OLD | NEW |
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 |
(...skipping 627 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
638 | 638 |
639 // Creates back pointers for all map transitions, stores them in | 639 // Creates back pointers for all map transitions, stores them in |
640 // the prototype field. The original prototype pointers are restored | 640 // the prototype field. The original prototype pointers are restored |
641 // in ClearNonLiveTransitions(). All JSObject maps | 641 // in ClearNonLiveTransitions(). All JSObject maps |
642 // connected by map transitions have the same prototype object, which | 642 // connected by map transitions have the same prototype object, which |
643 // is why we can use this field temporarily for back pointers. | 643 // is why we can use this field temporarily for back pointers. |
644 void CreateBackPointers(); | 644 void CreateBackPointers(); |
645 | 645 |
646 // Mark a Map and its DescriptorArray together, skipping transitions. | 646 // Mark a Map and its DescriptorArray together, skipping transitions. |
647 void MarkMapContents(Map* map); | 647 void MarkMapContents(Map* map); |
| 648 bool MarkUnmarked(Object* value); |
| 649 bool MarkUnmarkedAndPush(Object* value); |
| 650 void MarkAccessorPairSlot(AccessorPair* accessors, int offset); |
648 void MarkDescriptorArray(DescriptorArray* descriptors); | 651 void MarkDescriptorArray(DescriptorArray* descriptors); |
649 | 652 |
650 // Mark the heap roots and all objects reachable from them. | 653 // Mark the heap roots and all objects reachable from them. |
651 void MarkRoots(RootMarkingVisitor* visitor); | 654 void MarkRoots(RootMarkingVisitor* visitor); |
652 | 655 |
653 // Mark the symbol table specially. References to symbols from the | 656 // Mark the symbol table specially. References to symbols from the |
654 // symbol table are weak. | 657 // symbol table are weak. |
655 void MarkSymbolTable(); | 658 void MarkSymbolTable(); |
656 | 659 |
657 // Mark objects in object groups that have at least one object in the | 660 // Mark objects in object groups that have at least one object in the |
(...skipping 95 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
753 | 756 |
754 friend class Heap; | 757 friend class Heap; |
755 }; | 758 }; |
756 | 759 |
757 | 760 |
758 const char* AllocationSpaceName(AllocationSpace space); | 761 const char* AllocationSpaceName(AllocationSpace space); |
759 | 762 |
760 } } // namespace v8::internal | 763 } } // namespace v8::internal |
761 | 764 |
762 #endif // V8_MARK_COMPACT_H_ | 765 #endif // V8_MARK_COMPACT_H_ |
OLD | NEW |