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 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 31 | #include "isolate.h" |
ager@chromium.org | ce5e87b | 2010-03-10 10:24:18 +0000 | [diff] [blame] | 32 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 33 | namespace v8 { |
| 34 | namespace internal { |
| 35 | |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 36 | class HeapSnapshot; |
| 37 | class HeapSnapshotsCollection; |
| 38 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 39 | #define HEAP_PROFILE(heap, call) \ |
| 40 | do { \ |
| 41 | v8::internal::HeapProfiler* profiler = heap->isolate()->heap_profiler(); \ |
| 42 | if (profiler != NULL && profiler->is_profiling()) { \ |
| 43 | profiler->call; \ |
| 44 | } \ |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 45 | } while (false) |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 46 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 47 | class HeapProfiler { |
| 48 | public: |
erik.corry@gmail.com | f2038fb | 2012-01-16 11:42:08 +0000 | [diff] [blame] | 49 | static void SetUp(); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 50 | static void TearDown(); |
ricow@chromium.org | 5ad5ace | 2010-06-23 09:06:43 +0000 | [diff] [blame] | 51 | |
mmassi@chromium.org | 7028c05 | 2012-06-13 11:51:58 +0000 | [diff] [blame] | 52 | static size_t GetMemorySizeUsedByProfiler(); |
| 53 | |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 54 | static HeapSnapshot* TakeSnapshot( |
| 55 | const char* name, |
| 56 | int type, |
| 57 | v8::ActivityControl* control, |
| 58 | v8::HeapProfiler::ObjectNameResolver* resolver); |
| 59 | static HeapSnapshot* TakeSnapshot( |
| 60 | String* name, |
| 61 | int type, |
| 62 | v8::ActivityControl* control, |
| 63 | v8::HeapProfiler::ObjectNameResolver* resolver); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 64 | |
| 65 | static void StartHeapObjectsTracking(); |
| 66 | static void StopHeapObjectsTracking(); |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 67 | static SnapshotObjectId PushHeapObjectsStats(OutputStream* stream); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 68 | static int GetSnapshotsCount(); |
| 69 | static HeapSnapshot* GetSnapshot(int index); |
| 70 | static HeapSnapshot* FindSnapshot(unsigned uid); |
erik.corry@gmail.com | ed49e96 | 2012-04-17 11:57:53 +0000 | [diff] [blame] | 71 | static SnapshotObjectId GetSnapshotObjectId(Handle<Object> obj); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 72 | static void DeleteAllSnapshots(); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 73 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 74 | void ObjectMoveEvent(Address from, Address to); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 75 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 76 | void DefineWrapperClass( |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 77 | uint16_t class_id, v8::HeapProfiler::WrapperInfoCallback callback); |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 78 | |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 79 | v8::RetainedObjectInfo* ExecuteWrapperClassCallback(uint16_t class_id, |
| 80 | Object** wrapper); |
| 81 | INLINE(bool is_profiling()) { |
| 82 | return snapshots_->is_tracking_objects(); |
ricow@chromium.org | 4980dff | 2010-07-19 08:33:45 +0000 | [diff] [blame] | 83 | } |
| 84 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 85 | private: |
hpayer@chromium.org | 7c3372b | 2013-02-13 17:26:04 +0000 | [diff] [blame] | 86 | explicit HeapProfiler(Heap* heap); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 87 | ~HeapProfiler(); |
mstarzinger@chromium.org | 32280cf | 2012-12-06 17:32:37 +0000 | [diff] [blame] | 88 | HeapSnapshot* TakeSnapshotImpl( |
| 89 | const char* name, |
| 90 | int type, |
| 91 | v8::ActivityControl* control, |
| 92 | v8::HeapProfiler::ObjectNameResolver* resolver); |
| 93 | HeapSnapshot* TakeSnapshotImpl( |
| 94 | String* name, |
| 95 | int type, |
| 96 | v8::ActivityControl* control, |
| 97 | v8::HeapProfiler::ObjectNameResolver* resolver); |
sgjesse@chromium.org | ea88ce9 | 2011-03-23 11:19:56 +0000 | [diff] [blame] | 98 | void ResetSnapshots(); |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 99 | |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 100 | void StartHeapObjectsTrackingImpl(); |
| 101 | void StopHeapObjectsTrackingImpl(); |
rossberg@chromium.org | 400388e | 2012-06-06 09:29:22 +0000 | [diff] [blame] | 102 | SnapshotObjectId PushHeapObjectsStatsImpl(OutputStream* stream); |
jkummerow@chromium.org | 28faa98 | 2012-04-13 09:58:30 +0000 | [diff] [blame] | 103 | |
hpayer@chromium.org | 7c3372b | 2013-02-13 17:26:04 +0000 | [diff] [blame] | 104 | Heap* heap() const { return snapshots_->heap(); } |
| 105 | |
whesse@chromium.org | 2c186ca | 2010-06-16 11:32:39 +0000 | [diff] [blame] | 106 | HeapSnapshotsCollection* snapshots_; |
| 107 | unsigned next_snapshot_uid_; |
whesse@chromium.org | b08986c | 2011-03-14 16:13:42 +0000 | [diff] [blame] | 108 | List<v8::HeapProfiler::WrapperInfoCallback> wrapper_callbacks_; |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 109 | }; |
| 110 | |
christian.plesner.hansen@gmail.com | 2bc58ef | 2009-09-22 10:00:30 +0000 | [diff] [blame] | 111 | } } // namespace v8::internal |
| 112 | |
| 113 | #endif // V8_HEAP_PROFILER_H_ |