mu/html/060rewrite_literal_string.c...

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<a href='https://github.com/akkartik/mu/blob/master/060rewrite_literal_string.cc'>https://github.com/akkartik/mu/blob/master/060rewrite_literal_string.cc</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: allow using literal strings anywhere that will accept immutable strings</span>
<span id="L2" class="LineNr"> 2 </span>
<span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(scenario passing_literals_to_recipes)</span>
<span id="L4" class="LineNr"> 4 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [
<span id="L5" class="LineNr"> 5 </span> <span class="Constant">1</span>:num/<span class="Special">raw &lt;- </span>foo [abc]
<span id="L6" class="LineNr"> 6 </span>]
<span id="L7" class="LineNr"> 7 </span><span class="muRecipe">def</span> foo x:text<span class="muRecipe"> -&gt; </span>n:num [
<span id="L8" class="LineNr"> 8 </span> local-scope
<span id="L9" class="LineNr"> 9 </span> load-ingredients
<span id="L10" class="LineNr">10 </span> n<span class="Special"> &lt;- </span>length *x
<span id="L11" class="LineNr">11 </span>]
<span id="L12" class="LineNr">12 </span><span class="traceContains">+mem: storing 3 in location 1</span>
<span id="L13" class="LineNr">13 </span>
<span id="L14" class="LineNr">14 </span><span class="Delimiter">:(before &quot;End Instruction Inserting/Deleting Transforms&quot;)</span>
<span id="L15" class="LineNr">15 </span><a href='060rewrite_literal_string.cc.html#L21'>initialize_transform_rewrite_literal_string_to_text</a><span class="Delimiter">();</span>
<span id="L16" class="LineNr">16 </span><span class="Special">Transform</span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='060rewrite_literal_string.cc.html#L39'>rewrite_literal_string_to_text</a><span class="Delimiter">);</span> <span class="Comment">// idempotent</span>
<span id="L17" class="LineNr">17 </span>
<span id="L18" class="LineNr">18 </span><span class="Delimiter">:(before &quot;End Globals&quot;)</span>
<span id="L19" class="LineNr">19 </span>set&lt;string&gt; recipes_taking_literal_strings<span class="Delimiter">;</span>
<span id="L20" class="LineNr">20 </span><span class="Delimiter">:(code)</span>
<span id="L21" class="LineNr">21 </span><span class="Normal">void</span> <a href='060rewrite_literal_string.cc.html#L21'>initialize_transform_rewrite_literal_string_to_text</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L22" class="LineNr">22 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;assert&quot;</span><span class="Delimiter">);</span>
<span id="L23" class="LineNr">23 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;$print&quot;</span><span class="Delimiter">);</span>
<span id="L24" class="LineNr">24 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;$dump-trace&quot;</span><span class="Delimiter">);</span>
<span id="L25" class="LineNr">25 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;$system&quot;</span><span class="Delimiter">);</span>
<span id="L26" class="LineNr">26 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;trace&quot;</span><span class="Delimiter">);</span>
<span id="L27" class="LineNr">27 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;stash&quot;</span><span class="Delimiter">);</span>
<span id="L28" class="LineNr">28 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;new&quot;</span><span class="Delimiter">);</span>
<span id="L29" class="LineNr">29 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;run&quot;</span><span class="Delimiter">);</span>
<span id="L30" class="LineNr">30 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;memory-should-contain&quot;</span><span class="Delimiter">);</span>
<span id="L31" class="LineNr">31 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;trace-should-contain&quot;</span><span class="Delimiter">);</span>
<span id="L32" class="LineNr">32 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;trace-should-not-contain&quot;</span><span class="Delimiter">);</span>
<span id="L33" class="LineNr">33 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;check-trace-count-for-label&quot;</span><span class="Delimiter">);</span>
<span id="L34" class="LineNr">34 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;check-trace-count-for-label-greater-than&quot;</span><span class="Delimiter">);</span>
<span id="L35" class="LineNr">35 </span> recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;check-trace-count-for-label-lesser-than&quot;</span><span class="Delimiter">);</span>
<span id="L36" class="LineNr">36 </span> <span class="Comment">// End initialize_transform_rewrite_literal_string_to_text()</span>
<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="Normal">void</span> <a href='060rewrite_literal_string.cc.html#L39'>rewrite_literal_string_to_text</a><span class="Delimiter">(</span><span class="Normal">const</span> <a href='010vm.cc.html#L14'>recipe_ordinal</a> r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L40" class="LineNr">40 </span> recipe&amp; caller = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> r<span class="Delimiter">);</span>
<span id="L41" class="LineNr">41 </span> <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">9991</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;--- rewrite literal strings in <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; caller<span class="Delimiter">.</span>name &lt;&lt; <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span>
<span id="L42" class="LineNr">42 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='060rewrite_literal_string.cc.html#L65'>contains_numeric_locations</a><span class="Delimiter">(</span>caller<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L43" class="LineNr">43 </span> vector&lt;instruction&gt; new_instructions<span class="Delimiter">;</span>
<span id="L44" class="LineNr">44 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L45" class="LineNr">45 </span> instruction&amp; inst = caller<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L46" class="LineNr">46 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>recipes_taking_literal_strings<span class="Delimiter">.</span>find<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name<span class="Delimiter">)</span> == recipes_taking_literal_strings<span class="Delimiter">.</span><a href='003trace.cc.html#L225'>end</a><span class="Delimiter">())</span> <span class="Delimiter">{</span>
<span id="L47" class="LineNr">47 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L48" class="LineNr">48 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L49" class="LineNr">49 </span> <a href='010vm.cc.html#L33'>instruction</a> def<span class="Delimiter">;</span>
<span id="L50" class="LineNr">50 </span> ostringstream ingredient_name<span class="Delimiter">;</span>
<span id="L51" class="LineNr">51 </span> ingredient_name &lt;&lt; inst<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">'_'</span> &lt;&lt; i &lt;&lt; <span class="Constant">'_'</span> &lt;&lt; j &lt;&lt; <span class="Constant">&quot;:text&quot;</span><span class="Delimiter">;</span>
<span id="L52" class="LineNr">52 </span> def<span class="Delimiter">.</span>name = <span class="Constant">&quot;new&quot;</span><span class="Delimiter">;</span>
<span id="L53" class="LineNr">53 </span> def<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span>
<span id="L54" class="LineNr">54 </span> def<span class="Delimiter">.</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>reagent<span class="Delimiter">(</span>ingredient_name<span class="Delimiter">.</span>str<span class="Delimiter">()));</span>
<span id="L55" class="LineNr">55 </span> new_instructions<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>def<span class="Delimiter">);</span>
<span id="L56" class="LineNr">56 </span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span><a href='050scenario.cc.html#L60'>clear</a><span class="Delimiter">();</span> <span class="Comment">// reclaim old memory</span>
<span id="L57" class="LineNr">57 </span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> = reagent<span class="Delimiter">(</span>ingredient_name<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
<span id="L58" class="LineNr">58 </span> <span class="Delimiter">}</span>
<span id="L59" class="LineNr">59 </span> <span class="Delimiter">}</span>
<span id="L60" class="LineNr">60 </span> new_instructions<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>inst<span class="Delimiter">);</span>
<span id="L61" class="LineNr">61 </span> <span class="Delimiter">}</span>
<span id="L62" class="LineNr">62 </span> caller<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>swap<span class="Delimiter">(</span>new_instructions<span class="Delimiter">);</span>
<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="Normal">bool</span> <a href='060rewrite_literal_string.cc.html#L65'>contains_numeric_locations</a><span class="Delimiter">(</span><span class="Normal">const</span> recipe&amp; caller<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L66" class="LineNr">66 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L67" class="LineNr">67 </span> <span class="Normal">const</span> instruction&amp; inst = caller<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L68" class="LineNr">68 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> in = <span class="Constant">0</span><span class="Delimiter">;</span> in &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">);</span> ++in<span class="Delimiter">)</span>
<span id="L69" class="LineNr">69 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L157'>is_numeric_location</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>in<span class="Delimiter">)))</span>
<span id="L70" class="LineNr">70 </span> <span class="Identifier">return</span><span class="Constant"> true</span><span class="Delimiter">;</span>
<span id="L71" class="LineNr">71 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> out = <span class="Constant">0</span><span class="Delimiter">;</span> out &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++out<span class="Delimiter">)</span>
<span id="L72" class="LineNr">72 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='042name.cc.html#L157'>is_numeric_location</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>out<span class="Delimiter">)))</span>
<span id="L73" class="LineNr">73 </span> <span class="Identifier">return</span><span class="Constant"> true</span><span class="Delimiter">;</span>
<span id="L74" class="LineNr">74 </span> <span class="Delimiter">}</span>
<span id="L75" class="LineNr">75 </span> <span class="Identifier">return</span><span class="Constant"> false</span><span class="Delimiter">;</span>
<span id="L76" class="LineNr">76 </span><span class="Delimiter">}</span>
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