hg: jdk9/hs-gc/hotspot: 8038423: G1: Decommit memory within heap

[thomas.schatzl at oracle.com]

Changeset: 8985af9b3519
Author:    tschatzl
Date:      2014-08-19 14:09 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-gc/hotspot/rev/8985af9b3519

8038423: G1: Decommit memory within heap
Summary: Allow G1 to decommit memory of arbitrary regions within the heap and their associated auxiliary data structures card table, BOT, hot card cache, and mark bitmaps.
Reviewed-by: mgerdin, brutisso, jwilhelm

! src/share/vm/gc_implementation/g1/concurrentG1Refine.cpp
! src/share/vm/gc_implementation/g1/concurrentG1Refine.hpp
! src/share/vm/gc_implementation/g1/concurrentMark.cpp
! src/share/vm/gc_implementation/g1/concurrentMark.hpp
! src/share/vm/gc_implementation/g1/concurrentMark.inline.hpp
! src/share/vm/gc_implementation/g1/g1BlockOffsetTable.cpp
! src/share/vm/gc_implementation/g1/g1BlockOffsetTable.hpp
! src/share/vm/gc_implementation/g1/g1BlockOffsetTable.inline.hpp
! src/share/vm/gc_implementation/g1/g1CardCounts.cpp
! src/share/vm/gc_implementation/g1/g1CardCounts.hpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp
! src/share/vm/gc_implementation/g1/g1HotCardCache.cpp
! src/share/vm/gc_implementation/g1/g1HotCardCache.hpp
+ src/share/vm/gc_implementation/g1/g1PageBasedVirtualSpace.cpp
+ src/share/vm/gc_implementation/g1/g1PageBasedVirtualSpace.hpp
+ src/share/vm/gc_implementation/g1/g1RegionToSpaceMapper.cpp
+ src/share/vm/gc_implementation/g1/g1RegionToSpaceMapper.hpp
! src/share/vm/gc_implementation/g1/g1RemSet.cpp
! src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.cpp
! src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.hpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.cpp
! src/share/vm/gc_implementation/g1/heapRegionRemSet.hpp
! src/share/vm/gc_implementation/g1/heapRegionSeq.cpp
! src/share/vm/gc_implementation/g1/heapRegionSeq.hpp
! src/share/vm/gc_implementation/g1/heapRegionSeq.inline.hpp
! src/share/vm/gc_implementation/g1/heapRegionSet.cpp
! src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.cpp
! src/share/vm/memory/cardTableModRefBS.cpp
! src/share/vm/memory/cardTableModRefBS.hpp
! src/share/vm/memory/cardTableRS.cpp
! src/share/vm/prims/jni.cpp