hg: shenandoah/jdk10: 7 new changesets

[ashipile at redhat.com]

Changeset: 7ea591d59b69
Author:    shade
Date:      2018-03-05 12:46 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/7ea591d59b69

[backport] Handle checkcast arraycopy correctly in barriers. Make arraycopy+barriers a single loop

! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.hpp
! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoahSharedVariables.hpp
+ test/hotspot/jtreg/gc/shenandoah/TestArrayCopyCheckCast.java
+ test/hotspot/jtreg/gc/shenandoah/TestArrayCopyStress.java

Changeset: 32f0edaf8179
Author:    rkennke
Date:      2018-03-02 19:42 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/32f0edaf8179

[backport] Fixed pinned region handling in mark-compact

! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoahMarkCompact.cpp
+ test/hotspot/jtreg/gc/shenandoah/PinnedGarbage.java
+ test/hotspot/jtreg/gc/shenandoah/libPinnedGarbage.c

Changeset: 893ff5dda733
Author:    shade
Date:      2018-03-02 19:43 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/893ff5dda733

[backport] Cleanup allocation tracking in heuristics

! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.cpp
! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.hpp
! src/hotspot/share/gc/shenandoah/shenandoahConcurrentThread.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoahMarkCompact.cpp

Changeset: f1d8516ff8ac
Author:    shade
Date:      2018-03-02 19:43 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/f1d8516ff8ac

[backport] Setup process references and class unloading once before the cycle

! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.cpp
! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.hpp
! src/hotspot/share/gc/shenandoah/shenandoahConcurrentMark.cpp
! src/hotspot/share/gc/shenandoah/shenandoahConcurrentMark.hpp
! src/hotspot/share/gc/shenandoah/shenandoahConcurrentThread.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoahMarkCompact.cpp
! src/hotspot/share/gc/shenandoah/shenandoahTraversalGC.cpp

Changeset: e6038d82e888
Author:    shade
Date:      2018-03-02 19:43 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/e6038d82e888

[backport] Print message when heuristics changes the setting ergonomically

! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.cpp

Changeset: f5b8e3058c56
Author:    shade
Date:      2018-03-02 19:43 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/f5b8e3058c56

[backport] Refactor uncommit handling: react on explicit GCs, feature kill flag, etc

! src/hotspot/share/gc/shenandoah/shenandoahArguments.cpp
! src/hotspot/share/gc/shenandoah/shenandoahConcurrentThread.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegion.cpp
! src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp
! test/hotspot/jtreg/gc/shenandoah/acceptance/HeapUncommit.java

Changeset: 8094292f681b
Author:    shade
Date:      2018-03-02 22:12 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/8094292f681b

[backport] "Compact" heuristics for dense footprint scenarios

! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.cpp
! src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp
! test/hotspot/jtreg/gc/shenandoah/LotsOfCycles.java
! test/hotspot/jtreg/gc/shenandoah/ShenandoahStrDedupStress.java
! test/hotspot/jtreg/gc/shenandoah/TestGCThreadGroups.java
! test/hotspot/jtreg/gc/shenandoah/TestPeriodicGC.java
! test/hotspot/jtreg/gc/shenandoah/TestRegionSampling.java
! test/hotspot/jtreg/gc/shenandoah/TestShenandoahStrDedup.java
! test/hotspot/jtreg/gc/shenandoah/acceptance/AllocIntArrays.java
! test/hotspot/jtreg/gc/shenandoah/acceptance/AllocObjectArrays.java
! test/hotspot/jtreg/gc/shenandoah/acceptance/AllocObjects.java
! test/hotspot/jtreg/gc/shenandoah/acceptance/HeapUncommit.java
! test/hotspot/jtreg/gc/shenandoah/acceptance/RetainObjects.java
! test/hotspot/jtreg/gc/shenandoah/acceptance/SieveObjects.java
! test/hotspot/jtreg/gc/shenandoah/acceptance/StringInternCleanup.java
! test/hotspot/jtreg/gc/shenandoah/options/TestHeuristicsUnlock.java
! test/hotspot/jtreg/gc/stress/gcbasher/TestGCBasherWithShenandoah.java
! test/hotspot/jtreg/gc/stress/gcold/TestGCOldWithShenandoah.java