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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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391 static inline void VisitGlobalPropertyCell(Heap* heap, RelocInfo* rinfo); | 391 static inline void VisitGlobalPropertyCell(Heap* heap, RelocInfo* rinfo); |
392 static inline void VisitDebugTarget(Heap* heap, RelocInfo* rinfo); | 392 static inline void VisitDebugTarget(Heap* heap, RelocInfo* rinfo); |
393 static inline void VisitCodeTarget(Heap* heap, RelocInfo* rinfo); | 393 static inline void VisitCodeTarget(Heap* heap, RelocInfo* rinfo); |
394 static inline void VisitExternalReference(RelocInfo* rinfo) { } | 394 static inline void VisitExternalReference(RelocInfo* rinfo) { } |
395 static inline void VisitRuntimeEntry(RelocInfo* rinfo) { } | 395 static inline void VisitRuntimeEntry(RelocInfo* rinfo) { } |
396 | 396 |
397 // TODO(mstarzinger): This should be made protected once refactoring is done. | 397 // TODO(mstarzinger): This should be made protected once refactoring is done. |
398 static inline void VisitNativeContext(Map* map, HeapObject* object); | 398 static inline void VisitNativeContext(Map* map, HeapObject* object); |
399 | 399 |
400 protected: | 400 protected: |
| 401 static inline void VisitMap(Map* map, HeapObject* object); |
401 static inline void VisitCode(Map* map, HeapObject* object); | 402 static inline void VisitCode(Map* map, HeapObject* object); |
402 static inline void VisitJSRegExp(Map* map, HeapObject* object); | 403 static inline void VisitJSRegExp(Map* map, HeapObject* object); |
403 | 404 |
| 405 // Mark pointers in a Map and its TransitionArray together, possibly |
| 406 // treating transitions or back pointers weak. |
| 407 static void MarkMapContents(Heap* heap, Map* map); |
| 408 static void MarkTransitionArray(Heap* heap, TransitionArray* transitions); |
| 409 |
404 class DataObjectVisitor { | 410 class DataObjectVisitor { |
405 public: | 411 public: |
406 template<int size> | 412 template<int size> |
407 static inline void VisitSpecialized(Map* map, HeapObject* object) { | 413 static inline void VisitSpecialized(Map* map, HeapObject* object) { |
408 } | 414 } |
409 | 415 |
410 static inline void Visit(Map* map, HeapObject* object) { | 416 static inline void Visit(Map* map, HeapObject* object) { |
411 } | 417 } |
412 }; | 418 }; |
413 | 419 |
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426 | 432 |
427 | 433 |
428 template<typename StaticVisitor> | 434 template<typename StaticVisitor> |
429 VisitorDispatchTable<typename StaticMarkingVisitor<StaticVisitor>::Callback> | 435 VisitorDispatchTable<typename StaticMarkingVisitor<StaticVisitor>::Callback> |
430 StaticMarkingVisitor<StaticVisitor>::table_; | 436 StaticMarkingVisitor<StaticVisitor>::table_; |
431 | 437 |
432 | 438 |
433 } } // namespace v8::internal | 439 } } // namespace v8::internal |
434 | 440 |
435 #endif // V8_OBJECTS_VISITING_H_ | 441 #endif // V8_OBJECTS_VISITING_H_ |
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