LineNr">138 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L139" class="LineNr">139 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L140" class="LineNr">140 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L141" class="LineNr">141 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L142" class="LineNr">142 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L143" class="LineNr">143 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L144" class="LineNr">144 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, fg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L145" class="LineNr">145 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L146" class="LineNr">146 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L147" class="LineNr">147 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L148" class="LineNr">148 </span> <span class="Delimiter">}</span>
<span id="L149" class="LineNr">149 </span> <span class="Delimiter">}</span>
@ -227,7 +227,7 @@ if ('onhashchange' in window) {
<span id="L168" class="LineNr">168 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> e-addr
<span id="L169" class="LineNr">169 </span> compare done?, <span class="Constant">0</span>
<span id="L170" class="LineNr">170 </span> <span class="PreProc">break-if-!=</span>
<span id="L171" class="LineNr">171 </span> <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L171" class="LineNr">171 </span> <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L334'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L172" class="LineNr">172 </span> <span class="PreProc">var</span> g/<span class="Constant">ebx</span>: grapheme <span class="Special">&lt;-</span> copy _g
<span id="L173" class="LineNr">173 </span> <span class="PreProc">var</span> _expected-grapheme/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
<span id="L174" class="LineNr">174 </span> <span class="PreProc">var</span> expected-grapheme/<span class="Constant">edi</span>: grapheme <span class="Special">&lt;-</span> copy _expected-grapheme
@ -243,7 +243,7 @@ if ('onhashchange' in window) {
<span id="L184" class="LineNr">184 </span> <span class="Delimiter">{</span>
<span id="L185" class="LineNr">185 </span> compare expected-grapheme, <span class="Constant">0x20</span>
<span id="L186" class="LineNr">186 </span> <span class="PreProc">break-if-!=</span>
<span id="L187" class="LineNr">187 </span> <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L187" class="LineNr">187 </span> <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L371'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L188" class="LineNr">188 </span> compare background-color, bg
<span id="L189" class="LineNr">189 </span> <span class="PreProc">break-if-!=</span> $check-screen-row-in-background-color-from:compare-cells
<span id="L190" class="LineNr">190 </span> <span class="Delimiter">}</span>
@ -253,48 +253,48 @@ if ('onhashchange' in window) {
<span id="L194" class="LineNr">194 </span> compare g, expected-grapheme
<span id="L195" class="LineNr">195 </span> <span class="Delimiter">{</span>
<span id="L196" class="LineNr">196 </span> <span class="PreProc">break-if-!=</span>
<span id="L197" class="LineNr">197 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L197" class="LineNr">197 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L198" class="LineNr">198 </span> <span class="PreProc">break</span> $check-screen-row-in-background-color-from:compare-graphemes
<span id="L199" class="LineNr">199 </span> <span class="Delimiter">}</span>
<span id="L200" class="LineNr">200 </span> <span class="muComment"># otherwise print an error</span>
<span id="L201" class="LineNr">201 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L202" class="LineNr">202 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L203" class="LineNr">203 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L202" class="LineNr">202 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L203" class="LineNr">203 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L204" class="LineNr">204 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L205" class="LineNr">205 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L206" class="LineNr">206 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L207" class="LineNr">207 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L208" class="LineNr">208 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L209" class="LineNr">209 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L210" class="LineNr">210 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L205" class="LineNr">205 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L206" class="LineNr">206 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L207" class="LineNr">207 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L208" class="LineNr">208 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L209" class="LineNr">209 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L210" class="LineNr">210 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L211" class="LineNr">211 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, g, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L212" class="LineNr">212 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L213" class="LineNr">213 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L212" class="LineNr">212 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L213" class="LineNr">213 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L214" class="LineNr">214 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L215" class="LineNr">215 </span> <span class="PreProc">break</span> $check-screen-row-in-background-color-from:compare-graphemes
<span id="L216" class="LineNr">216 </span> <span class="Delimiter">}</span>
<span id="L217" class="LineNr">217 </span> $check-screen-row-in-background-color-from:compare-background-colors: <span class="Delimiter">{</span>
<span id="L218" class="LineNr">218 </span> <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L218" class="LineNr">218 </span> <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L371'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L219" class="LineNr">219 </span> compare bg, background-color
<span id="L220" class="LineNr">220 </span> <span class="Delimiter">{</span>
<span id="L221" class="LineNr">221 </span> <span class="PreProc">break-if-!=</span>
<span id="L222" class="LineNr">222 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L222" class="LineNr">222 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L223" class="LineNr">223 </span> <span class="PreProc">break</span> $check-screen-row-in-background-color-from:compare-background-colors
<span id="L224" class="LineNr">224 </span> <span class="Delimiter">}</span>
<span id="L225" class="LineNr">225 </span> <span class="muComment"># otherwise print an error</span>
<span id="L226" class="LineNr">226 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L227" class="LineNr">227 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L228" class="LineNr">228 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L227" class="LineNr">227 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L228" class="LineNr">228 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L229" class="LineNr">229 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
<span id="L230" class="LineNr">230 </span> <a href='501draw-text.mu.html#L199'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L231" class="LineNr">231 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L232" class="LineNr">232 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L233" class="LineNr">233 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L234" class="LineNr">234 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L235" class="LineNr">235 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L236" class="LineNr">236 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L237" class="LineNr">237 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L238" class="LineNr">238 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, background-color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L230" class="LineNr">230 </span> <a href='501draw-text.mu.html#L221'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
<span id="L231" class="LineNr">231 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L232" class="LineNr">232 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L233" class="LineNr">233 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L234" class="LineNr">234 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L235" class="LineNr">235 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L236" class="LineNr">236 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L237" class="LineNr">237 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L238" class="LineNr">238 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, background-color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L239" class="LineNr">239 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L240" class="LineNr">240 </span> <span class="Delimiter">}</span>
<span id="L241" class="LineNr">241 </span> <span class="Delimiter">}</span>
@ -325,7 +325,7 @@ if ('onhashchange' in window) {
<span id="L266" class="LineNr">266 </span> <span class="PreProc">var</span> _expected-bit/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
<span id="L267" class="LineNr">267 </span> <span class="PreProc">var</span> expected-bit/<span class="Constant">edi</span>: grapheme <span class="Special">&lt;-</span> copy _expected-bit
<span id="L268" class="LineNr">268 </span> $check-background-color-in-screen-row-from:compare-cells: <span class="Delimiter">{</span>
<span id="L269" class="LineNr">269 </span> <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L269" class="LineNr">269 </span> <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='500text-screen.mu.html#L371'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
<span id="L270" class="LineNr">270 </span> <span class="muComment"># if expected-bit is space, assert that background is NOT bg</span>
<span id="L271" class="LineNr">271 </span> compare expected-bit, <span class="Constant">0x20</span>
<span id="L272" class="LineNr">272 </span> <span class="Delimiter">{</span>
@ -333,13 +333,13 @@ if ('onhashchange' in window) {
<span id="L274" class="LineNr">274 </span> compare background-color, bg
<span id="L275" class="LineNr">275 </span> <span class="PreProc">break-if-!=</span> $check-background-color-in-screen-row-from:compare-cells
<span id="L276" class="LineNr">276 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L277" class="LineNr">277 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L278" class="LineNr">278 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L279" class="LineNr">279 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L280" class="LineNr">280 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L281" class="LineNr">281 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L282" class="LineNr">282 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) to not be in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L283" class="LineNr">283 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L277" class="LineNr">277 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L278" class="LineNr">278 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L279" class="LineNr">279 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L280" class="LineNr">280 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L281" class="LineNr">281 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L282" class="LineNr">282 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) to not be in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L283" class="LineNr">283 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L284" class="LineNr">284 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L285" class="LineNr">285 </span> <span class="PreProc">break</span> $check-background-color-in-screen-row-from:compare-cells
<span id="L286" class="LineNr">286 </span> <span class="Delimiter">}</span>
@ -347,15 +347,15 @@ if ('onhashchange' in window) {
<span id="L288" class="LineNr">288 </span> compare background-color, bg
<span id="L289" class="LineNr">289 </span> <span class="PreProc">break-if-=</span> $check-background-color-in-screen-row-from:compare-cells
<span id="L290" class="LineNr">290 </span> <a href='104test.subx.html#L5'>count-test-failure</a>
<span id="L291" class="LineNr">291 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L292" class="LineNr">292 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L293" class="LineNr">293 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L294" class="LineNr">294 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L295" class="LineNr">295 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L296" class="LineNr">296 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L297" class="LineNr">297 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L298" class="LineNr">298 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L299" class="LineNr">299 </span> <a href='501draw-text.mu.html#L290'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, background-color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L291" class="LineNr">291 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L292" class="LineNr">292 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L293" class="LineNr">293 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L294" class="LineNr">294 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L295" class="LineNr">295 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L296" class="LineNr">296 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L297" class="LineNr">297 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L298" class="LineNr">298 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L299" class="LineNr">299 </span> <a href='501draw-text.mu.html#L312'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, background-color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L300" class="LineNr">300 </span> <a href='501draw-text.mu.html#L65'>move-cursor-to-left-margin-of-next-line</a> <span class="Constant">0</span>/screen
<span id="L301" class="LineNr">301 </span> <span class="Delimiter">}</span>
<span id="L302" class="LineNr">302 </span> idx <span class="Special">&lt;-</span> increment
@ -379,7 +379,7 @@ if ('onhashchange' in window) {
<span id="L320" class="LineNr">320 </span> <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
<span id="L321" class="LineNr">321 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L322" class="LineNr">322 </span> <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x10</span>/rows, <span class="Constant">4</span>/cols
<span id="L323" class="LineNr">323 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">1</span>/fg, <span class="Constant">2</span>/bg
<span id="L323" class="LineNr">323 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">1</span>/fg, <span class="Constant">2</span>/bg
<span id="L324" class="LineNr">324 </span> <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">&quot;F - test-draw-multiple-graphemes&quot;</span>
<span id="L325" class="LineNr">325 </span> <a href='504test-screen.mu.html#L65'>check-screen-row-in-color</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/fg, <span class="Constant">0</span>/y, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">&quot;F - test-draw-multiple-graphemes-fg&quot;</span>
<span id="L326" class="LineNr">326 </span> <a href='504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/bg, <span class="Constant">0</span>/y, <span class="Constant">&quot;xxxxxxxxx &quot;</span>, <span class="Constant">&quot;F - test-draw-multiple-graphemes-bg2&quot;</span>

782
html/boot.subx.html generated
View File

@ -112,14 +112,14 @@ if ('onhashchange' in window) {
<span id="L53" class="LineNr"> 53 </span> {
<span id="L54" class="LineNr"> 54 </span> e4/read-port-into-al 0x64/imm8
<span id="L55" class="LineNr"> 55 </span> a8/test-bits-in-al 0x02/imm8 <span class="subxComment"># set zf if bit 1 (second-least significant) is not set</span>
<span id="L56" class="LineNr"> 56 </span> 75/jump-if-!zero <span class="Constant">loop</span>/imm8
<span id="L56" class="LineNr"> 56 </span> 75/jump-if-!zero <span class="Constant">loop</span>/disp8
<span id="L57" class="LineNr"> 57 </span> b0/copy-to-al 0xd1/imm8
<span id="L58" class="LineNr"> 58 </span> e6/write-al-into-port 0x64/imm8
<span id="L59" class="LineNr"> 59 </span> }
<span id="L60" class="LineNr"> 60 </span> {
<span id="L61" class="LineNr"> 61 </span> e4/read-port-into-al 0x64/imm8
<span id="L62" class="LineNr"> 62 </span> a8/test-bits-in-al 0x02/imm8 <span class="subxComment"># set zf if bit 1 (second-least significant) is not set</span>
<span id="L63" class="LineNr"> 63 </span> 75/jump-if-!zero <span class="Constant">loop</span>/imm8
<span id="L63" class="LineNr"> 63 </span> 75/jump-if-!zero <span class="Constant">loop</span>/disp8
<span id="L64" class="LineNr"> 64 </span> b0/copy-to-al 0xdf/imm8
<span id="L65" class="LineNr"> 65 </span> e6/write-al-into-port 0x64/imm8
<span id="L66" class="LineNr"> 66 </span> }
@ -184,7 +184,7 @@ if ('onhashchange' in window) {
<span id="L125" class="LineNr"> 125 </span> b4/copy-to-ah 0x4f/imm8 <span class="subxComment"># VBE commands</span>
<span id="L126" class="LineNr"> 126 </span> b0/copy-to-al 1/imm8 <span class="subxComment"># get video mode info</span>
<span id="L127" class="LineNr"> 127 </span> b9/copy-to-cx 0x0105/imm16 <span class="subxComment"># mode we requested</span>
<span id="L128" class="LineNr"> 128 </span> bf/copy-to-di <span class="SpecialChar"><a href='boot.subx.html#L513'>Video-mode-info</a></span>/imm16
<span id="L128" class="LineNr"> 128 </span> bf/copy-to-di <span class="SpecialChar"><a href='boot.subx.html#L573'>Video-mode-info</a></span>/imm16
<span id="L129" class="LineNr"> 129 </span> cd/syscall 0x10/imm8/bios-video-services
<span id="L130" class="LineNr"> 130 </span>
<span id="L131" class="LineNr"> 131 </span> <span class="subxComment">## switch to 32-bit mode</span>
@ -270,13 +270,13 @@ if ('onhashchange' in window) {
<span id="L211" class="LineNr"> 211 </span> <span class="subxComment"># Reference:</span>
<span id="L212" class="LineNr"> 212 </span> <span class="subxComment"># <a href="https://wiki.osdev.org/Exceptions">https://wiki.osdev.org/Exceptions</a></span>
<span id="L213" class="LineNr"> 213 </span>
<span id="L214" class="LineNr"> 214 </span> <span class="subxComment"># enable keyboard IRQ (1)</span>
<span id="L215" class="LineNr"> 215 </span> b0/copy-to-al 0xfd/imm8 <span class="subxComment"># disable mask for IRQ1</span>
<span id="L214" class="LineNr"> 214 </span> <span class="subxComment"># enable timer IRQ0 and keyboard IRQ1</span>
<span id="L215" class="LineNr"> 215 </span> b0/copy-to-al 0xfc/imm8 <span class="subxComment"># disable mask for IRQ0 and IRQ1</span>
<span id="L216" class="LineNr"> 216 </span> e6/write-al-into-port 0x21/imm8
<span id="L217" class="LineNr"> 217 </span>
<span id="L218" class="LineNr"> 218 </span> fb/enable-interrupts
<span id="L219" class="LineNr"> 219 </span>
<span id="L220" class="LineNr"> 220 </span> (<a href='boot.subx.html#L1277'>initialize-mouse</a>)
<span id="L220" class="LineNr"> 220 </span> (<a href='boot.subx.html#L1368'>initialize-mouse</a>)
<span id="L221" class="LineNr"> 221 </span>
<span id="L222" class="LineNr"> 222 </span> <span class="subxComment">## enable floating point</span>
<span id="L223" class="LineNr"> 223 </span> db/floating-point-coprocessor e3/initialize
@ -305,360 +305,432 @@ if ('onhashchange' in window) {
<span id="L300" class="LineNr"> 300 </span>== code
<span id="L301" class="LineNr"> 301 </span>
<span id="L302" class="LineNr"> 302 </span><span class="subxFunction">null-interrupt-handler</span>:
<span id="L303" class="LineNr"> 303 </span> cf/return-from-interrupt
<span id="L304" class="LineNr"> 304 </span>
<span id="L305" class="LineNr"> 305 </span><span class="subxFunction">keyboard-interrupt-handler</span>:
<span id="L306" class="LineNr"> 306 </span> <span class="subxComment"># prologue</span>
<span id="L307" class="LineNr"> 307 </span> fa/disable-interrupts
<span id="L308" class="LineNr"> 308 </span> 60/push-all-registers
<span id="L303" class="LineNr"> 303 </span> <span class="subxComment"># prologue</span>
<span id="L304" class="LineNr"> 304 </span> <span class="subxComment"># Don't disable interrupts; the timer has the highest priority anyway,</span>
<span id="L305" class="LineNr"> 305 </span> <span class="subxComment"># and this interrupt triggers extremely frequently.</span>
<span id="L306" class="LineNr"> 306 </span> fa/disable-interrupts
<span id="L307" class="LineNr"> 307 </span> 60/push-all-registers
<span id="L308" class="LineNr"> 308 </span> 9c/push-flags
<span id="L309" class="LineNr"> 309 </span> <span class="subxComment"># acknowledge interrupt</span>
<span id="L310" class="LineNr"> 310 </span> b0/copy-to-al 0x20/imm8
<span id="L311" class="LineNr"> 311 </span> e6/write-al-into-port 0x20/imm8
<span id="L312" class="LineNr"> 312 </span> 31/xor %eax 0/r32/eax
<span id="L313" class="LineNr"> 313 </span> <span class="subxComment"># check output buffer of 8042 keyboard controller (<a href="https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html)">https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html)</a></span>
<span id="L314" class="LineNr"> 314 </span> e4/read-port-into-al 0x64/imm8
<span id="L315" class="LineNr"> 315 </span> a8/test-bits-in-al 0x01/imm8 <span class="subxComment"># set zf if bit 0 (least significant) is not set</span>
<span id="L316" class="LineNr"> 316 </span> 74/jump-if-not-set $keyboard-interrupt-handler:epilogue/disp8
<span id="L317" class="LineNr"> 317 </span> <span class="subxH1Comment"># - if keyboard buffer is full, return</span>
<span id="L318" class="LineNr"> 318 </span> <span class="subxComment"># var dest-addr/ecx: (addr byte) = (keyboard-buffer + *keyboard-buffer:write)</span>
<span id="L319" class="LineNr"> 319 </span> 31/xor %ecx 1/r32/ecx
<span id="L320" class="LineNr"> 320 </span> 8a/byte-&gt; *<span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a> 1/r32/cl
<span id="L321" class="LineNr"> 321 </span> 81 0/subop/add %ecx <span class="SpecialChar">Keyboard-buffer</span>:data/imm32
<span id="L322" class="LineNr"> 322 </span> <span class="subxComment"># al = *dest-addr</span>
<span id="L323" class="LineNr"> 323 </span> 8a/byte-&gt; *ecx 0/r32/al
<span id="L324" class="LineNr"> 324 </span> <span class="subxComment"># if (al != 0) return</span>
<span id="L325" class="LineNr"> 325 </span> 3c/compare-al-and 0/imm8
<span id="L326" class="LineNr"> 326 </span> 75/jump-if-!= $keyboard-interrupt-handler:epilogue/disp8
<span id="L327" class="LineNr"> 327 </span> <span class="subxH1Comment"># - read keycode</span>
<span id="L328" class="LineNr"> 328 </span> e4/read-port-into-al 0x60/imm8
<span id="L329" class="LineNr"> 329 </span> <span class="subxH1Comment"># - key released</span>
<span id="L330" class="LineNr"> 330 </span> <span class="subxComment"># if (al == 0xaa) shift = false # left shift is being lifted</span>
<span id="L331" class="LineNr"> 331 </span> {
<span id="L332" class="LineNr"> 332 </span> 3c/compare-al-and 0xaa/imm8
<span id="L333" class="LineNr"> 333 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L334" class="LineNr"> 334 </span> <span class="subxComment"># *shift = 0</span>
<span id="L335" class="LineNr"> 335 </span> c7 0/subop/copy *Keyboard-shift-pressed? 0/imm32
<span id="L336" class="LineNr"> 336 </span> }
<span id="L337" class="LineNr"> 337 </span> <span class="subxComment"># if (al == 0xb6) shift = false # right shift is being lifted</span>
<span id="L338" class="LineNr"> 338 </span> {
<span id="L339" class="LineNr"> 339 </span> 3c/compare-al-and 0xb6/imm8
<span id="L340" class="LineNr"> 340 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L341" class="LineNr"> 341 </span> <span class="subxComment"># *shift = 0</span>
<span id="L342" class="LineNr"> 342 </span> c7 0/subop/copy *Keyboard-shift-pressed? 0/imm32
<span id="L343" class="LineNr"> 343 </span> }
<span id="L344" class="LineNr"> 344 </span> <span class="subxComment"># if (al == 0x9d) ctrl = false # ctrl is being lifted</span>
<span id="L345" class="LineNr"> 345 </span> {
<span id="L346" class="LineNr"> 346 </span> 3c/compare-al-and 0x9d/imm8
<span id="L347" class="LineNr"> 347 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L348" class="LineNr"> 348 </span> <span class="subxComment"># *ctrl = 0</span>
<span id="L349" class="LineNr"> 349 </span> c7 0/subop/copy *Keyboard-ctrl-pressed? 0/imm32
<span id="L350" class="LineNr"> 350 </span> }
<span id="L351" class="LineNr"> 351 </span> <span class="subxComment"># if (al &amp; 0x80) a key is being lifted; return</span>
<span id="L352" class="LineNr"> 352 </span> 50/push-eax
<span id="L353" class="LineNr"> 353 </span> 24/and-al-with 0x80/imm8
<span id="L354" class="LineNr"> 354 </span> 3c/compare-al-and 0/imm8
<span id="L355" class="LineNr"> 355 </span> 58/pop-to-eax
<span id="L356" class="LineNr"> 356 </span> 75/jump-if-!= $keyboard-interrupt-handler:epilogue/disp8
<span id="L357" class="LineNr"> 357 </span> <span class="subxH1Comment"># - key pressed</span>
<span id="L358" class="LineNr"> 358 </span> <span class="subxComment"># if (al == 0x2a) shift = true, return # left shift pressed</span>
<span id="L359" class="LineNr"> 359 </span> {
<span id="L360" class="LineNr"> 360 </span> 3c/compare-al-and 0x2a/imm8
<span id="L361" class="LineNr"> 361 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L362" class="LineNr"> 362 </span> <span class="subxComment"># *shift = 1</span>
<span id="L363" class="LineNr"> 363 </span> c7 0/subop/copy *Keyboard-shift-pressed? 1/imm32
<span id="L364" class="LineNr"> 364 </span> <span class="subxComment"># return</span>
<span id="L365" class="LineNr"> 365 </span> eb/jump $keyboard-interrupt-handler:epilogue/disp8
<span id="L366" class="LineNr"> 366 </span> }
<span id="L367" class="LineNr"> 367 </span> <span class="subxComment"># if (al == 0x36) shift = true, return # right shift pressed</span>
<span id="L368" class="LineNr"> 368 </span> {
<span id="L369" class="LineNr"> 369 </span> 3c/compare-al-and 0x36/imm8
<span id="L370" class="LineNr"> 370 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L371" class="LineNr"> 371 </span> <span class="subxComment"># *shift = 1</span>
<span id="L372" class="LineNr"> 372 </span> c7 0/subop/copy *Keyboard-shift-pressed? 1/imm32
<span id="L373" class="LineNr"> 373 </span> <span class="subxComment"># return</span>
<span id="L374" class="LineNr"> 374 </span> eb/jump $keyboard-interrupt-handler:epilogue/disp8
<span id="L375" class="LineNr"> 375 </span> }
<span id="L376" class="LineNr"> 376 </span> <span class="subxComment"># if (al == 0x1d) ctrl = true, return</span>
<span id="L377" class="LineNr"> 377 </span> {
<span id="L378" class="LineNr"> 378 </span> 3c/compare-al-and 0x1d/imm8
<span id="L379" class="LineNr"> 379 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L380" class="LineNr"> 380 </span> <span class="subxComment"># *ctrl = 1</span>
<span id="L381" class="LineNr"> 381 </span> c7 0/subop/copy *Keyboard-ctrl-pressed? 1/imm32
<span id="L382" class="LineNr"> 382 </span> <span class="subxComment"># return</span>
<span id="L383" class="LineNr"> 383 </span> eb/jump $keyboard-interrupt-handler:epilogue/disp8
<span id="L313" class="LineNr"> 313 </span><span class="Constant">$null-interrupt-handler:epilogue</span>:
<span id="L314" class="LineNr"> 314 </span> <span class="subxComment"># epilogue</span>
<span id="L315" class="LineNr"> 315 </span> 9d/pop-flags
<span id="L316" class="LineNr"> 316 </span> 61/pop-all-registers
<span id="L317" class="LineNr"> 317 </span> fb/enable-interrupts
<span id="L318" class="LineNr"> 318 </span> cf/return-from-interrupt
<span id="L319" class="LineNr"> 319 </span>
<span id="L320" class="LineNr"> 320 </span><span class="subxFunction">timer-interrupt-handler</span>:
<span id="L321" class="LineNr"> 321 </span> <span class="subxComment"># prologue</span>
<span id="L322" class="LineNr"> 322 </span> <span class="subxComment"># Don't disable interrupts; the timer has the highest priority anyway,</span>
<span id="L323" class="LineNr"> 323 </span> <span class="subxComment"># and this interrupt triggers extremely frequently.</span>
<span id="L324" class="LineNr"> 324 </span> fa/disable-interrupts
<span id="L325" class="LineNr"> 325 </span> 60/push-all-registers
<span id="L326" class="LineNr"> 326 </span> 9c/push-flags
<span id="L327" class="LineNr"> 327 </span> <span class="subxComment"># acknowledge interrupt</span>
<span id="L328" class="LineNr"> 328 </span> b0/copy-to-al 0x20/imm8
<span id="L329" class="LineNr"> 329 </span> e6/write-al-into-port 0x20/imm8
<span id="L330" class="LineNr"> 330 </span> 31/xor %eax 0/r32/eax
<span id="L331" class="LineNr"> 331 </span><span class="Constant">$timer-interrupt-handler:epilogue</span>:
<span id="L332" class="LineNr"> 332 </span> <span class="subxComment"># epilogue</span>
<span id="L333" class="LineNr"> 333 </span> 9d/pop-flags
<span id="L334" class="LineNr"> 334 </span> 61/pop-all-registers
<span id="L335" class="LineNr"> 335 </span> fb/enable-interrupts
<span id="L336" class="LineNr"> 336 </span> cf/return-from-interrupt
<span id="L337" class="LineNr"> 337 </span>
<span id="L338" class="LineNr"> 338 </span><span class="subxFunction">keyboard-interrupt-handler</span>:
<span id="L339" class="LineNr"> 339 </span> <span class="subxComment"># prologue</span>
<span id="L340" class="LineNr"> 340 </span> fa/disable-interrupts
<span id="L341" class="LineNr"> 341 </span> 60/push-all-registers
<span id="L342" class="LineNr"> 342 </span> 9c/push-flags
<span id="L343" class="LineNr"> 343 </span> <span class="subxComment"># acknowledge interrupt</span>
<span id="L344" class="LineNr"> 344 </span> b0/copy-to-al 0x20/imm8
<span id="L345" class="LineNr"> 345 </span> e6/write-al-into-port 0x20/imm8
<span id="L346" class="LineNr"> 346 </span> 31/xor %eax 0/r32/eax
<span id="L347" class="LineNr"> 347 </span> <span class="subxComment"># check output buffer of 8042 keyboard controller (<a href="https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html)">https://web.archive.org/web/20040604041507/http://panda.cs.ndsu.nodak.edu/~achapwes/PICmicro/keyboard/atkeyboard.html)</a></span>
<span id="L348" class="LineNr"> 348 </span> e4/read-port-into-al 0x64/imm8
<span id="L349" class="LineNr"> 349 </span> a8/test-bits-in-al 0x01/imm8 <span class="subxComment"># set zf if bit 0 (least significant) is not set</span>
<span id="L350" class="LineNr"> 350 </span> 74/jump-if-not-set $keyboard-interrupt-handler:epilogue/disp8
<span id="L351" class="LineNr"> 351 </span> <span class="subxH1Comment"># - if keyboard buffer is full, return</span>
<span id="L352" class="LineNr"> 352 </span> <span class="subxComment"># var dest-addr/ecx: (addr byte) = (keyboard-buffer + *keyboard-buffer:write)</span>
<span id="L353" class="LineNr"> 353 </span> 31/xor %ecx 1/r32/ecx
<span id="L354" class="LineNr"> 354 </span> 8a/byte-&gt; *<span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a> 1/r32/cl
<span id="L355" class="LineNr"> 355 </span> 81 0/subop/add %ecx <span class="SpecialChar">Keyboard-buffer</span>:data/imm32
<span id="L356" class="LineNr"> 356 </span> <span class="subxComment"># al = *dest-addr</span>
<span id="L357" class="LineNr"> 357 </span> 8a/byte-&gt; *ecx 0/r32/al
<span id="L358" class="LineNr"> 358 </span> <span class="subxComment"># if (al != 0) return</span>
<span id="L359" class="LineNr"> 359 </span> 3c/compare-al-and 0/imm8
<span id="L360" class="LineNr"> 360 </span> 75/jump-if-!= $keyboard-interrupt-handler:epilogue/disp8
<span id="L361" class="LineNr"> 361 </span> <span class="subxH1Comment"># - read keycode</span>
<span id="L362" class="LineNr"> 362 </span> e4/read-port-into-al 0x60/imm8
<span id="L363" class="LineNr"> 363 </span> <span class="subxH1Comment"># - key released</span>
<span id="L364" class="LineNr"> 364 </span> <span class="subxComment"># if (al == 0xaa) shift = false # left shift is being lifted</span>
<span id="L365" class="LineNr"> 365 </span> {
<span id="L366" class="LineNr"> 366 </span> 3c/compare-al-and 0xaa/imm8
<span id="L367" class="LineNr"> 367 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L368" class="LineNr"> 368 </span> <span class="subxComment"># *shift = 0</span>
<span id="L369" class="LineNr"> 369 </span> c7 0/subop/copy *Keyboard-shift-pressed? 0/imm32
<span id="L370" class="LineNr"> 370 </span> }
<span id="L371" class="LineNr"> 371 </span> <span class="subxComment"># if (al == 0xb6) shift = false # right shift is being lifted</span>
<span id="L372" class="LineNr"> 372 </span> {
<span id="L373" class="LineNr"> 373 </span> 3c/compare-al-and 0xb6/imm8
<span id="L374" class="LineNr"> 374 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L375" class="LineNr"> 375 </span> <span class="subxComment"># *shift = 0</span>
<span id="L376" class="LineNr"> 376 </span> c7 0/subop/copy *Keyboard-shift-pressed? 0/imm32
<span id="L377" class="LineNr"> 377 </span> }
<span id="L378" class="LineNr"> 378 </span> <span class="subxComment"># if (al == 0x9d) ctrl = false # ctrl is being lifted</span>
<span id="L379" class="LineNr"> 379 </span> {
<span id="L380" class="LineNr"> 380 </span> 3c/compare-al-and 0x9d/imm8
<span id="L381" class="LineNr"> 381 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L382" class="LineNr"> 382 </span> <span class="subxComment"># *ctrl = 0</span>
<span id="L383" class="LineNr"> 383 </span> c7 0/subop/copy *Keyboard-ctrl-pressed? 0/imm32
<span id="L384" class="LineNr"> 384 </span> }
<span id="L385" class="LineNr"> 385 </span> <span class="subxH1Comment"># - convert key to character</span>
<span id="L386" class="LineNr"> 386 </span> <span class="subxComment"># if (shift) use keyboard shift map</span>
<span id="L387" class="LineNr"> 387 </span> {
<span id="L388" class="LineNr"> 388 </span> 81 7/subop/compare *Keyboard-shift-pressed? 0/imm32
<span id="L389" class="LineNr"> 389 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L390" class="LineNr"> 390 </span> <span class="subxComment"># sigils don't currently support labels inside *(eax+label)</span>
<span id="L391" class="LineNr"> 391 </span> 05/add-to-eax <span class="SpecialChar"><a href='boot.subx.html#L471'>Keyboard-shift-map</a></span>/imm32
<span id="L392" class="LineNr"> 392 </span> 8a/byte-&gt; *eax 0/r32/al
<span id="L393" class="LineNr"> 393 </span> eb/jump $keyboard-interrupt-handler:select-map-done/disp8
<span id="L394" class="LineNr"> 394 </span> }
<span id="L395" class="LineNr"> 395 </span> <span class="subxComment"># if (ctrl) al = *(ctrl map + al)</span>
<span id="L396" class="LineNr"> 396 </span> {
<span id="L397" class="LineNr"> 397 </span> 81 7/subop/compare *Keyboard-ctrl-pressed? 0/imm32
<span id="L398" class="LineNr"> 398 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L399" class="LineNr"> 399 </span> 05/add-to-eax <span class="SpecialChar"><a href='boot.subx.html#L497'>Keyboard-ctrl-map</a></span>/imm32
<span id="L400" class="LineNr"> 400 </span> 8a/byte-&gt; *eax 0/r32/al
<span id="L401" class="LineNr"> 401 </span> eb/jump $keyboard-interrupt-handler:select-map-done/disp8
<span id="L402" class="LineNr"> 402 </span> }
<span id="L403" class="LineNr"> 403 </span> <span class="subxComment"># otherwise al = *(normal map + al)</span>
<span id="L404" class="LineNr"> 404 </span> 05/add-to-eax <span class="SpecialChar"><a href='boot.subx.html#L443'>Keyboard-normal-map</a></span>/imm32
<span id="L405" class="LineNr"> 405 </span> 8a/byte-&gt; *eax 0/r32/al
<span id="L406" class="LineNr"> 406 </span><span class="Constant">$keyboard-interrupt-handler:select-map-done</span>:
<span id="L407" class="LineNr"> 407 </span> <span class="subxH1Comment"># - if there's no character mapping, return</span>
<span id="L408" class="LineNr"> 408 </span> {
<span id="L409" class="LineNr"> 409 </span> 3c/compare-al-and 0/imm8
<span id="L410" class="LineNr"> 410 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L411" class="LineNr"> 411 </span> <span class="subxH1Comment"># - store al in keyboard buffer</span>
<span id="L412" class="LineNr"> 412 </span> 88/&lt;- *ecx 0/r32/al
<span id="L413" class="LineNr"> 413 </span> <span class="subxComment"># increment index</span>
<span id="L414" class="LineNr"> 414 </span> fe/increment-byte *<span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a>
<span id="L415" class="LineNr"> 415 </span> <span class="subxComment"># clear top nibble of index (keyboard buffer is circular)</span>
<span id="L416" class="LineNr"> 416 </span> 80 4/subop/and-byte *<span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a> 0x0f/imm8
<span id="L417" class="LineNr"> 417 </span> }
<span id="L418" class="LineNr"> 418 </span><span class="Constant">$keyboard-interrupt-handler:epilogue</span>:
<span id="L419" class="LineNr"> 419 </span> <span class="subxComment"># epilogue</span>
<span id="L420" class="LineNr"> 420 </span> 61/pop-all-registers
<span id="L421" class="LineNr"> 421 </span> fb/enable-interrupts
<span id="L422" class="LineNr"> 422 </span> cf/return-from-interrupt
<span id="L423" class="LineNr"> 423 </span>
<span id="L424" class="LineNr"> 424 </span>== data
<span id="L425" class="LineNr"> 425 </span>Keyboard-shift-pressed?: <span class="subxComment"># boolean</span>
<span id="L426" class="LineNr"> 426 </span> 0/imm32
<span id="L427" class="LineNr"> 427 </span>
<span id="L428" class="LineNr"> 428 </span>Keyboard-ctrl-pressed?: <span class="subxComment"># boolean</span>
<span id="L429" class="LineNr"> 429 </span> 0/imm32
<span id="L430" class="LineNr"> 430 </span>
<span id="L431" class="LineNr"> 431 </span><span class="subxComment"># var keyboard circular buffer</span>
<span id="L432" class="LineNr"> 432 </span><span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a>: <span class="subxComment"># nibble</span>
<span id="L433" class="LineNr"> 433 </span> 0/imm32
<span id="L434" class="LineNr"> 434 </span><span class="SpecialChar">Keyboard-buffer</span>:read: <span class="subxComment"># nibble</span>
<span id="L435" class="LineNr"> 435 </span> 0/imm32
<span id="L436" class="LineNr"> 436 </span><span class="SpecialChar">Keyboard-buffer</span>:data: <span class="subxComment"># byte[16]</span>
<span id="L437" class="LineNr"> 437 </span> 00 00 00 00
<span id="L438" class="LineNr"> 438 </span> 00 00 00 00
<span id="L439" class="LineNr"> 439 </span> 00 00 00 00
<span id="L440" class="LineNr"> 440 </span> 00 00 00 00
<span id="L441" class="LineNr"> 441 </span>
<span id="L442" class="Folded"> 442 </span><span class="Folded">+-- 70 lines: # Keyboard maps for translating keys to ASCII -----------------------------------------------------------------------------------------------------------------------------</span>
<span id="L512" class="LineNr"> 512 </span>
<span id="L513" class="LineNr"> 513 </span><span class="SpecialChar">Video-mode-info</span>:
<span id="L514" class="Folded"> 514 </span><span class="Folded">+-- 53 lines: # video mode info ---------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L567" class="LineNr"> 567 </span>
<span id="L568" class="LineNr"> 568 </span><span class="SpecialChar">Font</span>:
<span id="L569" class="Folded"> 569 </span><span class="Folded">+--236 lines: # Bitmaps for some ASCII characters (soon Unicode) ------------------------------------------------------------------------------------------------------------------------</span>
<span id="L805" class="LineNr"> 805 </span>
<span id="L806" class="LineNr"> 806 </span>== code
<span id="L807" class="LineNr"> 807 </span>
<span id="L808" class="LineNr"> 808 </span><span class="subxComment">## Controlling IDE (ATA) hard disks</span>
<span id="L809" class="LineNr"> 809 </span><span class="subxComment"># Uses 28-bit PIO mode.</span>
<span id="L810" class="LineNr"> 810 </span><span class="subxComment"># Inspired by <a href="https://colorforth.github.io/ide.html">https://colorforth.github.io/ide.html</a></span>
<span id="L811" class="LineNr"> 811 </span><span class="subxComment">#</span>
<span id="L812" class="LineNr"> 812 </span><span class="subxComment"># Resources:</span>
<span id="L813" class="LineNr"> 813 </span><span class="subxComment"># <a href="https://wiki.osdev.org/ATA_PIO_Mode">https://wiki.osdev.org/ATA_PIO_Mode</a></span>
<span id="L814" class="LineNr"> 814 </span><span class="subxComment"># <a href="https://forum.osdev.org/viewtopic.php?f=1&amp;p=167798">https://forum.osdev.org/viewtopic.php?f=1&amp;p=167798</a></span>
<span id="L815" class="LineNr"> 815 </span><span class="subxComment"># read-sector, according to <a href="https://www.scs.stanford.edu/11wi-cs140/pintos/specs/ata-3-std.pdf">https://www.scs.stanford.edu/11wi-cs140/pintos/specs/ata-3-std.pdf</a></span>
<span id="L816" class="LineNr"> 816 </span>
<span id="L817" class="LineNr"> 817 </span><span class="subxFunction">load-first-sector-from-primary-bus-secondary-drive</span>: <span class="subxComment"># out: (addr stream byte)</span>
<span id="L818" class="LineNr"> 818 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L819" class="LineNr"> 819 </span> 55/push-ebp
<span id="L820" class="LineNr"> 820 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L821" class="LineNr"> 821 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L822" class="LineNr"> 822 </span> 50/push-eax
<span id="L823" class="LineNr"> 823 </span> 51/push-ecx
<span id="L824" class="LineNr"> 824 </span> 52/push-edx
<span id="L825" class="LineNr"> 825 </span> <span class="subxComment"># check for drive</span>
<span id="L826" class="LineNr"> 826 </span> (<a href='boot.subx.html#L951'>secondary-drive-exists?</a>) <span class="subxComment"># =&gt; eax</span>
<span id="L827" class="LineNr"> 827 </span> 3d/compare-eax-and 0/imm32/false
<span id="L828" class="LineNr"> 828 </span> 0f 84/jump-if-= $load-first-sector-from-primary-bus-secondary-drive:end/disp32
<span id="L829" class="LineNr"> 829 </span> <span class="subxComment"># kick off read</span>
<span id="L830" class="LineNr"> 830 </span> (<a href='boot.subx.html#L1011'>ata-drive-select</a> 0xf0) <span class="subxComment"># primary bus, secondary drive; 4 LSBs contain 4 upper bits of LBA (here 0)</span>
<span id="L831" class="LineNr"> 831 </span> (<a href='boot.subx.html#L1031'>clear-ata-error</a>)
<span id="L832" class="LineNr"> 832 </span> (<a href='boot.subx.html#L1051'>ata-sector-count</a> 1)
<span id="L833" class="LineNr"> 833 </span> (<a href='boot.subx.html#L1071'>ata-lba</a> 0 0 0) <span class="subxComment"># lower 24 bits of LBA, all 0</span>
<span id="L834" class="LineNr"> 834 </span> (<a href='boot.subx.html#L1129'>ata-command</a> 0x20) <span class="subxComment"># read sectors with retries</span>
<span id="L835" class="LineNr"> 835 </span> <span class="subxComment"># poll for results</span>
<span id="L836" class="LineNr"> 836 </span> (<a href='boot.subx.html#L1149'>while-ata-busy</a>)
<span id="L837" class="LineNr"> 837 </span> (<a href='boot.subx.html#L1167'>until-ata-data-available</a>)
<span id="L838" class="LineNr"> 838 </span> <span class="subxComment"># emit results</span>
<span id="L839" class="LineNr"> 839 </span> 31/xor %eax 0/r32/eax
<span id="L840" class="LineNr"> 840 </span> ba/copy-to-edx 0x1f0/imm32
<span id="L841" class="LineNr"> 841 </span> b9/copy-to-ecx 0x200/imm32 <span class="subxComment"># 512 bytes per sector</span>
<span id="L842" class="LineNr"> 842 </span> {
<span id="L843" class="LineNr"> 843 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L844" class="LineNr"> 844 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L845" class="LineNr"> 845 </span> 66 ed/read-port-dx-into-ax
<span id="L846" class="LineNr"> 846 </span> <span class="subxComment"># write 2 bytes to stream one at a time</span>
<span id="L847" class="LineNr"> 847 </span> (<a href='115write-byte.subx.html#L12'>append-byte</a> *(ebp+8) %eax)
<span id="L848" class="LineNr"> 848 </span> 49/decrement-ecx
<span id="L849" class="LineNr"> 849 </span> c1/shift 5/subop/right-padding-zeroes %eax 8/imm8
<span id="L850" class="LineNr"> 850 </span> (<a href='115write-byte.subx.html#L12'>append-byte</a> *(ebp+8) %eax)
<span id="L851" class="LineNr"> 851 </span> 49/decrement-ecx
<span id="L852" class="LineNr"> 852 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L853" class="LineNr"> 853 </span> }
<span id="L854" class="LineNr"> 854 </span><span class="Constant">$load-first-sector-from-primary-bus-secondary-drive:end</span>:
<span id="L855" class="LineNr"> 855 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L856" class="LineNr"> 856 </span> 5a/pop-to-edx
<span id="L857" class="LineNr"> 857 </span> 59/pop-to-ecx
<span id="L858" class="LineNr"> 858 </span> 58/pop-to-eax
<span id="L859" class="LineNr"> 859 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L860" class="LineNr"> 860 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L861" class="LineNr"> 861 </span> 5d/pop-to-ebp
<span id="L862" class="LineNr"> 862 </span> c3/return
<span id="L863" class="LineNr"> 863 </span>
<span id="L864" class="LineNr"> 864 </span><span class="subxFunction">store-first-sector-to-primary-bus-secondary-drive</span>: <span class="subxComment"># in: (addr stream byte)</span>
<span id="L865" class="LineNr"> 865 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L866" class="LineNr"> 866 </span> 55/push-ebp
<span id="L867" class="LineNr"> 867 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L868" class="LineNr"> 868 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L869" class="LineNr"> 869 </span> 50/push-eax
<span id="L870" class="LineNr"> 870 </span> 51/push-ecx
<span id="L871" class="LineNr"> 871 </span> 52/push-edx
<span id="L872" class="LineNr"> 872 </span> 53/push-ebx
<span id="L873" class="LineNr"> 873 </span> <span class="subxComment"># check for drive</span>
<span id="L874" class="LineNr"> 874 </span> (<a href='boot.subx.html#L951'>secondary-drive-exists?</a>) <span class="subxComment"># =&gt; eax</span>
<span id="L875" class="LineNr"> 875 </span> 3d/compare-eax-and 0/imm32/false
<span id="L876" class="LineNr"> 876 </span> 0f 84/jump-if-= $store-first-sector-to-primary-bus-secondary-drive:end/disp32
<span id="L877" class="LineNr"> 877 </span> <span class="subxComment"># kick off write</span>
<span id="L878" class="LineNr"> 878 </span> (<a href='boot.subx.html#L1011'>ata-drive-select</a> 0xf0) <span class="subxComment"># primary bus, secondary drive; 4 LSBs contain 4 upper bits of LBA (here 0)</span>
<span id="L879" class="LineNr"> 879 </span> (<a href='boot.subx.html#L1031'>clear-ata-error</a>)
<span id="L880" class="LineNr"> 880 </span> (<a href='boot.subx.html#L1051'>ata-sector-count</a> 1)
<span id="L881" class="LineNr"> 881 </span> (<a href='boot.subx.html#L1071'>ata-lba</a> 0 0 0) <span class="subxComment"># lower 24 bits of LBA, all 0</span>
<span id="L882" class="LineNr"> 882 </span> (<a href='boot.subx.html#L1129'>ata-command</a> 0x30) <span class="subxComment"># write sectors with retries</span>
<span id="L883" class="LineNr"> 883 </span> <span class="subxComment"># wait</span>
<span id="L884" class="LineNr"> 884 </span> (<a href='boot.subx.html#L1149'>while-ata-busy</a>)
<span id="L885" class="LineNr"> 885 </span> (<a href='boot.subx.html#L1185'>until-ata-ready-for-data</a>)
<span id="L886" class="LineNr"> 886 </span> <span class="subxComment"># send data</span>
<span id="L887" class="LineNr"> 887 </span> ba/copy-to-edx 0x1f0/imm32
<span id="L888" class="LineNr"> 888 </span> b9/copy-to-ecx 0x200/imm32 <span class="subxComment"># 512 bytes per sector</span>
<span id="L889" class="LineNr"> 889 </span> <span class="subxComment"># var first-byte/ebx: byte</span>
<span id="L890" class="LineNr"> 890 </span> <span class="subxComment"># when it's more than 0xff, we're at an even-numbered byte</span>
<span id="L891" class="LineNr"> 891 </span> bb/copy-to-ebx 0xffff/imm32
<span id="L892" class="LineNr"> 892 </span><span class="Constant">$store-first-sector-to-primary-bus-secondary-drive:loop</span>:
<span id="L893" class="LineNr"> 893 </span> {
<span id="L894" class="LineNr"> 894 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L895" class="LineNr"> 895 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L896" class="LineNr"> 896 </span> <span class="subxComment"># this loop is slow, but the ATA spec also requires a small delay</span>
<span id="L897" class="LineNr"> 897 </span> (<a href='309stream.subx.html#L6'>stream-empty?</a> *(ebp+8)) <span class="subxComment"># =&gt; eax</span>
<span id="L898" class="LineNr"> 898 </span> 3d/compare-eax-and 0/imm32/false
<span id="L899" class="LineNr"> 899 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L900" class="LineNr"> 900 </span> <span class="subxComment"># read byte from stream</span>
<span id="L901" class="LineNr"> 901 </span> (<a href='112read-byte.subx.html#L13'>read-byte</a> *(ebp+8)) <span class="subxComment"># =&gt; eax</span>
<span id="L902" class="LineNr"> 902 </span> <span class="subxComment"># if we're at an odd-numbered byte, save it to first-byte</span>
<span id="L903" class="LineNr"> 903 </span> 81 7/subop/compare %ebx 0xff/imm32
<span id="L904" class="LineNr"> 904 </span> {
<span id="L905" class="LineNr"> 905 </span> 7e/jump-if-&lt;= <span class="Constant">break</span>/disp8
<span id="L906" class="LineNr"> 906 </span> 89/&lt;- %ebx 0/r32/eax
<span id="L907" class="LineNr"> 907 </span> eb/jump $store-first-sector-to-primary-bus-secondary-drive:<span class="Constant">loop</span>/disp8
<span id="L908" class="LineNr"> 908 </span> }
<span id="L909" class="LineNr"> 909 </span> <span class="subxComment"># otherwise OR it with first-byte and write it out</span>
<span id="L910" class="LineNr"> 910 </span> c1/shift 4/subop/left %eax 8/imm8
<span id="L911" class="LineNr"> 911 </span> 09/or %eax 3/r32/ebx
<span id="L912" class="LineNr"> 912 </span> 66 ef/write-ax-into-port-dx
<span id="L913" class="LineNr"> 913 </span> 49/decrement-ecx
<span id="L914" class="LineNr"> 914 </span> 49/decrement-ecx
<span id="L915" class="LineNr"> 915 </span> <span class="subxComment"># reset first-byte</span>
<span id="L916" class="LineNr"> 916 </span> bb/copy-to-ebx 0xffff/imm32
<span id="L917" class="LineNr"> 917 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L918" class="LineNr"> 918 </span> }
<span id="L919" class="LineNr"> 919 </span> <span class="subxComment"># write out first-byte if necessary</span>
<span id="L920" class="LineNr"> 920 </span> 81 7/subop/compare %ebx 0xff/imm32
<span id="L921" class="LineNr"> 921 </span> {
<span id="L922" class="LineNr"> 922 </span> 7f/jump-if-&gt; <span class="Constant">break</span>/disp8
<span id="L923" class="LineNr"> 923 </span> 89/&lt;- %eax 3/r32/ebx
<span id="L924" class="LineNr"> 924 </span> 66 ef/write-ax-into-port-dx
<span id="L925" class="LineNr"> 925 </span> 49/decrement-ecx
<span id="L926" class="LineNr"> 926 </span> 49/decrement-ecx
<span id="L927" class="LineNr"> 927 </span> }
<span id="L928" class="LineNr"> 928 </span> <span class="subxComment"># pad zeroes</span>
<span id="L929" class="LineNr"> 929 </span> 31/xor %eax 0/r32/eax
<span id="L930" class="LineNr"> 930 </span> {
<span id="L931" class="LineNr"> 931 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L932" class="LineNr"> 932 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L933" class="LineNr"> 933 </span> 66 ef/write-ax-into-port-dx
<span id="L934" class="LineNr"> 934 </span> 49/decrement-ecx
<span id="L935" class="LineNr"> 935 </span> 49/decrement-ecx
<span id="L936" class="LineNr"> 936 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L937" class="LineNr"> 937 </span> }
<span id="L938" class="LineNr"> 938 </span><span class="Constant">$store-first-sector-to-primary-bus-secondary-drive:end</span>:
<span id="L939" class="LineNr"> 939 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L940" class="LineNr"> 940 </span> 5b/pop-to-ebx
<span id="L941" class="LineNr"> 941 </span> 5a/pop-to-edx
<span id="L942" class="LineNr"> 942 </span> 59/pop-to-ecx
<span id="L943" class="LineNr"> 943 </span> 58/pop-to-eax
<span id="L944" class="LineNr"> 944 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L945" class="LineNr"> 945 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L946" class="LineNr"> 946 </span> 5d/pop-to-ebp
<span id="L947" class="LineNr"> 947 </span> c3/return
<span id="L948" class="LineNr"> 948 </span>
<span id="L949" class="Folded"> 949 </span><span class="Folded">+--241 lines: # disk helpers ------------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L1190" class="LineNr">1190 </span>
<span id="L1191" class="LineNr">1191 </span><span class="subxComment">## Controlling a PS/2 mouse</span>
<span id="L1192" class="LineNr">1192 </span><span class="subxComment"># Uses no IRQs, just polling.</span>
<span id="L1193" class="LineNr">1193 </span><span class="subxComment"># Thanks Dave Long: <a href="https://github.com/jtauber/cleese/blob/master/necco/kernel/bochs/py8042.py">https://github.com/jtauber/cleese/blob/master/necco/kernel/bochs/py8042.py</a></span>
<span id="L1194" class="LineNr">1194 </span><span class="subxComment">#</span>
<span id="L1195" class="LineNr">1195 </span><span class="subxComment"># Resources:</span>
<span id="L1196" class="LineNr">1196 </span><span class="subxComment"># <a href="https://wiki.osdev.org/Mouse_Input">https://wiki.osdev.org/Mouse_Input</a></span>
<span id="L1197" class="LineNr">1197 </span>
<span id="L1198" class="LineNr">1198 </span><span class="subxComment"># results x/eax, y/ecx range from -256 to +255</span>
<span id="L1199" class="LineNr">1199 </span><span class="subxComment"># See <a href="https://wiki.osdev.org/index.php?title=Mouse_Input&amp;oldid=25663#Format_of_First_3_Packet_Bytes">https://wiki.osdev.org/index.php?title=Mouse_Input&amp;oldid=25663#Format_of_First_3_Packet_Bytes</a></span>
<span id="L1200" class="LineNr">1200 </span><span class="subxFunction">read-mouse-event</span>: <span class="subxComment"># -&gt; _/eax: int, _/ecx: int</span>
<span id="L1201" class="LineNr">1201 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L1202" class="LineNr">1202 </span> 55/push-ebp
<span id="L1203" class="LineNr">1203 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L1204" class="LineNr">1204 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L1205" class="LineNr">1205 </span> 52/push-edx
<span id="L1206" class="LineNr">1206 </span> 53/push-ebx
<span id="L1207" class="LineNr">1207 </span> <span class="subxComment"># if no event, return 0, 0</span>
<span id="L1208" class="LineNr">1208 </span> b8/copy-to-eax 0/imm32
<span id="L1209" class="LineNr">1209 </span> b9/copy-to-ecx 0/imm32
<span id="L1210" class="LineNr">1210 </span> (<a href='boot.subx.html#L1267'>any-mouse-event?</a>) <span class="subxComment"># =&gt; eax</span>
<span id="L1211" class="LineNr">1211 </span> 3d/compare-eax-and 0/imm32/false
<span id="L1212" class="LineNr">1212 </span> 74/jump-if-= $read-mouse-event:end/disp8
<span id="L1213" class="LineNr">1213 </span> <span class="subxComment"># var f1/edx: byte = inb(0x60)</span>
<span id="L1214" class="LineNr">1214 </span> 31/xor %eax 0/r32/eax
<span id="L1215" class="LineNr">1215 </span> e4/read-port-into-al 0x60/imm8
<span id="L1216" class="LineNr">1216 </span> 89/&lt;- %edx 0/r32/eax
<span id="L1217" class="LineNr">1217 </span> (<a href='boot.subx.html#L1252'>wait-for-mouse-event</a>)
<span id="L1218" class="LineNr">1218 </span> <span class="subxComment"># var dx/ebx: byte = inb(0x60)</span>
<span id="L1219" class="LineNr">1219 </span> 31/xor %eax 0/r32/eax
<span id="L1220" class="LineNr">1220 </span> e4/read-port-into-al 0x60/imm8
<span id="L1221" class="LineNr">1221 </span> 89/&lt;- %ebx 0/r32/eax
<span id="L1222" class="LineNr">1222 </span> (<a href='boot.subx.html#L1252'>wait-for-mouse-event</a>)
<span id="L1223" class="LineNr">1223 </span> <span class="subxComment"># var dy/ecx: byte = inb(0x60)</span>
<span id="L1224" class="LineNr">1224 </span> 31/xor %eax 0/r32/eax
<span id="L1225" class="LineNr">1225 </span> e4/read-port-into-al 0x60/imm8
<span id="L1226" class="LineNr">1226 </span> 89/&lt;- %ecx 0/r32/eax
<span id="L1227" class="LineNr">1227 </span> <span class="subxComment"># eax = dx</span>
<span id="L1228" class="LineNr">1228 </span> 89/&lt;- %eax 3/r32/ebx
<span id="L1229" class="LineNr">1229 </span> <span class="subxComment"># if (f1 &amp; 0x10) dx = -dx</span>
<span id="L1230" class="LineNr">1230 </span> {
<span id="L1231" class="LineNr">1231 </span> f6 0/subop/test-bits %dl 0x10/imm8
<span id="L1232" class="LineNr">1232 </span> 74/jump-if-zero <span class="Constant">break</span>/disp8
<span id="L1233" class="LineNr">1233 </span> 0d/or-eax-with 0xffffff00/imm32
<span id="L1234" class="LineNr">1234 </span> }
<span id="L1235" class="LineNr">1235 </span> <span class="subxComment"># if (f1 &amp; 0x20) dy = -dy</span>
<span id="L1236" class="LineNr">1236 </span> {
<span id="L1237" class="LineNr">1237 </span> f6 0/subop/test-bits %dl 0x20/imm8
<span id="L1238" class="LineNr">1238 </span> 74/jump-if-zero <span class="Constant">break</span>/disp8
<span id="L1239" class="LineNr">1239 </span> 81 1/subop/or %ecx 0xffffff00/imm32
<span id="L1240" class="LineNr">1240 </span> }
<span id="L1241" class="LineNr">1241 </span><span class="Constant">$read-mouse-event:end</span>:
<span id="L1242" class="LineNr">1242 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L1243" class="LineNr">1243 </span> 5b/pop-to-ebx
<span id="L1244" class="LineNr">1244 </span> 5a/pop-to-edx
<span id="L1245" class="LineNr">1245 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L1246" class="LineNr">1246 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L1247" class="LineNr">1247 </span> 5d/pop-to-ebp
<span id="L1248" class="LineNr">1248 </span> c3/return
<span id="L1249" class="LineNr">1249 </span>
<span id="L1250" class="Folded">1250 </span><span class="Folded">+--152 lines: # mouse helpers -----------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L1402" class="LineNr">1402 </span>
<span id="L1403" class="LineNr">1403 </span><span class="subxComment"># vim&#0058;ft=subx</span>
<span id="L385" class="LineNr"> 385 </span> <span class="subxComment"># if (al &amp; 0x80) a key is being lifted; return</span>
<span id="L386" class="LineNr"> 386 </span> 50/push-eax
<span id="L387" class="LineNr"> 387 </span> 24/and-al-with 0x80/imm8
<span id="L388" class="LineNr"> 388 </span> 3c/compare-al-and 0/imm8
<span id="L389" class="LineNr"> 389 </span> 58/pop-to-eax
<span id="L390" class="LineNr"> 390 </span> 75/jump-if-!= $keyboard-interrupt-handler:epilogue/disp8
<span id="L391" class="LineNr"> 391 </span> <span class="subxH1Comment"># - key pressed</span>
<span id="L392" class="LineNr"> 392 </span> <span class="subxComment"># if (al == 0x2a) shift = true, return # left shift pressed</span>
<span id="L393" class="LineNr"> 393 </span> {
<span id="L394" class="LineNr"> 394 </span> 3c/compare-al-and 0x2a/imm8
<span id="L395" class="LineNr"> 395 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L396" class="LineNr"> 396 </span> <span class="subxComment"># *shift = 1</span>
<span id="L397" class="LineNr"> 397 </span> c7 0/subop/copy *Keyboard-shift-pressed? 1/imm32
<span id="L398" class="LineNr"> 398 </span> <span class="subxComment"># return</span>
<span id="L399" class="LineNr"> 399 </span> eb/jump $keyboard-interrupt-handler:epilogue/disp8
<span id="L400" class="LineNr"> 400 </span> }
<span id="L401" class="LineNr"> 401 </span> <span class="subxComment"># if (al == 0x36) shift = true, return # right shift pressed</span>
<span id="L402" class="LineNr"> 402 </span> {
<span id="L403" class="LineNr"> 403 </span> 3c/compare-al-and 0x36/imm8
<span id="L404" class="LineNr"> 404 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L405" class="LineNr"> 405 </span> <span class="subxComment"># *shift = 1</span>
<span id="L406" class="LineNr"> 406 </span> c7 0/subop/copy *Keyboard-shift-pressed? 1/imm32
<span id="L407" class="LineNr"> 407 </span> <span class="subxComment"># return</span>
<span id="L408" class="LineNr"> 408 </span> eb/jump $keyboard-interrupt-handler:epilogue/disp8
<span id="L409" class="LineNr"> 409 </span> }
<span id="L410" class="LineNr"> 410 </span> <span class="subxComment"># if (al == 0x1d) ctrl = true, return</span>
<span id="L411" class="LineNr"> 411 </span> {
<span id="L412" class="LineNr"> 412 </span> 3c/compare-al-and 0x1d/imm8
<span id="L413" class="LineNr"> 413 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L414" class="LineNr"> 414 </span> <span class="subxComment"># *ctrl = 1</span>
<span id="L415" class="LineNr"> 415 </span> c7 0/subop/copy *Keyboard-ctrl-pressed? 1/imm32
<span id="L416" class="LineNr"> 416 </span> <span class="subxComment"># return</span>
<span id="L417" class="LineNr"> 417 </span> eb/jump $keyboard-interrupt-handler:epilogue/disp8
<span id="L418" class="LineNr"> 418 </span> }
<span id="L419" class="LineNr"> 419 </span> <span class="subxH1Comment"># - convert key to character</span>
<span id="L420" class="LineNr"> 420 </span> <span class="subxComment"># if (shift) use keyboard shift map</span>
<span id="L421" class="LineNr"> 421 </span> {
<span id="L422" class="LineNr"> 422 </span> 81 7/subop/compare *Keyboard-shift-pressed? 0/imm32
<span id="L423" class="LineNr"> 423 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L424" class="LineNr"> 424 </span> <span class="subxComment"># sigils don't currently support labels inside *(eax+label)</span>
<span id="L425" class="LineNr"> 425 </span> 05/add-to-eax <span class="SpecialChar"><a href='boot.subx.html#L512'>Keyboard-shift-map</a></span>/imm32
<span id="L426" class="LineNr"> 426 </span> 8a/byte-&gt; *eax 0/r32/al
<span id="L427" class="LineNr"> 427 </span> eb/jump $keyboard-interrupt-handler:select-map-done/disp8
<span id="L428" class="LineNr"> 428 </span> }
<span id="L429" class="LineNr"> 429 </span> <span class="subxComment"># if (ctrl) al = *(ctrl map + al)</span>
<span id="L430" class="LineNr"> 430 </span> {
<span id="L431" class="LineNr"> 431 </span> 81 7/subop/compare *Keyboard-ctrl-pressed? 0/imm32
<span id="L432" class="LineNr"> 432 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L433" class="LineNr"> 433 </span> 05/add-to-eax <span class="SpecialChar"><a href='boot.subx.html#L544'>Keyboard-ctrl-map</a></span>/imm32
<span id="L434" class="LineNr"> 434 </span> 8a/byte-&gt; *eax 0/r32/al
<span id="L435" class="LineNr"> 435 </span> eb/jump $keyboard-interrupt-handler:select-map-done/disp8
<span id="L436" class="LineNr"> 436 </span> }
<span id="L437" class="LineNr"> 437 </span> <span class="subxComment"># otherwise al = *(normal map + al)</span>
<span id="L438" class="LineNr"> 438 </span> 05/add-to-eax <span class="SpecialChar"><a href='boot.subx.html#L478'>Keyboard-normal-map</a></span>/imm32
<span id="L439" class="LineNr"> 439 </span> 8a/byte-&gt; *eax 0/r32/al
<span id="L440" class="LineNr"> 440 </span><span class="Constant">$keyboard-interrupt-handler:select-map-done</span>:
<span id="L441" class="LineNr"> 441 </span> <span class="subxH1Comment"># - if there's no character mapping, return</span>
<span id="L442" class="LineNr"> 442 </span> {
<span id="L443" class="LineNr"> 443 </span> 3c/compare-al-and 0/imm8
<span id="L444" class="LineNr"> 444 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L445" class="LineNr"> 445 </span> <span class="subxH1Comment"># - store al in keyboard buffer</span>
<span id="L446" class="LineNr"> 446 </span> 88/&lt;- *ecx 0/r32/al
<span id="L447" class="LineNr"> 447 </span> <span class="subxComment"># increment index</span>
<span id="L448" class="LineNr"> 448 </span> fe/increment-byte *<span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a>
<span id="L449" class="LineNr"> 449 </span> <span class="subxComment"># clear top nibble of index (keyboard buffer is circular)</span>
<span id="L450" class="LineNr"> 450 </span> 80 4/subop/and-byte *<span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a> 0x0f/imm8
<span id="L451" class="LineNr"> 451 </span> }
<span id="L452" class="LineNr"> 452 </span><span class="Constant">$keyboard-interrupt-handler:epilogue</span>:
<span id="L453" class="LineNr"> 453 </span> <span class="subxComment"># epilogue</span>
<span id="L454" class="LineNr"> 454 </span> 9d/pop-flags
<span id="L455" class="LineNr"> 455 </span> 61/pop-all-registers
<span id="L456" class="LineNr"> 456 </span> fb/enable-interrupts
<span id="L457" class="LineNr"> 457 </span> cf/return-from-interrupt
<span id="L458" class="LineNr"> 458 </span>
<span id="L459" class="LineNr"> 459 </span>== data
<span id="L460" class="LineNr"> 460 </span>Keyboard-shift-pressed?: <span class="subxComment"># boolean</span>
<span id="L461" class="LineNr"> 461 </span> 0/imm32
<span id="L462" class="LineNr"> 462 </span>
<span id="L463" class="LineNr"> 463 </span>Keyboard-ctrl-pressed?: <span class="subxComment"># boolean</span>
<span id="L464" class="LineNr"> 464 </span> 0/imm32
<span id="L465" class="LineNr"> 465 </span>
<span id="L466" class="LineNr"> 466 </span><span class="subxComment"># var keyboard circular buffer</span>
<span id="L467" class="LineNr"> 467 </span><span class="SpecialChar">Keyboard-buffer</span>:<a href='108write.subx.html#L11'>write</a>: <span class="subxComment"># nibble</span>
<span id="L468" class="LineNr"> 468 </span> 0/imm32
<span id="L469" class="LineNr"> 469 </span><span class="SpecialChar">Keyboard-buffer</span>:read: <span class="subxComment"># nibble</span>
<span id="L470" class="LineNr"> 470 </span> 0/imm32
<span id="L471" class="LineNr"> 471 </span><span class="SpecialChar">Keyboard-buffer</span>:data: <span class="subxComment"># byte[16]</span>
<span id="L472" class="LineNr"> 472 </span> 00 00 00 00
<span id="L473" class="LineNr"> 473 </span> 00 00 00 00
<span id="L474" class="LineNr"> 474 </span> 00 00 00 00
<span id="L475" class="LineNr"> 475 </span> 00 00 00 00
<span id="L476" class="LineNr"> 476 </span>
<span id="L477" class="Folded"> 477 </span><span class="Folded">+-- 95 lines: # Keyboard maps for translating keys to ASCII -----------------------------------------------------------------------------------------------------------------------------</span>
<span id="L572" class="LineNr"> 572 </span>
<span id="L573" class="LineNr"> 573 </span><span class="SpecialChar">Video-mode-info</span>:
<span id="L574" class="Folded"> 574 </span><span class="Folded">+-- 53 lines: # video mode info ---------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L627" class="LineNr"> 627 </span>
<span id="L628" class="LineNr"> 628 </span><span class="SpecialChar">Font</span>:
<span id="L629" class="Folded"> 629 </span><span class="Folded">+--236 lines: # Bitmaps for some ASCII characters (soon Unicode) ------------------------------------------------------------------------------------------------------------------------</span>
<span id="L865" class="LineNr"> 865 </span>
<span id="L866" class="LineNr"> 866 </span><span class="subxComment">## Controlling IDE (ATA) hard disks</span>
<span id="L867" class="LineNr"> 867 </span><span class="subxComment"># Uses 28-bit PIO mode.</span>
<span id="L868" class="LineNr"> 868 </span><span class="subxComment"># Inspired by <a href="https://colorforth.github.io/ide.html">https://colorforth.github.io/ide.html</a></span>
<span id="L869" class="LineNr"> 869 </span><span class="subxComment">#</span>
<span id="L870" class="LineNr"> 870 </span><span class="subxComment"># Resources:</span>
<span id="L871" class="LineNr"> 871 </span><span class="subxComment"># <a href="https://wiki.osdev.org/ATA_PIO_Mode">https://wiki.osdev.org/ATA_PIO_Mode</a></span>
<span id="L872" class="LineNr"> 872 </span><span class="subxComment"># <a href="https://forum.osdev.org/viewtopic.php?f=1&amp;p=167798">https://forum.osdev.org/viewtopic.php?f=1&amp;p=167798</a></span>
<span id="L873" class="LineNr"> 873 </span><span class="subxComment"># read-sector, according to <a href="https://www.scs.stanford.edu/11wi-cs140/pintos/specs/ata-3-std.pdf">https://www.scs.stanford.edu/11wi-cs140/pintos/specs/ata-3-std.pdf</a></span>
<span id="L874" class="LineNr"> 874 </span>
<span id="L875" class="LineNr"> 875 </span>== data
<span id="L876" class="LineNr"> 876 </span>
<span id="L877" class="LineNr"> 877 </span><span class="subxComment"># We'll be gaining access just to the secondary drive on the primary bus for</span>
<span id="L878" class="LineNr"> 878 </span><span class="subxComment"># now. It will have the designated 'data' disk so we don't mess with the code</span>
<span id="L879" class="LineNr"> 879 </span><span class="subxComment"># disk.</span>
<span id="L880" class="LineNr"> 880 </span><span class="subxComment">#</span>
<span id="L881" class="LineNr"> 881 </span><span class="subxComment"># The type definition for this variable is in safe Mu (rather than unsafe</span>
<span id="L882" class="LineNr"> 882 </span><span class="subxComment"># SubX) code.</span>
<span id="L883" class="LineNr"> 883 </span><span class="subxComment"># All ports are 8-bit except data-port, which is 16-bit.</span>
<span id="L884" class="LineNr"> 884 </span><span class="SpecialChar">Primary-bus-secondary-drive</span>:
<span id="L885" class="LineNr"> 885 </span> <span class="subxComment"># command-port: int (write)</span>
<span id="L886" class="LineNr"> 886 </span> 0x1f7/imm32
<span id="L887" class="LineNr"> 887 </span> <span class="subxComment"># status-port: int (read)</span>
<span id="L888" class="LineNr"> 888 </span> 0x1f7/imm32
<span id="L889" class="LineNr"> 889 </span> <span class="subxComment"># alternative-status-port: int (read)</span>
<span id="L890" class="LineNr"> 890 </span> 0x3f6/imm32
<span id="L891" class="LineNr"> 891 </span> <span class="subxComment"># error-port: int (read)</span>
<span id="L892" class="LineNr"> 892 </span> 0x1f1/imm32
<span id="L893" class="LineNr"> 893 </span> <span class="subxComment"># drive-and-head-port: int</span>
<span id="L894" class="LineNr"> 894 </span> 0x1f6/imm32
<span id="L895" class="LineNr"> 895 </span> <span class="subxComment"># sector-count-port: int</span>
<span id="L896" class="LineNr"> 896 </span> 0x1f2/imm32
<span id="L897" class="LineNr"> 897 </span> <span class="subxComment"># lba-low-port: int</span>
<span id="L898" class="LineNr"> 898 </span> 0x1f3/imm32
<span id="L899" class="LineNr"> 899 </span> <span class="subxComment"># lba-mid-port: int</span>
<span id="L900" class="LineNr"> 900 </span> 0x1f4/imm32
<span id="L901" class="LineNr"> 901 </span> <span class="subxComment"># lba-high-port: int</span>
<span id="L902" class="LineNr"> 902 </span> 0x1f5/imm32
<span id="L903" class="LineNr"> 903 </span> <span class="subxComment"># data-port: int</span>
<span id="L904" class="LineNr"> 904 </span> 0x1f0/imm32
<span id="L905" class="LineNr"> 905 </span> <span class="subxComment"># drive-code: byte # only drive-specific field</span>
<span id="L906" class="LineNr"> 906 </span> 0xf0/imm32 <span class="subxComment"># LBA mode also enabled</span>
<span id="L907" class="LineNr"> 907 </span>
<span id="L908" class="LineNr"> 908 </span>== code
<span id="L909" class="LineNr"> 909 </span>
<span id="L910" class="LineNr"> 910 </span><span class="subxFunction">load-sector</span>: <span class="subxComment"># disk: (addr disk), lba: int, out: (addr stream byte)</span>
<span id="L911" class="LineNr"> 911 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L912" class="LineNr"> 912 </span> 55/push-ebp
<span id="L913" class="LineNr"> 913 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L914" class="LineNr"> 914 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L915" class="LineNr"> 915 </span> 50/push-eax
<span id="L916" class="LineNr"> 916 </span> 51/push-ecx
<span id="L917" class="LineNr"> 917 </span> 52/push-edx
<span id="L918" class="LineNr"> 918 </span> <span class="subxComment"># check for drive</span>
<span id="L919" class="LineNr"> 919 </span> (<a href='boot.subx.html#L1048'>drive-exists?</a> *(ebp+8)) <span class="subxComment"># =&gt; eax</span>
<span id="L920" class="LineNr"> 920 </span> 3d/compare-eax-and 0/imm32/false
<span id="L921" class="LineNr"> 921 </span> 0f 84/jump-if-= $load-sector:end/disp32
<span id="L922" class="LineNr"> 922 </span> <span class="subxComment"># kick off read</span>
<span id="L923" class="LineNr"> 923 </span> (<a href='boot.subx.html#L1112'>ata-drive-select</a> *(ebp+8) *(ebp+0xc))
<span id="L924" class="LineNr"> 924 </span> (<a href='boot.subx.html#L1141'>clear-ata-error</a> *(ebp+8))
<span id="L925" class="LineNr"> 925 </span> (<a href='boot.subx.html#L1163'>ata-sector-count</a> *(ebp+8) 1)
<span id="L926" class="LineNr"> 926 </span> (<a href='boot.subx.html#L1185'>ata-lba</a> *(ebp+8) *(ebp+0xc))
<span id="L927" class="LineNr"> 927 </span> (<a href='boot.subx.html#L1216'>ata-command</a> *(ebp+8) 0x20) <span class="subxComment"># read sectors with retries</span>
<span id="L928" class="LineNr"> 928 </span> <span class="subxComment"># poll for results</span>
<span id="L929" class="LineNr"> 929 </span> (<a href='boot.subx.html#L1238'>while-ata-busy</a> *(ebp+8))
<span id="L930" class="LineNr"> 930 </span> (<a href='boot.subx.html#L1257'>until-ata-data-available</a> *(ebp+8))
<span id="L931" class="LineNr"> 931 </span> <span class="subxComment"># var data-port/edx = disk-&gt;data-port</span>
<span id="L932" class="LineNr"> 932 </span> 8b/-&gt; *(ebp+8) 0/r32/eax
<span id="L933" class="LineNr"> 933 </span> 8b/-&gt; *(eax+0x24) 2/r32/edx
<span id="L934" class="LineNr"> 934 </span> <span class="subxComment"># emit results</span>
<span id="L935" class="LineNr"> 935 </span> 31/xor %eax 0/r32/eax
<span id="L936" class="LineNr"> 936 </span> b9/copy-to-ecx 0x200/imm32 <span class="subxComment"># 512 bytes per sector</span>
<span id="L937" class="LineNr"> 937 </span> {
<span id="L938" class="LineNr"> 938 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L939" class="LineNr"> 939 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L940" class="LineNr"> 940 </span> 66 ed/read-port-dx-into-ax
<span id="L941" class="LineNr"> 941 </span> <span class="subxComment"># write 2 bytes to stream one at a time</span>
<span id="L942" class="LineNr"> 942 </span> (<a href='115write-byte.subx.html#L12'>append-byte</a> *(ebp+0x10) %eax)
<span id="L943" class="LineNr"> 943 </span> 49/decrement-ecx
<span id="L944" class="LineNr"> 944 </span> c1/shift 5/subop/right-padding-zeroes %eax 8/imm8
<span id="L945" class="LineNr"> 945 </span> (<a href='115write-byte.subx.html#L12'>append-byte</a> *(ebp+0x10) %eax)
<span id="L946" class="LineNr"> 946 </span> 49/decrement-ecx
<span id="L947" class="LineNr"> 947 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L948" class="LineNr"> 948 </span> }
<span id="L949" class="LineNr"> 949 </span><span class="Constant">$load-sector:end</span>:
<span id="L950" class="LineNr"> 950 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L951" class="LineNr"> 951 </span> 5a/pop-to-edx
<span id="L952" class="LineNr"> 952 </span> 59/pop-to-ecx
<span id="L953" class="LineNr"> 953 </span> 58/pop-to-eax
<span id="L954" class="LineNr"> 954 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L955" class="LineNr"> 955 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L956" class="LineNr"> 956 </span> 5d/pop-to-ebp
<span id="L957" class="LineNr"> 957 </span> c3/return
<span id="L958" class="LineNr"> 958 </span>
<span id="L959" class="LineNr"> 959 </span><span class="subxFunction">store-sector</span>: <span class="subxComment"># disk: (addr disk), lba: int, in: (addr stream byte)</span>
<span id="L960" class="LineNr"> 960 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L961" class="LineNr"> 961 </span> 55/push-ebp
<span id="L962" class="LineNr"> 962 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L963" class="LineNr"> 963 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L964" class="LineNr"> 964 </span> 50/push-eax
<span id="L965" class="LineNr"> 965 </span> 51/push-ecx
<span id="L966" class="LineNr"> 966 </span> 52/push-edx
<span id="L967" class="LineNr"> 967 </span> 53/push-ebx
<span id="L968" class="LineNr"> 968 </span> <span class="subxComment"># check for drive</span>
<span id="L969" class="LineNr"> 969 </span> (<a href='boot.subx.html#L1048'>drive-exists?</a> *(ebp+8)) <span class="subxComment"># =&gt; eax</span>
<span id="L970" class="LineNr"> 970 </span> 3d/compare-eax-and 0/imm32/false
<span id="L971" class="LineNr"> 971 </span> 0f 84/jump-if-= $store-sector:end/disp32
<span id="L972" class="LineNr"> 972 </span> <span class="subxComment"># kick off write</span>
<span id="L973" class="LineNr"> 973 </span> (<a href='boot.subx.html#L1112'>ata-drive-select</a> *(ebp+8) *(ebp+0xc))
<span id="L974" class="LineNr"> 974 </span> (<a href='boot.subx.html#L1141'>clear-ata-error</a> *(ebp+8))
<span id="L975" class="LineNr"> 975 </span> (<a href='boot.subx.html#L1163'>ata-sector-count</a> *(ebp+8) 1)
<span id="L976" class="LineNr"> 976 </span> (<a href='boot.subx.html#L1185'>ata-lba</a> *(ebp+8) *(ebp+0xc))
<span id="L977" class="LineNr"> 977 </span> (<a href='boot.subx.html#L1216'>ata-command</a> *(ebp+8) 0x30) <span class="subxComment"># write sectors with retries</span>
<span id="L978" class="LineNr"> 978 </span> <span class="subxComment"># wait</span>
<span id="L979" class="LineNr"> 979 </span> (<a href='boot.subx.html#L1238'>while-ata-busy</a> *(ebp+8))
<span id="L980" class="LineNr"> 980 </span> (<a href='boot.subx.html#L1276'>until-ata-ready-for-data</a> *(ebp+8))
<span id="L981" class="LineNr"> 981 </span> <span class="subxComment"># var data-port/edx = disk-&gt;data-port</span>
<span id="L982" class="LineNr"> 982 </span> 8b/-&gt; *(ebp+8) 0/r32/eax
<span id="L983" class="LineNr"> 983 </span> 8b/-&gt; *(eax+0x24) 2/r32/edx
<span id="L984" class="LineNr"> 984 </span> <span class="subxComment"># send data</span>
<span id="L985" class="LineNr"> 985 </span> b9/copy-to-ecx 0x200/imm32 <span class="subxComment"># 512 bytes per sector</span>
<span id="L986" class="LineNr"> 986 </span> <span class="subxS1Comment"># . var first-byte/ebx: byte</span>
<span id="L987" class="LineNr"> 987 </span> <span class="subxS1Comment"># . when it's more than 0xff, we're at an even-numbered byte</span>
<span id="L988" class="LineNr"> 988 </span> bb/copy-to-ebx 0xffff/imm32
<span id="L989" class="LineNr"> 989 </span><span class="Constant">$store-sector:loop</span>:
<span id="L990" class="LineNr"> 990 </span> {
<span id="L991" class="LineNr"> 991 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L992" class="LineNr"> 992 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L993" class="LineNr"> 993 </span> <span class="subxComment"># this loop is slow, but the ATA spec also requires a small delay</span>
<span id="L994" class="LineNr"> 994 </span> (<a href='309stream.subx.html#L6'>stream-empty?</a> *(ebp+0x10)) <span class="subxComment"># =&gt; eax</span>
<span id="L995" class="LineNr"> 995 </span> 3d/compare-eax-and 0/imm32/false
<span id="L996" class="LineNr"> 996 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L997" class="LineNr"> 997 </span> <span class="subxComment"># read byte from stream</span>
<span id="L998" class="LineNr"> 998 </span> (<a href='112read-byte.subx.html#L13'>read-byte</a> *(ebp+0x10)) <span class="subxComment"># =&gt; eax</span>
<span id="L999" class="LineNr"> 999 </span> <span class="subxComment"># if we're at an odd-numbered byte, save it to first-byte</span>
<span id="L1000" class="LineNr">1000 </span> 81 7/subop/compare %ebx 0xff/imm32
<span id="L1001" class="LineNr">1001 </span> {
<span id="L1002" class="LineNr">1002 </span> 7e/jump-if-&lt;= <span class="Constant">break</span>/disp8
<span id="L1003" class="LineNr">1003 </span> 89/&lt;- %ebx 0/r32/eax
<span id="L1004" class="LineNr">1004 </span> eb/jump $store-sector:<span class="Constant">loop</span>/disp8
<span id="L1005" class="LineNr">1005 </span> }
<span id="L1006" class="LineNr">1006 </span> <span class="subxComment"># otherwise OR it with first-byte and write it out</span>
<span id="L1007" class="LineNr">1007 </span> c1/shift 4/subop/left %eax 8/imm8
<span id="L1008" class="LineNr">1008 </span> 09/or %eax 3/r32/ebx
<span id="L1009" class="LineNr">1009 </span> 66 ef/write-ax-into-port-dx
<span id="L1010" class="LineNr">1010 </span> 49/decrement-ecx
<span id="L1011" class="LineNr">1011 </span> 49/decrement-ecx
<span id="L1012" class="LineNr">1012 </span> <span class="subxComment"># reset first-byte</span>
<span id="L1013" class="LineNr">1013 </span> bb/copy-to-ebx 0xffff/imm32
<span id="L1014" class="LineNr">1014 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L1015" class="LineNr">1015 </span> }
<span id="L1016" class="LineNr">1016 </span> <span class="subxComment"># write out first-byte if necessary</span>
<span id="L1017" class="LineNr">1017 </span> 81 7/subop/compare %ebx 0xff/imm32
<span id="L1018" class="LineNr">1018 </span> {
<span id="L1019" class="LineNr">1019 </span> 7f/jump-if-&gt; <span class="Constant">break</span>/disp8
<span id="L1020" class="LineNr">1020 </span> 89/&lt;- %eax 3/r32/ebx
<span id="L1021" class="LineNr">1021 </span> 66 ef/write-ax-into-port-dx
<span id="L1022" class="LineNr">1022 </span> 49/decrement-ecx
<span id="L1023" class="LineNr">1023 </span> 49/decrement-ecx
<span id="L1024" class="LineNr">1024 </span> }
<span id="L1025" class="LineNr">1025 </span> <span class="subxComment"># pad zeroes</span>
<span id="L1026" class="LineNr">1026 </span> 31/xor %eax 0/r32/eax
<span id="L1027" class="LineNr">1027 </span> {
<span id="L1028" class="LineNr">1028 </span> 81 7/subop/compare %ecx 0/imm32
<span id="L1029" class="LineNr">1029 </span> 74/jump-if-= <span class="Constant">break</span>/disp8
<span id="L1030" class="LineNr">1030 </span> 66 ef/write-ax-into-port-dx
<span id="L1031" class="LineNr">1031 </span> 49/decrement-ecx
<span id="L1032" class="LineNr">1032 </span> 49/decrement-ecx
<span id="L1033" class="LineNr">1033 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L1034" class="LineNr">1034 </span> }
<span id="L1035" class="LineNr">1035 </span><span class="Constant">$store-sector:end</span>:
<span id="L1036" class="LineNr">1036 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L1037" class="LineNr">1037 </span> 5b/pop-to-ebx
<span id="L1038" class="LineNr">1038 </span> 5a/pop-to-edx
<span id="L1039" class="LineNr">1039 </span> 59/pop-to-ecx
<span id="L1040" class="LineNr">1040 </span> 58/pop-to-eax
<span id="L1041" class="LineNr">1041 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L1042" class="LineNr">1042 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L1043" class="LineNr">1043 </span> 5d/pop-to-ebp
<span id="L1044" class="LineNr">1044 </span> c3/return
<span id="L1045" class="LineNr">1045 </span>
<span id="L1046" class="Folded">1046 </span><span class="Folded">+--235 lines: # disk helpers ------------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L1281" class="LineNr">1281 </span>
<span id="L1282" class="LineNr">1282 </span><span class="subxComment">## Controlling a PS/2 mouse</span>
<span id="L1283" class="LineNr">1283 </span><span class="subxComment"># Uses no IRQs, just polling.</span>
<span id="L1284" class="LineNr">1284 </span><span class="subxComment"># Thanks Dave Long: <a href="https://github.com/jtauber/cleese/blob/master/necco/kernel/bochs/py8042.py">https://github.com/jtauber/cleese/blob/master/necco/kernel/bochs/py8042.py</a></span>
<span id="L1285" class="LineNr">1285 </span><span class="subxComment">#</span>
<span id="L1286" class="LineNr">1286 </span><span class="subxComment"># Resources:</span>
<span id="L1287" class="LineNr">1287 </span><span class="subxComment"># <a href="https://wiki.osdev.org/Mouse_Input">https://wiki.osdev.org/Mouse_Input</a></span>
<span id="L1288" class="LineNr">1288 </span>
<span id="L1289" class="LineNr">1289 </span><span class="subxComment"># results x/eax, y/ecx range from -256 to +255</span>
<span id="L1290" class="LineNr">1290 </span><span class="subxComment"># See <a href="https://wiki.osdev.org/index.php?title=Mouse_Input&amp;oldid=25663#Format_of_First_3_Packet_Bytes">https://wiki.osdev.org/index.php?title=Mouse_Input&amp;oldid=25663#Format_of_First_3_Packet_Bytes</a></span>
<span id="L1291" class="LineNr">1291 </span><span class="subxFunction">read-mouse-event</span>: <span class="subxComment"># -&gt; _/eax: int, _/ecx: int</span>
<span id="L1292" class="LineNr">1292 </span> <span class="subxS1Comment"># . prologue</span>
<span id="L1293" class="LineNr">1293 </span> 55/push-ebp
<span id="L1294" class="LineNr">1294 </span> 89/&lt;- %ebp 4/r32/esp
<span id="L1295" class="LineNr">1295 </span> <span class="subxS1Comment"># . save registers</span>
<span id="L1296" class="LineNr">1296 </span> 52/push-edx
<span id="L1297" class="LineNr">1297 </span> 53/push-ebx
<span id="L1298" class="LineNr">1298 </span> <span class="subxComment"># if no event, return 0, 0</span>
<span id="L1299" class="LineNr">1299 </span> b8/copy-to-eax 0/imm32
<span id="L1300" class="LineNr">1300 </span> b9/copy-to-ecx 0/imm32
<span id="L1301" class="LineNr">1301 </span> (<a href='boot.subx.html#L1358'>any-mouse-event?</a>) <span class="subxComment"># =&gt; eax</span>
<span id="L1302" class="LineNr">1302 </span> 3d/compare-eax-and 0/imm32/false
<span id="L1303" class="LineNr">1303 </span> 74/jump-if-= $read-mouse-event:end/disp8
<span id="L1304" class="LineNr">1304 </span> <span class="subxComment"># var f1/edx: byte = inb(0x60)</span>
<span id="L1305" class="LineNr">1305 </span> 31/xor %eax 0/r32/eax
<span id="L1306" class="LineNr">1306 </span> e4/read-port-into-al 0x60/imm8
<span id="L1307" class="LineNr">1307 </span> 89/&lt;- %edx 0/r32/eax
<span id="L1308" class="LineNr">1308 </span> (<a href='boot.subx.html#L1343'>wait-for-mouse-event</a>)
<span id="L1309" class="LineNr">1309 </span> <span class="subxComment"># var dx/ebx: byte = inb(0x60)</span>
<span id="L1310" class="LineNr">1310 </span> 31/xor %eax 0/r32/eax
<span id="L1311" class="LineNr">1311 </span> e4/read-port-into-al 0x60/imm8
<span id="L1312" class="LineNr">1312 </span> 89/&lt;- %ebx 0/r32/eax
<span id="L1313" class="LineNr">1313 </span> (<a href='boot.subx.html#L1343'>wait-for-mouse-event</a>)
<span id="L1314" class="LineNr">1314 </span> <span class="subxComment"># var dy/ecx: byte = inb(0x60)</span>
<span id="L1315" class="LineNr">1315 </span> 31/xor %eax 0/r32/eax
<span id="L1316" class="LineNr">1316 </span> e4/read-port-into-al 0x60/imm8
<span id="L1317" class="LineNr">1317 </span> 89/&lt;- %ecx 0/r32/eax
<span id="L1318" class="LineNr">1318 </span> <span class="subxComment"># eax = dx</span>
<span id="L1319" class="LineNr">1319 </span> 89/&lt;- %eax 3/r32/ebx
<span id="L1320" class="LineNr">1320 </span> <span class="subxComment"># if (f1 &amp; 0x10) dx = -dx</span>
<span id="L1321" class="LineNr">1321 </span> {
<span id="L1322" class="LineNr">1322 </span> f6 0/subop/test-bits %dl 0x10/imm8
<span id="L1323" class="LineNr">1323 </span> 74/jump-if-zero <span class="Constant">break</span>/disp8
<span id="L1324" class="LineNr">1324 </span> 0d/or-eax-with 0xffffff00/imm32
<span id="L1325" class="LineNr">1325 </span> }
<span id="L1326" class="LineNr">1326 </span> <span class="subxComment"># if (f1 &amp; 0x20) dy = -dy</span>
<span id="L1327" class="LineNr">1327 </span> {
<span id="L1328" class="LineNr">1328 </span> f6 0/subop/test-bits %dl 0x20/imm8
<span id="L1329" class="LineNr">1329 </span> 74/jump-if-zero <span class="Constant">break</span>/disp8
<span id="L1330" class="LineNr">1330 </span> 81 1/subop/or %ecx 0xffffff00/imm32
<span id="L1331" class="LineNr">1331 </span> }
<span id="L1332" class="LineNr">1332 </span><span class="Constant">$read-mouse-event:end</span>:
<span id="L1333" class="LineNr">1333 </span> <span class="subxS1Comment"># . restore registers</span>
<span id="L1334" class="LineNr">1334 </span> 5b/pop-to-ebx
<span id="L1335" class="LineNr">1335 </span> 5a/pop-to-edx
<span id="L1336" class="LineNr">1336 </span> <span class="subxS1Comment"># . epilogue</span>
<span id="L1337" class="LineNr">1337 </span> 89/&lt;- %esp 5/r32/ebp
<span id="L1338" class="LineNr">1338 </span> 5d/pop-to-ebp
<span id="L1339" class="LineNr">1339 </span> c3/return
<span id="L1340" class="LineNr">1340 </span>
<span id="L1341" class="Folded">1341 </span><span class="Folded">+--147 lines: # mouse helpers -----------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L1488" class="LineNr">1488 </span>
<span id="L1489" class="LineNr">1489 </span><span class="subxComment"># vim&#0058;ft=subx</span>
</pre>
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<a href='https://github.com/akkartik/mu/blob/main/ex1.mu'>https://github.com/akkartik/mu/blob/main/ex1.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr">1 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex1.mu.html#L1'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L2" class="LineNr">2 </span> <span class="PreProc">loop</span>
<span id="L3" class="LineNr">3 </span><span class="Delimiter">}</span>
</pre>
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<a href='https://github.com/akkartik/mu/blob/main/ex10.mu'>https://github.com/akkartik/mu/blob/main/ex10.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Demo of mouse, showing deltas in x and y position for every event.</span>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Demo of mouse support.</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment">#</span>
<span id="L3" class="LineNr"> 3 </span><span class="muComment"># To build a disk image:</span>
<span id="L4" class="LineNr"> 4 </span><span class="muComment"># ./translate ex10.mu # emits disk.img</span>
@ -69,12 +69,12 @@ if ('onhashchange' in window) {
<span id="L11" class="LineNr">11 </span><span class="muComment"># Values between -256 and +255 as you move the mouse over the window.</span>
<span id="L12" class="LineNr">12 </span><span class="muComment"># You might need to click on the window once.</span>
<span id="L13" class="LineNr">13 </span>
<span id="L14" class="LineNr">14 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex10.mu.html#L14'>main</a></span> <span class="Delimiter">{</span>
<span id="L14" class="LineNr">14 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex10.mu.html#L14'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L15" class="LineNr">15 </span> <span class="muComment"># repeatedly print out mouse driver results if non-zero</span>
<span id="L16" class="LineNr">16 </span> $main:event-loop: <span class="Delimiter">{</span>
<span id="L17" class="LineNr">17 </span> <span class="PreProc">var</span> dx/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L18" class="LineNr">18 </span> <span class="PreProc">var</span> dy/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L19" class="LineNr">19 </span> dx, dy <span class="Special">&lt;-</span> <a href='boot.subx.html#L1200'>read-mouse-event</a>
<span id="L19" class="LineNr">19 </span> dx, dy <span class="Special">&lt;-</span> <a href='boot.subx.html#L1291'>read-mouse-event</a>
<span id="L20" class="LineNr">20 </span> <span class="Delimiter">{</span>
<span id="L21" class="LineNr">21 </span> compare dx, <span class="Constant">0</span>
<span id="L22" class="LineNr">22 </span> <span class="PreProc">break-if-!=</span>
@ -85,15 +85,15 @@ if ('onhashchange' in window) {
<span id="L27" class="LineNr">27 </span> <span class="Delimiter">{</span>
<span id="L28" class="LineNr">28 </span> <span class="PreProc">var</span> dummy1/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L29" class="LineNr">29 </span> <span class="PreProc">var</span> dummy2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L30" class="LineNr">30 </span> dummy1, dummy2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L213'>draw-text-wrapping-right-then-down-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; &quot;</span>, <span class="Constant">0</span>/x, <span class="Constant">0x10</span>/y, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L30" class="LineNr">30 </span> dummy1, dummy2 <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L235'>draw-text-wrapping-right-then-down-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot; &quot;</span>, <span class="Constant">0</span>/x, <span class="Constant">0x10</span>/y, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L31" class="LineNr">31 </span> <span class="Delimiter">}</span>
<span id="L32" class="LineNr">32 </span> <span class="Delimiter">{</span>
<span id="L33" class="LineNr">33 </span> <span class="PreProc">var</span> dummy/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L34" class="LineNr">34 </span> dx, dummy <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L321'>draw-int32-decimal-wrapping-right-then-down-over-full-screen</a> <span class="Constant">0</span>/screen, dx, <span class="Constant">0</span>/x, <span class="Constant">0x10</span>/y, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L34" class="LineNr">34 </span> dx, dummy <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L343'>draw-int32-decimal-wrapping-right-then-down-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, dx, <span class="Constant">0</span>/x, <span class="Constant">0x10</span>/y, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L35" class="LineNr">35 </span> <span class="Delimiter">}</span>
<span id="L36" class="LineNr">36 </span> <span class="Delimiter">{</span>
<span id="L37" class="LineNr">37 </span> <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L38" class="LineNr">38 </span> dummy, dy <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L321'>draw-int32-decimal-wrapping-right-then-down-over-full-screen</a> <span class="Constant">0</span>/screen, dy, <span class="Constant">5</span>/x, <span class="Constant">0x10</span>/y, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L38" class="LineNr">38 </span> dummy, dy <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L343'>draw-int32-decimal-wrapping-right-then-down-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, dy, <span class="Constant">5</span>/x, <span class="Constant">0x10</span>/y, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L39" class="LineNr">39 </span> <span class="Delimiter">}</span>
<span id="L40" class="LineNr">40 </span> <span class="PreProc">loop</span>
<span id="L41" class="LineNr">41 </span> <span class="Delimiter">}</span>

2
html/ex2.mu.html generated
View File

@ -65,7 +65,7 @@ if ('onhashchange' in window) {
<span id="L7" class="LineNr"> 7 </span><span class="muComment"># Or:</span>
<span id="L8" class="LineNr"> 8 </span><span class="muComment"># bochs -f bochsrc # bochsrc loads disk.img</span>
<span id="L9" class="LineNr"> 9 </span>
<span id="L10" class="LineNr">10 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex2.mu.html#L10'>main</a></span> <span class="Delimiter">{</span>
<span id="L10" class="LineNr">10 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex2.mu.html#L10'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L11" class="LineNr">11 </span> <span class="PreProc">var</span> y/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L12" class="LineNr">12 </span> <span class="Delimiter">{</span>
<span id="L13" class="LineNr">13 </span> compare y, <span class="Constant">0x300</span>/screen-height=<span class="Constant">768</span>

4
html/ex3.mu.html generated
View File

@ -69,11 +69,11 @@ if ('onhashchange' in window) {
<span id="L11" class="LineNr">11 </span><span class="muComment"># Expected output: a new green pixel starting from the top left corner of the</span>
<span id="L12" class="LineNr">12 </span><span class="muComment"># screen every time you press a key (letter or digit)</span>
<span id="L13" class="LineNr">13 </span>
<span id="L14" class="LineNr">14 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex3.mu.html#L14'>main</a></span> <span class="Delimiter">{</span>
<span id="L14" class="LineNr">14 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex3.mu.html#L14'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L15" class="LineNr">15 </span> <span class="PreProc">var</span> x/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L16" class="LineNr">16 </span> <span class="PreProc">var</span> y/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L17" class="LineNr">17 </span> <span class="Delimiter">{</span>
<span id="L18" class="LineNr">18 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L9'>read-key</a> <span class="Constant">0</span>/keyboard
<span id="L18" class="LineNr">18 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L21'>read-key</a> keyboard
<span id="L19" class="LineNr">19 </span> compare key, <span class="Constant">0</span>
<span id="L20" class="LineNr">20 </span> <span class="PreProc">loop-if-=</span> <span class="muComment"># busy wait</span>
<span id="L21" class="LineNr">21 </span> <a href='101screen.subx.html#L8'>pixel-on-real-screen</a> x, y, <span class="Constant">0x31</span>/green

4
html/ex4.mu.html generated
View File

@ -66,8 +66,8 @@ if ('onhashchange' in window) {
<span id="L9" class="LineNr"> 9 </span><span class="muComment">#</span>
<span id="L10" class="LineNr">10 </span><span class="muComment"># Expected output: letter 'A' in green near the top-left corner of screen</span>
<span id="L11" class="LineNr">11 </span>
<span id="L12" class="LineNr">12 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex4.mu.html#L12'>main</a></span> <span class="Delimiter">{</span>
<span id="L13" class="LineNr">13 </span> draw-codepoint <span class="Constant">0</span>/screen, <span class="Constant">0x41</span>/A, <span class="Constant">2</span>/row, <span class="Constant">1</span>/col, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L12" class="LineNr">12 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex4.mu.html#L12'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L13" class="LineNr">13 </span> <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x41</span>/A, <span class="Constant">2</span>/row, <span class="Constant">1</span>/col, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L14" class="LineNr">14 </span><span class="Delimiter">}</span>
</pre>
</body>

6
html/ex5.mu.html generated
View File

@ -68,9 +68,9 @@ if ('onhashchange' in window) {
<span id="L10" class="LineNr">10 </span><span class="muComment">#</span>
<span id="L11" class="LineNr">11 </span><span class="muComment"># Expected output: text in green near the top-left corner of screen</span>
<span id="L12" class="LineNr">12 </span>
<span id="L13" class="LineNr">13 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex5.mu.html#L13'>main</a></span> <span class="Delimiter">{</span>
<span id="L14" class="LineNr">14 </span> <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;hello from baremetal Mu!&quot;</span>, <span class="Constant">0x10</span>/x, <span class="Constant">0x400</span>/xmax, <span class="Constant">0x10</span>/y, <span class="Constant">0xa</span>/color
<span id="L15" class="LineNr">15 </span> dummy <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;you shouldn't see this&quot;</span>, <span class="Constant">0x10</span>/x, <span class="Constant">0xa0</span>/xmax, <span class="Constant">0x30</span>/y, <span class="Constant">0x3</span>/color <span class="muComment"># xmax is too narrow</span>
<span id="L13" class="LineNr">13 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex5.mu.html#L13'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L14" class="LineNr">14 </span> <span class="PreProc">var</span> dummy/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;hello from baremetal Mu!&quot;</span>, <span class="Constant">0x10</span>/x, <span class="Constant">0x400</span>/xmax, <span class="Constant">0x10</span>/y, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L15" class="LineNr">15 </span> dummy <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;you shouldn't see this&quot;</span>, <span class="Constant">0x10</span>/x, <span class="Constant">0xa0</span>/xmax, <span class="Constant">0x30</span>/y, <span class="Constant">3</span>/fg, <span class="Constant">0</span>/bg <span class="muComment"># xmax is too narrow</span>
<span id="L16" class="LineNr">16 </span><span class="Delimiter">}</span>
</pre>
</body>

22
html/ex6.mu.html generated
View File

@ -67,26 +67,26 @@ if ('onhashchange' in window) {
<span id="L9" class="LineNr"> 9 </span><span class="muComment">#</span>
<span id="L10" class="LineNr">10 </span><span class="muComment"># Expected output: a box and text that doesn't overflow it</span>
<span id="L11" class="LineNr">11 </span>
<span id="L12" class="LineNr">12 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex6.mu.html#L12'>main</a></span> <span class="Delimiter">{</span>
<span id="L12" class="LineNr">12 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex6.mu.html#L12'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L13" class="LineNr">13 </span> <span class="muComment"># drawing text within a bounding box</span>
<span id="L14" class="LineNr">14 </span> <a href='503manhattan-line.mu.html#L1'>draw-box-on-real-screen</a> <span class="Constant">0xf</span>, <span class="Constant">0x1f</span>, <span class="Constant">0x79</span>, <span class="Constant">0x51</span>, <span class="Constant">0x4</span>
<span id="L15" class="LineNr">15 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0x20</span>
<span id="L16" class="LineNr">16 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0x20</span>
<span id="L17" class="LineNr">17 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;hello &quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/color
<span id="L18" class="LineNr">18 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;from &quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/color
<span id="L19" class="LineNr">19 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;baremetal &quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/color
<span id="L20" class="LineNr">20 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;Mu!&quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/color
<span id="L17" class="LineNr">17 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;hello &quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L18" class="LineNr">18 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;from &quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L19" class="LineNr">19 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;baremetal &quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L20" class="LineNr">20 </span> x, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;Mu!&quot;</span>, <span class="Constant">0x10</span>/xmin, <span class="Constant">0x20</span>/ymin, <span class="Constant">0x78</span>/xmax, <span class="Constant">0x50</span>/ymax, x, y, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L21" class="LineNr">21 </span>
<span id="L22" class="LineNr">22 </span> <span class="muComment"># drawing at the cursor in multiple directions</span>
<span id="L23" class="LineNr">23 </span> <a href='501draw-text.mu.html#L450'>draw-text-wrapping-down-then-right-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">0xa</span>
<span id="L24" class="LineNr">24 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;def&quot;</span>, <span class="Constant">0xa</span>
<span id="L23" class="LineNr">23 </span> <a href='501draw-text.mu.html#L472'>draw-text-wrapping-down-then-right-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L24" class="LineNr">24 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;def&quot;</span>, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L25" class="LineNr">25 </span>
<span id="L26" class="LineNr">26 </span> <span class="muComment"># test drawing near the edge</span>
<span id="L27" class="LineNr">27 </span> x <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;R&quot;</span>, <span class="Constant">0x3f8</span>/x, <span class="Constant">0x400</span>/xmax=screen-width, <span class="Constant">0x100</span>/y, <span class="Constant">0xa</span>/color
<span id="L28" class="LineNr">28 </span> <a href='501draw-text.mu.html#L236'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;wrapped from R&quot;</span>, <span class="Constant">0xa</span>
<span id="L27" class="LineNr">27 </span> x <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;R&quot;</span>, <span class="Constant">0x7f</span>/x, <span class="Constant">0x80</span>/xmax=screen-width, <span class="Constant">0x18</span>/y, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L28" class="LineNr">28 </span> <a href='501draw-text.mu.html#L258'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;wrapped from R&quot;</span>, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L29" class="LineNr">29 </span>
<span id="L30" class="LineNr">30 </span> x <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L356'>draw-text-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;D&quot;</span>, <span class="Constant">0x100</span>/x, <span class="Constant">0x2f0</span>/y, <span class="Constant">0x300</span>/ymax=screen-height, <span class="Constant">0xa</span>/color
<span id="L31" class="LineNr">31 </span> <a href='501draw-text.mu.html#L450'>draw-text-wrapping-down-then-right-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;wrapped from D&quot;</span>, <span class="Constant">0xa</span>
<span id="L30" class="LineNr">30 </span> x <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L378'>draw-text-downward</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;D&quot;</span>, <span class="Constant">0x20</span>/x, <span class="Constant">0x2f</span>/y, <span class="Constant">0x30</span>/ymax=screen-height, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L31" class="LineNr">31 </span> <a href='501draw-text.mu.html#L472'>draw-text-wrapping-down-then-right-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;wrapped from D&quot;</span>, <span class="Constant">0xa</span>/fg, <span class="Constant">0</span>/bg
<span id="L32" class="LineNr">32 </span><span class="Delimiter">}</span>
</pre>
</body>

16
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@ -68,35 +68,35 @@ if ('onhashchange' in window) {
<span id="L10" class="LineNr">10 </span><span class="muComment"># Expected output: an interactive game a bit like &quot;snakes&quot;. Try pressing h, j,</span>
<span id="L11" class="LineNr">11 </span><span class="muComment"># k, l.</span>
<span id="L12" class="LineNr">12 </span>
<span id="L13" class="LineNr">13 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex7.mu.html#L13'>main</a></span> <span class="Delimiter">{</span>
<span id="L13" class="LineNr">13 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex7.mu.html#L13'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L14" class="LineNr">14 </span> <span class="PreProc">var</span> space/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x20</span>
<span id="L15" class="LineNr">15 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L15" class="LineNr">15 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">0</span>
<span id="L16" class="LineNr">16 </span> <span class="Delimiter">{</span>
<span id="L17" class="LineNr">17 </span> <a href='500text-screen.mu.html#L180'>draw-cursor</a> <span class="Constant">0</span>/screen, space
<span id="L18" class="LineNr">18 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L9'>read-key</a> <span class="Constant">0</span>/keyboard
<span id="L17" class="LineNr">17 </span> <a href='500text-screen.mu.html#L180'>draw-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, space
<span id="L18" class="LineNr">18 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L21'>read-key</a> keyboard
<span id="L19" class="LineNr">19 </span> <span class="Delimiter">{</span>
<span id="L20" class="LineNr">20 </span> compare key, <span class="Constant">0x68</span>/h
<span id="L21" class="LineNr">21 </span> <span class="PreProc">break-if-!=</span>
<span id="L22" class="LineNr">22 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <span class="Constant">0</span>/screen, <span class="Constant">0x2d</span>/dash, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L22" class="LineNr">22 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x2d</span>/dash, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L23" class="LineNr">23 </span> <a href='501draw-text.mu.html#L3'>move-cursor-left</a> <span class="Constant">0</span>
<span id="L24" class="LineNr">24 </span> <span class="Delimiter">}</span>
<span id="L25" class="LineNr">25 </span> <span class="Delimiter">{</span>
<span id="L26" class="LineNr">26 </span> compare key, <span class="Constant">0x6a</span>/j
<span id="L27" class="LineNr">27 </span> <span class="PreProc">break-if-!=</span>
<span id="L28" class="LineNr">28 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <span class="Constant">0</span>/screen, <span class="Constant">0x7c</span>/vertical-bar, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L28" class="LineNr">28 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x7c</span>/vertical-bar, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L29" class="LineNr">29 </span> <a href='501draw-text.mu.html#L47'>move-cursor-down</a> <span class="Constant">0</span>
<span id="L30" class="LineNr">30 </span> <span class="Delimiter">}</span>
<span id="L31" class="LineNr">31 </span> <span class="Delimiter">{</span>
<span id="L32" class="LineNr">32 </span> compare key, <span class="Constant">0x6b</span>/k
<span id="L33" class="LineNr">33 </span> <span class="PreProc">break-if-!=</span>
<span id="L34" class="LineNr">34 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <span class="Constant">0</span>/screen, <span class="Constant">0x7c</span>/vertical-bar, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L34" class="LineNr">34 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x7c</span>/vertical-bar, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L35" class="LineNr">35 </span> <a href='501draw-text.mu.html#L34'>move-cursor-up</a> <span class="Constant">0</span>
<span id="L36" class="LineNr">36 </span> <span class="Delimiter">}</span>
<span id="L37" class="LineNr">37 </span> <span class="Delimiter">{</span>
<span id="L38" class="LineNr">38 </span> compare key, <span class="Constant">0x6c</span>/l
<span id="L39" class="LineNr">39 </span> <span class="PreProc">break-if-!=</span>
<span id="L40" class="LineNr">40 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: code-point <span class="Special">&lt;-</span> copy <span class="Constant">0x2d</span>/dash
<span id="L41" class="LineNr">41 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <span class="Constant">0</span>/screen, <span class="Constant">0x2d</span>/dash, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L41" class="LineNr">41 </span> <a href='501draw-text.mu.html#L92'>draw-code-point-at-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x2d</span>/dash, <span class="Constant">0x31</span>/fg, <span class="Constant">0</span>/bg
<span id="L42" class="LineNr">42 </span> <a href='501draw-text.mu.html#L16'>move-cursor-right</a> <span class="Constant">0</span>
<span id="L43" class="LineNr">43 </span> <span class="Delimiter">}</span>
<span id="L44" class="LineNr">44 </span> <span class="PreProc">loop</span>

4
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@ -56,7 +56,7 @@ if ('onhashchange' in window) {
<body onload='JumpToLine();'>
<a href='https://github.com/akkartik/mu/blob/main/ex8.mu'>https://github.com/akkartik/mu/blob/main/ex8.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Demo of floating-point</span>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Demo of floating-point support.</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment">#</span>
<span id="L3" class="LineNr"> 3 </span><span class="muComment"># To build a disk image:</span>
<span id="L4" class="LineNr"> 4 </span><span class="muComment"># ./translate ex8.mu # emits disk.img</span>
@ -64,7 +64,7 @@ if ('onhashchange' in window) {
<span id="L6" class="LineNr"> 6 </span><span class="muComment"># bochs -f bochsrc # bochsrc loads disk.img</span>
<span id="L7" class="LineNr"> 7 </span><span class="muComment"># Set a breakpoint at 0x7c00 and start stepping.</span>
<span id="L8" class="LineNr"> 8 </span>
<span id="L9" class="LineNr"> 9 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex8.mu.html#L9'>main</a></span> <span class="Delimiter">{</span>
<span id="L9" class="LineNr"> 9 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex8.mu.html#L9'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L10" class="LineNr">10 </span> <span class="PreProc">var</span> n/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L11" class="LineNr">11 </span> <span class="PreProc">var</span> result/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> convert n
<span id="L12" class="LineNr">12 </span><span class="Delimiter">}</span>

6
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@ -73,17 +73,17 @@ if ('onhashchange' in window) {
<span id="L15" class="LineNr">15 </span><span class="muComment"># 6. Notice that the data disk now contains the word count of the original text.</span>
<span id="L16" class="LineNr">16 </span><span class="muComment"># xxd data.img |head</span>
<span id="L17" class="LineNr">17 </span>
<span id="L18" class="LineNr">18 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex9.mu.html#L18'>main</a></span> <span class="Delimiter">{</span>
<span id="L18" class="LineNr">18 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex9.mu.html#L18'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L19" class="LineNr">19 </span> <span class="PreProc">var</span> text-storage: (stream byte <span class="Constant">0x200</span>)
<span id="L20" class="LineNr">20 </span> <span class="PreProc">var</span> text/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address text-storage
<span id="L21" class="LineNr">21 </span> <a href='boot.subx.html#L817'>load-first-sector-from-primary-bus-secondary-drive</a> text
<span id="L21" class="LineNr">21 </span> <a href='boot.subx.html#L910'>load-sector</a> data-disk, <span class="Constant">0</span>/lba, text
<span id="L22" class="LineNr">22 </span>
<span id="L23" class="LineNr">23 </span> <span class="PreProc">var</span> <a href='ex9.mu.html#L31'>word-count</a>/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='ex9.mu.html#L31'>word-count</a> text
<span id="L24" class="LineNr">24 </span>
<span id="L25" class="LineNr">25 </span> <span class="PreProc">var</span> result-storage: (stream byte <span class="Constant">0x10</span>)
<span id="L26" class="LineNr">26 </span> <span class="PreProc">var</span> result/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address result-storage
<span id="L27" class="LineNr">27 </span> <a href='126write-int-decimal.subx.html#L8'>write-int32-decimal</a> result, <a href='ex9.mu.html#L31'>word-count</a>
<span id="L28" class="LineNr">28 </span> <a href='boot.subx.html#L864'>store-first-sector-to-primary-bus-secondary-drive</a> result
<span id="L28" class="LineNr">28 </span> <a href='boot.subx.html#L959'>store-sector</a> data-disk, <span class="Constant">0</span>/lba, result
<span id="L29" class="LineNr">29 </span><span class="Delimiter">}</span>
<span id="L30" class="LineNr">30 </span>
<span id="L31" class="LineNr">31 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex9.mu.html#L31'>word-count</a></span> in: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>

4
html/life.mu.html generated
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@ -270,7 +270,7 @@ if ('onhashchange' in window) {
<span id="L211" class="LineNr">211 </span> <span class="Delimiter">}</span>
<span id="L212" class="LineNr">212 </span><span class="Delimiter">}</span>
<span id="L213" class="LineNr">213 </span>
<span id="L214" class="LineNr">214 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='life.mu.html#L214'>main</a></span> <span class="Delimiter">{</span>
<span id="L214" class="LineNr">214 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='life.mu.html#L214'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L215" class="LineNr">215 </span><span class="CommentedCode">#? # allocate on the stack</span>
<span id="L216" class="LineNr">216 </span><span class="CommentedCode">#? var grid1-storage: (array boolean 0xc000) # width * height</span>
<span id="L217" class="LineNr">217 </span><span class="CommentedCode">#? var grid1/esi: (addr array boolean) &lt;- address grid1-storage</span>
@ -296,7 +296,7 @@ if ('onhashchange' in window) {
<span id="L237" class="LineNr">237 </span> <span class="muComment"># render grid1</span>
<span id="L238" class="LineNr">238 </span> <a href='life.mu.html#L186'>render</a> grid1
<span id="L239" class="LineNr">239 </span> <span class="Delimiter">{</span>
<span id="L240" class="LineNr">240 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L9'>read-key</a> <span class="Constant">0</span>/keyboard
<span id="L240" class="LineNr">240 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L21'>read-key</a> keyboard
<span id="L241" class="LineNr">241 </span> compare key, <span class="Constant">0</span>
<span id="L242" class="LineNr">242 </span><span class="CommentedCode">#? loop-if-= # press key to step</span>
<span id="L243" class="LineNr">243 </span> <span class="PreProc">break-if-!=</span> <span class="muComment"># press key to quit # comment this out to run under bochs; I'm not sure why there's a newline in the keyboard buffer</span>

52
html/mu-init.subx.html generated
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@ -18,6 +18,7 @@ a { color:inherit; }
.LineNr { }
.SpecialChar { color: #d70000; }
.Constant { color: #008787; }
.CommentedCode { color: #8a8a8a; }
-->
</style>
@ -57,31 +58,34 @@ if ('onhashchange' in window) {
<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span>
<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># See translate for how this file is used.</span>
<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#</span>
<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># Mu programs start at a function called 'main' without inouts or outputs.</span>
<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># All tests must pass first (the &quot;power-on unit test&quot;).</span>
<span id="L7" class="LineNr"> 7 </span>
<span id="L8" class="LineNr"> 8 </span>== code
<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># Mu programs start at a function called 'main' with this signature:</span>
<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># fn main screen: (addr screen), keyboard: (addr keyboard), data-disk: (addr disk)</span>
<span id="L7" class="LineNr"> 7 </span><span class="subxComment">#</span>
<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># All tests must pass first (the &quot;power-on unit test&quot;).</span>
<span id="L9" class="LineNr"> 9 </span>
<span id="L10" class="LineNr">10 </span><span class="SpecialChar">Entry</span>:
<span id="L11" class="LineNr">11 </span> <span class="subxComment"># initialize stack</span>
<span id="L12" class="LineNr">12 </span> bd/copy-to-ebp 0/imm32
<span id="L13" class="LineNr">13 </span> <span class="subxComment"># always first run tests</span>
<span id="L14" class="LineNr">14 </span> (run-tests)
<span id="L15" class="LineNr">15 </span> (<a href='104test.subx.html#L17'>num-test-failures</a>) <span class="subxComment"># =&gt; eax</span>
<span id="L16" class="LineNr">16 </span> <span class="subxComment"># call main if tests all passed</span>
<span id="L17" class="LineNr">17 </span> {
<span id="L18" class="LineNr">18 </span> 3d/compare-eax-and 0/imm32
<span id="L19" class="LineNr">19 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L20" class="LineNr">20 </span> (<a href='500text-screen.mu.html#L226'>clear-real-screen</a>)
<span id="L21" class="LineNr">21 </span> c7 0/subop/copy *<span class="SpecialChar"><a href='103grapheme.subx.html#L170'>Real-screen-cursor-x</a></span> 0/imm32
<span id="L22" class="LineNr">22 </span> c7 0/subop/copy *<span class="SpecialChar"><a href='103grapheme.subx.html#L172'>Real-screen-cursor-y</a></span> 0/imm32
<span id="L23" class="LineNr">23 </span> (main)
<span id="L24" class="LineNr">24 </span> }
<span id="L25" class="LineNr">25 </span>
<span id="L26" class="LineNr">26 </span> <span class="subxComment"># hang indefinitely</span>
<span id="L27" class="LineNr">27 </span> {
<span id="L28" class="LineNr">28 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L29" class="LineNr">29 </span> }
<span id="L10" class="LineNr">10 </span>== code
<span id="L11" class="LineNr">11 </span>
<span id="L12" class="LineNr">12 </span><span class="SpecialChar">Entry</span>:
<span id="L13" class="LineNr">13 </span> <span class="subxComment"># initialize stack</span>
<span id="L14" class="LineNr">14 </span> bd/copy-to-ebp 0/imm32
<span id="L15" class="LineNr">15 </span><span class="CommentedCode">#? (main 0 0 Primary-bus-secondary-drive)</span>
<span id="L16" class="LineNr">16 </span> <span class="subxComment"># always first run tests</span>
<span id="L17" class="LineNr">17 </span> (run-tests)
<span id="L18" class="LineNr">18 </span> (<a href='104test.subx.html#L17'>num-test-failures</a>) <span class="subxComment"># =&gt; eax</span>
<span id="L19" class="LineNr">19 </span> <span class="subxComment"># call main if tests all passed</span>
<span id="L20" class="LineNr">20 </span> {
<span id="L21" class="LineNr">21 </span> 3d/compare-eax-and 0/imm32
<span id="L22" class="LineNr">22 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8
<span id="L23" class="LineNr">23 </span> (<a href='500text-screen.mu.html#L285'>clear-real-screen</a>)
<span id="L24" class="LineNr">24 </span> c7 0/subop/copy *<span class="SpecialChar"><a href='103grapheme.subx.html#L170'>Real-screen-cursor-x</a></span> 0/imm32
<span id="L25" class="LineNr">25 </span> c7 0/subop/copy *<span class="SpecialChar"><a href='103grapheme.subx.html#L172'>Real-screen-cursor-y</a></span> 0/imm32
<span id="L26" class="LineNr">26 </span> (main 0 0 <span class="SpecialChar"><a href='boot.subx.html#L884'>Primary-bus-secondary-drive</a></span>)
<span id="L27" class="LineNr">27 </span> }
<span id="L28" class="LineNr">28 </span>
<span id="L29" class="LineNr">29 </span> <span class="subxComment"># hang indefinitely</span>
<span id="L30" class="LineNr">30 </span> {
<span id="L31" class="LineNr">31 </span> eb/jump <span class="Constant">loop</span>/disp8
<span id="L32" class="LineNr">32 </span> }
</pre>
</body>
</html>

16
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@ -73,7 +73,7 @@ if ('onhashchange' in window) {
<span id="L15" class="LineNr"> 15 </span><span class="muComment">#</span>
<span id="L16" class="LineNr"> 16 </span><span class="muComment"># Error handling is non-existent. This is just a prototype.</span>
<span id="L17" class="LineNr"> 17 </span>
<span id="L18" class="LineNr"> 18 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='rpn.mu.html#L18'>main</a></span> <span class="Delimiter">{</span>
<span id="L18" class="LineNr"> 18 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='rpn.mu.html#L18'>main</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L19" class="LineNr"> 19 </span> <span class="PreProc">var</span> in-storage: (stream byte <span class="Constant">0x80</span>)
<span id="L20" class="LineNr"> 20 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address in-storage
<span id="L21" class="LineNr"> 21 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
@ -81,13 +81,13 @@ if ('onhashchange' in window) {
<span id="L23" class="LineNr"> 23 </span> <span class="muComment"># read-eval-print loop</span>
<span id="L24" class="LineNr"> 24 </span> <span class="Delimiter">{</span>
<span id="L25" class="LineNr"> 25 </span> <span class="muComment"># print prompt</span>
<span id="L26" class="LineNr"> 26 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;&gt; &quot;</span>, <span class="Constant">0</span>/x, <span class="Constant">0x80</span>/xmax, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L27" class="LineNr"> 27 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <span class="Constant">0</span>/screen, x, y
<span id="L26" class="LineNr"> 26 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L100'>draw-text-rightward</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;&gt; &quot;</span>, <span class="Constant">0</span>/x, <span class="Constant">0x80</span>/xmax, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
<span id="L27" class="LineNr"> 27 </span> <a href='500text-screen.mu.html#L133'>set-cursor-position</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
<span id="L28" class="LineNr"> 28 </span> <span class="muComment"># read line from keyboard</span>
<span id="L29" class="LineNr"> 29 </span> <a href='106stream.subx.html#L20'>clear-stream</a> in
<span id="L30" class="LineNr"> 30 </span> <span class="Delimiter">{</span>
<span id="L31" class="LineNr"> 31 </span> <a href='500text-screen.mu.html#L180'>draw-cursor</a> <span class="Constant">0</span>/screen, space
<span id="L32" class="LineNr"> 32 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L9'>read-key</a> <span class="Constant">0</span>/keyboard
<span id="L31" class="LineNr"> 31 </span> <a href='500text-screen.mu.html#L180'>draw-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, space
<span id="L32" class="LineNr"> 32 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='102keyboard.subx.html#L21'>read-key</a> keyboard
<span id="L33" class="LineNr"> 33 </span> compare key, <span class="Constant">0xa</span>/newline
<span id="L34" class="LineNr"> 34 </span> <span class="PreProc">break-if-=</span>
<span id="L35" class="LineNr"> 35 </span> compare key, <span class="Constant">0</span>
@ -95,17 +95,17 @@ if ('onhashchange' in window) {
<span id="L37" class="LineNr"> 37 </span> <span class="PreProc">var</span> key2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy key
<span id="L38" class="LineNr"> 38 </span> <a href='115write-byte.subx.html#L12'>append-byte</a> in, key2
<span id="L39" class="LineNr"> 39 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy key2
<span id="L40" class="LineNr"> 40 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, g, <span class="Constant">0xf</span>/fg, <span class="Constant">0</span>/bg
<span id="L40" class="LineNr"> 40 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, g, <span class="Constant">0xf</span>/fg, <span class="Constant">0</span>/bg
<span id="L41" class="LineNr"> 41 </span> <a href='501draw-text.mu.html#L16'>move-cursor-right</a> <span class="Constant">0</span>
<span id="L42" class="LineNr"> 42 </span> <span class="PreProc">loop</span>
<span id="L43" class="LineNr"> 43 </span> <span class="Delimiter">}</span>
<span id="L44" class="LineNr"> 44 </span> <span class="muComment"># clear cursor</span>
<span id="L45" class="LineNr"> 45 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, space, <span class="Constant">3</span>/fg/never-used, <span class="Constant">0</span>/bg
<span id="L45" class="LineNr"> 45 </span> <a href='501draw-text.mu.html#L84'>draw-grapheme-at-cursor</a> <a href='500text-screen.mu.html#L9'>screen</a>, space, <span class="Constant">3</span>/fg/never-used, <span class="Constant">0</span>/bg
<span id="L46" class="LineNr"> 46 </span> <span class="muComment"># parse and eval</span>
<span id="L47" class="LineNr"> 47 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='rpn.mu.html#L63'>simplify</a> in
<span id="L48" class="LineNr"> 48 </span> <span class="muComment"># print</span>
<span id="L49" class="LineNr"> 49 </span> y <span class="Special">&lt;-</span> increment
<span id="L50" class="LineNr"> 50 </span> out, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L297'>draw-int32-decimal-wrapping-right-then-down</a> <span class="Constant">0</span>/screen, out, <span class="Constant">0</span>/xmin, y, <span class="Constant">0x80</span>/xmax, <span class="Constant">0x30</span>/ymax, <span class="Constant">0</span>/x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
<span id="L50" class="LineNr"> 50 </span> out, y <span class="Special">&lt;-</span> <a href='501draw-text.mu.html#L319'>draw-int32-decimal-wrapping-right-then-down</a> <a href='500text-screen.mu.html#L9'>screen</a>, out, <span class="Constant">0</span>/xmin, y, <span class="Constant">0x80</span>/xmax, <span class="Constant">0x30</span>/ymax, <span class="Constant">0</span>/x, y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
<span id="L51" class="LineNr"> 51 </span> <span class="muComment"># newline</span>
<span id="L52" class="LineNr"> 52 </span> y <span class="Special">&lt;-</span> increment
<span id="L53" class="LineNr"> 53 </span> <span class="muComment">#</span>

278
html/shell/cell.mu.html generated
View File

@ -64,110 +64,192 @@ if ('onhashchange' in window) {
<span id="L6" class="LineNr"> 6 </span> <span class="muComment"># type 1: number</span>
<span id="L7" class="LineNr"> 7 </span> number-data: float
<span id="L8" class="LineNr"> 8 </span> <span class="muComment"># type 2: symbol</span>
<span id="L9" class="LineNr"> 9 </span> <span class="muComment"># type 3: string</span>
<span id="L9" class="LineNr"> 9 </span> <span class="muComment"># type 3: stream</span>
<span id="L10" class="LineNr"> 10 </span> text-data: (handle stream byte)
<span id="L11" class="LineNr"> 11 </span> <span class="muComment"># type 4: primitive function</span>
<span id="L12" class="LineNr"> 12 </span> index-data: int
<span id="L13" class="LineNr"> 13 </span> <span class="muComment"># TODO: array, (associative) table, stream</span>
<span id="L14" class="LineNr"> 14 </span><span class="Delimiter">}</span>
<span id="L15" class="LineNr"> 15 </span>
<span id="L16" class="LineNr"> 16 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L16'>allocate-symbol</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L17" class="LineNr"> 17 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L18" class="LineNr"> 18 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L19" class="LineNr"> 19 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L20" class="LineNr"> 20 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L21" class="LineNr"> 21 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">2</span>/symbol
<span id="L22" class="LineNr"> 22 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get out-addr, text-data
<span id="L23" class="LineNr"> 23 </span> populate-stream dest-ah, <span class="Constant">0x40</span>/max-symbol-size
<span id="L24" class="LineNr"> 24 </span><span class="Delimiter">}</span>
<span id="L25" class="LineNr"> 25 </span>
<span id="L26" class="LineNr"> 26 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L26'>initialize-symbol</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), val: (addr array byte) <span class="Delimiter">{</span>
<span id="L27" class="LineNr"> 27 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L28" class="LineNr"> 28 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L29" class="LineNr"> 29 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get out-addr, text-data
<span id="L30" class="LineNr"> 30 </span> <span class="PreProc">var</span> dest/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *dest-ah
<span id="L31" class="LineNr"> 31 </span> <a href='../108write.subx.html#L11'>write</a> dest, val
<span id="L32" class="LineNr"> 32 </span><span class="Delimiter">}</span>
<span id="L33" class="LineNr"> 33 </span>
<span id="L34" class="LineNr"> 34 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L34'>new-symbol</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), val: (addr array byte) <span class="Delimiter">{</span>
<span id="L35" class="LineNr"> 35 </span> <a href='cell.mu.html#L16'>allocate-symbol</a> out
<span id="L36" class="LineNr"> 36 </span> <a href='cell.mu.html#L26'>initialize-symbol</a> out, val
<span id="L37" class="LineNr"> 37 </span><span class="Delimiter">}</span>
<span id="L38" class="LineNr"> 38 </span>
<span id="L39" class="LineNr"> 39 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L39'>allocate-number</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L40" class="LineNr"> 40 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L41" class="LineNr"> 41 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L42" class="LineNr"> 42 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L43" class="LineNr"> 43 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L44" class="LineNr"> 44 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">1</span>/number
<span id="L45" class="LineNr"> 45 </span><span class="Delimiter">}</span>
<span id="L46" class="LineNr"> 46 </span>
<span id="L47" class="LineNr"> 47 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L47'>initialize-integer</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L48" class="LineNr"> 48 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L49" class="LineNr"> 49 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L50" class="LineNr"> 50 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get out-addr, number-data
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">var</span> src/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> convert n
<span id="L52" class="LineNr"> 52 </span> copy-to *dest-addr, src
<span id="L53" class="LineNr"> 53 </span><span class="Delimiter">}</span>
<span id="L54" class="LineNr"> 54 </span>
<span id="L55" class="LineNr"> 55 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L55'>new-integer</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L56" class="LineNr"> 56 </span> <a href='cell.mu.html#L39'>allocate-number</a> out
<span id="L57" class="LineNr"> 57 </span> <a href='cell.mu.html#L47'>initialize-integer</a> out, n
<span id="L58" class="LineNr"> 58 </span><span class="Delimiter">}</span>
<span id="L59" class="LineNr"> 59 </span>
<span id="L60" class="LineNr"> 60 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L60'>initialize-float</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: float <span class="Delimiter">{</span>
<span id="L61" class="LineNr"> 61 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L62" class="LineNr"> 62 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L63" class="LineNr"> 63 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get out-addr, number-data
<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">var</span> src/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy n
<span id="L65" class="LineNr"> 65 </span> copy-to *dest-ah, src
<span id="L66" class="LineNr"> 66 </span><span class="Delimiter">}</span>
<span id="L67" class="LineNr"> 67 </span>
<span id="L68" class="LineNr"> 68 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L68'>new-float</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: float <span class="Delimiter">{</span>
<span id="L69" class="LineNr"> 69 </span> <a href='cell.mu.html#L39'>allocate-number</a> out
<span id="L70" class="LineNr"> 70 </span> <a href='cell.mu.html#L60'>initialize-float</a> out, n
<span id="L71" class="LineNr"> 71 </span><span class="Delimiter">}</span>
<span id="L72" class="LineNr"> 72 </span>
<span id="L73" class="LineNr"> 73 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L73'>allocate-pair</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L74" class="LineNr"> 74 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L75" class="LineNr"> 75 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L76" class="LineNr"> 76 </span> <span class="muComment"># new cells have type pair by default</span>
<span id="L77" class="LineNr"> 77 </span><span class="Delimiter">}</span>
<span id="L78" class="LineNr"> 78 </span>
<span id="L79" class="LineNr"> 79 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L79'>initialize-pair</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), left: (handle <a href='cell.mu.html#L1'>cell</a>), right: (handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L80" class="LineNr"> 80 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L82" class="LineNr"> 82 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get out-addr, left
<span id="L83" class="LineNr"> 83 </span> <a href='../120allocate.subx.html#L455'>copy-handle</a> left, dest-ah
<span id="L84" class="LineNr"> 84 </span> dest-ah <span class="Special">&lt;-</span> get out-addr, right
<span id="L85" class="LineNr"> 85 </span> <a href='../120allocate.subx.html#L455'>copy-handle</a> right, dest-ah
<span id="L86" class="LineNr"> 86 </span><span class="Delimiter">}</span>
<span id="L87" class="LineNr"> 87 </span>
<span id="L88" class="LineNr"> 88 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L88'>new-pair</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), left: (handle <a href='cell.mu.html#L1'>cell</a>), right: (handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L89" class="LineNr"> 89 </span> <a href='cell.mu.html#L73'>allocate-pair</a> out
<span id="L90" class="LineNr"> 90 </span> <a href='cell.mu.html#L79'>initialize-pair</a> out, left, right
<span id="L13" class="LineNr"> 13 </span> <span class="muComment"># type 5: screen</span>
<span id="L14" class="LineNr"> 14 </span> screen-data: (handle <a href='../500text-screen.mu.html#L9'>screen</a>)
<span id="L15" class="LineNr"> 15 </span> <span class="muComment"># type 6: keyboard</span>
<span id="L16" class="LineNr"> 16 </span> keyboard-data: (handle <a href='gap-buffer.mu.html#L3'>gap-buffer</a>)
<span id="L17" class="LineNr"> 17 </span> <span class="muComment"># TODO: array, (associative) table</span>
<span id="L18" class="LineNr"> 18 </span><span class="Delimiter">}</span>
<span id="L19" class="LineNr"> 19 </span>
<span id="L20" class="LineNr"> 20 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L20'>allocate-symbol</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L21" class="LineNr"> 21 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L22" class="LineNr"> 22 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L23" class="LineNr"> 23 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L25" class="LineNr"> 25 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">2</span>/symbol
<span id="L26" class="LineNr"> 26 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get out-addr, text-data
<span id="L27" class="LineNr"> 27 </span> populate-stream dest-ah, <span class="Constant">0x40</span>/max-symbol-size
<span id="L28" class="LineNr"> 28 </span><span class="Delimiter">}</span>
<span id="L29" class="LineNr"> 29 </span>
<span id="L30" class="LineNr"> 30 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L30'>initialize-symbol</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), val: (addr array byte) <span class="Delimiter">{</span>
<span id="L31" class="LineNr"> 31 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L32" class="LineNr"> 32 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L33" class="LineNr"> 33 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get out-addr, text-data
<span id="L34" class="LineNr"> 34 </span> <span class="PreProc">var</span> dest/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *dest-ah
<span id="L35" class="LineNr"> 35 </span> <a href='../108write.subx.html#L11'>write</a> dest, val
<span id="L36" class="LineNr"> 36 </span><span class="Delimiter">}</span>
<span id="L37" class="LineNr"> 37 </span>
<span id="L38" class="LineNr"> 38 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L38'>new-symbol</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), val: (addr array byte) <span class="Delimiter">{</span>
<span id="L39" class="LineNr"> 39 </span> <a href='cell.mu.html#L20'>allocate-symbol</a> out
<span id="L40" class="LineNr"> 40 </span> <a href='cell.mu.html#L30'>initialize-symbol</a> out, val
<span id="L41" class="LineNr"> 41 </span><span class="Delimiter">}</span>
<span id="L42" class="LineNr"> 42 </span>
<span id="L43" class="LineNr"> 43 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L43'>allocate-stream</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L44" class="LineNr"> 44 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L45" class="LineNr"> 45 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L46" class="LineNr"> 46 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L47" class="LineNr"> 47 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L48" class="LineNr"> 48 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">3</span>/stream
<span id="L49" class="LineNr"> 49 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get out-addr, text-data
<span id="L50" class="LineNr"> 50 </span> populate-stream dest-ah, <span class="Constant">0x40</span>/max-stream-size
<span id="L51" class="LineNr"> 51 </span><span class="Delimiter">}</span>
<span id="L52" class="LineNr"> 52 </span>
<span id="L53" class="LineNr"> 53 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L53'>allocate-number</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L54" class="LineNr"> 54 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L55" class="LineNr"> 55 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L56" class="LineNr"> 56 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L57" class="LineNr"> 57 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L58" class="LineNr"> 58 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">1</span>/number
<span id="L59" class="LineNr"> 59 </span><span class="Delimiter">}</span>
<span id="L60" class="LineNr"> 60 </span>
<span id="L61" class="LineNr"> 61 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L61'>initialize-integer</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L62" class="LineNr"> 62 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L63" class="LineNr"> 63 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get out-addr, number-data
<span id="L65" class="LineNr"> 65 </span> <span class="PreProc">var</span> src/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> convert n
<span id="L66" class="LineNr"> 66 </span> copy-to *dest-addr, src
<span id="L67" class="LineNr"> 67 </span><span class="Delimiter">}</span>
<span id="L68" class="LineNr"> 68 </span>
<span id="L69" class="LineNr"> 69 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L69'>new-integer</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L70" class="LineNr"> 70 </span> <a href='cell.mu.html#L53'>allocate-number</a> out
<span id="L71" class="LineNr"> 71 </span> <a href='cell.mu.html#L61'>initialize-integer</a> out, n
<span id="L72" class="LineNr"> 72 </span><span class="Delimiter">}</span>
<span id="L73" class="LineNr"> 73 </span>
<span id="L74" class="LineNr"> 74 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L74'>initialize-float</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: float <span class="Delimiter">{</span>
<span id="L75" class="LineNr"> 75 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L76" class="LineNr"> 76 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get out-addr, number-data
<span id="L78" class="LineNr"> 78 </span> <span class="PreProc">var</span> src/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy n
<span id="L79" class="LineNr"> 79 </span> copy-to *dest-ah, src
<span id="L80" class="LineNr"> 80 </span><span class="Delimiter">}</span>
<span id="L81" class="LineNr"> 81 </span>
<span id="L82" class="LineNr"> 82 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L82'>new-float</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: float <span class="Delimiter">{</span>
<span id="L83" class="LineNr"> 83 </span> <a href='cell.mu.html#L53'>allocate-number</a> out
<span id="L84" class="LineNr"> 84 </span> <a href='cell.mu.html#L74'>initialize-float</a> out, n
<span id="L85" class="LineNr"> 85 </span><span class="Delimiter">}</span>
<span id="L86" class="LineNr"> 86 </span>
<span id="L87" class="LineNr"> 87 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L87'>allocate-pair</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L89" class="LineNr"> 89 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L90" class="LineNr"> 90 </span> <span class="muComment"># new cells have type pair by default</span>
<span id="L91" class="LineNr"> 91 </span><span class="Delimiter">}</span>
<span id="L92" class="LineNr"> 92 </span>
<span id="L93" class="LineNr"> 93 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L93'>allocate-primitive-function</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L93" class="LineNr"> 93 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L93'>initialize-pair</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), left: (handle <a href='cell.mu.html#L1'>cell</a>), right: (handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L94" class="LineNr"> 94 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L95" class="LineNr"> 95 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L97" class="LineNr"> 97 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L98" class="LineNr"> 98 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">4</span>/primitive-function
<span id="L99" class="LineNr"> 99 </span><span class="Delimiter">}</span>
<span id="L100" class="LineNr">100 </span>
<span id="L101" class="LineNr">101 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L101'>initialize-primitive-function</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L102" class="LineNr">102 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L103" class="LineNr">103 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L104" class="LineNr">104 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, index-data
<span id="L105" class="LineNr">105 </span> <span class="PreProc">var</span> src/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy n
<span id="L106" class="LineNr">106 </span> copy-to *dest-addr, src
<span id="L107" class="LineNr">107 </span><span class="Delimiter">}</span>
<span id="L108" class="LineNr">108 </span>
<span id="L109" class="LineNr">109 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L109'>new-primitive-function</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L110" class="LineNr">110 </span> <a href='cell.mu.html#L93'>allocate-primitive-function</a> out
<span id="L111" class="LineNr">111 </span> <a href='cell.mu.html#L101'>initialize-primitive-function</a> out, n
<span id="L112" class="LineNr">112 </span><span class="Delimiter">}</span>
<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get out-addr, left
<span id="L97" class="LineNr"> 97 </span> <a href='../120allocate.subx.html#L455'>copy-handle</a> left, dest-ah
<span id="L98" class="LineNr"> 98 </span> dest-ah <span class="Special">&lt;-</span> get out-addr, right
<span id="L99" class="LineNr"> 99 </span> <a href='../120allocate.subx.html#L455'>copy-handle</a> right, dest-ah
<span id="L100" class="LineNr">100 </span><span class="Delimiter">}</span>
<span id="L101" class="LineNr">101 </span>
<span id="L102" class="LineNr">102 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L102'>new-pair</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), left: (handle <a href='cell.mu.html#L1'>cell</a>), right: (handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L103" class="LineNr">103 </span> <a href='cell.mu.html#L87'>allocate-pair</a> out
<span id="L104" class="LineNr">104 </span> <a href='cell.mu.html#L93'>initialize-pair</a> out, left, right
<span id="L105" class="LineNr">105 </span><span class="Delimiter">}</span>
<span id="L106" class="LineNr">106 </span>
<span id="L107" class="LineNr">107 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L107'>nil</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L108" class="LineNr">108 </span> <a href='cell.mu.html#L87'>allocate-pair</a> out
<span id="L109" class="LineNr">109 </span><span class="Delimiter">}</span>
<span id="L110" class="LineNr">110 </span>
<span id="L111" class="LineNr">111 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L111'>allocate-primitive-function</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L112" class="LineNr">112 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L113" class="LineNr">113 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L114" class="LineNr">114 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L115" class="LineNr">115 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L116" class="LineNr">116 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">4</span>/primitive-function
<span id="L117" class="LineNr">117 </span><span class="Delimiter">}</span>
<span id="L118" class="LineNr">118 </span>
<span id="L119" class="LineNr">119 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L119'>initialize-primitive-function</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L120" class="LineNr">120 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L121" class="LineNr">121 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L122" class="LineNr">122 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, index-data
<span id="L123" class="LineNr">123 </span> <span class="PreProc">var</span> src/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy n
<span id="L124" class="LineNr">124 </span> copy-to *dest-addr, src
<span id="L125" class="LineNr">125 </span><span class="Delimiter">}</span>
<span id="L126" class="LineNr">126 </span>
<span id="L127" class="LineNr">127 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L127'>new-primitive-function</a></span> out: (addr handle <a href='cell.mu.html#L1'>cell</a>), n: int <span class="Delimiter">{</span>
<span id="L128" class="LineNr">128 </span> <a href='cell.mu.html#L111'>allocate-primitive-function</a> out
<span id="L129" class="LineNr">129 </span> <a href='cell.mu.html#L119'>initialize-primitive-function</a> out, n
<span id="L130" class="LineNr">130 </span><span class="Delimiter">}</span>
<span id="L131" class="LineNr">131 </span>
<span id="L132" class="LineNr">132 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L132'>allocate-screen</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L133" class="LineNr">133 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L134" class="LineNr">134 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L135" class="LineNr">135 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">ecx</span>: (addr handle <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> get out-addr, screen-data
<span id="L137" class="LineNr">137 </span> <a href='../120allocate.subx.html#L43'>allocate</a> dest-ah
<span id="L138" class="LineNr">138 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L139" class="LineNr">139 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">5</span>/screen
<span id="L140" class="LineNr">140 </span><span class="Delimiter">}</span>
<span id="L141" class="LineNr">141 </span>
<span id="L142" class="LineNr">142 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L142'>new-screen</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), width: int, height: int <span class="Delimiter">{</span>
<span id="L143" class="LineNr">143 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L144" class="LineNr">144 </span> <a href='cell.mu.html#L132'>allocate-screen</a> out
<span id="L145" class="LineNr">145 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L146" class="LineNr">146 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> get out-addr, screen-data
<span id="L147" class="LineNr">147 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">eax</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *dest-ah
<span id="L148" class="LineNr">148 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> dest-addr, width, height
<span id="L149" class="LineNr">149 </span><span class="Delimiter">}</span>
<span id="L150" class="LineNr">150 </span>
<span id="L151" class="LineNr">151 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L151'>clear-screen-cell</a></span> _self-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L152" class="LineNr">152 </span> <span class="PreProc">var</span> self-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _self-ah
<span id="L153" class="LineNr">153 </span> <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *self-ah
<span id="L154" class="LineNr">154 </span> compare self, <span class="Constant">0</span>
<span id="L155" class="LineNr">155 </span> <span class="Delimiter">{</span>
<span id="L156" class="LineNr">156 </span> <span class="PreProc">break-if-!=</span>
<span id="L157" class="LineNr">157 </span> <span class="PreProc">return</span>
<span id="L158" class="LineNr">158 </span> <span class="Delimiter">}</span>
<span id="L159" class="LineNr">159 </span> <span class="PreProc">var</span> screen-ah/<span class="Constant">eax</span>: (addr handle <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> get self, screen-data
<span id="L160" class="LineNr">160 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">eax</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *screen-ah
<span id="L161" class="LineNr">161 </span> <a href='../500text-screen.mu.html#L194'>clear-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L162" class="LineNr">162 </span><span class="Delimiter">}</span>
<span id="L163" class="LineNr">163 </span>
<span id="L164" class="LineNr">164 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L164'>allocate-keyboard</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L165" class="LineNr">165 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L166" class="LineNr">166 </span> <a href='../120allocate.subx.html#L43'>allocate</a> out
<span id="L167" class="LineNr">167 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L168" class="LineNr">168 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">ecx</span>: (addr handle <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> get out-addr, keyboard-data
<span id="L169" class="LineNr">169 </span> <a href='../120allocate.subx.html#L43'>allocate</a> dest-ah
<span id="L170" class="LineNr">170 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get out-addr, <span class="PreProc">type</span>
<span id="L171" class="LineNr">171 </span> copy-to *<span class="PreProc">type</span>, <span class="Constant">6</span>/keyboard
<span id="L172" class="LineNr">172 </span><span class="Delimiter">}</span>
<span id="L173" class="LineNr">173 </span>
<span id="L174" class="LineNr">174 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L174'>new-keyboard</a></span> _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), capacity: int <span class="Delimiter">{</span>
<span id="L175" class="LineNr">175 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L176" class="LineNr">176 </span> <a href='cell.mu.html#L164'>allocate-keyboard</a> out
<span id="L177" class="LineNr">177 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L178" class="LineNr">178 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">eax</span>: (addr handle <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> get out-addr, keyboard-data
<span id="L179" class="LineNr">179 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">eax</span>: (addr <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *dest-ah
<span id="L180" class="LineNr">180 </span> <a href='gap-buffer.mu.html#L11'>initialize-gap-buffer</a> dest-addr, capacity
<span id="L181" class="LineNr">181 </span><span class="Delimiter">}</span>
<span id="L182" class="LineNr">182 </span>
<span id="L183" class="LineNr">183 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='cell.mu.html#L183'>rewind-keyboard-cell</a></span> _self-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L184" class="LineNr">184 </span> <span class="PreProc">var</span> self-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _self-ah
<span id="L185" class="LineNr">185 </span> <span class="PreProc">var</span> self/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *self-ah
<span id="L186" class="LineNr">186 </span> compare self, <span class="Constant">0</span>
<span id="L187" class="LineNr">187 </span> <span class="Delimiter">{</span>
<span id="L188" class="LineNr">188 </span> <span class="PreProc">break-if-!=</span>
<span id="L189" class="LineNr">189 </span> <span class="PreProc">return</span>
<span id="L190" class="LineNr">190 </span> <span class="Delimiter">}</span>
<span id="L191" class="LineNr">191 </span> <span class="PreProc">var</span> keyboard-ah/<span class="Constant">eax</span>: (addr handle <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> get self, keyboard-data
<span id="L192" class="LineNr">192 </span> <span class="PreProc">var</span> keyboard/<span class="Constant">eax</span>: (addr <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *keyboard-ah
<span id="L193" class="LineNr">193 </span> <a href='gap-buffer.mu.html#L716'>rewind-gap-buffer</a> keyboard
<span id="L194" class="LineNr">194 </span><span class="Delimiter">}</span>
</pre>
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<a href='https://github.com/akkartik/mu/blob/main/shell/evaluate.mu'>https://github.com/akkartik/mu/blob/main/shell/evaluate.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># env is an alist of ((sym . val) (sym . val) ...)</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment"># we never modify `in` or `env`</span>
<span id="L3" class="LineNr"> 3 </span><span class="muComment"># ignore 'screen-cell' on a first reading; it's a hack for sandboxes</span>
<span id="L4" class="LineNr"> 4 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L4'>evaluate</a></span> _in: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), env-h: (handle <a href='cell.mu.html#L1'>cell</a>), globals: (addr <a href='global.mu.html#L6'>global-table</a>), trace: (addr trace), <a href='../500text-screen.mu.html#L17'>screen-cell</a>: (addr handle <a href='cell.mu.html#L1'>cell</a>), keyboard-cell: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L5" class="LineNr"> 5 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L6" class="LineNr"> 6 </span><span class="CommentedCode">#? dump-cell in</span>
<span id="L7" class="LineNr"> 7 </span><span class="CommentedCode">#? {</span>
<span id="L8" class="LineNr"> 8 </span><span class="CommentedCode">#? var foo/eax: byte &lt;- read-key 0/keyboard</span>
<span id="L9" class="LineNr"> 9 </span><span class="CommentedCode">#? compare foo, 0</span>
<span id="L10" class="LineNr"> 10 </span><span class="CommentedCode">#? loop-if-=</span>
<span id="L11" class="LineNr"> 11 </span><span class="CommentedCode">#? }</span>
<span id="L12" class="Folded"> 12 </span><span class="Folded">+-- 12 lines: # trace &quot;evaluate &quot; in &quot; in environment &quot; env -----------------------------------------------------------------------------------------------------------------------------</span>
<span id="L24" class="LineNr"> 24 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L25" class="LineNr"> 25 </span> <span class="PreProc">var</span> in-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *in
<span id="L26" class="LineNr"> 26 </span> <span class="Delimiter">{</span>
<span id="L27" class="LineNr"> 27 </span> <span class="PreProc">var</span> <a href='print.mu.html#L168'>nil?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> in-addr
<span id="L28" class="LineNr"> 28 </span> compare <a href='print.mu.html#L168'>nil?</a>, <span class="Constant">0</span>/false
<span id="L29" class="LineNr"> 29 </span> <span class="PreProc">break-if-=</span>
<span id="L30" class="LineNr"> 30 </span> <span class="muComment"># nil is a literal</span>
<span id="L31" class="LineNr"> 31 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;nil&quot;</span>
<span id="L32" class="LineNr"> 32 </span> copy-object _in, out
<span id="L33" class="LineNr"> 33 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L34" class="LineNr"> 34 </span> <span class="PreProc">return</span>
<span id="L35" class="LineNr"> 35 </span> <span class="Delimiter">}</span>
<span id="L36" class="LineNr"> 36 </span> <span class="PreProc">var</span> in-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get in-addr, <span class="PreProc">type</span>
<span id="L37" class="LineNr"> 37 </span> compare *in-type, <span class="Constant">1</span>/number
<span id="L38" class="LineNr"> 38 </span> <span class="Delimiter">{</span>
<span id="L39" class="LineNr"> 39 </span> <span class="PreProc">break-if-!=</span>
<span id="L40" class="LineNr"> 40 </span> <span class="muComment"># numbers are literals</span>
<span id="L41" class="LineNr"> 41 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;number&quot;</span>
<span id="L42" class="LineNr"> 42 </span> copy-object _in, out
<span id="L43" class="LineNr"> 43 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L44" class="LineNr"> 44 </span> <span class="PreProc">return</span>
<span id="L45" class="LineNr"> 45 </span> <span class="Delimiter">}</span>
<span id="L46" class="LineNr"> 46 </span> compare *in-type, <span class="Constant">2</span>/symbol
<span id="L47" class="LineNr"> 47 </span> <span class="Delimiter">{</span>
<span id="L48" class="LineNr"> 48 </span> <span class="PreProc">break-if-!=</span>
<span id="L49" class="LineNr"> 49 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;symbol&quot;</span>
<span id="L50" class="LineNr"> 50 </span> <a href='evaluate.mu.html#L386'>lookup-symbol</a> in-addr, out, env-h, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L51" class="LineNr"> 51 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">return</span>
<span id="L53" class="LineNr"> 53 </span> <span class="Delimiter">}</span>
<span id="L54" class="LineNr"> 54 </span> <span class="muComment"># in-addr is a syntax tree</span>
<span id="L55" class="LineNr"> 55 </span> $evaluate:anonymous-function: <span class="Delimiter">{</span>
<span id="L56" class="LineNr"> 56 </span> <span class="muComment"># trees starting with &quot;fn&quot; are anonymous functions and therefore literals</span>
<span id="L57" class="LineNr"> 57 </span> <span class="PreProc">var</span> expr/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy in-addr
<span id="L58" class="LineNr"> 58 </span> <span class="muComment"># if its first elem is not &quot;fn&quot;, break</span>
<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">var</span> in-addr/<span class="Constant">edx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy in-addr
<span id="L60" class="LineNr"> 60 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, left
<span id="L61" class="LineNr"> 61 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L62" class="LineNr"> 62 </span> <span class="PreProc">var</span> <a href='evaluate.mu.html#L740'>fn?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='evaluate.mu.html#L740'>fn?</a> first
<span id="L63" class="LineNr"> 63 </span> compare <a href='evaluate.mu.html#L740'>fn?</a>, <span class="Constant">0</span>/false
<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">break-if-=</span>
<span id="L65" class="LineNr"> 65 </span> <span class="muComment"># turn (fn ...) into (fn env ...)</span>
<span id="L66" class="LineNr"> 66 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;anonymous function&quot;</span>
<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">var</span> rest-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, right
<span id="L68" class="LineNr"> 68 </span> <span class="PreProc">var</span> tmp: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L69" class="LineNr"> 69 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">edi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp
<span id="L70" class="LineNr"> 70 </span> <a href='cell.mu.html#L102'>new-pair</a> tmp-ah, env-h, *rest-ah
<span id="L71" class="LineNr"> 71 </span> <a href='cell.mu.html#L102'>new-pair</a> out, *first-ah, *tmp-ah
<span id="L72" class="LineNr"> 72 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">return</span>
<span id="L74" class="LineNr"> 74 </span> <span class="Delimiter">}</span>
<span id="L75" class="LineNr"> 75 </span> <span class="muComment"># builtins with &quot;special&quot; evaluation rules</span>
<span id="L76" class="LineNr"> 76 </span> $evaluate:quote: <span class="Delimiter">{</span>
<span id="L77" class="LineNr"> 77 </span> <span class="muComment"># trees starting with single quote create literals</span>
<span id="L78" class="LineNr"> 78 </span> <span class="PreProc">var</span> expr/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy in-addr
<span id="L79" class="LineNr"> 79 </span> <span class="muComment"># if its first elem is not &quot;'&quot;, break</span>
<span id="L80" class="LineNr"> 80 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, left
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">var</span> rest-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, right
<span id="L82" class="LineNr"> 82 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L83" class="LineNr"> 83 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L84" class="LineNr"> 84 </span> compare *first-type, <span class="Constant">2</span>/symbol
<span id="L85" class="LineNr"> 85 </span> <span class="PreProc">break-if-!=</span>
<span id="L86" class="LineNr"> 86 </span> <span class="PreProc">var</span> sym-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get first, text-data
<span id="L87" class="LineNr"> 87 </span> <span class="PreProc">var</span> sym-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *sym-data-ah
<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">var</span> quote?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> sym-data, <span class="Constant">&quot;'&quot;</span>
<span id="L89" class="LineNr"> 89 </span> compare quote?, <span class="Constant">0</span>/false
<span id="L90" class="LineNr"> 90 </span> <span class="PreProc">break-if-=</span>
<span id="L91" class="LineNr"> 91 </span> <span class="muComment">#</span>
<span id="L92" class="LineNr"> 92 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;quote&quot;</span>
<span id="L93" class="LineNr"> 93 </span> copy-object rest-ah, out
<span id="L94" class="LineNr"> 94 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">return</span>
<span id="L96" class="LineNr"> 96 </span> <span class="Delimiter">}</span>
<span id="L97" class="LineNr"> 97 </span> $evaluate:set: <span class="Delimiter">{</span>
<span id="L98" class="LineNr"> 98 </span> <span class="muComment"># trees starting with &quot;set&quot; define globals</span>
<span id="L99" class="LineNr"> 99 </span> <span class="PreProc">var</span> expr/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy in-addr
<span id="L100" class="LineNr">100 </span> <span class="muComment"># if its first elem is not &quot;set&quot;, break</span>
<span id="L101" class="LineNr">101 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, left
<span id="L102" class="LineNr">102 </span> <span class="PreProc">var</span> rest-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, right
<span id="L103" class="LineNr">103 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L104" class="LineNr">104 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L105" class="LineNr">105 </span> compare *first-type, <span class="Constant">2</span>/symbol
<span id="L106" class="LineNr">106 </span> <span class="PreProc">break-if-!=</span>
<span id="L107" class="LineNr">107 </span> <span class="PreProc">var</span> sym-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get first, text-data
<span id="L108" class="LineNr">108 </span> <span class="PreProc">var</span> sym-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *sym-data-ah
<span id="L109" class="LineNr">109 </span> <span class="PreProc">var</span> set?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> sym-data, <span class="Constant">&quot;set&quot;</span>
<span id="L110" class="LineNr">110 </span> compare set?, <span class="Constant">0</span>/false
<span id="L111" class="LineNr">111 </span> <span class="PreProc">break-if-=</span>
<span id="L112" class="LineNr">112 </span> <span class="muComment">#</span>
<span id="L113" class="LineNr">113 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;set&quot;</span>
<span id="L114" class="LineNr">114 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;evaluating second arg&quot;</span>
<span id="L115" class="LineNr">115 </span> <span class="PreProc">var</span> rest/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L116" class="LineNr">116 </span> <span class="PreProc">var</span> first-arg-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L117" class="LineNr">117 </span> <span class="Delimiter">{</span>
<span id="L118" class="LineNr">118 </span> <span class="PreProc">var</span> first-arg/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-arg-ah
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> first-arg-type/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get first-arg, <span class="PreProc">type</span>
<span id="L120" class="LineNr">120 </span> compare *first-arg-type, <span class="Constant">2</span>/symbol
<span id="L121" class="LineNr">121 </span> <span class="PreProc">break-if-=</span>
<span id="L122" class="LineNr">122 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg to set must be a symbol&quot;</span>
<span id="L123" class="LineNr">123 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L124" class="LineNr">124 </span> <span class="PreProc">return</span>
<span id="L125" class="LineNr">125 </span> <span class="Delimiter">}</span>
<span id="L126" class="LineNr">126 </span> rest-ah <span class="Special">&lt;-</span> get rest, right
<span id="L127" class="LineNr">127 </span> rest <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L128" class="LineNr">128 </span> <span class="PreProc">var</span> second-arg-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L129" class="LineNr">129 </span> <a href='evaluate.mu.html#L4'>evaluate</a> second-arg-ah, out, env-h, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L130" class="LineNr">130 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;saving <a href='global.mu.html#L1'>global</a> binding&quot;</span>
<span id="L131" class="LineNr">131 </span> <span class="PreProc">var</span> first-arg/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-arg-ah
<span id="L132" class="LineNr">132 </span> <span class="PreProc">var</span> first-arg-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get first-arg, text-data
<span id="L133" class="LineNr">133 </span> <span class="PreProc">var</span> first-arg-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-arg-data-ah
<span id="L134" class="LineNr">134 </span> <span class="PreProc">var</span> tmp-string: (handle array byte)
<span id="L135" class="LineNr">135 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">edx</span>: (addr handle array byte) <span class="Special">&lt;-</span> address tmp-string
<span id="L136" class="LineNr">136 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> first-arg-data
<span id="L137" class="LineNr">137 </span> <a href='../310copy-bytes.subx.html#L60'>stream-to-array</a> first-arg-data, tmp-ah
<span id="L138" class="LineNr">138 </span> <span class="PreProc">var</span> first-arg-data-string/<span class="Constant">eax</span>: (addr array byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L139" class="LineNr">139 </span> <span class="PreProc">var</span> out2/<span class="Constant">edi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy out
<span id="L140" class="LineNr">140 </span> <a href='global.mu.html#L127'>append-global</a> globals, first-arg-data-string, *out2
<span id="L141" class="LineNr">141 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L142" class="LineNr">142 </span> <span class="PreProc">return</span>
<span id="L143" class="LineNr">143 </span> <span class="Delimiter">}</span>
<span id="L144" class="LineNr">144 </span> $evaluate:if: <span class="Delimiter">{</span>
<span id="L145" class="LineNr">145 </span> <span class="muComment"># trees starting with &quot;if&quot; are conditionals</span>
<span id="L146" class="LineNr">146 </span> <span class="PreProc">var</span> expr/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy in-addr
<span id="L147" class="LineNr">147 </span> <span class="muComment"># if its first elem is not &quot;if&quot;, break</span>
<span id="L148" class="LineNr">148 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, left
<span id="L149" class="LineNr">149 </span> <span class="PreProc">var</span> rest-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in-addr, right
<span id="L150" class="LineNr">150 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L151" class="LineNr">151 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L152" class="LineNr">152 </span> compare *first-type, <span class="Constant">2</span>/symbol
<span id="L153" class="LineNr">153 </span> <span class="PreProc">break-if-!=</span>
<span id="L154" class="LineNr">154 </span> <span class="PreProc">var</span> sym-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get first, text-data
<span id="L155" class="LineNr">155 </span> <span class="PreProc">var</span> sym-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *sym-data-ah
<span id="L156" class="LineNr">156 </span> <span class="PreProc">var</span> if?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> sym-data, <span class="Constant">&quot;if&quot;</span>
<span id="L157" class="LineNr">157 </span> compare if?, <span class="Constant">0</span>/false
<span id="L158" class="LineNr">158 </span> <span class="PreProc">break-if-=</span>
<span id="L159" class="LineNr">159 </span> <span class="muComment">#</span>
<span id="L160" class="LineNr">160 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;if&quot;</span>
<span id="L161" class="LineNr">161 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;evaluating first arg&quot;</span>
<span id="L162" class="LineNr">162 </span> <span class="PreProc">var</span> rest/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L163" class="LineNr">163 </span> <span class="PreProc">var</span> first-arg-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L164" class="LineNr">164 </span> <span class="PreProc">var</span> guard-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L165" class="LineNr">165 </span> <span class="PreProc">var</span> guard-ah/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address guard-h
<span id="L166" class="LineNr">166 </span> <a href='evaluate.mu.html#L4'>evaluate</a> first-arg-ah, guard-ah, env-h, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L167" class="LineNr">167 </span> rest-ah <span class="Special">&lt;-</span> get rest, right
<span id="L168" class="LineNr">168 </span> rest <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L169" class="LineNr">169 </span> <span class="PreProc">var</span> branch-ah/<span class="Constant">edi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L170" class="LineNr">170 </span> <span class="PreProc">var</span> guard-a/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *guard-ah
<span id="L171" class="LineNr">171 </span> <span class="PreProc">var</span> skip-to-third-arg?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> guard-a
<span id="L172" class="LineNr">172 </span> compare skip-to-third-arg?, <span class="Constant">0</span>/false
<span id="L173" class="LineNr">173 </span> <span class="Delimiter">{</span>
<span id="L174" class="LineNr">174 </span> <span class="PreProc">break-if-=</span>
<span id="L175" class="LineNr">175 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;skipping to third arg&quot;</span>
<span id="L176" class="LineNr">176 </span> <span class="PreProc">var</span> rest/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L177" class="LineNr">177 </span> rest-ah <span class="Special">&lt;-</span> get rest, right
<span id="L178" class="LineNr">178 </span> rest <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L179" class="LineNr">179 </span> branch-ah <span class="Special">&lt;-</span> get rest, left
<span id="L180" class="LineNr">180 </span> <span class="Delimiter">}</span>
<span id="L181" class="LineNr">181 </span> <a href='evaluate.mu.html#L4'>evaluate</a> branch-ah, out, env-h, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L182" class="LineNr">182 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L183" class="LineNr">183 </span> <span class="PreProc">return</span>
<span id="L184" class="LineNr">184 </span> <span class="Delimiter">}</span>
<span id="L185" class="LineNr">185 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;function call&quot;</span>
<span id="L186" class="LineNr">186 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;evaluating list elements&quot;</span>
<span id="L187" class="LineNr">187 </span> <span class="PreProc">var</span> evaluated-list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L188" class="LineNr">188 </span> <span class="PreProc">var</span> evaluated-list-ah/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address evaluated-list-storage
<span id="L189" class="LineNr">189 </span> <span class="PreProc">var</span> curr-out-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy evaluated-list-ah
<span id="L190" class="LineNr">190 </span> <span class="PreProc">var</span> curr/<span class="Constant">ecx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy in-addr
<span id="L191" class="LineNr">191 </span> $evaluate-list:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L192" class="LineNr">192 </span> <a href='cell.mu.html#L87'>allocate-pair</a> curr-out-ah
<span id="L193" class="LineNr">193 </span> <span class="PreProc">var</span> <a href='print.mu.html#L168'>nil?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> curr
<span id="L194" class="LineNr">194 </span> compare <a href='print.mu.html#L168'>nil?</a>, <span class="Constant">0</span>/false
<span id="L195" class="LineNr">195 </span> <span class="PreProc">break-if-!=</span>
<span id="L196" class="LineNr">196 </span> <span class="muComment"># eval left</span>
<span id="L197" class="LineNr">197 </span> <span class="PreProc">var</span> curr-out/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-out-ah
<span id="L198" class="LineNr">198 </span> <span class="PreProc">var</span> left-out-ah/<span class="Constant">edi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr-out, left
<span id="L199" class="LineNr">199 </span> <span class="PreProc">var</span> left-ah/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, left
<span id="L200" class="LineNr">200 </span> <a href='evaluate.mu.html#L4'>evaluate</a> left-ah, left-out-ah, env-h, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L201" class="LineNr">201 </span> <span class="muComment">#</span>
<span id="L202" class="LineNr">202 </span> curr-out-ah <span class="Special">&lt;-</span> get curr-out, right
<span id="L203" class="LineNr">203 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, right
<span id="L204" class="LineNr">204 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L205" class="LineNr">205 </span> curr <span class="Special">&lt;-</span> copy right
<span id="L206" class="LineNr">206 </span> <span class="PreProc">loop</span>
<span id="L207" class="LineNr">207 </span> <span class="Delimiter">}</span>
<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> evaluated-list/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *evaluated-list-ah
<span id="L209" class="LineNr">209 </span> <span class="PreProc">var</span> function-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get evaluated-list, left
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get evaluated-list, right
<span id="L211" class="LineNr">211 </span><span class="CommentedCode">#? dump-cell args-ah</span>
<span id="L212" class="LineNr">212 </span><span class="CommentedCode">#? abort &quot;aaa&quot;</span>
<span id="L213" class="LineNr">213 </span> <a href='evaluate.mu.html#L226'>apply</a> function-ah, args-ah, out, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L214" class="LineNr">214 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L215" class="Folded">215 </span><span class="Folded">+-- 9 lines: # trace &quot;=&gt; &quot; out ---------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L224" class="LineNr">224 </span><span class="Delimiter">}</span>
<span id="L225" class="LineNr">225 </span>
<span id="L226" class="LineNr">226 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L226'>apply</a></span> _f-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), globals: (addr <a href='global.mu.html#L6'>global-table</a>), trace: (addr trace), <a href='../500text-screen.mu.html#L17'>screen-cell</a>: (addr handle <a href='cell.mu.html#L1'>cell</a>), keyboard-cell: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L227" class="LineNr">227 </span> <span class="PreProc">var</span> f-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _f-ah
<span id="L228" class="LineNr">228 </span> <span class="PreProc">var</span> _f/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *f-ah
<span id="L229" class="LineNr">229 </span> <span class="PreProc">var</span> f/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _f
<span id="L230" class="LineNr">230 </span> <span class="muComment"># call primitive functions</span>
<span id="L231" class="LineNr">231 </span> <span class="Delimiter">{</span>
<span id="L232" class="LineNr">232 </span> <span class="PreProc">var</span> f-type/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get f, <span class="PreProc">type</span>
<span id="L233" class="LineNr">233 </span> compare *f-type, <span class="Constant">4</span>/primitive-function
<span id="L234" class="LineNr">234 </span> <span class="PreProc">break-if-!=</span>
<span id="L235" class="LineNr">235 </span> <a href='global.mu.html#L224'>apply-primitive</a> f, args-ah, out, globals, trace
<span id="L236" class="LineNr">236 </span> <span class="PreProc">return</span>
<span id="L237" class="LineNr">237 </span> <span class="Delimiter">}</span>
<span id="L238" class="LineNr">238 </span> <span class="muComment"># if it's not a primitive function it must be an anonymous function</span>
<span id="L239" class="Folded">239 </span><span class="Folded">+-- 12 lines: # trace &quot;apply anonymous function &quot; f &quot; in environment &quot; env --------------------------------------------------------------------------------------------------------------</span>
<span id="L251" class="LineNr">251 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L252" class="LineNr">252 </span> <span class="Delimiter">{</span>
<span id="L253" class="LineNr">253 </span> <span class="PreProc">var</span> f-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get f, <span class="PreProc">type</span>
<span id="L254" class="LineNr">254 </span> compare *f-type, <span class="Constant">0</span>/pair
<span id="L255" class="LineNr">255 </span> <span class="PreProc">break-if-!=</span>
<span id="L256" class="LineNr">256 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get f, left
<span id="L257" class="LineNr">257 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L258" class="LineNr">258 </span> <span class="PreProc">var</span> <a href='evaluate.mu.html#L740'>fn?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='evaluate.mu.html#L740'>fn?</a> first
<span id="L259" class="LineNr">259 </span> compare <a href='evaluate.mu.html#L740'>fn?</a>, <span class="Constant">0</span>/false
<span id="L260" class="LineNr">260 </span> <span class="PreProc">break-if-=</span>
<span id="L261" class="LineNr">261 </span> <span class="PreProc">var</span> rest-ah/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get f, right
<span id="L262" class="LineNr">262 </span> <span class="PreProc">var</span> rest/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L263" class="LineNr">263 </span> <span class="PreProc">var</span> callee-env-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L264" class="LineNr">264 </span> rest-ah <span class="Special">&lt;-</span> get rest, right
<span id="L265" class="LineNr">265 </span> rest <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *rest-ah
<span id="L266" class="LineNr">266 </span> <span class="PreProc">var</span> params-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L267" class="LineNr">267 </span> <span class="PreProc">var</span> body-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, right
<span id="L268" class="LineNr">268 </span> <a href='evaluate.mu.html#L275'>apply-function</a> params-ah, args-ah, body-ah, out, *callee-env-ah, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L269" class="LineNr">269 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L270" class="LineNr">270 </span> <span class="PreProc">return</span>
<span id="L271" class="LineNr">271 </span> <span class="Delimiter">}</span>
<span id="L272" class="LineNr">272 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;unknown function&quot;</span>
<span id="L273" class="LineNr">273 </span><span class="Delimiter">}</span>
<span id="L274" class="LineNr">274 </span>
<span id="L275" class="LineNr">275 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L275'>apply-function</a></span> params-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), _body-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), env-h: (handle <a href='cell.mu.html#L1'>cell</a>), globals: (addr <a href='global.mu.html#L6'>global-table</a>), trace: (addr trace), <a href='../500text-screen.mu.html#L17'>screen-cell</a>: (addr handle <a href='cell.mu.html#L1'>cell</a>), keyboard-cell: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L276" class="LineNr">276 </span> <span class="muComment"># push bindings for params to env</span>
<span id="L277" class="LineNr">277 </span> <span class="PreProc">var</span> new-env-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L278" class="LineNr">278 </span> <span class="PreProc">var</span> new-env-ah/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address new-env-storage
<span id="L279" class="LineNr">279 </span> <a href='evaluate.mu.html#L313'>push-bindings</a> params-ah, args-ah, env-h, new-env-ah, trace
<span id="L280" class="LineNr">280 </span> <span class="muComment"># eval all expressions in body, writing result to `out` each time</span>
<span id="L281" class="LineNr">281 </span> <span class="PreProc">var</span> body-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _body-ah
<span id="L282" class="LineNr">282 </span> $apply-function:body: <span class="Delimiter">{</span>
<span id="L283" class="LineNr">283 </span> <span class="PreProc">var</span> body/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *body-ah
<span id="L284" class="LineNr">284 </span> <span class="muComment"># stop when body is nil</span>
<span id="L285" class="LineNr">285 </span> <span class="Delimiter">{</span>
<span id="L286" class="LineNr">286 </span> <span class="PreProc">var</span> body-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> body
<span id="L287" class="LineNr">287 </span> compare body-nil?, <span class="Constant">0</span>/false
<span id="L288" class="LineNr">288 </span> <span class="PreProc">break-if-!=</span> $apply-function:body
<span id="L289" class="LineNr">289 </span> <span class="Delimiter">}</span>
<span id="L290" class="LineNr">290 </span> <span class="muComment"># evaluate each expression, writing result to `out`</span>
<span id="L291" class="LineNr">291 </span> <span class="Delimiter">{</span>
<span id="L292" class="LineNr">292 </span> <span class="PreProc">var</span> curr-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get body, left
<span id="L293" class="LineNr">293 </span> <a href='evaluate.mu.html#L4'>evaluate</a> curr-ah, out, *new-env-ah, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L294" class="LineNr">294 </span> <span class="Delimiter">}</span>
<span id="L295" class="LineNr">295 </span> <span class="muComment">#</span>
<span id="L296" class="LineNr">296 </span> body-ah <span class="Special">&lt;-</span> get body, right
<span id="L297" class="LineNr">297 </span> <span class="PreProc">loop</span>
<span id="L298" class="LineNr">298 </span> <span class="Delimiter">}</span>
<span id="L299" class="LineNr">299 </span> <span class="muComment"># `out` contains result of evaluating final expression</span>
<span id="L300" class="LineNr">300 </span><span class="Delimiter">}</span>
<span id="L301" class="LineNr">301 </span>
<span id="L302" class="LineNr">302 </span><span class="muComment"># Bind params to corresponding args and add the bindings to old-env. Return</span>
<span id="L303" class="LineNr">303 </span><span class="muComment"># the result in env-ah.</span>
<span id="L304" class="LineNr">304 </span><span class="muComment">#</span>
<span id="L305" class="LineNr">305 </span><span class="muComment"># We never modify old-env, but we point to it. This way other parts of the</span>
<span id="L306" class="LineNr">306 </span><span class="muComment"># interpreter can continue using old-env, and everything works harmoniously</span>
<span id="L307" class="LineNr">307 </span><span class="muComment"># even though no cells are copied around.</span>
<span id="L308" class="LineNr">308 </span><span class="muComment">#</span>
<span id="L309" class="LineNr">309 </span><span class="muComment"># env should always be a DAG (ignoring internals of values). It doesn't have</span>
<span id="L310" class="LineNr">310 </span><span class="muComment"># to be a tree (some values may be shared), but there are also no cycles.</span>
<span id="L311" class="LineNr">311 </span><span class="muComment">#</span>
<span id="L312" class="LineNr">312 </span><span class="muComment"># Learn more: <a href="https://en.wikipedia.org/wiki/Persistent_data_structure">https://en.wikipedia.org/wiki/Persistent_data_structure</a></span>
<span id="L313" class="LineNr">313 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L313'>push-bindings</a></span> _params-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), old-env-h: (handle <a href='cell.mu.html#L1'>cell</a>), env-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L314" class="LineNr">314 </span> <span class="PreProc">var</span> params-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _params-ah
<span id="L315" class="LineNr">315 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L316" class="LineNr">316 </span> <span class="PreProc">var</span> _params/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *params-ah
<span id="L317" class="LineNr">317 </span> <span class="PreProc">var</span> params/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _params
<span id="L318" class="LineNr">318 </span> <span class="Delimiter">{</span>
<span id="L319" class="LineNr">319 </span> <span class="PreProc">var</span> params-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> params
<span id="L320" class="LineNr">320 </span> compare params-nil?, <span class="Constant">0</span>/false
<span id="L321" class="LineNr">321 </span> <span class="PreProc">break-if-=</span>
<span id="L322" class="LineNr">322 </span> <span class="muComment"># nil is a literal</span>
<span id="L323" class="LineNr">323 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;done with push-bindings&quot;</span>
<span id="L324" class="LineNr">324 </span> <a href='../120allocate.subx.html#L455'>copy-handle</a> old-env-h, env-ah
<span id="L325" class="LineNr">325 </span> <span class="PreProc">return</span>
<span id="L326" class="LineNr">326 </span> <span class="Delimiter">}</span>
<span id="L327" class="LineNr">327 </span> <span class="muComment"># Params can only be symbols or pairs. Args can be anything.</span>
<span id="L328" class="Folded">328 </span><span class="Folded">+-- 14 lines: # trace &quot;pushing bindings from &quot; params &quot; to &quot; args -----------------------------------------------------------------------------------------------------------------------</span>
<span id="L342" class="LineNr">342 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L343" class="LineNr">343 </span> <span class="PreProc">var</span> params-type/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get params, <span class="PreProc">type</span>
<span id="L344" class="LineNr">344 </span> compare *params-type, <span class="Constant">2</span>/symbol
<span id="L345" class="LineNr">345 </span> <span class="Delimiter">{</span>
<span id="L346" class="LineNr">346 </span> <span class="PreProc">break-if-!=</span>
<span id="L347" class="LineNr">347 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;symbol; binding to all remaining args&quot;</span>
<span id="L348" class="LineNr">348 </span> <span class="muComment"># create a new binding</span>
<span id="L349" class="LineNr">349 </span> <span class="PreProc">var</span> new-binding-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L350" class="LineNr">350 </span> <span class="PreProc">var</span> new-binding-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address new-binding-storage
<span id="L351" class="LineNr">351 </span> <a href='cell.mu.html#L102'>new-pair</a> new-binding-ah, *params-ah, *args-ah
<span id="L352" class="LineNr">352 </span> <span class="muComment"># push it to env</span>
<span id="L353" class="LineNr">353 </span> <a href='cell.mu.html#L102'>new-pair</a> env-ah, *new-binding-ah, old-env-h
<span id="L354" class="LineNr">354 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L355" class="LineNr">355 </span> <span class="PreProc">return</span>
<span id="L356" class="LineNr">356 </span> <span class="Delimiter">}</span>
<span id="L357" class="LineNr">357 </span> compare *params-type, <span class="Constant">0</span>/pair
<span id="L358" class="LineNr">358 </span> <span class="Delimiter">{</span>
<span id="L359" class="LineNr">359 </span> <span class="PreProc">break-if-=</span>
<span id="L360" class="LineNr">360 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;cannot bind a non-symbol&quot;</span>
<span id="L361" class="LineNr">361 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L362" class="LineNr">362 </span> <span class="PreProc">return</span>
<span id="L363" class="LineNr">363 </span> <span class="Delimiter">}</span>
<span id="L364" class="LineNr">364 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L365" class="LineNr">365 </span> <span class="PreProc">var</span> args/<span class="Constant">edi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L366" class="LineNr">366 </span> <span class="muComment"># params is now a pair, so args must be also</span>
<span id="L367" class="LineNr">367 </span> <span class="PreProc">var</span> args-type/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get args, <span class="PreProc">type</span>
<span id="L368" class="LineNr">368 </span> compare *args-type, <span class="Constant">0</span>/pair
<span id="L369" class="LineNr">369 </span> <span class="Delimiter">{</span>
<span id="L370" class="LineNr">370 </span> <span class="PreProc">break-if-=</span>
<span id="L371" class="LineNr">371 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;args not in a proper list&quot;</span>
<span id="L372" class="LineNr">372 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L373" class="LineNr">373 </span> <span class="PreProc">return</span>
<span id="L374" class="LineNr">374 </span> <span class="Delimiter">}</span>
<span id="L375" class="LineNr">375 </span> <span class="PreProc">var</span> intermediate-env-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L376" class="LineNr">376 </span> <span class="PreProc">var</span> intermediate-env-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address intermediate-env-storage
<span id="L377" class="LineNr">377 </span> <span class="PreProc">var</span> first-param-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get params, left
<span id="L378" class="LineNr">378 </span> <span class="PreProc">var</span> first-arg-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L379" class="LineNr">379 </span> <a href='evaluate.mu.html#L313'>push-bindings</a> first-param-ah, first-arg-ah, old-env-h, intermediate-env-ah, trace
<span id="L380" class="LineNr">380 </span> <span class="PreProc">var</span> remaining-params-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get params, right
<span id="L381" class="LineNr">381 </span> <span class="PreProc">var</span> remaining-args-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L382" class="LineNr">382 </span> <a href='evaluate.mu.html#L313'>push-bindings</a> remaining-params-ah, remaining-args-ah, *intermediate-env-ah, env-ah, trace
<span id="L383" class="LineNr">383 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L384" class="LineNr">384 </span><span class="Delimiter">}</span>
<span id="L385" class="LineNr">385 </span>
<span id="L386" class="LineNr">386 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L386'>lookup-symbol</a></span> sym: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), env-h: (handle <a href='cell.mu.html#L1'>cell</a>), globals: (addr <a href='global.mu.html#L6'>global-table</a>), trace: (addr trace), <a href='../500text-screen.mu.html#L17'>screen-cell</a>: (addr handle <a href='cell.mu.html#L1'>cell</a>), keyboard-cell: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L387" class="LineNr">387 </span> <span class="muComment"># trace sym</span>
<span id="L388" class="LineNr">388 </span> <span class="Delimiter">{</span>
<span id="L389" class="LineNr">389 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L390" class="LineNr">390 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L391" class="LineNr">391 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;look up &quot;</span>
<span id="L392" class="LineNr">392 </span> <span class="PreProc">var</span> sym2/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy sym
<span id="L393" class="LineNr">393 </span> <span class="PreProc">var</span> sym-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get sym2, text-data
<span id="L394" class="LineNr">394 </span> <span class="PreProc">var</span> sym-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *sym-data-ah
<span id="L395" class="LineNr">395 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> sym-data
<span id="L396" class="LineNr">396 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> stream, sym-data
<span id="L397" class="LineNr">397 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot; in &quot;</span>
<span id="L398" class="LineNr">398 </span> <span class="PreProc">var</span> env-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address env-h
<span id="L399" class="LineNr">399 </span> <a href='print.mu.html#L1'>print-cell</a> env-ah, stream, <span class="Constant">0</span>/no-trace
<span id="L400" class="LineNr">400 </span> trace trace, <span class="Constant">&quot;eval&quot;</span>, stream
<span id="L401" class="LineNr">401 </span> <span class="Delimiter">}</span>
<span id="L402" class="LineNr">402 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L403" class="LineNr">403 </span> <span class="PreProc">var</span> _env/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> env-h
<span id="L404" class="LineNr">404 </span> <span class="PreProc">var</span> env/<span class="Constant">ebx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _env
<span id="L405" class="LineNr">405 </span> <span class="muComment"># if env is not a list, abort</span>
<span id="L406" class="LineNr">406 </span> <span class="Delimiter">{</span>
<span id="L407" class="LineNr">407 </span> <span class="PreProc">var</span> env-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get env, <span class="PreProc">type</span>
<span id="L408" class="LineNr">408 </span> compare *env-type, <span class="Constant">0</span>/pair
<span id="L409" class="LineNr">409 </span> <span class="PreProc">break-if-=</span>
<span id="L410" class="LineNr">410 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;eval found a non-list environment&quot;</span>
<span id="L411" class="LineNr">411 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L412" class="LineNr">412 </span> <span class="PreProc">return</span>
<span id="L413" class="LineNr">413 </span> <span class="Delimiter">}</span>
<span id="L414" class="LineNr">414 </span> <span class="muComment"># if env is nil, look up in globals</span>
<span id="L415" class="LineNr">415 </span> <span class="Delimiter">{</span>
<span id="L416" class="LineNr">416 </span> <span class="PreProc">var</span> env-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> env
<span id="L417" class="LineNr">417 </span> compare env-nil?, <span class="Constant">0</span>/false
<span id="L418" class="LineNr">418 </span> <span class="PreProc">break-if-=</span>
<span id="L419" class="LineNr">419 </span> <a href='global.mu.html#L142'>lookup-symbol-in-globals</a> sym, out, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L420" class="LineNr">420 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L421" class="Folded">421 </span><span class="Folded">+-- 13 lines: # trace &quot;=&gt; &quot; out &quot; (global)&quot; ---------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L434" class="LineNr">434 </span> <span class="PreProc">return</span>
<span id="L435" class="LineNr">435 </span> <span class="Delimiter">}</span>
<span id="L436" class="LineNr">436 </span> <span class="muComment"># check car</span>
<span id="L437" class="LineNr">437 </span> <span class="PreProc">var</span> env-head-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L438" class="LineNr">438 </span> <span class="PreProc">var</span> env-head-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address env-head-storage
<span id="L439" class="LineNr">439 </span> <a href='evaluate.mu.html#L559'>car</a> env, env-head-ah, <span class="Constant">0</span>/no-trace
<span id="L440" class="LineNr">440 </span> <span class="PreProc">var</span> _env-head/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *env-head-ah
<span id="L441" class="LineNr">441 </span> <span class="PreProc">var</span> env-head/<span class="Constant">ecx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _env-head
<span id="L442" class="LineNr">442 </span> <span class="muComment"># if car is not a list, abort</span>
<span id="L443" class="LineNr">443 </span> <span class="Delimiter">{</span>
<span id="L444" class="LineNr">444 </span> <span class="PreProc">var</span> env-head-type/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get env-head, <span class="PreProc">type</span>
<span id="L445" class="LineNr">445 </span> compare *env-head-type, <span class="Constant">0</span>/pair
<span id="L446" class="LineNr">446 </span> <span class="PreProc">break-if-=</span>
<span id="L447" class="LineNr">447 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;environment is not a list of (key . value) pairs&quot;</span>
<span id="L448" class="LineNr">448 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L449" class="LineNr">449 </span> <span class="PreProc">return</span>
<span id="L450" class="LineNr">450 </span> <span class="Delimiter">}</span>
<span id="L451" class="LineNr">451 </span> <span class="muComment"># check key</span>
<span id="L452" class="LineNr">452 </span> <span class="PreProc">var</span> curr-key-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L453" class="LineNr">453 </span> <span class="PreProc">var</span> curr-key-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address curr-key-storage
<span id="L454" class="LineNr">454 </span> <a href='evaluate.mu.html#L559'>car</a> env-head, curr-key-ah, trace
<span id="L455" class="LineNr">455 </span> <span class="PreProc">var</span> curr-key/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-key-ah
<span id="L456" class="LineNr">456 </span> <span class="muComment"># if key is not a symbol, abort</span>
<span id="L457" class="LineNr">457 </span> <span class="Delimiter">{</span>
<span id="L458" class="LineNr">458 </span> <span class="PreProc">var</span> curr-key-type/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get curr-key, <span class="PreProc">type</span>
<span id="L459" class="LineNr">459 </span> compare *curr-key-type, <span class="Constant">2</span>/symbol
<span id="L460" class="LineNr">460 </span> <span class="PreProc">break-if-=</span>
<span id="L461" class="LineNr">461 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;environment contains a binding for a non-symbol&quot;</span>
<span id="L462" class="LineNr">462 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L463" class="LineNr">463 </span> <span class="PreProc">return</span>
<span id="L464" class="LineNr">464 </span> <span class="Delimiter">}</span>
<span id="L465" class="LineNr">465 </span> <span class="muComment"># if key matches sym, return val</span>
<span id="L466" class="LineNr">466 </span> <span class="PreProc">var</span> match?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='evaluate.mu.html#L615'>cell-isomorphic?</a> curr-key, sym, trace
<span id="L467" class="LineNr">467 </span> compare match?, <span class="Constant">0</span>/false
<span id="L468" class="LineNr">468 </span> <span class="Delimiter">{</span>
<span id="L469" class="LineNr">469 </span> <span class="PreProc">break-if-=</span>
<span id="L470" class="LineNr">470 </span> <a href='evaluate.mu.html#L587'>cdr</a> env-head, out, <span class="Constant">0</span>/no-trace
<span id="L471" class="Folded">471 </span><span class="Folded">+-- 13 lines: # trace &quot;=&gt; &quot; out &quot; (match)&quot; ----------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L484" class="LineNr">484 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L485" class="LineNr">485 </span> <span class="PreProc">return</span>
<span id="L486" class="LineNr">486 </span> <span class="Delimiter">}</span>
<span id="L487" class="LineNr">487 </span> <span class="muComment"># otherwise recurse</span>
<span id="L488" class="LineNr">488 </span> <span class="PreProc">var</span> env-tail-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L489" class="LineNr">489 </span> <span class="PreProc">var</span> env-tail-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address env-tail-storage
<span id="L490" class="LineNr">490 </span> <a href='evaluate.mu.html#L587'>cdr</a> env, env-tail-ah, trace
<span id="L491" class="LineNr">491 </span> <a href='evaluate.mu.html#L386'>lookup-symbol</a> sym, out, *env-tail-ah, globals, trace, <a href='../500text-screen.mu.html#L17'>screen-cell</a>, keyboard-cell
<span id="L492" class="LineNr">492 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L493" class="Folded">493 </span><span class="Folded">+-- 13 lines: # trace &quot;=&gt; &quot; out &quot; (recurse)&quot; --------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L506" class="LineNr">506 </span><span class="Delimiter">}</span>
<span id="L507" class="LineNr">507 </span>
<span id="L508" class="LineNr">508 </span><span class="PreProc">fn</span> <span class="muTest"><a href='evaluate.mu.html#L508'>test-lookup-symbol-in-env</a></span> <span class="Delimiter">{</span>
<span id="L509" class="LineNr">509 </span> <span class="muComment"># tmp = (a . 3)</span>
<span id="L510" class="LineNr">510 </span> <span class="PreProc">var</span> val-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L511" class="LineNr">511 </span> <span class="PreProc">var</span> val-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address val-storage
<span id="L512" class="LineNr">512 </span> <a href='cell.mu.html#L69'>new-integer</a> val-ah, <span class="Constant">3</span>
<span id="L513" class="LineNr">513 </span> <span class="PreProc">var</span> key-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L514" class="LineNr">514 </span> <span class="PreProc">var</span> key-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address key-storage
<span id="L515" class="LineNr">515 </span> <a href='cell.mu.html#L38'>new-symbol</a> key-ah, <span class="Constant">&quot;a&quot;</span>
<span id="L516" class="LineNr">516 </span> <span class="PreProc">var</span> env-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L517" class="LineNr">517 </span> <span class="PreProc">var</span> env-ah/<span class="Constant">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address env-storage
<span id="L518" class="LineNr">518 </span> <a href='cell.mu.html#L102'>new-pair</a> env-ah, *key-ah, *val-ah
<span id="L519" class="LineNr">519 </span> <span class="muComment"># env = ((a . 3))</span>
<span id="L520" class="LineNr">520 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L521" class="LineNr">521 </span> <span class="PreProc">var</span> nil-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L522" class="LineNr">522 </span> <a href='cell.mu.html#L87'>allocate-pair</a> nil-ah
<span id="L523" class="LineNr">523 </span> <a href='cell.mu.html#L102'>new-pair</a> env-ah, *env-ah, *nil-ah
<span id="L524" class="LineNr">524 </span> <span class="muComment"># lookup sym(a) in env tmp</span>
<span id="L525" class="LineNr">525 </span> <span class="PreProc">var</span> tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L526" class="LineNr">526 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-storage
<span id="L527" class="LineNr">527 </span> <a href='cell.mu.html#L38'>new-symbol</a> tmp-ah, <span class="Constant">&quot;a&quot;</span>
<span id="L528" class="LineNr">528 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L529" class="LineNr">529 </span> <a href='evaluate.mu.html#L386'>lookup-symbol</a> in, tmp-ah, *env-ah, <span class="Constant">0</span>/no-globals, <span class="Constant">0</span>/no-trace, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard
<span id="L530" class="LineNr">530 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L531" class="LineNr">531 </span> <span class="PreProc">var</span> result-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get result, <span class="PreProc">type</span>
<span id="L532" class="LineNr">532 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-type, <span class="Constant">1</span>/number, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L508'>test-lookup-symbol-in-env</a>/0&quot;</span>
<span id="L533" class="LineNr">533 </span> <span class="PreProc">var</span> result-value-addr/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get result, number-data
<span id="L534" class="LineNr">534 </span> <span class="PreProc">var</span> result-value/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> convert *result-value-addr
<span id="L535" class="LineNr">535 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> result-value, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L508'>test-lookup-symbol-in-env</a>/1&quot;</span>
<span id="L536" class="LineNr">536 </span><span class="Delimiter">}</span>
<span id="L537" class="LineNr">537 </span>
<span id="L538" class="LineNr">538 </span><span class="PreProc">fn</span> <span class="muTest"><a href='evaluate.mu.html#L538'>test-lookup-symbol-in-globals</a></span> <span class="Delimiter">{</span>
<span id="L539" class="LineNr">539 </span> <span class="PreProc">var</span> globals-storage: <a href='global.mu.html#L6'>global-table</a>
<span id="L540" class="LineNr">540 </span> <span class="PreProc">var</span> globals/<span class="Constant">edi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> address globals-storage
<span id="L541" class="LineNr">541 </span> <a href='global.mu.html#L11'>initialize-globals</a> globals
<span id="L542" class="LineNr">542 </span> <span class="muComment"># env = nil</span>
<span id="L543" class="LineNr">543 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L544" class="LineNr">544 </span> <span class="PreProc">var</span> nil-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L545" class="LineNr">545 </span> <a href='cell.mu.html#L87'>allocate-pair</a> nil-ah
<span id="L546" class="LineNr">546 </span> <span class="muComment"># lookup sym(a), env</span>
<span id="L547" class="LineNr">547 </span> <span class="PreProc">var</span> tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L548" class="LineNr">548 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-storage
<span id="L549" class="LineNr">549 </span> <a href='cell.mu.html#L38'>new-symbol</a> tmp-ah, <span class="Constant">&quot;+&quot;</span>
<span id="L550" class="LineNr">550 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L551" class="LineNr">551 </span> <a href='evaluate.mu.html#L386'>lookup-symbol</a> in, tmp-ah, *nil-ah, globals, <span class="Constant">0</span>/no-trace, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard
<span id="L552" class="LineNr">552 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L553" class="LineNr">553 </span> <span class="PreProc">var</span> result-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get result, <span class="PreProc">type</span>
<span id="L554" class="LineNr">554 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-type, <span class="Constant">4</span>/primitive-function, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L538'>test-lookup-symbol-in-globals</a>/0&quot;</span>
<span id="L555" class="LineNr">555 </span> <span class="PreProc">var</span> result-value/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get result, index-data
<span id="L556" class="LineNr">556 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-value, <span class="Constant">2</span>/add, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L538'>test-lookup-symbol-in-globals</a>/1&quot;</span>
<span id="L557" class="LineNr">557 </span><span class="Delimiter">}</span>
<span id="L558" class="LineNr">558 </span>
<span id="L559" class="LineNr">559 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L559'>car</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L560" class="LineNr">560 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;car&quot;</span>
<span id="L561" class="LineNr">561 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L562" class="LineNr">562 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L563" class="LineNr">563 </span> <span class="muComment"># if in is not a list, abort</span>
<span id="L564" class="LineNr">564 </span> <span class="Delimiter">{</span>
<span id="L565" class="LineNr">565 </span> <span class="PreProc">var</span> in-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get in, <span class="PreProc">type</span>
<span id="L566" class="LineNr">566 </span> compare *in-type, <span class="Constant">0</span>/pair
<span id="L567" class="LineNr">567 </span> <span class="PreProc">break-if-=</span>
<span id="L568" class="LineNr">568 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;car on a non-list&quot;</span>
<span id="L569" class="LineNr">569 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L570" class="LineNr">570 </span> <span class="PreProc">return</span>
<span id="L571" class="LineNr">571 </span> <span class="Delimiter">}</span>
<span id="L572" class="LineNr">572 </span> <span class="muComment"># if in is nil, abort</span>
<span id="L573" class="LineNr">573 </span> <span class="Delimiter">{</span>
<span id="L574" class="LineNr">574 </span> <span class="PreProc">var</span> in-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> in
<span id="L575" class="LineNr">575 </span> compare in-nil?, <span class="Constant">0</span>/false
<span id="L576" class="LineNr">576 </span> <span class="PreProc">break-if-=</span>
<span id="L577" class="LineNr">577 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;car on nil&quot;</span>
<span id="L578" class="LineNr">578 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L579" class="LineNr">579 </span> <span class="PreProc">return</span>
<span id="L580" class="LineNr">580 </span> <span class="Delimiter">}</span>
<span id="L581" class="LineNr">581 </span> <span class="PreProc">var</span> in-left/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in, left
<span id="L582" class="LineNr">582 </span> copy-object in-left, out
<span id="L583" class="LineNr">583 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L584" class="LineNr">584 </span> <span class="PreProc">return</span>
<span id="L585" class="LineNr">585 </span><span class="Delimiter">}</span>
<span id="L586" class="LineNr">586 </span>
<span id="L587" class="LineNr">587 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L587'>cdr</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L588" class="LineNr">588 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;cdr&quot;</span>
<span id="L589" class="LineNr">589 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L590" class="LineNr">590 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L591" class="LineNr">591 </span> <span class="muComment"># if in is not a list, abort</span>
<span id="L592" class="LineNr">592 </span> <span class="Delimiter">{</span>
<span id="L593" class="LineNr">593 </span> <span class="PreProc">var</span> in-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get in, <span class="PreProc">type</span>
<span id="L594" class="LineNr">594 </span> compare *in-type, <span class="Constant">0</span>/pair
<span id="L595" class="LineNr">595 </span> <span class="PreProc">break-if-=</span>
<span id="L596" class="LineNr">596 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;car on a non-list&quot;</span>
<span id="L597" class="LineNr">597 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L598" class="LineNr">598 </span> <span class="PreProc">return</span>
<span id="L599" class="LineNr">599 </span> <span class="Delimiter">}</span>
<span id="L600" class="LineNr">600 </span> <span class="muComment"># if in is nil, abort</span>
<span id="L601" class="LineNr">601 </span> <span class="Delimiter">{</span>
<span id="L602" class="LineNr">602 </span> <span class="PreProc">var</span> in-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> in
<span id="L603" class="LineNr">603 </span> compare in-nil?, <span class="Constant">0</span>/false
<span id="L604" class="LineNr">604 </span> <span class="PreProc">break-if-=</span>
<span id="L605" class="LineNr">605 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;car on nil&quot;</span>
<span id="L606" class="LineNr">606 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L607" class="LineNr">607 </span> <span class="PreProc">return</span>
<span id="L608" class="LineNr">608 </span> <span class="Delimiter">}</span>
<span id="L609" class="LineNr">609 </span> <span class="PreProc">var</span> in-right/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in, right
<span id="L610" class="LineNr">610 </span> copy-object in-right, out
<span id="L611" class="LineNr">611 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L612" class="LineNr">612 </span> <span class="PreProc">return</span>
<span id="L613" class="LineNr">613 </span><span class="Delimiter">}</span>
<span id="L614" class="LineNr">614 </span>
<span id="L615" class="LineNr">615 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L615'>cell-isomorphic?</a></span> _a: (addr <a href='cell.mu.html#L1'>cell</a>), _b: (addr <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L616" class="LineNr">616 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;cell-isomorphic?&quot;</span>
<span id="L617" class="LineNr">617 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L618" class="LineNr">618 </span> <span class="PreProc">var</span> a/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _a
<span id="L619" class="LineNr">619 </span> <span class="PreProc">var</span> b/<span class="Constant">edi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _b
<span id="L620" class="LineNr">620 </span> <span class="muComment"># if types don't match, return false</span>
<span id="L621" class="LineNr">621 </span> <span class="PreProc">var</span> a-type-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get a, <span class="PreProc">type</span>
<span id="L622" class="LineNr">622 </span> <span class="PreProc">var</span> b-type-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get b, <span class="PreProc">type</span>
<span id="L623" class="LineNr">623 </span> <span class="PreProc">var</span> b-type/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy *b-type-addr
<span id="L624" class="LineNr">624 </span> compare b-type, *a-type-addr
<span id="L625" class="LineNr">625 </span> <span class="Delimiter">{</span>
<span id="L626" class="LineNr">626 </span> <span class="PreProc">break-if-=</span>
<span id="L627" class="LineNr">627 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L628" class="LineNr">628 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; false (type)&quot;</span>
<span id="L629" class="LineNr">629 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L630" class="LineNr">630 </span> <span class="Delimiter">}</span>
<span id="L631" class="LineNr">631 </span> <span class="muComment"># if types are number, compare number-data</span>
<span id="L632" class="LineNr">632 </span> <span class="muComment"># TODO: exactly comparing floats is a bad idea</span>
<span id="L633" class="LineNr">633 </span> compare b-type, <span class="Constant">1</span>/number
<span id="L634" class="LineNr">634 </span> <span class="Delimiter">{</span>
<span id="L635" class="LineNr">635 </span> <span class="PreProc">break-if-!=</span>
<span id="L636" class="LineNr">636 </span> <span class="PreProc">var</span> a-val-addr/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get a, number-data
<span id="L637" class="LineNr">637 </span> <span class="PreProc">var</span> b-val-addr/<span class="Constant">ecx</span>: (addr float) <span class="Special">&lt;-</span> get b, number-data
<span id="L638" class="LineNr">638 </span> <span class="PreProc">var</span> a-val/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy *a-val-addr
<span id="L639" class="LineNr">639 </span> compare a-val, *b-val-addr
<span id="L640" class="LineNr">640 </span> <span class="Delimiter">{</span>
<span id="L641" class="LineNr">641 </span> <span class="PreProc">break-if-=</span>
<span id="L642" class="LineNr">642 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L643" class="LineNr">643 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; false (numbers)&quot;</span>
<span id="L644" class="LineNr">644 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L645" class="LineNr">645 </span> <span class="Delimiter">}</span>
<span id="L646" class="LineNr">646 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L647" class="LineNr">647 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; true (numbers)&quot;</span>
<span id="L648" class="LineNr">648 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L649" class="LineNr">649 </span> <span class="Delimiter">}</span>
<span id="L650" class="LineNr">650 </span> compare b-type, <span class="Constant">2</span>/symbol
<span id="L651" class="LineNr">651 </span> <span class="Delimiter">{</span>
<span id="L652" class="LineNr">652 </span> <span class="PreProc">break-if-!=</span>
<span id="L653" class="LineNr">653 </span> <span class="PreProc">var</span> b-val-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get b, text-data
<span id="L654" class="LineNr">654 </span> <span class="PreProc">var</span> _b-val/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *b-val-ah
<span id="L655" class="LineNr">655 </span> <span class="PreProc">var</span> b-val/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _b-val
<span id="L656" class="LineNr">656 </span> <span class="PreProc">var</span> a-val-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get a, text-data
<span id="L657" class="LineNr">657 </span> <span class="PreProc">var</span> a-val/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *a-val-ah
<span id="L658" class="LineNr">658 </span> <span class="PreProc">var</span> tmp-array: (handle array byte)
<span id="L659" class="LineNr">659 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">edx</span>: (addr handle array byte) <span class="Special">&lt;-</span> address tmp-array
<span id="L660" class="LineNr">660 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> a-val
<span id="L661" class="LineNr">661 </span> <a href='../310copy-bytes.subx.html#L60'>stream-to-array</a> a-val, tmp-ah
<span id="L662" class="LineNr">662 </span> <span class="PreProc">var</span> tmp/<span class="Constant">eax</span>: (addr array byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L663" class="LineNr">663 </span> <span class="PreProc">var</span> match?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> b-val, tmp
<span id="L664" class="LineNr">664 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L665" class="LineNr">665 </span> <span class="Delimiter">{</span>
<span id="L666" class="LineNr">666 </span> compare match?, <span class="Constant">0</span>/false
<span id="L667" class="LineNr">667 </span> <span class="PreProc">break-if-=</span>
<span id="L668" class="LineNr">668 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; true (symbols)&quot;</span>
<span id="L669" class="LineNr">669 </span> <span class="Delimiter">}</span>
<span id="L670" class="LineNr">670 </span> <span class="Delimiter">{</span>
<span id="L671" class="LineNr">671 </span> compare match?, <span class="Constant">0</span>/false
<span id="L672" class="LineNr">672 </span> <span class="PreProc">break-if-!=</span>
<span id="L673" class="LineNr">673 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; false (symbols)&quot;</span>
<span id="L674" class="LineNr">674 </span> <span class="Delimiter">}</span>
<span id="L675" class="LineNr">675 </span> <span class="PreProc">return</span> match?
<span id="L676" class="LineNr">676 </span> <span class="Delimiter">}</span>
<span id="L677" class="LineNr">677 </span> <span class="muComment"># if a is nil, b should be nil</span>
<span id="L678" class="LineNr">678 </span> <span class="Delimiter">{</span>
<span id="L679" class="LineNr">679 </span> <span class="muComment"># (assumes nil? returns 0 or 1)</span>
<span id="L680" class="LineNr">680 </span> <span class="PreProc">var</span> _b-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> b
<span id="L681" class="LineNr">681 </span> <span class="PreProc">var</span> b-nil?/<span class="Constant">ecx</span>: boolean <span class="Special">&lt;-</span> copy _b-nil?
<span id="L682" class="LineNr">682 </span> <span class="PreProc">var</span> a-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> a
<span id="L683" class="LineNr">683 </span> <span class="muComment"># a == nil and b == nil =&gt; return true</span>
<span id="L684" class="LineNr">684 </span> <span class="Delimiter">{</span>
<span id="L685" class="LineNr">685 </span> compare a-nil?, <span class="Constant">0</span>/false
<span id="L686" class="LineNr">686 </span> <span class="PreProc">break-if-=</span>
<span id="L687" class="LineNr">687 </span> compare b-nil?, <span class="Constant">0</span>/false
<span id="L688" class="LineNr">688 </span> <span class="PreProc">break-if-=</span>
<span id="L689" class="LineNr">689 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L690" class="LineNr">690 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; true (nils)&quot;</span>
<span id="L691" class="LineNr">691 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L692" class="LineNr">692 </span> <span class="Delimiter">}</span>
<span id="L693" class="LineNr">693 </span> <span class="muComment"># a == nil =&gt; return false</span>
<span id="L694" class="LineNr">694 </span> <span class="Delimiter">{</span>
<span id="L695" class="LineNr">695 </span> compare a-nil?, <span class="Constant">0</span>/false
<span id="L696" class="LineNr">696 </span> <span class="PreProc">break-if-=</span>
<span id="L697" class="LineNr">697 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L698" class="LineNr">698 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; false (b != <a href='cell.mu.html#L107'>nil</a>)&quot;</span>
<span id="L699" class="LineNr">699 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L700" class="LineNr">700 </span> <span class="Delimiter">}</span>
<span id="L701" class="LineNr">701 </span> <span class="muComment"># b == nil =&gt; return false</span>
<span id="L702" class="LineNr">702 </span> <span class="Delimiter">{</span>
<span id="L703" class="LineNr">703 </span> compare b-nil?, <span class="Constant">0</span>/false
<span id="L704" class="LineNr">704 </span> <span class="PreProc">break-if-=</span>
<span id="L705" class="LineNr">705 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L706" class="LineNr">706 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; false (a != <a href='cell.mu.html#L107'>nil</a>)&quot;</span>
<span id="L707" class="LineNr">707 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L708" class="LineNr">708 </span> <span class="Delimiter">}</span>
<span id="L709" class="LineNr">709 </span> <span class="Delimiter">}</span>
<span id="L710" class="LineNr">710 </span> <span class="muComment"># a and b are pairs</span>
<span id="L711" class="LineNr">711 </span> <span class="PreProc">var</span> a-tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L712" class="LineNr">712 </span> <span class="PreProc">var</span> a-tmp-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address a-tmp-storage
<span id="L713" class="LineNr">713 </span> <span class="PreProc">var</span> b-tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L714" class="LineNr">714 </span> <span class="PreProc">var</span> b-tmp-ah/<span class="Constant">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address b-tmp-storage
<span id="L715" class="LineNr">715 </span> <span class="muComment"># if cars aren't equal, return false</span>
<span id="L716" class="LineNr">716 </span> <a href='evaluate.mu.html#L559'>car</a> a, a-tmp-ah, trace
<span id="L717" class="LineNr">717 </span> <a href='evaluate.mu.html#L559'>car</a> b, b-tmp-ah, trace
<span id="L718" class="LineNr">718 </span> <span class="Delimiter">{</span>
<span id="L719" class="LineNr">719 </span> <span class="PreProc">var</span> _a-tmp/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *a-tmp-ah
<span id="L720" class="LineNr">720 </span> <span class="PreProc">var</span> a-tmp/<span class="Constant">ecx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _a-tmp
<span id="L721" class="LineNr">721 </span> <span class="PreProc">var</span> b-tmp/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *b-tmp-ah
<span id="L722" class="LineNr">722 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='evaluate.mu.html#L615'>cell-isomorphic?</a> a-tmp, b-tmp, trace
<span id="L723" class="LineNr">723 </span> compare result, <span class="Constant">0</span>/false
<span id="L724" class="LineNr">724 </span> <span class="PreProc">break-if-!=</span>
<span id="L725" class="LineNr">725 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L726" class="LineNr">726 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;=&gt; false (<a href='evaluate.mu.html#L559'>car</a> mismatch)&quot;</span>
<span id="L727" class="LineNr">727 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L728" class="LineNr">728 </span> <span class="Delimiter">}</span>
<span id="L729" class="LineNr">729 </span> <span class="muComment"># recurse on cdrs</span>
<span id="L730" class="LineNr">730 </span> <a href='evaluate.mu.html#L587'>cdr</a> a, a-tmp-ah, trace
<span id="L731" class="LineNr">731 </span> <a href='evaluate.mu.html#L587'>cdr</a> b, b-tmp-ah, trace
<span id="L732" class="LineNr">732 </span> <span class="PreProc">var</span> _a-tmp/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *a-tmp-ah
<span id="L733" class="LineNr">733 </span> <span class="PreProc">var</span> a-tmp/<span class="Constant">ecx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _a-tmp
<span id="L734" class="LineNr">734 </span> <span class="PreProc">var</span> b-tmp/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *b-tmp-ah
<span id="L735" class="LineNr">735 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='evaluate.mu.html#L615'>cell-isomorphic?</a> a-tmp, b-tmp, trace
<span id="L736" class="LineNr">736 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L737" class="LineNr">737 </span> <span class="PreProc">return</span> result
<span id="L738" class="LineNr">738 </span><span class="Delimiter">}</span>
<span id="L739" class="LineNr">739 </span>
<span id="L740" class="LineNr">740 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='evaluate.mu.html#L740'>fn?</a></span> _x: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L741" class="LineNr">741 </span> <span class="PreProc">var</span> x/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _x
<span id="L742" class="LineNr">742 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get x, <span class="PreProc">type</span>
<span id="L743" class="LineNr">743 </span> compare *<span class="PreProc">type</span>, <span class="Constant">2</span>/symbol
<span id="L744" class="LineNr">744 </span> <span class="Delimiter">{</span>
<span id="L745" class="LineNr">745 </span> <span class="PreProc">break-if-=</span>
<span id="L746" class="LineNr">746 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L747" class="LineNr">747 </span> <span class="Delimiter">}</span>
<span id="L748" class="LineNr">748 </span> <span class="PreProc">var</span> contents-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get x, text-data
<span id="L749" class="LineNr">749 </span> <span class="PreProc">var</span> contents/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *contents-ah
<span id="L750" class="LineNr">750 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> contents, <span class="Constant">&quot;fn&quot;</span>
<span id="L751" class="LineNr">751 </span> <span class="PreProc">return</span> result
<span id="L752" class="LineNr">752 </span><span class="Delimiter">}</span>
<span id="L753" class="LineNr">753 </span>
<span id="L754" class="LineNr">754 </span><span class="PreProc">fn</span> <span class="muTest"><a href='evaluate.mu.html#L754'>test-evaluate-is-well-behaved</a></span> <span class="Delimiter">{</span>
<span id="L755" class="LineNr">755 </span> <span class="PreProc">var</span> t-storage: trace
<span id="L756" class="LineNr">756 </span> <span class="PreProc">var</span> t/<span class="Constant">esi</span>: (addr trace) <span class="Special">&lt;-</span> address t-storage
<span id="L757" class="LineNr">757 </span> <a href='trace.mu.html#L35'>initialize-trace</a> t, <span class="Constant">0x10</span>, <span class="Constant">0</span>/visible <span class="muComment"># we don't use trace UI</span>
<span id="L758" class="LineNr">758 </span> <span class="muComment"># env = nil</span>
<span id="L759" class="LineNr">759 </span> <span class="PreProc">var</span> env-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L760" class="LineNr">760 </span> <span class="PreProc">var</span> env-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address env-storage
<span id="L761" class="LineNr">761 </span> <a href='cell.mu.html#L87'>allocate-pair</a> env-ah
<span id="L762" class="LineNr">762 </span> <span class="muComment"># eval sym(a), nil env</span>
<span id="L763" class="LineNr">763 </span> <span class="PreProc">var</span> tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L764" class="LineNr">764 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-storage
<span id="L765" class="LineNr">765 </span> <a href='cell.mu.html#L38'>new-symbol</a> tmp-ah, <span class="Constant">&quot;a&quot;</span>
<span id="L766" class="LineNr">766 </span> <a href='evaluate.mu.html#L4'>evaluate</a> tmp-ah, tmp-ah, *env-ah, <span class="Constant">0</span>/no-globals, t, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard
<span id="L767" class="LineNr">767 </span> <span class="muComment"># doesn't die</span>
<span id="L768" class="LineNr">768 </span> <a href='trace.mu.html#L175'>check-trace-contains</a> t, <span class="Constant">&quot;error&quot;</span>, <span class="Constant">&quot;unbound symbol: a&quot;</span>, <span class="Constant">&quot;F - test-evaluate-is-well-behaved&quot;</span>
<span id="L769" class="LineNr">769 </span><span class="Delimiter">}</span>
<span id="L770" class="LineNr">770 </span>
<span id="L771" class="LineNr">771 </span><span class="PreProc">fn</span> <span class="muTest"><a href='evaluate.mu.html#L771'>test-evaluate-number</a></span> <span class="Delimiter">{</span>
<span id="L772" class="LineNr">772 </span> <span class="muComment"># env = nil</span>
<span id="L773" class="LineNr">773 </span> <span class="PreProc">var</span> env-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L774" class="LineNr">774 </span> <span class="PreProc">var</span> env-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address env-storage
<span id="L775" class="LineNr">775 </span> <a href='cell.mu.html#L87'>allocate-pair</a> env-ah
<span id="L776" class="LineNr">776 </span> <span class="muComment"># tmp = 3</span>
<span id="L777" class="LineNr">777 </span> <span class="PreProc">var</span> tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L778" class="LineNr">778 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-storage
<span id="L779" class="LineNr">779 </span> <a href='cell.mu.html#L69'>new-integer</a> tmp-ah, <span class="Constant">3</span>
<span id="L780" class="LineNr">780 </span> <a href='evaluate.mu.html#L4'>evaluate</a> tmp-ah, tmp-ah, *env-ah, <span class="Constant">0</span>/no-globals, <span class="Constant">0</span>/no-trace, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard
<span id="L781" class="LineNr">781 </span> <span class="muComment">#</span>
<span id="L782" class="LineNr">782 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L783" class="LineNr">783 </span> <span class="PreProc">var</span> result-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get result, <span class="PreProc">type</span>
<span id="L784" class="LineNr">784 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-type, <span class="Constant">1</span>/number, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L771'>test-evaluate-number</a>/0&quot;</span>
<span id="L785" class="LineNr">785 </span> <span class="PreProc">var</span> result-value-addr/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get result, number-data
<span id="L786" class="LineNr">786 </span> <span class="PreProc">var</span> result-value/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> convert *result-value-addr
<span id="L787" class="LineNr">787 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> result-value, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L771'>test-evaluate-number</a>/1&quot;</span>
<span id="L788" class="LineNr">788 </span><span class="Delimiter">}</span>
<span id="L789" class="LineNr">789 </span>
<span id="L790" class="LineNr">790 </span><span class="PreProc">fn</span> <span class="muTest"><a href='evaluate.mu.html#L790'>test-evaluate-symbol</a></span> <span class="Delimiter">{</span>
<span id="L791" class="LineNr">791 </span> <span class="muComment"># tmp = (a . 3)</span>
<span id="L792" class="LineNr">792 </span> <span class="PreProc">var</span> val-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L793" class="LineNr">793 </span> <span class="PreProc">var</span> val-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address val-storage
<span id="L794" class="LineNr">794 </span> <a href='cell.mu.html#L69'>new-integer</a> val-ah, <span class="Constant">3</span>
<span id="L795" class="LineNr">795 </span> <span class="PreProc">var</span> key-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L796" class="LineNr">796 </span> <span class="PreProc">var</span> key-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address key-storage
<span id="L797" class="LineNr">797 </span> <a href='cell.mu.html#L38'>new-symbol</a> key-ah, <span class="Constant">&quot;a&quot;</span>
<span id="L798" class="LineNr">798 </span> <span class="PreProc">var</span> env-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L799" class="LineNr">799 </span> <span class="PreProc">var</span> env-ah/<span class="Constant">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address env-storage
<span id="L800" class="LineNr">800 </span> <a href='cell.mu.html#L102'>new-pair</a> env-ah, *key-ah, *val-ah
<span id="L801" class="LineNr">801 </span> <span class="muComment"># env = ((a . 3))</span>
<span id="L802" class="LineNr">802 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L803" class="LineNr">803 </span> <span class="PreProc">var</span> nil-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L804" class="LineNr">804 </span> <a href='cell.mu.html#L87'>allocate-pair</a> nil-ah
<span id="L805" class="LineNr">805 </span> <a href='cell.mu.html#L102'>new-pair</a> env-ah, *env-ah, *nil-ah
<span id="L806" class="LineNr">806 </span> <span class="muComment"># eval sym(a), env</span>
<span id="L807" class="LineNr">807 </span> <span class="PreProc">var</span> tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L808" class="LineNr">808 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-storage
<span id="L809" class="LineNr">809 </span> <a href='cell.mu.html#L38'>new-symbol</a> tmp-ah, <span class="Constant">&quot;a&quot;</span>
<span id="L810" class="LineNr">810 </span> <a href='evaluate.mu.html#L4'>evaluate</a> tmp-ah, tmp-ah, *env-ah, <span class="Constant">0</span>/no-globals, <span class="Constant">0</span>/no-trace, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard
<span id="L811" class="LineNr">811 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L812" class="LineNr">812 </span> <span class="PreProc">var</span> result-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get result, <span class="PreProc">type</span>
<span id="L813" class="LineNr">813 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-type, <span class="Constant">1</span>/number, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L790'>test-evaluate-symbol</a>/0&quot;</span>
<span id="L814" class="LineNr">814 </span> <span class="PreProc">var</span> result-value-addr/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get result, number-data
<span id="L815" class="LineNr">815 </span> <span class="PreProc">var</span> result-value/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> convert *result-value-addr
<span id="L816" class="LineNr">816 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> result-value, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L790'>test-evaluate-symbol</a>/1&quot;</span>
<span id="L817" class="LineNr">817 </span><span class="Delimiter">}</span>
<span id="L818" class="LineNr">818 </span>
<span id="L819" class="LineNr">819 </span><span class="PreProc">fn</span> <span class="muTest"><a href='evaluate.mu.html#L819'>test-evaluate-primitive-function</a></span> <span class="Delimiter">{</span>
<span id="L820" class="LineNr">820 </span> <span class="PreProc">var</span> globals-storage: <a href='global.mu.html#L6'>global-table</a>
<span id="L821" class="LineNr">821 </span> <span class="PreProc">var</span> globals/<span class="Constant">edi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> address globals-storage
<span id="L822" class="LineNr">822 </span> <a href='global.mu.html#L11'>initialize-globals</a> globals
<span id="L823" class="LineNr">823 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L824" class="LineNr">824 </span> <span class="PreProc">var</span> nil-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L825" class="LineNr">825 </span> <a href='cell.mu.html#L87'>allocate-pair</a> nil-ah
<span id="L826" class="LineNr">826 </span> <span class="PreProc">var</span> add-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L827" class="LineNr">827 </span> <span class="PreProc">var</span> add-ah/<span class="Constant">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address add-storage
<span id="L828" class="LineNr">828 </span> <a href='cell.mu.html#L38'>new-symbol</a> add-ah, <span class="Constant">&quot;+&quot;</span>
<span id="L829" class="LineNr">829 </span> <span class="muComment"># eval +, nil env</span>
<span id="L830" class="LineNr">830 </span> <span class="PreProc">var</span> tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L831" class="LineNr">831 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-storage
<span id="L832" class="LineNr">832 </span> <a href='evaluate.mu.html#L4'>evaluate</a> add-ah, tmp-ah, *nil-ah, globals, <span class="Constant">0</span>/no-trace, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard
<span id="L833" class="LineNr">833 </span> <span class="muComment">#</span>
<span id="L834" class="LineNr">834 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L835" class="LineNr">835 </span> <span class="PreProc">var</span> result-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get result, <span class="PreProc">type</span>
<span id="L836" class="LineNr">836 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-type, <span class="Constant">4</span>/primitive-function, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L819'>test-evaluate-primitive-function</a>/0&quot;</span>
<span id="L837" class="LineNr">837 </span> <span class="PreProc">var</span> result-value/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get result, index-data
<span id="L838" class="LineNr">838 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-value, <span class="Constant">2</span>/add, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L819'>test-evaluate-primitive-function</a>/1&quot;</span>
<span id="L839" class="LineNr">839 </span><span class="Delimiter">}</span>
<span id="L840" class="LineNr">840 </span>
<span id="L841" class="LineNr">841 </span><span class="PreProc">fn</span> <span class="muTest"><a href='evaluate.mu.html#L841'>test-evaluate-primitive-function-call</a></span> <span class="Delimiter">{</span>
<span id="L842" class="LineNr">842 </span> <span class="PreProc">var</span> t-storage: trace
<span id="L843" class="LineNr">843 </span> <span class="PreProc">var</span> t/<span class="Constant">edi</span>: (addr trace) <span class="Special">&lt;-</span> address t-storage
<span id="L844" class="LineNr">844 </span> <a href='trace.mu.html#L35'>initialize-trace</a> t, <span class="Constant">0x100</span>, <span class="Constant">0</span>/visible <span class="muComment"># we don't use trace UI</span>
<span id="L845" class="LineNr">845 </span> <span class="muComment">#</span>
<span id="L846" class="LineNr">846 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L847" class="LineNr">847 </span> <span class="PreProc">var</span> nil-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L848" class="LineNr">848 </span> <a href='cell.mu.html#L87'>allocate-pair</a> nil-ah
<span id="L849" class="LineNr">849 </span> <span class="PreProc">var</span> one-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L850" class="LineNr">850 </span> <span class="PreProc">var</span> one-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address one-storage
<span id="L851" class="LineNr">851 </span> <a href='cell.mu.html#L69'>new-integer</a> one-ah, <span class="Constant">1</span>
<span id="L852" class="LineNr">852 </span> <span class="PreProc">var</span> add-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L853" class="LineNr">853 </span> <span class="PreProc">var</span> add-ah/<span class="Constant">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address add-storage
<span id="L854" class="LineNr">854 </span> <a href='cell.mu.html#L38'>new-symbol</a> add-ah, <span class="Constant">&quot;+&quot;</span>
<span id="L855" class="LineNr">855 </span> <span class="muComment"># input is (+ 1 1)</span>
<span id="L856" class="LineNr">856 </span> <span class="PreProc">var</span> tmp-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L857" class="LineNr">857 </span> <span class="PreProc">var</span> tmp-ah/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-storage
<span id="L858" class="LineNr">858 </span> <a href='cell.mu.html#L102'>new-pair</a> tmp-ah, *one-ah, *nil-ah
<span id="L859" class="LineNr">859 </span> <a href='cell.mu.html#L102'>new-pair</a> tmp-ah, *one-ah, *tmp-ah
<span id="L860" class="LineNr">860 </span> <a href='cell.mu.html#L102'>new-pair</a> tmp-ah, *add-ah, *tmp-ah
<span id="L861" class="LineNr">861 </span><span class="CommentedCode">#? dump-cell tmp-ah</span>
<span id="L862" class="LineNr">862 </span> <span class="muComment">#</span>
<span id="L863" class="LineNr">863 </span> <span class="PreProc">var</span> globals-storage: <a href='global.mu.html#L6'>global-table</a>
<span id="L864" class="LineNr">864 </span> <span class="PreProc">var</span> globals/<span class="Constant">edx</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> address globals-storage
<span id="L865" class="LineNr">865 </span> <a href='global.mu.html#L11'>initialize-globals</a> globals
<span id="L866" class="LineNr">866 </span> <span class="muComment">#</span>
<span id="L867" class="LineNr">867 </span> <a href='evaluate.mu.html#L4'>evaluate</a> tmp-ah, tmp-ah, *nil-ah, globals, t, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard
<span id="L868" class="LineNr">868 </span><span class="CommentedCode">#? dump-trace t</span>
<span id="L869" class="LineNr">869 </span> <span class="muComment">#</span>
<span id="L870" class="LineNr">870 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *tmp-ah
<span id="L871" class="LineNr">871 </span> <span class="PreProc">var</span> result-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get result, <span class="PreProc">type</span>
<span id="L872" class="LineNr">872 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> *result-type, <span class="Constant">1</span>/number, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L841'>test-evaluate-primitive-function-call</a>/0&quot;</span>
<span id="L873" class="LineNr">873 </span> <span class="PreProc">var</span> result-value-addr/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get result, number-data
<span id="L874" class="LineNr">874 </span> <span class="PreProc">var</span> result-value/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> convert *result-value-addr
<span id="L875" class="LineNr">875 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> result-value, <span class="Constant">2</span>, <span class="Constant">&quot;F - <a href='evaluate.mu.html#L841'>test-evaluate-primitive-function-call</a>/1&quot;</span>
<span id="L876" class="LineNr">876 </span><span class="Delimiter">}</span>
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<a href='https://github.com/akkartik/mu/blob/main/shell/global.mu'>https://github.com/akkartik/mu/blob/main/shell/global.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="PreProc">type</span> <a href='global.mu.html#L1'>global</a> <span class="Delimiter">{</span>
<span id="L2" class="LineNr"> 2 </span> name: (handle array byte)
<span id="L3" class="LineNr"> 3 </span> value: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L4" class="LineNr"> 4 </span><span class="Delimiter">}</span>
<span id="L5" class="LineNr"> 5 </span>
<span id="L6" class="LineNr"> 6 </span><span class="PreProc">type</span> <a href='global.mu.html#L6'>global-table</a> <span class="Delimiter">{</span>
<span id="L7" class="LineNr"> 7 </span> data: (handle array <a href='global.mu.html#L1'>global</a>)
<span id="L8" class="LineNr"> 8 </span> final-index: int
<span id="L9" class="LineNr"> 9 </span><span class="Delimiter">}</span>
<span id="L10" class="LineNr"> 10 </span>
<span id="L11" class="LineNr"> 11 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L11'>initialize-globals</a></span> _self: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Delimiter">{</span>
<span id="L12" class="LineNr"> 12 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> copy _self
<span id="L13" class="LineNr"> 13 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get self, data
<span id="L14" class="LineNr"> 14 </span> populate data-ah, <span class="Constant">0x10</span>
<span id="L15" class="LineNr"> 15 </span> <span class="muComment"># generic</span>
<span id="L16" class="LineNr"> 16 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;=&quot;</span>
<span id="L17" class="LineNr"> 17 </span> <span class="muComment"># for numbers</span>
<span id="L18" class="LineNr"> 18 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;+&quot;</span>
<span id="L19" class="LineNr"> 19 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;-&quot;</span>
<span id="L20" class="LineNr"> 20 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;*&quot;</span>
<span id="L21" class="LineNr"> 21 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;/&quot;</span>
<span id="L22" class="LineNr"> 22 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;sqrt&quot;</span>
<span id="L23" class="LineNr"> 23 </span> <span class="muComment"># for pairs</span>
<span id="L24" class="LineNr"> 24 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;car&quot;</span>
<span id="L25" class="LineNr"> 25 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;cdr&quot;</span>
<span id="L26" class="LineNr"> 26 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;cons&quot;</span>
<span id="L27" class="LineNr"> 27 </span> <span class="muComment"># for screens</span>
<span id="L28" class="LineNr"> 28 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;print&quot;</span>
<span id="L29" class="LineNr"> 29 </span> <span class="muComment"># for keyboards</span>
<span id="L30" class="LineNr"> 30 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;key&quot;</span>
<span id="L31" class="LineNr"> 31 </span> <span class="muComment"># for streams</span>
<span id="L32" class="LineNr"> 32 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;stream&quot;</span>
<span id="L33" class="LineNr"> 33 </span> <a href='global.mu.html#L112'>append-primitive</a> self, <span class="Constant">&quot;write&quot;</span>
<span id="L34" class="LineNr"> 34 </span><span class="Delimiter">}</span>
<span id="L35" class="LineNr"> 35 </span>
<span id="L36" class="LineNr"> 36 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L36'>render-globals</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='global.mu.html#L6'>global-table</a>), xmin: int, ymin: int, xmax: int, ymax: int <span class="Delimiter">{</span>
<span id="L37" class="LineNr"> 37 </span> <a href='../500text-screen.mu.html#L253'>clear-rect</a> <a href='../500text-screen.mu.html#L9'>screen</a>, xmin, ymin, xmax, ymax, <span class="Constant">0x12</span>/bg=almost-black
<span id="L38" class="LineNr"> 38 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> copy _self
<span id="L39" class="LineNr"> 39 </span> <span class="muComment"># render primitives</span>
<span id="L40" class="LineNr"> 40 </span> <span class="PreProc">var</span> bottom-line/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy ymax
<span id="L41" class="LineNr"> 41 </span> bottom-line <span class="Special">&lt;-</span> decrement
<span id="L42" class="LineNr"> 42 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get self, data
<span id="L43" class="LineNr"> 43 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L44" class="LineNr"> 44 </span> <span class="PreProc">var</span> curr-index/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">1</span>
<span id="L45" class="LineNr"> 45 </span> <span class="PreProc">var</span> x/<span class="Constant">edi</span>: int <span class="Special">&lt;-</span> copy xmin
<span id="L46" class="LineNr"> 46 </span> <span class="Delimiter">{</span>
<span id="L47" class="LineNr"> 47 </span> <span class="PreProc">var</span> curr-offset/<span class="Constant">ebx</span>: (offset <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> compute-offset data, curr-index
<span id="L48" class="LineNr"> 48 </span> <span class="PreProc">var</span> curr/<span class="Constant">ebx</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> index data, curr-offset
<span id="L49" class="LineNr"> 49 </span> <span class="PreProc">var</span> continue?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='global.mu.html#L94'>primitive-global?</a> curr
<span id="L50" class="LineNr"> 50 </span> compare continue?, <span class="Constant">0</span>/false
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">break-if-=</span>
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">var</span> curr-name-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="Special">&lt;-</span> get curr, name
<span id="L53" class="LineNr"> 53 </span> <span class="PreProc">var</span> _curr-name/<span class="Constant">eax</span>: (addr array byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-name-ah
<span id="L54" class="LineNr"> 54 </span> <span class="PreProc">var</span> curr-name/<span class="Constant">ebx</span>: (addr array byte) <span class="Special">&lt;-</span> copy _curr-name
<span id="L55" class="LineNr"> 55 </span> <span class="PreProc">var</span> tmpx/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy x
<span id="L56" class="LineNr"> 56 </span> tmpx <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L100'>draw-text-rightward</a> <a href='../500text-screen.mu.html#L9'>screen</a>, curr-name, tmpx, xmax, bottom-line, <span class="Constant">0x2a</span>/fg=orange, <span class="Constant">0x12</span>/bg=almost-black
<span id="L57" class="LineNr"> 57 </span> tmpx <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L100'>draw-text-rightward</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot; &quot;</span>, tmpx, xmax, bottom-line, <span class="Constant">7</span>/fg=grey, <span class="Constant">0x12</span>/bg=almost-black
<span id="L58" class="LineNr"> 58 </span> x <span class="Special">&lt;-</span> copy tmpx
<span id="L59" class="LineNr"> 59 </span> curr-index <span class="Special">&lt;-</span> increment
<span id="L60" class="LineNr"> 60 </span> <span class="PreProc">loop</span>
<span id="L61" class="LineNr"> 61 </span> <span class="Delimiter">}</span>
<span id="L62" class="LineNr"> 62 </span> <span class="PreProc">var</span> lowest-index/<span class="Constant">edi</span>: int <span class="Special">&lt;-</span> copy curr-index
<span id="L63" class="LineNr"> 63 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy ymin
<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get self, data
<span id="L65" class="LineNr"> 65 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L66" class="LineNr"> 66 </span> <span class="PreProc">var</span> final-index/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get self, final-index
<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">var</span> curr-index/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy *final-index
<span id="L68" class="LineNr"> 68 </span> <span class="Delimiter">{</span>
<span id="L69" class="LineNr"> 69 </span> compare curr-index, lowest-index
<span id="L70" class="LineNr"> 70 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L71" class="LineNr"> 71 </span> compare y, ymax
<span id="L72" class="LineNr"> 72 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L73" class="LineNr"> 73 </span> <span class="Delimiter">{</span>
<span id="L74" class="LineNr"> 74 </span> <span class="PreProc">var</span> curr-offset/<span class="Constant">ebx</span>: (offset <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> compute-offset data, curr-index
<span id="L75" class="LineNr"> 75 </span> <span class="PreProc">var</span> curr/<span class="Constant">ebx</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> index data, curr-offset
<span id="L76" class="LineNr"> 76 </span> <span class="PreProc">var</span> curr-name-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="Special">&lt;-</span> get curr, name
<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">var</span> _curr-name/<span class="Constant">eax</span>: (addr array byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-name-ah
<span id="L78" class="LineNr"> 78 </span> <span class="PreProc">var</span> curr-name/<span class="Constant">edx</span>: (addr array byte) <span class="Special">&lt;-</span> copy _curr-name
<span id="L79" class="LineNr"> 79 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy xmin
<span id="L80" class="LineNr"> 80 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, curr-name, xmin, ymin, xmax, ymax, x, y, <span class="Constant">0x2a</span>/fg=orange, <span class="Constant">0x12</span>/bg=almost-black
<span id="L81" class="LineNr"> 81 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L167'>draw-text-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot; &lt;- &quot;</span>, xmin, ymin, xmax, ymax, x, y, <span class="Constant">7</span>/fg=grey, <span class="Constant">0x12</span>/bg=almost-black
<span id="L82" class="LineNr"> 82 </span> <span class="PreProc">var</span> curr-value/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, value
<span id="L83" class="LineNr"> 83 </span> <span class="PreProc">var</span> s-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L84" class="LineNr"> 84 </span> <span class="PreProc">var</span> s/<span class="Constant">ebx</span>: (addr stream byte) <span class="Special">&lt;-</span> address s-storage
<span id="L85" class="LineNr"> 85 </span> <a href='print.mu.html#L1'>print-cell</a> curr-value, s, <span class="Constant">0</span>/no-trace
<span id="L86" class="LineNr"> 86 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L181'>draw-stream-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, s, xmin, ymin, xmax, ymax, x, y, <span class="Constant">0x3</span>/fg=cyan, <span class="Constant">0x12</span>/bg=almost-black
<span id="L87" class="LineNr"> 87 </span> <span class="Delimiter">}</span>
<span id="L88" class="LineNr"> 88 </span> curr-index <span class="Special">&lt;-</span> decrement
<span id="L89" class="LineNr"> 89 </span> y <span class="Special">&lt;-</span> increment
<span id="L90" class="LineNr"> 90 </span> <span class="PreProc">loop</span>
<span id="L91" class="LineNr"> 91 </span> <span class="Delimiter">}</span>
<span id="L92" class="LineNr"> 92 </span><span class="Delimiter">}</span>
<span id="L93" class="LineNr"> 93 </span>
<span id="L94" class="LineNr"> 94 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L94'>primitive-global?</a></span> _x: (addr <a href='global.mu.html#L1'>global</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> copy _x
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">var</span> value-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, value
<span id="L97" class="LineNr"> 97 </span> <span class="PreProc">var</span> value/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *value-ah
<span id="L98" class="LineNr"> 98 </span> compare value, <span class="Constant">0</span>/null
<span id="L99" class="LineNr"> 99 </span> <span class="Delimiter">{</span>
<span id="L100" class="LineNr">100 </span> <span class="PreProc">break-if-!=</span>
<span id="L101" class="LineNr">101 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L102" class="LineNr">102 </span> <span class="Delimiter">}</span>
<span id="L103" class="LineNr">103 </span> <span class="PreProc">var</span> value-type/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get value, <span class="PreProc">type</span>
<span id="L104" class="LineNr">104 </span> compare *value-type, <span class="Constant">4</span>/primitive
<span id="L105" class="LineNr">105 </span> <span class="Delimiter">{</span>
<span id="L106" class="LineNr">106 </span> <span class="PreProc">break-if-=</span>
<span id="L107" class="LineNr">107 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L108" class="LineNr">108 </span> <span class="Delimiter">}</span>
<span id="L109" class="LineNr">109 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L110" class="LineNr">110 </span><span class="Delimiter">}</span>
<span id="L111" class="LineNr">111 </span>
<span id="L112" class="LineNr">112 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L112'>append-primitive</a></span> _self: (addr <a href='global.mu.html#L6'>global-table</a>), name: (addr array byte) <span class="Delimiter">{</span>
<span id="L113" class="LineNr">113 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> copy _self
<span id="L114" class="LineNr">114 </span> <span class="PreProc">var</span> final-index-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get self, final-index
<span id="L115" class="LineNr">115 </span> increment *final-index-addr
<span id="L116" class="LineNr">116 </span> <span class="PreProc">var</span> curr-index/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy *final-index-addr
<span id="L117" class="LineNr">117 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get self, data
<span id="L118" class="LineNr">118 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> curr-offset/<span class="Constant">esi</span>: (offset <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> compute-offset data, curr-index
<span id="L120" class="LineNr">120 </span> <span class="PreProc">var</span> curr/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> index data, curr-offset
<span id="L121" class="LineNr">121 </span> <span class="PreProc">var</span> curr-name-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="Special">&lt;-</span> get curr, name
<span id="L122" class="LineNr">122 </span> <a href='../312copy.subx.html#L3'>copy-array-object</a> name, curr-name-ah
<span id="L123" class="LineNr">123 </span> <span class="PreProc">var</span> curr-value-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, value
<span id="L124" class="LineNr">124 </span> <a href='cell.mu.html#L127'>new-primitive-function</a> curr-value-ah, curr-index
<span id="L125" class="LineNr">125 </span><span class="Delimiter">}</span>
<span id="L126" class="LineNr">126 </span>
<span id="L127" class="LineNr">127 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L127'>append-global</a></span> _self: (addr <a href='global.mu.html#L6'>global-table</a>), name: (addr array byte), value: (handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L128" class="LineNr">128 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> copy _self
<span id="L129" class="LineNr">129 </span> <span class="PreProc">var</span> final-index-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get self, final-index
<span id="L130" class="LineNr">130 </span> increment *final-index-addr
<span id="L131" class="LineNr">131 </span> <span class="PreProc">var</span> curr-index/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy *final-index-addr
<span id="L132" class="LineNr">132 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get self, data
<span id="L133" class="LineNr">133 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L134" class="LineNr">134 </span> <span class="PreProc">var</span> curr-offset/<span class="Constant">esi</span>: (offset <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> compute-offset data, curr-index
<span id="L135" class="LineNr">135 </span> <span class="PreProc">var</span> curr/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> index data, curr-offset
<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> curr-name-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="Special">&lt;-</span> get curr, name
<span id="L137" class="LineNr">137 </span> <a href='../312copy.subx.html#L3'>copy-array-object</a> name, curr-name-ah
<span id="L138" class="LineNr">138 </span> <span class="PreProc">var</span> curr-value-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, value
<span id="L139" class="LineNr">139 </span> <a href='../120allocate.subx.html#L455'>copy-handle</a> value, curr-value-ah
<span id="L140" class="LineNr">140 </span><span class="Delimiter">}</span>
<span id="L141" class="LineNr">141 </span>
<span id="L142" class="LineNr">142 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L142'>lookup-symbol-in-globals</a></span> _sym: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), _globals: (addr <a href='global.mu.html#L6'>global-table</a>), trace: (addr trace), <a href='../500text-screen.mu.html#L17'>screen-cell</a>: (addr handle <a href='cell.mu.html#L1'>cell</a>), keyboard-cell: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L143" class="LineNr">143 </span> <span class="PreProc">var</span> sym/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _sym
<span id="L144" class="LineNr">144 </span> <span class="PreProc">var</span> sym-name-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get sym, text-data
<span id="L145" class="LineNr">145 </span> <span class="PreProc">var</span> _sym-name/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *sym-name-ah
<span id="L146" class="LineNr">146 </span> <span class="PreProc">var</span> sym-name/<span class="Constant">edx</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _sym-name
<span id="L147" class="LineNr">147 </span> <span class="PreProc">var</span> globals/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> copy _globals
<span id="L148" class="LineNr">148 </span> <span class="Delimiter">{</span>
<span id="L149" class="LineNr">149 </span> compare globals, <span class="Constant">0</span>
<span id="L150" class="LineNr">150 </span> <span class="PreProc">break-if-=</span>
<span id="L151" class="LineNr">151 </span> <span class="PreProc">var</span> curr-index/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> <a href='global.mu.html#L193'>find-symbol-in-globals</a> globals, sym-name
<span id="L152" class="LineNr">152 </span> compare curr-index, <span class="Constant">-1</span>/not-found
<span id="L153" class="LineNr">153 </span> <span class="PreProc">break-if-=</span>
<span id="L154" class="LineNr">154 </span> <span class="PreProc">var</span> global-data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get globals, data
<span id="L155" class="LineNr">155 </span> <span class="PreProc">var</span> global-data/<span class="Constant">eax</span>: (addr array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *global-data-ah
<span id="L156" class="LineNr">156 </span> <span class="PreProc">var</span> curr-offset/<span class="Constant">ebx</span>: (offset <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> compute-offset global-data, curr-index
<span id="L157" class="LineNr">157 </span> <span class="PreProc">var</span> curr/<span class="Constant">ebx</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> index global-data, curr-offset
<span id="L158" class="LineNr">158 </span> <span class="PreProc">var</span> curr-value/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, value
<span id="L159" class="LineNr">159 </span> copy-object curr-value, out
<span id="L160" class="LineNr">160 </span> <span class="PreProc">return</span>
<span id="L161" class="LineNr">161 </span> <span class="Delimiter">}</span>
<span id="L162" class="LineNr">162 </span> <span class="muComment"># if sym is &quot;screen&quot; and screen-cell exists, return it</span>
<span id="L163" class="LineNr">163 </span> <span class="Delimiter">{</span>
<span id="L164" class="LineNr">164 </span> <span class="PreProc">var</span> sym-is-screen?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> sym-name, <span class="Constant">&quot;screen&quot;</span>
<span id="L165" class="LineNr">165 </span> compare sym-is-screen?, <span class="Constant">0</span>/false
<span id="L166" class="LineNr">166 </span> <span class="PreProc">break-if-=</span>
<span id="L167" class="LineNr">167 </span> compare <a href='../500text-screen.mu.html#L17'>screen-cell</a>, <span class="Constant">0</span>
<span id="L168" class="LineNr">168 </span> <span class="PreProc">break-if-=</span>
<span id="L169" class="LineNr">169 </span> copy-object <a href='../500text-screen.mu.html#L17'>screen-cell</a>, out
<span id="L170" class="LineNr">170 </span> <span class="PreProc">return</span>
<span id="L171" class="LineNr">171 </span> <span class="Delimiter">}</span>
<span id="L172" class="LineNr">172 </span> <span class="muComment"># if sym is &quot;keyboard&quot; and keyboard-cell exists, return it</span>
<span id="L173" class="LineNr">173 </span> <span class="Delimiter">{</span>
<span id="L174" class="LineNr">174 </span> <span class="PreProc">var</span> sym-is-keyboard?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> sym-name, <span class="Constant">&quot;keyboard&quot;</span>
<span id="L175" class="LineNr">175 </span> compare sym-is-keyboard?, <span class="Constant">0</span>/false
<span id="L176" class="LineNr">176 </span> <span class="PreProc">break-if-=</span>
<span id="L177" class="LineNr">177 </span> compare keyboard-cell, <span class="Constant">0</span>
<span id="L178" class="LineNr">178 </span> <span class="PreProc">break-if-=</span>
<span id="L179" class="LineNr">179 </span> copy-object keyboard-cell, out
<span id="L180" class="LineNr">180 </span> <span class="PreProc">return</span>
<span id="L181" class="LineNr">181 </span> <span class="Delimiter">}</span>
<span id="L182" class="LineNr">182 </span> <span class="muComment"># otherwise error &quot;unbound symbol: &quot;, sym</span>
<span id="L183" class="LineNr">183 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L184" class="LineNr">184 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L185" class="LineNr">185 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;unbound symbol: &quot;</span>
<span id="L186" class="LineNr">186 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> sym-name
<span id="L187" class="LineNr">187 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> stream, sym-name
<span id="L188" class="LineNr">188 </span> trace trace, <span class="Constant">&quot;error&quot;</span>, stream
<span id="L189" class="LineNr">189 </span><span class="Delimiter">}</span>
<span id="L190" class="LineNr">190 </span>
<span id="L191" class="LineNr">191 </span><span class="muComment"># return the index in globals containing 'sym'</span>
<span id="L192" class="LineNr">192 </span><span class="muComment"># or -1 if not found</span>
<span id="L193" class="LineNr">193 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L193'>find-symbol-in-globals</a></span> _globals: (addr <a href='global.mu.html#L6'>global-table</a>), sym-name: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L194" class="LineNr">194 </span> <span class="PreProc">var</span> globals/<span class="Constant">esi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> copy _globals
<span id="L195" class="LineNr">195 </span> compare globals, <span class="Constant">0</span>
<span id="L196" class="LineNr">196 </span> <span class="Delimiter">{</span>
<span id="L197" class="LineNr">197 </span> <span class="PreProc">break-if-!=</span>
<span id="L198" class="LineNr">198 </span> <span class="PreProc">return</span> <span class="Constant">-1</span>/not-found
<span id="L199" class="LineNr">199 </span> <span class="Delimiter">}</span>
<span id="L200" class="LineNr">200 </span> <span class="PreProc">var</span> global-data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get globals, data
<span id="L201" class="LineNr">201 </span> <span class="PreProc">var</span> global-data/<span class="Constant">eax</span>: (addr array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *global-data-ah
<span id="L202" class="LineNr">202 </span> <span class="PreProc">var</span> final-index/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get globals, final-index
<span id="L203" class="LineNr">203 </span> <span class="PreProc">var</span> curr-index/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy *final-index
<span id="L204" class="LineNr">204 </span> <span class="Delimiter">{</span>
<span id="L205" class="LineNr">205 </span> compare curr-index, <span class="Constant">0</span>
<span id="L206" class="LineNr">206 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> curr-offset/<span class="Constant">ebx</span>: (offset <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> compute-offset global-data, curr-index
<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> curr/<span class="Constant">ebx</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> index global-data, curr-offset
<span id="L209" class="LineNr">209 </span> <span class="PreProc">var</span> curr-name-ah/<span class="Constant">eax</span>: (addr handle array byte) <span class="Special">&lt;-</span> get curr, name
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> curr-name/<span class="Constant">eax</span>: (addr array byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-name-ah
<span id="L211" class="LineNr">211 </span> <span class="PreProc">var</span> found?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../109stream-equal.subx.html#L9'>stream-data-equal?</a> sym-name, curr-name
<span id="L212" class="LineNr">212 </span> compare found?, <span class="Constant">0</span>/false
<span id="L213" class="LineNr">213 </span> <span class="Delimiter">{</span>
<span id="L214" class="LineNr">214 </span> <span class="PreProc">break-if-=</span>
<span id="L215" class="LineNr">215 </span> <span class="PreProc">return</span> curr-index
<span id="L216" class="LineNr">216 </span> <span class="Delimiter">}</span>
<span id="L217" class="LineNr">217 </span> curr-index <span class="Special">&lt;-</span> decrement
<span id="L218" class="LineNr">218 </span> <span class="PreProc">loop</span>
<span id="L219" class="LineNr">219 </span> <span class="Delimiter">}</span>
<span id="L220" class="LineNr">220 </span> <span class="PreProc">return</span> <span class="Constant">-1</span>/not-found
<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span>
<span id="L222" class="LineNr">222 </span>
<span id="L223" class="LineNr">223 </span><span class="muComment"># a little strange; goes from value to name and selects primitive based on name</span>
<span id="L224" class="LineNr">224 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L224'>apply-primitive</a></span> _f: (addr <a href='cell.mu.html#L1'>cell</a>), args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), _globals: (addr <a href='global.mu.html#L6'>global-table</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L225" class="LineNr">225 </span> <span class="PreProc">var</span> f/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _f
<span id="L226" class="LineNr">226 </span> <span class="PreProc">var</span> f-index-a/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get f, index-data
<span id="L227" class="LineNr">227 </span> <span class="PreProc">var</span> f-index/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy *f-index-a
<span id="L228" class="LineNr">228 </span> <span class="PreProc">var</span> globals/<span class="Constant">eax</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> copy _globals
<span id="L229" class="LineNr">229 </span> <span class="PreProc">var</span> global-data-ah/<span class="Constant">eax</span>: (addr handle array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> get globals, data
<span id="L230" class="LineNr">230 </span> <span class="PreProc">var</span> global-data/<span class="Constant">eax</span>: (addr array <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *global-data-ah
<span id="L231" class="LineNr">231 </span> <span class="PreProc">var</span> f-offset/<span class="Constant">ecx</span>: (offset <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> compute-offset global-data, f-index
<span id="L232" class="LineNr">232 </span> <span class="PreProc">var</span> f-value/<span class="Constant">ecx</span>: (addr <a href='global.mu.html#L1'>global</a>) <span class="Special">&lt;-</span> index global-data, f-offset
<span id="L233" class="LineNr">233 </span> <span class="PreProc">var</span> f-name-ah/<span class="Constant">ecx</span>: (addr handle array byte) <span class="Special">&lt;-</span> get f-value, name
<span id="L234" class="LineNr">234 </span> <span class="PreProc">var</span> f-name/<span class="Constant">eax</span>: (addr array byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *f-name-ah
<span id="L235" class="LineNr">235 </span> <span class="Delimiter">{</span>
<span id="L236" class="LineNr">236 </span> <span class="PreProc">var</span> is-add?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;+&quot;</span>
<span id="L237" class="LineNr">237 </span> compare is-add?, <span class="Constant">0</span>/false
<span id="L238" class="LineNr">238 </span> <span class="PreProc">break-if-=</span>
<span id="L239" class="LineNr">239 </span> <a href='global.mu.html#L329'>apply-add</a> args-ah, out, trace
<span id="L240" class="LineNr">240 </span> <span class="PreProc">return</span>
<span id="L241" class="LineNr">241 </span> <span class="Delimiter">}</span>
<span id="L242" class="LineNr">242 </span> <span class="Delimiter">{</span>
<span id="L243" class="LineNr">243 </span> <span class="PreProc">var</span> is-subtract?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;-&quot;</span>
<span id="L244" class="LineNr">244 </span> compare is-subtract?, <span class="Constant">0</span>/false
<span id="L245" class="LineNr">245 </span> <span class="PreProc">break-if-=</span>
<span id="L246" class="LineNr">246 </span> <a href='global.mu.html#L375'>apply-subtract</a> args-ah, out, trace
<span id="L247" class="LineNr">247 </span> <span class="PreProc">return</span>
<span id="L248" class="LineNr">248 </span> <span class="Delimiter">}</span>
<span id="L249" class="LineNr">249 </span> <span class="Delimiter">{</span>
<span id="L250" class="LineNr">250 </span> <span class="PreProc">var</span> is-multiply?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;*&quot;</span>
<span id="L251" class="LineNr">251 </span> compare is-multiply?, <span class="Constant">0</span>/false
<span id="L252" class="LineNr">252 </span> <span class="PreProc">break-if-=</span>
<span id="L253" class="LineNr">253 </span> <a href='global.mu.html#L419'>apply-multiply</a> args-ah, out, trace
<span id="L254" class="LineNr">254 </span> <span class="PreProc">return</span>
<span id="L255" class="LineNr">255 </span> <span class="Delimiter">}</span>
<span id="L256" class="LineNr">256 </span> <span class="Delimiter">{</span>
<span id="L257" class="LineNr">257 </span> <span class="PreProc">var</span> is-divide?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;/&quot;</span>
<span id="L258" class="LineNr">258 </span> compare is-divide?, <span class="Constant">0</span>/false
<span id="L259" class="LineNr">259 </span> <span class="PreProc">break-if-=</span>
<span id="L260" class="LineNr">260 </span> <a href='global.mu.html#L463'>apply-divide</a> args-ah, out, trace
<span id="L261" class="LineNr">261 </span> <span class="PreProc">return</span>
<span id="L262" class="LineNr">262 </span> <span class="Delimiter">}</span>
<span id="L263" class="LineNr">263 </span> <span class="Delimiter">{</span>
<span id="L264" class="LineNr">264 </span> <span class="PreProc">var</span> is-square-root?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;sqrt&quot;</span>
<span id="L265" class="LineNr">265 </span> compare is-square-root?, <span class="Constant">0</span>/false
<span id="L266" class="LineNr">266 </span> <span class="PreProc">break-if-=</span>
<span id="L267" class="LineNr">267 </span> <a href='global.mu.html#L507'>apply-square-root</a> args-ah, out, trace
<span id="L268" class="LineNr">268 </span> <span class="PreProc">return</span>
<span id="L269" class="LineNr">269 </span> <span class="Delimiter">}</span>
<span id="L270" class="LineNr">270 </span> <span class="Delimiter">{</span>
<span id="L271" class="LineNr">271 </span> <span class="PreProc">var</span> is-car?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;car&quot;</span>
<span id="L272" class="LineNr">272 </span> compare is-car?, <span class="Constant">0</span>/false
<span id="L273" class="LineNr">273 </span> <span class="PreProc">break-if-=</span>
<span id="L274" class="LineNr">274 </span> <a href='global.mu.html#L536'>apply-car</a> args-ah, out, trace
<span id="L275" class="LineNr">275 </span> <span class="PreProc">return</span>
<span id="L276" class="LineNr">276 </span> <span class="Delimiter">}</span>
<span id="L277" class="LineNr">277 </span> <span class="Delimiter">{</span>
<span id="L278" class="LineNr">278 </span> <span class="PreProc">var</span> is-cdr?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;cdr&quot;</span>
<span id="L279" class="LineNr">279 </span> compare is-cdr?, <span class="Constant">0</span>/false
<span id="L280" class="LineNr">280 </span> <span class="PreProc">break-if-=</span>
<span id="L281" class="LineNr">281 </span> <a href='global.mu.html#L564'>apply-cdr</a> args-ah, out, trace
<span id="L282" class="LineNr">282 </span> <span class="PreProc">return</span>
<span id="L283" class="LineNr">283 </span> <span class="Delimiter">}</span>
<span id="L284" class="LineNr">284 </span> <span class="Delimiter">{</span>
<span id="L285" class="LineNr">285 </span> <span class="PreProc">var</span> is-cons?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;cons&quot;</span>
<span id="L286" class="LineNr">286 </span> compare is-cons?, <span class="Constant">0</span>/false
<span id="L287" class="LineNr">287 </span> <span class="PreProc">break-if-=</span>
<span id="L288" class="LineNr">288 </span> <a href='global.mu.html#L592'>apply-cons</a> args-ah, out, trace
<span id="L289" class="LineNr">289 </span> <span class="PreProc">return</span>
<span id="L290" class="LineNr">290 </span> <span class="Delimiter">}</span>
<span id="L291" class="LineNr">291 </span> <span class="Delimiter">{</span>
<span id="L292" class="LineNr">292 </span> <span class="PreProc">var</span> is-compare?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;=&quot;</span>
<span id="L293" class="LineNr">293 </span> compare is-compare?, <span class="Constant">0</span>/false
<span id="L294" class="LineNr">294 </span> <span class="PreProc">break-if-=</span>
<span id="L295" class="LineNr">295 </span> <a href='global.mu.html#L616'>apply-compare</a> args-ah, out, trace
<span id="L296" class="LineNr">296 </span> <span class="PreProc">return</span>
<span id="L297" class="LineNr">297 </span> <span class="Delimiter">}</span>
<span id="L298" class="LineNr">298 </span> <span class="Delimiter">{</span>
<span id="L299" class="LineNr">299 </span> <span class="PreProc">var</span> is-print?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;print&quot;</span>
<span id="L300" class="LineNr">300 </span> compare is-print?, <span class="Constant">0</span>/false
<span id="L301" class="LineNr">301 </span> <span class="PreProc">break-if-=</span>
<span id="L302" class="LineNr">302 </span> <a href='global.mu.html#L650'>apply-print</a> args-ah, out, trace
<span id="L303" class="LineNr">303 </span> <span class="PreProc">return</span>
<span id="L304" class="LineNr">304 </span> <span class="Delimiter">}</span>
<span id="L305" class="LineNr">305 </span> <span class="Delimiter">{</span>
<span id="L306" class="LineNr">306 </span> <span class="PreProc">var</span> wait-for-key?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;key&quot;</span>
<span id="L307" class="LineNr">307 </span> compare wait-for-key?, <span class="Constant">0</span>/false
<span id="L308" class="LineNr">308 </span> <span class="PreProc">break-if-=</span>
<span id="L309" class="LineNr">309 </span> <a href='global.mu.html#L689'>apply-wait-for-key</a> args-ah, out, trace
<span id="L310" class="LineNr">310 </span> <span class="PreProc">return</span>
<span id="L311" class="LineNr">311 </span> <span class="Delimiter">}</span>
<span id="L312" class="LineNr">312 </span> <span class="Delimiter">{</span>
<span id="L313" class="LineNr">313 </span> <span class="PreProc">var</span> is-stream?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;stream&quot;</span>
<span id="L314" class="LineNr">314 </span> compare is-stream?, <span class="Constant">0</span>/false
<span id="L315" class="LineNr">315 </span> <span class="PreProc">break-if-=</span>
<span id="L316" class="LineNr">316 </span> <a href='global.mu.html#L735'>apply-stream</a> args-ah, out, trace
<span id="L317" class="LineNr">317 </span> <span class="PreProc">return</span>
<span id="L318" class="LineNr">318 </span> <span class="Delimiter">}</span>
<span id="L319" class="LineNr">319 </span> <span class="Delimiter">{</span>
<span id="L320" class="LineNr">320 </span> <span class="PreProc">var</span> write?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../105string-equal.subx.html#L8'>string-equal?</a> f-name, <span class="Constant">&quot;write&quot;</span>
<span id="L321" class="LineNr">321 </span> compare write?, <span class="Constant">0</span>/false
<span id="L322" class="LineNr">322 </span> <span class="PreProc">break-if-=</span>
<span id="L323" class="LineNr">323 </span> <a href='global.mu.html#L740'>apply-write</a> args-ah, out, trace
<span id="L324" class="LineNr">324 </span> <span class="PreProc">return</span>
<span id="L325" class="LineNr">325 </span> <span class="Delimiter">}</span>
<span id="L326" class="LineNr">326 </span> <a href='../501draw-text.mu.html#L481'>abort</a> <span class="Constant">&quot;unknown primitive function&quot;</span>
<span id="L327" class="LineNr">327 </span><span class="Delimiter">}</span>
<span id="L328" class="LineNr">328 </span>
<span id="L329" class="LineNr">329 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L329'>apply-add</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L330" class="LineNr">330 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply +&quot;</span>
<span id="L331" class="LineNr">331 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L332" class="LineNr">332 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L333" class="LineNr">333 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L334" class="LineNr">334 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L335" class="LineNr">335 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L336" class="LineNr">336 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L337" class="LineNr">337 </span> <span class="Delimiter">{</span>
<span id="L338" class="LineNr">338 </span> <span class="PreProc">break-if-=</span>
<span id="L339" class="LineNr">339 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;+ needs 2 args but got 0&quot;</span>
<span id="L340" class="LineNr">340 </span> <span class="PreProc">return</span>
<span id="L341" class="LineNr">341 </span> <span class="Delimiter">}</span>
<span id="L342" class="LineNr">342 </span> <span class="muComment"># args-&gt;left-&gt;value</span>
<span id="L343" class="LineNr">343 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L344" class="LineNr">344 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L345" class="LineNr">345 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L346" class="LineNr">346 </span> compare *first-type, <span class="Constant">1</span>/number
<span id="L347" class="LineNr">347 </span> <span class="Delimiter">{</span>
<span id="L348" class="LineNr">348 </span> <span class="PreProc">break-if-=</span>
<span id="L349" class="LineNr">349 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg for + is not a number&quot;</span>
<span id="L350" class="LineNr">350 </span> <span class="PreProc">return</span>
<span id="L351" class="LineNr">351 </span> <span class="Delimiter">}</span>
<span id="L352" class="LineNr">352 </span> <span class="PreProc">var</span> first-value/<span class="Constant">ecx</span>: (addr float) <span class="Special">&lt;-</span> get first, number-data
<span id="L353" class="LineNr">353 </span> <span class="muComment"># args-&gt;right-&gt;left-&gt;value</span>
<span id="L354" class="LineNr">354 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L355" class="LineNr">355 </span><span class="CommentedCode">#? dump-cell right-ah</span>
<span id="L356" class="LineNr">356 </span><span class="CommentedCode">#? abort &quot;aaa&quot;</span>
<span id="L357" class="LineNr">357 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L358" class="LineNr">358 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L359" class="LineNr">359 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L360" class="LineNr">360 </span> <span class="PreProc">var</span> second/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *second-ah
<span id="L361" class="LineNr">361 </span> <span class="PreProc">var</span> second-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get second, <span class="PreProc">type</span>
<span id="L362" class="LineNr">362 </span> compare *second-type, <span class="Constant">1</span>/number
<span id="L363" class="LineNr">363 </span> <span class="Delimiter">{</span>
<span id="L364" class="LineNr">364 </span> <span class="PreProc">break-if-=</span>
<span id="L365" class="LineNr">365 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;second arg for + is not a number&quot;</span>
<span id="L366" class="LineNr">366 </span> <span class="PreProc">return</span>
<span id="L367" class="LineNr">367 </span> <span class="Delimiter">}</span>
<span id="L368" class="LineNr">368 </span> <span class="PreProc">var</span> second-value/<span class="Constant">edx</span>: (addr float) <span class="Special">&lt;-</span> get second, number-data
<span id="L369" class="LineNr">369 </span> <span class="muComment"># add</span>
<span id="L370" class="LineNr">370 </span> <span class="PreProc">var</span> result/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy *first-value
<span id="L371" class="LineNr">371 </span> result <span class="Special">&lt;-</span> add *second-value
<span id="L372" class="LineNr">372 </span> <a href='cell.mu.html#L82'>new-float</a> out, result
<span id="L373" class="LineNr">373 </span><span class="Delimiter">}</span>
<span id="L374" class="LineNr">374 </span>
<span id="L375" class="LineNr">375 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L375'>apply-subtract</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L376" class="LineNr">376 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply -&quot;</span>
<span id="L377" class="LineNr">377 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L378" class="LineNr">378 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L379" class="LineNr">379 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L380" class="LineNr">380 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L381" class="LineNr">381 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L382" class="LineNr">382 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L383" class="LineNr">383 </span> <span class="Delimiter">{</span>
<span id="L384" class="LineNr">384 </span> <span class="PreProc">break-if-=</span>
<span id="L385" class="LineNr">385 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;- needs 2 args but got 0&quot;</span>
<span id="L386" class="LineNr">386 </span> <span class="PreProc">return</span>
<span id="L387" class="LineNr">387 </span> <span class="Delimiter">}</span>
<span id="L388" class="LineNr">388 </span> <span class="muComment"># args-&gt;left-&gt;value</span>
<span id="L389" class="LineNr">389 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L390" class="LineNr">390 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L391" class="LineNr">391 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L392" class="LineNr">392 </span> compare *first-type, <span class="Constant">1</span>/number
<span id="L393" class="LineNr">393 </span> <span class="Delimiter">{</span>
<span id="L394" class="LineNr">394 </span> <span class="PreProc">break-if-=</span>
<span id="L395" class="LineNr">395 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg for - is not a number&quot;</span>
<span id="L396" class="LineNr">396 </span> <span class="PreProc">return</span>
<span id="L397" class="LineNr">397 </span> <span class="Delimiter">}</span>
<span id="L398" class="LineNr">398 </span> <span class="PreProc">var</span> first-value/<span class="Constant">ecx</span>: (addr float) <span class="Special">&lt;-</span> get first, number-data
<span id="L399" class="LineNr">399 </span> <span class="muComment"># args-&gt;right-&gt;left-&gt;value</span>
<span id="L400" class="LineNr">400 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L401" class="LineNr">401 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L402" class="LineNr">402 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L403" class="LineNr">403 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L404" class="LineNr">404 </span> <span class="PreProc">var</span> second/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *second-ah
<span id="L405" class="LineNr">405 </span> <span class="PreProc">var</span> second-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get second, <span class="PreProc">type</span>
<span id="L406" class="LineNr">406 </span> compare *second-type, <span class="Constant">1</span>/number
<span id="L407" class="LineNr">407 </span> <span class="Delimiter">{</span>
<span id="L408" class="LineNr">408 </span> <span class="PreProc">break-if-=</span>
<span id="L409" class="LineNr">409 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;second arg for - is not a number&quot;</span>
<span id="L410" class="LineNr">410 </span> <span class="PreProc">return</span>
<span id="L411" class="LineNr">411 </span> <span class="Delimiter">}</span>
<span id="L412" class="LineNr">412 </span> <span class="PreProc">var</span> second-value/<span class="Constant">edx</span>: (addr float) <span class="Special">&lt;-</span> get second, number-data
<span id="L413" class="LineNr">413 </span> <span class="muComment"># subtract</span>
<span id="L414" class="LineNr">414 </span> <span class="PreProc">var</span> result/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy *first-value
<span id="L415" class="LineNr">415 </span> result <span class="Special">&lt;-</span> subtract *second-value
<span id="L416" class="LineNr">416 </span> <a href='cell.mu.html#L82'>new-float</a> out, result
<span id="L417" class="LineNr">417 </span><span class="Delimiter">}</span>
<span id="L418" class="LineNr">418 </span>
<span id="L419" class="LineNr">419 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L419'>apply-multiply</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L420" class="LineNr">420 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply *&quot;</span>
<span id="L421" class="LineNr">421 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L422" class="LineNr">422 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L423" class="LineNr">423 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L424" class="LineNr">424 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L425" class="LineNr">425 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L426" class="LineNr">426 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L427" class="LineNr">427 </span> <span class="Delimiter">{</span>
<span id="L428" class="LineNr">428 </span> <span class="PreProc">break-if-=</span>
<span id="L429" class="LineNr">429 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;* needs 2 args but got 0&quot;</span>
<span id="L430" class="LineNr">430 </span> <span class="PreProc">return</span>
<span id="L431" class="LineNr">431 </span> <span class="Delimiter">}</span>
<span id="L432" class="LineNr">432 </span> <span class="muComment"># args-&gt;left-&gt;value</span>
<span id="L433" class="LineNr">433 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L434" class="LineNr">434 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L435" class="LineNr">435 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L436" class="LineNr">436 </span> compare *first-type, <span class="Constant">1</span>/number
<span id="L437" class="LineNr">437 </span> <span class="Delimiter">{</span>
<span id="L438" class="LineNr">438 </span> <span class="PreProc">break-if-=</span>
<span id="L439" class="LineNr">439 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg for * is not a number&quot;</span>
<span id="L440" class="LineNr">440 </span> <span class="PreProc">return</span>
<span id="L441" class="LineNr">441 </span> <span class="Delimiter">}</span>
<span id="L442" class="LineNr">442 </span> <span class="PreProc">var</span> first-value/<span class="Constant">ecx</span>: (addr float) <span class="Special">&lt;-</span> get first, number-data
<span id="L443" class="LineNr">443 </span> <span class="muComment"># args-&gt;right-&gt;left-&gt;value</span>
<span id="L444" class="LineNr">444 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L445" class="LineNr">445 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L446" class="LineNr">446 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L447" class="LineNr">447 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L448" class="LineNr">448 </span> <span class="PreProc">var</span> second/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *second-ah
<span id="L449" class="LineNr">449 </span> <span class="PreProc">var</span> second-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get second, <span class="PreProc">type</span>
<span id="L450" class="LineNr">450 </span> compare *second-type, <span class="Constant">1</span>/number
<span id="L451" class="LineNr">451 </span> <span class="Delimiter">{</span>
<span id="L452" class="LineNr">452 </span> <span class="PreProc">break-if-=</span>
<span id="L453" class="LineNr">453 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;second arg for * is not a number&quot;</span>
<span id="L454" class="LineNr">454 </span> <span class="PreProc">return</span>
<span id="L455" class="LineNr">455 </span> <span class="Delimiter">}</span>
<span id="L456" class="LineNr">456 </span> <span class="PreProc">var</span> second-value/<span class="Constant">edx</span>: (addr float) <span class="Special">&lt;-</span> get second, number-data
<span id="L457" class="LineNr">457 </span> <span class="muComment"># multiply</span>
<span id="L458" class="LineNr">458 </span> <span class="PreProc">var</span> result/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy *first-value
<span id="L459" class="LineNr">459 </span> result <span class="Special">&lt;-</span> multiply *second-value
<span id="L460" class="LineNr">460 </span> <a href='cell.mu.html#L82'>new-float</a> out, result
<span id="L461" class="LineNr">461 </span><span class="Delimiter">}</span>
<span id="L462" class="LineNr">462 </span>
<span id="L463" class="LineNr">463 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L463'>apply-divide</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L464" class="LineNr">464 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply /&quot;</span>
<span id="L465" class="LineNr">465 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L466" class="LineNr">466 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L467" class="LineNr">467 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L468" class="LineNr">468 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L469" class="LineNr">469 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L470" class="LineNr">470 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L471" class="LineNr">471 </span> <span class="Delimiter">{</span>
<span id="L472" class="LineNr">472 </span> <span class="PreProc">break-if-=</span>
<span id="L473" class="LineNr">473 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;/ needs 2 args but got 0&quot;</span>
<span id="L474" class="LineNr">474 </span> <span class="PreProc">return</span>
<span id="L475" class="LineNr">475 </span> <span class="Delimiter">}</span>
<span id="L476" class="LineNr">476 </span> <span class="muComment"># args-&gt;left-&gt;value</span>
<span id="L477" class="LineNr">477 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L478" class="LineNr">478 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L479" class="LineNr">479 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L480" class="LineNr">480 </span> compare *first-type, <span class="Constant">1</span>/number
<span id="L481" class="LineNr">481 </span> <span class="Delimiter">{</span>
<span id="L482" class="LineNr">482 </span> <span class="PreProc">break-if-=</span>
<span id="L483" class="LineNr">483 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg for / is not a number&quot;</span>
<span id="L484" class="LineNr">484 </span> <span class="PreProc">return</span>
<span id="L485" class="LineNr">485 </span> <span class="Delimiter">}</span>
<span id="L486" class="LineNr">486 </span> <span class="PreProc">var</span> first-value/<span class="Constant">ecx</span>: (addr float) <span class="Special">&lt;-</span> get first, number-data
<span id="L487" class="LineNr">487 </span> <span class="muComment"># args-&gt;right-&gt;left-&gt;value</span>
<span id="L488" class="LineNr">488 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L489" class="LineNr">489 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L490" class="LineNr">490 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L491" class="LineNr">491 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L492" class="LineNr">492 </span> <span class="PreProc">var</span> second/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *second-ah
<span id="L493" class="LineNr">493 </span> <span class="PreProc">var</span> second-type/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get second, <span class="PreProc">type</span>
<span id="L494" class="LineNr">494 </span> compare *second-type, <span class="Constant">1</span>/number
<span id="L495" class="LineNr">495 </span> <span class="Delimiter">{</span>
<span id="L496" class="LineNr">496 </span> <span class="PreProc">break-if-=</span>
<span id="L497" class="LineNr">497 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;second arg for / is not a number&quot;</span>
<span id="L498" class="LineNr">498 </span> <span class="PreProc">return</span>
<span id="L499" class="LineNr">499 </span> <span class="Delimiter">}</span>
<span id="L500" class="LineNr">500 </span> <span class="PreProc">var</span> second-value/<span class="Constant">edx</span>: (addr float) <span class="Special">&lt;-</span> get second, number-data
<span id="L501" class="LineNr">501 </span> <span class="muComment"># divide</span>
<span id="L502" class="LineNr">502 </span> <span class="PreProc">var</span> result/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy *first-value
<span id="L503" class="LineNr">503 </span> result <span class="Special">&lt;-</span> divide *second-value
<span id="L504" class="LineNr">504 </span> <a href='cell.mu.html#L82'>new-float</a> out, result
<span id="L505" class="LineNr">505 </span><span class="Delimiter">}</span>
<span id="L506" class="LineNr">506 </span>
<span id="L507" class="LineNr">507 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L507'>apply-square-root</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L508" class="LineNr">508 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply sqrt&quot;</span>
<span id="L509" class="LineNr">509 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L510" class="LineNr">510 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L511" class="LineNr">511 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L512" class="LineNr">512 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L513" class="LineNr">513 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L514" class="LineNr">514 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L515" class="LineNr">515 </span> <span class="Delimiter">{</span>
<span id="L516" class="LineNr">516 </span> <span class="PreProc">break-if-=</span>
<span id="L517" class="LineNr">517 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;sqrt needs 1 args but got 0&quot;</span>
<span id="L518" class="LineNr">518 </span> <span class="PreProc">return</span>
<span id="L519" class="LineNr">519 </span> <span class="Delimiter">}</span>
<span id="L520" class="LineNr">520 </span> <span class="muComment"># args-&gt;left-&gt;value</span>
<span id="L521" class="LineNr">521 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L522" class="LineNr">522 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L523" class="LineNr">523 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L524" class="LineNr">524 </span> compare *first-type, <span class="Constant">1</span>/number
<span id="L525" class="LineNr">525 </span> <span class="Delimiter">{</span>
<span id="L526" class="LineNr">526 </span> <span class="PreProc">break-if-=</span>
<span id="L527" class="LineNr">527 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;arg for sqrt is not a number&quot;</span>
<span id="L528" class="LineNr">528 </span> <span class="PreProc">return</span>
<span id="L529" class="LineNr">529 </span> <span class="Delimiter">}</span>
<span id="L530" class="LineNr">530 </span> <span class="PreProc">var</span> first-value/<span class="Constant">ecx</span>: (addr float) <span class="Special">&lt;-</span> get first, number-data
<span id="L531" class="LineNr">531 </span> <span class="muComment"># square-root</span>
<span id="L532" class="LineNr">532 </span> <span class="PreProc">var</span> result/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> square-root *first-value
<span id="L533" class="LineNr">533 </span> <a href='cell.mu.html#L82'>new-float</a> out, result
<span id="L534" class="LineNr">534 </span><span class="Delimiter">}</span>
<span id="L535" class="LineNr">535 </span>
<span id="L536" class="LineNr">536 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L536'>apply-car</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L537" class="LineNr">537 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply car&quot;</span>
<span id="L538" class="LineNr">538 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L539" class="LineNr">539 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L540" class="LineNr">540 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L541" class="LineNr">541 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L542" class="LineNr">542 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L543" class="LineNr">543 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L544" class="LineNr">544 </span> <span class="Delimiter">{</span>
<span id="L545" class="LineNr">545 </span> <span class="PreProc">break-if-=</span>
<span id="L546" class="LineNr">546 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;car needs 1 args but got 0&quot;</span>
<span id="L547" class="LineNr">547 </span> <span class="PreProc">return</span>
<span id="L548" class="LineNr">548 </span> <span class="Delimiter">}</span>
<span id="L549" class="LineNr">549 </span> <span class="muComment"># args-&gt;left</span>
<span id="L550" class="LineNr">550 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L551" class="LineNr">551 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L552" class="LineNr">552 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L553" class="LineNr">553 </span> compare *first-type, <span class="Constant">0</span>/pair
<span id="L554" class="LineNr">554 </span> <span class="Delimiter">{</span>
<span id="L555" class="LineNr">555 </span> <span class="PreProc">break-if-=</span>
<span id="L556" class="LineNr">556 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;arg for <a href='evaluate.mu.html#L559'>car</a> is not a pair&quot;</span>
<span id="L557" class="LineNr">557 </span> <span class="PreProc">return</span>
<span id="L558" class="LineNr">558 </span> <span class="Delimiter">}</span>
<span id="L559" class="LineNr">559 </span> <span class="muComment"># car</span>
<span id="L560" class="LineNr">560 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get first, left
<span id="L561" class="LineNr">561 </span> copy-object result, out
<span id="L562" class="LineNr">562 </span><span class="Delimiter">}</span>
<span id="L563" class="LineNr">563 </span>
<span id="L564" class="LineNr">564 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L564'>apply-cdr</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L565" class="LineNr">565 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply cdr&quot;</span>
<span id="L566" class="LineNr">566 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L567" class="LineNr">567 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L568" class="LineNr">568 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L569" class="LineNr">569 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L570" class="LineNr">570 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L571" class="LineNr">571 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L572" class="LineNr">572 </span> <span class="Delimiter">{</span>
<span id="L573" class="LineNr">573 </span> <span class="PreProc">break-if-=</span>
<span id="L574" class="LineNr">574 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;cdr needs 1 args but got 0&quot;</span>
<span id="L575" class="LineNr">575 </span> <span class="PreProc">return</span>
<span id="L576" class="LineNr">576 </span> <span class="Delimiter">}</span>
<span id="L577" class="LineNr">577 </span> <span class="muComment"># args-&gt;left</span>
<span id="L578" class="LineNr">578 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L579" class="LineNr">579 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L580" class="LineNr">580 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L581" class="LineNr">581 </span> compare *first-type, <span class="Constant">0</span>/pair
<span id="L582" class="LineNr">582 </span> <span class="Delimiter">{</span>
<span id="L583" class="LineNr">583 </span> <span class="PreProc">break-if-=</span>
<span id="L584" class="LineNr">584 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;arg for <a href='evaluate.mu.html#L587'>cdr</a> is not a pair&quot;</span>
<span id="L585" class="LineNr">585 </span> <span class="PreProc">return</span>
<span id="L586" class="LineNr">586 </span> <span class="Delimiter">}</span>
<span id="L587" class="LineNr">587 </span> <span class="muComment"># cdr</span>
<span id="L588" class="LineNr">588 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get first, right
<span id="L589" class="LineNr">589 </span> copy-object result, out
<span id="L590" class="LineNr">590 </span><span class="Delimiter">}</span>
<span id="L591" class="LineNr">591 </span>
<span id="L592" class="LineNr">592 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L592'>apply-cons</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L593" class="LineNr">593 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply cons&quot;</span>
<span id="L594" class="LineNr">594 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L595" class="LineNr">595 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L596" class="LineNr">596 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L597" class="LineNr">597 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L598" class="LineNr">598 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L599" class="LineNr">599 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L600" class="LineNr">600 </span> <span class="Delimiter">{</span>
<span id="L601" class="LineNr">601 </span> <span class="PreProc">break-if-=</span>
<span id="L602" class="LineNr">602 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;cons needs 2 args but got 0&quot;</span>
<span id="L603" class="LineNr">603 </span> <span class="PreProc">return</span>
<span id="L604" class="LineNr">604 </span> <span class="Delimiter">}</span>
<span id="L605" class="LineNr">605 </span> <span class="muComment"># args-&gt;left</span>
<span id="L606" class="LineNr">606 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L607" class="LineNr">607 </span> <span class="muComment"># args-&gt;right-&gt;left</span>
<span id="L608" class="LineNr">608 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L609" class="LineNr">609 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L610" class="LineNr">610 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L611" class="LineNr">611 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L612" class="LineNr">612 </span> <span class="muComment"># cons</span>
<span id="L613" class="LineNr">613 </span> <a href='cell.mu.html#L102'>new-pair</a> out, *first-ah, *second-ah
<span id="L614" class="LineNr">614 </span><span class="Delimiter">}</span>
<span id="L615" class="LineNr">615 </span>
<span id="L616" class="LineNr">616 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L616'>apply-compare</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L617" class="LineNr">617 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply =&quot;</span>
<span id="L618" class="LineNr">618 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L619" class="LineNr">619 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L620" class="LineNr">620 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L621" class="LineNr">621 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L622" class="LineNr">622 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L623" class="LineNr">623 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L624" class="LineNr">624 </span> <span class="Delimiter">{</span>
<span id="L625" class="LineNr">625 </span> <span class="PreProc">break-if-=</span>
<span id="L626" class="LineNr">626 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;cons needs 2 args but got 0&quot;</span>
<span id="L627" class="LineNr">627 </span> <span class="PreProc">return</span>
<span id="L628" class="LineNr">628 </span> <span class="Delimiter">}</span>
<span id="L629" class="LineNr">629 </span> <span class="muComment"># args-&gt;left</span>
<span id="L630" class="LineNr">630 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L631" class="LineNr">631 </span> <span class="muComment"># args-&gt;right-&gt;left</span>
<span id="L632" class="LineNr">632 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L633" class="LineNr">633 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L634" class="LineNr">634 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L635" class="LineNr">635 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L636" class="LineNr">636 </span> <span class="muComment"># compare</span>
<span id="L637" class="LineNr">637 </span> <span class="PreProc">var</span> _first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L638" class="LineNr">638 </span> <span class="PreProc">var</span> first/<span class="Constant">ecx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _first
<span id="L639" class="LineNr">639 </span> <span class="PreProc">var</span> second/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *second-ah
<span id="L640" class="LineNr">640 </span> <span class="PreProc">var</span> match?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='evaluate.mu.html#L615'>cell-isomorphic?</a> first, second, trace
<span id="L641" class="LineNr">641 </span> compare match?, <span class="Constant">0</span>/false
<span id="L642" class="LineNr">642 </span> <span class="Delimiter">{</span>
<span id="L643" class="LineNr">643 </span> <span class="PreProc">break-if-!=</span>
<span id="L644" class="LineNr">644 </span> <a href='cell.mu.html#L107'>nil</a> out
<span id="L645" class="LineNr">645 </span> <span class="PreProc">return</span>
<span id="L646" class="LineNr">646 </span> <span class="Delimiter">}</span>
<span id="L647" class="LineNr">647 </span> <a href='cell.mu.html#L69'>new-integer</a> out, <span class="Constant">1</span>/true
<span id="L648" class="LineNr">648 </span><span class="Delimiter">}</span>
<span id="L649" class="LineNr">649 </span>
<span id="L650" class="LineNr">650 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L650'>apply-print</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L651" class="LineNr">651 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply print&quot;</span>
<span id="L652" class="LineNr">652 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L653" class="LineNr">653 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L654" class="LineNr">654 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L655" class="LineNr">655 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L656" class="LineNr">656 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L657" class="LineNr">657 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L658" class="LineNr">658 </span> <span class="Delimiter">{</span>
<span id="L659" class="LineNr">659 </span> <span class="PreProc">break-if-=</span>
<span id="L660" class="LineNr">660 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;print needs 2 args but got 0&quot;</span>
<span id="L661" class="LineNr">661 </span> <span class="PreProc">return</span>
<span id="L662" class="LineNr">662 </span> <span class="Delimiter">}</span>
<span id="L663" class="LineNr">663 </span> <span class="muComment"># screen = args-&gt;left</span>
<span id="L664" class="LineNr">664 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L665" class="LineNr">665 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L666" class="LineNr">666 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L667" class="LineNr">667 </span> compare *first-type, <span class="Constant">5</span>/screen
<span id="L668" class="LineNr">668 </span> <span class="Delimiter">{</span>
<span id="L669" class="LineNr">669 </span> <span class="PreProc">break-if-=</span>
<span id="L670" class="LineNr">670 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg for 'print' is not a screen&quot;</span>
<span id="L671" class="LineNr">671 </span> <span class="PreProc">return</span>
<span id="L672" class="LineNr">672 </span> <span class="Delimiter">}</span>
<span id="L673" class="LineNr">673 </span> <span class="PreProc">var</span> screen-ah/<span class="Constant">eax</span>: (addr handle <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> get first, screen-data
<span id="L674" class="LineNr">674 </span> <span class="PreProc">var</span> _screen/<span class="Constant">eax</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *screen-ah
<span id="L675" class="LineNr">675 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">ecx</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> copy _screen
<span id="L676" class="LineNr">676 </span> <span class="muComment"># args-&gt;right-&gt;left</span>
<span id="L677" class="LineNr">677 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L678" class="LineNr">678 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L679" class="LineNr">679 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L680" class="LineNr">680 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L681" class="LineNr">681 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x100</span>)
<span id="L682" class="LineNr">682 </span> <span class="PreProc">var</span> stream/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L683" class="LineNr">683 </span> <a href='print.mu.html#L1'>print-cell</a> second-ah, stream, trace
<span id="L684" class="LineNr">684 </span> <a href='../501draw-text.mu.html#L214'>draw-stream-wrapping-right-then-down-from-cursor-over-full-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, stream, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
<span id="L685" class="LineNr">685 </span> <span class="muComment"># return what was printed</span>
<span id="L686" class="LineNr">686 </span> copy-object second-ah, out
<span id="L687" class="LineNr">687 </span><span class="Delimiter">}</span>
<span id="L688" class="LineNr">688 </span>
<span id="L689" class="LineNr">689 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L689'>apply-wait-for-key</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L690" class="LineNr">690 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply key&quot;</span>
<span id="L691" class="LineNr">691 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L692" class="LineNr">692 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L693" class="LineNr">693 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L694" class="LineNr">694 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L695" class="LineNr">695 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L696" class="LineNr">696 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L697" class="LineNr">697 </span> <span class="Delimiter">{</span>
<span id="L698" class="LineNr">698 </span> <span class="PreProc">break-if-=</span>
<span id="L699" class="LineNr">699 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;key needs 1 arg but got 0&quot;</span>
<span id="L700" class="LineNr">700 </span> <span class="PreProc">return</span>
<span id="L701" class="LineNr">701 </span> <span class="Delimiter">}</span>
<span id="L702" class="LineNr">702 </span> <span class="muComment"># keyboard = args-&gt;left</span>
<span id="L703" class="LineNr">703 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L704" class="LineNr">704 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L705" class="LineNr">705 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L706" class="LineNr">706 </span> compare *first-type, <span class="Constant">6</span>/keyboard
<span id="L707" class="LineNr">707 </span> <span class="Delimiter">{</span>
<span id="L708" class="LineNr">708 </span> <span class="PreProc">break-if-=</span>
<span id="L709" class="LineNr">709 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg for 'key' is not a keyboard&quot;</span>
<span id="L710" class="LineNr">710 </span> <span class="PreProc">return</span>
<span id="L711" class="LineNr">711 </span> <span class="Delimiter">}</span>
<span id="L712" class="LineNr">712 </span> <span class="PreProc">var</span> keyboard-ah/<span class="Constant">eax</span>: (addr handle <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> get first, keyboard-data
<span id="L713" class="LineNr">713 </span> <span class="PreProc">var</span> _keyboard/<span class="Constant">eax</span>: (addr <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *keyboard-ah
<span id="L714" class="LineNr">714 </span> <span class="PreProc">var</span> keyboard/<span class="Constant">ecx</span>: (addr <a href='gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> copy _keyboard
<span id="L715" class="LineNr">715 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='global.mu.html#L720'>wait-for-key</a> keyboard
<span id="L716" class="LineNr">716 </span> <span class="muComment"># return key typed</span>
<span id="L717" class="LineNr">717 </span> <a href='cell.mu.html#L69'>new-integer</a> out, result
<span id="L718" class="LineNr">718 </span><span class="Delimiter">}</span>
<span id="L719" class="LineNr">719 </span>
<span id="L720" class="LineNr">720 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L720'>wait-for-key</a></span> keyboard: (addr <a href='gap-buffer.mu.html#L3'>gap-buffer</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L721" class="LineNr">721 </span> <span class="muComment"># if keyboard is 0, use real keyboard</span>
<span id="L722" class="LineNr">722 </span> <span class="Delimiter">{</span>
<span id="L723" class="LineNr">723 </span> compare keyboard, <span class="Constant">0</span>/real-keyboard
<span id="L724" class="LineNr">724 </span> <span class="PreProc">break-if-!=</span>
<span id="L725" class="LineNr">725 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='../102keyboard.subx.html#L21'>read-key</a> <span class="Constant">0</span>/real-keyboard
<span id="L726" class="LineNr">726 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy key
<span id="L727" class="LineNr">727 </span> <span class="PreProc">return</span> result
<span id="L728" class="LineNr">728 </span> <span class="Delimiter">}</span>
<span id="L729" class="LineNr">729 </span> <span class="muComment"># otherwise read from fake keyboard</span>
<span id="L730" class="LineNr">730 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L784'>read-from-gap-buffer</a> keyboard
<span id="L731" class="LineNr">731 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy g
<span id="L732" class="LineNr">732 </span> <span class="PreProc">return</span> result
<span id="L733" class="LineNr">733 </span><span class="Delimiter">}</span>
<span id="L734" class="LineNr">734 </span>
<span id="L735" class="LineNr">735 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L735'>apply-stream</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L736" class="LineNr">736 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply stream&quot;</span>
<span id="L737" class="LineNr">737 </span> <a href='cell.mu.html#L43'>allocate-stream</a> out
<span id="L738" class="LineNr">738 </span><span class="Delimiter">}</span>
<span id="L739" class="LineNr">739 </span>
<span id="L740" class="LineNr">740 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='global.mu.html#L740'>apply-write</a></span> _args-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L741" class="LineNr">741 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;eval&quot;</span>, <span class="Constant">&quot;apply write&quot;</span>
<span id="L742" class="LineNr">742 </span> <span class="PreProc">var</span> args-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args-ah
<span id="L743" class="LineNr">743 </span> <span class="PreProc">var</span> _args/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *args-ah
<span id="L744" class="LineNr">744 </span> <span class="PreProc">var</span> args/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _args
<span id="L745" class="LineNr">745 </span> <span class="muComment"># TODO: check that args is a pair</span>
<span id="L746" class="LineNr">746 </span> <span class="PreProc">var</span> empty-args?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> args
<span id="L747" class="LineNr">747 </span> compare empty-args?, <span class="Constant">0</span>/false
<span id="L748" class="LineNr">748 </span> <span class="Delimiter">{</span>
<span id="L749" class="LineNr">749 </span> <span class="PreProc">break-if-=</span>
<span id="L750" class="LineNr">750 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;write needs 2 args but got 0&quot;</span>
<span id="L751" class="LineNr">751 </span> <span class="PreProc">return</span>
<span id="L752" class="LineNr">752 </span> <span class="Delimiter">}</span>
<span id="L753" class="LineNr">753 </span> <span class="muComment"># stream = args-&gt;left</span>
<span id="L754" class="LineNr">754 </span> <span class="PreProc">var</span> first-ah/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, left
<span id="L755" class="LineNr">755 </span> <span class="PreProc">var</span> first/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *first-ah
<span id="L756" class="LineNr">756 </span> <span class="PreProc">var</span> first-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get first, <span class="PreProc">type</span>
<span id="L757" class="LineNr">757 </span> compare *first-type, <span class="Constant">3</span>/stream
<span id="L758" class="LineNr">758 </span> <span class="Delimiter">{</span>
<span id="L759" class="LineNr">759 </span> <span class="PreProc">break-if-=</span>
<span id="L760" class="LineNr">760 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;first arg for 'write' is not a stream&quot;</span>
<span id="L761" class="LineNr">761 </span> <span class="PreProc">return</span>
<span id="L762" class="LineNr">762 </span> <span class="Delimiter">}</span>
<span id="L763" class="LineNr">763 </span> <span class="PreProc">var</span> stream-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get first, text-data
<span id="L764" class="LineNr">764 </span> <span class="PreProc">var</span> _stream-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *stream-data-ah
<span id="L765" class="LineNr">765 </span> <span class="PreProc">var</span> stream-data/<span class="Constant">ebx</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _stream-data
<span id="L766" class="LineNr">766 </span> <span class="muComment"># args-&gt;right-&gt;left</span>
<span id="L767" class="LineNr">767 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get args, right
<span id="L768" class="LineNr">768 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L769" class="LineNr">769 </span> <span class="muComment"># TODO: check that right is a pair</span>
<span id="L770" class="LineNr">770 </span> <span class="PreProc">var</span> second-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get right, left
<span id="L771" class="LineNr">771 </span> <span class="PreProc">var</span> second/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *second-ah
<span id="L772" class="LineNr">772 </span> <span class="PreProc">var</span> second-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get second, <span class="PreProc">type</span>
<span id="L773" class="LineNr">773 </span> compare *second-type, <span class="Constant">1</span>/number
<span id="L774" class="LineNr">774 </span> <span class="Delimiter">{</span>
<span id="L775" class="LineNr">775 </span> <span class="PreProc">break-if-=</span>
<span id="L776" class="LineNr">776 </span> <span class="Special"><a href='trace.mu.html#L110'>error</a></span> trace, <span class="Constant">&quot;second arg for stream is not a number/grapheme&quot;</span>
<span id="L777" class="LineNr">777 </span> <span class="PreProc">return</span>
<span id="L778" class="LineNr">778 </span> <span class="Delimiter">}</span>
<span id="L779" class="LineNr">779 </span> <span class="PreProc">var</span> second-value/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get second, number-data
<span id="L780" class="LineNr">780 </span> <span class="PreProc">var</span> x-float/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> copy *second-value
<span id="L781" class="LineNr">781 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> convert x-float
<span id="L782" class="LineNr">782 </span> <span class="PreProc">var</span> x-grapheme/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy x
<span id="L783" class="LineNr">783 </span> <a href='../403unicode.mu.html#L176'>write-grapheme</a> stream-data, x-grapheme
<span id="L784" class="LineNr">784 </span> <span class="muComment"># return the stream</span>
<span id="L785" class="LineNr">785 </span> copy-object first-ah, out
<span id="L786" class="LineNr">786 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->

View File

@ -142,201 +142,467 @@ if ('onhashchange' in window) {
<span id="L83" class="LineNr"> 83 </span>
<span id="L84" class="LineNr"> 84 </span><span class="muComment"># dump stack to screen from bottom to top</span>
<span id="L85" class="LineNr"> 85 </span><span class="muComment"># colors hardcoded</span>
<span id="L86" class="LineNr"> 86 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L86'>render-stack-from-bottom-wrapping-right-then-down</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L86" class="LineNr"> 86 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L86'>render-stack-from-bottom-wrapping-right-then-down</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, <a href='gap-buffer.mu.html#L644'>highlight-matching-open-paren?</a>: boolean, open-paren-depth: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L87" class="LineNr"> 87 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L89" class="LineNr"> 89 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L90" class="LineNr"> 90 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy _x
<span id="L92" class="LineNr"> 92 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _y
<span id="L93" class="LineNr"> 93 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L94" class="LineNr"> 94 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L95" class="LineNr"> 95 </span> <span class="Delimiter">{</span>
<span id="L96" class="LineNr"> 96 </span> compare i, *top-addr
<span id="L97" class="LineNr"> 97 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L98" class="LineNr"> 98 </span> <span class="Delimiter">{</span>
<span id="L99" class="LineNr"> 99 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L100" class="LineNr">100 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg
<span id="L101" class="LineNr">101 </span> <span class="Delimiter">}</span>
<span id="L102" class="LineNr">102 </span> i <span class="Special">&lt;-</span> increment
<span id="L103" class="LineNr">103 </span> <span class="PreProc">loop</span>
<span id="L104" class="LineNr">104 </span> <span class="Delimiter">}</span>
<span id="L105" class="LineNr">105 </span> <span class="PreProc">return</span> x, y
<span id="L106" class="LineNr">106 </span><span class="Delimiter">}</span>
<span id="L107" class="LineNr">107 </span>
<span id="L108" class="LineNr">108 </span><span class="muComment"># helper for small words</span>
<span id="L109" class="LineNr">109 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L109'>render-stack-from-bottom</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), x: int, y: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> _width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L111" class="LineNr">111 </span> <span class="PreProc">var</span> _height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L112" class="LineNr">112 </span> _width, _height <span class="Special">&lt;-</span> <a href='../500text-screen.mu.html#L50'>screen-size</a> <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L113" class="LineNr">113 </span> <span class="PreProc">var</span> width/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy _width
<span id="L114" class="LineNr">114 </span> <span class="PreProc">var</span> height/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy _height
<span id="L115" class="LineNr">115 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L116" class="LineNr">116 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L117" class="LineNr">117 </span> x2, y2 <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L86'>render-stack-from-bottom-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, self, x, y, width, height, x, y
<span id="L118" class="LineNr">118 </span> <span class="PreProc">return</span> x2 <span class="muComment"># y2? yolo</span>
<span id="L119" class="LineNr">119 </span><span class="Delimiter">}</span>
<span id="L120" class="LineNr">120 </span>
<span id="L121" class="LineNr">121 </span><span class="muComment"># dump stack to screen from top to bottom</span>
<span id="L122" class="LineNr">122 </span><span class="muComment"># optionally render a 'cursor' with the top grapheme</span>
<span id="L123" class="LineNr">123 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L123'>render-stack-from-top-wrapping-right-then-down</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L124" class="LineNr">124 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L125" class="LineNr">125 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L126" class="LineNr">126 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L127" class="LineNr">127 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L128" class="LineNr">128 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy _x
<span id="L129" class="LineNr">129 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _y
<span id="L130" class="LineNr">130 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L131" class="LineNr">131 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy *top-addr
<span id="L132" class="LineNr">132 </span> i <span class="Special">&lt;-</span> decrement
<span id="L133" class="LineNr">133 </span> <span class="muComment"># if render-cursor?, peel off first iteration</span>
<span id="L134" class="LineNr">134 </span> <span class="Delimiter">{</span>
<span id="L135" class="LineNr">135 </span> compare render-cursor?, <span class="Constant">0</span>/false
<span id="L136" class="LineNr">136 </span> <span class="PreProc">break-if-=</span>
<span id="L137" class="LineNr">137 </span> compare i, <span class="Constant">0</span>
<span id="L138" class="LineNr">138 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L139" class="LineNr">139 </span> <span class="Delimiter">{</span>
<span id="L140" class="LineNr">140 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L141" class="LineNr">141 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">7</span>/bg=cursor
<span id="L142" class="LineNr">142 </span> <span class="Delimiter">}</span>
<span id="L143" class="LineNr">143 </span> i <span class="Special">&lt;-</span> decrement
<span id="L144" class="LineNr">144 </span> <span class="Delimiter">}</span>
<span id="L145" class="LineNr">145 </span> <span class="muComment"># remaining iterations</span>
<span id="L146" class="LineNr">146 </span> <span class="Delimiter">{</span>
<span id="L147" class="LineNr">147 </span> compare i, <span class="Constant">0</span>
<span id="L148" class="LineNr">148 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L149" class="LineNr">149 </span> <span class="Delimiter">{</span>
<span id="L150" class="LineNr">150 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L151" class="LineNr">151 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg=cursor
<span id="L152" class="LineNr">152 </span> <span class="Delimiter">}</span>
<span id="L153" class="LineNr">153 </span> i <span class="Special">&lt;-</span> decrement
<span id="L154" class="LineNr">154 </span> <span class="PreProc">loop</span>
<span id="L155" class="LineNr">155 </span> <span class="Delimiter">}</span>
<span id="L156" class="LineNr">156 </span> <span class="PreProc">return</span> x, y
<span id="L157" class="LineNr">157 </span><span class="Delimiter">}</span>
<span id="L158" class="LineNr">158 </span>
<span id="L159" class="LineNr">159 </span><span class="muComment"># helper for small words</span>
<span id="L160" class="LineNr">160 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L160'>render-stack-from-top</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L161" class="LineNr">161 </span> <span class="PreProc">var</span> _width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L162" class="LineNr">162 </span> <span class="PreProc">var</span> _height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L163" class="LineNr">163 </span> _width, _height <span class="Special">&lt;-</span> <a href='../500text-screen.mu.html#L50'>screen-size</a> <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L164" class="LineNr">164 </span> <span class="PreProc">var</span> width/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy _width
<span id="L165" class="LineNr">165 </span> <span class="PreProc">var</span> height/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy _height
<span id="L166" class="LineNr">166 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L167" class="LineNr">167 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L168" class="LineNr">168 </span> x2, y2 <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L123'>render-stack-from-top-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, self, x, y, width, height, x, y, render-cursor?
<span id="L169" class="LineNr">169 </span> <span class="PreProc">return</span> x2 <span class="muComment"># y2? yolo</span>
<span id="L170" class="LineNr">170 </span><span class="Delimiter">}</span>
<span id="L171" class="LineNr">171 </span>
<span id="L172" class="LineNr">172 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a></span> <span class="Delimiter">{</span>
<span id="L173" class="LineNr">173 </span> <span class="muComment"># setup: gs = &quot;abc&quot;</span>
<span id="L174" class="LineNr">174 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L175" class="LineNr">175 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L176" class="LineNr">176 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span>
<span id="L177" class="LineNr">177 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x61</span>/a
<span id="L178" class="LineNr">178 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L179" class="LineNr">179 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L180" class="LineNr">180 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L181" class="LineNr">181 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x63</span>/c
<span id="L182" class="LineNr">182 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L183" class="LineNr">183 </span> <span class="muComment"># setup: screen</span>
<span id="L184" class="LineNr">184 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L185" class="LineNr">185 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L186" class="LineNr">186 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L187" class="LineNr">187 </span> <span class="muComment">#</span>
<span id="L188" class="LineNr">188 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L109'>render-stack-from-bottom</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y
<span id="L189" class="LineNr">189 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;abc &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from bottom&quot;</span>
<span id="L190" class="LineNr">190 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from bottom: result&quot;</span>
<span id="L191" class="LineNr">191 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">&quot; &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from bottom: bg&quot;</span>
<span id="L192" class="LineNr">192 </span> <span class="muComment">#</span>
<span id="L193" class="LineNr">193 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L160'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">1</span>/y, <span class="Constant">0</span>/cursor=false
<span id="L194" class="LineNr">194 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/y, <span class="Constant">&quot;cba &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor&quot;</span>
<span id="L195" class="LineNr">195 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor: result&quot;</span>
<span id="L196" class="LineNr">196 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">1</span>/y, <span class="Constant">&quot; &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor: bg&quot;</span>
<span id="L197" class="LineNr">197 </span> <span class="muComment">#</span>
<span id="L198" class="LineNr">198 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L160'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/cursor=true
<span id="L199" class="LineNr">199 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;cba &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top with cursor&quot;</span>
<span id="L200" class="LineNr">200 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top without cursor: result&quot;</span>
<span id="L201" class="LineNr">201 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">2</span>/y, <span class="Constant">&quot;| &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L172'>test-render-grapheme-stack</a> from top with cursor: bg&quot;</span>
<span id="L202" class="LineNr">202 </span><span class="Delimiter">}</span>
<span id="L203" class="LineNr">203 </span>
<span id="L204" class="LineNr">204 </span><span class="muComment"># compare from bottom</span>
<span id="L205" class="LineNr">205 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
<span id="L206" class="LineNr">206 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L206'>prefix-match?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L209" class="LineNr">209 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L211" class="LineNr">211 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L212" class="LineNr">212 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L213" class="LineNr">213 </span> <span class="Delimiter">{</span>
<span id="L214" class="LineNr">214 </span> compare i, *top-addr
<span id="L215" class="LineNr">215 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L216" class="LineNr">216 </span> <span class="muComment"># if curr != expected, return false</span>
<span id="L217" class="LineNr">217 </span> <span class="Delimiter">{</span>
<span id="L218" class="LineNr">218 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L219" class="LineNr">219 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> s
<span id="L220" class="LineNr">220 </span> <span class="Delimiter">{</span>
<span id="L221" class="LineNr">221 </span> compare expected, *curr-a
<span id="L222" class="LineNr">222 </span> <span class="PreProc">break-if-=</span>
<span id="L223" class="LineNr">223 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L224" class="LineNr">224 </span> <span class="Delimiter">}</span>
<span id="L225" class="LineNr">225 </span> <span class="Delimiter">}</span>
<span id="L226" class="LineNr">226 </span> i <span class="Special">&lt;-</span> increment
<span id="L227" class="LineNr">227 </span> <span class="PreProc">loop</span>
<span id="L228" class="LineNr">228 </span> <span class="Delimiter">}</span>
<span id="L229" class="LineNr">229 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span>
<span id="L230" class="LineNr">230 </span><span class="Delimiter">}</span>
<span id="L231" class="LineNr">231 </span>
<span id="L232" class="LineNr">232 </span><span class="muComment"># compare from bottom</span>
<span id="L233" class="LineNr">233 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
<span id="L234" class="LineNr">234 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L234'>suffix-match?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L235" class="LineNr">235 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L236" class="LineNr">236 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L237" class="LineNr">237 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L238" class="LineNr">238 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L239" class="LineNr">239 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L240" class="LineNr">240 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy *top-addr
<span id="L241" class="LineNr">241 </span> i <span class="Special">&lt;-</span> decrement
<span id="L242" class="LineNr">242 </span> <span class="Delimiter">{</span>
<span id="L243" class="LineNr">243 </span> compare i, <span class="Constant">0</span>
<span id="L244" class="LineNr">244 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L245" class="LineNr">245 </span> <span class="Delimiter">{</span>
<span id="L246" class="LineNr">246 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L247" class="LineNr">247 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> s
<span id="L248" class="LineNr">248 </span> <span class="muComment"># if curr != expected, return false</span>
<span id="L249" class="LineNr">249 </span> <span class="Delimiter">{</span>
<span id="L250" class="LineNr">250 </span> compare expected, *curr-a
<span id="L251" class="LineNr">251 </span> <span class="PreProc">break-if-=</span>
<span id="L252" class="LineNr">252 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L253" class="LineNr">253 </span> <span class="Delimiter">}</span>
<span id="L254" class="LineNr">254 </span> <span class="Delimiter">}</span>
<span id="L255" class="LineNr">255 </span> i <span class="Special">&lt;-</span> decrement
<span id="L256" class="LineNr">256 </span> <span class="PreProc">loop</span>
<span id="L257" class="LineNr">257 </span> <span class="Delimiter">}</span>
<span id="L258" class="LineNr">258 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span>
<span id="L259" class="LineNr">259 </span><span class="Delimiter">}</span>
<span id="L260" class="LineNr">260 </span>
<span id="L261" class="LineNr">261 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L261'>grapheme-stack-is-decimal-integer?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L262" class="LineNr">262 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L263" class="LineNr">263 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L264" class="LineNr">264 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L265" class="LineNr">265 </span> <span class="PreProc">var</span> data/<span class="Constant">edx</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L266" class="LineNr">266 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L267" class="LineNr">267 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L268" class="LineNr">268 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> copy <span class="Constant">1</span>/true
<span id="L269" class="LineNr">269 </span> $grapheme-stack-is-integer?:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L270" class="LineNr">270 </span> compare i, *top-addr
<span id="L271" class="LineNr">271 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L272" class="LineNr">272 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L273" class="LineNr">273 </span> result <span class="Special">&lt;-</span> <a href='../126write-int-decimal.subx.html#L299'>decimal-digit?</a> *g
<span id="L274" class="LineNr">274 </span> compare result, <span class="Constant">0</span>/false
<span id="L275" class="LineNr">275 </span> <span class="PreProc">break-if-=</span>
<span id="L276" class="LineNr">276 </span> i <span class="Special">&lt;-</span> increment
<span id="L277" class="LineNr">277 </span> <span class="PreProc">loop</span>
<span id="L278" class="LineNr">278 </span> <span class="Delimiter">}</span>
<span id="L279" class="LineNr">279 </span> <span class="PreProc">return</span> result
<span id="L280" class="LineNr">280 </span><span class="Delimiter">}</span>
<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">var</span> matching-open-paren-index/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L424'>get-matching-open-paren-index</a> self, <a href='gap-buffer.mu.html#L644'>highlight-matching-open-paren?</a>, open-paren-depth
<span id="L89" class="LineNr"> 89 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L90" class="LineNr"> 90 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L92" class="LineNr"> 92 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy _x
<span id="L93" class="LineNr"> 93 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _y
<span id="L94" class="LineNr"> 94 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">esi</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L96" class="LineNr"> 96 </span> <span class="Delimiter">{</span>
<span id="L97" class="LineNr"> 97 </span> compare i, *top-addr
<span id="L98" class="LineNr"> 98 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L99" class="LineNr"> 99 </span> <span class="Delimiter">{</span>
<span id="L100" class="LineNr">100 </span> <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L101" class="LineNr">101 </span> <span class="PreProc">var</span> fg: int
<span id="L102" class="LineNr">102 </span> copy-to fg, <span class="Constant">3</span>/cyan
<span id="L103" class="LineNr">103 </span> <span class="Delimiter">{</span>
<span id="L104" class="LineNr">104 </span> compare i, matching-open-paren-index
<span id="L105" class="LineNr">105 </span> <span class="PreProc">break-if-!=</span>
<span id="L106" class="LineNr">106 </span> copy-to fg, <span class="Constant">0xf</span>/highlight
<span id="L107" class="LineNr">107 </span> <span class="Delimiter">}</span>
<span id="L108" class="LineNr">108 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, fg, <span class="Constant">0</span>/bg
<span id="L109" class="LineNr">109 </span> <span class="Delimiter">}</span>
<span id="L110" class="LineNr">110 </span> i <span class="Special">&lt;-</span> increment
<span id="L111" class="LineNr">111 </span> <span class="PreProc">loop</span>
<span id="L112" class="LineNr">112 </span> <span class="Delimiter">}</span>
<span id="L113" class="LineNr">113 </span> <span class="PreProc">return</span> x, y
<span id="L114" class="LineNr">114 </span><span class="Delimiter">}</span>
<span id="L115" class="LineNr">115 </span>
<span id="L116" class="LineNr">116 </span><span class="muComment"># helper for small words</span>
<span id="L117" class="LineNr">117 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L117'>render-stack-from-bottom</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), x: int, y: int, <a href='gap-buffer.mu.html#L644'>highlight-matching-open-paren?</a>: boolean, open-paren-depth: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L118" class="LineNr">118 </span> <span class="PreProc">var</span> _width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> _height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L120" class="LineNr">120 </span> _width, _height <span class="Special">&lt;-</span> <a href='../500text-screen.mu.html#L50'>screen-size</a> <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L121" class="LineNr">121 </span> <span class="PreProc">var</span> width/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy _width
<span id="L122" class="LineNr">122 </span> <span class="PreProc">var</span> height/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy _height
<span id="L123" class="LineNr">123 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L124" class="LineNr">124 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L125" class="LineNr">125 </span> x2, y2 <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L86'>render-stack-from-bottom-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, self, x, y, width, height, x, y, <a href='gap-buffer.mu.html#L644'>highlight-matching-open-paren?</a>, open-paren-depth
<span id="L126" class="LineNr">126 </span> <span class="PreProc">return</span> x2 <span class="muComment"># y2? yolo</span>
<span id="L127" class="LineNr">127 </span><span class="Delimiter">}</span>
<span id="L128" class="LineNr">128 </span>
<span id="L129" class="LineNr">129 </span><span class="muComment"># dump stack to screen from top to bottom</span>
<span id="L130" class="LineNr">130 </span><span class="muComment"># optionally render a 'cursor' with the top grapheme</span>
<span id="L131" class="LineNr">131 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L131'>render-stack-from-top-wrapping-right-then-down</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int, _/<span class="Constant">ecx</span>: int <span class="Delimiter">{</span>
<span id="L132" class="LineNr">132 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L133" class="LineNr">133 </span> <span class="PreProc">var</span> matching-close-paren-index/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L368'>get-matching-close-paren-index</a> self, render-cursor?
<span id="L134" class="LineNr">134 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L135" class="LineNr">135 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L137" class="LineNr">137 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy _x
<span id="L138" class="LineNr">138 </span> <span class="PreProc">var</span> y/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _y
<span id="L139" class="LineNr">139 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ebx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L140" class="LineNr">140 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy *top-addr
<span id="L141" class="LineNr">141 </span> i <span class="Special">&lt;-</span> decrement
<span id="L142" class="LineNr">142 </span> <span class="muComment"># if render-cursor?, peel off first iteration</span>
<span id="L143" class="LineNr">143 </span> <span class="Delimiter">{</span>
<span id="L144" class="LineNr">144 </span> compare render-cursor?, <span class="Constant">0</span>/false
<span id="L145" class="LineNr">145 </span> <span class="PreProc">break-if-=</span>
<span id="L146" class="LineNr">146 </span> compare i, <span class="Constant">0</span>
<span id="L147" class="LineNr">147 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L148" class="LineNr">148 </span> <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L149" class="LineNr">149 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">7</span>/bg=cursor
<span id="L150" class="LineNr">150 </span> i <span class="Special">&lt;-</span> decrement
<span id="L151" class="LineNr">151 </span> <span class="Delimiter">}</span>
<span id="L152" class="LineNr">152 </span> <span class="muComment"># remaining iterations</span>
<span id="L153" class="LineNr">153 </span> <span class="Delimiter">{</span>
<span id="L154" class="LineNr">154 </span> compare i, <span class="Constant">0</span>
<span id="L155" class="LineNr">155 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L156" class="LineNr">156 </span> <span class="muComment"># highlight matching paren if needed</span>
<span id="L157" class="LineNr">157 </span> <span class="PreProc">var</span> fg: int
<span id="L158" class="LineNr">158 </span> copy-to fg, <span class="Constant">3</span>/cyan
<span id="L159" class="LineNr">159 </span> compare i, matching-close-paren-index
<span id="L160" class="LineNr">160 </span> <span class="Delimiter">{</span>
<span id="L161" class="LineNr">161 </span> <span class="PreProc">break-if-!=</span>
<span id="L162" class="LineNr">162 </span> copy-to fg, <span class="Constant">0xf</span>/highlight
<span id="L163" class="LineNr">163 </span> <span class="Delimiter">}</span>
<span id="L164" class="LineNr">164 </span> <span class="muComment">#</span>
<span id="L165" class="LineNr">165 </span> <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L166" class="LineNr">166 </span> x, y <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L141'>render-grapheme</a> <a href='../500text-screen.mu.html#L9'>screen</a>, *g, xmin, ymin, xmax, ymax, x, y, fg, <span class="Constant">0</span>/bg=cursor
<span id="L167" class="LineNr">167 </span> i <span class="Special">&lt;-</span> decrement
<span id="L168" class="LineNr">168 </span> <span class="PreProc">loop</span>
<span id="L169" class="LineNr">169 </span> <span class="Delimiter">}</span>
<span id="L170" class="LineNr">170 </span> <span class="PreProc">return</span> x, y
<span id="L171" class="LineNr">171 </span><span class="Delimiter">}</span>
<span id="L172" class="LineNr">172 </span>
<span id="L173" class="LineNr">173 </span><span class="muComment"># helper for small words</span>
<span id="L174" class="LineNr">174 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L174'>render-stack-from-top</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span>
<span id="L175" class="LineNr">175 </span> <span class="PreProc">var</span> _width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L176" class="LineNr">176 </span> <span class="PreProc">var</span> _height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L177" class="LineNr">177 </span> _width, _height <span class="Special">&lt;-</span> <a href='../500text-screen.mu.html#L50'>screen-size</a> <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L178" class="LineNr">178 </span> <span class="PreProc">var</span> width/<span class="Constant">edx</span>: int <span class="Special">&lt;-</span> copy _width
<span id="L179" class="LineNr">179 </span> <span class="PreProc">var</span> height/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy _height
<span id="L180" class="LineNr">180 </span> <span class="PreProc">var</span> x2/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L181" class="LineNr">181 </span> <span class="PreProc">var</span> y2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L182" class="LineNr">182 </span> x2, y2 <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L131'>render-stack-from-top-wrapping-right-then-down</a> <a href='../500text-screen.mu.html#L9'>screen</a>, self, x, y, width, height, x, y, render-cursor?
<span id="L183" class="LineNr">183 </span> <span class="PreProc">return</span> x2 <span class="muComment"># y2? yolo</span>
<span id="L184" class="LineNr">184 </span><span class="Delimiter">}</span>
<span id="L185" class="LineNr">185 </span>
<span id="L186" class="LineNr">186 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a></span> <span class="Delimiter">{</span>
<span id="L187" class="LineNr">187 </span> <span class="muComment"># setup: gs = &quot;abc&quot;</span>
<span id="L188" class="LineNr">188 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L189" class="LineNr">189 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L190" class="LineNr">190 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span>
<span id="L191" class="LineNr">191 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x61</span>/a
<span id="L192" class="LineNr">192 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L193" class="LineNr">193 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L194" class="LineNr">194 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L195" class="LineNr">195 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x63</span>/c
<span id="L196" class="LineNr">196 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L197" class="LineNr">197 </span> <span class="muComment"># setup: screen</span>
<span id="L198" class="LineNr">198 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L199" class="LineNr">199 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L200" class="LineNr">200 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L201" class="LineNr">201 </span> <span class="muComment">#</span>
<span id="L202" class="LineNr">202 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L117'>render-stack-from-bottom</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">0</span>/no-highlight-matching-open-paren, <span class="Constant">0</span>/open-paren-depth
<span id="L203" class="LineNr">203 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;abc &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from bottom&quot;</span>
<span id="L204" class="LineNr">204 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from bottom: result&quot;</span>
<span id="L205" class="LineNr">205 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">&quot; &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from bottom: bg&quot;</span>
<span id="L206" class="LineNr">206 </span> <span class="muComment">#</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L174'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">1</span>/y, <span class="Constant">0</span>/cursor=false
<span id="L208" class="LineNr">208 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/y, <span class="Constant">&quot;cba &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from top without cursor&quot;</span>
<span id="L209" class="LineNr">209 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from top without cursor: result&quot;</span>
<span id="L210" class="LineNr">210 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">1</span>/y, <span class="Constant">&quot; &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from top without cursor: bg&quot;</span>
<span id="L211" class="LineNr">211 </span> <span class="muComment">#</span>
<span id="L212" class="LineNr">212 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L174'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/cursor=true
<span id="L213" class="LineNr">213 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;cba &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from top with cursor&quot;</span>
<span id="L214" class="LineNr">214 </span> <a href='../502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from top with cursor: result&quot;</span>
<span id="L215" class="LineNr">215 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">2</span>/y, <span class="Constant">&quot;| &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L186'>test-render-grapheme-stack</a> from top with cursor: bg&quot;</span>
<span id="L216" class="LineNr">216 </span><span class="Delimiter">}</span>
<span id="L217" class="LineNr">217 </span>
<span id="L218" class="LineNr">218 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L218'>test-render-grapheme-stack-while-highlighting-matching-close-paren</a></span> <span class="Delimiter">{</span>
<span id="L219" class="LineNr">219 </span> <span class="muComment"># setup: gs = &quot;(b)&quot;</span>
<span id="L220" class="LineNr">220 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L221" class="LineNr">221 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L222" class="LineNr">222 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span>
<span id="L223" class="LineNr">223 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x29</span>/close-paren
<span id="L224" class="LineNr">224 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L225" class="LineNr">225 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L226" class="LineNr">226 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L227" class="LineNr">227 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L228" class="LineNr">228 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L229" class="LineNr">229 </span> <span class="muComment"># setup: screen</span>
<span id="L230" class="LineNr">230 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L231" class="LineNr">231 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L232" class="LineNr">232 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L233" class="LineNr">233 </span> <span class="muComment">#</span>
<span id="L234" class="LineNr">234 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L174'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/cursor=true
<span id="L235" class="LineNr">235 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;(b) &quot;</span>, <span class="Constant">&quot;F - test-render-grapheme-stack-while-highlighting-matching-close-paren&quot;</span>
<span id="L236" class="LineNr">236 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">2</span>/y, <span class="Constant">&quot;| &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L218'>test-render-grapheme-stack-while-highlighting-matching-close-paren</a>: cursor&quot;</span>
<span id="L237" class="LineNr">237 </span> <a href='../504test-screen.mu.html#L65'>check-screen-row-in-color</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0xf</span>/fg=white, <span class="Constant">2</span>/y, <span class="Constant">&quot; ) &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L218'>test-render-grapheme-stack-while-highlighting-matching-close-paren</a>: matching paren&quot;</span>
<span id="L238" class="LineNr">238 </span><span class="Delimiter">}</span>
<span id="L239" class="LineNr">239 </span>
<span id="L240" class="LineNr">240 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L240'>test-render-grapheme-stack-while-highlighting-matching-close-paren-2</a></span> <span class="Delimiter">{</span>
<span id="L241" class="LineNr">241 </span> <span class="muComment"># setup: gs = &quot;(a (b)) c&quot;</span>
<span id="L242" class="LineNr">242 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L243" class="LineNr">243 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L244" class="LineNr">244 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">0x10</span>
<span id="L245" class="LineNr">245 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x63</span>/c
<span id="L246" class="LineNr">246 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L247" class="LineNr">247 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x20</span>/space
<span id="L248" class="LineNr">248 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L249" class="LineNr">249 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x29</span>/close-paren
<span id="L250" class="LineNr">250 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L251" class="LineNr">251 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x29</span>/close-paren
<span id="L252" class="LineNr">252 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L253" class="LineNr">253 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L254" class="LineNr">254 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L255" class="LineNr">255 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L256" class="LineNr">256 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L257" class="LineNr">257 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x20</span>/space
<span id="L258" class="LineNr">258 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L259" class="LineNr">259 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x61</span>/a
<span id="L260" class="LineNr">260 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L261" class="LineNr">261 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L262" class="LineNr">262 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L263" class="LineNr">263 </span> <span class="muComment"># setup: screen</span>
<span id="L264" class="LineNr">264 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L265" class="LineNr">265 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L266" class="LineNr">266 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L267" class="LineNr">267 </span> <span class="muComment">#</span>
<span id="L268" class="LineNr">268 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L174'>render-stack-from-top</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/cursor=true
<span id="L269" class="LineNr">269 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;(a (b)) c &quot;</span>, <span class="Constant">&quot;F - test-render-grapheme-stack-while-highlighting-matching-close-paren-2&quot;</span>
<span id="L270" class="LineNr">270 </span> <a href='../504test-screen.mu.html#L251'>check-background-color-in-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">2</span>/y, <span class="Constant">&quot;| &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L240'>test-render-grapheme-stack-while-highlighting-matching-close-paren-2</a>: cursor&quot;</span>
<span id="L271" class="LineNr">271 </span> <a href='../504test-screen.mu.html#L65'>check-screen-row-in-color</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0xf</span>/fg=white, <span class="Constant">2</span>/y, <span class="Constant">&quot; ) &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L240'>test-render-grapheme-stack-while-highlighting-matching-close-paren-2</a>: matching paren&quot;</span>
<span id="L272" class="LineNr">272 </span><span class="Delimiter">}</span>
<span id="L273" class="LineNr">273 </span>
<span id="L274" class="LineNr">274 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L274'>test-render-grapheme-stack-while-highlighting-matching-open-paren-with-close-paren-at-end</a></span> <span class="Delimiter">{</span>
<span id="L275" class="LineNr">275 </span> <span class="muComment"># setup: gs = &quot;(b)&quot;</span>
<span id="L276" class="LineNr">276 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L277" class="LineNr">277 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L278" class="LineNr">278 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span>
<span id="L279" class="LineNr">279 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L280" class="LineNr">280 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L281" class="LineNr">281 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L282" class="LineNr">282 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L283" class="LineNr">283 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x29</span>/close-paren
<span id="L284" class="LineNr">284 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L285" class="LineNr">285 </span> <span class="muComment"># setup: screen</span>
<span id="L286" class="LineNr">286 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L287" class="LineNr">287 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L288" class="LineNr">288 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L289" class="LineNr">289 </span> <span class="muComment">#</span>
<span id="L290" class="LineNr">290 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L117'>render-stack-from-bottom</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/highlight-matching-open-paren, <span class="Constant">1</span>/open-paren-depth
<span id="L291" class="LineNr">291 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;(b) &quot;</span>, <span class="Constant">&quot;F - test-render-grapheme-stack-while-highlighting-matching-open-paren-with-close-paren-at-end&quot;</span>
<span id="L292" class="LineNr">292 </span> <a href='../504test-screen.mu.html#L65'>check-screen-row-in-color</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0xf</span>/fg=white, <span class="Constant">2</span>/y, <span class="Constant">&quot;( &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L274'>test-render-grapheme-stack-while-highlighting-matching-open-paren-with-close-paren-at-end</a>: matching paren&quot;</span>
<span id="L293" class="LineNr">293 </span><span class="Delimiter">}</span>
<span id="L294" class="LineNr">294 </span>
<span id="L295" class="LineNr">295 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L295'>test-render-grapheme-stack-while-highlighting-matching-open-paren-with-close-paren-at-end-2</a></span> <span class="Delimiter">{</span>
<span id="L296" class="LineNr">296 </span> <span class="muComment"># setup: gs = &quot;a((b))&quot;</span>
<span id="L297" class="LineNr">297 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L298" class="LineNr">298 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L299" class="LineNr">299 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">0x10</span>
<span id="L300" class="LineNr">300 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x61</span>/a
<span id="L301" class="LineNr">301 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L302" class="LineNr">302 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L303" class="LineNr">303 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L304" class="LineNr">304 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L305" class="LineNr">305 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L306" class="LineNr">306 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L307" class="LineNr">307 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L308" class="LineNr">308 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x29</span>/close-paren
<span id="L309" class="LineNr">309 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L310" class="LineNr">310 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x29</span>/close-paren
<span id="L311" class="LineNr">311 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L312" class="LineNr">312 </span> <span class="muComment"># setup: screen</span>
<span id="L313" class="LineNr">313 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L314" class="LineNr">314 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L315" class="LineNr">315 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L316" class="LineNr">316 </span> <span class="muComment">#</span>
<span id="L317" class="LineNr">317 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L117'>render-stack-from-bottom</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/highlight-matching-open-paren, <span class="Constant">1</span>/open-paren-depth
<span id="L318" class="LineNr">318 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;a((b)) &quot;</span>, <span class="Constant">&quot;F - test-render-grapheme-stack-while-highlighting-matching-open-paren-with-close-paren-at-end-2&quot;</span>
<span id="L319" class="LineNr">319 </span> <a href='../504test-screen.mu.html#L65'>check-screen-row-in-color</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0xf</span>/fg=white, <span class="Constant">2</span>/y, <span class="Constant">&quot; ( &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L295'>test-render-grapheme-stack-while-highlighting-matching-open-paren-with-close-paren-at-end-2</a>: matching paren&quot;</span>
<span id="L320" class="LineNr">320 </span><span class="Delimiter">}</span>
<span id="L321" class="LineNr">321 </span>
<span id="L322" class="LineNr">322 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L322'>test-render-grapheme-stack-while-highlighting-matching-open-paren</a></span> <span class="Delimiter">{</span>
<span id="L323" class="LineNr">323 </span> <span class="muComment"># setup: gs = &quot;(b&quot;</span>
<span id="L324" class="LineNr">324 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L325" class="LineNr">325 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L326" class="LineNr">326 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span>
<span id="L327" class="LineNr">327 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L328" class="LineNr">328 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L329" class="LineNr">329 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L330" class="LineNr">330 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L331" class="LineNr">331 </span> <span class="muComment"># setup: screen</span>
<span id="L332" class="LineNr">332 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L333" class="LineNr">333 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L334" class="LineNr">334 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L335" class="LineNr">335 </span> <span class="muComment">#</span>
<span id="L336" class="LineNr">336 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L117'>render-stack-from-bottom</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/highlight-matching-open-paren, <span class="Constant">0</span>/open-paren-depth
<span id="L337" class="LineNr">337 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;(b &quot;</span>, <span class="Constant">&quot;F - test-render-grapheme-stack-while-highlighting-matching-open-paren&quot;</span>
<span id="L338" class="LineNr">338 </span> <a href='../504test-screen.mu.html#L65'>check-screen-row-in-color</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0xf</span>/fg=white, <span class="Constant">2</span>/y, <span class="Constant">&quot;( &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L322'>test-render-grapheme-stack-while-highlighting-matching-open-paren</a>: matching paren&quot;</span>
<span id="L339" class="LineNr">339 </span><span class="Delimiter">}</span>
<span id="L340" class="LineNr">340 </span>
<span id="L341" class="LineNr">341 </span><span class="PreProc">fn</span> <span class="muTest"><a href='grapheme-stack.mu.html#L341'>test-render-grapheme-stack-while-highlighting-matching-open-paren-2</a></span> <span class="Delimiter">{</span>
<span id="L342" class="LineNr">342 </span> <span class="muComment"># setup: gs = &quot;a((b)&quot;</span>
<span id="L343" class="LineNr">343 </span> <span class="PreProc">var</span> gs-storage: <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>
<span id="L344" class="LineNr">344 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> address gs-storage
<span id="L345" class="LineNr">345 </span> <a href='grapheme-stack.mu.html#L8'>initialize-grapheme-stack</a> gs, <span class="Constant">0x10</span>
<span id="L346" class="LineNr">346 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> copy <span class="Constant">0x61</span>/a
<span id="L347" class="LineNr">347 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L348" class="LineNr">348 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L349" class="LineNr">349 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L350" class="LineNr">350 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x28</span>/open-paren
<span id="L351" class="LineNr">351 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L352" class="LineNr">352 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x62</span>/b
<span id="L353" class="LineNr">353 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L354" class="LineNr">354 </span> g <span class="Special">&lt;-</span> copy <span class="Constant">0x29</span>/close-paren
<span id="L355" class="LineNr">355 </span> <a href='grapheme-stack.mu.html#L39'>push-grapheme-stack</a> gs, g
<span id="L356" class="LineNr">356 </span> <span class="muComment"># setup: screen</span>
<span id="L357" class="LineNr">357 </span> <span class="PreProc">var</span> screen-on-stack: <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L358" class="LineNr">358 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> address screen-on-stack
<span id="L359" class="LineNr">359 </span> <a href='../500text-screen.mu.html#L23'>initialize-screen</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
<span id="L360" class="LineNr">360 </span> <span class="muComment">#</span>
<span id="L361" class="LineNr">361 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='grapheme-stack.mu.html#L117'>render-stack-from-bottom</a> <a href='../500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/highlight-matching-open-paren, <span class="Constant">0</span>/open-paren-depth
<span id="L362" class="LineNr">362 </span> <a href='../504test-screen.mu.html#L7'>check-screen-row</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">&quot;a((b) &quot;</span>, <span class="Constant">&quot;F - test-render-grapheme-stack-while-highlighting-matching-open-paren-2&quot;</span>
<span id="L363" class="LineNr">363 </span> <a href='../504test-screen.mu.html#L65'>check-screen-row-in-color</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0xf</span>/fg=white, <span class="Constant">2</span>/y, <span class="Constant">&quot; ( &quot;</span>, <span class="Constant">&quot;F - <a href='grapheme-stack.mu.html#L341'>test-render-grapheme-stack-while-highlighting-matching-open-paren-2</a>: matching paren&quot;</span>
<span id="L364" class="LineNr">364 </span><span class="Delimiter">}</span>
<span id="L365" class="LineNr">365 </span>
<span id="L366" class="LineNr">366 </span><span class="muComment"># return the index of the matching close-paren of the grapheme at cursor (top of stack)</span>
<span id="L367" class="LineNr">367 </span><span class="muComment"># or top index if there's no matching close-paren</span>
<span id="L368" class="LineNr">368 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L368'>get-matching-close-paren-index</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), render-cursor?: boolean<span class="PreProc"> -&gt; </span>_/<span class="Constant">edx</span>: int <span class="Delimiter">{</span>
<span id="L369" class="LineNr">369 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L370" class="LineNr">370 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L371" class="LineNr">371 </span> <span class="muComment"># if not rendering cursor, return</span>
<span id="L372" class="LineNr">372 </span> compare render-cursor?, <span class="Constant">0</span>/false
<span id="L373" class="LineNr">373 </span> <span class="Delimiter">{</span>
<span id="L374" class="LineNr">374 </span> <span class="PreProc">break-if-!=</span>
<span id="L375" class="LineNr">375 </span> <span class="PreProc">return</span> *top-addr
<span id="L376" class="LineNr">376 </span> <span class="Delimiter">}</span>
<span id="L377" class="LineNr">377 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L378" class="LineNr">378 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L379" class="LineNr">379 </span> <span class="PreProc">var</span> i/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy *top-addr
<span id="L380" class="LineNr">380 </span> <span class="muComment"># if stack is empty, return</span>
<span id="L381" class="LineNr">381 </span> compare i, <span class="Constant">0</span>
<span id="L382" class="LineNr">382 </span> <span class="Delimiter">{</span>
<span id="L383" class="LineNr">383 </span> <span class="PreProc">break-if-&gt;</span>
<span id="L384" class="LineNr">384 </span> <span class="PreProc">return</span> *top-addr
<span id="L385" class="LineNr">385 </span> <span class="Delimiter">}</span>
<span id="L386" class="LineNr">386 </span> <span class="muComment"># if cursor is not '(' return</span>
<span id="L387" class="LineNr">387 </span> i <span class="Special">&lt;-</span> decrement
<span id="L388" class="LineNr">388 </span> <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L389" class="LineNr">389 </span> compare *g, <span class="Constant">0x28</span>/open-paren
<span id="L390" class="LineNr">390 </span> <span class="Delimiter">{</span>
<span id="L391" class="LineNr">391 </span> <span class="PreProc">break-if-=</span>
<span id="L392" class="LineNr">392 </span> <span class="PreProc">return</span> *top-addr
<span id="L393" class="LineNr">393 </span> <span class="Delimiter">}</span>
<span id="L394" class="LineNr">394 </span> <span class="muComment"># otherwise scan to matching paren</span>
<span id="L395" class="LineNr">395 </span> <span class="PreProc">var</span> paren-count/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">1</span>
<span id="L396" class="LineNr">396 </span> i <span class="Special">&lt;-</span> decrement
<span id="L397" class="LineNr">397 </span> <span class="Delimiter">{</span>
<span id="L398" class="LineNr">398 </span> compare i, <span class="Constant">0</span>
<span id="L399" class="LineNr">399 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L400" class="LineNr">400 </span> <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L401" class="LineNr">401 </span> compare *g, <span class="Constant">0x28</span>/open-paren
<span id="L402" class="LineNr">402 </span> <span class="Delimiter">{</span>
<span id="L403" class="LineNr">403 </span> <span class="PreProc">break-if-!=</span>
<span id="L404" class="LineNr">404 </span> paren-count <span class="Special">&lt;-</span> increment
<span id="L405" class="LineNr">405 </span> <span class="Delimiter">}</span>
<span id="L406" class="LineNr">406 </span> compare *g, <span class="Constant">0x29</span>/close-paren
<span id="L407" class="LineNr">407 </span> <span class="Delimiter">{</span>
<span id="L408" class="LineNr">408 </span> <span class="PreProc">break-if-!=</span>
<span id="L409" class="LineNr">409 </span> compare paren-count, <span class="Constant">1</span>
<span id="L410" class="LineNr">410 </span> <span class="Delimiter">{</span>
<span id="L411" class="LineNr">411 </span> <span class="PreProc">break-if-!=</span>
<span id="L412" class="LineNr">412 </span> <span class="PreProc">return</span> i
<span id="L413" class="LineNr">413 </span> <span class="Delimiter">}</span>
<span id="L414" class="LineNr">414 </span> paren-count <span class="Special">&lt;-</span> decrement
<span id="L415" class="LineNr">415 </span> <span class="Delimiter">}</span>
<span id="L416" class="LineNr">416 </span> i <span class="Special">&lt;-</span> decrement
<span id="L417" class="LineNr">417 </span> <span class="PreProc">loop</span>
<span id="L418" class="LineNr">418 </span> <span class="Delimiter">}</span>
<span id="L419" class="LineNr">419 </span> <span class="PreProc">return</span> *top-addr
<span id="L420" class="LineNr">420 </span><span class="Delimiter">}</span>
<span id="L421" class="LineNr">421 </span>
<span id="L422" class="LineNr">422 </span><span class="muComment"># return the index of the first open-paren at the given depth</span>
<span id="L423" class="LineNr">423 </span><span class="muComment"># or top index if there's no matching close-paren</span>
<span id="L424" class="LineNr">424 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L424'>get-matching-open-paren-index</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), control: boolean, depth: int<span class="PreProc"> -&gt; </span>_/<span class="Constant">edx</span>: int <span class="Delimiter">{</span>
<span id="L425" class="LineNr">425 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L426" class="LineNr">426 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L427" class="LineNr">427 </span> <span class="muComment"># if not rendering cursor, return</span>
<span id="L428" class="LineNr">428 </span> compare control, <span class="Constant">0</span>/false
<span id="L429" class="LineNr">429 </span> <span class="Delimiter">{</span>
<span id="L430" class="LineNr">430 </span> <span class="PreProc">break-if-!=</span>
<span id="L431" class="LineNr">431 </span> <span class="PreProc">return</span> *top-addr
<span id="L432" class="LineNr">432 </span> <span class="Delimiter">}</span>
<span id="L433" class="LineNr">433 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L434" class="LineNr">434 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L435" class="LineNr">435 </span> <span class="PreProc">var</span> i/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy *top-addr
<span id="L436" class="LineNr">436 </span> <span class="muComment"># if stack is empty, return</span>
<span id="L437" class="LineNr">437 </span> compare i, <span class="Constant">0</span>
<span id="L438" class="LineNr">438 </span> <span class="Delimiter">{</span>
<span id="L439" class="LineNr">439 </span> <span class="PreProc">break-if-&gt;</span>
<span id="L440" class="LineNr">440 </span> <span class="PreProc">return</span> *top-addr
<span id="L441" class="LineNr">441 </span> <span class="Delimiter">}</span>
<span id="L442" class="LineNr">442 </span> <span class="muComment"># scan to matching open paren</span>
<span id="L443" class="LineNr">443 </span> <span class="PreProc">var</span> paren-count/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L444" class="LineNr">444 </span> i <span class="Special">&lt;-</span> decrement
<span id="L445" class="LineNr">445 </span> <span class="Delimiter">{</span>
<span id="L446" class="LineNr">446 </span> compare i, <span class="Constant">0</span>
<span id="L447" class="LineNr">447 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L448" class="LineNr">448 </span> <span class="PreProc">var</span> g/<span class="Constant">esi</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L449" class="LineNr">449 </span> compare *g, <span class="Constant">0x29</span>/close-paren
<span id="L450" class="LineNr">450 </span> <span class="Delimiter">{</span>
<span id="L451" class="LineNr">451 </span> <span class="PreProc">break-if-!=</span>
<span id="L452" class="LineNr">452 </span> paren-count <span class="Special">&lt;-</span> increment
<span id="L453" class="LineNr">453 </span> <span class="Delimiter">}</span>
<span id="L454" class="LineNr">454 </span> compare *g, <span class="Constant">0x28</span>/open-paren
<span id="L455" class="LineNr">455 </span> <span class="Delimiter">{</span>
<span id="L456" class="LineNr">456 </span> <span class="PreProc">break-if-!=</span>
<span id="L457" class="LineNr">457 </span> compare paren-count, depth
<span id="L458" class="LineNr">458 </span> <span class="Delimiter">{</span>
<span id="L459" class="LineNr">459 </span> <span class="PreProc">break-if-!=</span>
<span id="L460" class="LineNr">460 </span> <span class="PreProc">return</span> i
<span id="L461" class="LineNr">461 </span> <span class="Delimiter">}</span>
<span id="L462" class="LineNr">462 </span> paren-count <span class="Special">&lt;-</span> decrement
<span id="L463" class="LineNr">463 </span> <span class="Delimiter">}</span>
<span id="L464" class="LineNr">464 </span> i <span class="Special">&lt;-</span> decrement
<span id="L465" class="LineNr">465 </span> <span class="PreProc">loop</span>
<span id="L466" class="LineNr">466 </span> <span class="Delimiter">}</span>
<span id="L467" class="LineNr">467 </span> <span class="PreProc">return</span> *top-addr
<span id="L468" class="LineNr">468 </span><span class="Delimiter">}</span>
<span id="L469" class="LineNr">469 </span>
<span id="L470" class="LineNr">470 </span><span class="muComment"># compare from bottom</span>
<span id="L471" class="LineNr">471 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
<span id="L472" class="LineNr">472 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L472'>prefix-match?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L473" class="LineNr">473 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L474" class="LineNr">474 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L475" class="LineNr">475 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L476" class="LineNr">476 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L477" class="LineNr">477 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L478" class="LineNr">478 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L479" class="LineNr">479 </span> <span class="Delimiter">{</span>
<span id="L480" class="LineNr">480 </span> compare i, *top-addr
<span id="L481" class="LineNr">481 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L482" class="LineNr">482 </span> <span class="muComment"># if curr != expected, return false</span>
<span id="L483" class="LineNr">483 </span> <span class="Delimiter">{</span>
<span id="L484" class="LineNr">484 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L485" class="LineNr">485 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> s
<span id="L486" class="LineNr">486 </span> <span class="Delimiter">{</span>
<span id="L487" class="LineNr">487 </span> compare expected, *curr-a
<span id="L488" class="LineNr">488 </span> <span class="PreProc">break-if-=</span>
<span id="L489" class="LineNr">489 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L490" class="LineNr">490 </span> <span class="Delimiter">}</span>
<span id="L491" class="LineNr">491 </span> <span class="Delimiter">}</span>
<span id="L492" class="LineNr">492 </span> i <span class="Special">&lt;-</span> increment
<span id="L493" class="LineNr">493 </span> <span class="PreProc">loop</span>
<span id="L494" class="LineNr">494 </span> <span class="Delimiter">}</span>
<span id="L495" class="LineNr">495 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span>
<span id="L496" class="LineNr">496 </span><span class="Delimiter">}</span>
<span id="L497" class="LineNr">497 </span>
<span id="L498" class="LineNr">498 </span><span class="muComment"># compare from bottom</span>
<span id="L499" class="LineNr">499 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span>
<span id="L500" class="LineNr">500 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L500'>suffix-match?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L501" class="LineNr">501 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L502" class="LineNr">502 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L503" class="LineNr">503 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L504" class="LineNr">504 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L505" class="LineNr">505 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L506" class="LineNr">506 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy *top-addr
<span id="L507" class="LineNr">507 </span> i <span class="Special">&lt;-</span> decrement
<span id="L508" class="LineNr">508 </span> <span class="Delimiter">{</span>
<span id="L509" class="LineNr">509 </span> compare i, <span class="Constant">0</span>
<span id="L510" class="LineNr">510 </span> <span class="PreProc">break-if-&lt;</span>
<span id="L511" class="LineNr">511 </span> <span class="Delimiter">{</span>
<span id="L512" class="LineNr">512 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L513" class="LineNr">513 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> s
<span id="L514" class="LineNr">514 </span> <span class="muComment"># if curr != expected, return false</span>
<span id="L515" class="LineNr">515 </span> <span class="Delimiter">{</span>
<span id="L516" class="LineNr">516 </span> compare expected, *curr-a
<span id="L517" class="LineNr">517 </span> <span class="PreProc">break-if-=</span>
<span id="L518" class="LineNr">518 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L519" class="LineNr">519 </span> <span class="Delimiter">}</span>
<span id="L520" class="LineNr">520 </span> <span class="Delimiter">}</span>
<span id="L521" class="LineNr">521 </span> i <span class="Special">&lt;-</span> decrement
<span id="L522" class="LineNr">522 </span> <span class="PreProc">loop</span>
<span id="L523" class="LineNr">523 </span> <span class="Delimiter">}</span>
<span id="L524" class="LineNr">524 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span>
<span id="L525" class="LineNr">525 </span><span class="Delimiter">}</span>
<span id="L526" class="LineNr">526 </span>
<span id="L527" class="LineNr">527 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='grapheme-stack.mu.html#L527'>grapheme-stack-is-decimal-integer?</a></span> _self: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L528" class="LineNr">528 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='grapheme-stack.mu.html#L3'>grapheme-stack</a>) <span class="Special">&lt;-</span> copy _self
<span id="L529" class="LineNr">529 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="Special">&lt;-</span> get self, data
<span id="L530" class="LineNr">530 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L531" class="LineNr">531 </span> <span class="PreProc">var</span> data/<span class="Constant">edx</span>: (addr array grapheme) <span class="Special">&lt;-</span> copy _data
<span id="L532" class="LineNr">532 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get self, top
<span id="L533" class="LineNr">533 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L534" class="LineNr">534 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> copy <span class="Constant">1</span>/true
<span id="L535" class="LineNr">535 </span> $grapheme-stack-is-integer?:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L536" class="LineNr">536 </span> compare i, *top-addr
<span id="L537" class="LineNr">537 </span> <span class="PreProc">break-if-&gt;=</span>
<span id="L538" class="LineNr">538 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="Special">&lt;-</span> index data, i
<span id="L539" class="LineNr">539 </span> result <span class="Special">&lt;-</span> <a href='../126write-int-decimal.subx.html#L299'>decimal-digit?</a> *g
<span id="L540" class="LineNr">540 </span> compare result, <span class="Constant">0</span>/false
<span id="L541" class="LineNr">541 </span> <span class="PreProc">break-if-=</span>
<span id="L542" class="LineNr">542 </span> i <span class="Special">&lt;-</span> increment
<span id="L543" class="LineNr">543 </span> <span class="PreProc">loop</span>
<span id="L544" class="LineNr">544 </span> <span class="Delimiter">}</span>
<span id="L545" class="LineNr">545 </span> <span class="PreProc">return</span> result
<span id="L546" class="LineNr">546 </span><span class="Delimiter">}</span>
</pre>
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@ -57,47 +57,48 @@ if ('onhashchange' in window) {
<a href='https://github.com/akkartik/mu/blob/main/shell/main.mu'>https://github.com/akkartik/mu/blob/main/shell/main.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Experimental Mu shell</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment"># A Lisp with indent-sensitivity and infix, no macros. Commas are ignored.</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment"># A Lisp with indent-sensitivity and infix.</span>
<span id="L3" class="LineNr"> 3 </span>
<span id="L4" class="LineNr"> 4 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='main.mu.html#L4'>main</a></span> <span class="Delimiter">{</span>
<span id="L5" class="LineNr"> 5 </span> <span class="PreProc">var</span> sandbox-storage: <a href='sandbox.mu.html#L1'>sandbox</a>
<span id="L6" class="LineNr"> 6 </span> <span class="PreProc">var</span> <a href='sandbox.mu.html#L1'>sandbox</a>/<span class="Constant">esi</span>: (addr <a href='sandbox.mu.html#L1'>sandbox</a>) <span class="Special">&lt;-</span> address sandbox-storage
<span id="L7" class="LineNr"> 7 </span> <a href='sandbox.mu.html#L8'>initialize-sandbox</a> <a href='sandbox.mu.html#L1'>sandbox</a>
<span id="L8" class="LineNr"> 8 </span> <a href='main.mu.html#L27'>load-sandbox-from-secondary-disk</a> <a href='sandbox.mu.html#L1'>sandbox</a>
<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">var</span> width/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L10" class="LineNr">10 </span> <span class="PreProc">var</span> height/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L11" class="LineNr">11 </span> width, height <span class="Special">&lt;-</span> <a href='../500text-screen.mu.html#L50'>screen-size</a> <span class="Constant">0</span>/screen
<span id="L4" class="LineNr"> 4 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='main.mu.html#L4'>main</a></span> <a href='../500text-screen.mu.html#L9'>screen</a>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>), keyboard: (addr keyboard), data-disk: (addr disk) <span class="Delimiter">{</span>
<span id="L5" class="LineNr"> 5 </span> <span class="PreProc">var</span> globals-storage: <a href='global.mu.html#L6'>global-table</a>
<span id="L6" class="LineNr"> 6 </span> <span class="PreProc">var</span> globals/<span class="Constant">edi</span>: (addr <a href='global.mu.html#L6'>global-table</a>) <span class="Special">&lt;-</span> address globals-storage
<span id="L7" class="LineNr"> 7 </span> <a href='global.mu.html#L11'>initialize-globals</a> globals
<span id="L8" class="LineNr"> 8 </span> <span class="PreProc">var</span> sandbox-storage: <a href='sandbox.mu.html#L1'>sandbox</a>
<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">var</span> <a href='sandbox.mu.html#L1'>sandbox</a>/<span class="Constant">esi</span>: (addr <a href='sandbox.mu.html#L1'>sandbox</a>) <span class="Special">&lt;-</span> address sandbox-storage
<span id="L10" class="LineNr">10 </span> <a href='sandbox.mu.html#L12'>initialize-sandbox</a> <a href='sandbox.mu.html#L1'>sandbox</a>, <span class="Constant">1</span>/with-screen
<span id="L11" class="LineNr">11 </span> <a href='main.mu.html#L28'>load-sandbox</a> data-disk, <a href='sandbox.mu.html#L1'>sandbox</a>
<span id="L12" class="LineNr">12 </span> <span class="Delimiter">{</span>
<span id="L13" class="LineNr">13 </span> <a href='sandbox.mu.html#L41'>render-sandbox</a> <span class="Constant">0</span>/screen, <a href='sandbox.mu.html#L1'>sandbox</a>, <span class="Constant">2</span>/x, <span class="Constant">2</span>/y, width, height
<span id="L14" class="LineNr">14 </span> <span class="Delimiter">{</span>
<span id="L15" class="LineNr">15 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='../102keyboard.subx.html#L9'>read-key</a> <span class="Constant">0</span>/keyboard
<span id="L16" class="LineNr">16 </span> compare key, <span class="Constant">0</span>
<span id="L17" class="LineNr">17 </span> <span class="PreProc">loop-if-=</span>
<span id="L18" class="LineNr">18 </span> <span class="muComment"># no way to quit right now; just reboot</span>
<span id="L19" class="LineNr">19 </span> <a href='sandbox.mu.html#L107'>edit-sandbox</a> <a href='sandbox.mu.html#L1'>sandbox</a>, key
<span id="L20" class="LineNr">20 </span> <span class="Delimiter">}</span>
<span id="L21" class="LineNr">21 </span> <span class="PreProc">loop</span>
<span id="L22" class="LineNr">22 </span> <span class="Delimiter">}</span>
<span id="L23" class="LineNr">23 </span><span class="Delimiter">}</span>
<span id="L24" class="LineNr">24 </span>
<span id="L25" class="LineNr">25 </span><span class="muComment"># Read a null-terminated sequence of keys from secondary disk and load them</span>
<span id="L26" class="LineNr">26 </span><span class="muComment"># into sandbox.</span>
<span id="L27" class="LineNr">27 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='main.mu.html#L27'>load-sandbox-from-secondary-disk</a></span> _self: (addr <a href='sandbox.mu.html#L1'>sandbox</a>) <span class="Delimiter">{</span>
<span id="L28" class="LineNr">28 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='sandbox.mu.html#L1'>sandbox</a>) <span class="Special">&lt;-</span> copy _self
<span id="L29" class="LineNr">29 </span> <span class="PreProc">var</span> s-storage: (stream byte <span class="Constant">0x200</span>)
<span id="L30" class="LineNr">30 </span> <span class="PreProc">var</span> s/<span class="Constant">ebx</span>: (addr stream byte) <span class="Special">&lt;-</span> address s-storage
<span id="L31" class="LineNr">31 </span> <a href='../boot.subx.html#L817'>load-first-sector-from-primary-bus-secondary-drive</a> s
<span id="L32" class="LineNr">32 </span> <span class="Delimiter">{</span>
<span id="L33" class="LineNr">33 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../309stream.subx.html#L6'>stream-empty?</a> s
<span id="L34" class="LineNr">34 </span> compare done?, <span class="Constant">0</span>/false
<span id="L35" class="LineNr">35 </span> <span class="PreProc">break-if-!=</span>
<span id="L36" class="LineNr">36 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='../112read-byte.subx.html#L13'>read-byte</a> s
<span id="L37" class="LineNr">37 </span> compare key, <span class="Constant">0</span>/null
<span id="L38" class="LineNr">38 </span> <span class="PreProc">break-if-=</span>
<span id="L39" class="LineNr">39 </span> <a href='sandbox.mu.html#L107'>edit-sandbox</a> self, key
<span id="L40" class="LineNr">40 </span> <span class="PreProc">loop</span>
<span id="L41" class="LineNr">41 </span> <span class="Delimiter">}</span>
<span id="L42" class="LineNr">42 </span><span class="Delimiter">}</span>
<span id="L13" class="LineNr">13 </span> <a href='global.mu.html#L36'>render-globals</a> <a href='../500text-screen.mu.html#L9'>screen</a>, globals, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">0x40</span>/xmax, <span class="Constant">0x2f</span>/screen-height-without-menu
<span id="L14" class="LineNr">14 </span> <a href='sandbox.mu.html#L58'>render-sandbox</a> <a href='../500text-screen.mu.html#L9'>screen</a>, <a href='sandbox.mu.html#L1'>sandbox</a>, <span class="Constant">0x40</span>/x, <span class="Constant">0</span>/y, <span class="Constant">0x80</span>/screen-width, <span class="Constant">0x2f</span>/screen-height-without-menu, globals
<span id="L15" class="LineNr">15 </span> <span class="Delimiter">{</span>
<span id="L16" class="LineNr">16 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='../102keyboard.subx.html#L21'>read-key</a> keyboard
<span id="L17" class="LineNr">17 </span> compare key, <span class="Constant">0</span>
<span id="L18" class="LineNr">18 </span> <span class="PreProc">loop-if-=</span>
<span id="L19" class="LineNr">19 </span> <span class="muComment"># no way to quit right now; just reboot</span>
<span id="L20" class="LineNr">20 </span> <a href='sandbox.mu.html#L453'>edit-sandbox</a> <a href='sandbox.mu.html#L1'>sandbox</a>, key, globals, <a href='../500text-screen.mu.html#L9'>screen</a>, keyboard, data-disk
<span id="L21" class="LineNr">21 </span> <span class="Delimiter">}</span>
<span id="L22" class="LineNr">22 </span> <span class="PreProc">loop</span>
<span id="L23" class="LineNr">23 </span> <span class="Delimiter">}</span>
<span id="L24" class="LineNr">24 </span><span class="Delimiter">}</span>
<span id="L25" class="LineNr">25 </span>
<span id="L26" class="LineNr">26 </span><span class="muComment"># Read a null-terminated sequence of keys from disk and load them into</span>
<span id="L27" class="LineNr">27 </span><span class="muComment"># sandbox.</span>
<span id="L28" class="LineNr">28 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='main.mu.html#L28'>load-sandbox</a></span> data-disk: (addr disk), _self: (addr <a href='sandbox.mu.html#L1'>sandbox</a>) <span class="Delimiter">{</span>
<span id="L29" class="LineNr">29 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='sandbox.mu.html#L1'>sandbox</a>) <span class="Special">&lt;-</span> copy _self
<span id="L30" class="LineNr">30 </span> <span class="PreProc">var</span> s-storage: (stream byte <span class="Constant">0x200</span>)
<span id="L31" class="LineNr">31 </span> <span class="PreProc">var</span> s/<span class="Constant">ebx</span>: (addr stream byte) <span class="Special">&lt;-</span> address s-storage
<span id="L32" class="LineNr">32 </span> <a href='../boot.subx.html#L910'>load-sector</a> data-disk, <span class="Constant">0</span>/lba, s
<span id="L33" class="LineNr">33 </span> <span class="Delimiter">{</span>
<span id="L34" class="LineNr">34 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='../309stream.subx.html#L6'>stream-empty?</a> s
<span id="L35" class="LineNr">35 </span> compare done?, <span class="Constant">0</span>/false
<span id="L36" class="LineNr">36 </span> <span class="PreProc">break-if-!=</span>
<span id="L37" class="LineNr">37 </span> <span class="PreProc">var</span> key/<span class="Constant">eax</span>: byte <span class="Special">&lt;-</span> <a href='../112read-byte.subx.html#L13'>read-byte</a> s
<span id="L38" class="LineNr">38 </span> compare key, <span class="Constant">0</span>/null
<span id="L39" class="LineNr">39 </span> <span class="PreProc">break-if-=</span>
<span id="L40" class="LineNr">40 </span> <a href='sandbox.mu.html#L453'>edit-sandbox</a> self, key, <span class="Constant">0</span>/no-globals, <span class="Constant">0</span>/no-screen, <span class="Constant">0</span>/no-keyboard, <span class="Constant">0</span>/no-disk
<span id="L41" class="LineNr">41 </span> <span class="PreProc">loop</span>
<span id="L42" class="LineNr">42 </span> <span class="Delimiter">}</span>
<span id="L43" class="LineNr">43 </span><span class="Delimiter">}</span>
</pre>
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@ -95,103 +95,117 @@ if ('onhashchange' in window) {
<span id="L37" class="LineNr"> 37 </span> <span class="Delimiter">}</span>
<span id="L38" class="LineNr"> 38 </span> <a href='../309stream.subx.html#L107'>read-from-stream</a> tokens, curr-token
<span id="L39" class="LineNr"> 39 </span> $parse-sexpression:type-check: <span class="Delimiter">{</span>
<span id="L40" class="LineNr"> 40 </span> <span class="muComment"># not bracket -&gt; parse atom</span>
<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">var</span> <a href='tokenize.mu.html#L533'>bracket-token?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L533'>bracket-token?</a> curr-token
<span id="L42" class="LineNr"> 42 </span> compare <a href='tokenize.mu.html#L533'>bracket-token?</a>, <span class="Constant">0</span>/false
<span id="L40" class="LineNr"> 40 </span> <span class="muComment"># single quote -&gt; parse as list with a special car</span>
<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">var</span> <a href='tokenize.mu.html#L543'>quote-token?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L543'>quote-token?</a> curr-token
<span id="L42" class="LineNr"> 42 </span> compare <a href='tokenize.mu.html#L543'>quote-token?</a>, <span class="Constant">0</span>/false
<span id="L43" class="LineNr"> 43 </span> <span class="Delimiter">{</span>
<span id="L44" class="LineNr"> 44 </span> <span class="PreProc">break-if-!=</span>
<span id="L45" class="LineNr"> 45 </span> <a href='parse.mu.html#L91'>parse-atom</a> curr-token, _out, trace
<span id="L46" class="LineNr"> 46 </span> <span class="PreProc">break</span> $parse-sexpression:type-check
<span id="L47" class="LineNr"> 47 </span> <span class="Delimiter">}</span>
<span id="L48" class="LineNr"> 48 </span> <span class="muComment"># open paren -&gt; parse list</span>
<span id="L49" class="LineNr"> 49 </span> <span class="PreProc">var</span> open-paren?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L543'>open-paren-token?</a> curr-token
<span id="L50" class="LineNr"> 50 </span> compare open-paren?, <span class="Constant">0</span>/false
<span id="L51" class="LineNr"> 51 </span> <span class="Delimiter">{</span>
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">break-if-=</span>
<span id="L53" class="LineNr"> 53 </span> <span class="PreProc">var</span> curr/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L54" class="LineNr"> 54 </span> $parse-sexpression:list-loop: <span class="Delimiter">{</span>
<span id="L55" class="LineNr"> 55 </span> <a href='cell.mu.html#L73'>allocate-pair</a> curr
<span id="L56" class="LineNr"> 56 </span> <span class="PreProc">var</span> curr-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr
<span id="L57" class="LineNr"> 57 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr-addr, left
<span id="L58" class="LineNr"> 58 </span> <span class="Delimiter">{</span>
<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">var</span> close-paren?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='parse.mu.html#L26'>parse-sexpression</a> tokens, left, trace
<span id="L60" class="LineNr"> 60 </span> compare close-paren?, <span class="Constant">0</span>/false
<span id="L61" class="LineNr"> 61 </span> <span class="PreProc">break-if-!=</span> $parse-sexpression:list-loop
<span id="L62" class="LineNr"> 62 </span> <span class="Delimiter">}</span>
<span id="L63" class="LineNr"> 63 </span> <span class="muComment">#</span>
<span id="L64" class="LineNr"> 64 </span> curr <span class="Special">&lt;-</span> get curr-addr, right
<span id="L65" class="LineNr"> 65 </span> <span class="PreProc">loop</span>
<span id="L66" class="LineNr"> 66 </span> <span class="Delimiter">}</span>
<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">break</span> $parse-sexpression:type-check
<span id="L68" class="LineNr"> 68 </span> <span class="Delimiter">}</span>
<span id="L69" class="LineNr"> 69 </span> <span class="muComment"># close paren -&gt; parse list</span>
<span id="L70" class="LineNr"> 70 </span> <span class="PreProc">var</span> close-paren?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L557'>close-paren-token?</a> curr-token
<span id="L71" class="LineNr"> 71 </span> compare close-paren?, <span class="Constant">0</span>/false
<span id="L72" class="LineNr"> 72 </span> <span class="Delimiter">{</span>
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">break-if-=</span>
<span id="L74" class="LineNr"> 74 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L75" class="LineNr"> 75 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L76" class="LineNr"> 76 </span> <span class="Delimiter">}</span>
<span id="L77" class="LineNr"> 77 </span> <span class="muComment"># otherwise abort</span>
<span id="L78" class="LineNr"> 78 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L79" class="LineNr"> 79 </span> <span class="PreProc">var</span> stream/<span class="Constant">edx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L80" class="LineNr"> 80 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;unexpected token &quot;</span>
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">var</span> curr-token-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get curr-token, text-data
<span id="L82" class="LineNr"> 82 </span> <span class="PreProc">var</span> curr-token-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-token-data-ah
<span id="L83" class="LineNr"> 83 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> curr-token-data
<span id="L84" class="LineNr"> 84 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> stream, curr-token-data
<span id="L85" class="LineNr"> 85 </span> trace trace, <span class="Constant">&quot;error&quot;</span>, stream
<span id="L86" class="LineNr"> 86 </span> <span class="Delimiter">}</span>
<span id="L87" class="LineNr"> 87 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L88" class="LineNr"> 88 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L89" class="LineNr"> 89 </span><span class="Delimiter">}</span>
<span id="L90" class="LineNr"> 90 </span>
<span id="L91" class="LineNr"> 91 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='parse.mu.html#L91'>parse-atom</a></span> _curr-token: (addr <a href='cell.mu.html#L1'>cell</a>), _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L92" class="LineNr"> 92 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;parse atom&quot;</span>
<span id="L93" class="LineNr"> 93 </span> <span class="PreProc">var</span> curr-token/<span class="Constant">ecx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _curr-token
<span id="L94" class="LineNr"> 94 </span> <span class="PreProc">var</span> curr-token-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get curr-token, text-data
<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">var</span> _curr-token-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-token-data-ah
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">var</span> curr-token-data/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _curr-token-data
<span id="L97" class="LineNr"> 97 </span> trace trace, <span class="Constant">&quot;read&quot;</span>, curr-token-data
<span id="L98" class="LineNr"> 98 </span> <span class="muComment"># number</span>
<span id="L99" class="LineNr"> 99 </span> <span class="PreProc">var</span> <a href='tokenize.mu.html#L523'>number-token?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L523'>number-token?</a> curr-token
<span id="L100" class="LineNr">100 </span> compare <a href='tokenize.mu.html#L523'>number-token?</a>, <span class="Constant">0</span>/false
<span id="L101" class="LineNr">101 </span> <span class="Delimiter">{</span>
<span id="L102" class="LineNr">102 </span> <span class="PreProc">break-if-=</span>
<span id="L103" class="LineNr">103 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> curr-token-data
<span id="L104" class="LineNr">104 </span> <span class="PreProc">var</span> _val/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='../311decimal-int.subx.html#L48'>parse-decimal-int-from-stream</a> curr-token-data
<span id="L105" class="LineNr">105 </span> <span class="PreProc">var</span> val/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _val
<span id="L106" class="LineNr">106 </span> <span class="PreProc">var</span> val-float/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> convert val
<span id="L107" class="LineNr">107 </span> <a href='cell.mu.html#L39'>allocate-number</a> _out
<span id="L108" class="LineNr">108 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L109" class="LineNr">109 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr float) <span class="Special">&lt;-</span> get out-addr, number-data
<span id="L111" class="LineNr">111 </span> copy-to *dest, val-float
<span id="L112" class="LineNr">112 </span> <span class="Delimiter">{</span>
<span id="L113" class="LineNr">113 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L114" class="LineNr">114 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L115" class="LineNr">115 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; number &quot;</span>
<span id="L116" class="LineNr">116 </span> <a href='print.mu.html#L65'>print-number</a> out-addr, stream, <span class="Constant">0</span>/no-trace
<span id="L117" class="LineNr">117 </span> trace trace, <span class="Constant">&quot;read&quot;</span>, stream
<span id="L118" class="LineNr">118 </span> <span class="Delimiter">}</span>
<span id="L119" class="LineNr">119 </span> <span class="PreProc">return</span>
<span id="L120" class="LineNr">120 </span> <span class="Delimiter">}</span>
<span id="L121" class="LineNr">121 </span> <span class="muComment"># default: symbol</span>
<span id="L122" class="LineNr">122 </span> <span class="muComment"># just copy token data</span>
<span id="L123" class="LineNr">123 </span> <a href='cell.mu.html#L16'>allocate-symbol</a> _out
<span id="L124" class="LineNr">124 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L125" class="LineNr">125 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L126" class="LineNr">126 </span> <span class="PreProc">var</span> curr-token-data-ah/<span class="Constant">ecx</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get curr-token, text-data
<span id="L127" class="LineNr">127 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">edx</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get out-addr, text-data
<span id="L128" class="LineNr">128 </span> copy-object curr-token-data-ah, dest-ah
<span id="L129" class="LineNr">129 </span> <span class="Delimiter">{</span>
<span id="L130" class="LineNr">130 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L131" class="LineNr">131 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L132" class="LineNr">132 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; symbol &quot;</span>
<span id="L133" class="LineNr">133 </span> <a href='print.mu.html#L48'>print-symbol</a> out-addr, stream, <span class="Constant">0</span>/no-trace
<span id="L134" class="LineNr">134 </span> trace trace, <span class="Constant">&quot;read&quot;</span>, stream
<span id="L135" class="LineNr">135 </span> <span class="Delimiter">}</span>
<span id="L136" class="LineNr">136 </span><span class="Delimiter">}</span>
<span id="L44" class="LineNr"> 44 </span> <span class="PreProc">break-if-=</span>
<span id="L45" class="LineNr"> 45 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L46" class="LineNr"> 46 </span> <a href='cell.mu.html#L87'>allocate-pair</a> out
<span id="L47" class="LineNr"> 47 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L48" class="LineNr"> 48 </span> <span class="PreProc">var</span> left-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get out-addr, left
<span id="L49" class="LineNr"> 49 </span> <a href='cell.mu.html#L38'>new-symbol</a> left-ah, <span class="Constant">&quot;'&quot;</span>
<span id="L50" class="LineNr"> 50 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get out-addr, right
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='parse.mu.html#L26'>parse-sexpression</a> tokens, right-ah, trace
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">return</span> result
<span id="L53" class="LineNr"> 53 </span> <span class="Delimiter">}</span>
<span id="L54" class="LineNr"> 54 </span> <span class="muComment"># not bracket -&gt; parse atom</span>
<span id="L55" class="LineNr"> 55 </span> <span class="PreProc">var</span> <a href='tokenize.mu.html#L533'>bracket-token?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L533'>bracket-token?</a> curr-token
<span id="L56" class="LineNr"> 56 </span> compare <a href='tokenize.mu.html#L533'>bracket-token?</a>, <span class="Constant">0</span>/false
<span id="L57" class="LineNr"> 57 </span> <span class="Delimiter">{</span>
<span id="L58" class="LineNr"> 58 </span> <span class="PreProc">break-if-!=</span>
<span id="L59" class="LineNr"> 59 </span> <a href='parse.mu.html#L105'>parse-atom</a> curr-token, _out, trace
<span id="L60" class="LineNr"> 60 </span> <span class="PreProc">break</span> $parse-sexpression:type-check
<span id="L61" class="LineNr"> 61 </span> <span class="Delimiter">}</span>
<span id="L62" class="LineNr"> 62 </span> <span class="muComment"># open paren -&gt; parse list</span>
<span id="L63" class="LineNr"> 63 </span> <span class="PreProc">var</span> open-paren?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L557'>open-paren-token?</a> curr-token
<span id="L64" class="LineNr"> 64 </span> compare open-paren?, <span class="Constant">0</span>/false
<span id="L65" class="LineNr"> 65 </span> <span class="Delimiter">{</span>
<span id="L66" class="LineNr"> 66 </span> <span class="PreProc">break-if-=</span>
<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">var</span> curr/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L68" class="LineNr"> 68 </span> $parse-sexpression:list-loop: <span class="Delimiter">{</span>
<span id="L69" class="LineNr"> 69 </span> <a href='cell.mu.html#L87'>allocate-pair</a> curr
<span id="L70" class="LineNr"> 70 </span> <span class="PreProc">var</span> curr-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr
<span id="L71" class="LineNr"> 71 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr-addr, left
<span id="L72" class="LineNr"> 72 </span> <span class="Delimiter">{</span>
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">var</span> close-paren?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='parse.mu.html#L26'>parse-sexpression</a> tokens, left, trace
<span id="L74" class="LineNr"> 74 </span> compare close-paren?, <span class="Constant">0</span>/false
<span id="L75" class="LineNr"> 75 </span> <span class="PreProc">break-if-!=</span> $parse-sexpression:list-loop
<span id="L76" class="LineNr"> 76 </span> <span class="Delimiter">}</span>
<span id="L77" class="LineNr"> 77 </span> <span class="muComment">#</span>
<span id="L78" class="LineNr"> 78 </span> curr <span class="Special">&lt;-</span> get curr-addr, right
<span id="L79" class="LineNr"> 79 </span> <span class="PreProc">loop</span>
<span id="L80" class="LineNr"> 80 </span> <span class="Delimiter">}</span>
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">break</span> $parse-sexpression:type-check
<span id="L82" class="LineNr"> 82 </span> <span class="Delimiter">}</span>
<span id="L83" class="LineNr"> 83 </span> <span class="muComment"># close paren -&gt; parse list</span>
<span id="L84" class="LineNr"> 84 </span> <span class="PreProc">var</span> close-paren?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L571'>close-paren-token?</a> curr-token
<span id="L85" class="LineNr"> 85 </span> compare close-paren?, <span class="Constant">0</span>/false
<span id="L86" class="LineNr"> 86 </span> <span class="Delimiter">{</span>
<span id="L87" class="LineNr"> 87 </span> <span class="PreProc">break-if-=</span>
<span id="L88" class="LineNr"> 88 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L89" class="LineNr"> 89 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">}</span>
<span id="L91" class="LineNr"> 91 </span> <span class="muComment"># otherwise abort</span>
<span id="L92" class="LineNr"> 92 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L93" class="LineNr"> 93 </span> <span class="PreProc">var</span> stream/<span class="Constant">edx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L94" class="LineNr"> 94 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;unexpected token &quot;</span>
<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">var</span> curr-token-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get curr-token, text-data
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">var</span> curr-token-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-token-data-ah
<span id="L97" class="LineNr"> 97 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> curr-token-data
<span id="L98" class="LineNr"> 98 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> stream, curr-token-data
<span id="L99" class="LineNr"> 99 </span> trace trace, <span class="Constant">&quot;error&quot;</span>, stream
<span id="L100" class="LineNr">100 </span> <span class="Delimiter">}</span>
<span id="L101" class="LineNr">101 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L102" class="LineNr">102 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L103" class="LineNr">103 </span><span class="Delimiter">}</span>
<span id="L104" class="LineNr">104 </span>
<span id="L105" class="LineNr">105 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='parse.mu.html#L105'>parse-atom</a></span> _curr-token: (addr <a href='cell.mu.html#L1'>cell</a>), _out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L106" class="LineNr">106 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;parse atom&quot;</span>
<span id="L107" class="LineNr">107 </span> <span class="PreProc">var</span> curr-token/<span class="Constant">ecx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _curr-token
<span id="L108" class="LineNr">108 </span> <span class="PreProc">var</span> curr-token-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get curr-token, text-data
<span id="L109" class="LineNr">109 </span> <span class="PreProc">var</span> _curr-token-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *curr-token-data-ah
<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> curr-token-data/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _curr-token-data
<span id="L111" class="LineNr">111 </span> trace trace, <span class="Constant">&quot;read&quot;</span>, curr-token-data
<span id="L112" class="LineNr">112 </span> <span class="muComment"># number</span>
<span id="L113" class="LineNr">113 </span> <span class="PreProc">var</span> <a href='tokenize.mu.html#L523'>number-token?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L523'>number-token?</a> curr-token
<span id="L114" class="LineNr">114 </span> compare <a href='tokenize.mu.html#L523'>number-token?</a>, <span class="Constant">0</span>/false
<span id="L115" class="LineNr">115 </span> <span class="Delimiter">{</span>
<span id="L116" class="LineNr">116 </span> <span class="PreProc">break-if-=</span>
<span id="L117" class="LineNr">117 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> curr-token-data
<span id="L118" class="LineNr">118 </span> <span class="PreProc">var</span> _val/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> <a href='../311decimal-int.subx.html#L48'>parse-decimal-int-from-stream</a> curr-token-data
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> val/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy _val
<span id="L120" class="LineNr">120 </span> <span class="PreProc">var</span> val-float/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> convert val
<span id="L121" class="LineNr">121 </span> <a href='cell.mu.html#L53'>allocate-number</a> _out
<span id="L122" class="LineNr">122 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L123" class="LineNr">123 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L124" class="LineNr">124 </span> <span class="PreProc">var</span> dest/<span class="Constant">edi</span>: (addr float) <span class="Special">&lt;-</span> get out-addr, number-data
<span id="L125" class="LineNr">125 </span> copy-to *dest, val-float
<span id="L126" class="LineNr">126 </span> <span class="Delimiter">{</span>
<span id="L127" class="LineNr">127 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L128" class="LineNr">128 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L129" class="LineNr">129 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; number &quot;</span>
<span id="L130" class="LineNr">130 </span> <a href='print.mu.html#L117'>print-number</a> out-addr, stream, <span class="Constant">0</span>/no-trace
<span id="L131" class="LineNr">131 </span> trace trace, <span class="Constant">&quot;read&quot;</span>, stream
<span id="L132" class="LineNr">132 </span> <span class="Delimiter">}</span>
<span id="L133" class="LineNr">133 </span> <span class="PreProc">return</span>
<span id="L134" class="LineNr">134 </span> <span class="Delimiter">}</span>
<span id="L135" class="LineNr">135 </span> <span class="muComment"># default: symbol</span>
<span id="L136" class="LineNr">136 </span> <span class="muComment"># just copy token data</span>
<span id="L137" class="LineNr">137 </span> <a href='cell.mu.html#L20'>allocate-symbol</a> _out
<span id="L138" class="LineNr">138 </span> <span class="PreProc">var</span> out/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _out
<span id="L139" class="LineNr">139 </span> <span class="PreProc">var</span> out-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *out
<span id="L140" class="LineNr">140 </span> <span class="PreProc">var</span> curr-token-data-ah/<span class="Constant">ecx</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get curr-token, text-data
<span id="L141" class="LineNr">141 </span> <span class="PreProc">var</span> dest-ah/<span class="Constant">edx</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get out-addr, text-data
<span id="L142" class="LineNr">142 </span> copy-object curr-token-data-ah, dest-ah
<span id="L143" class="LineNr">143 </span> <span class="Delimiter">{</span>
<span id="L144" class="LineNr">144 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L145" class="LineNr">145 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L146" class="LineNr">146 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; symbol &quot;</span>
<span id="L147" class="LineNr">147 </span> <a href='print.mu.html#L81'>print-symbol</a> out-addr, stream, <span class="Constant">0</span>/no-trace
<span id="L148" class="LineNr">148 </span> trace trace, <span class="Constant">&quot;read&quot;</span>, stream
<span id="L149" class="LineNr">149 </span> <span class="Delimiter">}</span>
<span id="L150" class="LineNr">150 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>

582
html/shell/print.mu.html generated
View File

@ -63,281 +63,333 @@ if ('onhashchange' in window) {
<span id="L4" class="LineNr"> 4 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L5" class="LineNr"> 5 </span> <span class="PreProc">var</span> in-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *in
<span id="L6" class="LineNr"> 6 </span> <span class="Delimiter">{</span>
<span id="L7" class="LineNr"> 7 </span> <span class="PreProc">var</span> <a href='print.mu.html#L116'>nil?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L116'>nil?</a> in-addr
<span id="L8" class="LineNr"> 8 </span> compare <a href='print.mu.html#L116'>nil?</a>, <span class="Constant">0</span>/false
<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">break-if-=</span>
<span id="L10" class="LineNr"> 10 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;()&quot;</span>
<span id="L11" class="LineNr"> 11 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L12" class="LineNr"> 12 </span> <span class="PreProc">return</span>
<span id="L13" class="LineNr"> 13 </span> <span class="Delimiter">}</span>
<span id="L14" class="LineNr"> 14 </span> <span class="PreProc">var</span> in-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get in-addr, <span class="PreProc">type</span>
<span id="L15" class="LineNr"> 15 </span> compare *in-type, <span class="Constant">0</span>/pair
<span id="L16" class="LineNr"> 16 </span> <span class="Delimiter">{</span>
<span id="L17" class="LineNr"> 17 </span> <span class="PreProc">break-if-!=</span>
<span id="L18" class="LineNr"> 18 </span> <a href='print.mu.html#L77'>print-list</a> in-addr, out, trace
<span id="L19" class="LineNr"> 19 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L20" class="LineNr"> 20 </span> <span class="PreProc">return</span>
<span id="L21" class="LineNr"> 21 </span> <span class="Delimiter">}</span>
<span id="L22" class="LineNr"> 22 </span> compare *in-type, <span class="Constant">1</span>/number
<span id="L7" class="LineNr"> 7 </span> compare in-addr, <span class="Constant">0</span>
<span id="L8" class="LineNr"> 8 </span> <span class="PreProc">break-if-!=</span>
<span id="L9" class="LineNr"> 9 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;NULL&quot;</span>
<span id="L10" class="LineNr"> 10 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L11" class="LineNr"> 11 </span> <span class="PreProc">return</span>
<span id="L12" class="LineNr"> 12 </span> <span class="Delimiter">}</span>
<span id="L13" class="LineNr"> 13 </span> <span class="Delimiter">{</span>
<span id="L14" class="LineNr"> 14 </span> <span class="PreProc">var</span> <a href='print.mu.html#L168'>nil?</a>/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> in-addr
<span id="L15" class="LineNr"> 15 </span> compare <a href='print.mu.html#L168'>nil?</a>, <span class="Constant">0</span>/false
<span id="L16" class="LineNr"> 16 </span> <span class="PreProc">break-if-=</span>
<span id="L17" class="LineNr"> 17 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;()&quot;</span>
<span id="L18" class="LineNr"> 18 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L19" class="LineNr"> 19 </span> <span class="PreProc">return</span>
<span id="L20" class="LineNr"> 20 </span> <span class="Delimiter">}</span>
<span id="L21" class="LineNr"> 21 </span> <span class="PreProc">var</span> in-type/<span class="Constant">ecx</span>: (addr int) <span class="Special">&lt;-</span> get in-addr, <span class="PreProc">type</span>
<span id="L22" class="LineNr"> 22 </span> compare *in-type, <span class="Constant">0</span>/pair
<span id="L23" class="LineNr"> 23 </span> <span class="Delimiter">{</span>
<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">break-if-!=</span>
<span id="L25" class="LineNr"> 25 </span> <a href='print.mu.html#L65'>print-number</a> in-addr, out, trace
<span id="L25" class="LineNr"> 25 </span> <a href='print.mu.html#L129'>print-list</a> in-addr, out, trace
<span id="L26" class="LineNr"> 26 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L27" class="LineNr"> 27 </span> <span class="PreProc">return</span>
<span id="L28" class="LineNr"> 28 </span> <span class="Delimiter">}</span>
<span id="L29" class="LineNr"> 29 </span> compare *in-type, <span class="Constant">2</span>/symbol
<span id="L29" class="LineNr"> 29 </span> compare *in-type, <span class="Constant">1</span>/number
<span id="L30" class="LineNr"> 30 </span> <span class="Delimiter">{</span>
<span id="L31" class="LineNr"> 31 </span> <span class="PreProc">break-if-!=</span>
<span id="L32" class="LineNr"> 32 </span> <a href='print.mu.html#L48'>print-symbol</a> in-addr, out, trace
<span id="L32" class="LineNr"> 32 </span> <a href='print.mu.html#L117'>print-number</a> in-addr, out, trace
<span id="L33" class="LineNr"> 33 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L34" class="LineNr"> 34 </span> <span class="PreProc">return</span>
<span id="L35" class="LineNr"> 35 </span> <span class="Delimiter">}</span>
<span id="L36" class="LineNr"> 36 </span><span class="Delimiter">}</span>
<span id="L37" class="LineNr"> 37 </span>
<span id="L38" class="LineNr"> 38 </span><span class="muComment"># debug helper</span>
<span id="L39" class="LineNr"> 39 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L39'>dump-cell</a></span> in-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L40" class="LineNr"> 40 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">var</span> stream/<span class="Constant">edx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L42" class="LineNr"> 42 </span> <a href='print.mu.html#L1'>print-cell</a> in-ah, stream, <span class="Constant">0</span>/no-trace
<span id="L43" class="LineNr"> 43 </span> <span class="PreProc">var</span> d1/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L44" class="LineNr"> 44 </span> <span class="PreProc">var</span> d2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L45" class="LineNr"> 45 </span> d1, d2 <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L181'>draw-stream-wrapping-right-then-down</a> <span class="Constant">0</span>/screen, stream, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, <span class="Constant">0x80</span>/xmax, <span class="Constant">0x30</span>/ymax, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
<span id="L46" class="LineNr"> 46 </span><span class="Delimiter">}</span>
<span id="L47" class="LineNr"> 47 </span>
<span id="L48" class="LineNr"> 48 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L48'>print-symbol</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr stream byte), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L49" class="LineNr"> 49 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;print&quot;</span>, <span class="Constant">&quot;symbol&quot;</span>
<span id="L50" class="LineNr"> 50 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get in, text-data
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L53" class="LineNr"> 53 </span> <span class="PreProc">var</span> data/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _data
<span id="L54" class="LineNr"> 54 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> data
<span id="L55" class="LineNr"> 55 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> out, data
<span id="L56" class="LineNr"> 56 </span> <span class="muComment"># trace</span>
<span id="L57" class="LineNr"> 57 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> data
<span id="L58" class="LineNr"> 58 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L60" class="LineNr"> 60 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; symbol &quot;</span>
<span id="L61" class="LineNr"> 61 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> stream, data
<span id="L62" class="LineNr"> 62 </span> trace trace, <span class="Constant">&quot;print&quot;</span>, stream
<span id="L63" class="LineNr"> 63 </span><span class="Delimiter">}</span>
<span id="L64" class="LineNr"> 64 </span>
<span id="L65" class="LineNr"> 65 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L65'>print-number</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr stream byte), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L66" class="LineNr"> 66 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">var</span> val/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get in, number-data
<span id="L68" class="LineNr"> 68 </span> <a href='../412render-float-decimal.mu.html#L163'>write-float-decimal-approximate</a> out, *val, <span class="Constant">3</span>/precision
<span id="L69" class="LineNr"> 69 </span> <span class="muComment"># trace</span>
<span id="L70" class="LineNr"> 70 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L71" class="LineNr"> 71 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L72" class="LineNr"> 72 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; number &quot;</span>
<span id="L73" class="LineNr"> 73 </span> <a href='../412render-float-decimal.mu.html#L163'>write-float-decimal-approximate</a> stream, *val, <span class="Constant">3</span>/precision
<span id="L74" class="LineNr"> 74 </span> trace trace, <span class="Constant">&quot;print&quot;</span>, stream
<span id="L75" class="LineNr"> 75 </span><span class="Delimiter">}</span>
<span id="L76" class="LineNr"> 76 </span>
<span id="L77" class="LineNr"> 77 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L77'>print-list</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr stream byte), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L78" class="LineNr"> 78 </span> <span class="PreProc">var</span> curr/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L79" class="LineNr"> 79 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;(&quot;</span>
<span id="L80" class="LineNr"> 80 </span> $print-list:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L81" class="LineNr"> 81 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, left
<span id="L82" class="LineNr"> 82 </span> <a href='print.mu.html#L1'>print-cell</a> left, out, trace
<span id="L83" class="LineNr"> 83 </span> <span class="PreProc">var</span> right/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, right
<span id="L84" class="LineNr"> 84 </span> <span class="PreProc">var</span> right-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right
<span id="L85" class="LineNr"> 85 </span> <span class="Delimiter">{</span>
<span id="L86" class="LineNr"> 86 </span> compare right-addr, <span class="Constant">0</span>
<span id="L87" class="LineNr"> 87 </span> <span class="PreProc">break-if-!=</span>
<span id="L88" class="LineNr"> 88 </span> <a href='../501draw-text.mu.html#L459'>abort</a> <span class="Constant">&quot;null encountered&quot;</span>
<span id="L89" class="LineNr"> 89 </span> <span class="Delimiter">}</span>
<span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">{</span>
<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> right-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L116'>nil?</a> right-addr
<span id="L92" class="LineNr"> 92 </span> compare right-nil?, <span class="Constant">0</span>/false
<span id="L93" class="LineNr"> 93 </span> <span class="Delimiter">{</span>
<span id="L94" class="LineNr"> 94 </span> <span class="PreProc">break-if-=</span>
<span id="L95" class="LineNr"> 95 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;print&quot;</span>, <span class="Constant">&quot;right is null&quot;</span>
<span id="L96" class="LineNr"> 96 </span> <span class="PreProc">break</span> $print-list:<span class="PreProc">loop</span>
<span id="L97" class="LineNr"> 97 </span> <span class="Delimiter">}</span>
<span id="L98" class="LineNr"> 98 </span> <span class="Delimiter">}</span>
<span id="L99" class="LineNr"> 99 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot; &quot;</span>
<span id="L100" class="LineNr">100 </span> <span class="PreProc">var</span> right-type-addr/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get right-addr, <span class="PreProc">type</span>
<span id="L101" class="LineNr">101 </span> <span class="Delimiter">{</span>
<span id="L102" class="LineNr">102 </span> compare *right-type-addr, <span class="Constant">0</span>/pair
<span id="L103" class="LineNr">103 </span> <span class="PreProc">break-if-=</span>
<span id="L104" class="LineNr">104 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;. &quot;</span>
<span id="L105" class="LineNr">105 </span> <a href='print.mu.html#L1'>print-cell</a> right, out, trace
<span id="L106" class="LineNr">106 </span> <span class="PreProc">break</span> $print-list:<span class="PreProc">loop</span>
<span id="L107" class="LineNr">107 </span> <span class="Delimiter">}</span>
<span id="L108" class="LineNr">108 </span> curr <span class="Special">&lt;-</span> copy right-addr
<span id="L109" class="LineNr">109 </span> <span class="PreProc">loop</span>
<span id="L110" class="LineNr">110 </span> <span class="Delimiter">}</span>
<span id="L111" class="LineNr">111 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;)&quot;</span>
<span id="L112" class="LineNr">112 </span><span class="Delimiter">}</span>
<span id="L113" class="LineNr">113 </span>
<span id="L114" class="LineNr">114 </span><span class="muComment"># Most lisps intern nil, but we don't really have globals yet, so we'll be</span>
<span id="L115" class="LineNr">115 </span><span class="muComment"># less efficient for now.</span>
<span id="L116" class="LineNr">116 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L116'>nil?</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L117" class="LineNr">117 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L118" class="LineNr">118 </span> <span class="muComment"># if type != pair, return false</span>
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get in, <span class="PreProc">type</span>
<span id="L120" class="LineNr">120 </span> compare *<span class="PreProc">type</span>, <span class="Constant">0</span>/pair
<span id="L121" class="LineNr">121 </span> <span class="Delimiter">{</span>
<span id="L122" class="LineNr">122 </span> <span class="PreProc">break-if-=</span>
<span id="L123" class="LineNr">123 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L124" class="LineNr">124 </span> <span class="Delimiter">}</span>
<span id="L125" class="LineNr">125 </span> <span class="muComment"># if left != null, return false</span>
<span id="L126" class="LineNr">126 </span> <span class="PreProc">var</span> left-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in, left
<span id="L127" class="LineNr">127 </span> <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *left-ah
<span id="L128" class="LineNr">128 </span> compare left, <span class="Constant">0</span>
<span id="L129" class="LineNr">129 </span> <span class="Delimiter">{</span>
<span id="L130" class="LineNr">130 </span> <span class="PreProc">break-if-=</span>
<span id="L131" class="LineNr">131 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L132" class="LineNr">132 </span> <span class="Delimiter">}</span>
<span id="L133" class="LineNr">133 </span> <span class="muComment"># if right != null, return false</span>
<span id="L134" class="LineNr">134 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in, right
<span id="L135" class="LineNr">135 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L136" class="LineNr">136 </span> compare right, <span class="Constant">0</span>
<span id="L137" class="LineNr">137 </span> <span class="Delimiter">{</span>
<span id="L138" class="LineNr">138 </span> <span class="PreProc">break-if-=</span>
<span id="L139" class="LineNr">139 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L140" class="LineNr">140 </span> <span class="Delimiter">}</span>
<span id="L141" class="LineNr">141 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L142" class="LineNr">142 </span><span class="Delimiter">}</span>
<span id="L143" class="LineNr">143 </span>
<span id="L144" class="LineNr">144 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L144'>test-print-cell-zero</a></span> <span class="Delimiter">{</span>
<span id="L145" class="LineNr">145 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L146" class="LineNr">146 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L147" class="LineNr">147 </span> <a href='cell.mu.html#L55'>new-integer</a> num, <span class="Constant">0</span>
<span id="L148" class="LineNr">148 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L149" class="LineNr">149 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L150" class="LineNr">150 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L151" class="LineNr">151 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;0&quot;</span>, <span class="Constant">&quot;F - test-print-cell-zero&quot;</span>
<span id="L152" class="LineNr">152 </span><span class="Delimiter">}</span>
<span id="L153" class="LineNr">153 </span>
<span id="L154" class="LineNr">154 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L154'>test-print-cell-integer</a></span> <span class="Delimiter">{</span>
<span id="L155" class="LineNr">155 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L156" class="LineNr">156 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L157" class="LineNr">157 </span> <a href='cell.mu.html#L55'>new-integer</a> num, <span class="Constant">1</span>
<span id="L158" class="LineNr">158 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L159" class="LineNr">159 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L160" class="LineNr">160 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L161" class="LineNr">161 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;1&quot;</span>, <span class="Constant">&quot;F - test-print-cell-integer&quot;</span>
<span id="L162" class="LineNr">162 </span><span class="Delimiter">}</span>
<span id="L163" class="LineNr">163 </span>
<span id="L164" class="LineNr">164 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L164'>test-print-cell-integer-2</a></span> <span class="Delimiter">{</span>
<span id="L165" class="LineNr">165 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L166" class="LineNr">166 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L167" class="LineNr">167 </span> <a href='cell.mu.html#L55'>new-integer</a> num, <span class="Constant">0x30</span>
<span id="L168" class="LineNr">168 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L169" class="LineNr">169 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L170" class="LineNr">170 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L171" class="LineNr">171 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;48&quot;</span>, <span class="Constant">&quot;F - test-print-cell-integer-2&quot;</span>
<span id="L172" class="LineNr">172 </span><span class="Delimiter">}</span>
<span id="L173" class="LineNr">173 </span>
<span id="L174" class="LineNr">174 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L174'>test-print-cell-fraction</a></span> <span class="Delimiter">{</span>
<span id="L175" class="LineNr">175 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L176" class="LineNr">176 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L177" class="LineNr">177 </span> <span class="PreProc">var</span> val/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> <a href='../408float.mu.html#L18'>rational</a> <span class="Constant">1</span>, <span class="Constant">2</span>
<span id="L178" class="LineNr">178 </span> <a href='cell.mu.html#L68'>new-float</a> num, val
<span id="L179" class="LineNr">179 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L180" class="LineNr">180 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L181" class="LineNr">181 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L182" class="LineNr">182 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;0.5&quot;</span>, <span class="Constant">&quot;F - test-print-cell-fraction&quot;</span>
<span id="L183" class="LineNr">183 </span><span class="Delimiter">}</span>
<span id="L184" class="LineNr">184 </span>
<span id="L185" class="LineNr">185 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L185'>test-print-cell-symbol</a></span> <span class="Delimiter">{</span>
<span id="L186" class="LineNr">186 </span> <span class="PreProc">var</span> sym-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L187" class="LineNr">187 </span> <span class="PreProc">var</span> sym/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address sym-storage
<span id="L188" class="LineNr">188 </span> <a href='cell.mu.html#L34'>new-symbol</a> sym, <span class="Constant">&quot;abc&quot;</span>
<span id="L189" class="LineNr">189 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L190" class="LineNr">190 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L191" class="LineNr">191 </span> <a href='print.mu.html#L1'>print-cell</a> sym, out, <span class="Constant">0</span>/no-trace
<span id="L192" class="LineNr">192 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">&quot;F - test-print-cell-symbol&quot;</span>
<span id="L193" class="LineNr">193 </span><span class="Delimiter">}</span>
<span id="L194" class="LineNr">194 </span>
<span id="L195" class="LineNr">195 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L195'>test-print-cell-nil-list</a></span> <span class="Delimiter">{</span>
<span id="L196" class="LineNr">196 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L197" class="LineNr">197 </span> <span class="PreProc">var</span> nil/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L198" class="LineNr">198 </span> <a href='cell.mu.html#L73'>allocate-pair</a> nil
<span id="L199" class="LineNr">199 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L200" class="LineNr">200 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L201" class="LineNr">201 </span> <a href='print.mu.html#L1'>print-cell</a> nil, out, <span class="Constant">0</span>/no-trace
<span id="L202" class="LineNr">202 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;()&quot;</span>, <span class="Constant">&quot;F - test-print-cell-nil-list&quot;</span>
<span id="L203" class="LineNr">203 </span><span class="Delimiter">}</span>
<span id="L204" class="LineNr">204 </span>
<span id="L205" class="LineNr">205 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L205'>test-print-cell-singleton-list</a></span> <span class="Delimiter">{</span>
<span id="L206" class="LineNr">206 </span> <span class="muComment"># list</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L209" class="LineNr">209 </span> <a href='cell.mu.html#L34'>new-symbol</a> left, <span class="Constant">&quot;abc&quot;</span>
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L211" class="LineNr">211 </span> <span class="PreProc">var</span> nil/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L212" class="LineNr">212 </span> <a href='cell.mu.html#L73'>allocate-pair</a> nil
<span id="L213" class="LineNr">213 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L214" class="LineNr">214 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L215" class="LineNr">215 </span> <a href='cell.mu.html#L88'>new-pair</a> list, *left, *nil
<span id="L216" class="LineNr">216 </span> <span class="muComment">#</span>
<span id="L217" class="LineNr">217 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L218" class="LineNr">218 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L219" class="LineNr">219 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L220" class="LineNr">220 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(abc)&quot;</span>, <span class="Constant">&quot;F - test-print-cell-singleton-list&quot;</span>
<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span>
<span id="L222" class="LineNr">222 </span>
<span id="L223" class="LineNr">223 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L223'>test-print-cell-list</a></span> <span class="Delimiter">{</span>
<span id="L224" class="LineNr">224 </span> <span class="muComment"># list = cons &quot;abc&quot;, nil</span>
<span id="L225" class="LineNr">225 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L226" class="LineNr">226 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L227" class="LineNr">227 </span> <a href='cell.mu.html#L34'>new-symbol</a> left, <span class="Constant">&quot;abc&quot;</span>
<span id="L228" class="LineNr">228 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L229" class="LineNr">229 </span> <span class="PreProc">var</span> nil/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L230" class="LineNr">230 </span> <a href='cell.mu.html#L73'>allocate-pair</a> nil
<span id="L231" class="LineNr">231 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L232" class="LineNr">232 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L233" class="LineNr">233 </span> <a href='cell.mu.html#L88'>new-pair</a> list, *left, *nil
<span id="L234" class="LineNr">234 </span> <span class="muComment"># list = cons 64, list</span>
<span id="L235" class="LineNr">235 </span> <a href='cell.mu.html#L55'>new-integer</a> left, <span class="Constant">0x40</span>
<span id="L236" class="LineNr">236 </span> <a href='cell.mu.html#L88'>new-pair</a> list, *left, *list
<span id="L237" class="LineNr">237 </span> <span class="muComment">#</span>
<span id="L238" class="LineNr">238 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L239" class="LineNr">239 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L240" class="LineNr">240 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L241" class="LineNr">241 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(64 abc)&quot;</span>, <span class="Constant">&quot;F - test-print-cell-list&quot;</span>
<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span>
<span id="L243" class="LineNr">243 </span>
<span id="L244" class="LineNr">244 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L244'>test-print-cell-list-of-nil</a></span> <span class="Delimiter">{</span>
<span id="L245" class="LineNr">245 </span> <span class="muComment"># list = cons &quot;abc&quot;, nil</span>
<span id="L246" class="LineNr">246 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L247" class="LineNr">247 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L248" class="LineNr">248 </span> <a href='cell.mu.html#L73'>allocate-pair</a> left
<span id="L249" class="LineNr">249 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L250" class="LineNr">250 </span> <span class="PreProc">var</span> nil/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L251" class="LineNr">251 </span> <a href='cell.mu.html#L73'>allocate-pair</a> nil
<span id="L252" class="LineNr">252 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L253" class="LineNr">253 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L254" class="LineNr">254 </span> <a href='cell.mu.html#L88'>new-pair</a> list, *left, *nil
<span id="L255" class="LineNr">255 </span> <span class="muComment"># list = cons 64, list</span>
<span id="L256" class="LineNr">256 </span> <a href='cell.mu.html#L55'>new-integer</a> left, <span class="Constant">0x40</span>
<span id="L257" class="LineNr">257 </span> <a href='cell.mu.html#L88'>new-pair</a> list, *left, *list
<span id="L258" class="LineNr">258 </span> <span class="muComment">#</span>
<span id="L259" class="LineNr">259 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L260" class="LineNr">260 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L261" class="LineNr">261 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L262" class="LineNr">262 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(64 ())&quot;</span>, <span class="Constant">&quot;F - test-print-cell-list-nil&quot;</span>
<span id="L263" class="LineNr">263 </span><span class="Delimiter">}</span>
<span id="L264" class="LineNr">264 </span>
<span id="L265" class="LineNr">265 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L265'>test-print-dotted-list</a></span> <span class="Delimiter">{</span>
<span id="L266" class="LineNr">266 </span> <span class="muComment"># list = cons 64, &quot;abc&quot;</span>
<span id="L267" class="LineNr">267 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L268" class="LineNr">268 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L269" class="LineNr">269 </span> <a href='cell.mu.html#L34'>new-symbol</a> left, <span class="Constant">&quot;abc&quot;</span>
<span id="L270" class="LineNr">270 </span> <span class="PreProc">var</span> right-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L271" class="LineNr">271 </span> <span class="PreProc">var</span> right/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address right-storage
<span id="L272" class="LineNr">272 </span> <a href='cell.mu.html#L55'>new-integer</a> right, <span class="Constant">0x40</span>
<span id="L273" class="LineNr">273 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L274" class="LineNr">274 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L275" class="LineNr">275 </span> <a href='cell.mu.html#L88'>new-pair</a> list, *left, *right
<span id="L276" class="LineNr">276 </span> <span class="muComment">#</span>
<span id="L277" class="LineNr">277 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L278" class="LineNr">278 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L279" class="LineNr">279 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L280" class="LineNr">280 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(abc . 64)&quot;</span>, <span class="Constant">&quot;F - test-print-dotted-list&quot;</span>
<span id="L281" class="LineNr">281 </span><span class="Delimiter">}</span>
<span id="L36" class="LineNr"> 36 </span> compare *in-type, <span class="Constant">2</span>/symbol
<span id="L37" class="LineNr"> 37 </span> <span class="Delimiter">{</span>
<span id="L38" class="LineNr"> 38 </span> <span class="PreProc">break-if-!=</span>
<span id="L39" class="LineNr"> 39 </span> <a href='print.mu.html#L81'>print-symbol</a> in-addr, out, trace
<span id="L40" class="LineNr"> 40 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">return</span>
<span id="L42" class="LineNr"> 42 </span> <span class="Delimiter">}</span>
<span id="L43" class="LineNr"> 43 </span> compare *in-type, <span class="Constant">3</span>/stream
<span id="L44" class="LineNr"> 44 </span> <span class="Delimiter">{</span>
<span id="L45" class="LineNr"> 45 </span> <span class="PreProc">break-if-!=</span>
<span id="L46" class="LineNr"> 46 </span> <a href='print.mu.html#L98'>print-stream</a> in-addr, out, trace
<span id="L47" class="LineNr"> 47 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L48" class="LineNr"> 48 </span> <span class="PreProc">return</span>
<span id="L49" class="LineNr"> 49 </span> <span class="Delimiter">}</span>
<span id="L50" class="LineNr"> 50 </span> compare *in-type, <span class="Constant">4</span>/primitive
<span id="L51" class="LineNr"> 51 </span> <span class="Delimiter">{</span>
<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">break-if-!=</span>
<span id="L53" class="LineNr"> 53 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;[primitive]&quot;</span>
<span id="L54" class="LineNr"> 54 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L55" class="LineNr"> 55 </span> <span class="PreProc">return</span>
<span id="L56" class="LineNr"> 56 </span> <span class="Delimiter">}</span>
<span id="L57" class="LineNr"> 57 </span> compare *in-type, <span class="Constant">5</span>/primitive
<span id="L58" class="LineNr"> 58 </span> <span class="Delimiter">{</span>
<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">break-if-!=</span>
<span id="L60" class="LineNr"> 60 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;[screen &quot;</span>
<span id="L61" class="LineNr"> 61 </span> <span class="PreProc">var</span> screen-ah/<span class="Constant">eax</span>: (addr handle <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> get in-addr, screen-data
<span id="L62" class="LineNr"> 62 </span> <span class="PreProc">var</span> <a href='../500text-screen.mu.html#L9'>screen</a>/<span class="Constant">eax</span>: (addr <a href='../500text-screen.mu.html#L9'>screen</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *screen-ah
<span id="L63" class="LineNr"> 63 </span> <span class="PreProc">var</span> screen-addr/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <a href='../500text-screen.mu.html#L9'>screen</a>
<span id="L64" class="LineNr"> 64 </span> <a href='../126write-int-decimal.subx.html#L8'>write-int32-decimal</a> out, screen-addr
<span id="L65" class="LineNr"> 65 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;]&quot;</span>
<span id="L66" class="LineNr"> 66 </span> <a href='trace.mu.html#L136'>trace-higher</a> trace
<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">return</span>
<span id="L68" class="LineNr"> 68 </span> <span class="Delimiter">}</span>
<span id="L69" class="LineNr"> 69 </span><span class="Delimiter">}</span>
<span id="L70" class="LineNr"> 70 </span>
<span id="L71" class="LineNr"> 71 </span><span class="muComment"># debug helper</span>
<span id="L72" class="LineNr"> 72 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L72'>dump-cell</a></span> in-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L74" class="LineNr"> 74 </span> <span class="PreProc">var</span> stream/<span class="Constant">edx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L75" class="LineNr"> 75 </span> <a href='print.mu.html#L1'>print-cell</a> in-ah, stream, <span class="Constant">0</span>/no-trace
<span id="L76" class="LineNr"> 76 </span> <span class="PreProc">var</span> d1/<span class="Constant">eax</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L77" class="LineNr"> 77 </span> <span class="PreProc">var</span> d2/<span class="Constant">ecx</span>: int <span class="Special">&lt;-</span> copy <span class="Constant">0</span>
<span id="L78" class="LineNr"> 78 </span> d1, d2 <span class="Special">&lt;-</span> <a href='../501draw-text.mu.html#L181'>draw-stream-wrapping-right-then-down</a> <span class="Constant">0</span>/screen, stream, <span class="Constant">0</span>/xmin, <span class="Constant">0</span>/ymin, <span class="Constant">0x80</span>/xmax, <span class="Constant">0x30</span>/ymax, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">7</span>/fg, <span class="Constant">0</span>/bg
<span id="L79" class="LineNr"> 79 </span><span class="Delimiter">}</span>
<span id="L80" class="LineNr"> 80 </span>
<span id="L81" class="LineNr"> 81 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L81'>print-symbol</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr stream byte), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L82" class="LineNr"> 82 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;print&quot;</span>, <span class="Constant">&quot;symbol&quot;</span>
<span id="L83" class="LineNr"> 83 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L84" class="LineNr"> 84 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get in, text-data
<span id="L85" class="LineNr"> 85 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L86" class="LineNr"> 86 </span> <span class="PreProc">var</span> data/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _data
<span id="L87" class="LineNr"> 87 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> data
<span id="L88" class="LineNr"> 88 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> out, data
<span id="L89" class="LineNr"> 89 </span> <span class="muComment"># trace</span>
<span id="L90" class="LineNr"> 90 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> data
<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L92" class="LineNr"> 92 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L93" class="LineNr"> 93 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; symbol &quot;</span>
<span id="L94" class="LineNr"> 94 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> stream, data
<span id="L95" class="LineNr"> 95 </span> trace trace, <span class="Constant">&quot;print&quot;</span>, stream
<span id="L96" class="LineNr"> 96 </span><span class="Delimiter">}</span>
<span id="L97" class="LineNr"> 97 </span>
<span id="L98" class="LineNr"> 98 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L98'>print-stream</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr stream byte), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L99" class="LineNr"> 99 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;print&quot;</span>, <span class="Constant">&quot;stream&quot;</span>
<span id="L100" class="LineNr">100 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L101" class="LineNr">101 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get in, text-data
<span id="L102" class="LineNr">102 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *data-ah
<span id="L103" class="LineNr">103 </span> <span class="PreProc">var</span> data/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _data
<span id="L104" class="LineNr">104 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> data
<span id="L105" class="LineNr">105 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;[&quot;</span>
<span id="L106" class="LineNr">106 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> out, data
<span id="L107" class="LineNr">107 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;]&quot;</span>
<span id="L108" class="LineNr">108 </span> <span class="muComment"># trace</span>
<span id="L109" class="LineNr">109 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> data
<span id="L110" class="LineNr">110 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L111" class="LineNr">111 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L112" class="LineNr">112 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; stream &quot;</span>
<span id="L113" class="LineNr">113 </span> <a href='../113write-stream.subx.html#L8'>write-stream</a> stream, data
<span id="L114" class="LineNr">114 </span> trace trace, <span class="Constant">&quot;print&quot;</span>, stream
<span id="L115" class="LineNr">115 </span><span class="Delimiter">}</span>
<span id="L116" class="LineNr">116 </span>
<span id="L117" class="LineNr">117 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L117'>print-number</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr stream byte), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L118" class="LineNr">118 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> val/<span class="Constant">eax</span>: (addr float) <span class="Special">&lt;-</span> get in, number-data
<span id="L120" class="LineNr">120 </span> <a href='../412render-float-decimal.mu.html#L163'>write-float-decimal-approximate</a> out, *val, <span class="Constant">3</span>/precision
<span id="L121" class="LineNr">121 </span> <span class="muComment"># trace</span>
<span id="L122" class="LineNr">122 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L123" class="LineNr">123 </span> <span class="PreProc">var</span> stream/<span class="Constant">ecx</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
<span id="L124" class="LineNr">124 </span> <a href='../108write.subx.html#L11'>write</a> stream, <span class="Constant">&quot;=&gt; number &quot;</span>
<span id="L125" class="LineNr">125 </span> <a href='../412render-float-decimal.mu.html#L163'>write-float-decimal-approximate</a> stream, *val, <span class="Constant">3</span>/precision
<span id="L126" class="LineNr">126 </span> trace trace, <span class="Constant">&quot;print&quot;</span>, stream
<span id="L127" class="LineNr">127 </span><span class="Delimiter">}</span>
<span id="L128" class="LineNr">128 </span>
<span id="L129" class="LineNr">129 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L129'>print-list</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>), out: (addr stream byte), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L130" class="LineNr">130 </span> <span class="PreProc">var</span> curr/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L131" class="LineNr">131 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;(&quot;</span>
<span id="L132" class="LineNr">132 </span> $print-list:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L133" class="LineNr">133 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, left
<span id="L134" class="LineNr">134 </span> <a href='print.mu.html#L1'>print-cell</a> left, out, trace
<span id="L135" class="LineNr">135 </span> <span class="PreProc">var</span> right/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get curr, right
<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> right-addr/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right
<span id="L137" class="LineNr">137 </span> <span class="Delimiter">{</span>
<span id="L138" class="LineNr">138 </span> compare right-addr, <span class="Constant">0</span>
<span id="L139" class="LineNr">139 </span> <span class="PreProc">break-if-!=</span>
<span id="L140" class="LineNr">140 </span> <a href='../501draw-text.mu.html#L481'>abort</a> <span class="Constant">&quot;null encountered&quot;</span>
<span id="L141" class="LineNr">141 </span> <span class="Delimiter">}</span>
<span id="L142" class="LineNr">142 </span> <span class="Delimiter">{</span>
<span id="L143" class="LineNr">143 </span> <span class="PreProc">var</span> right-nil?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L168'>nil?</a> right-addr
<span id="L144" class="LineNr">144 </span> compare right-nil?, <span class="Constant">0</span>/false
<span id="L145" class="LineNr">145 </span> <span class="Delimiter">{</span>
<span id="L146" class="LineNr">146 </span> <span class="PreProc">break-if-=</span>
<span id="L147" class="LineNr">147 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;print&quot;</span>, <span class="Constant">&quot;right is null&quot;</span>
<span id="L148" class="LineNr">148 </span> <span class="PreProc">break</span> $print-list:<span class="PreProc">loop</span>
<span id="L149" class="LineNr">149 </span> <span class="Delimiter">}</span>
<span id="L150" class="LineNr">150 </span> <span class="Delimiter">}</span>
<span id="L151" class="LineNr">151 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot; &quot;</span>
<span id="L152" class="LineNr">152 </span> <span class="PreProc">var</span> right-type-addr/<span class="Constant">edx</span>: (addr int) <span class="Special">&lt;-</span> get right-addr, <span class="PreProc">type</span>
<span id="L153" class="LineNr">153 </span> <span class="Delimiter">{</span>
<span id="L154" class="LineNr">154 </span> compare *right-type-addr, <span class="Constant">0</span>/pair
<span id="L155" class="LineNr">155 </span> <span class="PreProc">break-if-=</span>
<span id="L156" class="LineNr">156 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;. &quot;</span>
<span id="L157" class="LineNr">157 </span> <a href='print.mu.html#L1'>print-cell</a> right, out, trace
<span id="L158" class="LineNr">158 </span> <span class="PreProc">break</span> $print-list:<span class="PreProc">loop</span>
<span id="L159" class="LineNr">159 </span> <span class="Delimiter">}</span>
<span id="L160" class="LineNr">160 </span> curr <span class="Special">&lt;-</span> copy right-addr
<span id="L161" class="LineNr">161 </span> <span class="PreProc">loop</span>
<span id="L162" class="LineNr">162 </span> <span class="Delimiter">}</span>
<span id="L163" class="LineNr">163 </span> <a href='../108write.subx.html#L11'>write</a> out, <span class="Constant">&quot;)&quot;</span>
<span id="L164" class="LineNr">164 </span><span class="Delimiter">}</span>
<span id="L165" class="LineNr">165 </span>
<span id="L166" class="LineNr">166 </span><span class="muComment"># Most lisps intern nil, but we don't really have globals yet, so we'll be</span>
<span id="L167" class="LineNr">167 </span><span class="muComment"># less efficient for now.</span>
<span id="L168" class="LineNr">168 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='print.mu.html#L168'>nil?</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L169" class="LineNr">169 </span> <span class="PreProc">var</span> in/<span class="Constant">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L170" class="LineNr">170 </span> <span class="muComment"># if type != pair, return false</span>
<span id="L171" class="LineNr">171 </span> <span class="PreProc">var</span> <span class="PreProc">type</span>/<span class="Constant">eax</span>: (addr int) <span class="Special">&lt;-</span> get in, <span class="PreProc">type</span>
<span id="L172" class="LineNr">172 </span> compare *<span class="PreProc">type</span>, <span class="Constant">0</span>/pair
<span id="L173" class="LineNr">173 </span> <span class="Delimiter">{</span>
<span id="L174" class="LineNr">174 </span> <span class="PreProc">break-if-=</span>
<span id="L175" class="LineNr">175 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L176" class="LineNr">176 </span> <span class="Delimiter">}</span>
<span id="L177" class="LineNr">177 </span> <span class="muComment"># if left != null, return false</span>
<span id="L178" class="LineNr">178 </span> <span class="PreProc">var</span> left-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in, left
<span id="L179" class="LineNr">179 </span> <span class="PreProc">var</span> left/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *left-ah
<span id="L180" class="LineNr">180 </span> compare left, <span class="Constant">0</span>
<span id="L181" class="LineNr">181 </span> <span class="Delimiter">{</span>
<span id="L182" class="LineNr">182 </span> <span class="PreProc">break-if-=</span>
<span id="L183" class="LineNr">183 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L184" class="LineNr">184 </span> <span class="Delimiter">}</span>
<span id="L185" class="LineNr">185 </span> <span class="muComment"># if right != null, return false</span>
<span id="L186" class="LineNr">186 </span> <span class="PreProc">var</span> right-ah/<span class="Constant">eax</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get in, right
<span id="L187" class="LineNr">187 </span> <span class="PreProc">var</span> right/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *right-ah
<span id="L188" class="LineNr">188 </span> compare right, <span class="Constant">0</span>
<span id="L189" class="LineNr">189 </span> <span class="Delimiter">{</span>
<span id="L190" class="LineNr">190 </span> <span class="PreProc">break-if-=</span>
<span id="L191" class="LineNr">191 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L192" class="LineNr">192 </span> <span class="Delimiter">}</span>
<span id="L193" class="LineNr">193 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L194" class="LineNr">194 </span><span class="Delimiter">}</span>
<span id="L195" class="LineNr">195 </span>
<span id="L196" class="LineNr">196 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L196'>test-print-cell-zero</a></span> <span class="Delimiter">{</span>
<span id="L197" class="LineNr">197 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L198" class="LineNr">198 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L199" class="LineNr">199 </span> <a href='cell.mu.html#L69'>new-integer</a> num, <span class="Constant">0</span>
<span id="L200" class="LineNr">200 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L201" class="LineNr">201 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L202" class="LineNr">202 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L203" class="LineNr">203 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;0&quot;</span>, <span class="Constant">&quot;F - test-print-cell-zero&quot;</span>
<span id="L204" class="LineNr">204 </span><span class="Delimiter">}</span>
<span id="L205" class="LineNr">205 </span>
<span id="L206" class="LineNr">206 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L206'>test-print-cell-integer</a></span> <span class="Delimiter">{</span>
<span id="L207" class="LineNr">207 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L209" class="LineNr">209 </span> <a href='cell.mu.html#L69'>new-integer</a> num, <span class="Constant">1</span>
<span id="L210" class="LineNr">210 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L211" class="LineNr">211 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L212" class="LineNr">212 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L213" class="LineNr">213 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;1&quot;</span>, <span class="Constant">&quot;F - test-print-cell-integer&quot;</span>
<span id="L214" class="LineNr">214 </span><span class="Delimiter">}</span>
<span id="L215" class="LineNr">215 </span>
<span id="L216" class="LineNr">216 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L216'>test-print-cell-integer-2</a></span> <span class="Delimiter">{</span>
<span id="L217" class="LineNr">217 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L218" class="LineNr">218 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L219" class="LineNr">219 </span> <a href='cell.mu.html#L69'>new-integer</a> num, <span class="Constant">0x30</span>
<span id="L220" class="LineNr">220 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L221" class="LineNr">221 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L222" class="LineNr">222 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L223" class="LineNr">223 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;48&quot;</span>, <span class="Constant">&quot;F - test-print-cell-integer-2&quot;</span>
<span id="L224" class="LineNr">224 </span><span class="Delimiter">}</span>
<span id="L225" class="LineNr">225 </span>
<span id="L226" class="LineNr">226 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L226'>test-print-cell-fraction</a></span> <span class="Delimiter">{</span>
<span id="L227" class="LineNr">227 </span> <span class="PreProc">var</span> num-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L228" class="LineNr">228 </span> <span class="PreProc">var</span> num/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address num-storage
<span id="L229" class="LineNr">229 </span> <span class="PreProc">var</span> val/<span class="Constant">xmm0</span>: float <span class="Special">&lt;-</span> <a href='../408float.mu.html#L18'>rational</a> <span class="Constant">1</span>, <span class="Constant">2</span>
<span id="L230" class="LineNr">230 </span> <a href='cell.mu.html#L82'>new-float</a> num, val
<span id="L231" class="LineNr">231 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L232" class="LineNr">232 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L233" class="LineNr">233 </span> <a href='print.mu.html#L1'>print-cell</a> num, out, <span class="Constant">0</span>/no-trace
<span id="L234" class="LineNr">234 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;0.5&quot;</span>, <span class="Constant">&quot;F - test-print-cell-fraction&quot;</span>
<span id="L235" class="LineNr">235 </span><span class="Delimiter">}</span>
<span id="L236" class="LineNr">236 </span>
<span id="L237" class="LineNr">237 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L237'>test-print-cell-symbol</a></span> <span class="Delimiter">{</span>
<span id="L238" class="LineNr">238 </span> <span class="PreProc">var</span> sym-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L239" class="LineNr">239 </span> <span class="PreProc">var</span> sym/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address sym-storage
<span id="L240" class="LineNr">240 </span> <a href='cell.mu.html#L38'>new-symbol</a> sym, <span class="Constant">&quot;abc&quot;</span>
<span id="L241" class="LineNr">241 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L242" class="LineNr">242 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L243" class="LineNr">243 </span> <a href='print.mu.html#L1'>print-cell</a> sym, out, <span class="Constant">0</span>/no-trace
<span id="L244" class="LineNr">244 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">&quot;F - test-print-cell-symbol&quot;</span>
<span id="L245" class="LineNr">245 </span><span class="Delimiter">}</span>
<span id="L246" class="LineNr">246 </span>
<span id="L247" class="LineNr">247 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L247'>test-print-cell-nil-list</a></span> <span class="Delimiter">{</span>
<span id="L248" class="LineNr">248 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L249" class="LineNr">249 </span> <span class="PreProc">var</span> <a href='cell.mu.html#L107'>nil</a>/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L250" class="LineNr">250 </span> <a href='cell.mu.html#L87'>allocate-pair</a> <a href='cell.mu.html#L107'>nil</a>
<span id="L251" class="LineNr">251 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L252" class="LineNr">252 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L253" class="LineNr">253 </span> <a href='print.mu.html#L1'>print-cell</a> <a href='cell.mu.html#L107'>nil</a>, out, <span class="Constant">0</span>/no-trace
<span id="L254" class="LineNr">254 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;()&quot;</span>, <span class="Constant">&quot;F - test-print-cell-nil-list&quot;</span>
<span id="L255" class="LineNr">255 </span><span class="Delimiter">}</span>
<span id="L256" class="LineNr">256 </span>
<span id="L257" class="LineNr">257 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L257'>test-print-cell-singleton-list</a></span> <span class="Delimiter">{</span>
<span id="L258" class="LineNr">258 </span> <span class="muComment"># list</span>
<span id="L259" class="LineNr">259 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L260" class="LineNr">260 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L261" class="LineNr">261 </span> <a href='cell.mu.html#L38'>new-symbol</a> left, <span class="Constant">&quot;abc&quot;</span>
<span id="L262" class="LineNr">262 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L263" class="LineNr">263 </span> <span class="PreProc">var</span> <a href='cell.mu.html#L107'>nil</a>/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L264" class="LineNr">264 </span> <a href='cell.mu.html#L87'>allocate-pair</a> <a href='cell.mu.html#L107'>nil</a>
<span id="L265" class="LineNr">265 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L266" class="LineNr">266 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L267" class="LineNr">267 </span> <a href='cell.mu.html#L102'>new-pair</a> list, *left, *nil
<span id="L268" class="LineNr">268 </span> <span class="muComment">#</span>
<span id="L269" class="LineNr">269 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L270" class="LineNr">270 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L271" class="LineNr">271 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L272" class="LineNr">272 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(abc)&quot;</span>, <span class="Constant">&quot;F - test-print-cell-singleton-list&quot;</span>
<span id="L273" class="LineNr">273 </span><span class="Delimiter">}</span>
<span id="L274" class="LineNr">274 </span>
<span id="L275" class="LineNr">275 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L275'>test-print-cell-list</a></span> <span class="Delimiter">{</span>
<span id="L276" class="LineNr">276 </span> <span class="muComment"># list = cons &quot;abc&quot;, nil</span>
<span id="L277" class="LineNr">277 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L278" class="LineNr">278 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L279" class="LineNr">279 </span> <a href='cell.mu.html#L38'>new-symbol</a> left, <span class="Constant">&quot;abc&quot;</span>
<span id="L280" class="LineNr">280 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L281" class="LineNr">281 </span> <span class="PreProc">var</span> <a href='cell.mu.html#L107'>nil</a>/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L282" class="LineNr">282 </span> <a href='cell.mu.html#L87'>allocate-pair</a> <a href='cell.mu.html#L107'>nil</a>
<span id="L283" class="LineNr">283 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L284" class="LineNr">284 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L285" class="LineNr">285 </span> <a href='cell.mu.html#L102'>new-pair</a> list, *left, *nil
<span id="L286" class="LineNr">286 </span> <span class="muComment"># list = cons 64, list</span>
<span id="L287" class="LineNr">287 </span> <a href='cell.mu.html#L69'>new-integer</a> left, <span class="Constant">0x40</span>
<span id="L288" class="LineNr">288 </span> <a href='cell.mu.html#L102'>new-pair</a> list, *left, *list
<span id="L289" class="LineNr">289 </span> <span class="muComment">#</span>
<span id="L290" class="LineNr">290 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L291" class="LineNr">291 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L292" class="LineNr">292 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L293" class="LineNr">293 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(64 abc)&quot;</span>, <span class="Constant">&quot;F - test-print-cell-list&quot;</span>
<span id="L294" class="LineNr">294 </span><span class="Delimiter">}</span>
<span id="L295" class="LineNr">295 </span>
<span id="L296" class="LineNr">296 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L296'>test-print-cell-list-of-nil</a></span> <span class="Delimiter">{</span>
<span id="L297" class="LineNr">297 </span> <span class="muComment"># list = cons &quot;abc&quot;, nil</span>
<span id="L298" class="LineNr">298 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L299" class="LineNr">299 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L300" class="LineNr">300 </span> <a href='cell.mu.html#L87'>allocate-pair</a> left
<span id="L301" class="LineNr">301 </span> <span class="PreProc">var</span> nil-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L302" class="LineNr">302 </span> <span class="PreProc">var</span> <a href='cell.mu.html#L107'>nil</a>/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address nil-storage
<span id="L303" class="LineNr">303 </span> <a href='cell.mu.html#L87'>allocate-pair</a> <a href='cell.mu.html#L107'>nil</a>
<span id="L304" class="LineNr">304 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L305" class="LineNr">305 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L306" class="LineNr">306 </span> <a href='cell.mu.html#L102'>new-pair</a> list, *left, *nil
<span id="L307" class="LineNr">307 </span> <span class="muComment"># list = cons 64, list</span>
<span id="L308" class="LineNr">308 </span> <a href='cell.mu.html#L69'>new-integer</a> left, <span class="Constant">0x40</span>
<span id="L309" class="LineNr">309 </span> <a href='cell.mu.html#L102'>new-pair</a> list, *left, *list
<span id="L310" class="LineNr">310 </span> <span class="muComment">#</span>
<span id="L311" class="LineNr">311 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L312" class="LineNr">312 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L313" class="LineNr">313 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L314" class="LineNr">314 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(64 ())&quot;</span>, <span class="Constant">&quot;F - test-print-cell-list-nil&quot;</span>
<span id="L315" class="LineNr">315 </span><span class="Delimiter">}</span>
<span id="L316" class="LineNr">316 </span>
<span id="L317" class="LineNr">317 </span><span class="PreProc">fn</span> <span class="muTest"><a href='print.mu.html#L317'>test-print-dotted-list</a></span> <span class="Delimiter">{</span>
<span id="L318" class="LineNr">318 </span> <span class="muComment"># list = cons 64, &quot;abc&quot;</span>
<span id="L319" class="LineNr">319 </span> <span class="PreProc">var</span> left-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L320" class="LineNr">320 </span> <span class="PreProc">var</span> left/<span class="Constant">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address left-storage
<span id="L321" class="LineNr">321 </span> <a href='cell.mu.html#L38'>new-symbol</a> left, <span class="Constant">&quot;abc&quot;</span>
<span id="L322" class="LineNr">322 </span> <span class="PreProc">var</span> right-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L323" class="LineNr">323 </span> <span class="PreProc">var</span> right/<span class="Constant">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address right-storage
<span id="L324" class="LineNr">324 </span> <a href='cell.mu.html#L69'>new-integer</a> right, <span class="Constant">0x40</span>
<span id="L325" class="LineNr">325 </span> <span class="PreProc">var</span> list-storage: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L326" class="LineNr">326 </span> <span class="PreProc">var</span> list/<span class="Constant">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address list-storage
<span id="L327" class="LineNr">327 </span> <a href='cell.mu.html#L102'>new-pair</a> list, *left, *right
<span id="L328" class="LineNr">328 </span> <span class="muComment">#</span>
<span id="L329" class="LineNr">329 </span> <span class="PreProc">var</span> out-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L330" class="LineNr">330 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> address out-storage
<span id="L331" class="LineNr">331 </span> <a href='print.mu.html#L1'>print-cell</a> list, out, <span class="Constant">0</span>/no-trace
<span id="L332" class="LineNr">332 </span> <a href='../109stream-equal.subx.html#L194'>check-stream-equal</a> out, <span class="Constant">&quot;(abc . 64)&quot;</span>, <span class="Constant">&quot;F - test-print-dotted-list&quot;</span>
<span id="L333" class="LineNr">333 </span><span class="Delimiter">}</span>
</pre>
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@ -63,12 +63,12 @@ if ('onhashchange' in window) {
<span id="L5" class="LineNr"> 5 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='tokenize.mu.html#L5'>tokenize</a></span> in: (addr <a href='gap-buffer.mu.html#L3'>gap-buffer</a>), out: (addr stream <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L6" class="LineNr"> 6 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;tokenize&quot;</span>
<span id="L7" class="LineNr"> 7 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L8" class="LineNr"> 8 </span> <a href='gap-buffer.mu.html#L582'>rewind-gap-buffer</a> in
<span id="L8" class="LineNr"> 8 </span> <a href='gap-buffer.mu.html#L716'>rewind-gap-buffer</a> in
<span id="L9" class="LineNr"> 9 </span> <span class="PreProc">var</span> token-storage: <a href='cell.mu.html#L1'>cell</a>
<span id="L10" class="LineNr"> 10 </span> <span class="PreProc">var</span> token/<span class="Constant">edx</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address token-storage
<span id="L11" class="LineNr"> 11 </span> <span class="Delimiter">{</span>
<span id="L12" class="LineNr"> 12 </span> <a href='gap-buffer.mu.html#L738'>skip-whitespace-from-gap-buffer</a> in
<span id="L13" class="LineNr"> 13 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L590'>gap-buffer-scan-done?</a> in
<span id="L12" class="LineNr"> 12 </span> <a href='gap-buffer.mu.html#L872'>skip-whitespace-from-gap-buffer</a> in
<span id="L13" class="LineNr"> 13 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L724'>gap-buffer-scan-done?</a> in
<span id="L14" class="LineNr"> 14 </span> compare done?, <span class="Constant">0</span>/false
<span id="L15" class="LineNr"> 15 </span> <span class="PreProc">break-if-!=</span>
<span id="L16" class="LineNr"> 16 </span> <span class="muComment"># initialize token data each iteration to avoid aliasing</span>
@ -97,8 +97,8 @@ if ('onhashchange' in window) {
<span id="L39" class="LineNr"> 39 </span> <span class="PreProc">var</span> out/<span class="Constant">edi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _out
<span id="L40" class="LineNr"> 40 </span> $next-token:body: <span class="Delimiter">{</span>
<span id="L41" class="LineNr"> 41 </span> <a href='../106stream.subx.html#L20'>clear-stream</a> out
<span id="L42" class="LineNr"> 42 </span> <a href='gap-buffer.mu.html#L738'>skip-whitespace-from-gap-buffer</a> in
<span id="L43" class="LineNr"> 43 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L614'>peek-from-gap-buffer</a> in
<span id="L42" class="LineNr"> 42 </span> <a href='gap-buffer.mu.html#L872'>skip-whitespace-from-gap-buffer</a> in
<span id="L43" class="LineNr"> 43 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L748'>peek-from-gap-buffer</a> in
<span id="L44" class="LineNr"> 44 </span> <span class="Delimiter">{</span>
<span id="L45" class="LineNr"> 45 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L46" class="LineNr"> 46 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
@ -128,7 +128,7 @@ if ('onhashchange' in window) {
<span id="L70" class="LineNr"> 70 </span> <span class="PreProc">var</span> bracket?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='tokenize.mu.html#L387'>bracket-grapheme?</a> g
<span id="L71" class="LineNr"> 71 </span> compare bracket?, <span class="Constant">0</span>/false
<span id="L72" class="LineNr"> 72 </span> <span class="PreProc">break-if-=</span>
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L650'>read-from-gap-buffer</a> in
<span id="L73" class="LineNr"> 73 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L784'>read-from-gap-buffer</a> in
<span id="L74" class="LineNr"> 74 </span> <a href='tokenize.mu.html#L209'>next-bracket-token</a> g, out, trace
<span id="L75" class="LineNr"> 75 </span> <span class="PreProc">break</span> $next-token:body
<span id="L76" class="LineNr"> 76 </span> <span class="Delimiter">}</span>
@ -154,10 +154,10 @@ if ('onhashchange' in window) {
<span id="L96" class="LineNr"> 96 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;looking for a symbol&quot;</span>
<span id="L97" class="LineNr"> 97 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L98" class="LineNr"> 98 </span> $next-symbol-token:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L99" class="LineNr"> 99 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L590'>gap-buffer-scan-done?</a> in
<span id="L99" class="LineNr"> 99 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L724'>gap-buffer-scan-done?</a> in
<span id="L100" class="LineNr">100 </span> compare done?, <span class="Constant">0</span>/false
<span id="L101" class="LineNr">101 </span> <span class="PreProc">break-if-!=</span>
<span id="L102" class="LineNr">102 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L614'>peek-from-gap-buffer</a> in
<span id="L102" class="LineNr">102 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L748'>peek-from-gap-buffer</a> in
<span id="L103" class="LineNr">103 </span> <span class="Delimiter">{</span>
<span id="L104" class="LineNr">104 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L105" class="LineNr">105 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
@ -174,7 +174,7 @@ if ('onhashchange' in window) {
<span id="L116" class="LineNr">116 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;stop&quot;</span>
<span id="L117" class="LineNr">117 </span> <span class="PreProc">break</span> $next-symbol-token:<span class="PreProc">loop</span>
<span id="L118" class="LineNr">118 </span> <span class="Delimiter">}</span>
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L650'>read-from-gap-buffer</a> in
<span id="L119" class="LineNr">119 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L784'>read-from-gap-buffer</a> in
<span id="L120" class="LineNr">120 </span> <a href='../403unicode.mu.html#L176'>write-grapheme</a> out, g
<span id="L121" class="LineNr">121 </span> <span class="PreProc">loop</span>
<span id="L122" class="LineNr">122 </span> <span class="Delimiter">}</span>
@ -191,10 +191,10 @@ if ('onhashchange' in window) {
<span id="L133" class="LineNr">133 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;looking for a operator&quot;</span>
<span id="L134" class="LineNr">134 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L135" class="LineNr">135 </span> $next-operator-token:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L590'>gap-buffer-scan-done?</a> in
<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L724'>gap-buffer-scan-done?</a> in
<span id="L137" class="LineNr">137 </span> compare done?, <span class="Constant">0</span>/false
<span id="L138" class="LineNr">138 </span> <span class="PreProc">break-if-!=</span>
<span id="L139" class="LineNr">139 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L614'>peek-from-gap-buffer</a> in
<span id="L139" class="LineNr">139 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L748'>peek-from-gap-buffer</a> in
<span id="L140" class="LineNr">140 </span> <span class="Delimiter">{</span>
<span id="L141" class="LineNr">141 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L142" class="LineNr">142 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
@ -211,7 +211,7 @@ if ('onhashchange' in window) {
<span id="L153" class="LineNr">153 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;stop&quot;</span>
<span id="L154" class="LineNr">154 </span> <span class="PreProc">break</span> $next-operator-token:<span class="PreProc">loop</span>
<span id="L155" class="LineNr">155 </span> <span class="Delimiter">}</span>
<span id="L156" class="LineNr">156 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L650'>read-from-gap-buffer</a> in
<span id="L156" class="LineNr">156 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L784'>read-from-gap-buffer</a> in
<span id="L157" class="LineNr">157 </span> <a href='../403unicode.mu.html#L176'>write-grapheme</a> out, g
<span id="L158" class="LineNr">158 </span> <span class="PreProc">loop</span>
<span id="L159" class="LineNr">159 </span> <span class="Delimiter">}</span>
@ -228,10 +228,10 @@ if ('onhashchange' in window) {
<span id="L170" class="LineNr">170 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;looking for a number&quot;</span>
<span id="L171" class="LineNr">171 </span> <a href='trace.mu.html#L128'>trace-lower</a> trace
<span id="L172" class="LineNr">172 </span> $next-number-token:<span class="PreProc">loop</span>: <span class="Delimiter">{</span>
<span id="L173" class="LineNr">173 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L590'>gap-buffer-scan-done?</a> in
<span id="L173" class="LineNr">173 </span> <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L724'>gap-buffer-scan-done?</a> in
<span id="L174" class="LineNr">174 </span> compare done?, <span class="Constant">0</span>/false
<span id="L175" class="LineNr">175 </span> <span class="PreProc">break-if-!=</span>
<span id="L176" class="LineNr">176 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L614'>peek-from-gap-buffer</a> in
<span id="L176" class="LineNr">176 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L748'>peek-from-gap-buffer</a> in
<span id="L177" class="LineNr">177 </span> <span class="Delimiter">{</span>
<span id="L178" class="LineNr">178 </span> <span class="PreProc">var</span> stream-storage: (stream byte <span class="Constant">0x40</span>)
<span id="L179" class="LineNr">179 </span> <span class="PreProc">var</span> stream/<span class="Constant">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> address stream-storage
@ -257,7 +257,7 @@ if ('onhashchange' in window) {
<span id="L199" class="LineNr">199 </span> <span class="PreProc">return</span>
<span id="L200" class="LineNr">200 </span> <span class="Delimiter">}</span>
<span id="L201" class="LineNr">201 </span> <a href='trace.mu.html#L101'>trace-text</a> trace, <span class="Constant">&quot;read&quot;</span>, <span class="Constant">&quot;append&quot;</span>
<span id="L202" class="LineNr">202 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L650'>read-from-gap-buffer</a> in
<span id="L202" class="LineNr">202 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='gap-buffer.mu.html#L784'>read-from-gap-buffer</a> in
<span id="L203" class="LineNr">203 </span> <a href='../403unicode.mu.html#L176'>write-grapheme</a> out, g
<span id="L204" class="LineNr">204 </span> <span class="PreProc">loop</span>
<span id="L205" class="LineNr">205 </span> <span class="Delimiter">}</span>
@ -598,13 +598,13 @@ if ('onhashchange' in window) {
<span id="L540" class="LineNr">540 </span> <span class="PreProc">return</span> result
<span id="L541" class="LineNr">541 </span><span class="Delimiter">}</span>
<span id="L542" class="LineNr">542 </span>
<span id="L543" class="LineNr">543 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='tokenize.mu.html#L543'>open-paren-token?</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L543" class="LineNr">543 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='tokenize.mu.html#L543'>quote-token?</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L544" class="LineNr">544 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L545" class="LineNr">545 </span> <span class="PreProc">var</span> in-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get in, text-data
<span id="L546" class="LineNr">546 </span> <span class="PreProc">var</span> in-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *in-data-ah
<span id="L547" class="LineNr">547 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> in-data
<span id="L548" class="LineNr">548 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> in-data
<span id="L549" class="LineNr">549 </span> compare g, <span class="Constant">0x28</span>/open-paren
<span id="L549" class="LineNr">549 </span> compare g, <span class="Constant">0x27</span>/single-quote
<span id="L550" class="LineNr">550 </span> <span class="Delimiter">{</span>
<span id="L551" class="LineNr">551 </span> <span class="PreProc">break-if-!=</span>
<span id="L552" class="LineNr">552 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
@ -612,19 +612,33 @@ if ('onhashchange' in window) {
<span id="L554" class="LineNr">554 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L555" class="LineNr">555 </span><span class="Delimiter">}</span>
<span id="L556" class="LineNr">556 </span>
<span id="L557" class="LineNr">557 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='tokenize.mu.html#L557'>close-paren-token?</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L557" class="LineNr">557 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='tokenize.mu.html#L557'>open-paren-token?</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L558" class="LineNr">558 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L559" class="LineNr">559 </span> <span class="PreProc">var</span> in-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get in, text-data
<span id="L560" class="LineNr">560 </span> <span class="PreProc">var</span> in-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *in-data-ah
<span id="L561" class="LineNr">561 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> in-data
<span id="L562" class="LineNr">562 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> in-data
<span id="L563" class="LineNr">563 </span> compare g, <span class="Constant">0x29</span>/open-paren
<span id="L563" class="LineNr">563 </span> compare g, <span class="Constant">0x28</span>/open-paren
<span id="L564" class="LineNr">564 </span> <span class="Delimiter">{</span>
<span id="L565" class="LineNr">565 </span> <span class="PreProc">break-if-!=</span>
<span id="L566" class="LineNr">566 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L567" class="LineNr">567 </span> <span class="Delimiter">}</span>
<span id="L568" class="LineNr">568 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L569" class="LineNr">569 </span><span class="Delimiter">}</span>
<span id="L570" class="LineNr">570 </span>
<span id="L571" class="LineNr">571 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='tokenize.mu.html#L571'>close-paren-token?</a></span> _in: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span>
<span id="L572" class="LineNr">572 </span> <span class="PreProc">var</span> in/<span class="Constant">eax</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _in
<span id="L573" class="LineNr">573 </span> <span class="PreProc">var</span> in-data-ah/<span class="Constant">eax</span>: (addr handle stream byte) <span class="Special">&lt;-</span> get in, text-data
<span id="L574" class="LineNr">574 </span> <span class="PreProc">var</span> in-data/<span class="Constant">eax</span>: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L226'>lookup</a> *in-data-ah
<span id="L575" class="LineNr">575 </span> <a href='../106stream.subx.html#L59'>rewind-stream</a> in-data
<span id="L576" class="LineNr">576 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L92'>read-grapheme</a> in-data
<span id="L577" class="LineNr">577 </span> compare g, <span class="Constant">0x29</span>/open-paren
<span id="L578" class="LineNr">578 </span> <span class="Delimiter">{</span>
<span id="L579" class="LineNr">579 </span> <span class="PreProc">break-if-!=</span>
<span id="L580" class="LineNr">580 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L581" class="LineNr">581 </span> <span class="Delimiter">}</span>
<span id="L582" class="LineNr">582 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L583" class="LineNr">583 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>

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