diff options
| author | Kartik K. Agaram <vc@akkartik.com> | 2018-01-25 22:39:31 -0800 |
|---|---|---|
| committer | Kartik K. Agaram <vc@akkartik.com> | 2018-01-25 22:39:31 -0800 |
| commit | 805d58c6aeeeba3e4989c0eed6781b3861e8fae0 (patch) | |
| tree | ea5225bdd7c5fbeea912671cdc5f1c4b2b2828d7 /html/074wait.cc.html | |
| parent | aefa8fec6a473be459a2ff33e6bd96e7c22ced20 (diff) | |
| download | mu-805d58c6aeeeba3e4989c0eed6781b3861e8fae0.tar.gz | |
4199
Diffstat (limited to 'html/074wait.cc.html')
| -rw-r--r-- | html/074wait.cc.html | 735 |
1 files changed, 366 insertions, 369 deletions
diff --git a/html/074wait.cc.html b/html/074wait.cc.html index 1fa4bb98..602e3ee3 100644 --- a/html/074wait.cc.html +++ b/html/074wait.cc.html @@ -15,20 +15,19 @@ body { font-size: 12pt; font-family: monospace; color: #aaaaaa; background-color a { color:#eeeeee; text-decoration: none; } a:hover { text-decoration: underline; } * { font-size: 12pt; font-size: 1em; } -.LineNr { color: #444444; } -.SalientComment { color: #00ffff; } -.muRecipe { color: #ff8700; } .cSpecial { color: #008000; } +.LineNr { color: #444444; } .muData { color: #ffff00; } -.Identifier { color: #c0a020; } +.Constant { color: #00a0a0; } +.muRecipe { color: #ff8700; } .Delimiter { color: #800080; } -.traceContains { color: #008000; } -.Conceal { color: #4e4e4e; } +.Special { color: #c00000; } +.Identifier { color: #c0a020; } .Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } .Comment { color: #9090ff; } .Comment a { color:#0000ee; text-decoration:underline; } -.Constant { color: #00a0a0; } -.Special { color: #c00000; } +.SalientComment { color: #00ffff; } +.traceContains { color: #008000; } --> </style> @@ -111,15 +110,15 @@ if ('onhashchange' in window) { <span id="L46" class="LineNr"> 46 </span><span class="Delimiter">:(code)</span> <span id="L47" class="LineNr"> 47 </span><span class="Normal">bool</span> <a href='074wait.cc.html#L47'>any_routines_waiting</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> <span id="L48" class="LineNr"> 48 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L49" class="LineNr"> 49 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == WAITING<span class="Delimiter">)</span> -<span id="L50" class="LineNr"> 50 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> +<span id="L49" class="LineNr"> 49 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == WAITING<span class="Delimiter">)</span> +<span id="L50" class="LineNr"> 50 </span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> <span id="L51" class="LineNr"> 51 </span> <span class="Delimiter">}</span> <span id="L52" class="LineNr"> 52 </span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> <span id="L53" class="LineNr"> 53 </span><span class="Delimiter">}</span> <span id="L54" class="LineNr"> 54 </span><span class="Normal">void</span> <a href='074wait.cc.html#L54'>dump_waiting_routines</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> <span id="L55" class="LineNr"> 55 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L56" class="LineNr"> 56 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == WAITING<span class="Delimiter">)</span> -<span id="L57" class="LineNr"> 57 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> cerr << i << <span class="Constant">": "</span> << <a href='073scheduler.cc.html#L110'>routine_label</a><span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<span id="L56" class="LineNr"> 56 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == WAITING<span class="Delimiter">)</span> +<span id="L57" class="LineNr"> 57 </span> cerr << i << <span class="Constant">": "</span> << <a href='073scheduler.cc.html#L110'>routine_label</a><span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> << <span class="cSpecial">'\n'</span><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> @@ -143,11 +142,11 @@ if ('onhashchange' in window) { <span id="L78" class="LineNr"> 78 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> <span id="L79" class="LineNr"> 79 </span><span class="Normal">case</span> WAIT_FOR_RESET_THEN_SET: <span class="Delimiter">{</span> <span id="L80" class="LineNr"> 80 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L81" class="LineNr"> 81 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-reset-then-set' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L82" class="LineNr"> 82 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L81" class="LineNr"> 81 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-reset-then-set' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L82" class="LineNr"> 82 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L83" class="LineNr"> 83 </span> <span class="Delimiter">}</span> <span id="L84" class="LineNr"> 84 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L85" class="LineNr"> 85 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-reset-then-set' requires a location ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L85" class="LineNr"> 85 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-reset-then-set' requires a location ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L86" class="LineNr"> 86 </span> <span class="Delimiter">}</span> <span id="L87" class="LineNr"> 87 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L88" class="LineNr"> 88 </span><span class="Delimiter">}</span> @@ -156,9 +155,9 @@ if ('onhashchange' in window) { <span id="L91" class="LineNr"> 91 </span> <span class="Normal">int</span> loc = <span class="Normal">static_cast</span><<span class="Normal">int</span>><span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> <span id="L92" class="LineNr"> 92 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"wait: *"</span> << loc << <span class="Constant">" = "</span> << <a href='001help.cc.html#L229'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> loc<span class="Delimiter">)</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L93" class="LineNr"> 93 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L229'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> loc<span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L94" class="LineNr"> 94 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"location "</span> << loc << <span class="Constant">" is already 0; setting"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> loc<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L94" class="LineNr"> 94 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"location "</span> << loc << <span class="Constant">" is already 0; setting"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L95" class="LineNr"> 95 </span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> loc<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L96" class="LineNr"> 96 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L97" class="LineNr"> 97 </span> <span class="Delimiter">}</span> <span id="L98" class="LineNr"> 98 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"waiting for location "</span> << loc << <span class="Constant">" to reset"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L99" class="LineNr"> 99 </span> Current_routine<span class="Delimiter">-></span>state = WAITING<span class="Delimiter">;</span> @@ -174,11 +173,11 @@ if ('onhashchange' in window) { <span id="L109" class="LineNr">109 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> <span id="L110" class="LineNr">110 </span><span class="Normal">case</span> RESET: <span class="Delimiter">{</span> <span id="L111" class="LineNr">111 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L112" class="LineNr">112 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'reset' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L113" class="LineNr">113 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L112" class="LineNr">112 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'reset' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L113" class="LineNr">113 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L114" class="LineNr">114 </span> <span class="Delimiter">}</span> <span id="L115" class="LineNr">115 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_location<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L116" class="LineNr">116 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'reset' requires a location ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L116" class="LineNr">116 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'reset' requires a location ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L117" class="LineNr">117 </span> <span class="Delimiter">}</span> <span id="L118" class="LineNr">118 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L119" class="LineNr">119 </span><span class="Delimiter">}</span> @@ -197,10 +196,10 @@ if ('onhashchange' in window) { <span id="L132" class="LineNr">132 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span id="L133" class="LineNr">133 </span> <span class="Normal">int</span> loc = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>waiting_on_location<span class="Delimiter">;</span> <span id="L134" class="LineNr">134 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>loc && <a href='001help.cc.html#L229'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> loc<span class="Delimiter">)</span> == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L135" class="LineNr">135 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << <span class="Constant">"waking up routine "</span> << Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>id << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L136" class="LineNr">136 </span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> loc<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L137" class="LineNr">137 </span> <span class="Conceal">¦</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> -<span id="L138" class="LineNr">138 </span> <span class="Conceal">¦</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>waiting_on_location = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L135" class="LineNr">135 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << <span class="Constant">"waking up routine "</span> << Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>id << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L136" class="LineNr">136 </span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> loc<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span> +<span id="L137" class="LineNr">137 </span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> +<span id="L138" class="LineNr">138 </span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>waiting_on_location = <span class="Constant">0</span><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> @@ -223,42 +222,42 @@ if ('onhashchange' in window) { <span id="L158" class="LineNr">158 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> <span id="L159" class="LineNr">159 </span><span class="Normal">case</span> GET_LOCATION: <span class="Delimiter">{</span> <span id="L160" class="LineNr">160 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L161" class="LineNr">161 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'get-location' expects exactly 2 ingredients in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L162" class="LineNr">162 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L161" class="LineNr">161 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'get-location' expects exactly 2 ingredients in '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L162" class="LineNr">162 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L163" class="LineNr">163 </span> <span class="Delimiter">}</span> <span id="L164" class="LineNr">164 </span> reagent<span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> base = inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> <span id="L165" class="LineNr">165 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!canonize_type<span class="Delimiter">(</span>base<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L166" class="LineNr">166 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!base<span class="Delimiter">.</span>type<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L167" class="LineNr">167 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'get-location' should be a container, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L168" class="LineNr">168 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L167" class="LineNr">167 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'get-location' should be a container, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L168" class="LineNr">168 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L169" class="LineNr">169 </span> <span class="Delimiter">}</span> <span id="L170" class="LineNr">170 </span> <span class="Normal">const</span> type_tree* base_root_type = base<span class="Delimiter">.</span>type<span class="Delimiter">-></span>atom ? base<span class="Delimiter">.</span>type : base<span class="Delimiter">.</span>type<span class="Delimiter">-></span>left<span class="Delimiter">;</span> <span id="L171" class="LineNr">171 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!base_root_type<span class="Delimiter">-></span>atom || base_root_type<span class="Delimiter">-></span>value == <span class="Constant">0</span> || !contains_key<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_root_type<span class="Delimiter">-></span>value<span class="Delimiter">)</span> || get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_root_type<span class="Delimiter">-></span>value<span class="Delimiter">).</span>kind != <a href='010vm.cc.html#L173'>CONTAINER</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L172" class="LineNr">172 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'get-location' should be a container, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L173" class="LineNr">173 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L172" class="LineNr">172 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'get-location' should be a container, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L173" class="LineNr">173 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L174" class="LineNr">174 </span> <span class="Delimiter">}</span> <span id="L175" class="LineNr">175 </span> <a href='010vm.cc.html#L123'>type_ordinal</a> base_type = base<span class="Delimiter">.</span>type<span class="Delimiter">-></span>value<span class="Delimiter">;</span> <span id="L176" class="LineNr">176 </span> <span class="Normal">const</span> reagent& offset = inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> <span id="L177" class="LineNr">177 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>offset<span class="Delimiter">)</span> || !is_mu_scalar<span class="Delimiter">(</span>offset<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L178" class="LineNr">178 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"second ingredient of 'get-location' should have type 'offset', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L179" class="LineNr">179 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L178" class="LineNr">178 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"second ingredient of 'get-location' should have type 'offset', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L179" class="LineNr">179 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L180" class="LineNr">180 </span> <span class="Delimiter">}</span> <span id="L181" class="LineNr">181 </span> <span class="Normal">int</span> offset_value = <span class="Constant">0</span><span class="Delimiter">;</span> <span id="L182" class="LineNr">182 </span> <span class="Comment">//: later layers will permit non-integer offsets</span> <span id="L183" class="LineNr">183 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>offset<span class="Delimiter">.</span>name<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L184" class="LineNr">184 </span> <span class="Conceal">¦</span> offset_value = to_integer<span class="Delimiter">(</span>offset<span class="Delimiter">.</span>name<span class="Delimiter">);</span> -<span id="L185" class="LineNr">185 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>offset_value < <span class="Constant">0</span> || offset_value >= <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">).</span>elements<span class="Delimiter">))</span> <span class="Delimiter">{</span> -<span id="L186" class="LineNr">186 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"invalid offset "</span> << offset_value << <span class="Constant">" for '"</span> << get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">).</span>name << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L187" class="LineNr">187 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L188" class="LineNr">188 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> +<span id="L184" class="LineNr">184 </span> offset_value = to_integer<span class="Delimiter">(</span>offset<span class="Delimiter">.</span>name<span class="Delimiter">);</span> +<span id="L185" class="LineNr">185 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>offset_value < <span class="Constant">0</span> || offset_value >= <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">).</span>elements<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L186" class="LineNr">186 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"invalid offset "</span> << offset_value << <span class="Constant">" for '"</span> << get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">).</span>name << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L187" class="LineNr">187 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L188" class="LineNr">188 </span> <span class="Delimiter">}</span> <span id="L189" class="LineNr">189 </span> <span class="Delimiter">}</span> <span id="L190" class="LineNr">190 </span> <span class="Normal">else</span> <span class="Delimiter">{</span> -<span id="L191" class="LineNr">191 </span> <span class="Conceal">¦</span> offset_value = offset<span class="Delimiter">.</span>value<span class="Delimiter">;</span> +<span id="L191" class="LineNr">191 </span> offset_value = offset<span class="Delimiter">.</span>value<span class="Delimiter">;</span> <span id="L192" class="LineNr">192 </span> <span class="Delimiter">}</span> <span id="L193" class="LineNr">193 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L194" class="LineNr">194 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_location<span class="Delimiter">(</span>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 class="Delimiter">{</span> -<span id="L195" class="LineNr">195 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'get-location "</span> << base<span class="Delimiter">.</span>original_string << <span class="Constant">", "</span> << offset<span class="Delimiter">.</span>original_string << <span class="Constant">"' should write to type location but '"</span> << inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name << <span class="Constant">"' has type '"</span> << names_to_string_without_quotes<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>type<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L196" class="LineNr">196 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L195" class="LineNr">195 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'get-location "</span> << base<span class="Delimiter">.</span>original_string << <span class="Constant">", "</span> << offset<span class="Delimiter">.</span>original_string << <span class="Constant">"' should write to type location but '"</span> << inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name << <span class="Constant">"' has type '"</span> << names_to_string_without_quotes<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>type<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L196" class="LineNr">196 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L197" class="LineNr">197 </span> <span class="Delimiter">}</span> <span id="L198" class="LineNr">198 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L199" class="LineNr">199 </span><span class="Delimiter">}</span> @@ -268,15 +267,15 @@ if ('onhashchange' in window) { <span id="L203" class="LineNr">203 </span> canonize<span class="Delimiter">(</span>base<span class="Delimiter">);</span> <span id="L204" class="LineNr">204 </span> <span class="Normal">int</span> base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span> <span id="L205" class="LineNr">205 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>base_address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L206" class="LineNr">206 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span><a href='026call.cc.html#L87'>current_recipe_name</a><span class="Delimiter">())</span> << <span class="Constant">"tried to access location 0 in '"</span> << to_original_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">())</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L207" class="LineNr">207 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L206" class="LineNr">206 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span><a href='026call.cc.html#L87'>current_recipe_name</a><span class="Delimiter">())</span> << <span class="Constant">"tried to access location 0 in '"</span> << to_original_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">())</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L207" class="LineNr">207 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L208" class="LineNr">208 </span> <span class="Delimiter">}</span> <span id="L209" class="LineNr">209 </span> <span class="Normal">const</span> type_tree* base_type = get_base_type<span class="Delimiter">(</span>base<span class="Delimiter">.</span>type<span class="Delimiter">);</span> <span id="L210" class="LineNr">210 </span> <span class="Normal">int</span> offset = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> <span id="L211" class="LineNr">211 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>offset < <span class="Constant">0</span> || offset >= <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Type<span class="Delimiter">,</span> base_type<span class="Delimiter">-></span>value<span class="Delimiter">).</span>elements<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// copied from Check above</span> <span id="L212" class="LineNr">212 </span> <span class="Normal">int</span> result = base_address<span class="Delimiter">;</span> <span id="L213" class="LineNr">213 </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 < offset<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> -<span id="L214" class="LineNr">214 </span> <span class="Conceal">¦</span> result += size_of<span class="Delimiter">(</span><a href='030container.cc.html#L429'>element_type</a><span class="Delimiter">(</span>base<span class="Delimiter">.</span>type<span class="Delimiter">,</span> i<span class="Delimiter">));</span> +<span id="L214" class="LineNr">214 </span> result += size_of<span class="Delimiter">(</span><a href='030container.cc.html#L429'>element_type</a><span class="Delimiter">(</span>base<span class="Delimiter">.</span>type<span class="Delimiter">,</span> i<span class="Delimiter">));</span> <span id="L215" class="LineNr">215 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"address to copy is "</span> << result << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L216" class="LineNr">216 </span> products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> <span id="L217" class="LineNr">217 </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>result<span class="Delimiter">);</span> @@ -328,330 +327,330 @@ if ('onhashchange' in window) { <span id="L263" class="LineNr">263 </span><span class="Comment"># 'get-location' can read from container address</span> <span id="L264" class="LineNr">264 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ <span id="L265" class="LineNr">265 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>copy <span class="Constant">10</span> -<span id="L266" class="LineNr">266 </span> <span class="Comment"># 10 reserved for refcount</span> -<span id="L267" class="LineNr">267 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> -<span id="L268" class="LineNr">268 </span> <span class="Constant">12</span>:num<span class="Special"> <- </span>copy <span class="Constant">35</span> -<span id="L269" class="LineNr">269 </span> <span class="Constant">4</span>:location<span class="Special"> <- </span>get-location <span class="Constant">1</span>:&:point/lookup<span class="Delimiter">,</span> <span class="Constant">0:offset</span> -<span id="L270" class="LineNr">270 </span>] -<span id="L271" class="LineNr">271 </span><span class="traceContains">+mem: storing 11 in location 4</span> -<span id="L272" class="LineNr">272 </span> -<span id="L273" class="LineNr">273 </span><span class="Delimiter">:(scenario get_location_indirect_2)</span> -<span id="L274" class="LineNr">274 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L275" class="LineNr">275 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>copy <span class="Constant">10</span> -<span id="L276" class="LineNr">276 </span> <span class="Comment"># 10 reserved for refcount</span> -<span id="L277" class="LineNr">277 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> -<span id="L278" class="LineNr">278 </span> <span class="Constant">12</span>:num<span class="Special"> <- </span>copy <span class="Constant">35</span> -<span id="L279" class="LineNr">279 </span> <span class="Constant">4</span>:&:num<span class="Special"> <- </span>copy <span class="Constant">20</span>/unsafe -<span id="L280" class="LineNr">280 </span> <span class="Constant">4</span>:&:location/lookup<span class="Special"> <- </span>get-location <span class="Constant">1</span>:&:point/lookup<span class="Delimiter">,</span> <span class="Constant">0:offset</span> -<span id="L281" class="LineNr">281 </span>] -<span id="L282" class="LineNr">282 </span><span class="traceContains">+mem: storing 11 in location 21</span> +<span id="L266" class="LineNr">266 </span> <span class="Constant">10</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> +<span id="L267" class="LineNr">267 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">35</span> +<span id="L268" class="LineNr">268 </span> <span class="Constant">4</span>:location<span class="Special"> <- </span>get-location <span class="Constant">1</span>:&:point/lookup<span class="Delimiter">,</span> <span class="Constant">0:offset</span> +<span id="L269" class="LineNr">269 </span>] +<span id="L270" class="LineNr">270 </span><span class="traceContains">+mem: storing 10 in location 4</span> +<span id="L271" class="LineNr">271 </span> +<span id="L272" class="LineNr">272 </span><span class="Delimiter">:(scenario get_location_indirect_2)</span> +<span id="L273" class="LineNr">273 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ +<span id="L274" class="LineNr">274 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>copy <span class="Constant">10</span> +<span id="L275" class="LineNr">275 </span> <span class="Constant">10</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> +<span id="L276" class="LineNr">276 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">35</span> +<span id="L277" class="LineNr">277 </span> <span class="Constant">4</span>:&:num<span class="Special"> <- </span>copy <span class="Constant">20</span>/unsafe +<span id="L278" class="LineNr">278 </span> <span class="Constant">4</span>:&:location/lookup<span class="Special"> <- </span>get-location <span class="Constant">1</span>:&:point/lookup<span class="Delimiter">,</span> <span class="Constant">0:offset</span> +<span id="L279" class="LineNr">279 </span>] +<span id="L280" class="LineNr">280 </span><span class="traceContains">+mem: storing 10 in location 20</span> +<span id="L281" class="LineNr">281 </span> +<span id="L282" class="LineNr">282 </span><span class="Comment">//: allow waiting on a routine to complete</span> <span id="L283" class="LineNr">283 </span> -<span id="L284" class="LineNr">284 </span><span class="Comment">//: allow waiting on a routine to complete</span> -<span id="L285" class="LineNr">285 </span> -<span id="L286" class="LineNr">286 </span><span class="Delimiter">:(scenario wait_for_routine)</span> -<span id="L287" class="LineNr">287 </span><span class="muRecipe">def</span> f1 [ -<span id="L288" class="LineNr">288 </span> <span class="Comment"># add a few routines to run</span> -<span id="L289" class="LineNr">289 </span> <span class="Constant">1</span>:num/routine<span class="Special"> <- </span>start-running f2 -<span id="L290" class="LineNr">290 </span> <span class="Constant">2</span>:num/routine<span class="Special"> <- </span>start-running f3 -<span id="L291" class="LineNr">291 </span> wait-<span class="Normal">for</span>-routine <span class="Constant">1</span>:num/routine -<span id="L292" class="LineNr">292 </span> <span class="Comment"># now wait for f2 to *complete* and modify location 13 before using its value</span> -<span id="L293" class="LineNr">293 </span> <span class="Constant">20</span>:num<span class="Special"> <- </span>copy <span class="Constant">13</span>:num -<span id="L294" class="LineNr">294 </span>] -<span id="L295" class="LineNr">295 </span><span class="muRecipe">def</span> f2 [ -<span id="L296" class="LineNr">296 </span> <span class="Constant">10</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> <span class="Comment"># just padding</span> -<span id="L297" class="LineNr">297 </span> <span class="Normal">switch</span> <span class="Comment"># simulate a block; routine f1 shouldn't restart at this point</span> -<span id="L298" class="LineNr">298 </span> <span class="Constant">13</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> -<span id="L299" class="LineNr">299 </span>] -<span id="L300" class="LineNr">300 </span><span class="muRecipe">def</span> f3 [ -<span id="L301" class="LineNr">301 </span> <span class="Comment"># padding routine just to help simulate the block in f2 using 'switch'</span> -<span id="L302" class="LineNr">302 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> -<span id="L303" class="LineNr">303 </span> <span class="Constant">12</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> -<span id="L304" class="LineNr">304 </span>] -<span id="L305" class="LineNr">305 </span><span class="traceContains">+schedule: f1</span> -<span id="L306" class="LineNr">306 </span><span class="traceContains">+run: waiting for routine 2</span> +<span id="L284" class="LineNr">284 </span><span class="Delimiter">:(scenario wait_for_routine)</span> +<span id="L285" class="LineNr">285 </span><span class="muRecipe">def</span> f1 [ +<span id="L286" class="LineNr">286 </span> <span class="Comment"># add a few routines to run</span> +<span id="L287" class="LineNr">287 </span> <span class="Constant">1</span>:num/routine<span class="Special"> <- </span>start-running f2 +<span id="L288" class="LineNr">288 </span> <span class="Constant">2</span>:num/routine<span class="Special"> <- </span>start-running f3 +<span id="L289" class="LineNr">289 </span> wait-<span class="Normal">for</span>-routine <span class="Constant">1</span>:num/routine +<span id="L290" class="LineNr">290 </span> <span class="Comment"># now wait for f2 to *complete* and modify location 13 before using its value</span> +<span id="L291" class="LineNr">291 </span> <span class="Constant">20</span>:num<span class="Special"> <- </span>copy <span class="Constant">13</span>:num +<span id="L292" class="LineNr">292 </span>] +<span id="L293" class="LineNr">293 </span><span class="muRecipe">def</span> f2 [ +<span id="L294" class="LineNr">294 </span> <span class="Constant">10</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> <span class="Comment"># just padding</span> +<span id="L295" class="LineNr">295 </span> <span class="Normal">switch</span> <span class="Comment"># simulate a block; routine f1 shouldn't restart at this point</span> +<span id="L296" class="LineNr">296 </span> <span class="Constant">13</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> +<span id="L297" class="LineNr">297 </span>] +<span id="L298" class="LineNr">298 </span><span class="muRecipe">def</span> f3 [ +<span id="L299" class="LineNr">299 </span> <span class="Comment"># padding routine just to help simulate the block in f2 using 'switch'</span> +<span id="L300" class="LineNr">300 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> +<span id="L301" class="LineNr">301 </span> <span class="Constant">12</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> +<span id="L302" class="LineNr">302 </span>] +<span id="L303" class="LineNr">303 </span><span class="traceContains">+schedule: f1</span> +<span id="L304" class="LineNr">304 </span><span class="traceContains">+run: waiting for routine 2</span> +<span id="L305" class="LineNr">305 </span><span class="traceContains">+schedule: f2</span> +<span id="L306" class="LineNr">306 </span><span class="traceContains">+schedule: f3</span> <span id="L307" class="LineNr">307 </span><span class="traceContains">+schedule: f2</span> -<span id="L308" class="LineNr">308 </span><span class="traceContains">+schedule: f3</span> -<span id="L309" class="LineNr">309 </span><span class="traceContains">+schedule: f2</span> -<span id="L310" class="LineNr">310 </span><span class="traceContains">+schedule: waking up routine 1</span> -<span id="L311" class="LineNr">311 </span><span class="traceContains">+schedule: f1</span> -<span id="L312" class="LineNr">312 </span><span class="Comment"># if we got the synchronization wrong we'd be storing 0 in location 20</span> -<span id="L313" class="LineNr">313 </span><span class="traceContains">+mem: storing 34 in location 20</span> -<span id="L314" class="LineNr">314 </span> -<span id="L315" class="LineNr">315 </span><span class="Delimiter">:(before "End routine Fields")</span> -<span id="L316" class="LineNr">316 </span><span class="Comment">// only if state == WAITING</span> -<span id="L317" class="LineNr">317 </span><span class="Normal">int</span> waiting_on_routine<span class="Delimiter">;</span> -<span id="L318" class="LineNr">318 </span><span class="Delimiter">:(before "End routine Constructor")</span> -<span id="L319" class="LineNr">319 </span>waiting_on_routine = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L320" class="LineNr">320 </span> -<span id="L321" class="LineNr">321 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -<span id="L322" class="LineNr">322 </span>WAIT_FOR_ROUTINE<span class="Delimiter">,</span> -<span id="L323" class="LineNr">323 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -<span id="L324" class="LineNr">324 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"wait-for-routine"</span><span class="Delimiter">,</span> WAIT_FOR_ROUTINE<span class="Delimiter">);</span> -<span id="L325" class="LineNr">325 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span id="L326" class="LineNr">326 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE: <span class="Delimiter">{</span> -<span id="L327" class="LineNr">327 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L328" class="LineNr">328 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-routine' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L329" class="LineNr">329 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L330" class="LineNr">330 </span> <span class="Delimiter">}</span> -<span id="L331" class="LineNr">331 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_number<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L332" class="LineNr">332 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'wait-for-routine' should be a routine id generated by 'start-running', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L333" class="LineNr">333 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L334" class="LineNr">334 </span> <span class="Delimiter">}</span> -<span id="L335" class="LineNr">335 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L336" class="LineNr">336 </span><span class="Delimiter">}</span> -<span id="L337" class="LineNr">337 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span id="L338" class="LineNr">338 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE: <span class="Delimiter">{</span> -<span id="L339" class="LineNr">339 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Current_routine<span class="Delimiter">-></span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L340" class="LineNr">340 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span><a href='026call.cc.html#L87'>current_recipe_name</a><span class="Delimiter">())</span> << <span class="Constant">"routine can't wait for itself! '"</span> << to_original_string<span class="Delimiter">(</span><a href='026call.cc.html#L89'>current_instruction</a><span class="Delimiter">())</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> -<span id="L341" class="LineNr">341 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L342" class="LineNr">342 </span> <span class="Delimiter">}</span> -<span id="L343" class="LineNr">343 </span> Current_routine<span class="Delimiter">-></span>state = WAITING<span class="Delimiter">;</span> -<span id="L344" class="LineNr">344 </span> Current_routine<span class="Delimiter">-></span>waiting_on_routine = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L345" class="LineNr">345 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"waiting for routine "</span> << ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L346" class="LineNr">346 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L347" class="LineNr">347 </span><span class="Delimiter">}</span> -<span id="L348" class="LineNr">348 </span> -<span id="L349" class="LineNr">349 </span><span class="Delimiter">:(before "End Scheduler State Transitions")</span> -<span id="L350" class="LineNr">350 </span><span class="Comment">// Wake up any routines waiting for other routines to complete.</span> -<span id="L351" class="LineNr">351 </span><span class="Comment">// Important: this must come after the scheduler loop above giving routines</span> -<span id="L352" class="LineNr">352 </span><span class="Comment">// waiting for locations to change a chance to wake up.</span> -<span id="L353" class="LineNr">353 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L354" class="LineNr">354 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L355" class="LineNr">355 </span> routine* waiter = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L356" class="LineNr">356 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!waiter<span class="Delimiter">-></span>waiting_on_routine<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L357" class="LineNr">357 </span> <span class="Normal">int</span> id = waiter<span class="Delimiter">-></span>waiting_on_routine<span class="Delimiter">;</span> -<span id="L358" class="LineNr">358 </span> assert<span class="Delimiter">(</span>id != waiter<span class="Delimiter">-></span>id<span class="Delimiter">);</span> <span class="Comment">// routine can't wait on itself</span> -<span id="L359" class="LineNr">359 </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>Routines<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L360" class="LineNr">360 </span> <span class="Conceal">¦</span> <span class="Normal">const</span> routine* waitee = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L361" class="LineNr">361 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>waitee<span class="Delimiter">-></span>id == id && waitee<span class="Delimiter">-></span>state != <a href='073scheduler.cc.html#L41'>RUNNING</a> && waitee<span class="Delimiter">-></span>state != WAITING<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L362" class="LineNr">362 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// routine is COMPLETED or DISCONTINUED</span> -<span id="L363" class="LineNr">363 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << <span class="Constant">"waking up routine "</span> << waiter<span class="Delimiter">-></span>id << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L364" class="LineNr">364 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> waiter<span class="Delimiter">-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> -<span id="L365" class="LineNr">365 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> waiter<span class="Delimiter">-></span>waiting_on_routine = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L366" class="LineNr">366 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L367" class="LineNr">367 </span> <span class="Delimiter">}</span> -<span id="L368" class="LineNr">368 </span><span class="Delimiter">}</span> +<span id="L308" class="LineNr">308 </span><span class="traceContains">+schedule: waking up routine 1</span> +<span id="L309" class="LineNr">309 </span><span class="traceContains">+schedule: f1</span> +<span id="L310" class="LineNr">310 </span><span class="Comment"># if we got the synchronization wrong we'd be storing 0 in location 20</span> +<span id="L311" class="LineNr">311 </span><span class="traceContains">+mem: storing 34 in location 20</span> +<span id="L312" class="LineNr">312 </span> +<span id="L313" class="LineNr">313 </span><span class="Delimiter">:(before "End routine Fields")</span> +<span id="L314" class="LineNr">314 </span><span class="Comment">// only if state == WAITING</span> +<span id="L315" class="LineNr">315 </span><span class="Normal">int</span> waiting_on_routine<span class="Delimiter">;</span> +<span id="L316" class="LineNr">316 </span><span class="Delimiter">:(before "End routine Constructor")</span> +<span id="L317" class="LineNr">317 </span>waiting_on_routine = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L318" class="LineNr">318 </span> +<span id="L319" class="LineNr">319 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<span id="L320" class="LineNr">320 </span>WAIT_FOR_ROUTINE<span class="Delimiter">,</span> +<span id="L321" class="LineNr">321 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<span id="L322" class="LineNr">322 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"wait-for-routine"</span><span class="Delimiter">,</span> WAIT_FOR_ROUTINE<span class="Delimiter">);</span> +<span id="L323" class="LineNr">323 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<span id="L324" class="LineNr">324 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE: <span class="Delimiter">{</span> +<span id="L325" class="LineNr">325 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L326" class="LineNr">326 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-routine' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L327" class="LineNr">327 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L328" class="LineNr">328 </span> <span class="Delimiter">}</span> +<span id="L329" class="LineNr">329 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_number<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> +<span id="L330" class="LineNr">330 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'wait-for-routine' should be a routine id generated by 'start-running', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L331" class="LineNr">331 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L332" class="LineNr">332 </span> <span class="Delimiter">}</span> +<span id="L333" class="LineNr">333 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L334" class="LineNr">334 </span><span class="Delimiter">}</span> +<span id="L335" class="LineNr">335 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<span id="L336" class="LineNr">336 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE: <span class="Delimiter">{</span> +<span id="L337" class="LineNr">337 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Current_routine<span class="Delimiter">-></span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L338" class="LineNr">338 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span><a href='026call.cc.html#L87'>current_recipe_name</a><span class="Delimiter">())</span> << <span class="Constant">"routine can't wait for itself! '"</span> << to_original_string<span class="Delimiter">(</span><a href='026call.cc.html#L89'>current_instruction</a><span class="Delimiter">())</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<span id="L339" class="LineNr">339 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L340" class="LineNr">340 </span> <span class="Delimiter">}</span> +<span id="L341" class="LineNr">341 </span> Current_routine<span class="Delimiter">-></span>state = WAITING<span class="Delimiter">;</span> +<span id="L342" class="LineNr">342 </span> Current_routine<span class="Delimiter">-></span>waiting_on_routine = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> +<span id="L343" class="LineNr">343 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"waiting for routine "</span> << ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L344" class="LineNr">344 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L345" class="LineNr">345 </span><span class="Delimiter">}</span> +<span id="L346" class="LineNr">346 </span> +<span id="L347" class="LineNr">347 </span><span class="Delimiter">:(before "End Scheduler State Transitions")</span> +<span id="L348" class="LineNr">348 </span><span class="Comment">// Wake up any routines waiting for other routines to complete.</span> +<span id="L349" class="LineNr">349 </span><span class="Comment">// Important: this must come after the scheduler loop above giving routines</span> +<span id="L350" class="LineNr">350 </span><span class="Comment">// waiting for locations to change a chance to wake up.</span> +<span id="L351" class="LineNr">351 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L352" class="LineNr">352 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L353" class="LineNr">353 </span> routine* waiter = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> +<span id="L354" class="LineNr">354 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!waiter<span class="Delimiter">-></span>waiting_on_routine<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L355" class="LineNr">355 </span> <span class="Normal">int</span> id = waiter<span class="Delimiter">-></span>waiting_on_routine<span class="Delimiter">;</span> +<span id="L356" class="LineNr">356 </span> assert<span class="Delimiter">(</span>id != waiter<span class="Delimiter">-></span>id<span class="Delimiter">);</span> <span class="Comment">// routine can't wait on itself</span> +<span id="L357" class="LineNr">357 </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>Routines<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L358" class="LineNr">358 </span> <span class="Normal">const</span> routine* waitee = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> +<span id="L359" class="LineNr">359 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>waitee<span class="Delimiter">-></span>id == id && waitee<span class="Delimiter">-></span>state != <a href='073scheduler.cc.html#L41'>RUNNING</a> && waitee<span class="Delimiter">-></span>state != WAITING<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L360" class="LineNr">360 </span> <span class="Comment">// routine is COMPLETED or DISCONTINUED</span> +<span id="L361" class="LineNr">361 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << <span class="Constant">"waking up routine "</span> << waiter<span class="Delimiter">-></span>id << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L362" class="LineNr">362 </span> waiter<span class="Delimiter">-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> +<span id="L363" class="LineNr">363 </span> waiter<span class="Delimiter">-></span>waiting_on_routine = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L364" class="LineNr">364 </span> <span class="Delimiter">}</span> +<span id="L365" class="LineNr">365 </span> <span class="Delimiter">}</span> +<span id="L366" class="LineNr">366 </span><span class="Delimiter">}</span> +<span id="L367" class="LineNr">367 </span> +<span id="L368" class="LineNr">368 </span><span class="Comment">//: yield voluntarily to let some other routine run</span> <span id="L369" class="LineNr">369 </span> -<span id="L370" class="LineNr">370 </span><span class="Comment">//: yield voluntarily to let some other routine run</span> -<span id="L371" class="LineNr">371 </span> -<span id="L372" class="LineNr">372 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -<span id="L373" class="LineNr">373 </span>SWITCH<span class="Delimiter">,</span> -<span id="L374" class="LineNr">374 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -<span id="L375" class="LineNr">375 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"switch"</span><span class="Delimiter">,</span> SWITCH<span class="Delimiter">);</span> -<span id="L376" class="LineNr">376 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span id="L377" class="LineNr">377 </span><span class="Normal">case</span> SWITCH: <span class="Delimiter">{</span> -<span id="L378" class="LineNr">378 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L379" class="LineNr">379 </span><span class="Delimiter">}</span> -<span id="L380" class="LineNr">380 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span id="L381" class="LineNr">381 </span><span class="Normal">case</span> SWITCH: <span class="Delimiter">{</span> -<span id="L382" class="LineNr">382 </span> ++current_step_index<span class="Delimiter">();</span> -<span id="L383" class="LineNr">383 </span> <span class="Identifier">goto</span> stop_running_current_routine<span class="Delimiter">;</span> -<span id="L384" class="LineNr">384 </span><span class="Delimiter">}</span> -<span id="L385" class="LineNr">385 </span> -<span id="L386" class="LineNr">386 </span><span class="Delimiter">:(scenario switch_preempts_current_routine)</span> -<span id="L387" class="LineNr">387 </span><span class="muRecipe">def</span> f1 [ -<span id="L388" class="LineNr">388 </span> start-running f2 -<span id="L389" class="LineNr">389 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> -<span id="L390" class="LineNr">390 </span> <span class="Normal">switch</span> -<span id="L391" class="LineNr">391 </span> <span class="Constant">3</span>:num<span class="Special"> <- </span>copy <span class="Constant">36</span> -<span id="L392" class="LineNr">392 </span>] -<span id="L393" class="LineNr">393 </span><span class="muRecipe">def</span> f2 [ -<span id="L394" class="LineNr">394 </span> <span class="Constant">2</span>:num<span class="Special"> <- </span>copy <span class="Constant">35</span> -<span id="L395" class="LineNr">395 </span>] -<span id="L396" class="LineNr">396 </span><span class="traceContains">+mem: storing 34 in location 1</span> -<span id="L397" class="LineNr">397 </span><span class="Comment"># context switch</span> -<span id="L398" class="LineNr">398 </span><span class="traceContains">+mem: storing 35 in location 2</span> -<span id="L399" class="LineNr">399 </span><span class="Comment"># back to original thread</span> -<span id="L400" class="LineNr">400 </span><span class="traceContains">+mem: storing 36 in location 3</span> -<span id="L401" class="LineNr">401 </span> -<span id="L402" class="LineNr">402 </span><span class="SalientComment">//:: helpers for manipulating routines in tests</span> -<span id="L403" class="LineNr">403 </span><span class="Comment">//:</span> -<span id="L404" class="LineNr">404 </span><span class="Comment">//: Managing arbitrary scenarios requires the ability to:</span> -<span id="L405" class="LineNr">405 </span><span class="Comment">//: a) check if a routine is blocked</span> -<span id="L406" class="LineNr">406 </span><span class="Comment">//: b) restart a blocked routine ('restart')</span> -<span id="L407" class="LineNr">407 </span><span class="Comment">//:</span> -<span id="L408" class="LineNr">408 </span><span class="Comment">//: A routine is blocked either if it's waiting or if it explicitly signals</span> -<span id="L409" class="LineNr">409 </span><span class="Comment">//: that it's blocked (even as it periodically wakes up and polls for some</span> -<span id="L410" class="LineNr">410 </span><span class="Comment">//: event).</span> -<span id="L411" class="LineNr">411 </span><span class="Comment">//:</span> -<span id="L412" class="LineNr">412 </span><span class="Comment">//: Signalling blockedness might well be a huge hack. But Mu doesn't have Unix</span> -<span id="L413" class="LineNr">413 </span><span class="Comment">//: signals to avoid polling with, because signals are also pretty hacky.</span> -<span id="L414" class="LineNr">414 </span> -<span id="L415" class="LineNr">415 </span><span class="Delimiter">:(before "End routine Fields")</span> -<span id="L416" class="LineNr">416 </span><span class="Normal">bool</span> blocked<span class="Delimiter">;</span> -<span id="L417" class="LineNr">417 </span><span class="Delimiter">:(before "End routine Constructor")</span> -<span id="L418" class="LineNr">418 </span>blocked = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L419" class="LineNr">419 </span> -<span id="L420" class="LineNr">420 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -<span id="L421" class="LineNr">421 </span>CURRENT_ROUTINE_IS_BLOCKED<span class="Delimiter">,</span> -<span id="L422" class="LineNr">422 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -<span id="L423" class="LineNr">423 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"current-routine-is-blocked"</span><span class="Delimiter">,</span> CURRENT_ROUTINE_IS_BLOCKED<span class="Delimiter">);</span> -<span id="L424" class="LineNr">424 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span id="L425" class="LineNr">425 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_BLOCKED: <span class="Delimiter">{</span> -<span id="L426" class="LineNr">426 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L427" class="LineNr">427 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'current-routine-is-blocked' should have no ingredients, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L428" class="LineNr">428 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L429" class="LineNr">429 </span> <span class="Delimiter">}</span> -<span id="L430" class="LineNr">430 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L431" class="LineNr">431 </span><span class="Delimiter">}</span> -<span id="L432" class="LineNr">432 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span id="L433" class="LineNr">433 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_BLOCKED: <span class="Delimiter">{</span> -<span id="L434" class="LineNr">434 </span> Current_routine<span class="Delimiter">-></span>blocked = <span class="Constant">true</span><span class="Delimiter">;</span> -<span id="L435" class="LineNr">435 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L436" class="LineNr">436 </span><span class="Delimiter">}</span> -<span id="L437" class="LineNr">437 </span> -<span id="L438" class="LineNr">438 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -<span id="L439" class="LineNr">439 </span>CURRENT_ROUTINE_IS_UNBLOCKED<span class="Delimiter">,</span> -<span id="L440" class="LineNr">440 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -<span id="L441" class="LineNr">441 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"current-routine-is-unblocked"</span><span class="Delimiter">,</span> CURRENT_ROUTINE_IS_UNBLOCKED<span class="Delimiter">);</span> -<span id="L442" class="LineNr">442 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span id="L443" class="LineNr">443 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_UNBLOCKED: <span class="Delimiter">{</span> -<span id="L444" class="LineNr">444 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> -<span id="L445" class="LineNr">445 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'current-routine-is-unblocked' should have no ingredients, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L446" class="LineNr">446 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L447" class="LineNr">447 </span> <span class="Delimiter">}</span> -<span id="L448" class="LineNr">448 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L449" class="LineNr">449 </span><span class="Delimiter">}</span> -<span id="L450" class="LineNr">450 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span id="L451" class="LineNr">451 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_UNBLOCKED: <span class="Delimiter">{</span> -<span id="L452" class="LineNr">452 </span> Current_routine<span class="Delimiter">-></span>blocked = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L453" class="LineNr">453 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L454" class="LineNr">454 </span><span class="Delimiter">}</span> -<span id="L455" class="LineNr">455 </span> -<span id="L456" class="LineNr">456 </span><span class="Comment">//: also allow waiting on a routine to block</span> -<span id="L457" class="LineNr">457 </span><span class="Comment">//: (just for tests; use wait_for_routine above wherever possible)</span> -<span id="L458" class="LineNr">458 </span> -<span id="L459" class="LineNr">459 </span><span class="Delimiter">:(scenario wait_for_routine_to_block)</span> -<span id="L460" class="LineNr">460 </span><span class="muRecipe">def</span> f1 [ -<span id="L461" class="LineNr">461 </span> <span class="Constant">1</span>:num/routine<span class="Special"> <- </span>start-running f2 -<span id="L462" class="LineNr">462 </span> wait-<span class="Normal">for</span>-routine-to-block <span class="Constant">1</span>:num/routine -<span id="L463" class="LineNr">463 </span> <span class="Comment"># now wait for f2 to run and modify location 10 before using its value</span> -<span id="L464" class="LineNr">464 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">10</span>:num -<span id="L465" class="LineNr">465 </span>] -<span id="L466" class="LineNr">466 </span><span class="muRecipe">def</span> f2 [ -<span id="L467" class="LineNr">467 </span> <span class="Constant">10</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> -<span id="L468" class="LineNr">468 </span>] -<span id="L469" class="LineNr">469 </span><span class="traceContains">+schedule: f1</span> -<span id="L470" class="LineNr">470 </span><span class="traceContains">+run: waiting for routine 2 to block</span> -<span id="L471" class="LineNr">471 </span><span class="traceContains">+schedule: f2</span> -<span id="L472" class="LineNr">472 </span><span class="traceContains">+schedule: waking up routine 1 because routine 2 is blocked</span> -<span id="L473" class="LineNr">473 </span><span class="traceContains">+schedule: f1</span> -<span id="L474" class="LineNr">474 </span><span class="Comment"># if we got the synchronization wrong we'd be storing 0 in location 11</span> -<span id="L475" class="LineNr">475 </span><span class="traceContains">+mem: storing 34 in location 11</span> -<span id="L476" class="LineNr">476 </span> -<span id="L477" class="LineNr">477 </span><span class="Delimiter">:(before "End routine Fields")</span> -<span id="L478" class="LineNr">478 </span><span class="Comment">// only if state == WAITING</span> -<span id="L479" class="LineNr">479 </span><span class="Normal">int</span> waiting_on_routine_to_block<span class="Delimiter">;</span> -<span id="L480" class="LineNr">480 </span><span class="Delimiter">:(before "End routine Constructor")</span> -<span id="L481" class="LineNr">481 </span>waiting_on_routine_to_block = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L482" class="LineNr">482 </span> -<span id="L483" class="LineNr">483 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -<span id="L484" class="LineNr">484 </span>WAIT_FOR_ROUTINE_TO_BLOCK<span class="Delimiter">,</span> -<span id="L485" class="LineNr">485 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -<span id="L486" class="LineNr">486 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"wait-for-routine-to-block"</span><span class="Delimiter">,</span> WAIT_FOR_ROUTINE_TO_BLOCK<span class="Delimiter">);</span> -<span id="L487" class="LineNr">487 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span id="L488" class="LineNr">488 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE_TO_BLOCK: <span class="Delimiter">{</span> -<span id="L489" class="LineNr">489 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L490" class="LineNr">490 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-routine-to-block' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L491" class="LineNr">491 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L492" class="LineNr">492 </span> <span class="Delimiter">}</span> -<span id="L493" class="LineNr">493 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_number<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L494" class="LineNr">494 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'wait-for-routine-to-block' should be a routine id generated by 'start-running', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L495" class="LineNr">495 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L496" class="LineNr">496 </span> <span class="Delimiter">}</span> -<span id="L497" class="LineNr">497 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L498" class="LineNr">498 </span><span class="Delimiter">}</span> -<span id="L499" class="LineNr">499 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span id="L500" class="LineNr">500 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE_TO_BLOCK: <span class="Delimiter">{</span> -<span id="L501" class="LineNr">501 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Current_routine<span class="Delimiter">-></span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L502" class="LineNr">502 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span><a href='026call.cc.html#L87'>current_recipe_name</a><span class="Delimiter">())</span> << <span class="Constant">"routine can't wait for itself! '"</span> << to_original_string<span class="Delimiter">(</span><a href='026call.cc.html#L89'>current_instruction</a><span class="Delimiter">())</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> -<span id="L503" class="LineNr">503 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L504" class="LineNr">504 </span> <span class="Delimiter">}</span> -<span id="L505" class="LineNr">505 </span> Current_routine<span class="Delimiter">-></span>state = WAITING<span class="Delimiter">;</span> -<span id="L506" class="LineNr">506 </span> Current_routine<span class="Delimiter">-></span>waiting_on_routine_to_block = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L507" class="LineNr">507 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"waiting for routine "</span> << ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> << <span class="Constant">" to block"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L508" class="LineNr">508 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L509" class="LineNr">509 </span><span class="Delimiter">}</span> -<span id="L510" class="LineNr">510 </span> -<span id="L511" class="LineNr">511 </span><span class="Delimiter">:(before "End Scheduler State Transitions")</span> -<span id="L512" class="LineNr">512 </span><span class="Comment">// Wake up any routines waiting for other routines to stop running.</span> -<span id="L513" class="LineNr">513 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L514" class="LineNr">514 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L515" class="LineNr">515 </span> routine* waiter = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> -<span id="L516" class="LineNr">516 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!waiter<span class="Delimiter">-></span>waiting_on_routine_to_block<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L517" class="LineNr">517 </span> <span class="Normal">int</span> id = waiter<span class="Delimiter">-></span>waiting_on_routine_to_block<span class="Delimiter">;</span> -<span id="L518" class="LineNr">518 </span> assert<span class="Delimiter">(</span>id != waiter<span class="Delimiter">-></span>id<span class="Delimiter">);</span> <span class="Comment">// routine can't wait on itself</span> -<span id="L519" class="LineNr">519 </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>Routines<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L520" class="LineNr">520 </span> <span class="Conceal">¦</span> <span class="Normal">const</span> routine* waitee = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> -<span id="L521" class="LineNr">521 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>waitee<span class="Delimiter">-></span>id != id<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span id="L522" class="LineNr">522 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>waitee<span class="Delimiter">-></span>state != <a href='073scheduler.cc.html#L41'>RUNNING</a> || waitee<span class="Delimiter">-></span>blocked<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L523" class="LineNr">523 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << <span class="Constant">"waking up routine "</span> << waiter<span class="Delimiter">-></span>id << <span class="Constant">" because routine "</span> << waitee<span class="Delimiter">-></span>id << <span class="Constant">" is blocked"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L524" class="LineNr">524 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> waiter<span class="Delimiter">-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> -<span id="L525" class="LineNr">525 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> waiter<span class="Delimiter">-></span>waiting_on_routine_to_block = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L526" class="LineNr">526 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L527" class="LineNr">527 </span> <span class="Delimiter">}</span> -<span id="L528" class="LineNr">528 </span><span class="Delimiter">}</span> +<span id="L370" class="LineNr">370 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<span id="L371" class="LineNr">371 </span>SWITCH<span class="Delimiter">,</span> +<span id="L372" class="LineNr">372 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<span id="L373" class="LineNr">373 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"switch"</span><span class="Delimiter">,</span> SWITCH<span class="Delimiter">);</span> +<span id="L374" class="LineNr">374 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<span id="L375" class="LineNr">375 </span><span class="Normal">case</span> SWITCH: <span class="Delimiter">{</span> +<span id="L376" class="LineNr">376 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L377" class="LineNr">377 </span><span class="Delimiter">}</span> +<span id="L378" class="LineNr">378 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<span id="L379" class="LineNr">379 </span><span class="Normal">case</span> SWITCH: <span class="Delimiter">{</span> +<span id="L380" class="LineNr">380 </span> ++current_step_index<span class="Delimiter">();</span> +<span id="L381" class="LineNr">381 </span> <span class="Identifier">goto</span> stop_running_current_routine<span class="Delimiter">;</span> +<span id="L382" class="LineNr">382 </span><span class="Delimiter">}</span> +<span id="L383" class="LineNr">383 </span> +<span id="L384" class="LineNr">384 </span><span class="Delimiter">:(scenario switch_preempts_current_routine)</span> +<span id="L385" class="LineNr">385 </span><span class="muRecipe">def</span> f1 [ +<span id="L386" class="LineNr">386 </span> start-running f2 +<span id="L387" class="LineNr">387 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> +<span id="L388" class="LineNr">388 </span> <span class="Normal">switch</span> +<span id="L389" class="LineNr">389 </span> <span class="Constant">3</span>:num<span class="Special"> <- </span>copy <span class="Constant">36</span> +<span id="L390" class="LineNr">390 </span>] +<span id="L391" class="LineNr">391 </span><span class="muRecipe">def</span> f2 [ +<span id="L392" class="LineNr">392 </span> <span class="Constant">2</span>:num<span class="Special"> <- </span>copy <span class="Constant">35</span> +<span id="L393" class="LineNr">393 </span>] +<span id="L394" class="LineNr">394 </span><span class="traceContains">+mem: storing 34 in location 1</span> +<span id="L395" class="LineNr">395 </span><span class="Comment"># context switch</span> +<span id="L396" class="LineNr">396 </span><span class="traceContains">+mem: storing 35 in location 2</span> +<span id="L397" class="LineNr">397 </span><span class="Comment"># back to original thread</span> +<span id="L398" class="LineNr">398 </span><span class="traceContains">+mem: storing 36 in location 3</span> +<span id="L399" class="LineNr">399 </span> +<span id="L400" class="LineNr">400 </span><span class="SalientComment">//:: helpers for manipulating routines in tests</span> +<span id="L401" class="LineNr">401 </span><span class="Comment">//:</span> +<span id="L402" class="LineNr">402 </span><span class="Comment">//: Managing arbitrary scenarios requires the ability to:</span> +<span id="L403" class="LineNr">403 </span><span class="Comment">//: a) check if a routine is blocked</span> +<span id="L404" class="LineNr">404 </span><span class="Comment">//: b) restart a blocked routine ('restart')</span> +<span id="L405" class="LineNr">405 </span><span class="Comment">//:</span> +<span id="L406" class="LineNr">406 </span><span class="Comment">//: A routine is blocked either if it's waiting or if it explicitly signals</span> +<span id="L407" class="LineNr">407 </span><span class="Comment">//: that it's blocked (even as it periodically wakes up and polls for some</span> +<span id="L408" class="LineNr">408 </span><span class="Comment">//: event).</span> +<span id="L409" class="LineNr">409 </span><span class="Comment">//:</span> +<span id="L410" class="LineNr">410 </span><span class="Comment">//: Signalling blockedness might well be a huge hack. But Mu doesn't have Unix</span> +<span id="L411" class="LineNr">411 </span><span class="Comment">//: signals to avoid polling with, because signals are also pretty hacky.</span> +<span id="L412" class="LineNr">412 </span> +<span id="L413" class="LineNr">413 </span><span class="Delimiter">:(before "End routine Fields")</span> +<span id="L414" class="LineNr">414 </span><span class="Normal">bool</span> blocked<span class="Delimiter">;</span> +<span id="L415" class="LineNr">415 </span><span class="Delimiter">:(before "End routine Constructor")</span> +<span id="L416" class="LineNr">416 </span>blocked = <span class="Constant">false</span><span class="Delimiter">;</span> +<span id="L417" class="LineNr">417 </span> +<span id="L418" class="LineNr">418 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<span id="L419" class="LineNr">419 </span>CURRENT_ROUTINE_IS_BLOCKED<span class="Delimiter">,</span> +<span id="L420" class="LineNr">420 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<span id="L421" class="LineNr">421 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"current-routine-is-blocked"</span><span class="Delimiter">,</span> CURRENT_ROUTINE_IS_BLOCKED<span class="Delimiter">);</span> +<span id="L422" class="LineNr">422 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<span id="L423" class="LineNr">423 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_BLOCKED: <span class="Delimiter">{</span> +<span id="L424" class="LineNr">424 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L425" class="LineNr">425 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'current-routine-is-blocked' should have no ingredients, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L426" class="LineNr">426 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L427" class="LineNr">427 </span> <span class="Delimiter">}</span> +<span id="L428" class="LineNr">428 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L429" class="LineNr">429 </span><span class="Delimiter">}</span> +<span id="L430" class="LineNr">430 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<span id="L431" class="LineNr">431 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_BLOCKED: <span class="Delimiter">{</span> +<span id="L432" class="LineNr">432 </span> Current_routine<span class="Delimiter">-></span>blocked = <span class="Constant">true</span><span class="Delimiter">;</span> +<span id="L433" class="LineNr">433 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L434" class="LineNr">434 </span><span class="Delimiter">}</span> +<span id="L435" class="LineNr">435 </span> +<span id="L436" class="LineNr">436 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<span id="L437" class="LineNr">437 </span>CURRENT_ROUTINE_IS_UNBLOCKED<span class="Delimiter">,</span> +<span id="L438" class="LineNr">438 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<span id="L439" class="LineNr">439 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"current-routine-is-unblocked"</span><span class="Delimiter">,</span> CURRENT_ROUTINE_IS_UNBLOCKED<span class="Delimiter">);</span> +<span id="L440" class="LineNr">440 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<span id="L441" class="LineNr">441 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_UNBLOCKED: <span class="Delimiter">{</span> +<span id="L442" class="LineNr">442 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> +<span id="L443" class="LineNr">443 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'current-routine-is-unblocked' should have no ingredients, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L444" class="LineNr">444 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L445" class="LineNr">445 </span> <span class="Delimiter">}</span> +<span id="L446" class="LineNr">446 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L447" class="LineNr">447 </span><span class="Delimiter">}</span> +<span id="L448" class="LineNr">448 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<span id="L449" class="LineNr">449 </span><span class="Normal">case</span> CURRENT_ROUTINE_IS_UNBLOCKED: <span class="Delimiter">{</span> +<span id="L450" class="LineNr">450 </span> Current_routine<span class="Delimiter">-></span>blocked = <span class="Constant">false</span><span class="Delimiter">;</span> +<span id="L451" class="LineNr">451 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L452" class="LineNr">452 </span><span class="Delimiter">}</span> +<span id="L453" class="LineNr">453 </span> +<span id="L454" class="LineNr">454 </span><span class="Comment">//: also allow waiting on a routine to block</span> +<span id="L455" class="LineNr">455 </span><span class="Comment">//: (just for tests; use wait_for_routine above wherever possible)</span> +<span id="L456" class="LineNr">456 </span> +<span id="L457" class="LineNr">457 </span><span class="Delimiter">:(scenario wait_for_routine_to_block)</span> +<span id="L458" class="LineNr">458 </span><span class="muRecipe">def</span> f1 [ +<span id="L459" class="LineNr">459 </span> <span class="Constant">1</span>:num/routine<span class="Special"> <- </span>start-running f2 +<span id="L460" class="LineNr">460 </span> wait-<span class="Normal">for</span>-routine-to-block <span class="Constant">1</span>:num/routine +<span id="L461" class="LineNr">461 </span> <span class="Comment"># now wait for f2 to run and modify location 10 before using its value</span> +<span id="L462" class="LineNr">462 </span> <span class="Constant">11</span>:num<span class="Special"> <- </span>copy <span class="Constant">10</span>:num +<span id="L463" class="LineNr">463 </span>] +<span id="L464" class="LineNr">464 </span><span class="muRecipe">def</span> f2 [ +<span id="L465" class="LineNr">465 </span> <span class="Constant">10</span>:num<span class="Special"> <- </span>copy <span class="Constant">34</span> +<span id="L466" class="LineNr">466 </span>] +<span id="L467" class="LineNr">467 </span><span class="traceContains">+schedule: f1</span> +<span id="L468" class="LineNr">468 </span><span class="traceContains">+run: waiting for routine 2 to block</span> +<span id="L469" class="LineNr">469 </span><span class="traceContains">+schedule: f2</span> +<span id="L470" class="LineNr">470 </span><span class="traceContains">+schedule: waking up routine 1 because routine 2 is blocked</span> +<span id="L471" class="LineNr">471 </span><span class="traceContains">+schedule: f1</span> +<span id="L472" class="LineNr">472 </span><span class="Comment"># if we got the synchronization wrong we'd be storing 0 in location 11</span> +<span id="L473" class="LineNr">473 </span><span class="traceContains">+mem: storing 34 in location 11</span> +<span id="L474" class="LineNr">474 </span> +<span id="L475" class="LineNr">475 </span><span class="Delimiter">:(before "End routine Fields")</span> +<span id="L476" class="LineNr">476 </span><span class="Comment">// only if state == WAITING</span> +<span id="L477" class="LineNr">477 </span><span class="Normal">int</span> waiting_on_routine_to_block<span class="Delimiter">;</span> +<span id="L478" class="LineNr">478 </span><span class="Delimiter">:(before "End routine Constructor")</span> +<span id="L479" class="LineNr">479 </span>waiting_on_routine_to_block = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L480" class="LineNr">480 </span> +<span id="L481" class="LineNr">481 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<span id="L482" class="LineNr">482 </span>WAIT_FOR_ROUTINE_TO_BLOCK<span class="Delimiter">,</span> +<span id="L483" class="LineNr">483 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<span id="L484" class="LineNr">484 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"wait-for-routine-to-block"</span><span class="Delimiter">,</span> WAIT_FOR_ROUTINE_TO_BLOCK<span class="Delimiter">);</span> +<span id="L485" class="LineNr">485 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<span id="L486" class="LineNr">486 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE_TO_BLOCK: <span class="Delimiter">{</span> +<span id="L487" class="LineNr">487 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L488" class="LineNr">488 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'wait-for-routine-to-block' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L489" class="LineNr">489 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L490" class="LineNr">490 </span> <span class="Delimiter">}</span> +<span id="L491" class="LineNr">491 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_number<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> +<span id="L492" class="LineNr">492 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'wait-for-routine-to-block' should be a routine id generated by 'start-running', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L493" class="LineNr">493 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L494" class="LineNr">494 </span> <span class="Delimiter">}</span> +<span id="L495" class="LineNr">495 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L496" class="LineNr">496 </span><span class="Delimiter">}</span> +<span id="L497" class="LineNr">497 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<span id="L498" class="LineNr">498 </span><span class="Normal">case</span> WAIT_FOR_ROUTINE_TO_BLOCK: <span class="Delimiter">{</span> +<span id="L499" class="LineNr">499 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Current_routine<span class="Delimiter">-></span>id<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L500" class="LineNr">500 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span><a href='026call.cc.html#L87'>current_recipe_name</a><span class="Delimiter">())</span> << <span class="Constant">"routine can't wait for itself! '"</span> << to_original_string<span class="Delimiter">(</span><a href='026call.cc.html#L89'>current_instruction</a><span class="Delimiter">())</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<span id="L501" class="LineNr">501 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L502" class="LineNr">502 </span> <span class="Delimiter">}</span> +<span id="L503" class="LineNr">503 </span> Current_routine<span class="Delimiter">-></span>state = WAITING<span class="Delimiter">;</span> +<span id="L504" class="LineNr">504 </span> Current_routine<span class="Delimiter">-></span>waiting_on_routine_to_block = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> +<span id="L505" class="LineNr">505 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"waiting for routine "</span> << ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> << <span class="Constant">" to block"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L506" class="LineNr">506 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L507" class="LineNr">507 </span><span class="Delimiter">}</span> +<span id="L508" class="LineNr">508 </span> +<span id="L509" class="LineNr">509 </span><span class="Delimiter">:(before "End Scheduler State Transitions")</span> +<span id="L510" class="LineNr">510 </span><span class="Comment">// Wake up any routines waiting for other routines to stop running.</span> +<span id="L511" class="LineNr">511 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L512" class="LineNr">512 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state != WAITING<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L513" class="LineNr">513 </span> routine* waiter = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> +<span id="L514" class="LineNr">514 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!waiter<span class="Delimiter">-></span>waiting_on_routine_to_block<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L515" class="LineNr">515 </span> <span class="Normal">int</span> id = waiter<span class="Delimiter">-></span>waiting_on_routine_to_block<span class="Delimiter">;</span> +<span id="L516" class="LineNr">516 </span> assert<span class="Delimiter">(</span>id != waiter<span class="Delimiter">-></span>id<span class="Delimiter">);</span> <span class="Comment">// routine can't wait on itself</span> +<span id="L517" class="LineNr">517 </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>Routines<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L518" class="LineNr">518 </span> <span class="Normal">const</span> routine* waitee = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span> +<span id="L519" class="LineNr">519 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>waitee<span class="Delimiter">-></span>id != id<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<span id="L520" class="LineNr">520 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>waitee<span class="Delimiter">-></span>state != <a href='073scheduler.cc.html#L41'>RUNNING</a> || waitee<span class="Delimiter">-></span>blocked<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L521" class="LineNr">521 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << <span class="Constant">"waking up routine "</span> << waiter<span class="Delimiter">-></span>id << <span class="Constant">" because routine "</span> << waitee<span class="Delimiter">-></span>id << <span class="Constant">" is blocked"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L522" class="LineNr">522 </span> waiter<span class="Delimiter">-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> +<span id="L523" class="LineNr">523 </span> waiter<span class="Delimiter">-></span>waiting_on_routine_to_block = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L524" class="LineNr">524 </span> <span class="Delimiter">}</span> +<span id="L525" class="LineNr">525 </span> <span class="Delimiter">}</span> +<span id="L526" class="LineNr">526 </span><span class="Delimiter">}</span> +<span id="L527" class="LineNr">527 </span> +<span id="L528" class="LineNr">528 </span><span class="Comment">//: helper for restarting blocking routines in tests</span> <span id="L529" class="LineNr">529 </span> -<span id="L530" class="LineNr">530 </span><span class="Comment">//: helper for restarting blocking routines in tests</span> -<span id="L531" class="LineNr">531 </span> -<span id="L532" class="LineNr">532 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -<span id="L533" class="LineNr">533 </span>RESTART<span class="Delimiter">,</span> -<span id="L534" class="LineNr">534 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -<span id="L535" class="LineNr">535 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"restart"</span><span class="Delimiter">,</span> RESTART<span class="Delimiter">);</span> -<span id="L536" class="LineNr">536 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span id="L537" class="LineNr">537 </span><span class="Normal">case</span> RESTART: <span class="Delimiter">{</span> -<span id="L538" class="LineNr">538 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L539" class="LineNr">539 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'restart' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L540" class="LineNr">540 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L541" class="LineNr">541 </span> <span class="Delimiter">}</span> -<span id="L542" class="LineNr">542 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_number<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> -<span id="L543" class="LineNr">543 </span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'restart' should be a routine id generated by 'start-running', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> -<span id="L544" class="LineNr">544 </span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L545" class="LineNr">545 </span> <span class="Delimiter">}</span> -<span id="L546" class="LineNr">546 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L547" class="LineNr">547 </span><span class="Delimiter">}</span> -<span id="L548" class="LineNr">548 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span id="L549" class="LineNr">549 </span><span class="Normal">case</span> RESTART: <span class="Delimiter">{</span> -<span id="L550" class="LineNr">550 </span> <span class="Normal">int</span> id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> -<span id="L551" class="LineNr">551 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L552" class="LineNr">552 </span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L553" class="LineNr">553 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == WAITING<span class="Delimiter">)</span> -<span id="L554" class="LineNr">554 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> -<span id="L555" class="LineNr">555 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>blocked = <span class="Constant">false</span><span class="Delimiter">;</span> -<span id="L556" class="LineNr">556 </span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L557" class="LineNr">557 </span> <span class="Conceal">¦</span> <span class="Delimiter">}</span> -<span id="L558" class="LineNr">558 </span> <span class="Delimiter">}</span> -<span id="L559" class="LineNr">559 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span id="L560" class="LineNr">560 </span><span class="Delimiter">}</span> -<span id="L561" class="LineNr">561 </span> -<span id="L562" class="LineNr">562 </span><span class="Delimiter">:(scenario cannot_restart_completed_routine)</span> -<span id="L563" class="LineNr">563 </span><span class="Special">% Scheduling_interval = 1;</span> -<span id="L564" class="LineNr">564 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L565" class="LineNr">565 </span> local-scope -<span id="L566" class="LineNr">566 </span> <span class="Normal">r</span>:num/routine-id<span class="Special"> <- </span>start-running f -<span id="L567" class="LineNr">567 </span> <span class="Normal">x</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> <span class="Comment"># wait for f to be scheduled</span> -<span id="L568" class="LineNr">568 </span> <span class="Comment"># r is COMPLETED by this point</span> -<span id="L569" class="LineNr">569 </span> restart r <span class="Comment"># should have no effect</span> -<span id="L570" class="LineNr">570 </span> <span class="Normal">x</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> <span class="Comment"># give f time to be scheduled (though it shouldn't be)</span> -<span id="L571" class="LineNr">571 </span>] -<span id="L572" class="LineNr">572 </span><span class="muRecipe">def</span> f [ -<span id="L573" class="LineNr">573 </span> <span class="Constant">1</span>:num/<span class="Special">raw <- </span>copy <span class="Constant">1</span> -<span id="L574" class="LineNr">574 </span>] -<span id="L575" class="LineNr">575 </span><span class="Comment"># shouldn't crash</span> -<span id="L576" class="LineNr">576 </span> -<span id="L577" class="LineNr">577 </span><span class="Delimiter">:(scenario restart_blocked_routine)</span> -<span id="L578" class="LineNr">578 </span><span class="Special">% Scheduling_interval = 1;</span> -<span id="L579" class="LineNr">579 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ -<span id="L580" class="LineNr">580 </span> local-scope -<span id="L581" class="LineNr">581 </span> <span class="Normal">r</span>:num/routine-id<span class="Special"> <- </span>start-running f -<span id="L582" class="LineNr">582 </span> wait-<span class="Normal">for</span>-routine-to-block r <span class="Comment"># get past the block in f below</span> -<span id="L583" class="LineNr">583 </span> restart r -<span id="L584" class="LineNr">584 </span> wait-<span class="Normal">for</span>-routine-to-block r <span class="Comment"># should run f to completion</span> -<span id="L585" class="LineNr">585 </span>] -<span id="L586" class="LineNr">586 </span><span class="Comment"># function with one block</span> -<span id="L587" class="LineNr">587 </span><span class="muRecipe">def</span> f [ -<span id="L588" class="LineNr">588 </span> current-routine-is-blocked -<span id="L589" class="LineNr">589 </span> <span class="Comment"># 8 instructions of padding, many more than 'main' above</span> +<span id="L530" class="LineNr">530 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<span id="L531" class="LineNr">531 </span>RESTART<span class="Delimiter">,</span> +<span id="L532" class="LineNr">532 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<span id="L533" class="LineNr">533 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"restart"</span><span class="Delimiter">,</span> RESTART<span class="Delimiter">);</span> +<span id="L534" class="LineNr">534 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<span id="L535" class="LineNr">535 </span><span class="Normal">case</span> RESTART: <span class="Delimiter">{</span> +<span id="L536" class="LineNr">536 </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>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L537" class="LineNr">537 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'restart' requires exactly one ingredient, but got '"</span> << to_original_string<span class="Delimiter">(</span>inst<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L538" class="LineNr">538 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L539" class="LineNr">539 </span> <span class="Delimiter">}</span> +<span id="L540" class="LineNr">540 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_number<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> +<span id="L541" class="LineNr">541 </span> <a href='003trace.cc.html#L174'>raise</a> << <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"first ingredient of 'restart' should be a routine id generated by 'start-running', but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> +<span id="L542" class="LineNr">542 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L543" class="LineNr">543 </span> <span class="Delimiter">}</span> +<span id="L544" class="LineNr">544 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L545" class="LineNr">545 </span><span class="Delimiter">}</span> +<span id="L546" class="LineNr">546 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<span id="L547" class="LineNr">547 </span><span class="Normal">case</span> RESTART: <span class="Delimiter">{</span> +<span id="L548" class="LineNr">548 </span> <span class="Normal">int</span> id = ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> +<span id="L549" class="LineNr">549 </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>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L550" class="LineNr">550 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>id == id<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L551" class="LineNr">551 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == WAITING<span class="Delimiter">)</span> +<span id="L552" class="LineNr">552 </span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state = <a href='073scheduler.cc.html#L41'>RUNNING</a><span class="Delimiter">;</span> +<span id="L553" class="LineNr">553 </span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>blocked = <span class="Constant">false</span><span class="Delimiter">;</span> +<span id="L554" class="LineNr">554 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L555" class="LineNr">555 </span> <span class="Delimiter">}</span> +<span id="L556" class="LineNr">556 </span> <span class="Delimiter">}</span> +<span id="L557" class="LineNr">557 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<span id="L558" class="LineNr">558 </span><span class="Delimiter">}</span> +<span id="L559" class="LineNr">559 </span> +<span id="L560" class="LineNr">560 </span><span class="Delimiter">:(scenario cannot_restart_completed_routine)</span> +<span id="L561" class="LineNr">561 </span><span class="Special">% Scheduling_interval = 1;</span> +<span id="L562" class="LineNr">562 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ +<span id="L563" class="LineNr">563 </span> local-scope +<span id="L564" class="LineNr">564 </span> <span class="Normal">r</span>:num/routine-id<span class="Special"> <- </span>start-running f +<span id="L565" class="LineNr">565 </span> <span class="Normal">x</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> <span class="Comment"># wait for f to be scheduled</span> +<span id="L566" class="LineNr">566 </span> <span class="Comment"># r is COMPLETED by this point</span> +<span id="L567" class="LineNr">567 </span> restart r <span class="Comment"># should have no effect</span> +<span id="L568" class="LineNr">568 </span> <span class="Normal">x</span>:num<span class="Special"> <- </span>copy <span class="Constant">0</span> <span class="Comment"># give f time to be scheduled (though it shouldn't be)</span> +<span id="L569" class="LineNr">569 </span>] +<span id="L570" class="LineNr">570 </span><span class="muRecipe">def</span> f [ +<span id="L571" class="LineNr">571 </span> <span class="Constant">1</span>:num/<span class="Special">raw <- </span>copy <span class="Constant">1</span> +<span id="L572" class="LineNr">572 </span>] +<span id="L573" class="LineNr">573 </span><span class="Comment"># shouldn't crash</span> +<span id="L574" class="LineNr">574 </span> +<span id="L575" class="LineNr">575 </span><span class="Delimiter">:(scenario restart_blocked_routine)</span> +<span id="L576" class="LineNr">576 </span><span class="Special">% Scheduling_interval = 1;</span> +<span id="L577" class="LineNr">577 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ +<span id="L578" class="LineNr">578 </span> local-scope +<span id="L579" class="LineNr">579 </span> <span class="Normal">r</span>:num/routine-id<span class="Special"> <- </span>start-running f +<span id="L580" class="LineNr">580 </span> wait-<span class="Normal">for</span>-routine-to-block r <span class="Comment"># get past the block in f below</span> +<span id="L581" class="LineNr">581 </span> restart r +<span id="L582" class="LineNr">582 </span> wait-<span class="Normal">for</span>-routine-to-block r <span class="Comment"># should run f to completion</span> +<span id="L583" class="LineNr">583 </span>] +<span id="L584" class="LineNr">584 </span><span class="Comment"># function with one block</span> +<span id="L585" class="LineNr">585 </span><span class="muRecipe">def</span> f [ +<span id="L586" class="LineNr">586 </span> current-routine-is-blocked +<span id="L587" class="LineNr">587 </span> <span class="Comment"># 8 instructions of padding, many more than 'main' above</span> +<span id="L588" class="LineNr">588 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> +<span id="L589" class="LineNr">589 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> <span id="L590" class="LineNr">590 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> <span id="L591" class="LineNr">591 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> <span id="L592" class="LineNr">592 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> @@ -659,11 +658,9 @@ if ('onhashchange' in window) { <span id="L594" class="LineNr">594 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> <span id="L595" class="LineNr">595 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> <span id="L596" class="LineNr">596 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> -<span id="L597" class="LineNr">597 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> -<span id="L598" class="LineNr">598 </span> <span class="Constant">1</span>:num<span class="Special"> <- </span>add <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">1</span> -<span id="L599" class="LineNr">599 </span>] -<span id="L600" class="LineNr">600 </span><span class="Comment"># make sure all of f ran</span> -<span id="L601" class="LineNr">601 </span><span class="traceContains">+mem: storing 8 in location 1</span> +<span id="L597" class="LineNr">597 </span>] +<span id="L598" class="LineNr">598 </span><span class="Comment"># make sure all of f ran</span> +<span id="L599" class="LineNr">599 </span><span class="traceContains">+mem: storing 8 in location 1</span> </pre> </body> </html> |