diff options
Diffstat (limited to 'html/038scheduler.cc.html')
| -rw-r--r-- | html/038scheduler.cc.html | 196 |
1 files changed, 135 insertions, 61 deletions
diff --git a/html/038scheduler.cc.html b/html/038scheduler.cc.html index 9470ca3d..02c08935 100644 --- a/html/038scheduler.cc.html +++ b/html/038scheduler.cc.html @@ -13,17 +13,16 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; } body { font-family: monospace; color: #eeeeee; background-color: #080808; } * { font-size: 1.05em; } -.traceContains { color: #008000; } .SalientComment { color: #00ffff; } -.Constant { color: #00a0a0; } .traceAbsent { color: #c00000; } .CommentedCode { color: #6c6c6c; } -.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; } +.cSpecial { color: #008000; } .Comment { color: #9090ff; } .Delimiter { color: #a04060; } .Special { color: #ff6060; } .Identifier { color: #804000; } -.cSpecial { color: #008000; } +.Constant { color: #00a0a0; } +.traceContains { color: #008000; } --> </style> @@ -55,45 +54,45 @@ recipe f2 [ <span class="Comment">//: first, add a deadline to run(routine)</span> <span class="Comment">//: these changes are ugly and brittle; just close your nose and get through the next few lines</span> <span class="Delimiter">:(replace "void run_current_routine()")</span> -<span class="Normal">void</span> run_current_routine<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> time_slice<span class="Delimiter">)</span> +void run_current_routine<span class="Delimiter">(</span>long long int time_slice<span class="Delimiter">)</span> <span class="Delimiter">:(replace "while (!Current_routine->completed())" following "void run_current_routine(long long int time_slice)")</span> -<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> ninstrs = <span class="Constant">0</span><span class="Delimiter">;</span> -<span class="Normal">while</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-></span>state == RUNNING && ninstrs < time_slice<span class="Delimiter">)</span> +long long int ninstrs = <span class="Constant">0</span><span class="Delimiter">;</span> +while <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-></span>state == RUNNING && ninstrs < time_slice<span class="Delimiter">)</span> <span class="Delimiter">:(after "Running One Instruction")</span> ninstrs++<span class="Delimiter">;</span> <span class="Comment">//: now the rest of the scheduler is clean</span> <span class="Delimiter">:(before "struct routine")</span> -<span class="Normal">enum</span> routine_state <span class="Delimiter">{</span> +enum routine_state <span class="Delimiter">{</span> RUNNING<span class="Delimiter">,</span> COMPLETED<span class="Delimiter">,</span> <span class="Comment">// End routine States</span> <span class="Delimiter">};</span> <span class="Delimiter">:(before "End routine Fields")</span> -<span class="Normal">enum</span> routine_state state<span class="Delimiter">;</span> +enum routine_state state<span class="Delimiter">;</span> <span class="Delimiter">:(before "End routine Constructor")</span> state = RUNNING<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Globals")</span> vector<routine*> Routines<span class="Delimiter">;</span> -<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Current_routine_index = <span class="Constant">0</span><span class="Delimiter">;</span> -<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Scheduling_interval = <span class="Constant">500</span><span class="Delimiter">;</span> +long long int Current_routine_index = <span class="Constant">0</span><span class="Delimiter">;</span> +long long int Scheduling_interval = <span class="Constant">500</span><span class="Delimiter">;</span> <span class="Delimiter">:(before "End Setup")</span> Scheduling_interval = <span class="Constant">500</span><span class="Delimiter">;</span> Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span class="Delimiter">:(replace{} "void run(recipe_ordinal r)")</span> -<span class="Normal">void</span> run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span> - Routines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Normal">new</span> routine<span class="Delimiter">(</span>r<span class="Delimiter">));</span> +void run<span class="Delimiter">(</span>recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span> + Routines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new routine<span class="Delimiter">(</span>r<span class="Delimiter">));</span> Current_routine_index = <span class="Constant">0</span><span class="Delimiter">,</span> Current_routine = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> - <span class="Normal">while</span> <span class="Delimiter">(</span>!all_routines_done<span class="Delimiter">())</span> <span class="Delimiter">{</span> + while <span class="Delimiter">(</span>!all_routines_done<span class="Delimiter">())</span> <span class="Delimiter">{</span> skip_to_next_routine<span class="Delimiter">();</span> assert<span class="Delimiter">(</span>Current_routine<span class="Delimiter">);</span> assert<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-></span>state == RUNNING<span class="Delimiter">);</span> trace<span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << current_routine_label<span class="Delimiter">()</span> << end<span class="Delimiter">();</span> run_current_routine<span class="Delimiter">(</span>Scheduling_interval<span class="Delimiter">);</span> <span class="Comment">// Scheduler State Transitions</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-></span>completed<span class="Delimiter">())</span> + if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-></span>completed<span class="Delimiter">())</span> Current_routine<span class="Delimiter">-></span>state = COMPLETED<span class="Delimiter">;</span> <span class="Comment">// End Scheduler State Transitions</span> @@ -103,9 +102,9 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span class="Delimiter">}</span> <span class="Delimiter">:(code)</span> -<span class="Normal">bool</span> all_routines_done<span class="Delimiter">()</span> <span class="Delimiter">{</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</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 == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span> +bool all_routines_done<span class="Delimiter">()</span> <span class="Delimiter">{</span> + for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> <span class="Delimiter">}</span> @@ -113,11 +112,11 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span class="Delimiter">}</span> <span class="Comment">// skip Current_routine_index past non-RUNNING routines</span> -<span class="Normal">void</span> skip_to_next_routine<span class="Delimiter">()</span> <span class="Delimiter">{</span> +void skip_to_next_routine<span class="Delimiter">()</span> <span class="Delimiter">{</span> assert<span class="Delimiter">(</span>!Routines<span class="Delimiter">.</span>empty<span class="Delimiter">());</span> assert<span class="Delimiter">(</span>Current_routine_index < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">));</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Delimiter">(</span>Current_routine_index+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> i != Current_routine_index<span class="Delimiter">;</span> i = <span class="Delimiter">(</span>i+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">))</span> <span class="Delimiter">{</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 == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span> + for <span class="Delimiter">(</span>long long int i = <span class="Delimiter">(</span>Current_routine_index+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> i != Current_routine_index<span class="Delimiter">;</span> i = <span class="Delimiter">(</span>i+<span class="Constant">1</span><span class="Delimiter">)</span>%SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">))</span> <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == RUNNING<span class="Delimiter">)</span> <span class="Delimiter">{</span> Current_routine_index = i<span class="Delimiter">;</span> Current_routine = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> <span class="Identifier">return</span><span class="Delimiter">;</span> @@ -128,16 +127,16 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> string current_routine_label<span class="Delimiter">()</span> <span class="Delimiter">{</span> ostringstream result<span class="Delimiter">;</span> call_stack calls = Current_routine<span class="Delimiter">-></span>calls<span class="Delimiter">;</span> - <span class="Normal">for</span> <span class="Delimiter">(</span>call_stack::iterator p = calls<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != calls<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>p != calls<span class="Delimiter">.</span>begin<span class="Delimiter">())</span> result << <span class="Constant">'/'</span><span class="Delimiter">;</span> + for <span class="Delimiter">(</span>call_stack::iterator p = calls<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != calls<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>p != calls<span class="Delimiter">.</span>begin<span class="Delimiter">())</span> result << <span class="Constant">'/'</span><span class="Delimiter">;</span> result << Recipe[p<span class="Delimiter">-></span>running_recipe]<span class="Delimiter">.</span>name<span class="Delimiter">;</span> <span class="Delimiter">}</span> <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span> <span class="Delimiter">}</span> <span class="Delimiter">:(before "End Teardown")</span> -<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> - <span class="Normal">delete</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> +for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> + delete Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span class="SalientComment">//:: To schedule new routines to run, call 'start-running'.</span> @@ -145,9 +144,9 @@ Routines<span class="Delimiter">.</span>clear<span class="Delimiter">();</span> <span class="Comment">//: 'start-running' will return a unique id for the routine that was created.</span> <span class="Comment">//: routine id is a number, but don't do any arithmetic on it</span> <span class="Delimiter">:(before "End routine Fields")</span> -<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> id<span class="Delimiter">;</span> +long long int id<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Globals")</span> -<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> Next_routine_id = <span class="Constant">1</span><span class="Delimiter">;</span> +long long int Next_routine_id = <span class="Constant">1</span><span class="Delimiter">;</span> <span class="Delimiter">:(before "End Setup")</span> Next_routine_id = <span class="Constant">1</span><span class="Delimiter">;</span> <span class="Delimiter">:(before "End routine Constructor")</span> @@ -157,7 +156,7 @@ Next_routine_id++<span class="Delimiter">;</span> <span class="Comment">//: routines save the routine that spawned them</span> <span class="Delimiter">:(before "End routine Fields")</span> <span class="Comment">// todo: really should be routine_id, but that's less efficient.</span> -<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> parent_index<span class="Delimiter">;</span> <span class="Comment">// only < 0 if there's no parent_index</span> +long long int parent_index<span class="Delimiter">;</span> <span class="Comment">// only < 0 if there's no parent_index</span> <span class="Delimiter">:(before "End routine Constructor")</span> parent_index = -<span class="Constant">1</span><span class="Delimiter">;</span> @@ -166,11 +165,23 @@ START_RUNNING<span class="Delimiter">,</span> <span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> Recipe_ordinal[<span class="Constant">"start-running"</span>] = START_RUNNING<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span class="Normal">case</span> START_RUNNING: <span class="Delimiter">{</span> - routine* new_routine = <span class="Normal">new</span> routine<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> +case START_RUNNING: <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> + raise << <span class="Constant">"'start-running' requires at least one ingredient: the recipe to start running</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + if <span class="Delimiter">(</span>!scalar<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> + raise << <span class="Constant">"first ingredient of 'start-running' should be a recipe, but got "</span> << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + if <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 class="Delimiter">{</span> + raise << <span class="Constant">"'start-running' received non-existent recipe: '"</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + routine* new_routine = new routine<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> new_routine<span class="Delimiter">-></span>parent_index = Current_routine_index<span class="Delimiter">;</span> <span class="Comment">// populate ingredients</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">1</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> + for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> new_routine<span class="Delimiter">-></span>calls<span class="Delimiter">.</span>front<span class="Delimiter">().</span>ingredient_atoms<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> Routines<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new_routine<span class="Delimiter">);</span> products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> @@ -237,8 +248,8 @@ recipe f2 [ <span class="Comment">//: this scenario will require some careful setup in escaped C++</span> <span class="Comment">//: (straining our tangle capabilities to near-breaking point)</span> <span class="Delimiter">:(scenario scheduler_skips_completed_routines)</span> -<span class="Special">% recipe_ordinal f1 = load("recipe f1 [\n1:number <- copy 0\n]").front();</span> -<span class="Special">% recipe_ordinal f2 = load("recipe f2 [\n2:number <- copy 0\n]").front();</span> +<span class="Special">% recipe_ordinal f1 = load("recipe f1 [\n1:number <- copy 0\n]\n").front();</span> +<span class="Special">% recipe_ordinal f2 = load("recipe f2 [\n2:number <- copy 0\n]\n").front();</span> <span class="Special">% Routines.push_back(new routine(f1)); // f1 meant to run</span> <span class="Special">% Routines.push_back(new routine(f2));</span> <span class="Special">% Routines.back()->state = COMPLETED; // f2 not meant to run</span> @@ -278,18 +289,18 @@ recipe f1 [ <span class="traceAbsent">-schedule: f1</span> <span class="Delimiter">:(before "End Scheduler Cleanup")</span> -<span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</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 == COMPLETED<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</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>parent_index < <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// root thread</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>has_completed_parent<span class="Delimiter">(</span>i<span class="Delimiter">))</span> <span class="Delimiter">{</span> +for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state == COMPLETED<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> + if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>parent_index < <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// root thread</span> + if <span class="Delimiter">(</span>has_completed_parent<span class="Delimiter">(</span>i<span class="Delimiter">))</span> <span class="Delimiter">{</span> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state = COMPLETED<span class="Delimiter">;</span> <span class="Delimiter">}</span> <span class="Delimiter">}</span> <span class="Delimiter">:(code)</span> -<span class="Normal">bool</span> has_completed_parent<span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> routine_index<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> j = routine_index<span class="Delimiter">;</span> j >= <span class="Constant">0</span><span class="Delimiter">;</span> j = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-></span>parent_index<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-></span>state == COMPLETED<span class="Delimiter">)</span> +bool has_completed_parent<span class="Delimiter">(</span>long long int routine_index<span class="Delimiter">)</span> <span class="Delimiter">{</span> + for <span class="Delimiter">(</span>long long int j = routine_index<span class="Delimiter">;</span> j >= <span class="Constant">0</span><span class="Delimiter">;</span> j = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-></span>parent_index<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)-></span>state == COMPLETED<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> @@ -317,19 +328,19 @@ ROUTINE_STATE<span class="Delimiter">,</span> <span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> Recipe_ordinal[<span class="Constant">"routine-state"</span>] = ROUTINE_STATE<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span class="Normal">case</span> ROUTINE_STATE: <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +case ROUTINE_STATE: <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'routine-state' requires exactly one ingredient, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<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> + if <span class="Delimiter">(</span>!scalar<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> raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'routine-state' should be a routine id generated by 'start-running', but got "</span> << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> - <span class="Normal">long</span> <span class="Normal">long</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 class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = -<span class="Constant">1</span><span class="Delimiter">;</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</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> + long long int 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> + long long int result = -<span class="Constant">1</span><span class="Delimiter">;</span> + for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <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> result = Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state<span class="Delimiter">;</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> @@ -346,18 +357,18 @@ RESTART<span class="Delimiter">,</span> <span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> Recipe_ordinal[<span class="Constant">"restart"</span>] = RESTART<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span class="Normal">case</span> RESTART: <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +case RESTART: <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'restart' requires exactly one ingredient, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<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> + if <span class="Delimiter">(</span>!scalar<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> raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'restart' should be a routine id generated by 'start-running', but got "</span> << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> - <span class="Normal">long</span> <span class="Normal">long</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 class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</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> + long long int 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> + for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <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> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state = RUNNING<span class="Delimiter">;</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> @@ -370,18 +381,18 @@ STOP<span class="Delimiter">,</span> <span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> Recipe_ordinal[<span class="Constant">"stop"</span>] = STOP<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span class="Normal">case</span> STOP: <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +case STOP: <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'stop' requires exactly one ingredient, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>!scalar<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> + if <span class="Delimiter">(</span>!scalar<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> raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'stop' should be a routine id generated by 'start-running', but got "</span> << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> - <span class="Normal">long</span> <span class="Normal">long</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 class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</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> + long long int 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> + for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <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> Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state = COMPLETED<span class="Delimiter">;</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> @@ -394,12 +405,75 @@ _DUMP_ROUTINES<span class="Delimiter">,</span> <span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> Recipe_ordinal[<span class="Constant">"$dump-routines"</span>] = _DUMP_ROUTINES<span class="Delimiter">;</span> <span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span class="Normal">case</span> _DUMP_ROUTINES: <span class="Delimiter">{</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> +case _DUMP_ROUTINES: <span class="Delimiter">{</span> + for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> cerr << i << <span class="Constant">": "</span> << Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>id << <span class="Constant">' '</span> << Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>state << <span class="Constant">' '</span> << Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>parent_index << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> + +<span class="Comment">//: support for stopping routines after some number of cycles</span> + +<span class="Delimiter">:(scenario routine_discontinues_past_limit)</span> +<span class="Special">% Scheduling_interval = 2;</span> +recipe f1 [ + <span class="Constant">1</span>:number/child-id<span class="Special"> <- </span>start-running f2:recipe + limit-time <span class="Constant">1</span>:number/child-id<span class="Delimiter">,</span> <span class="Constant">1</span> +] +recipe f2 [ +<span class="Delimiter">{</span> + loop <span class="Comment"># run forever</span> +<span class="Delimiter">}</span> +] +<span class="Comment"># f2 terminates</span> +<span class="traceContains">+schedule: discontinuing routine 2</span> + +<span class="Delimiter">:(before "End routine States")</span> +DISCONTINUED<span class="Delimiter">,</span> +<span class="Delimiter">:(before "End Scheduler State Transitions")</span> +if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-></span>limit >= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-></span>limit <= Scheduling_interval<span class="Delimiter">)</span> <span class="Delimiter">{</span> + trace<span class="Delimiter">(</span><span class="Constant">"schedule"</span><span class="Delimiter">)</span> << <span class="Constant">"discontinuing routine "</span> << Current_routine<span class="Delimiter">-></span>id << end<span class="Delimiter">();</span> + Current_routine<span class="Delimiter">-></span>state = DISCONTINUED<span class="Delimiter">;</span> + Current_routine<span class="Delimiter">-></span>limit = <span class="Constant">0</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + else <span class="Delimiter">{</span> + Current_routine<span class="Delimiter">-></span>limit -= Scheduling_interval<span class="Delimiter">;</span> + <span class="Delimiter">}</span> +<span class="Delimiter">}</span> + +<span class="Delimiter">:(before "End routine Fields")</span> +long long int limit<span class="Delimiter">;</span> +<span class="Delimiter">:(before "End routine Constructor")</span> +limit = -<span class="Constant">1</span><span class="Delimiter">;</span> <span class="Comment">/*</span><span class="Comment"> no limit </span><span class="Comment">*/</span> + +<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +LIMIT_TIME<span class="Delimiter">,</span> +<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +Recipe_ordinal[<span class="Constant">"limit-time"</span>] = LIMIT_TIME<span class="Delimiter">;</span> +<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +case LIMIT_TIME: <span class="Delimiter">{</span> + if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'limit-time' requires exactly two ingredient, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + if <span class="Delimiter">(</span>!scalar<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> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'limit-time' should be a routine id generated by 'start-running', but got "</span> << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> + raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": second ingredient of 'limit-time' should be a number (of instructions to run for), but got "</span> << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + long long int 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> + for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Routines<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> + if <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> + Routines<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)-></span>limit = 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 class="Identifier">break</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + <span class="Delimiter">}</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> +<span class="Delimiter">}</span> </pre> </body> </html> |