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Issue 574005: Fix issue 597: builtins and stubs are missing in profiler log when using snapshots. (Closed)
Patch Set: Created 10 years, 10 months ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 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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285 // retrieve previously written messages. See v8.h. 285 // retrieve previously written messages. See v8.h.
286 static int GetLogLines(int from_pos, char* dest_buf, int max_size); 286 static int GetLogLines(int from_pos, char* dest_buf, int max_size);
287 287
288 // Logs all compiled functions found in the heap. 288 // Logs all compiled functions found in the heap.
289 static void LogCompiledFunctions(); 289 static void LogCompiledFunctions();
290 // Logs all compiled JSFunction objects found in the heap. 290 // Logs all compiled JSFunction objects found in the heap.
291 static void LogFunctionObjects(); 291 static void LogFunctionObjects();
292 // Logs all accessor callbacks found in the heap. 292 // Logs all accessor callbacks found in the heap.
293 static void LogAccessorCallbacks(); 293 static void LogAccessorCallbacks();
294 // Used for logging stubs found in the snapshot. 294 // Used for logging stubs found in the snapshot.
295 static void LogCodeObject(Object* code_object); 295 static void LogCodeObjects();
296 296
297 private: 297 private:
298 298
299 // Profiler's sampling interval (in milliseconds). 299 // Profiler's sampling interval (in milliseconds).
300 static const int kSamplingIntervalMs = 1; 300 static const int kSamplingIntervalMs = 1;
301 301
302 // Size of window used for log records compression. 302 // Size of window used for log records compression.
303 static const int kCompressionWindowSize = 4; 303 static const int kCompressionWindowSize = 4;
304 304
305 // Emits the profiler's first message. 305 // Emits the profiler's first message.
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318 // Internal configurable move event. 318 // Internal configurable move event.
319 static void DeleteEventInternal(LogEventsAndTags event, 319 static void DeleteEventInternal(LogEventsAndTags event,
320 Address from); 320 Address from);
321 321
322 // Emits aliases for compressed messages. 322 // Emits aliases for compressed messages.
323 static void LogAliases(); 323 static void LogAliases();
324 324
325 // Emits the source code of a regexp. Used by regexp events. 325 // Emits the source code of a regexp. Used by regexp events.
326 static void LogRegExpSource(Handle<JSRegExp> regexp); 326 static void LogRegExpSource(Handle<JSRegExp> regexp);
327 327
328 // Used for logging stubs found in the snapshot.
329 static void LogCodeObject(Object* code_object);
330
328 // Emits a profiler tick event. Used by the profiler thread. 331 // Emits a profiler tick event. Used by the profiler thread.
329 static void TickEvent(TickSample* sample, bool overflow); 332 static void TickEvent(TickSample* sample, bool overflow);
330 333
331 static void ApiEvent(const char* name, ...); 334 static void ApiEvent(const char* name, ...);
332 335
333 // Logs a StringEvent regardless of whether FLAG_log is true. 336 // Logs a StringEvent regardless of whether FLAG_log is true.
334 static void UncheckedStringEvent(const char* name, const char* value); 337 static void UncheckedStringEvent(const char* name, const char* value);
335 338
336 // Stops logging and profiling in case of insufficient resources. 339 // Stops logging and profiling in case of insufficient resources.
337 static void StopLoggingAndProfiling(); 340 static void StopLoggingAndProfiling();
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385 // Class that extracts stack trace, used for profiling. 388 // Class that extracts stack trace, used for profiling.
386 class StackTracer : public AllStatic { 389 class StackTracer : public AllStatic {
387 public: 390 public:
388 static void Trace(TickSample* sample); 391 static void Trace(TickSample* sample);
389 }; 392 };
390 393
391 394
392 } } // namespace v8::internal 395 } } // namespace v8::internal
393 396
394 #endif // V8_LOG_H_ 397 #endif // V8_LOG_H_
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