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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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303 Isolate* isolate_; | 303 Isolate* isolate_; |
304 const char* name_; | 304 const char* name_; |
305 }; | 305 }; |
306 | 306 |
307 // ==== Events logged by --log-regexp ==== | 307 // ==== Events logged by --log-regexp ==== |
308 // Regexp compilation and execution events. | 308 // Regexp compilation and execution events. |
309 | 309 |
310 void RegExpCompileEvent(Handle<JSRegExp> regexp, bool in_cache); | 310 void RegExpCompileEvent(Handle<JSRegExp> regexp, bool in_cache); |
311 | 311 |
312 // Log an event reported from generated code | 312 // Log an event reported from generated code |
313 void LogRuntime(Vector<const char> format, JSArray* args); | 313 void LogRuntime(Isolate* isolate, Vector<const char> format, JSArray* args); |
314 | 314 |
315 bool is_logging() { | 315 bool is_logging() { |
316 return logging_nesting_ > 0; | 316 return logging_nesting_ > 0; |
317 } | 317 } |
318 | 318 |
319 bool is_logging_code_events() { | 319 bool is_logging_code_events() { |
320 return is_logging() || code_event_handler_ != NULL; | 320 return is_logging() || code_event_handler_ != NULL; |
321 } | 321 } |
322 | 322 |
323 // Pause/Resume collection of profiling data. | 323 // Pause/Resume collection of profiling data. |
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348 static const int kSamplingIntervalMs = 1; | 348 static const int kSamplingIntervalMs = 1; |
349 #endif | 349 #endif |
350 | 350 |
351 // Callback from Log, stops profiling in case of insufficient resources. | 351 // Callback from Log, stops profiling in case of insufficient resources. |
352 void LogFailure(); | 352 void LogFailure(); |
353 | 353 |
354 private: | 354 private: |
355 class NameBuffer; | 355 class NameBuffer; |
356 class NameMap; | 356 class NameMap; |
357 | 357 |
358 Logger(); | 358 explicit Logger(Isolate* isolate); |
359 ~Logger(); | 359 ~Logger(); |
360 | 360 |
361 // Issue code notifications. | 361 // Issue code notifications. |
362 void IssueCodeAddedEvent(Code* code, const char* name, size_t name_len); | 362 void IssueCodeAddedEvent(Code* code, const char* name, size_t name_len); |
363 void IssueCodeMovedEvent(Address from, Address to); | 363 void IssueCodeMovedEvent(Address from, Address to); |
364 void IssueCodeRemovedEvent(Address from); | 364 void IssueCodeRemovedEvent(Address from); |
365 | 365 |
366 // Emits the profiler's first message. | 366 // Emits the profiler's first message. |
367 void ProfilerBeginEvent(); | 367 void ProfilerBeginEvent(); |
368 | 368 |
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415 // Logs a StringEvent regardless of whether FLAG_log is true. | 415 // Logs a StringEvent regardless of whether FLAG_log is true. |
416 void UncheckedStringEvent(const char* name, const char* value); | 416 void UncheckedStringEvent(const char* name, const char* value); |
417 | 417 |
418 // Logs an IntEvent regardless of whether FLAG_log is true. | 418 // Logs an IntEvent regardless of whether FLAG_log is true. |
419 void UncheckedIntEvent(const char* name, int value); | 419 void UncheckedIntEvent(const char* name, int value); |
420 void UncheckedIntPtrTEvent(const char* name, intptr_t value); | 420 void UncheckedIntPtrTEvent(const char* name, intptr_t value); |
421 | 421 |
422 // Returns whether profiler's sampler is active. | 422 // Returns whether profiler's sampler is active. |
423 bool IsProfilerSamplerActive(); | 423 bool IsProfilerSamplerActive(); |
424 | 424 |
| 425 Isolate* isolate_; |
| 426 |
425 // The sampler used by the profiler and the sliding state window. | 427 // The sampler used by the profiler and the sliding state window. |
426 Ticker* ticker_; | 428 Ticker* ticker_; |
427 | 429 |
428 // When the statistical profile is active, profiler_ | 430 // When the statistical profile is active, profiler_ |
429 // points to a Profiler, that handles collection | 431 // points to a Profiler, that handles collection |
430 // of samples. | 432 // of samples. |
431 Profiler* profiler_; | 433 Profiler* profiler_; |
432 | 434 |
433 // An array of log events names. | 435 // An array of log events names. |
434 const char* const* log_events_; | 436 const char* const* log_events_; |
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516 // Class that extracts stack trace, used for profiling. | 518 // Class that extracts stack trace, used for profiling. |
517 class StackTracer : public AllStatic { | 519 class StackTracer : public AllStatic { |
518 public: | 520 public: |
519 static void Trace(Isolate* isolate, TickSample* sample); | 521 static void Trace(Isolate* isolate, TickSample* sample); |
520 }; | 522 }; |
521 | 523 |
522 } } // namespace v8::internal | 524 } } // namespace v8::internal |
523 | 525 |
524 | 526 |
525 #endif // V8_LOG_H_ | 527 #endif // V8_LOG_H_ |
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