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Issue 2796033002: [heap] Fix CompactionSpace test and move to unittests (Closed)
Patch Set: Win compile failures Created 3 years, 8 months ago
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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 #include <map> 9 #include <map>
10 10
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739 void RepairFreeListsAfterDeserialization(); 739 void RepairFreeListsAfterDeserialization();
740 740
741 // Move len elements within a given array from src_index index to dst_index 741 // Move len elements within a given array from src_index index to dst_index
742 // index. 742 // index.
743 void MoveElements(FixedArray* array, int dst_index, int src_index, int len); 743 void MoveElements(FixedArray* array, int dst_index, int src_index, int len);
744 744
745 // Initialize a filler object to keep the ability to iterate over the heap 745 // Initialize a filler object to keep the ability to iterate over the heap
746 // when introducing gaps within pages. If slots could have been recorded in 746 // when introducing gaps within pages. If slots could have been recorded in
747 // the freed area, then pass ClearRecordedSlots::kYes as the mode. Otherwise, 747 // the freed area, then pass ClearRecordedSlots::kYes as the mode. Otherwise,
748 // pass ClearRecordedSlots::kNo. 748 // pass ClearRecordedSlots::kNo.
749 HeapObject* CreateFillerObjectAt(Address addr, int size, 749 V8_EXPORT_PRIVATE HeapObject* CreateFillerObjectAt(Address addr, int size,
750 ClearRecordedSlots mode); 750 ClearRecordedSlots mode);
751 751
752 bool CanMoveObjectStart(HeapObject* object); 752 bool CanMoveObjectStart(HeapObject* object);
753 753
754 static bool IsImmovable(HeapObject* object); 754 static bool IsImmovable(HeapObject* object);
755 755
756 // Maintain consistency of live bytes during incremental marking. 756 // Maintain consistency of live bytes during incremental marking.
757 void AdjustLiveBytes(HeapObject* object, int by); 757 void AdjustLiveBytes(HeapObject* object, int by);
758 758
759 // Trim the given array from the left. Note that this relocates the object 759 // Trim the given array from the left. Note that this relocates the object
760 // start and hence is only valid if there is only a single reference to it. 760 // start and hence is only valid if there is only a single reference to it.
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2621 friend class LargeObjectSpace; 2621 friend class LargeObjectSpace;
2622 friend class NewSpace; 2622 friend class NewSpace;
2623 friend class PagedSpace; 2623 friend class PagedSpace;
2624 DISALLOW_COPY_AND_ASSIGN(AllocationObserver); 2624 DISALLOW_COPY_AND_ASSIGN(AllocationObserver);
2625 }; 2625 };
2626 2626
2627 } // namespace internal 2627 } // namespace internal
2628 } // namespace v8 2628 } // namespace v8
2629 2629
2630 #endif // V8_HEAP_HEAP_H_ 2630 #endif // V8_HEAP_HEAP_H_
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