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Diffstat (limited to 'html/031merge.cc.html')
| -rw-r--r-- | html/031merge.cc.html | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/html/031merge.cc.html b/html/031merge.cc.html deleted file mode 100644 index 46b6e0f3..00000000 --- a/html/031merge.cc.html +++ /dev/null @@ -1,292 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - 031merge.cc</title> -<meta name="Generator" content="Vim/8.0"> -<meta name="plugin-version" content="vim7.4_v2"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> -<meta name="colorscheme" content="minimal-light"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } -body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } -a { color:inherit; } -* { font-size:12pt; font-size: 1em; } -.muRecipe { color: #ff8700; } -.LineNr { } -.muData { color: #ffff00; } -.Constant { color: #008787; } -.Delimiter { color: #c000c0; } -.Special { color: #d70000; } -.Identifier { color: #af5f00; } -.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } -.Comment { color: #005faf; } -.traceContains { color: #005f00; } ---> -</style> - -<script type='text/javascript'> -<!-- - -/* function to open any folds containing a jumped-to line before jumping to it */ -function JumpToLine() -{ - var lineNum; - lineNum = window.location.hash; - lineNum = lineNum.substr(1); /* strip off '#' */ - - if (lineNum.indexOf('L') == -1) { - lineNum = 'L'+lineNum; - } - lineElem = document.getElementById(lineNum); - /* Always jump to new location even if the line was hidden inside a fold, or - * we corrected the raw number to a line ID. - */ - if (lineElem) { - lineElem.scrollIntoView(true); - } - return true; -} -if ('onhashchange' in window) { - window.onhashchange = JumpToLine; -} - ---> -</script> -</head> -<body onload='JumpToLine();'> -<a href='https://github.com/akkartik/mu/blob/master/031merge.cc'>https://github.com/akkartik/mu/blob/master/031merge.cc</a> -<pre id='vimCodeElement'> -<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Construct types out of their constituent fields.</span> -<span id="L2" class="LineNr"> 2 </span> -<span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(scenario merge)</span> -<span id="L4" class="LineNr"> 4 </span><span class="muData">container</span> foo [ -<span id="L5" class="LineNr"> 5 </span> <span class="Normal">x</span>:num -<span id="L6" class="LineNr"> 6 </span> <span class="Normal">y</span>:num -<span id="L7" class="LineNr"> 7 </span>] -<span id="L8" class="LineNr"> 8 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L9" class="LineNr"> 9 </span> <span class="Constant">1</span>:foo<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span> -<span id="L10" class="LineNr"> 10 </span>] -<span id="L11" class="LineNr"> 11 </span><span class="traceContains">+mem: storing 3 in location 1</span> -<span id="L12" class="LineNr"> 12 </span><span class="traceContains">+mem: storing 4 in location 2</span> -<span id="L13" class="LineNr"> 13 </span> -<span id="L14" class="LineNr"> 14 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -<span id="L15" class="LineNr"> 15 </span>MERGE<span class="Delimiter">,</span> -<span id="L16" class="LineNr"> 16 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -<span id="L17" class="LineNr"> 17 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span><span class="Special">Recipe_ordinal</span><span class="Delimiter">,</span> <span class="Constant">"merge"</span><span class="Delimiter">,</span> MERGE<span class="Delimiter">);</span> -<span id="L18" class="LineNr"> 18 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span id="L19" class="LineNr"> 19 </span><span class="Normal">case</span> MERGE: <span class="Delimiter">{</span> -<span id="L20" class="LineNr"> 20 </span> <span class="Comment">// type-checking in a separate transform below</span> -<span id="L21" class="LineNr"> 21 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L22" class="LineNr"> 22 </span><span class="Delimiter">}</span> -<span id="L23" class="LineNr"> 23 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span id="L24" class="LineNr"> 24 </span><span class="Normal">case</span> MERGE: <span class="Delimiter">{</span> -<span id="L25" class="LineNr"> 25 </span> products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L26" class="LineNr"> 26 </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 < <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> -<span id="L27" class="LineNr"> 27 </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 < <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span> -<span id="L28" class="LineNr"> 28 </span> products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span> -<span id="L29" class="LineNr"> 29 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L30" class="LineNr"> 30 </span><span class="Delimiter">}</span> -<span id="L31" class="LineNr"> 31 </span> -<span id="L32" class="LineNr"> 32 </span><span class="Comment">//: type-check 'merge' to avoid interpreting numbers as addresses</span> -<span id="L33" class="LineNr"> 33 </span> -<span id="L34" class="LineNr"> 34 </span><span class="Delimiter">:(scenario merge_check)</span> -<span id="L35" class="LineNr"> 35 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L36" class="LineNr"> 36 </span> <span class="Constant">1</span>:point<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span> -<span id="L37" class="LineNr"> 37 </span>] -<span id="L38" class="LineNr"> 38 </span>$error: <span class="Constant">0</span> -<span id="L39" class="LineNr"> 39 </span> -<span id="L40" class="LineNr"> 40 </span><span class="Delimiter">:(scenario merge_check_missing_element)</span> -<span id="L41" class="LineNr"> 41 </span><span class="Special">% Hide_errors = true;</span> -<span id="L42" class="LineNr"> 42 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L43" class="LineNr"> 43 </span> <span class="Constant">1</span>:point<span class="Special"> <- </span>merge <span class="Constant">3</span> -<span id="L44" class="LineNr"> 44 </span>] -<span id="L45" class="LineNr"> 45 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: too few ingredients in '1:point <- merge 3'</span> -<span id="L46" class="LineNr"> 46 </span> -<span id="L47" class="LineNr"> 47 </span><span class="Delimiter">:(scenario merge_check_extra_element)</span> -<span id="L48" class="LineNr"> 48 </span><span class="Special">% Hide_errors = true;</span> -<span id="L49" class="LineNr"> 49 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L50" class="LineNr"> 50 </span> <span class="Constant">1</span>:point<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">,</span> <span class="Constant">5</span> -<span id="L51" class="LineNr"> 51 </span>] -<span id="L52" class="LineNr"> 52 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: too many ingredients in '1:point <- merge 3, 4, 5'</span> -<span id="L53" class="LineNr"> 53 </span> -<span id="L54" class="LineNr"> 54 </span><span class="Comment">//: We want to avoid causing memory corruption, but other than that we want to</span> -<span id="L55" class="LineNr"> 55 </span><span class="Comment">//: be flexible in how we construct containers of containers. It should be</span> -<span id="L56" class="LineNr"> 56 </span><span class="Comment">//: equally easy to define a container out of primitives or intermediate</span> -<span id="L57" class="LineNr"> 57 </span><span class="Comment">//: container fields.</span> -<span id="L58" class="LineNr"> 58 </span> -<span id="L59" class="LineNr"> 59 </span><span class="Delimiter">:(scenario merge_check_recursive_containers)</span> -<span id="L60" class="LineNr"> 60 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L61" class="LineNr"> 61 </span> <span class="Constant">1</span>:point<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span> -<span id="L62" class="LineNr"> 62 </span> <span class="Constant">1</span>:point-number<span class="Special"> <- </span>merge <span class="Constant">1</span>:point<span class="Delimiter">,</span> <span class="Constant">5</span> -<span id="L63" class="LineNr"> 63 </span>] -<span id="L64" class="LineNr"> 64 </span>$error: <span class="Constant">0</span> -<span id="L65" class="LineNr"> 65 </span> -<span id="L66" class="LineNr"> 66 </span><span class="Delimiter">:(scenario merge_check_recursive_containers_2)</span> -<span id="L67" class="LineNr"> 67 </span><span class="Special">% Hide_errors = true;</span> -<span id="L68" class="LineNr"> 68 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L69" class="LineNr"> 69 </span> <span class="Constant">1</span>:point<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Constant">2</span>:point-number<span class="Special"> <- </span>merge <span class="Constant">1</span>:point -<span id="L71" class="LineNr"> 71 </span>] -<span id="L72" class="LineNr"> 72 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: too few ingredients in '2:point-number <- merge 1:point'</span> -<span id="L73" class="LineNr"> 73 </span> -<span id="L74" class="LineNr"> 74 </span><span class="Delimiter">:(scenario merge_check_recursive_containers_3)</span> -<span id="L75" class="LineNr"> 75 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L76" class="LineNr"> 76 </span> <span class="Constant">1</span>:point-number<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span><span class="Delimiter">,</span> <span class="Constant">5</span> -<span id="L77" class="LineNr"> 77 </span>] -<span id="L78" class="LineNr"> 78 </span>$error: <span class="Constant">0</span> -<span id="L79" class="LineNr"> 79 </span> -<span id="L80" class="LineNr"> 80 </span><span class="Delimiter">:(scenario merge_check_recursive_containers_4)</span> -<span id="L81" class="LineNr"> 81 </span><span class="Special">% Hide_errors = true;</span> -<span id="L82" class="LineNr"> 82 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L83" class="LineNr"> 83 </span> <span class="Constant">1</span>:point-number<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span> -<span id="L84" class="LineNr"> 84 </span>] -<span id="L85" class="LineNr"> 85 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: too few ingredients in '1:point-number <- merge 3, 4'</span> -<span id="L86" class="LineNr"> 86 </span> -<span id="L87" class="LineNr"> 87 </span><span class="Delimiter">:(scenario merge_check_reflexive)</span> -<span id="L88" class="LineNr"> 88 </span><span class="Special">% Hide_errors = true;</span> -<span id="L89" class="LineNr"> 89 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L90" class="LineNr"> 90 </span> <span class="Constant">1</span>:point<span class="Special"> <- </span>merge <span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">4</span> -<span id="L91" class="LineNr"> 91 </span> <span class="Constant">2</span>:point<span class="Special"> <- </span>merge <span class="Constant">1</span>:point -<span id="L92" class="LineNr"> 92 </span>] -<span id="L93" class="LineNr"> 93 </span>$error: <span class="Constant">0</span> -<span id="L94" class="LineNr"> 94 </span> -<span id="L95" class="LineNr"> 95 </span><span class="Comment">//: Since a container can be merged in several ways, we need to be able to</span> -<span id="L96" class="LineNr"> 96 </span><span class="Comment">//: backtrack through different possibilities. Later we'll allow creating</span> -<span id="L97" class="LineNr"> 97 </span><span class="Comment">//: exclusive containers which contain just one of rather than all of their</span> -<span id="L98" class="LineNr"> 98 </span><span class="Comment">//: elements. That will also require backtracking capabilities. Here's the</span> -<span id="L99" class="LineNr"> 99 </span><span class="Comment">//: state we need to maintain for backtracking:</span> -<span id="L100" class="LineNr">100 </span> -<span id="L101" class="LineNr">101 </span><span class="Delimiter">:(before "End Types")</span> -<span id="L102" class="LineNr">102 </span><span class="Normal">struct</span> merge_check_point <span class="Delimiter">{</span> -<span id="L103" class="LineNr">103 </span> reagent container<span class="Delimiter">;</span> -<span id="L104" class="LineNr">104 </span> <span class="Normal">int</span> container_element_index<span class="Delimiter">;</span> -<span id="L105" class="LineNr">105 </span> merge_check_point<span class="Delimiter">(</span><span class="Normal">const</span> reagent& c<span class="Delimiter">,</span> <span class="Normal">int</span> i<span class="Delimiter">)</span> :container<span class="Delimiter">(</span>c<span class="Delimiter">),</span> container_element_index<span class="Delimiter">(</span>i<span class="Delimiter">)</span> <span class="Delimiter">{}</span> -<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="Normal">struct</span> <a href='031merge.cc.html#L108'>merge_check_state</a> <span class="Delimiter">{</span> -<span id="L109" class="LineNr">109 </span> stack<merge_check_point> data<span class="Delimiter">;</span> -<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="Delimiter">:(before "End Checks")</span> -<span id="L113" class="LineNr">113 </span><span class="Special">Transform</span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='031merge.cc.html#L115'>check_merge_calls</a><span class="Delimiter">);</span> <span class="Comment">// idempotent</span> -<span id="L114" class="LineNr">114 </span><span class="Delimiter">:(code)</span> -<span id="L115" class="LineNr">115 </span><span class="Normal">void</span> <a href='031merge.cc.html#L115'>check_merge_calls</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="L116" class="LineNr">116 </span> <span class="Normal">const</span> recipe& caller = get<span class="Delimiter">(</span><span class="Special">Recipe</span><span class="Delimiter">,</span> r<span class="Delimiter">);</span> -<span id="L117" class="LineNr">117 </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">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"--- type-check merge instructions in <a href='010vm.cc.html#L19'>recipe</a> "</span> << caller<span class="Delimiter">.</span>name << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L118" class="LineNr">118 </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 < <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="L119" class="LineNr">119 </span> <span class="Normal">const</span> instruction& inst = caller<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L120" class="LineNr">120 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name != <span class="Constant">"merge"</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L121" class="LineNr">121 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L122" class="LineNr">122 </span> <a href='003trace.cc.html#L196'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> << <span class="Constant">"'merge' should yield a single product in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L123" class="LineNr">123 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L124" class="LineNr">124 </span> <span class="Delimiter">}</span> -<span id="L125" class="LineNr">125 </span> reagent<span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> product = inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L126" class="LineNr">126 </span> <span class="Comment">// Update product While Type-checking Merge</span> -<span id="L127" class="LineNr">127 </span> <span class="Normal">const</span> type_tree* product_base_type = product<span class="Delimiter">.</span>type<span class="Delimiter">-></span>atom ? product<span class="Delimiter">.</span>type : product<span class="Delimiter">.</span>type<span class="Delimiter">-></span>left<span class="Delimiter">;</span> -<span id="L128" class="LineNr">128 </span> assert<span class="Delimiter">(</span>product_base_type<span class="Delimiter">-></span>atom<span class="Delimiter">);</span> -<span id="L129" class="LineNr">129 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>product_base_type<span class="Delimiter">-></span>value == <span class="Constant">0</span> || !contains_key<span class="Delimiter">(</span><span class="Special">Type</span><span class="Delimiter">,</span> product_base_type<span class="Delimiter">-></span>value<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L130" class="LineNr">130 </span> <a href='003trace.cc.html#L196'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> << <span class="Constant">"'merge' should yield a container in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L131" class="LineNr">131 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L132" class="LineNr">132 </span> <span class="Delimiter">}</span> -<span id="L133" class="LineNr">133 </span> <span class="Normal">const</span> type_info& info = get<span class="Delimiter">(</span><span class="Special">Type</span><span class="Delimiter">,</span> product_base_type<span class="Delimiter">-></span>value<span class="Delimiter">);</span> -<span id="L134" class="LineNr">134 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>info<span class="Delimiter">.</span>kind != <a href='010vm.cc.html#L180'>CONTAINER</a> && info<span class="Delimiter">.</span>kind != <a href='010vm.cc.html#L181'>EXCLUSIVE_CONTAINER</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L135" class="LineNr">135 </span> <a href='003trace.cc.html#L196'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> << <span class="Constant">"'merge' should yield a container in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L136" class="LineNr">136 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L137" class="LineNr">137 </span> <span class="Delimiter">}</span> -<span id="L138" class="LineNr">138 </span> <a href='031merge.cc.html#L142'>check_merge_call</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">,</span> product<span class="Delimiter">,</span> caller<span class="Delimiter">,</span> inst<span class="Delimiter">);</span> -<span id="L139" class="LineNr">139 </span> <span class="Delimiter">}</span> -<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="Normal">void</span> <a href='031merge.cc.html#L142'>check_merge_call</a><span class="Delimiter">(</span><span class="Normal">const</span> vector<reagent>& ingredients<span class="Delimiter">,</span> <span class="Normal">const</span> reagent& product<span class="Delimiter">,</span> <span class="Normal">const</span> recipe& caller<span class="Delimiter">,</span> <span class="Normal">const</span> instruction& inst<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L143" class="LineNr">143 </span> <span class="Normal">int</span> ingredient_index = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L144" class="LineNr">144 </span> <a href='031merge.cc.html#L108'>merge_check_state</a> state<span class="Delimiter">;</span> -<span id="L145" class="LineNr">145 </span> state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>push<span class="Delimiter">(</span>merge_check_point<span class="Delimiter">(</span>product<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">));</span> -<span id="L146" class="LineNr">146 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L147" class="LineNr">147 </span> assert<span class="Delimiter">(</span>!state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>empty<span class="Delimiter">());</span> -<span id="L148" class="LineNr">148 </span> <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">"transform"</span><span class="Delimiter">)</span> << ingredient_index << <span class="Constant">" vs "</span> << <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L149" class="LineNr">149 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredient_index >= <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L150" class="LineNr">150 </span> <a href='003trace.cc.html#L196'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> << <span class="Constant">"too few ingredients in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L151" class="LineNr">151 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L152" class="LineNr">152 </span> <span class="Delimiter">}</span> -<span id="L153" class="LineNr">153 </span> reagent& container = state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container<span class="Delimiter">;</span> -<span id="L154" class="LineNr">154 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!container<span class="Delimiter">.</span>type<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// error handled elsewhere</span> -<span id="L155" class="LineNr">155 </span> <span class="Normal">const</span> type_tree* top_root_type = container<span class="Delimiter">.</span>type<span class="Delimiter">-></span>atom ? container<span class="Delimiter">.</span>type : container<span class="Delimiter">.</span>type<span class="Delimiter">-></span>left<span class="Delimiter">;</span> -<span id="L156" class="LineNr">156 </span> assert<span class="Delimiter">(</span>top_root_type<span class="Delimiter">-></span>atom<span class="Delimiter">);</span> -<span id="L157" class="LineNr">157 </span> type_info& container_info = get<span class="Delimiter">(</span><span class="Special">Type</span><span class="Delimiter">,</span> top_root_type<span class="Delimiter">-></span>value<span class="Delimiter">);</span> -<span id="L158" class="LineNr">158 </span> <span class="Normal">switch</span> <span class="Delimiter">(</span>container_info<span class="Delimiter">.</span>kind<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L159" class="LineNr">159 </span> <span class="Normal">case</span> <a href='010vm.cc.html#L180'>CONTAINER</a>: <span class="Delimiter">{</span> -<span id="L160" class="LineNr">160 </span> <span class="Comment">// degenerate case: merge with the same type always succeeds</span> -<span id="L161" class="LineNr">161 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container_element_index == <span class="Constant">0</span> && <a href='021check_instruction.cc.html#L91'>types_coercible</a><span class="Delimiter">(</span>container<span class="Delimiter">,</span> inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">)))</span> -<span id="L162" class="LineNr">162 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">const</span> reagent& expected_ingredient = <a href='030container.cc.html#L212'>element_type</a><span class="Delimiter">(</span>container<span class="Delimiter">.</span>type<span class="Delimiter">,</span> state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container_element_index<span class="Delimiter">);</span> -<span id="L164" class="LineNr">164 </span> <a href='003trace.cc.html#L189'>trace</a><span class="Delimiter">(</span><span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"checking container "</span> << <a href='028call_return.cc.html#L163'>to_string</a><span class="Delimiter">(</span>container<span class="Delimiter">)</span> << <span class="Constant">" || "</span> << <a href='028call_return.cc.html#L163'>to_string</a><span class="Delimiter">(</span>expected_ingredient<span class="Delimiter">)</span> << <span class="Constant">" vs ingredient "</span> << ingredient_index << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L165" class="LineNr">165 </span> <span class="Comment">// if the current element is the ingredient we expect, move on to the next element/ingredient</span> -<span id="L166" class="LineNr">166 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='021check_instruction.cc.html#L91'>types_coercible</a><span class="Delimiter">(</span>expected_ingredient<span class="Delimiter">,</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L167" class="LineNr">167 </span> ++ingredient_index<span class="Delimiter">;</span> -<span id="L168" class="LineNr">168 </span> ++state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container_element_index<span class="Delimiter">;</span> -<span id="L169" class="LineNr">169 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container_element_index >= <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span><span class="Special">Type</span><span class="Delimiter">,</span> get_base_type<span class="Delimiter">(</span>state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container<span class="Delimiter">.</span>type<span class="Delimiter">)-></span>value<span class="Delimiter">).</span>elements<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L170" class="LineNr">170 </span> state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>pop<span class="Delimiter">();</span> -<span id="L171" class="LineNr">171 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L172" class="LineNr">172 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredient_index < <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">))</span> -<span id="L173" class="LineNr">173 </span> <a href='003trace.cc.html#L196'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> << <span class="Constant">"too many ingredients in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L174" class="LineNr">174 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L175" class="LineNr">175 </span> <span class="Delimiter">}</span> -<span id="L176" class="LineNr">176 </span> ++state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container_element_index<span class="Delimiter">;</span> -<span id="L177" class="LineNr">177 </span> <span class="Delimiter">}</span> -<span id="L178" class="LineNr">178 </span> <span class="Delimiter">}</span> -<span id="L179" class="LineNr">179 </span> <span class="Comment">// if not, maybe it's a field of the current element</span> -<span id="L180" class="LineNr">180 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L181" class="LineNr">181 </span> <span class="Comment">// no change to ingredient_index</span> -<span id="L182" class="LineNr">182 </span> state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>push<span class="Delimiter">(</span>merge_check_point<span class="Delimiter">(</span>expected_ingredient<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">));</span> -<span id="L183" class="LineNr">183 </span> <span class="Delimiter">}</span> -<span id="L184" class="LineNr">184 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L185" class="LineNr">185 </span> <span class="Delimiter">}</span> -<span id="L186" class="LineNr">186 </span> <span class="Comment">// End check_merge_call Special-cases</span> -<span id="L187" class="LineNr">187 </span> <span class="Normal">default</span>: <span class="Delimiter">{</span> -<span id="L188" class="LineNr">188 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_coercible<span class="Delimiter">(</span>container<span class="Delimiter">,</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L189" class="LineNr">189 </span> <a href='003trace.cc.html#L196'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> << <span class="Constant">"incorrect type of ingredient "</span> << ingredient_index << <span class="Constant">" in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L190" class="LineNr">190 </span> <a href='003trace.cc.html#L196'>raise</a> << <span class="Constant">" (expected '"</span> << debug_string<span class="Delimiter">(</span>container<span class="Delimiter">)</span> << <span class="Constant">"')\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L191" class="LineNr">191 </span> <a href='003trace.cc.html#L196'>raise</a> << <span class="Constant">" (got '"</span> << debug_string<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">))</span> << <span class="Constant">"')\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L192" class="LineNr">192 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L193" class="LineNr">193 </span> <span class="Delimiter">}</span> -<span id="L194" class="LineNr">194 </span> ++ingredient_index<span class="Delimiter">;</span> -<span id="L195" class="LineNr">195 </span> <span class="Comment">// ++state.data.top().container_element_index; // unnecessary, but wouldn't do any harm</span> -<span id="L196" class="LineNr">196 </span> <span class="Normal">do</span> <span class="Delimiter">{</span> -<span id="L197" class="LineNr">197 </span> state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>pop<span class="Delimiter">();</span> -<span id="L198" class="LineNr">198 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L199" class="LineNr">199 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredient_index < <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">))</span> -<span id="L200" class="LineNr">200 </span> <a href='003trace.cc.html#L196'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> << <span class="Constant">"too many ingredients in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'\n"</span> << <a href='003trace.cc.html#L225'>end</a><span class="Delimiter">();</span> -<span id="L201" class="LineNr">201 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> -<span id="L202" class="LineNr">202 </span> <span class="Delimiter">}</span> -<span id="L203" class="LineNr">203 </span> ++state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container_element_index<span class="Delimiter">;</span> -<span id="L204" class="LineNr">204 </span> <span class="Delimiter">}</span> <span class="Normal">while</span> <span class="Delimiter">(</span>state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container_element_index >= <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span><span class="Special">Type</span><span class="Delimiter">,</span> get_base_type<span class="Delimiter">(</span>state<span class="Delimiter">.</span>data<span class="Delimiter">.</span>top<span class="Delimiter">().</span>container<span class="Delimiter">.</span>type<span class="Delimiter">)-></span>value<span class="Delimiter">).</span>elements<span class="Delimiter">));</span> -<span id="L205" class="LineNr">205 </span> <span class="Delimiter">}</span> -<span id="L206" class="LineNr">206 </span> <span class="Delimiter">}</span> -<span id="L207" class="LineNr">207 </span> <span class="Delimiter">}</span> -<span id="L208" class="LineNr">208 </span> <span class="Comment">// never gets here</span> -<span id="L209" class="LineNr">209 </span> assert<span class="Delimiter">(</span><span class="Constant">false</span><span class="Delimiter">);</span> -<span id="L210" class="LineNr">210 </span><span class="Delimiter">}</span> -<span id="L211" class="LineNr">211 </span> -<span id="L212" class="LineNr">212 </span><span class="Comment">//: replaced in a later layer</span> -<span id="L213" class="LineNr">213 </span><span class="Comment">//: todo: find some clean way to take this call completely out of this layer</span> -<span id="L214" class="LineNr">214 </span><span class="Normal">const</span> type_tree* get_base_type<span class="Delimiter">(</span><span class="Normal">const</span> type_tree* t<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L215" class="LineNr">215 </span> <span class="Identifier">return</span> t<span class="Delimiter">;</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="Delimiter">:(scenario merge_check_product)</span> -<span id="L219" class="LineNr">219 </span><span class="Special">% Hide_errors = true;</span> -<span id="L220" class="LineNr">220 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L221" class="LineNr">221 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>merge <span class="Constant">3</span> -<span id="L222" class="LineNr">222 </span>] -<span id="L223" class="LineNr">223 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: 'merge' should yield a container in '1:num <- merge 3'</span> -<span id="L224" class="LineNr">224 </span> -<span id="L225" class="LineNr">225 </span><span class="Delimiter">:(before "End Includes")</span> -<span id="L226" class="LineNr">226 </span><span class="Comment">#include <stack></span> -<span id="L227" class="LineNr">227 </span><span class="Normal">using</span> std::stack<span class="Delimiter">;</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> |