Mercurial > hg > truffle
diff src/share/vm/gc_implementation/g1/concurrentMark.hpp @ 20278:2c6ef90f030a
8049421: G1 Class Unloading after completing a concurrent mark cycle
Reviewed-by: tschatzl, ehelin, brutisso, coleenp, roland, iveresov
Contributed-by: stefan.karlsson@oracle.com, mikael.gerdin@oracle.com
author | stefank |
---|---|
date | Mon, 07 Jul 2014 10:12:40 +0200 |
parents | 581e70386ec9 |
children | 7df07d855c8e |
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--- a/src/share/vm/gc_implementation/g1/concurrentMark.hpp Tue Jul 01 09:03:55 2014 +0200 +++ b/src/share/vm/gc_implementation/g1/concurrentMark.hpp Mon Jul 07 10:12:40 2014 +0200 @@ -25,6 +25,7 @@ #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_CONCURRENTMARK_HPP #define SHARE_VM_GC_IMPLEMENTATION_G1_CONCURRENTMARK_HPP +#include "classfile/javaClasses.hpp" #include "gc_implementation/g1/heapRegionSet.hpp" #include "gc_implementation/shared/gcId.hpp" #include "utilities/taskqueue.hpp" @@ -86,19 +87,19 @@ // Return the address corresponding to the next marked bit at or after // "addr", and before "limit", if "limit" is non-NULL. If there is no // such bit, returns "limit" if that is non-NULL, or else "endWord()". - HeapWord* getNextMarkedWordAddress(HeapWord* addr, - HeapWord* limit = NULL) const; + HeapWord* getNextMarkedWordAddress(const HeapWord* addr, + const HeapWord* limit = NULL) const; // Return the address corresponding to the next unmarked bit at or after // "addr", and before "limit", if "limit" is non-NULL. If there is no // such bit, returns "limit" if that is non-NULL, or else "endWord()". - HeapWord* getNextUnmarkedWordAddress(HeapWord* addr, - HeapWord* limit = NULL) const; + HeapWord* getNextUnmarkedWordAddress(const HeapWord* addr, + const HeapWord* limit = NULL) const; // conversion utilities HeapWord* offsetToHeapWord(size_t offset) const { return _bmStartWord + (offset << _shifter); } - size_t heapWordToOffset(HeapWord* addr) const { + size_t heapWordToOffset(const HeapWord* addr) const { return pointer_delta(addr, _bmStartWord) >> _shifter; } int heapWordDiffToOffsetDiff(size_t diff) const; @@ -476,6 +477,7 @@ ForceOverflowSettings _force_overflow_conc; ForceOverflowSettings _force_overflow_stw; + void weakRefsWorkParallelPart(BoolObjectClosure* is_alive, bool purged_classes); void weakRefsWork(bool clear_all_soft_refs); void swapMarkBitMaps();