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259 HeapRegion* _humongous_start_region; |
259 HeapRegion* _humongous_start_region; |
260 |
260 |
261 // True iff an attempt to evacuate an object in the region failed. |
261 // True iff an attempt to evacuate an object in the region failed. |
262 bool _evacuation_failed; |
262 bool _evacuation_failed; |
263 |
263 |
264 // A heap region may be a member one of a number of special subsets, each |
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265 // represented as linked lists through the field below. Currently, there |
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266 // is only one set: |
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267 // The collection set. |
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268 HeapRegion* _next_in_special_set; |
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269 |
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270 // Fields used by the HeapRegionSetBase class and subclasses. |
264 // Fields used by the HeapRegionSetBase class and subclasses. |
271 HeapRegion* _next; |
265 HeapRegion* _next; |
272 HeapRegion* _prev; |
266 HeapRegion* _prev; |
273 #ifdef ASSERT |
267 #ifdef ASSERT |
274 HeapRegionSetBase* _containing_set; |
268 HeapRegionSetBase* _containing_set; |
473 HeapRegionRemSet* rem_set() const { |
467 HeapRegionRemSet* rem_set() const { |
474 return _rem_set; |
468 return _rem_set; |
475 } |
469 } |
476 |
470 |
477 inline bool in_collection_set() const; |
471 inline bool in_collection_set() const; |
478 |
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479 inline HeapRegion* next_in_collection_set() const; |
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480 inline void set_next_in_collection_set(HeapRegion* r); |
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481 |
472 |
482 void set_allocation_context(AllocationContext_t context) { |
473 void set_allocation_context(AllocationContext_t context) { |
483 _allocation_context = context; |
474 _allocation_context = context; |
484 } |
475 } |
485 |
476 |
742 |
733 |
743 // HeapRegionClosure is used for iterating over regions. |
734 // HeapRegionClosure is used for iterating over regions. |
744 // Terminates the iteration when the "doHeapRegion" method returns "true". |
735 // Terminates the iteration when the "doHeapRegion" method returns "true". |
745 class HeapRegionClosure : public StackObj { |
736 class HeapRegionClosure : public StackObj { |
746 friend class HeapRegionManager; |
737 friend class HeapRegionManager; |
747 friend class G1CollectedHeap; |
738 friend class G1CollectionSet; |
748 |
739 |
749 bool _complete; |
740 bool _complete; |
750 void incomplete() { _complete = false; } |
741 void incomplete() { _complete = false; } |
751 |
742 |
752 public: |
743 public: |