497 lines
40 KiB
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497 lines
40 KiB
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<a href='https://github.com/akkartik/mu/blob/main/301array-equal.subx'>https://github.com/akkartik/mu/blob/main/301array-equal.subx</a>
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<pre id='vimCodeElement'>
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<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Comparing arrays of numbers.</span>
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<span id="L2" class="LineNr"> 2 </span>
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<span id="L3" class="LineNr"> 3 </span>== code
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<span id="L4" class="LineNr"> 4 </span>
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<span id="L5" class="LineNr"> 5 </span><span class="subxFunction">array-equal?</span>: <span class="subxComment"># a: (addr array int), b: (addr array int) -> result/eax: boolean</span>
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<span id="L6" class="LineNr"> 6 </span> <span class="subxComment"># pseudocode:</span>
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<span id="L7" class="LineNr"> 7 </span> <span class="subxComment"># asize = a->size</span>
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<span id="L8" class="LineNr"> 8 </span> <span class="subxComment"># if (asize != b->size) return false</span>
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<span id="L9" class="LineNr"> 9 </span> <span class="subxComment"># i = 0</span>
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<span id="L10" class="LineNr"> 10 </span> <span class="subxComment"># curra = a->data</span>
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<span id="L11" class="LineNr"> 11 </span> <span class="subxComment"># currb = b->data</span>
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<span id="L12" class="LineNr"> 12 </span> <span class="subxComment"># while i < asize</span>
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<span id="L13" class="LineNr"> 13 </span> <span class="subxComment"># i1 = *curra</span>
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<span id="L14" class="LineNr"> 14 </span> <span class="subxComment"># i2 = *currb</span>
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<span id="L15" class="LineNr"> 15 </span> <span class="subxComment"># if (c1 != c2) return false</span>
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<span id="L16" class="LineNr"> 16 </span> <span class="subxComment"># i+=4, curra+=4, currb+=4</span>
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<span id="L17" class="LineNr"> 17 </span> <span class="subxComment"># return true</span>
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<span id="L18" class="LineNr"> 18 </span> <span class="subxComment">#</span>
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<span id="L19" class="LineNr"> 19 </span> <span class="subxComment"># registers:</span>
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<span id="L20" class="LineNr"> 20 </span> <span class="subxComment"># i: ecx</span>
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<span id="L21" class="LineNr"> 21 </span> <span class="subxComment"># asize: edx</span>
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<span id="L22" class="LineNr"> 22 </span> <span class="subxComment"># curra: esi</span>
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<span id="L23" class="LineNr"> 23 </span> <span class="subxComment"># currb: edi</span>
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<span id="L24" class="LineNr"> 24 </span> <span class="subxComment"># i1: eax</span>
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<span id="L25" class="LineNr"> 25 </span> <span class="subxComment"># i2: ebx</span>
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<span id="L26" class="LineNr"> 26 </span> <span class="subxComment">#</span>
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<span id="L27" class="LineNr"> 27 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L28" class="LineNr"> 28 </span> 55/push-ebp
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<span id="L29" class="LineNr"> 29 </span> 89/<- %ebp 4/r32/esp
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<span id="L30" class="LineNr"> 30 </span> <span class="subxS1Comment"># . save registers</span>
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<span id="L31" class="LineNr"> 31 </span> 51/push-ecx
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<span id="L32" class="LineNr"> 32 </span> 52/push-edx
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<span id="L33" class="LineNr"> 33 </span> 53/push-ebx
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<span id="L34" class="LineNr"> 34 </span> 56/push-esi
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<span id="L35" class="LineNr"> 35 </span> 57/push-edi
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<span id="L36" class="LineNr"> 36 </span> <span class="subxComment"># esi = a</span>
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<span id="L37" class="LineNr"> 37 </span> 8b/-> *(ebp+8) 6/r32/esi
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<span id="L38" class="LineNr"> 38 </span> <span class="subxComment"># edi = b</span>
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<span id="L39" class="LineNr"> 39 </span> 8b/-> *(ebp+0xc) 7/r32/edi
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<span id="L40" class="LineNr"> 40 </span> <span class="subxComment"># var asize/edx: int = a->size</span>
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<span id="L41" class="LineNr"> 41 </span> 8b/-> *esi 2/r32/edx
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<span id="L42" class="LineNr"> 42 </span><span class="Constant">$array-equal?:sizes</span>:
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<span id="L43" class="LineNr"> 43 </span> <span class="subxComment"># if (asize != b->size) return false</span>
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<span id="L44" class="LineNr"> 44 </span> 39/compare *edi 2/r32/edx
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<span id="L45" class="LineNr"> 45 </span> 75/jump-if-!= $array-equal?:false/disp8
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<span id="L46" class="LineNr"> 46 </span> <span class="subxComment"># var curra/esi: (addr byte) = a->data</span>
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<span id="L47" class="LineNr"> 47 </span> 81 0/subop/add %esi 4/imm32
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<span id="L48" class="LineNr"> 48 </span> <span class="subxComment"># var currb/edi: (addr byte) = b->data</span>
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<span id="L49" class="LineNr"> 49 </span> 81 0/subop/add %edi 4/imm32
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<span id="L50" class="LineNr"> 50 </span> <span class="subxComment"># var i/ecx: int = 0</span>
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<span id="L51" class="LineNr"> 51 </span> 31/xor-with %ecx 1/r32/ecx
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<span id="L52" class="LineNr"> 52 </span> <span class="subxComment"># var vala/eax: int</span>
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<span id="L53" class="LineNr"> 53 </span> <span class="subxComment"># var valb/ebx: int</span>
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<span id="L54" class="LineNr"> 54 </span><span class="Constant">$array-equal?:loop</span>:
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<span id="L55" class="LineNr"> 55 </span> <span class="subxComment"># if (i >= asize) return true</span>
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<span id="L56" class="LineNr"> 56 </span> 39/compare %ecx 2/r32/edx
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<span id="L57" class="LineNr"> 57 </span> 7d/jump-if->= $array-equal?:true/disp8
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<span id="L58" class="LineNr"> 58 </span> <span class="subxComment"># var vala/eax: int = *curra</span>
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<span id="L59" class="LineNr"> 59 </span> 8b/-> *esi 0/r32/eax
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<span id="L60" class="LineNr"> 60 </span> <span class="subxComment"># var valb/ebx: int = *currb</span>
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<span id="L61" class="LineNr"> 61 </span> 8b/-> *edi 3/r32/ebx
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<span id="L62" class="LineNr"> 62 </span> <span class="subxComment"># if (vala != valb) return false</span>
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<span id="L63" class="LineNr"> 63 </span> 39/compare %eax 3/r32/ebx
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<span id="L64" class="LineNr"> 64 </span> 75/jump-if-!= $array-equal?:false/disp8
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<span id="L65" class="LineNr"> 65 </span> <span class="subxComment"># i += 4</span>
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<span id="L66" class="LineNr"> 66 </span> 81 0/subop/add %ecx 4/imm32
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<span id="L67" class="LineNr"> 67 </span> <span class="subxComment"># currs += 4</span>
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<span id="L68" class="LineNr"> 68 </span> 81 0/subop/add %esi 4/imm32
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<span id="L69" class="LineNr"> 69 </span> <span class="subxComment"># currb += 4</span>
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<span id="L70" class="LineNr"> 70 </span> 81 0/subop/add %edi 4/imm32
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<span id="L71" class="LineNr"> 71 </span> eb/jump $array-equal?:<span class="Constant">loop</span>/disp8
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<span id="L72" class="LineNr"> 72 </span><span class="Constant">$array-equal?:true</span>:
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<span id="L73" class="LineNr"> 73 </span> b8/copy-to-eax 1/imm32
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<span id="L74" class="LineNr"> 74 </span> eb/jump $array-equal?:end/disp8
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<span id="L75" class="LineNr"> 75 </span><span class="Constant">$array-equal?:false</span>:
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<span id="L76" class="LineNr"> 76 </span> b8/copy-to-eax 0/imm32
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<span id="L77" class="LineNr"> 77 </span><span class="Constant">$array-equal?:end</span>:
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<span id="L78" class="LineNr"> 78 </span> <span class="subxS1Comment"># . restore registers</span>
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<span id="L79" class="LineNr"> 79 </span> 5f/pop-to-edi
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<span id="L80" class="LineNr"> 80 </span> 5e/pop-to-esi
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<span id="L81" class="LineNr"> 81 </span> 5b/pop-to-ebx
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<span id="L82" class="LineNr"> 82 </span> 5a/pop-to-edx
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<span id="L83" class="LineNr"> 83 </span> 59/pop-to-ecx
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<span id="L84" class="LineNr"> 84 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L85" class="LineNr"> 85 </span> 89/<- %esp 5/r32/ebp
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<span id="L86" class="LineNr"> 86 </span> 5d/pop-to-ebp
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<span id="L87" class="LineNr"> 87 </span> c3/return
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<span id="L88" class="LineNr"> 88 </span>
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<span id="L89" class="LineNr"> 89 </span><span class="subxTest">test-compare-empty-with-empty-array</span>:
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<span id="L90" class="LineNr"> 90 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L91" class="LineNr"> 91 </span> 55/push-ebp
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<span id="L92" class="LineNr"> 92 </span> 89/<- %ebp 4/r32/esp
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<span id="L93" class="LineNr"> 93 </span> <span class="subxComment"># var ecx: (array _) = []</span>
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<span id="L94" class="LineNr"> 94 </span> 68/push 0/imm32/size
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<span id="L95" class="LineNr"> 95 </span> 89/<- %ecx 4/r32/esp
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<span id="L96" class="LineNr"> 96 </span> <span class="subxComment"># var edx: (array _) = []</span>
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<span id="L97" class="LineNr"> 97 </span> 68/push 0/imm32/size
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<span id="L98" class="LineNr"> 98 </span> 89/<- %edx 4/r32/esp
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<span id="L99" class="LineNr"> 99 </span> <span class="subxComment">#</span>
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<span id="L100" class="LineNr">100 </span> (<a href='301array-equal.subx.html#L5'>array-equal?</a> %ecx %edx) <span class="subxComment"># => eax</span>
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<span id="L101" class="LineNr">101 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> %eax 1 <span class="Constant">"F - test-compare-empty-with-empty-array"</span>)
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<span id="L102" class="LineNr">102 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L103" class="LineNr">103 </span> 89/<- %esp 5/r32/ebp
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<span id="L104" class="LineNr">104 </span> 5d/pop-to-ebp
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<span id="L105" class="LineNr">105 </span> c3/return
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<span id="L106" class="LineNr">106 </span>
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<span id="L107" class="LineNr">107 </span><span class="subxTest">test-compare-empty-with-non-empty-array</span>: <span class="subxComment"># also checks size-mismatch code path</span>
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<span id="L108" class="LineNr">108 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L109" class="LineNr">109 </span> 55/push-ebp
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<span id="L110" class="LineNr">110 </span> 89/<- %ebp 4/r32/esp
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<span id="L111" class="LineNr">111 </span> <span class="subxComment"># var ecx: (array int) = [1]</span>
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<span id="L112" class="LineNr">112 </span> 68/push 1/imm32
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<span id="L113" class="LineNr">113 </span> 68/push 4/imm32/size
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<span id="L114" class="LineNr">114 </span> 89/<- %ecx 4/r32/esp
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<span id="L115" class="LineNr">115 </span> <span class="subxComment"># var edx: (array int) = []</span>
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<span id="L116" class="LineNr">116 </span> 68/push 0/imm32/size
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<span id="L117" class="LineNr">117 </span> 89/<- %edx 4/r32/esp
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<span id="L118" class="LineNr">118 </span> <span class="subxComment">#</span>
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<span id="L119" class="LineNr">119 </span> (<a href='301array-equal.subx.html#L5'>array-equal?</a> %ecx %edx) <span class="subxComment"># => eax</span>
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<span id="L120" class="LineNr">120 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> %eax 0 <span class="Constant">"F - test-compare-empty-with-non-empty-array"</span>)
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<span id="L121" class="LineNr">121 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L122" class="LineNr">122 </span> 89/<- %esp 5/r32/ebp
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<span id="L123" class="LineNr">123 </span> 5d/pop-to-ebp
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<span id="L124" class="LineNr">124 </span> c3/return
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<span id="L125" class="LineNr">125 </span>
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<span id="L126" class="LineNr">126 </span><span class="subxTest">test-compare-equal-arrays</span>:
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<span id="L127" class="LineNr">127 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L128" class="LineNr">128 </span> 55/push-ebp
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<span id="L129" class="LineNr">129 </span> 89/<- %ebp 4/r32/esp
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<span id="L130" class="LineNr">130 </span> <span class="subxComment"># var ecx: (array int) = [1, 2, 3]</span>
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<span id="L131" class="LineNr">131 </span> 68/push 3/imm32
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<span id="L132" class="LineNr">132 </span> 68/push 2/imm32
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<span id="L133" class="LineNr">133 </span> 68/push 1/imm32
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<span id="L134" class="LineNr">134 </span> 68/push 0xc/imm32/size
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<span id="L135" class="LineNr">135 </span> 89/<- %ecx 4/r32/esp
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<span id="L136" class="LineNr">136 </span> <span class="subxComment"># var edx: (array int) = [1, 2, 3]</span>
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<span id="L137" class="LineNr">137 </span> 68/push 3/imm32
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<span id="L138" class="LineNr">138 </span> 68/push 2/imm32
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<span id="L139" class="LineNr">139 </span> 68/push 1/imm32
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<span id="L140" class="LineNr">140 </span> 68/push 0xc/imm32/size
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<span id="L141" class="LineNr">141 </span> 89/<- %edx 4/r32/esp
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<span id="L142" class="LineNr">142 </span> <span class="subxComment">#</span>
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<span id="L143" class="LineNr">143 </span> (<a href='301array-equal.subx.html#L5'>array-equal?</a> %ecx %edx) <span class="subxComment"># => eax</span>
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<span id="L144" class="LineNr">144 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> %eax 1 <span class="Constant">"F - test-compare-equal-arrays"</span>)
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<span id="L145" class="LineNr">145 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L146" class="LineNr">146 </span> 89/<- %esp 5/r32/ebp
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<span id="L147" class="LineNr">147 </span> 5d/pop-to-ebp
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<span id="L148" class="LineNr">148 </span> c3/return
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<span id="L149" class="LineNr">149 </span>
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<span id="L150" class="LineNr">150 </span><span class="subxTest">test-compare-inequal-arrays-equal-sizes</span>:
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<span id="L151" class="LineNr">151 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L152" class="LineNr">152 </span> 55/push-ebp
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<span id="L153" class="LineNr">153 </span> 89/<- %ebp 4/r32/esp
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<span id="L154" class="LineNr">154 </span> <span class="subxComment"># var ecx: (array int) = [1, 4, 3]</span>
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<span id="L155" class="LineNr">155 </span> 68/push 3/imm32
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<span id="L156" class="LineNr">156 </span> 68/push 4/imm32
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<span id="L157" class="LineNr">157 </span> 68/push 1/imm32
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<span id="L158" class="LineNr">158 </span> 68/push 0xc/imm32/size
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<span id="L159" class="LineNr">159 </span> 89/<- %ecx 4/r32/esp
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<span id="L160" class="LineNr">160 </span> <span class="subxComment"># var edx: (array int) = [1, 2, 3]</span>
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<span id="L161" class="LineNr">161 </span> 68/push 3/imm32
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<span id="L162" class="LineNr">162 </span> 68/push 2/imm32
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<span id="L163" class="LineNr">163 </span> 68/push 1/imm32
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<span id="L164" class="LineNr">164 </span> 68/push 0xc/imm32/size
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<span id="L165" class="LineNr">165 </span> 89/<- %edx 4/r32/esp
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<span id="L166" class="LineNr">166 </span> <span class="subxComment">#</span>
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<span id="L167" class="LineNr">167 </span> (<a href='301array-equal.subx.html#L5'>array-equal?</a> %ecx %edx) <span class="subxComment"># => eax</span>
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<span id="L168" class="LineNr">168 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> %eax 0 <span class="Constant">"F - test-compare-inequal-arrays-equal-sizes"</span>)
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<span id="L169" class="LineNr">169 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L170" class="LineNr">170 </span> 89/<- %esp 5/r32/ebp
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<span id="L171" class="LineNr">171 </span> 5d/pop-to-ebp
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<span id="L172" class="LineNr">172 </span> c3/return
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<span id="L173" class="LineNr">173 </span>
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<span id="L174" class="LineNr">174 </span><span class="subxMinorFunction">_parse-array-of-ints</span>: <span class="subxComment"># ad: (addr allocation-descriptor), s: (addr array byte), out: (addr handle array int)</span>
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<span id="L175" class="LineNr">175 </span> <span class="subxComment"># pseudocode</span>
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<span id="L176" class="LineNr">176 </span> <span class="subxComment"># end = &s->data[s->size]</span>
|
|
<span id="L177" class="LineNr">177 </span> <span class="subxComment"># curr = s->data</span>
|
|
<span id="L178" class="LineNr">178 </span> <span class="subxComment"># size = 0</span>
|
|
<span id="L179" class="LineNr">179 </span> <span class="subxComment"># while true</span>
|
|
<span id="L180" class="LineNr">180 </span> <span class="subxComment"># if (curr >= end) break</span>
|
|
<span id="L181" class="LineNr">181 </span> <span class="subxComment"># curr = skip-chars-matching-in-slice(curr, end, ' ')</span>
|
|
<span id="L182" class="LineNr">182 </span> <span class="subxComment"># if (curr >= end) break</span>
|
|
<span id="L183" class="LineNr">183 </span> <span class="subxComment"># curr = skip-chars-not-matching-in-slice(curr, end, ' ')</span>
|
|
<span id="L184" class="LineNr">184 </span> <span class="subxComment"># ++size</span>
|
|
<span id="L185" class="LineNr">185 </span> <span class="subxComment"># allocate-array(ad, size*4, out)</span>
|
|
<span id="L186" class="LineNr">186 </span> <span class="subxComment"># var slice: slice = {s->data, 0}</span>
|
|
<span id="L187" class="LineNr">187 </span> <span class="subxComment"># curr = lookup(out)->data</span>
|
|
<span id="L188" class="LineNr">188 </span> <span class="subxComment"># while true</span>
|
|
<span id="L189" class="LineNr">189 </span> <span class="subxComment"># if (slice->start >= end) break</span>
|
|
<span id="L190" class="LineNr">190 </span> <span class="subxComment"># slice->start = skip-chars-matching-in-slice(slice->start, end, ' ')</span>
|
|
<span id="L191" class="LineNr">191 </span> <span class="subxComment"># if (slice->start >= end) break</span>
|
|
<span id="L192" class="LineNr">192 </span> <span class="subxComment"># slice->end = skip-chars-not-matching-in-slice(slice->start, end, ' ')</span>
|
|
<span id="L193" class="LineNr">193 </span> <span class="subxComment"># *curr = parse-hex-int-from-slice(slice)</span>
|
|
<span id="L194" class="LineNr">194 </span> <span class="subxComment"># curr += 4</span>
|
|
<span id="L195" class="LineNr">195 </span> <span class="subxComment"># slice->start = slice->end</span>
|
|
<span id="L196" class="LineNr">196 </span> <span class="subxComment"># return result</span>
|
|
<span id="L197" class="LineNr">197 </span> <span class="subxComment">#</span>
|
|
<span id="L198" class="LineNr">198 </span> <span class="subxS1Comment"># . prologue</span>
|
|
<span id="L199" class="LineNr">199 </span> 55/push-ebp
|
|
<span id="L200" class="LineNr">200 </span> 89/<- %ebp 4/r32/esp
|
|
<span id="L201" class="LineNr">201 </span> <span class="subxS1Comment"># . save registers</span>
|
|
<span id="L202" class="LineNr">202 </span> 50/push-eax
|
|
<span id="L203" class="LineNr">203 </span> 51/push-ecx
|
|
<span id="L204" class="LineNr">204 </span> 52/push-edx
|
|
<span id="L205" class="LineNr">205 </span> 53/push-ebx
|
|
<span id="L206" class="LineNr">206 </span> 56/push-esi
|
|
<span id="L207" class="LineNr">207 </span> 57/push-edi
|
|
<span id="L208" class="LineNr">208 </span> <span class="subxComment"># esi = s</span>
|
|
<span id="L209" class="LineNr">209 </span> 8b/-> *(ebp+0xc) 6/r32/esi
|
|
<span id="L210" class="LineNr">210 </span> <span class="subxComment"># var curr/ecx: (addr byte) = s->data</span>
|
|
<span id="L211" class="LineNr">211 </span> 8d/copy-address *(esi+4) 1/r32/ecx
|
|
<span id="L212" class="LineNr">212 </span> <span class="subxComment"># var end/edx: (addr byte) = &s->data[s->size]</span>
|
|
<span id="L213" class="LineNr">213 </span> <span class="subxS1Comment"># . edx = s->size</span>
|
|
<span id="L214" class="LineNr">214 </span> 8b/-> *esi 2/r32/edx
|
|
<span id="L215" class="LineNr">215 </span> <span class="subxS1Comment"># . edx += curr</span>
|
|
<span id="L216" class="LineNr">216 </span> 01/add-to %edx 1/r32/ecx
|
|
<span id="L217" class="LineNr">217 </span> <span class="subxComment"># var size/ebx: int = 0</span>
|
|
<span id="L218" class="LineNr">218 </span> 31/xor-with %ebx 3/r32/ebx
|
|
<span id="L219" class="LineNr">219 </span><span class="Constant">$_parse-array-of-ints:loop1</span>:
|
|
<span id="L220" class="LineNr">220 </span> <span class="subxComment"># if (curr >= end) break</span>
|
|
<span id="L221" class="LineNr">221 </span> 39/compare %ecx 2/r32/edx
|
|
<span id="L222" class="LineNr">222 </span> 73/jump-if-addr>= $_parse-array-of-ints:break1/disp8
|
|
<span id="L223" class="LineNr">223 </span> <span class="subxComment"># curr = skip-chars-matching-in-slice(curr, end, ' ')</span>
|
|
<span id="L224" class="LineNr">224 </span> (<a href='124next-token.subx.html#L651'>skip-chars-matching-in-slice</a> %ecx %edx 0x20) <span class="subxComment"># => eax</span>
|
|
<span id="L225" class="LineNr">225 </span> 89/<- %ecx 0/r32/eax
|
|
<span id="L226" class="LineNr">226 </span> <span class="subxComment"># if (curr >= end) break</span>
|
|
<span id="L227" class="LineNr">227 </span> 39/compare %ecx 2/r32/edx
|
|
<span id="L228" class="LineNr">228 </span> 73/jump-if-addr>= $_parse-array-of-ints:break1/disp8
|
|
<span id="L229" class="LineNr">229 </span> <span class="subxComment"># curr = skip-chars-not-matching-in-slice(curr, end, ' ')</span>
|
|
<span id="L230" class="LineNr">230 </span> (<a href='124next-token.subx.html#L820'>skip-chars-not-matching-in-slice</a> %ecx %edx 0x20) <span class="subxComment"># => eax</span>
|
|
<span id="L231" class="LineNr">231 </span> 89/<- %ecx 0/r32/eax
|
|
<span id="L232" class="LineNr">232 </span> <span class="subxComment"># size += 4</span>
|
|
<span id="L233" class="LineNr">233 </span> 81 0/subop/add %ebx 4/imm32
|
|
<span id="L234" class="LineNr">234 </span> eb/jump $_parse-array-of-ints:loop1/disp8
|
|
<span id="L235" class="LineNr">235 </span><span class="Constant">$_parse-array-of-ints:break1</span>:
|
|
<span id="L236" class="LineNr">236 </span> (<a href='120allocate.subx.html#L568'>allocate-array</a> *(ebp+8) %ebx *(ebp+0x10))
|
|
<span id="L237" class="LineNr">237 </span><span class="Constant">$_parse-array-of-ints:pass2</span>:
|
|
<span id="L238" class="LineNr">238 </span> <span class="subxComment"># var slice/edi: slice = {s->data, 0}</span>
|
|
<span id="L239" class="LineNr">239 </span> 68/push 0/imm32/end
|
|
<span id="L240" class="LineNr">240 </span> 8d/copy-address *(esi+4) 7/r32/edi
|
|
<span id="L241" class="LineNr">241 </span> 57/push-edi
|
|
<span id="L242" class="LineNr">242 </span> 89/<- %edi 4/r32/esp
|
|
<span id="L243" class="LineNr">243 </span> <span class="subxComment"># curr = lookup(out)->data</span>
|
|
<span id="L244" class="LineNr">244 </span> 8b/-> *(ebp+0x10) 0/r32/eax
|
|
<span id="L245" class="LineNr">245 </span> (<a href='120allocate.subx.html#L235'>lookup</a> *eax *(eax+4)) <span class="subxComment"># => eax</span>
|
|
<span id="L246" class="LineNr">246 </span> 8d/copy-address *(eax+4) 1/r32/ecx
|
|
<span id="L247" class="LineNr">247 </span><span class="Constant">$_parse-array-of-ints:loop2</span>:
|
|
<span id="L248" class="LineNr">248 </span> <span class="subxComment"># if (slice->start >= end) break</span>
|
|
<span id="L249" class="LineNr">249 </span> 39/compare *edi 2/r32/edx
|
|
<span id="L250" class="LineNr">250 </span> 73/jump-if-addr>= $_parse-array-of-ints:end/disp8
|
|
<span id="L251" class="LineNr">251 </span> <span class="subxComment"># slice->start = skip-chars-matching-in-slice(slice->start, end, ' ')</span>
|
|
<span id="L252" class="LineNr">252 </span> (<a href='124next-token.subx.html#L651'>skip-chars-matching-in-slice</a> *edi %edx 0x20) <span class="subxComment"># => eax</span>
|
|
<span id="L253" class="LineNr">253 </span> 89/<- *edi 0/r32/eax
|
|
<span id="L254" class="LineNr">254 </span> <span class="subxComment"># if (slice->start >= end) break</span>
|
|
<span id="L255" class="LineNr">255 </span> 39/compare *edi 2/r32/edx
|
|
<span id="L256" class="LineNr">256 </span> 73/jump-if-addr>= $_parse-array-of-ints:end/disp8
|
|
<span id="L257" class="LineNr">257 </span> <span class="subxComment"># slice->end = skip-chars-not-matching-in-slice(slice->start, end, ' ')</span>
|
|
<span id="L258" class="LineNr">258 </span> (<a href='124next-token.subx.html#L820'>skip-chars-not-matching-in-slice</a> *edi %edx 0x20) <span class="subxComment"># => eax</span>
|
|
<span id="L259" class="LineNr">259 </span> 89/<- *(edi+4) 0/r32/eax
|
|
<span id="L260" class="LineNr">260 </span> <span class="subxComment"># *curr = parse-hex-int-from-slice(slice)</span>
|
|
<span id="L261" class="LineNr">261 </span> (<a href='118parse-hex-int.subx.html#L387'>parse-hex-int-from-slice</a> %edi)
|
|
<span id="L262" class="LineNr">262 </span> 89/<- *ecx 0/r32/eax
|
|
<span id="L263" class="LineNr">263 </span> <span class="subxComment"># curr += 4</span>
|
|
<span id="L264" class="LineNr">264 </span> 81 0/subop/add %ecx 4/imm32
|
|
<span id="L265" class="LineNr">265 </span> <span class="subxComment"># slice->start = slice->end</span>
|
|
<span id="L266" class="LineNr">266 </span> 8b/-> *(edi+4) 0/r32/eax
|
|
<span id="L267" class="LineNr">267 </span> 89/<- *edi 0/r32/eax
|
|
<span id="L268" class="LineNr">268 </span> eb/jump $_parse-array-of-ints:loop2/disp8
|
|
<span id="L269" class="LineNr">269 </span><span class="Constant">$_parse-array-of-ints:end</span>:
|
|
<span id="L270" class="LineNr">270 </span> <span class="subxS1Comment"># . reclaim locals</span>
|
|
<span id="L271" class="LineNr">271 </span> 81 0/subop/add %esp 8/imm32
|
|
<span id="L272" class="LineNr">272 </span> <span class="subxS1Comment"># . restore registers</span>
|
|
<span id="L273" class="LineNr">273 </span> 5f/pop-to-edi
|
|
<span id="L274" class="LineNr">274 </span> 5e/pop-to-esi
|
|
<span id="L275" class="LineNr">275 </span> 5b/pop-to-ebx
|
|
<span id="L276" class="LineNr">276 </span> 5a/pop-to-edx
|
|
<span id="L277" class="LineNr">277 </span> 59/pop-to-ecx
|
|
<span id="L278" class="LineNr">278 </span> 58/pop-to-eax
|
|
<span id="L279" class="LineNr">279 </span> <span class="subxS1Comment"># . epilogue</span>
|
|
<span id="L280" class="LineNr">280 </span> 89/<- %esp 5/r32/ebp
|
|
<span id="L281" class="LineNr">281 </span> 5d/pop-to-ebp
|
|
<span id="L282" class="LineNr">282 </span> c3/return
|
|
<span id="L283" class="LineNr">283 </span>
|
|
<span id="L284" class="LineNr">284 </span><span class="subxTest">test-parse-array-of-ints</span>:
|
|
<span id="L285" class="LineNr">285 </span> <span class="subxS1Comment"># . prologue</span>
|
|
<span id="L286" class="LineNr">286 </span> 55/push-ebp
|
|
<span id="L287" class="LineNr">287 </span> 89/<- %ebp 4/r32/esp
|
|
<span id="L288" class="LineNr">288 </span> <span class="subxComment"># var h/esi: (handle array int)</span>
|
|
<span id="L289" class="LineNr">289 </span> 68/push 0/imm32
|
|
<span id="L290" class="LineNr">290 </span> 68/push 0/imm32
|
|
<span id="L291" class="LineNr">291 </span> 89/<- %esi 4/r32/esp
|
|
<span id="L292" class="LineNr">292 </span> <span class="subxComment"># var ecx: (array int) = [1, 2, 3]</span>
|
|
<span id="L293" class="LineNr">293 </span> 68/push 3/imm32
|
|
<span id="L294" class="LineNr">294 </span> 68/push 2/imm32
|
|
<span id="L295" class="LineNr">295 </span> 68/push 1/imm32
|
|
<span id="L296" class="LineNr">296 </span> 68/push 0xc/imm32/size
|
|
<span id="L297" class="LineNr">297 </span> 89/<- %ecx 4/r32/esp
|
|
<span id="L298" class="LineNr">298 </span> <span class="subxComment">#</span>
|
|
<span id="L299" class="LineNr">299 </span> (<a href='301array-equal.subx.html#L174'>_parse-array-of-ints</a> <span class="SpecialChar"><a href='120allocate.subx.html#L27'>Heap</a></span> <span class="Constant">"1 2 3"</span> %esi)
|
|
<span id="L300" class="LineNr">300 </span> (<a href='120allocate.subx.html#L235'>lookup</a> *esi *(esi+4)) <span class="subxComment"># => eax</span>
|
|
<span id="L301" class="LineNr">301 </span> (<a href='301array-equal.subx.html#L5'>array-equal?</a> %ecx %eax) <span class="subxComment"># => eax</span>
|
|
<span id="L302" class="LineNr">302 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> %eax 1 <span class="Constant">"F - test-parse-array-of-ints"</span>)
|
|
<span id="L303" class="LineNr">303 </span> <span class="subxS1Comment"># . epilogue</span>
|
|
<span id="L304" class="LineNr">304 </span> 89/<- %esp 5/r32/ebp
|
|
<span id="L305" class="LineNr">305 </span> 5d/pop-to-ebp
|
|
<span id="L306" class="LineNr">306 </span> c3/return
|
|
<span id="L307" class="LineNr">307 </span>
|
|
<span id="L308" class="LineNr">308 </span><span class="subxTest">test-parse-array-of-ints-empty</span>:
|
|
<span id="L309" class="LineNr">309 </span> <span class="subxH1Comment"># - empty string = empty array</span>
|
|
<span id="L310" class="LineNr">310 </span> <span class="subxS1Comment"># . prologue</span>
|
|
<span id="L311" class="LineNr">311 </span> 55/push-ebp
|
|
<span id="L312" class="LineNr">312 </span> 89/<- %ebp 4/r32/esp
|
|
<span id="L313" class="LineNr">313 </span> <span class="subxComment"># var h/esi: handle</span>
|
|
<span id="L314" class="LineNr">314 </span> 68/push 0/imm32
|
|
<span id="L315" class="LineNr">315 </span> 68/push 0/imm32
|
|
<span id="L316" class="LineNr">316 </span> 89/<- %esi 4/r32/esp
|
|
<span id="L317" class="LineNr">317 </span> <span class="subxComment">#</span>
|
|
<span id="L318" class="LineNr">318 </span> (<a href='301array-equal.subx.html#L174'>_parse-array-of-ints</a> <span class="SpecialChar"><a href='120allocate.subx.html#L27'>Heap</a></span> <span class="Constant">""</span> %esi)
|
|
<span id="L319" class="LineNr">319 </span> (<a href='120allocate.subx.html#L235'>lookup</a> *esi *(esi+4)) <span class="subxComment"># => eax</span>
|
|
<span id="L320" class="LineNr">320 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> *eax 0 <span class="Constant">"F - test-parse-array-of-ints-empty"</span>)
|
|
<span id="L321" class="LineNr">321 </span> <span class="subxS1Comment"># . epilogue</span>
|
|
<span id="L322" class="LineNr">322 </span> 89/<- %esp 5/r32/ebp
|
|
<span id="L323" class="LineNr">323 </span> 5d/pop-to-ebp
|
|
<span id="L324" class="LineNr">324 </span> c3/return
|
|
<span id="L325" class="LineNr">325 </span>
|
|
<span id="L326" class="LineNr">326 </span><span class="subxTest">test-parse-array-of-ints-just-whitespace</span>:
|
|
<span id="L327" class="LineNr">327 </span> <span class="subxH1Comment"># - just whitespace = empty array</span>
|
|
<span id="L328" class="LineNr">328 </span> <span class="subxS1Comment"># . prologue</span>
|
|
<span id="L329" class="LineNr">329 </span> 55/push-ebp
|
|
<span id="L330" class="LineNr">330 </span> 89/<- %ebp 4/r32/esp
|
|
<span id="L331" class="LineNr">331 </span> <span class="subxComment"># var h/esi: handle</span>
|
|
<span id="L332" class="LineNr">332 </span> 68/push 0/imm32
|
|
<span id="L333" class="LineNr">333 </span> 68/push 0/imm32
|
|
<span id="L334" class="LineNr">334 </span> 89/<- %esi 4/r32/esp
|
|
<span id="L335" class="LineNr">335 </span> <span class="subxComment">#</span>
|
|
<span id="L336" class="LineNr">336 </span> (<a href='301array-equal.subx.html#L174'>_parse-array-of-ints</a> <span class="SpecialChar"><a href='120allocate.subx.html#L27'>Heap</a></span> <span class="SpecialChar"><a href='301array-equal.subx.html#L428'>Space</a></span> %esi)
|
|
<span id="L337" class="LineNr">337 </span> (<a href='120allocate.subx.html#L235'>lookup</a> *esi *(esi+4)) <span class="subxComment"># => eax</span>
|
|
<span id="L338" class="LineNr">338 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> *eax 0 <span class="Constant">"F - test-parse-array-of-ints-just-whitespace"</span>)
|
|
<span id="L339" class="LineNr">339 </span> <span class="subxS1Comment"># . epilogue</span>
|
|
<span id="L340" class="LineNr">340 </span> 89/<- %esp 5/r32/ebp
|
|
<span id="L341" class="LineNr">341 </span> 5d/pop-to-ebp
|
|
<span id="L342" class="LineNr">342 </span> c3/return
|
|
<span id="L343" class="LineNr">343 </span>
|
|
<span id="L344" class="LineNr">344 </span><span class="subxTest">test-parse-array-of-ints-extra-whitespace</span>:
|
|
<span id="L345" class="LineNr">345 </span> <span class="subxS1Comment"># . prologue</span>
|
|
<span id="L346" class="LineNr">346 </span> 55/push-ebp
|
|
<span id="L347" class="LineNr">347 </span> 89/<- %ebp 4/r32/esp
|
|
<span id="L348" class="LineNr">348 </span> <span class="subxComment"># var h/esi: handle</span>
|
|
<span id="L349" class="LineNr">349 </span> 68/push 0/imm32
|
|
<span id="L350" class="LineNr">350 </span> 68/push 0/imm32
|
|
<span id="L351" class="LineNr">351 </span> 89/<- %esi 4/r32/esp
|
|
<span id="L352" class="LineNr">352 </span> <span class="subxComment"># var ecx: (array int) = [1, 2, 3]</span>
|
|
<span id="L353" class="LineNr">353 </span> 68/push 3/imm32
|
|
<span id="L354" class="LineNr">354 </span> 68/push 2/imm32
|
|
<span id="L355" class="LineNr">355 </span> 68/push 1/imm32
|
|
<span id="L356" class="LineNr">356 </span> 68/push 0xc/imm32/size
|
|
<span id="L357" class="LineNr">357 </span> 89/<- %ecx 4/r32/esp
|
|
<span id="L358" class="LineNr">358 </span> <span class="subxComment">#</span>
|
|
<span id="L359" class="LineNr">359 </span> (<a href='301array-equal.subx.html#L174'>_parse-array-of-ints</a> <span class="SpecialChar"><a href='120allocate.subx.html#L27'>Heap</a></span> <span class="Constant">" 1 2 3 "</span> %esi)
|
|
<span id="L360" class="LineNr">360 </span> (<a href='120allocate.subx.html#L235'>lookup</a> *esi *(esi+4)) <span class="subxComment"># => eax</span>
|
|
<span id="L361" class="LineNr">361 </span> (<a href='301array-equal.subx.html#L5'>array-equal?</a> %ecx %eax) <span class="subxComment"># => eax</span>
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<span id="L362" class="LineNr">362 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> %eax 1 <span class="Constant">"F - test-parse-array-of-ints-extra-whitespace"</span>)
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<span id="L363" class="LineNr">363 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L364" class="LineNr">364 </span> 89/<- %esp 5/r32/ebp
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<span id="L365" class="LineNr">365 </span> 5d/pop-to-ebp
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<span id="L366" class="LineNr">366 </span> c3/return
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<span id="L367" class="LineNr">367 </span>
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<span id="L368" class="LineNr">368 </span><span class="subxFunction">parse-array-of-ints</span>: <span class="subxComment"># s: (addr array byte), out: (addr handle array int)</span>
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<span id="L369" class="LineNr">369 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L370" class="LineNr">370 </span> 55/push-ebp
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<span id="L371" class="LineNr">371 </span> 89/<- %ebp 4/r32/esp
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<span id="L372" class="LineNr">372 </span> <span class="subxComment">#</span>
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<span id="L373" class="LineNr">373 </span> (<a href='301array-equal.subx.html#L174'>_parse-array-of-ints</a> <span class="SpecialChar"><a href='120allocate.subx.html#L27'>Heap</a></span> *(ebp+8) *(ebp+0xc))
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<span id="L374" class="LineNr">374 </span><span class="Constant">$parse-array-of-ints:end</span>:
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<span id="L375" class="LineNr">375 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L376" class="LineNr">376 </span> 89/<- %esp 5/r32/ebp
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<span id="L377" class="LineNr">377 </span> 5d/pop-to-ebp
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<span id="L378" class="LineNr">378 </span> c3/return
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<span id="L379" class="LineNr">379 </span>
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<span id="L380" class="LineNr">380 </span><span class="subxComment"># helper for later tests</span>
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<span id="L381" class="LineNr">381 </span><span class="subxComment"># compare an array with a string representation of an array literal</span>
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<span id="L382" class="LineNr">382 </span><span class="subxFunction">check-array-equal</span>: <span class="subxComment"># a: (addr array int), expected: (addr string), msg: (addr string)</span>
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<span id="L383" class="LineNr">383 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L384" class="LineNr">384 </span> 55/push-ebp
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<span id="L385" class="LineNr">385 </span> 89/<- %ebp 4/r32/esp
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<span id="L386" class="LineNr">386 </span> <span class="subxS1Comment"># . save registers</span>
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<span id="L387" class="LineNr">387 </span> 50/push-eax
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<span id="L388" class="LineNr">388 </span> 56/push-esi
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<span id="L389" class="LineNr">389 </span> <span class="subxComment"># var h/esi: handle</span>
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<span id="L390" class="LineNr">390 </span> 68/push 0/imm32
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<span id="L391" class="LineNr">391 </span> 68/push 0/imm32
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<span id="L392" class="LineNr">392 </span> 89/<- %esi 4/r32/esp
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<span id="L393" class="LineNr">393 </span> <span class="subxComment"># var b/eax: (addr array int) = parse-array-of-ints(Heap, expected)</span>
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<span id="L394" class="LineNr">394 </span> (<a href='301array-equal.subx.html#L368'>parse-array-of-ints</a> *(ebp+0xc) %esi)
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<span id="L395" class="LineNr">395 </span> (<a href='120allocate.subx.html#L235'>lookup</a> *esi *(esi+4)) <span class="subxComment"># => eax</span>
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<span id="L396" class="LineNr">396 </span> <span class="subxComment">#</span>
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<span id="L397" class="LineNr">397 </span> (<a href='301array-equal.subx.html#L5'>array-equal?</a> *(ebp+8) %eax)
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<span id="L398" class="LineNr">398 </span> (<a href='502test.mu.html#L2'>check-ints-equal</a> %eax 1 *(ebp+0x10))
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<span id="L399" class="LineNr">399 </span><span class="Constant">$check-array-equal:end</span>:
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<span id="L400" class="LineNr">400 </span> <span class="subxS1Comment"># . restore registers</span>
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<span id="L401" class="LineNr">401 </span> 5e/pop-to-esi
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<span id="L402" class="LineNr">402 </span> 58/pop-to-eax
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<span id="L403" class="LineNr">403 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L404" class="LineNr">404 </span> 89/<- %esp 5/r32/ebp
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<span id="L405" class="LineNr">405 </span> 5d/pop-to-ebp
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<span id="L406" class="LineNr">406 </span> c3/return
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<span id="L407" class="LineNr">407 </span>
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<span id="L408" class="LineNr">408 </span><span class="subxTest">test-check-array-equal</span>:
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<span id="L409" class="LineNr">409 </span> <span class="subxS1Comment"># . prologue</span>
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<span id="L410" class="LineNr">410 </span> 55/push-ebp
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<span id="L411" class="LineNr">411 </span> 89/<- %ebp 4/r32/esp
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<span id="L412" class="LineNr">412 </span> <span class="subxComment"># var ecx: (array int) = [1, 2, 3]</span>
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<span id="L413" class="LineNr">413 </span> 68/push 3/imm32
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<span id="L414" class="LineNr">414 </span> 68/push 2/imm32
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<span id="L415" class="LineNr">415 </span> 68/push 1/imm32
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<span id="L416" class="LineNr">416 </span> 68/push 0xc/imm32/size
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<span id="L417" class="LineNr">417 </span> 89/<- %ecx 4/r32/esp
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<span id="L418" class="LineNr">418 </span> <span class="subxComment">#</span>
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<span id="L419" class="LineNr">419 </span> (<a href='301array-equal.subx.html#L382'>check-array-equal</a> %ecx <span class="Constant">"1 2 3"</span> <span class="Constant">"F - test-check-array-equal"</span>)
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<span id="L420" class="LineNr">420 </span> <span class="subxS1Comment"># . epilogue</span>
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<span id="L421" class="LineNr">421 </span> 89/<- %esp 5/r32/ebp
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<span id="L422" class="LineNr">422 </span> 5d/pop-to-ebp
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<span id="L423" class="LineNr">423 </span> c3/return
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<span id="L424" class="LineNr">424 </span>
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<span id="L425" class="LineNr">425 </span>== data
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<span id="L426" class="LineNr">426 </span>
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<span id="L427" class="LineNr">427 </span><span class="subxComment"># length-prefixed string containing just a single space</span>
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<span id="L428" class="LineNr">428 </span><span class="SpecialChar">Space</span>: <span class="subxComment"># (array byte)</span>
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<span id="L429" class="LineNr">429 </span> <span class="subxComment"># size: int</span>
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<span id="L430" class="LineNr">430 </span> 1/imm32
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<span id="L431" class="LineNr">431 </span> <span class="subxComment"># data</span>
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<span id="L432" class="LineNr">432 </span> 20/space
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</pre>
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</body>
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