Mercurial > hg > graal-jvmci-8
comparison src/share/vm/memory/genMarkSweep.cpp @ 113:ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
author | coleenp |
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date | Sun, 13 Apr 2008 17:43:42 -0400 |
parents | a61af66fc99e |
children | d1605aabd0a1 12eea04c8b06 |
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110:a49a647afe9a | 113:ba764ed4b6f2 |
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71 | 71 |
72 mark_sweep_phase3(level); | 72 mark_sweep_phase3(level); |
73 | 73 |
74 VALIDATE_MARK_SWEEP_ONLY( | 74 VALIDATE_MARK_SWEEP_ONLY( |
75 if (ValidateMarkSweep) { | 75 if (ValidateMarkSweep) { |
76 guarantee(_root_refs_stack->length() == 0, | 76 guarantee(_root_refs_stack->length() == 0, "should be empty by now"); |
77 "should be empty by now"); | |
78 } | 77 } |
79 ) | 78 ) |
80 | 79 |
81 mark_sweep_phase4(); | 80 mark_sweep_phase4(); |
82 | 81 |
163 int size = SystemDictionary::number_of_classes() * 2; | 162 int size = SystemDictionary::number_of_classes() * 2; |
164 _revisit_klass_stack = new (ResourceObj::C_HEAP) GrowableArray<Klass*>(size, true); | 163 _revisit_klass_stack = new (ResourceObj::C_HEAP) GrowableArray<Klass*>(size, true); |
165 | 164 |
166 #ifdef VALIDATE_MARK_SWEEP | 165 #ifdef VALIDATE_MARK_SWEEP |
167 if (ValidateMarkSweep) { | 166 if (ValidateMarkSweep) { |
168 _root_refs_stack = new (ResourceObj::C_HEAP) GrowableArray<oop*>(100, true); | 167 _root_refs_stack = new (ResourceObj::C_HEAP) GrowableArray<void*>(100, true); |
169 _other_refs_stack = new (ResourceObj::C_HEAP) GrowableArray<oop*>(100, true); | 168 _other_refs_stack = new (ResourceObj::C_HEAP) GrowableArray<void*>(100, true); |
170 _adjusted_pointers = new (ResourceObj::C_HEAP) GrowableArray<oop*>(100, true); | 169 _adjusted_pointers = new (ResourceObj::C_HEAP) GrowableArray<void*>(100, true); |
171 _live_oops = new (ResourceObj::C_HEAP) GrowableArray<oop>(100, true); | 170 _live_oops = new (ResourceObj::C_HEAP) GrowableArray<oop>(100, true); |
172 _live_oops_moved_to = new (ResourceObj::C_HEAP) GrowableArray<oop>(100, true); | 171 _live_oops_moved_to = new (ResourceObj::C_HEAP) GrowableArray<oop>(100, true); |
173 _live_oops_size = new (ResourceObj::C_HEAP) GrowableArray<size_t>(100, true); | 172 _live_oops_size = new (ResourceObj::C_HEAP) GrowableArray<size_t>(100, true); |
174 } | 173 } |
175 if (RecordMarkSweepCompaction) { | 174 if (RecordMarkSweepCompaction) { |