Chromium Code Reviews| OLD | NEW |
|---|---|
| 1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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 |
| (...skipping 21 matching lines...) Expand all Loading... | |
| 32 #include "zone-inl.h" | 32 #include "zone-inl.h" |
| 33 | 33 |
| 34 namespace v8 { | 34 namespace v8 { |
| 35 namespace internal { | 35 namespace internal { |
| 36 | 36 |
| 37 #ifdef ENABLE_LOGGING_AND_PROFILING | 37 #ifdef ENABLE_LOGGING_AND_PROFILING |
| 38 | 38 |
| 39 class HeapSnapshot; | 39 class HeapSnapshot; |
| 40 class HeapSnapshotsCollection; | 40 class HeapSnapshotsCollection; |
| 41 | 41 |
| 42 #define HEAP_PROFILE(Call) \ | 42 #define HEAP_PROFILE(heap, call) \ |
| 43 do { \ | 43 do { \ |
| 44 if (v8::internal::HeapProfiler::is_profiling()) { \ | 44 v8::internal::HeapProfiler* profiler = heap->isolate()->heap_profiler(); \ |
| 45 v8::internal::HeapProfiler::Call; \ | 45 if (profiler && profiler->is_profiling()) { \ |
|
Vitaly Repeshko
2010/09/10 12:35:25
nit: Use explicit != NULL comparison.
| |
| 46 } \ | 46 profiler->call; \ |
| 47 } \ | |
| 47 } while (false) | 48 } while (false) |
| 48 #else | 49 #else |
| 49 #define HEAP_PROFILE(Call) ((void) 0) | 50 #define HEAP_PROFILE(heap, call) ((void) 0) |
| 50 #endif // ENABLE_LOGGING_AND_PROFILING | 51 #endif // ENABLE_LOGGING_AND_PROFILING |
| 51 | 52 |
| 52 // The HeapProfiler writes data to the log files, which can be postprocessed | 53 // The HeapProfiler writes data to the log files, which can be postprocessed |
| 53 // to generate .hp files for use by the GHC/Valgrind tool hp2ps. | 54 // to generate .hp files for use by the GHC/Valgrind tool hp2ps. |
| 54 class HeapProfiler { | 55 class HeapProfiler { |
| 55 public: | 56 public: |
| 56 static void Setup(); | 57 static void Setup(); |
| 57 static void TearDown(); | 58 static void TearDown(); |
| 58 | 59 |
| 59 #ifdef ENABLE_LOGGING_AND_PROFILING | 60 #ifdef ENABLE_LOGGING_AND_PROFILING |
| 60 static HeapSnapshot* TakeSnapshot(const char* name, int type); | 61 static HeapSnapshot* TakeSnapshot(const char* name, int type); |
| 61 static HeapSnapshot* TakeSnapshot(String* name, int type); | 62 static HeapSnapshot* TakeSnapshot(String* name, int type); |
| 62 static int GetSnapshotsCount(); | 63 static int GetSnapshotsCount(); |
| 63 static HeapSnapshot* GetSnapshot(int index); | 64 static HeapSnapshot* GetSnapshot(int index); |
| 64 static HeapSnapshot* FindSnapshot(unsigned uid); | 65 static HeapSnapshot* FindSnapshot(unsigned uid); |
| 65 | 66 |
| 66 static void ObjectMoveEvent(Address from, Address to); | 67 void ObjectMoveEvent(Address from, Address to); |
| 67 | 68 |
| 68 static INLINE(bool is_profiling()) { | 69 INLINE(bool is_profiling()) { |
| 69 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | 70 return snapshots_->is_tracking_objects(); |
| 70 return profiler != NULL && profiler->snapshots_->is_tracking_objects(); | |
| 71 } | 71 } |
| 72 | 72 |
| 73 // Obsolete interface. | 73 // Obsolete interface. |
| 74 // Write a single heap sample to the log file. | 74 // Write a single heap sample to the log file. |
| 75 static void WriteSample(); | 75 static void WriteSample(); |
| 76 | 76 |
| 77 private: | 77 private: |
| 78 HeapProfiler(); | 78 HeapProfiler(); |
| 79 ~HeapProfiler(); | 79 ~HeapProfiler(); |
| 80 HeapSnapshot* TakeSnapshotImpl(const char* name, int type); | 80 HeapSnapshot* TakeSnapshotImpl(const char* name, int type); |
| (...skipping 289 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
| 370 friend class Isolate; | 370 friend class Isolate; |
| 371 | 371 |
| 372 DISALLOW_COPY_AND_ASSIGN(ProducerHeapProfile); | 372 DISALLOW_COPY_AND_ASSIGN(ProducerHeapProfile); |
| 373 }; | 373 }; |
| 374 | 374 |
| 375 #endif // ENABLE_LOGGING_AND_PROFILING | 375 #endif // ENABLE_LOGGING_AND_PROFILING |
| 376 | 376 |
| 377 } } // namespace v8::internal | 377 } } // namespace v8::internal |
| 378 | 378 |
| 379 #endif // V8_HEAP_PROFILER_H_ | 379 #endif // V8_HEAP_PROFILER_H_ |
| OLD | NEW |