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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_HEAP_HEAP_H_ | 5 #ifndef V8_HEAP_HEAP_H_ |
6 #define V8_HEAP_HEAP_H_ | 6 #define V8_HEAP_HEAP_H_ |
7 | 7 |
8 #include <cmath> | 8 #include <cmath> |
9 | 9 |
10 #include "src/allocation.h" | 10 #include "src/allocation.h" |
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176 V(JSObject, observation_state, ObservationState) \ | 176 V(JSObject, observation_state, ObservationState) \ |
177 V(Map, external_map, ExternalMap) \ | 177 V(Map, external_map, ExternalMap) \ |
178 V(Object, symbol_registry, SymbolRegistry) \ | 178 V(Object, symbol_registry, SymbolRegistry) \ |
179 V(SeededNumberDictionary, empty_slow_element_dictionary, \ | 179 V(SeededNumberDictionary, empty_slow_element_dictionary, \ |
180 EmptySlowElementDictionary) \ | 180 EmptySlowElementDictionary) \ |
181 V(FixedArray, materialized_objects, MaterializedObjects) \ | 181 V(FixedArray, materialized_objects, MaterializedObjects) \ |
182 V(FixedArray, allocation_sites_scratchpad, AllocationSitesScratchpad) \ | 182 V(FixedArray, allocation_sites_scratchpad, AllocationSitesScratchpad) \ |
183 V(FixedArray, microtask_queue, MicrotaskQueue) \ | 183 V(FixedArray, microtask_queue, MicrotaskQueue) \ |
184 V(FixedArray, keyed_load_dummy_vector, KeyedLoadDummyVector) \ | 184 V(FixedArray, keyed_load_dummy_vector, KeyedLoadDummyVector) \ |
185 V(FixedArray, detached_contexts, DetachedContexts) \ | 185 V(FixedArray, detached_contexts, DetachedContexts) \ |
| 186 V(ArrayList, retained_maps, RetainedMaps) \ |
186 V(WeakHashTable, weak_object_to_code_table, WeakObjectToCodeTable) | 187 V(WeakHashTable, weak_object_to_code_table, WeakObjectToCodeTable) |
187 | 188 |
188 // Entries in this list are limited to Smis and are not visited during GC. | 189 // Entries in this list are limited to Smis and are not visited during GC. |
189 #define SMI_ROOT_LIST(V) \ | 190 #define SMI_ROOT_LIST(V) \ |
190 V(Smi, stack_limit, StackLimit) \ | 191 V(Smi, stack_limit, StackLimit) \ |
191 V(Smi, real_stack_limit, RealStackLimit) \ | 192 V(Smi, real_stack_limit, RealStackLimit) \ |
192 V(Smi, last_script_id, LastScriptId) \ | 193 V(Smi, last_script_id, LastScriptId) \ |
193 V(Smi, arguments_adaptor_deopt_pc_offset, ArgumentsAdaptorDeoptPCOffset) \ | 194 V(Smi, arguments_adaptor_deopt_pc_offset, ArgumentsAdaptorDeoptPCOffset) \ |
194 V(Smi, construct_stub_deopt_pc_offset, ConstructStubDeoptPCOffset) \ | 195 V(Smi, construct_stub_deopt_pc_offset, ConstructStubDeoptPCOffset) \ |
195 V(Smi, getter_stub_deopt_pc_offset, GetterStubDeoptPCOffset) \ | 196 V(Smi, getter_stub_deopt_pc_offset, GetterStubDeoptPCOffset) \ |
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1432 | 1433 |
1433 private: | 1434 private: |
1434 Heap* heap_; | 1435 Heap* heap_; |
1435 }; | 1436 }; |
1436 | 1437 |
1437 void AddWeakObjectToCodeDependency(Handle<HeapObject> obj, | 1438 void AddWeakObjectToCodeDependency(Handle<HeapObject> obj, |
1438 Handle<DependentCode> dep); | 1439 Handle<DependentCode> dep); |
1439 | 1440 |
1440 DependentCode* LookupWeakObjectToCodeDependency(Handle<HeapObject> obj); | 1441 DependentCode* LookupWeakObjectToCodeDependency(Handle<HeapObject> obj); |
1441 | 1442 |
| 1443 void AddRetainedMap(Handle<Map> map); |
| 1444 |
1442 static void FatalProcessOutOfMemory(const char* location, | 1445 static void FatalProcessOutOfMemory(const char* location, |
1443 bool take_snapshot = false); | 1446 bool take_snapshot = false); |
1444 | 1447 |
1445 // This event is triggered after successful allocation of a new object made | 1448 // This event is triggered after successful allocation of a new object made |
1446 // by runtime. Allocations of target space for object evacuation do not | 1449 // by runtime. Allocations of target space for object evacuation do not |
1447 // trigger the event. In order to track ALL allocations one must turn off | 1450 // trigger the event. In order to track ALL allocations one must turn off |
1448 // FLAG_inline_new and FLAG_use_allocation_folding. | 1451 // FLAG_inline_new and FLAG_use_allocation_folding. |
1449 inline void OnAllocationEvent(HeapObject* object, int size_in_bytes); | 1452 inline void OnAllocationEvent(HeapObject* object, int size_in_bytes); |
1450 | 1453 |
1451 // This event is triggered after object is moved to a new place. | 1454 // This event is triggered after object is moved to a new place. |
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2577 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. | 2580 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. |
2578 | 2581 |
2579 private: | 2582 private: |
2580 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 2583 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); |
2581 }; | 2584 }; |
2582 #endif // DEBUG | 2585 #endif // DEBUG |
2583 } | 2586 } |
2584 } // namespace v8::internal | 2587 } // namespace v8::internal |
2585 | 2588 |
2586 #endif // V8_HEAP_HEAP_H_ | 2589 #endif // V8_HEAP_HEAP_H_ |
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