Mercurial > hg > graal-compiler
diff src/share/vm/gc_implementation/parNew/parOopClosures.hpp @ 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 |
---|---|
date | Sun, 13 Apr 2008 17:43:42 -0400 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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--- a/src/share/vm/gc_implementation/parNew/parOopClosures.hpp Fri Apr 11 09:56:35 2008 -0400 +++ b/src/share/vm/gc_implementation/parNew/parOopClosures.hpp Sun Apr 13 17:43:42 2008 -0400 @@ -26,70 +26,77 @@ class ParScanThreadState; class ParNewGeneration; -template<class E> class GenericTaskQueueSet; -typedef GenericTaskQueueSet<oop> ObjToScanQueueSet; +typedef OopTaskQueueSet ObjToScanQueueSet; class ParallelTaskTerminator; class ParScanClosure: public OopsInGenClosure { -protected: + protected: ParScanThreadState* _par_scan_state; - ParNewGeneration* _g; - HeapWord* _boundary; - void do_oop_work(oop* p, - bool gc_barrier, - bool root_scan); - - void par_do_barrier(oop* p); - -public: + ParNewGeneration* _g; + HeapWord* _boundary; + template <class T> void inline par_do_barrier(T* p); + template <class T> void inline do_oop_work(T* p, + bool gc_barrier, + bool root_scan); + public: ParScanClosure(ParNewGeneration* g, ParScanThreadState* par_scan_state); }; class ParScanWithBarrierClosure: public ParScanClosure { -public: - void do_oop(oop* p) { do_oop_work(p, true, false); } - void do_oop_nv(oop* p) { do_oop_work(p, true, false); } + public: ParScanWithBarrierClosure(ParNewGeneration* g, ParScanThreadState* par_scan_state) : ParScanClosure(g, par_scan_state) {} + virtual void do_oop(oop* p); + virtual void do_oop(narrowOop* p); + inline void do_oop_nv(oop* p); + inline void do_oop_nv(narrowOop* p); }; class ParScanWithoutBarrierClosure: public ParScanClosure { -public: + public: ParScanWithoutBarrierClosure(ParNewGeneration* g, ParScanThreadState* par_scan_state) : ParScanClosure(g, par_scan_state) {} - void do_oop(oop* p) { do_oop_work(p, false, false); } - void do_oop_nv(oop* p) { do_oop_work(p, false, false); } + virtual void do_oop(oop* p); + virtual void do_oop(narrowOop* p); + inline void do_oop_nv(oop* p); + inline void do_oop_nv(narrowOop* p); }; class ParRootScanWithBarrierTwoGensClosure: public ParScanClosure { -public: + public: ParRootScanWithBarrierTwoGensClosure(ParNewGeneration* g, ParScanThreadState* par_scan_state) : ParScanClosure(g, par_scan_state) {} - void do_oop(oop* p) { do_oop_work(p, true, true); } + virtual void do_oop(oop* p); + virtual void do_oop(narrowOop* p); }; class ParRootScanWithoutBarrierClosure: public ParScanClosure { -public: + public: ParRootScanWithoutBarrierClosure(ParNewGeneration* g, ParScanThreadState* par_scan_state) : ParScanClosure(g, par_scan_state) {} - void do_oop(oop* p) { do_oop_work(p, false, true); } + virtual void do_oop(oop* p); + virtual void do_oop(narrowOop* p); }; class ParScanWeakRefClosure: public ScanWeakRefClosure { -protected: + protected: ParScanThreadState* _par_scan_state; -public: + template <class T> inline void do_oop_work(T* p); + public: ParScanWeakRefClosure(ParNewGeneration* g, ParScanThreadState* par_scan_state); - void do_oop(oop* p); - void do_oop_nv(oop* p); + virtual void do_oop(oop* p); + virtual void do_oop(narrowOop* p); + inline void do_oop_nv(oop* p); + inline void do_oop_nv(narrowOop* p); }; class ParEvacuateFollowersClosure: public VoidClosure { + private: ParScanThreadState* _par_scan_state; ParScanThreadState* par_scan_state() { return _par_scan_state; } @@ -121,8 +128,7 @@ ParallelTaskTerminator* _terminator; ParallelTaskTerminator* terminator() { return _terminator; } - -public: + public: ParEvacuateFollowersClosure( ParScanThreadState* par_scan_state_, ParScanWithoutBarrierClosure* to_space_closure_, @@ -132,5 +138,5 @@ ParRootScanWithBarrierTwoGensClosure* old_gen_root_closure_, ObjToScanQueueSet* task_queues_, ParallelTaskTerminator* terminator_); - void do_void(); + virtual void do_void(); };