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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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268 Address* stack); | 268 Address* stack); |
269 void HeapSampleStats(const char* space, const char* kind, | 269 void HeapSampleStats(const char* space, const char* kind, |
270 intptr_t capacity, intptr_t used); | 270 intptr_t capacity, intptr_t used); |
271 | 271 |
272 void SharedLibraryEvent(const char* library_path, | 272 void SharedLibraryEvent(const char* library_path, |
273 uintptr_t start, | 273 uintptr_t start, |
274 uintptr_t end); | 274 uintptr_t end); |
275 void SharedLibraryEvent(const wchar_t* library_path, | 275 void SharedLibraryEvent(const wchar_t* library_path, |
276 uintptr_t start, | 276 uintptr_t start, |
277 uintptr_t end); | 277 uintptr_t end); |
| 278 |
| 279 // ==== Events logged by --log-timer-events. ==== |
278 void TimerEvent(const char* name, int64_t start, int64_t end); | 280 void TimerEvent(const char* name, int64_t start, int64_t end); |
| 281 void ExternalSwitch(StateTag old_tag, StateTag new_tag); |
279 | 282 |
280 class TimerEventScope { | 283 class TimerEventScope { |
281 public: | 284 public: |
282 TimerEventScope(Isolate* isolate, const char* name) | 285 TimerEventScope(Isolate* isolate, const char* name) |
283 : isolate_(isolate), name_(name), start_(0) { | 286 : isolate_(isolate), name_(name), start_(0) { |
284 if (FLAG_log_timer_events) start_ = OS::Ticks(); | 287 if (FLAG_log_timer_events) start_ = OS::Ticks(); |
285 } | 288 } |
286 | 289 |
287 ~TimerEventScope() { | 290 ~TimerEventScope() { |
288 if (FLAG_log_timer_events) LogTimerEvent(); | 291 if (FLAG_log_timer_events) LogTimerEvent(); |
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469 Address last_address_; | 472 Address last_address_; |
470 // Logger::TickEvent(...) | 473 // Logger::TickEvent(...) |
471 Address prev_sp_; | 474 Address prev_sp_; |
472 Address prev_function_; | 475 Address prev_function_; |
473 // Logger::MoveEventInternal(...) | 476 // Logger::MoveEventInternal(...) |
474 Address prev_to_; | 477 Address prev_to_; |
475 // Logger::FunctionCreateEvent(...) | 478 // Logger::FunctionCreateEvent(...) |
476 Address prev_code_; | 479 Address prev_code_; |
477 | 480 |
478 int64_t epoch_; | 481 int64_t epoch_; |
| 482 static int64_t enter_external_; |
479 | 483 |
480 friend class CpuProfiler; | 484 friend class CpuProfiler; |
481 }; | 485 }; |
482 | 486 |
483 | 487 |
484 // Process wide registry of samplers. | 488 // Process wide registry of samplers. |
485 class SamplerRegistry : public AllStatic { | 489 class SamplerRegistry : public AllStatic { |
486 public: | 490 public: |
487 enum State { | 491 enum State { |
488 HAS_NO_SAMPLERS, | 492 HAS_NO_SAMPLERS, |
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518 // Class that extracts stack trace, used for profiling. | 522 // Class that extracts stack trace, used for profiling. |
519 class StackTracer : public AllStatic { | 523 class StackTracer : public AllStatic { |
520 public: | 524 public: |
521 static void Trace(Isolate* isolate, TickSample* sample); | 525 static void Trace(Isolate* isolate, TickSample* sample); |
522 }; | 526 }; |
523 | 527 |
524 } } // namespace v8::internal | 528 } } // namespace v8::internal |
525 | 529 |
526 | 530 |
527 #endif // V8_LOG_H_ | 531 #endif // V8_LOG_H_ |
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