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comparison src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp @ 545:58054a18d735

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6484959: G1: introduce survivor spaces 6797754: G1: combined bugfix Summary: Implemented a policy to control G1 survivor space parameters. Reviewed-by: tonyp, iveresov
author apetrusenko
date Fri, 06 Feb 2009 01:38:50 +0300
parents 2494ab195856
children 0fbdb4381b99 c3a720eefe82
comparison
equal deleted inserted replaced
544:82a980778b92 545:58054a18d735
63 63
64 protected: 64 protected:
65 // We need access in order to union things into the base table. 65 // We need access in order to union things into the base table.
66 BitMap* bm() { return &_bm; } 66 BitMap* bm() { return &_bm; }
67 67
68 #if PRT_COUNT_OCCUPIED
68 void recount_occupied() { 69 void recount_occupied() {
69 _occupied = (jint) bm()->count_one_bits(); 70 _occupied = (jint) bm()->count_one_bits();
70 } 71 }
72 #endif
71 73
72 PerRegionTable(HeapRegion* hr) : 74 PerRegionTable(HeapRegion* hr) :
73 _hr(hr), 75 _hr(hr),
74 #if PRT_COUNT_OCCUPIED 76 #if PRT_COUNT_OCCUPIED
75 _occupied(0), 77 _occupied(0),
1142 void HeapRegionRemSet::clear_outgoing_entries() { 1144 void HeapRegionRemSet::clear_outgoing_entries() {
1143 G1CollectedHeap* g1h = G1CollectedHeap::heap(); 1145 G1CollectedHeap* g1h = G1CollectedHeap::heap();
1144 size_t i = _outgoing_region_map.get_next_one_offset(0); 1146 size_t i = _outgoing_region_map.get_next_one_offset(0);
1145 while (i < _outgoing_region_map.size()) { 1147 while (i < _outgoing_region_map.size()) {
1146 HeapRegion* to_region = g1h->region_at(i); 1148 HeapRegion* to_region = g1h->region_at(i);
1147 to_region->rem_set()->clear_incoming_entry(hr()); 1149 if (!to_region->in_collection_set()) {
1150 to_region->rem_set()->clear_incoming_entry(hr());
1151 }
1148 i = _outgoing_region_map.get_next_one_offset(i+1); 1152 i = _outgoing_region_map.get_next_one_offset(i+1);
1149 } 1153 }
1150 } 1154 }
1151 1155
1152 1156