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0N/A
1879N/A#ifndef SHARE_VM_GC_IMPLEMENTATION_PARNEW_PAROOPCLOSURES_HPP
1879N/A#define SHARE_VM_GC_IMPLEMENTATION_PARNEW_PAROOPCLOSURES_HPP
1879N/A
1879N/A#include "memory/genOopClosures.hpp"
1879N/A
0N/A// Closures for ParNewGeneration
0N/A
0N/Aclass ParScanThreadState;
0N/Aclass ParNewGeneration;
1585N/Atypedef Padded<OopTaskQueue> ObjToScanQueue;
3863N/Atypedef GenericTaskQueueSet<ObjToScanQueue, mtGC> ObjToScanQueueSet;
0N/Aclass ParallelTaskTerminator;
0N/A
0N/Aclass ParScanClosure: public OopsInGenClosure {
113N/A protected:
0N/A ParScanThreadState* _par_scan_state;
113N/A ParNewGeneration* _g;
113N/A HeapWord* _boundary;
113N/A template <class T> void inline par_do_barrier(T* p);
113N/A template <class T> void inline do_oop_work(T* p,
113N/A bool gc_barrier,
113N/A bool root_scan);
113N/A public:
0N/A ParScanClosure(ParNewGeneration* g, ParScanThreadState* par_scan_state);
0N/A};
0N/A
0N/Aclass ParScanWithBarrierClosure: public ParScanClosure {
113N/A public:
0N/A ParScanWithBarrierClosure(ParNewGeneration* g,
0N/A ParScanThreadState* par_scan_state) :
0N/A ParScanClosure(g, par_scan_state) {}
113N/A virtual void do_oop(oop* p);
113N/A virtual void do_oop(narrowOop* p);
113N/A inline void do_oop_nv(oop* p);
113N/A inline void do_oop_nv(narrowOop* p);
0N/A};
0N/A
0N/Aclass ParScanWithoutBarrierClosure: public ParScanClosure {
113N/A public:
0N/A ParScanWithoutBarrierClosure(ParNewGeneration* g,
0N/A ParScanThreadState* par_scan_state) :
0N/A ParScanClosure(g, par_scan_state) {}
113N/A virtual void do_oop(oop* p);
113N/A virtual void do_oop(narrowOop* p);
113N/A inline void do_oop_nv(oop* p);
113N/A inline void do_oop_nv(narrowOop* p);
0N/A};
0N/A
0N/Aclass ParRootScanWithBarrierTwoGensClosure: public ParScanClosure {
113N/A public:
0N/A ParRootScanWithBarrierTwoGensClosure(ParNewGeneration* g,
0N/A ParScanThreadState* par_scan_state) :
0N/A ParScanClosure(g, par_scan_state) {}
113N/A virtual void do_oop(oop* p);
113N/A virtual void do_oop(narrowOop* p);
0N/A};
0N/A
0N/Aclass ParRootScanWithoutBarrierClosure: public ParScanClosure {
113N/A public:
0N/A ParRootScanWithoutBarrierClosure(ParNewGeneration* g,
0N/A ParScanThreadState* par_scan_state) :
0N/A ParScanClosure(g, par_scan_state) {}
113N/A virtual void do_oop(oop* p);
113N/A virtual void do_oop(narrowOop* p);
0N/A};
0N/A
0N/Aclass ParScanWeakRefClosure: public ScanWeakRefClosure {
113N/A protected:
0N/A ParScanThreadState* _par_scan_state;
113N/A template <class T> inline void do_oop_work(T* p);
113N/A public:
0N/A ParScanWeakRefClosure(ParNewGeneration* g,
0N/A ParScanThreadState* par_scan_state);
113N/A virtual void do_oop(oop* p);
113N/A virtual void do_oop(narrowOop* p);
113N/A inline void do_oop_nv(oop* p);
113N/A inline void do_oop_nv(narrowOop* p);
0N/A};
0N/A
0N/Aclass ParEvacuateFollowersClosure: public VoidClosure {
113N/A private:
0N/A ParScanThreadState* _par_scan_state;
0N/A ParScanThreadState* par_scan_state() { return _par_scan_state; }
0N/A
0N/A // We want to preserve the specific types here (rather than "OopClosure")
0N/A // for later de-virtualization of do_oop calls.
0N/A ParScanWithoutBarrierClosure* _to_space_closure;
0N/A ParScanWithoutBarrierClosure* to_space_closure() {
0N/A return _to_space_closure;
0N/A }
0N/A ParRootScanWithoutBarrierClosure* _to_space_root_closure;
0N/A ParRootScanWithoutBarrierClosure* to_space_root_closure() {
0N/A return _to_space_root_closure;
0N/A }
0N/A
0N/A ParScanWithBarrierClosure* _old_gen_closure;
0N/A ParScanWithBarrierClosure* old_gen_closure () {
0N/A return _old_gen_closure;
0N/A }
0N/A ParRootScanWithBarrierTwoGensClosure* _old_gen_root_closure;
0N/A ParRootScanWithBarrierTwoGensClosure* old_gen_root_closure () {
0N/A return _old_gen_root_closure;
0N/A }
0N/A
0N/A ParNewGeneration* _par_gen;
0N/A ParNewGeneration* par_gen() { return _par_gen; }
0N/A
0N/A ObjToScanQueueSet* _task_queues;
0N/A ObjToScanQueueSet* task_queues() { return _task_queues; }
0N/A
0N/A ParallelTaskTerminator* _terminator;
0N/A ParallelTaskTerminator* terminator() { return _terminator; }
113N/A public:
0N/A ParEvacuateFollowersClosure(
0N/A ParScanThreadState* par_scan_state_,
0N/A ParScanWithoutBarrierClosure* to_space_closure_,
0N/A ParScanWithBarrierClosure* old_gen_closure_,
0N/A ParRootScanWithoutBarrierClosure* to_space_root_closure_,
0N/A ParNewGeneration* par_gen_,
0N/A ParRootScanWithBarrierTwoGensClosure* old_gen_root_closure_,
0N/A ObjToScanQueueSet* task_queues_,
0N/A ParallelTaskTerminator* terminator_);
113N/A virtual void do_void();
0N/A};
1879N/A
1879N/A#endif // SHARE_VM_GC_IMPLEMENTATION_PARNEW_PAROOPCLOSURES_HPP