Mercurial > hg > graal-jvmci-8
diff src/share/vm/gc_implementation/shared/mutableNUMASpace.hpp @ 263:12eea04c8b06
6672698: mangle_unused_area() should not remangle the entire heap at each collection.
Summary: Maintain a high water mark for the allocations in a space and mangle only up to that high water mark.
Reviewed-by: ysr, apetrusenko
| author | jmasa |
|---|---|
| date | Wed, 09 Jul 2008 15:08:55 -0700 |
| parents | d1635bf93939 |
| children | d6340ab4105b |
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--- a/src/share/vm/gc_implementation/shared/mutableNUMASpace.hpp Fri Jun 27 19:12:11 2008 -0700 +++ b/src/share/vm/gc_implementation/shared/mutableNUMASpace.hpp Wed Jul 09 15:08:55 2008 -0700 @@ -171,14 +171,21 @@ MutableNUMASpace(); virtual ~MutableNUMASpace(); // Space initialization. - virtual void initialize(MemRegion mr, bool clear_space); + virtual void initialize(MemRegion mr, bool clear_space, bool mangle_space); // Update space layout if necessary. Do all adaptive resizing job. virtual void update(); // Update allocation rate averages. virtual void accumulate_statistics(); - virtual void clear(); - virtual void mangle_unused_area(); + virtual void clear(bool mangle_space); + virtual void mangle_unused_area() PRODUCT_RETURN; + virtual void mangle_unused_area_complete() PRODUCT_RETURN; + virtual void mangle_region(MemRegion mr) PRODUCT_RETURN; + virtual void check_mangled_unused_area(HeapWord* limit) PRODUCT_RETURN; + virtual void check_mangled_unused_area_complete() PRODUCT_RETURN; + virtual void set_top_for_allocations(HeapWord* v) PRODUCT_RETURN; + virtual void set_top_for_allocations() PRODUCT_RETURN; + virtual void ensure_parsability(); virtual size_t used_in_words() const; virtual size_t free_in_words() const;