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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 #include "src/heap/scavenger.h" | 5 #include "src/heap/scavenger.h" |
6 | 6 |
7 #include "src/contexts.h" | 7 #include "src/contexts.h" |
8 #include "src/heap/heap.h" | 8 #include "src/heap/heap.h" |
9 #include "src/heap/objects-visiting-inl.h" | 9 #include "src/heap/objects-visiting-inl.h" |
10 #include "src/heap/scavenger-inl.h" | 10 #include "src/heap/scavenger-inl.h" |
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282 HeapObject* object) { | 282 HeapObject* object) { |
283 int object_size = reinterpret_cast<FixedFloat64Array*>(object)->size(); | 283 int object_size = reinterpret_cast<FixedFloat64Array*>(object)->size(); |
284 EvacuateObject<POINTER_OBJECT, kDoubleAligned>(map, slot, object, | 284 EvacuateObject<POINTER_OBJECT, kDoubleAligned>(map, slot, object, |
285 object_size); | 285 object_size); |
286 } | 286 } |
287 | 287 |
288 | 288 |
289 static inline void EvacuateJSArrayBuffer(Map* map, HeapObject** slot, | 289 static inline void EvacuateJSArrayBuffer(Map* map, HeapObject** slot, |
290 HeapObject* object) { | 290 HeapObject* object) { |
291 ObjectEvacuationStrategy<POINTER_OBJECT>::Visit(map, slot, object); | 291 ObjectEvacuationStrategy<POINTER_OBJECT>::Visit(map, slot, object); |
292 | |
293 Heap* heap = map->GetHeap(); | |
294 MapWord map_word = object->map_word(); | |
295 DCHECK(map_word.IsForwardingAddress()); | |
296 HeapObject* target = map_word.ToForwardingAddress(); | |
297 if (!heap->InNewSpace(target)) { | |
298 heap->array_buffer_tracker()->Promote(JSArrayBuffer::cast(target)); | |
299 } | |
300 } | 292 } |
301 | 293 |
302 | 294 |
303 static inline void EvacuateByteArray(Map* map, HeapObject** slot, | 295 static inline void EvacuateByteArray(Map* map, HeapObject** slot, |
304 HeapObject* object) { | 296 HeapObject* object) { |
305 int object_size = reinterpret_cast<ByteArray*>(object)->ByteArraySize(); | 297 int object_size = reinterpret_cast<ByteArray*>(object)->ByteArraySize(); |
306 EvacuateObject<DATA_OBJECT, kWordAligned>(map, slot, object, object_size); | 298 EvacuateObject<DATA_OBJECT, kWordAligned>(map, slot, object, object_size); |
307 } | 299 } |
308 | 300 |
309 | 301 |
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465 | 457 |
466 void ScavengeVisitor::ScavengePointer(Object** p) { | 458 void ScavengeVisitor::ScavengePointer(Object** p) { |
467 Object* object = *p; | 459 Object* object = *p; |
468 if (!heap_->InNewSpace(object)) return; | 460 if (!heap_->InNewSpace(object)) return; |
469 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p), | 461 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p), |
470 reinterpret_cast<HeapObject*>(object)); | 462 reinterpret_cast<HeapObject*>(object)); |
471 } | 463 } |
472 | 464 |
473 } // namespace internal | 465 } // namespace internal |
474 } // namespace v8 | 466 } // namespace v8 |
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