ager@chromium.org | 5f0c45f | 2010-12-17 08:51:21 +0000 | [diff] [blame] | 1 | // Copyright 2009-2010 the V8 project authors. All rights reserved. |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #ifndef V8_HEAP_PROFILER_H_ |
| 29 | #define V8_HEAP_PROFILER_H_ |
| 30 | |
machenbach@chromium.org | c1789ee | 2013-07-05 07:09:57 +0000 | [diff] [blame] | 31 | #include "heap-snapshot-generator-inl.h" |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 32 | #include "isolate.h" |
ager@chromium.org | ce5e87b | 2010-03-10 10:24:18 +0000 | [diff] [blame] | 33 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 34 | namespace v8 { |
| 35 | namespace internal { |
| 36 | |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 37 | class HeapSnapshot; |
| 38 | class HeapSnapshotsCollection; |
| 39 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 40 | #define HEAP_PROFILE(heap, call) \ |
| 41 | do { \ |
| 42 | v8::internal::HeapProfiler* profiler = heap->isolate()->heap_profiler(); \ |
| 43 | if (profiler != NULL && profiler->is_profiling()) { \ |
| 44 | profiler->call; \ |
| 45 | } \ |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 46 | } while (false) |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 47 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 48 | class HeapProfiler { |
| 49 | public: |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 50 | explicit HeapProfiler(Heap* heap); |
| 51 | ~HeapProfiler(); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 52 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 53 | size_t GetMemorySizeUsedByProfiler(); |
mmassi@chromium.org | 7028c05 | 2012-06-13 11:51:58 +0000 | [diff] [blame] | 54 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 55 | HeapSnapshot* TakeSnapshot( |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 56 | const char* name, |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 57 | v8::ActivityControl* control, |
| 58 | v8::HeapProfiler::ObjectNameResolver* resolver); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 59 | HeapSnapshot* TakeSnapshot( |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 60 | String* name, |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 61 | v8::ActivityControl* control, |
| 62 | v8::HeapProfiler::ObjectNameResolver* resolver); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 63 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 64 | void StartHeapObjectsTracking(); |
| 65 | void StopHeapObjectsTracking(); |
mstarzinger@chromium.org | a2e1a40 | 2013-10-15 08:25:05 +0000 | [diff] [blame] | 66 | |
| 67 | static void RecordObjectAllocationFromMasm(Isolate* isolate, |
| 68 | Address obj, |
| 69 | int size); |
| 70 | |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 71 | SnapshotObjectId PushHeapObjectsStats(OutputStream* stream); |
| 72 | int GetSnapshotsCount(); |
| 73 | HeapSnapshot* GetSnapshot(int index); |
mstarzinger@chromium.org | f705b50 | 2013-04-04 11:38:09 +0000 | [diff] [blame] | 74 | SnapshotObjectId GetSnapshotObjectId(Handle<Object> obj); |
| 75 | void DeleteAllSnapshots(); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 76 | |
mstarzinger@chromium.org | a2e1a40 | 2013-10-15 08:25:05 +0000 | [diff] [blame] | 77 | void ObjectMoveEvent(Address from, Address to, int size); |
| 78 | |
| 79 | void NewObjectEvent(Address addr, int size); |
| 80 | |
| 81 | void UpdateObjectSizeEvent(Address addr, int size); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 82 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 83 | void DefineWrapperClass( |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 84 | uint16_t class_id, v8::HeapProfiler::WrapperInfoCallback callback); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 85 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 86 | v8::RetainedObjectInfo* ExecuteWrapperClassCallback(uint16_t class_id, |
| 87 | Object** wrapper); |
| 88 | INLINE(bool is_profiling()) { |
| 89 | return snapshots_->is_tracking_objects(); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 90 | } |
| 91 | |
danno@chromium.org | ca29dd8 | 2013-04-26 11:59:48 +0000 | [diff] [blame] | 92 | void SetRetainedObjectInfo(UniqueId id, RetainedObjectInfo* info); |
| 93 | |
mstarzinger@chromium.org | a2e1a40 | 2013-10-15 08:25:05 +0000 | [diff] [blame] | 94 | bool is_tracking_allocations() { |
| 95 | return is_tracking_allocations_; |
| 96 | } |
| 97 | |
| 98 | void StartHeapAllocationsRecording(); |
| 99 | void StopHeapAllocationsRecording(); |
| 100 | |
| 101 | int FindUntrackedObjects() { |
| 102 | return snapshots_->FindUntrackedObjects(); |
| 103 | } |
| 104 | |
| 105 | void DropCompiledCode(); |
| 106 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 107 | private: |
hpayer@chromium.org | 7c3372b | 2013-02-13 17:26:04 +0000 | [diff] [blame] | 108 | Heap* heap() const { return snapshots_->heap(); } |
| 109 | |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 110 | HeapSnapshotsCollection* snapshots_; |
| 111 | unsigned next_snapshot_uid_; |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 112 | List<v8::HeapProfiler::WrapperInfoCallback> wrapper_callbacks_; |
mstarzinger@chromium.org | a2e1a40 | 2013-10-15 08:25:05 +0000 | [diff] [blame] | 113 | bool is_tracking_allocations_; |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 114 | }; |
| 115 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 116 | } } // namespace v8::internal |
| 117 | |
| 118 | #endif // V8_HEAP_PROFILER_H_ |