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src/share/vm/gc/g1/g1CollectedHeap.hpp

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rev 11970 : imported patch 8157952-parallelize-memory-pretouch


 540 public:
 541   WorkGang* workers() const { return _workers; }
 542 
 543   G1Allocator* allocator() {
 544     return _allocator;
 545   }
 546 
 547   G1HeapVerifier* verifier() {
 548     return _verifier;
 549   }
 550 
 551   G1MonitoringSupport* g1mm() {
 552     assert(_g1mm != NULL, "should have been initialized");
 553     return _g1mm;
 554   }
 555 
 556   // Expand the garbage-first heap by at least the given size (in bytes!).
 557   // Returns true if the heap was expanded by the requested amount;
 558   // false otherwise.
 559   // (Rounds up to a HeapRegion boundary.)
 560   bool expand(size_t expand_bytes, double* expand_time_ms = NULL);
 561 
 562   // Returns the PLAB statistics for a given destination.
 563   inline G1EvacStats* alloc_buffer_stats(InCSetState dest);
 564 
 565   // Determines PLAB size for a given destination.
 566   inline size_t desired_plab_sz(InCSetState dest);
 567 
 568   inline AllocationContextStats& allocation_context_stats();
 569 
 570   // Do anything common to GC's.
 571   void gc_prologue(bool full);
 572   void gc_epilogue(bool full);
 573 
 574   // Modify the reclaim candidate set and test for presence.
 575   // These are only valid for starts_humongous regions.
 576   inline void set_humongous_reclaim_candidate(uint region, bool value);
 577   inline bool is_humongous_reclaim_candidate(uint region);
 578 
 579   // Remove from the reclaim candidate set.  Also remove from the
 580   // collection set so that later encounters avoid the slow path.




 540 public:
 541   WorkGang* workers() const { return _workers; }
 542 
 543   G1Allocator* allocator() {
 544     return _allocator;
 545   }
 546 
 547   G1HeapVerifier* verifier() {
 548     return _verifier;
 549   }
 550 
 551   G1MonitoringSupport* g1mm() {
 552     assert(_g1mm != NULL, "should have been initialized");
 553     return _g1mm;
 554   }
 555 
 556   // Expand the garbage-first heap by at least the given size (in bytes!).
 557   // Returns true if the heap was expanded by the requested amount;
 558   // false otherwise.
 559   // (Rounds up to a HeapRegion boundary.)
 560   bool expand(size_t expand_bytes, WorkGang* pretouch_workers = NULL, double* expand_time_ms = NULL);
 561 
 562   // Returns the PLAB statistics for a given destination.
 563   inline G1EvacStats* alloc_buffer_stats(InCSetState dest);
 564 
 565   // Determines PLAB size for a given destination.
 566   inline size_t desired_plab_sz(InCSetState dest);
 567 
 568   inline AllocationContextStats& allocation_context_stats();
 569 
 570   // Do anything common to GC's.
 571   void gc_prologue(bool full);
 572   void gc_epilogue(bool full);
 573 
 574   // Modify the reclaim candidate set and test for presence.
 575   // These are only valid for starts_humongous regions.
 576   inline void set_humongous_reclaim_candidate(uint region, bool value);
 577   inline bool is_humongous_reclaim_candidate(uint region);
 578 
 579   // Remove from the reclaim candidate set.  Also remove from the
 580   // collection set so that later encounters avoid the slow path.


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