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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 // 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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510 last_memento_word_address)) { | 510 last_memento_word_address)) { |
511 return; | 511 return; |
512 } | 512 } |
513 | 513 |
514 HeapObject* candidate = HeapObject::FromAddress(memento_address); | 514 HeapObject* candidate = HeapObject::FromAddress(memento_address); |
515 if (candidate->map() != heap->allocation_memento_map()) return; | 515 if (candidate->map() != heap->allocation_memento_map()) return; |
516 | 516 |
517 AllocationMemento* memento = AllocationMemento::cast(candidate); | 517 AllocationMemento* memento = AllocationMemento::cast(candidate); |
518 if (!memento->IsValid()) return; | 518 if (!memento->IsValid()) return; |
519 | 519 |
520 if (memento->GetAllocationSite()->IncrementMementoFoundCount() && | 520 if (memento->GetAllocationSite()->IncrementMementoFoundCount()) { |
521 heap->allocation_sites_scratchpad_length < | 521 heap->AddAllocationSiteToScratchpad(memento->GetAllocationSite()); |
522 kAllocationSiteScratchpadSize) { | |
523 heap->allocation_sites_scratchpad[ | |
524 heap->allocation_sites_scratchpad_length++] = | |
525 memento->GetAllocationSite(); | |
526 } | 522 } |
527 } | 523 } |
528 | 524 |
529 | 525 |
530 void Heap::ScavengeObject(HeapObject** p, HeapObject* object) { | 526 void Heap::ScavengeObject(HeapObject** p, HeapObject* object) { |
531 ASSERT(object->GetIsolate()->heap()->InFromSpace(object)); | 527 ASSERT(object->GetIsolate()->heap()->InFromSpace(object)); |
532 | 528 |
533 // We use the first word (where the map pointer usually is) of a heap | 529 // We use the first word (where the map pointer usually is) of a heap |
534 // object to record the forwarding pointer. A forwarding pointer can | 530 // object to record the forwarding pointer. A forwarding pointer can |
535 // point to an old space, the code space, or the to space of the new | 531 // point to an old space, the code space, or the to space of the new |
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842 #ifdef DEBUG | 838 #ifdef DEBUG |
843 Isolate* isolate = Isolate::Current(); | 839 Isolate* isolate = Isolate::Current(); |
844 isolate->heap()->disallow_allocation_failure_ = old_state_; | 840 isolate->heap()->disallow_allocation_failure_ = old_state_; |
845 #endif | 841 #endif |
846 } | 842 } |
847 | 843 |
848 | 844 |
849 } } // namespace v8::internal | 845 } } // namespace v8::internal |
850 | 846 |
851 #endif // V8_HEAP_INL_H_ | 847 #endif // V8_HEAP_INL_H_ |
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