854 bool PSParallelCompact::IsAliveClosure::do_object_b(oop p) { return mark_bitmap()->is_marked(p); }
855
856 void PSParallelCompact::AdjustKlassClosure::do_klass(Klass* klass) {
857 PSParallelCompact::AdjustPointerClosure closure(_cm);
858 klass->oops_do(&closure);
859 }
860
861 void PSParallelCompact::post_initialize() {
862 ParallelScavengeHeap* heap = ParallelScavengeHeap::heap();
863 MemRegion mr = heap->reserved_region();
864 _ref_processor =
865 new ReferenceProcessor(mr, // span
866 ParallelRefProcEnabled && (ParallelGCThreads > 1), // mt processing
867 ParallelGCThreads, // mt processing degree
868 true, // mt discovery
869 ParallelGCThreads, // mt discovery degree
870 true, // atomic_discovery
871 &_is_alive_closure); // non-header is alive closure
872 _counters = new CollectorCounters("PSParallelCompact", 1);
873
874 // Initialize static fields in ParCompactionManager.
875 ParCompactionManager::initialize(mark_bitmap());
876 }
877
878 bool PSParallelCompact::initialize() {
879 ParallelScavengeHeap* heap = ParallelScavengeHeap::heap();
880 MemRegion mr = heap->reserved_region();
881
882 // Was the old gen get allocated successfully?
883 if (!heap->old_gen()->is_allocated()) {
884 return false;
885 }
886
887 initialize_space_info();
888 initialize_dead_wood_limiter();
889
890 if (!_mark_bitmap.initialize(mr)) {
891 vm_shutdown_during_initialization(
892 err_msg("Unable to allocate " SIZE_FORMAT "KB bitmaps for parallel "
893 "garbage collection for the requested " SIZE_FORMAT "KB heap.",
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854 bool PSParallelCompact::IsAliveClosure::do_object_b(oop p) { return mark_bitmap()->is_marked(p); }
855
856 void PSParallelCompact::AdjustKlassClosure::do_klass(Klass* klass) {
857 PSParallelCompact::AdjustPointerClosure closure(_cm);
858 klass->oops_do(&closure);
859 }
860
861 void PSParallelCompact::post_initialize() {
862 ParallelScavengeHeap* heap = ParallelScavengeHeap::heap();
863 MemRegion mr = heap->reserved_region();
864 _ref_processor =
865 new ReferenceProcessor(mr, // span
866 ParallelRefProcEnabled && (ParallelGCThreads > 1), // mt processing
867 ParallelGCThreads, // mt processing degree
868 true, // mt discovery
869 ParallelGCThreads, // mt discovery degree
870 true, // atomic_discovery
871 &_is_alive_closure); // non-header is alive closure
872 _counters = new CollectorCounters("PSParallelCompact", 1);
873
874 // Dummy counter
875 new CollectorCounters("dummy", 2);
876
877 // Initialize static fields in ParCompactionManager.
878 ParCompactionManager::initialize(mark_bitmap());
879 }
880
881 bool PSParallelCompact::initialize() {
882 ParallelScavengeHeap* heap = ParallelScavengeHeap::heap();
883 MemRegion mr = heap->reserved_region();
884
885 // Was the old gen get allocated successfully?
886 if (!heap->old_gen()->is_allocated()) {
887 return false;
888 }
889
890 initialize_space_info();
891 initialize_dead_wood_limiter();
892
893 if (!_mark_bitmap.initialize(mr)) {
894 vm_shutdown_during_initialization(
895 err_msg("Unable to allocate " SIZE_FORMAT "KB bitmaps for parallel "
896 "garbage collection for the requested " SIZE_FORMAT "KB heap.",
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