OLD | NEW |
---|---|
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" |
(...skipping 723 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
734 // Finalizes an external string by deleting the associated external | 734 // Finalizes an external string by deleting the associated external |
735 // data and clearing the resource pointer. | 735 // data and clearing the resource pointer. |
736 inline void FinalizeExternalString(String* string); | 736 inline void FinalizeExternalString(String* string); |
737 | 737 |
738 // Initialize a filler object to keep the ability to iterate over the heap | 738 // Initialize a filler object to keep the ability to iterate over the heap |
739 // when introducing gaps within pages. | 739 // when introducing gaps within pages. |
740 void CreateFillerObjectAt(Address addr, int size); | 740 void CreateFillerObjectAt(Address addr, int size); |
741 | 741 |
742 bool CanMoveObjectStart(HeapObject* object); | 742 bool CanMoveObjectStart(HeapObject* object); |
743 | 743 |
744 // Indicates whether live bytes adjustment is triggered from within the GC | 744 // Indicates whether live bytes adjustment is triggered |
745 // code or from mutator code. | 745 // - from within the GC code before sweeping started (SWEEPING_IS_OFF), |
746 enum InvocationMode { FROM_GC, FROM_MUTATOR }; | 746 // - or from within GC (SWEEPING_STARTED), |
747 // - or mutator code (SWEEPING_STARTED). | |
748 enum InvocationMode { SWEEPING_IS_OFF, SWEEPING_STARTED }; | |
Hannes Payer (out of office)
2015/03/26 16:27:24
Can we call it SEQUENTIAL_TO_SWEEPER and CONCURREN
| |
747 | 749 |
748 // Maintain consistency of live bytes during incremental marking. | 750 // Maintain consistency of live bytes during incremental marking. |
749 void AdjustLiveBytes(Address address, int by, InvocationMode mode); | 751 void AdjustLiveBytes(Address address, int by, InvocationMode mode); |
750 | 752 |
751 // Trim the given array from the left. Note that this relocates the object | 753 // Trim the given array from the left. Note that this relocates the object |
752 // start and hence is only valid if there is only a single reference to it. | 754 // start and hence is only valid if there is only a single reference to it. |
753 FixedArrayBase* LeftTrimFixedArray(FixedArrayBase* obj, int elements_to_trim); | 755 FixedArrayBase* LeftTrimFixedArray(FixedArrayBase* obj, int elements_to_trim); |
754 | 756 |
755 // Trim the given array from the right. | 757 // Trim the given array from the right. |
756 template<Heap::InvocationMode mode> | 758 template<Heap::InvocationMode mode> |
(...skipping 1869 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
2626 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. | 2628 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. |
2627 | 2629 |
2628 private: | 2630 private: |
2629 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 2631 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); |
2630 }; | 2632 }; |
2631 #endif // DEBUG | 2633 #endif // DEBUG |
2632 } | 2634 } |
2633 } // namespace v8::internal | 2635 } // namespace v8::internal |
2634 | 2636 |
2635 #endif // V8_HEAP_HEAP_H_ | 2637 #endif // V8_HEAP_HEAP_H_ |
OLD | NEW |