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1 //===- subzero/src/IceGlobalContext.h - Global context defs -----*- C++ -*-===// | 1 //===- subzero/src/IceGlobalContext.h - Global context defs -----*- C++ -*-===// |
2 // | 2 // |
3 // The Subzero Code Generator | 3 // The Subzero Code Generator |
4 // | 4 // |
5 // This file is distributed under the University of Illinois Open Source | 5 // This file is distributed under the University of Illinois Open Source |
6 // License. See LICENSE.TXT for details. | 6 // License. See LICENSE.TXT for details. |
7 // | 7 // |
8 //===----------------------------------------------------------------------===// | 8 //===----------------------------------------------------------------------===// |
9 /// | 9 /// |
10 /// \file | 10 /// \file |
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111 TimerList(const TimerList &) = delete; | 111 TimerList(const TimerList &) = delete; |
112 TimerList &operator=(const TimerList &) = delete; | 112 TimerList &operator=(const TimerList &) = delete; |
113 | 113 |
114 public: | 114 public: |
115 TimerList() = default; | 115 TimerList() = default; |
116 /// initInto() initializes a target list of timers based on the | 116 /// initInto() initializes a target list of timers based on the |
117 /// current list. In particular, it creates the same number of | 117 /// current list. In particular, it creates the same number of |
118 /// timers, in the same order, with the same names, but initially | 118 /// timers, in the same order, with the same names, but initially |
119 /// empty of timing data. | 119 /// empty of timing data. |
120 void initInto(TimerList &Dest) const { | 120 void initInto(TimerList &Dest) const { |
121 if (!BuildDefs::dump()) | 121 if (!BuildDefs::timers()) |
122 return; | 122 return; |
123 Dest.clear(); | 123 Dest.clear(); |
124 for (const TimerStack &Stack : *this) { | 124 for (const TimerStack &Stack : *this) { |
125 Dest.push_back(TimerStack(Stack.getName())); | 125 Dest.push_back(TimerStack(Stack.getName())); |
126 } | 126 } |
127 } | 127 } |
128 void mergeFrom(TimerList &Src) { | 128 void mergeFrom(TimerList &Src) { |
129 if (!BuildDefs::dump()) | 129 if (!BuildDefs::timers()) |
130 return; | 130 return; |
131 assert(size() == Src.size()); | 131 assert(size() == Src.size()); |
132 size_type i = 0; | 132 size_type i = 0; |
133 for (TimerStack &Stack : *this) { | 133 for (TimerStack &Stack : *this) { |
134 assert(Stack.getName() == Src[i].getName()); | 134 assert(Stack.getName() == Src[i].getName()); |
135 Stack.mergeFrom(Src[i]); | 135 Stack.mergeFrom(Src[i]); |
136 ++i; | 136 ++i; |
137 } | 137 } |
138 } | 138 } |
139 }; | 139 }; |
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374 TranslationThreads.clear(); | 374 TranslationThreads.clear(); |
375 | 375 |
376 // Only notify the emit queue to end after all the translation threads have | 376 // Only notify the emit queue to end after all the translation threads have |
377 // ended. | 377 // ended. |
378 emitQueueNotifyEnd(); | 378 emitQueueNotifyEnd(); |
379 for (std::thread &Worker : EmitterThreads) { | 379 for (std::thread &Worker : EmitterThreads) { |
380 Worker.join(); | 380 Worker.join(); |
381 } | 381 } |
382 EmitterThreads.clear(); | 382 EmitterThreads.clear(); |
383 | 383 |
384 if (BuildDefs::dump()) { | 384 if (BuildDefs::timers()) { |
385 auto Timers = getTimers(); | 385 auto Timers = getTimers(); |
386 for (ThreadContext *TLS : AllThreadContexts) | 386 for (ThreadContext *TLS : AllThreadContexts) |
387 Timers->mergeFrom(TLS->Timers); | 387 Timers->mergeFrom(TLS->Timers); |
388 } | 388 } |
389 if (BuildDefs::dump()) { | 389 if (BuildDefs::dump()) { |
390 // Do a separate loop over AllThreadContexts to avoid holding two locks | 390 // Do a separate loop over AllThreadContexts to avoid holding two locks |
391 // at once. | 391 // at once. |
392 auto Stats = getStatsCumulative(); | 392 auto Stats = getStatsCumulative(); |
393 for (ThreadContext *TLS : AllThreadContexts) | 393 for (ThreadContext *TLS : AllThreadContexts) |
394 Stats->add(TLS->StatsCumulative); | 394 Stats->add(TLS->StatsCumulative); |
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553 /// of code. | 553 /// of code. |
554 class TimerMarker { | 554 class TimerMarker { |
555 TimerMarker() = delete; | 555 TimerMarker() = delete; |
556 TimerMarker(const TimerMarker &) = delete; | 556 TimerMarker(const TimerMarker &) = delete; |
557 TimerMarker &operator=(const TimerMarker &) = delete; | 557 TimerMarker &operator=(const TimerMarker &) = delete; |
558 | 558 |
559 public: | 559 public: |
560 TimerMarker(TimerIdT ID, GlobalContext *Ctx, | 560 TimerMarker(TimerIdT ID, GlobalContext *Ctx, |
561 TimerStackIdT StackID = GlobalContext::TSK_Default) | 561 TimerStackIdT StackID = GlobalContext::TSK_Default) |
562 : ID(ID), Ctx(Ctx), StackID(StackID) { | 562 : ID(ID), Ctx(Ctx), StackID(StackID) { |
563 if (BuildDefs::dump()) | 563 if (BuildDefs::timers()) |
564 push(); | 564 push(); |
565 } | 565 } |
566 TimerMarker(TimerIdT ID, const Cfg *Func, | 566 TimerMarker(TimerIdT ID, const Cfg *Func, |
567 TimerStackIdT StackID = GlobalContext::TSK_Default) | 567 TimerStackIdT StackID = GlobalContext::TSK_Default) |
568 : ID(ID), Ctx(nullptr), StackID(StackID) { | 568 : ID(ID), Ctx(nullptr), StackID(StackID) { |
569 // Ctx gets set at the beginning of pushCfg(). | 569 // Ctx gets set at the beginning of pushCfg(). |
570 if (BuildDefs::dump()) | 570 if (BuildDefs::timers()) |
571 pushCfg(Func); | 571 pushCfg(Func); |
572 } | 572 } |
| 573 TimerMarker(GlobalContext *Ctx, const IceString &FuncName) |
| 574 : ID(getTimerIdFromFuncName(Ctx, FuncName)), Ctx(Ctx), |
| 575 StackID(GlobalContext::TSK_Funcs) { |
| 576 if (BuildDefs::timers()) |
| 577 push(); |
| 578 } |
573 | 579 |
574 ~TimerMarker() { | 580 ~TimerMarker() { |
575 if (BuildDefs::dump() && Active) | 581 if (BuildDefs::timers() && Active) |
576 Ctx->popTimer(ID, StackID); | 582 Ctx->popTimer(ID, StackID); |
577 } | 583 } |
578 | 584 |
579 private: | 585 private: |
580 void push(); | 586 void push(); |
581 void pushCfg(const Cfg *Func); | 587 void pushCfg(const Cfg *Func); |
| 588 static TimerIdT getTimerIdFromFuncName(GlobalContext *Ctx, |
| 589 const IceString &FuncName); |
582 const TimerIdT ID; | 590 const TimerIdT ID; |
583 GlobalContext *Ctx; | 591 GlobalContext *Ctx; |
584 const TimerStackIdT StackID; | 592 const TimerStackIdT StackID; |
585 bool Active = false; | 593 bool Active = false; |
586 }; | 594 }; |
587 | 595 |
588 /// Helper class for locking the streams and then automatically unlocking them. | 596 /// Helper class for locking the streams and then automatically unlocking them. |
589 class OstreamLocker { | 597 class OstreamLocker { |
590 private: | 598 private: |
591 OstreamLocker() = delete; | 599 OstreamLocker() = delete; |
592 OstreamLocker(const OstreamLocker &) = delete; | 600 OstreamLocker(const OstreamLocker &) = delete; |
593 OstreamLocker &operator=(const OstreamLocker &) = delete; | 601 OstreamLocker &operator=(const OstreamLocker &) = delete; |
594 | 602 |
595 public: | 603 public: |
596 explicit OstreamLocker(GlobalContext *Ctx) : Ctx(Ctx) { Ctx->lockStr(); } | 604 explicit OstreamLocker(GlobalContext *Ctx) : Ctx(Ctx) { Ctx->lockStr(); } |
597 ~OstreamLocker() { Ctx->unlockStr(); } | 605 ~OstreamLocker() { Ctx->unlockStr(); } |
598 | 606 |
599 private: | 607 private: |
600 GlobalContext *const Ctx; | 608 GlobalContext *const Ctx; |
601 }; | 609 }; |
602 | 610 |
603 } // end of namespace Ice | 611 } // end of namespace Ice |
604 | 612 |
605 #endif // SUBZERO_SRC_ICEGLOBALCONTEXT_H | 613 #endif // SUBZERO_SRC_ICEGLOBALCONTEXT_H |
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