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1 // Copyright 2009-2010 the V8 project authors. All rights reserved. | 1 // Copyright 2009-2010 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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27 | 27 |
28 #include "v8.h" | 28 #include "v8.h" |
29 | 29 |
30 #include "heap-profiler.h" | 30 #include "heap-profiler.h" |
31 #include "profile-generator.h" | 31 #include "profile-generator.h" |
32 | 32 |
33 namespace v8 { | 33 namespace v8 { |
34 namespace internal { | 34 namespace internal { |
35 | 35 |
36 | 36 |
37 #ifdef ENABLE_LOGGING_AND_PROFILING | |
38 HeapProfiler::HeapProfiler() | 37 HeapProfiler::HeapProfiler() |
39 : snapshots_(new HeapSnapshotsCollection()), | 38 : snapshots_(new HeapSnapshotsCollection()), |
40 next_snapshot_uid_(1) { | 39 next_snapshot_uid_(1) { |
41 } | 40 } |
42 | 41 |
43 | 42 |
44 HeapProfiler::~HeapProfiler() { | 43 HeapProfiler::~HeapProfiler() { |
45 delete snapshots_; | 44 delete snapshots_; |
46 } | 45 } |
47 | 46 |
48 | 47 |
49 void HeapProfiler::ResetSnapshots() { | 48 void HeapProfiler::ResetSnapshots() { |
50 delete snapshots_; | 49 delete snapshots_; |
51 snapshots_ = new HeapSnapshotsCollection(); | 50 snapshots_ = new HeapSnapshotsCollection(); |
52 } | 51 } |
53 | 52 |
54 | 53 |
55 #endif // ENABLE_LOGGING_AND_PROFILING | |
56 | |
57 void HeapProfiler::Setup() { | 54 void HeapProfiler::Setup() { |
58 #ifdef ENABLE_LOGGING_AND_PROFILING | |
59 Isolate* isolate = Isolate::Current(); | 55 Isolate* isolate = Isolate::Current(); |
60 if (isolate->heap_profiler() == NULL) { | 56 if (isolate->heap_profiler() == NULL) { |
61 isolate->set_heap_profiler(new HeapProfiler()); | 57 isolate->set_heap_profiler(new HeapProfiler()); |
62 } | 58 } |
63 #endif | |
64 } | 59 } |
65 | 60 |
66 | 61 |
67 void HeapProfiler::TearDown() { | 62 void HeapProfiler::TearDown() { |
68 #ifdef ENABLE_LOGGING_AND_PROFILING | |
69 Isolate* isolate = Isolate::Current(); | 63 Isolate* isolate = Isolate::Current(); |
70 delete isolate->heap_profiler(); | 64 delete isolate->heap_profiler(); |
71 isolate->set_heap_profiler(NULL); | 65 isolate->set_heap_profiler(NULL); |
72 #endif | |
73 } | 66 } |
74 | 67 |
75 | 68 |
76 #ifdef ENABLE_LOGGING_AND_PROFILING | |
77 | |
78 HeapSnapshot* HeapProfiler::TakeSnapshot(const char* name, | 69 HeapSnapshot* HeapProfiler::TakeSnapshot(const char* name, |
79 int type, | 70 int type, |
80 v8::ActivityControl* control) { | 71 v8::ActivityControl* control) { |
81 ASSERT(Isolate::Current()->heap_profiler() != NULL); | 72 ASSERT(Isolate::Current()->heap_profiler() != NULL); |
82 return Isolate::Current()->heap_profiler()->TakeSnapshotImpl(name, | 73 return Isolate::Current()->heap_profiler()->TakeSnapshotImpl(name, |
83 type, | 74 type, |
84 control); | 75 control); |
85 } | 76 } |
86 | 77 |
87 | 78 |
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172 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | 163 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); |
173 ASSERT(profiler != NULL); | 164 ASSERT(profiler != NULL); |
174 profiler->ResetSnapshots(); | 165 profiler->ResetSnapshots(); |
175 } | 166 } |
176 | 167 |
177 | 168 |
178 void HeapProfiler::ObjectMoveEvent(Address from, Address to) { | 169 void HeapProfiler::ObjectMoveEvent(Address from, Address to) { |
179 snapshots_->ObjectMoveEvent(from, to); | 170 snapshots_->ObjectMoveEvent(from, to); |
180 } | 171 } |
181 | 172 |
182 #endif // ENABLE_LOGGING_AND_PROFILING | |
183 | |
184 | 173 |
185 } } // namespace v8::internal | 174 } } // namespace v8::internal |
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