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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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| 393 double last_wall_time_; | 393 double last_wall_time_; |
| 394 | 394 |
| 395 DISALLOW_COPY_AND_ASSIGN(SampleRateCalculator); | 395 DISALLOW_COPY_AND_ASSIGN(SampleRateCalculator); |
| 396 }; | 396 }; |
| 397 | 397 |
| 398 | 398 |
| 399 class ProfileGenerator { | 399 class ProfileGenerator { |
| 400 public: | 400 public: |
| 401 explicit ProfileGenerator(CpuProfilesCollection* profiles); | 401 explicit ProfileGenerator(CpuProfilesCollection* profiles); |
| 402 | 402 |
| 403 INLINE(CodeEntry* NewCodeEntry(Logger::LogEventsAndTags tag, | |
| 404 Name* name, | |
| 405 String* resource_name, | |
| 406 int line_number)) { | |
| 407 return profiles_->NewCodeEntry(tag, name, resource_name, line_number); | |
| 408 } | |
| 409 | |
| 410 INLINE(CodeEntry* NewCodeEntry(Logger::LogEventsAndTags tag, | |
| 411 const char* name)) { | |
| 412 return profiles_->NewCodeEntry(tag, name); | |
| 413 } | |
| 414 | |
| 415 INLINE(CodeEntry* NewCodeEntry(Logger::LogEventsAndTags tag, | |
| 416 const char* name_prefix, | |
| 417 Name* name)) { | |
| 418 return profiles_->NewCodeEntry(tag, name_prefix, name); | |
| 419 } | |
| 420 | |
| 421 INLINE(CodeEntry* NewCodeEntry(Logger::LogEventsAndTags tag, | |
| 422 int args_count)) { | |
| 423 return profiles_->NewCodeEntry(tag, args_count); | |
| 424 } | |
| 425 | |
| 426 INLINE(CodeEntry* NewCodeEntry(int security_token_id)) { | |
| 427 return profiles_->NewCodeEntry(security_token_id); | |
| 428 } | |
| 429 | |
| 430 void RecordTickSample(const TickSample& sample); | 403 void RecordTickSample(const TickSample& sample); |
| 431 | 404 |
| 432 INLINE(CodeMap* code_map()) { return &code_map_; } | 405 INLINE(CodeMap* code_map()) { return &code_map_; } |
| 433 | 406 |
| 434 INLINE(void Tick()) { sample_rate_calc_.Tick(); } | 407 INLINE(void Tick()) { sample_rate_calc_.Tick(); } |
| 435 INLINE(double actual_sampling_rate()) { | 408 INLINE(double actual_sampling_rate()) { |
| 436 return sample_rate_calc_.ticks_per_ms(); | 409 return sample_rate_calc_.ticks_per_ms(); |
| 437 } | 410 } |
| 438 | 411 |
| 439 static const char* const kAnonymousFunctionName; | 412 static const char* const kAnonymousFunctionName; |
| 440 static const char* const kProgramEntryName; | 413 static const char* const kProgramEntryName; |
| 441 static const char* const kGarbageCollectorEntryName; | 414 static const char* const kGarbageCollectorEntryName; |
| 442 | 415 |
| 443 private: | 416 private: |
| 444 INLINE(CodeEntry* EntryForVMState(StateTag tag)); | 417 INLINE(CodeEntry* EntryForVMState(StateTag tag)); |
| 445 | 418 |
| 446 CpuProfilesCollection* profiles_; | 419 CpuProfilesCollection* profiles_; |
| 447 CodeMap code_map_; | 420 CodeMap code_map_; |
| 448 CodeEntry* program_entry_; | 421 CodeEntry* program_entry_; |
| 449 CodeEntry* gc_entry_; | 422 CodeEntry* gc_entry_; |
| 450 SampleRateCalculator sample_rate_calc_; | 423 SampleRateCalculator sample_rate_calc_; |
| 451 | 424 |
| 452 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); | 425 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); |
| 453 }; | 426 }; |
| 454 | 427 |
| 455 | 428 |
| 456 } } // namespace v8::internal | 429 } } // namespace v8::internal |
| 457 | 430 |
| 458 #endif // V8_PROFILE_GENERATOR_H_ | 431 #endif // V8_PROFILE_GENERATOR_H_ |
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