810
811 void PSParallelCompact::KeepAliveClosure::do_oop(oop* p) { PSParallelCompact::KeepAliveClosure::do_oop_work(p); }
812 void PSParallelCompact::KeepAliveClosure::do_oop(narrowOop* p) { PSParallelCompact::KeepAliveClosure::do_oop_work(p); }
813
814 PSParallelCompact::AdjustPointerClosure PSParallelCompact::_adjust_root_pointer_closure(true);
815 PSParallelCompact::AdjustPointerClosure PSParallelCompact::_adjust_pointer_closure(false);
816
817 void PSParallelCompact::AdjustPointerClosure::do_oop(oop* p) { adjust_pointer(p, _is_root); }
818 void PSParallelCompact::AdjustPointerClosure::do_oop(narrowOop* p) { adjust_pointer(p, _is_root); }
819
820 void PSParallelCompact::FollowStackClosure::do_void() { _compaction_manager->follow_marking_stacks(); }
821
822 void PSParallelCompact::MarkAndPushClosure::do_oop(oop* p) { mark_and_push(_compaction_manager, p); }
823 void PSParallelCompact::MarkAndPushClosure::do_oop(narrowOop* p) { mark_and_push(_compaction_manager, p); }
824
825 void PSParallelCompact::post_initialize() {
826 ParallelScavengeHeap* heap = gc_heap();
827 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
828
829 MemRegion mr = heap->reserved_region();
830 _ref_processor = ReferenceProcessor::create_ref_processor(
831 mr, // span
832 true, // atomic_discovery
833 true, // mt_discovery
834 &_is_alive_closure,
835 ParallelGCThreads,
836 ParallelRefProcEnabled);
837 _counters = new CollectorCounters("PSParallelCompact", 1);
838
839 // Initialize static fields in ParCompactionManager.
840 ParCompactionManager::initialize(mark_bitmap());
841 }
842
843 bool PSParallelCompact::initialize() {
844 ParallelScavengeHeap* heap = gc_heap();
845 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
846 MemRegion mr = heap->reserved_region();
847
848 // Was the old gen get allocated successfully?
849 if (!heap->old_gen()->is_allocated()) {
850 return false;
851 }
852
853 initialize_space_info();
854 initialize_dead_wood_limiter();
855
856 if (!_mark_bitmap.initialize(mr)) {
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810
811 void PSParallelCompact::KeepAliveClosure::do_oop(oop* p) { PSParallelCompact::KeepAliveClosure::do_oop_work(p); }
812 void PSParallelCompact::KeepAliveClosure::do_oop(narrowOop* p) { PSParallelCompact::KeepAliveClosure::do_oop_work(p); }
813
814 PSParallelCompact::AdjustPointerClosure PSParallelCompact::_adjust_root_pointer_closure(true);
815 PSParallelCompact::AdjustPointerClosure PSParallelCompact::_adjust_pointer_closure(false);
816
817 void PSParallelCompact::AdjustPointerClosure::do_oop(oop* p) { adjust_pointer(p, _is_root); }
818 void PSParallelCompact::AdjustPointerClosure::do_oop(narrowOop* p) { adjust_pointer(p, _is_root); }
819
820 void PSParallelCompact::FollowStackClosure::do_void() { _compaction_manager->follow_marking_stacks(); }
821
822 void PSParallelCompact::MarkAndPushClosure::do_oop(oop* p) { mark_and_push(_compaction_manager, p); }
823 void PSParallelCompact::MarkAndPushClosure::do_oop(narrowOop* p) { mark_and_push(_compaction_manager, p); }
824
825 void PSParallelCompact::post_initialize() {
826 ParallelScavengeHeap* heap = gc_heap();
827 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
828
829 MemRegion mr = heap->reserved_region();
830 _ref_processor =
831 new ReferenceProcessor(mr, // span
832 ParallelRefProcEnabled && (ParallelGCThreads > 1), // mt processing
833 ParallelGCThreads, // mt processing degree
834 true, // mt discovery
835 ParallelGCThreads, // mt discovery degree
836 true, // atomic_discovery
837 &_is_alive_closure, // non-header is alive closure
838 false); // write barrier for next field updates
839 _counters = new CollectorCounters("PSParallelCompact", 1);
840
841 // Initialize static fields in ParCompactionManager.
842 ParCompactionManager::initialize(mark_bitmap());
843 }
844
845 bool PSParallelCompact::initialize() {
846 ParallelScavengeHeap* heap = gc_heap();
847 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
848 MemRegion mr = heap->reserved_region();
849
850 // Was the old gen get allocated successfully?
851 if (!heap->old_gen()->is_allocated()) {
852 return false;
853 }
854
855 initialize_space_info();
856 initialize_dead_wood_limiter();
857
858 if (!_mark_bitmap.initialize(mr)) {
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