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comparison src/share/vm/gc_interface/collectedHeap.cpp @ 12080:5888334c9c24

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7145569: G1: optimize nmethods scanning Summary: Add a list of nmethods to the RSet for a region that contain references into the region. Skip scanning the code cache during root scanning and scan the nmethod lists during RSet scanning instead. Reviewed-by: tschatzl, brutisso, mgerdin, twisti, kvn
author johnc
date Thu, 15 Aug 2013 10:52:18 +0200
parents 27c53c9f3a7e
children d6c266999345
comparison
equal deleted inserted replaced
12033:bd902affe102 12080:5888334c9c24
114 Universe::print_heap_after_gc(); 114 Universe::print_heap_after_gc();
115 } 115 }
116 if (_gc_heap_log != NULL) { 116 if (_gc_heap_log != NULL) {
117 _gc_heap_log->log_heap_after(); 117 _gc_heap_log->log_heap_after();
118 } 118 }
119 }
120
121 void CollectedHeap::register_nmethod(nmethod* nm) {
122 assert_locked_or_safepoint(CodeCache_lock);
123 }
124
125 void CollectedHeap::unregister_nmethod(nmethod* nm) {
126 assert_locked_or_safepoint(CodeCache_lock);
119 } 127 }
120 128
121 void CollectedHeap::trace_heap(GCWhen::Type when, GCTracer* gc_tracer) { 129 void CollectedHeap::trace_heap(GCWhen::Type when, GCTracer* gc_tracer) {
122 const GCHeapSummary& heap_summary = create_heap_summary(); 130 const GCHeapSummary& heap_summary = create_heap_summary();
123 const MetaspaceSummary& metaspace_summary = create_metaspace_summary(); 131 const MetaspaceSummary& metaspace_summary = create_metaspace_summary();