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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 |
| (...skipping 26 matching lines...) Expand all Loading... |
| 37 : snapshots_(new HeapSnapshotsCollection(heap)), | 37 : snapshots_(new HeapSnapshotsCollection(heap)), |
| 38 next_snapshot_uid_(1) { | 38 next_snapshot_uid_(1) { |
| 39 } | 39 } |
| 40 | 40 |
| 41 | 41 |
| 42 HeapProfiler::~HeapProfiler() { | 42 HeapProfiler::~HeapProfiler() { |
| 43 delete snapshots_; | 43 delete snapshots_; |
| 44 } | 44 } |
| 45 | 45 |
| 46 | 46 |
| 47 void HeapProfiler::ResetSnapshots() { | 47 void HeapProfiler::DeleteAllSnapshots() { |
| 48 Heap* the_heap = heap(); | 48 Heap* the_heap = heap(); |
| 49 delete snapshots_; | 49 delete snapshots_; |
| 50 snapshots_ = new HeapSnapshotsCollection(the_heap); | 50 snapshots_ = new HeapSnapshotsCollection(the_heap); |
| 51 } | 51 } |
| 52 | 52 |
| 53 | 53 |
| 54 void HeapProfiler::SetUp() { | |
| 55 Isolate* isolate = Isolate::Current(); | |
| 56 if (isolate->heap_profiler() == NULL) { | |
| 57 isolate->set_heap_profiler(new HeapProfiler(isolate->heap())); | |
| 58 } | |
| 59 } | |
| 60 | |
| 61 | |
| 62 void HeapProfiler::TearDown() { | |
| 63 Isolate* isolate = Isolate::Current(); | |
| 64 delete isolate->heap_profiler(); | |
| 65 isolate->set_heap_profiler(NULL); | |
| 66 } | |
| 67 | |
| 68 | |
| 69 HeapSnapshot* HeapProfiler::TakeSnapshot( | |
| 70 const char* name, | |
| 71 int type, | |
| 72 v8::ActivityControl* control, | |
| 73 v8::HeapProfiler::ObjectNameResolver* resolver) { | |
| 74 ASSERT(Isolate::Current()->heap_profiler() != NULL); | |
| 75 return Isolate::Current()->heap_profiler()->TakeSnapshotImpl(name, | |
| 76 type, | |
| 77 control, | |
| 78 resolver); | |
| 79 } | |
| 80 | |
| 81 | |
| 82 HeapSnapshot* HeapProfiler::TakeSnapshot( | |
| 83 String* name, | |
| 84 int type, | |
| 85 v8::ActivityControl* control, | |
| 86 v8::HeapProfiler::ObjectNameResolver* resolver) { | |
| 87 ASSERT(Isolate::Current()->heap_profiler() != NULL); | |
| 88 return Isolate::Current()->heap_profiler()->TakeSnapshotImpl(name, | |
| 89 type, | |
| 90 control, | |
| 91 resolver); | |
| 92 } | |
| 93 | |
| 94 | |
| 95 void HeapProfiler::StartHeapObjectsTracking() { | |
| 96 ASSERT(Isolate::Current()->heap_profiler() != NULL); | |
| 97 Isolate::Current()->heap_profiler()->StartHeapObjectsTrackingImpl(); | |
| 98 } | |
| 99 | |
| 100 | |
| 101 void HeapProfiler::StopHeapObjectsTracking() { | |
| 102 ASSERT(Isolate::Current()->heap_profiler() != NULL); | |
| 103 Isolate::Current()->heap_profiler()->StopHeapObjectsTrackingImpl(); | |
| 104 } | |
| 105 | |
| 106 | |
| 107 SnapshotObjectId HeapProfiler::PushHeapObjectsStats(v8::OutputStream* stream) { | |
| 108 ASSERT(Isolate::Current()->heap_profiler() != NULL); | |
| 109 return Isolate::Current()->heap_profiler()->PushHeapObjectsStatsImpl(stream); | |
| 110 } | |
| 111 | |
| 112 | |
| 113 void HeapProfiler::DefineWrapperClass( | 54 void HeapProfiler::DefineWrapperClass( |
| 114 uint16_t class_id, v8::HeapProfiler::WrapperInfoCallback callback) { | 55 uint16_t class_id, v8::HeapProfiler::WrapperInfoCallback callback) { |
| 115 ASSERT(class_id != v8::HeapProfiler::kPersistentHandleNoClassId); | 56 ASSERT(class_id != v8::HeapProfiler::kPersistentHandleNoClassId); |
| 116 if (wrapper_callbacks_.length() <= class_id) { | 57 if (wrapper_callbacks_.length() <= class_id) { |
| 117 wrapper_callbacks_.AddBlock( | 58 wrapper_callbacks_.AddBlock( |
| 118 NULL, class_id - wrapper_callbacks_.length() + 1); | 59 NULL, class_id - wrapper_callbacks_.length() + 1); |
| 119 } | 60 } |
| 120 wrapper_callbacks_[class_id] = callback; | 61 wrapper_callbacks_[class_id] = callback; |
| 121 } | 62 } |
| 122 | 63 |
| 123 | 64 |
| 124 v8::RetainedObjectInfo* HeapProfiler::ExecuteWrapperClassCallback( | 65 v8::RetainedObjectInfo* HeapProfiler::ExecuteWrapperClassCallback( |
| 125 uint16_t class_id, Object** wrapper) { | 66 uint16_t class_id, Object** wrapper) { |
| 126 if (wrapper_callbacks_.length() <= class_id) return NULL; | 67 if (wrapper_callbacks_.length() <= class_id) return NULL; |
| 127 return wrapper_callbacks_[class_id]( | 68 return wrapper_callbacks_[class_id]( |
| 128 class_id, Utils::ToLocal(Handle<Object>(wrapper))); | 69 class_id, Utils::ToLocal(Handle<Object>(wrapper))); |
| 129 } | 70 } |
| 130 | 71 |
| 131 | 72 |
| 132 HeapSnapshot* HeapProfiler::TakeSnapshotImpl( | 73 HeapSnapshot* HeapProfiler::TakeSnapshot( |
| 133 const char* name, | 74 const char* name, |
| 134 int type, | 75 int type, |
| 135 v8::ActivityControl* control, | 76 v8::ActivityControl* control, |
| 136 v8::HeapProfiler::ObjectNameResolver* resolver) { | 77 v8::HeapProfiler::ObjectNameResolver* resolver) { |
| 137 HeapSnapshot::Type s_type = static_cast<HeapSnapshot::Type>(type); | 78 HeapSnapshot::Type s_type = static_cast<HeapSnapshot::Type>(type); |
| 138 HeapSnapshot* result = | 79 HeapSnapshot* result = |
| 139 snapshots_->NewSnapshot(s_type, name, next_snapshot_uid_++); | 80 snapshots_->NewSnapshot(s_type, name, next_snapshot_uid_++); |
| 140 bool generation_completed = true; | 81 bool generation_completed = true; |
| 141 switch (s_type) { | 82 switch (s_type) { |
| 142 case HeapSnapshot::kFull: { | 83 case HeapSnapshot::kFull: { |
| 143 HeapSnapshotGenerator generator(result, control, resolver, heap()); | 84 HeapSnapshotGenerator generator(result, control, resolver, heap()); |
| 144 generation_completed = generator.GenerateSnapshot(); | 85 generation_completed = generator.GenerateSnapshot(); |
| 145 break; | 86 break; |
| 146 } | 87 } |
| 147 default: | 88 default: |
| 148 UNREACHABLE(); | 89 UNREACHABLE(); |
| 149 } | 90 } |
| 150 if (!generation_completed) { | 91 if (!generation_completed) { |
| 151 delete result; | 92 delete result; |
| 152 result = NULL; | 93 result = NULL; |
| 153 } | 94 } |
| 154 snapshots_->SnapshotGenerationFinished(result); | 95 snapshots_->SnapshotGenerationFinished(result); |
| 155 return result; | 96 return result; |
| 156 } | 97 } |
| 157 | 98 |
| 158 | 99 |
| 159 HeapSnapshot* HeapProfiler::TakeSnapshotImpl( | 100 HeapSnapshot* HeapProfiler::TakeSnapshot( |
| 160 String* name, | 101 String* name, |
| 161 int type, | 102 int type, |
| 162 v8::ActivityControl* control, | 103 v8::ActivityControl* control, |
| 163 v8::HeapProfiler::ObjectNameResolver* resolver) { | 104 v8::HeapProfiler::ObjectNameResolver* resolver) { |
| 164 return TakeSnapshotImpl(snapshots_->names()->GetName(name), type, control, | 105 return TakeSnapshot(snapshots_->names()->GetName(name), type, control, |
| 165 resolver); | 106 resolver); |
| 166 } | 107 } |
| 167 | 108 |
| 168 void HeapProfiler::StartHeapObjectsTrackingImpl() { | 109 void HeapProfiler::StartHeapObjectsTracking() { |
| 169 snapshots_->StartHeapObjectsTracking(); | 110 snapshots_->StartHeapObjectsTracking(); |
| 170 } | 111 } |
| 171 | 112 |
| 172 | 113 |
| 173 SnapshotObjectId HeapProfiler::PushHeapObjectsStatsImpl(OutputStream* stream) { | 114 SnapshotObjectId HeapProfiler::PushHeapObjectsStats(OutputStream* stream) { |
| 174 return snapshots_->PushHeapObjectsStats(stream); | 115 return snapshots_->PushHeapObjectsStats(stream); |
| 175 } | 116 } |
| 176 | 117 |
| 177 | 118 |
| 178 void HeapProfiler::StopHeapObjectsTrackingImpl() { | 119 void HeapProfiler::StopHeapObjectsTracking() { |
| 179 snapshots_->StopHeapObjectsTracking(); | 120 snapshots_->StopHeapObjectsTracking(); |
| 180 } | 121 } |
| 181 | 122 |
| 182 | 123 |
| 183 size_t HeapProfiler::GetMemorySizeUsedByProfiler() { | 124 size_t HeapProfiler::GetMemorySizeUsedByProfiler() { |
| 184 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | 125 return snapshots_->GetUsedMemorySize(); |
| 185 ASSERT(profiler != NULL); | |
| 186 size_t size = profiler->snapshots_->GetUsedMemorySize(); | |
| 187 return size; | |
| 188 } | 126 } |
| 189 | 127 |
| 190 | 128 |
| 191 int HeapProfiler::GetSnapshotsCount() { | 129 int HeapProfiler::GetSnapshotsCount() { |
| 192 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | 130 return snapshots_->snapshots()->length(); |
| 193 ASSERT(profiler != NULL); | |
| 194 return profiler->snapshots_->snapshots()->length(); | |
| 195 } | 131 } |
| 196 | 132 |
| 197 | 133 |
| 198 HeapSnapshot* HeapProfiler::GetSnapshot(int index) { | 134 HeapSnapshot* HeapProfiler::GetSnapshot(int index) { |
| 199 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | 135 return snapshots_->snapshots()->at(index); |
| 200 ASSERT(profiler != NULL); | |
| 201 return profiler->snapshots_->snapshots()->at(index); | |
| 202 } | 136 } |
| 203 | 137 |
| 204 | 138 |
| 205 HeapSnapshot* HeapProfiler::FindSnapshot(unsigned uid) { | 139 HeapSnapshot* HeapProfiler::FindSnapshot(unsigned uid) { |
| 206 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | 140 return snapshots_->GetSnapshot(uid); |
| 207 ASSERT(profiler != NULL); | |
| 208 return profiler->snapshots_->GetSnapshot(uid); | |
| 209 } | 141 } |
| 210 | 142 |
| 211 | 143 |
| 212 SnapshotObjectId HeapProfiler::GetSnapshotObjectId(Handle<Object> obj) { | 144 SnapshotObjectId HeapProfiler::GetSnapshotObjectId(Handle<Object> obj) { |
| 213 if (!obj->IsHeapObject()) | 145 if (!obj->IsHeapObject()) |
| 214 return v8::HeapProfiler::kUnknownObjectId; | 146 return v8::HeapProfiler::kUnknownObjectId; |
| 215 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | 147 return snapshots_->FindObjectId(HeapObject::cast(*obj)->address()); |
| 216 ASSERT(profiler != NULL); | |
| 217 return profiler->snapshots_->FindObjectId(HeapObject::cast(*obj)->address()); | |
| 218 } | 148 } |
| 219 | 149 |
| 220 | 150 |
| 221 void HeapProfiler::DeleteAllSnapshots() { | |
| 222 HeapProfiler* profiler = Isolate::Current()->heap_profiler(); | |
| 223 ASSERT(profiler != NULL); | |
| 224 profiler->ResetSnapshots(); | |
| 225 } | |
| 226 | |
| 227 | |
| 228 void HeapProfiler::ObjectMoveEvent(Address from, Address to) { | 151 void HeapProfiler::ObjectMoveEvent(Address from, Address to) { |
| 229 snapshots_->ObjectMoveEvent(from, to); | 152 snapshots_->ObjectMoveEvent(from, to); |
| 230 } | 153 } |
| 231 | 154 |
| 232 | 155 |
| 233 } } // namespace v8::internal | 156 } } // namespace v8::internal |
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