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| 1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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_SCAVENGER_INL_H_ | 5 #ifndef V8_HEAP_SCAVENGER_INL_H_ |
| 6 #define V8_HEAP_SCAVENGER_INL_H_ | 6 #define V8_HEAP_SCAVENGER_INL_H_ |
| 7 | 7 |
| 8 #include "src/heap/scavenger.h" | 8 #include "src/heap/scavenger.h" |
| 9 | 9 |
| 10 namespace v8 { | 10 namespace v8 { |
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| 30 | 30 |
| 31 object->GetHeap()->UpdateAllocationSite<Heap::kGlobal>( | 31 object->GetHeap()->UpdateAllocationSite<Heap::kGlobal>( |
| 32 object, object->GetHeap()->global_pretenuring_feedback_); | 32 object, object->GetHeap()->global_pretenuring_feedback_); |
| 33 | 33 |
| 34 // AllocationMementos are unrooted and shouldn't survive a scavenge | 34 // AllocationMementos are unrooted and shouldn't survive a scavenge |
| 35 DCHECK(object->map() != object->GetHeap()->allocation_memento_map()); | 35 DCHECK(object->map() != object->GetHeap()->allocation_memento_map()); |
| 36 // Call the slow part of scavenge object. | 36 // Call the slow part of scavenge object. |
| 37 return ScavengeObjectSlow(p, object); | 37 return ScavengeObjectSlow(p, object); |
| 38 } | 38 } |
| 39 | 39 |
| 40 void Scavenger::ScavengeObjectSlow(HeapObject** p, HeapObject* object) { | |
| 41 SLOW_DCHECK(object->GetIsolate()->heap()->InFromSpace(object)); | |
| 42 MapWord first_word = object->map_word(); | |
| 43 SLOW_DCHECK(!first_word.IsForwardingAddress()); | |
| 44 Map* map = first_word.ToMap(); | |
| 45 Scavenger* scavenger = map->GetHeap()->scavenge_collector_; | |
| 46 scavenger->scavenging_visitors_table_.GetVisitor(map)(map, p, object); | |
| 47 } | |
| 48 | |
| 49 SlotCallbackResult Scavenger::CheckAndScavengeObject(Heap* heap, | 40 SlotCallbackResult Scavenger::CheckAndScavengeObject(Heap* heap, |
| 50 Address slot_address) { | 41 Address slot_address) { |
| 51 Object** slot = reinterpret_cast<Object**>(slot_address); | 42 Object** slot = reinterpret_cast<Object**>(slot_address); |
| 52 Object* object = *slot; | 43 Object* object = *slot; |
| 53 if (heap->InFromSpace(object)) { | 44 if (heap->InFromSpace(object)) { |
| 54 HeapObject* heap_object = reinterpret_cast<HeapObject*>(object); | 45 HeapObject* heap_object = reinterpret_cast<HeapObject*>(object); |
| 55 DCHECK(heap_object->IsHeapObject()); | 46 DCHECK(heap_object->IsHeapObject()); |
| 56 | 47 |
| 57 ScavengeObject(reinterpret_cast<HeapObject**>(slot), heap_object); | 48 ScavengeObject(reinterpret_cast<HeapObject**>(slot), heap_object); |
| 58 | 49 |
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| 77 if (!heap_->InNewSpace(object)) continue; | 68 if (!heap_->InNewSpace(object)) continue; |
| 78 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p), | 69 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p), |
| 79 reinterpret_cast<HeapObject*>(object)); | 70 reinterpret_cast<HeapObject*>(object)); |
| 80 } | 71 } |
| 81 } | 72 } |
| 82 | 73 |
| 83 } // namespace internal | 74 } // namespace internal |
| 84 } // namespace v8 | 75 } // namespace v8 |
| 85 | 76 |
| 86 #endif // V8_HEAP_SCAVENGER_INL_H_ | 77 #endif // V8_HEAP_SCAVENGER_INL_H_ |
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