hg: shenandoah/jdk10: 13 new changesets

[shade at redhat.com]

Changeset: c58b0d72215c
Author:    rkennke
Date:      2018-08-10 18:54 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/c58b0d72215c

[backport] Split write barrier paths for mutator and GC workers

! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp
! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.inline.hpp

Changeset: 3e2cb3f87d8a
Author:    zgu
Date:      2018-08-13 13:18 -0400
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/3e2cb3f87d8a

[backport] Fix bad assertion: can see non-empty task queue during canceled GC cycle

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

Changeset: 1263a9c4bd45
Author:    roland
Date:      2018-08-13 17:55 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/1263a9c4bd45

[backport] clean up obsolete c2 code
 - barriers are never added on constant oops
 - write barriers are always expanded to IR

! src/hotspot/share/opto/callGenerator.cpp
! src/hotspot/share/opto/ifg.cpp
! src/hotspot/share/opto/lcm.cpp
! src/hotspot/share/opto/library_call.cpp
! src/hotspot/share/opto/loopnode.cpp
! src/hotspot/share/opto/matcher.cpp
! src/hotspot/share/opto/memnode.hpp
! src/hotspot/share/opto/stringopts.cpp
! src/hotspot/share/opto/type.cpp
! src/hotspot/share/opto/type.hpp

Changeset: 177f5eb0c246
Author:    shade
Date:      2018-08-14 09:53 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/177f5eb0c246

[backport] WB slowpath should assist with evacuation of adjacent objects

! src/hotspot/share/gc/shenandoah/heuristics/shenandoahTraversalHeuristics.cpp
! src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp

Changeset: b19638e537e0
Author:    shade
Date:      2018-08-14 18:35 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/b19638e537e0

[backport] Report heap region stats in proper units

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

Changeset: f44e90e57161
Author:    zgu
Date:      2018-08-14 20:24 -0400
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/f44e90e57161

[backport] Shenandoah changes to allow enabling -Wreorder

! src/hotspot/share/gc/shenandoah/heuristics/shenandoahAdaptiveHeuristics.cpp
! src/hotspot/share/gc/shenandoah/shenandoahCodeRoots.cpp
! src/hotspot/share/gc/shenandoah/shenandoahCollectionSet.cpp
! src/hotspot/share/gc/shenandoah/shenandoahCollectorPolicy.cpp
! src/hotspot/share/gc/shenandoah/shenandoahControlThread.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/shenandoahHeuristics.cpp
! src/hotspot/share/gc/shenandoah/shenandoahMarkCompact.cpp
! src/hotspot/share/gc/shenandoah/shenandoahPacer.hpp
! src/hotspot/share/gc/shenandoah/shenandoahPhaseTimings.cpp
! src/hotspot/share/gc/shenandoah/shenandoahVerifier.cpp
! src/hotspot/share/gc/shenandoah/shenandoahWorkGroup.cpp

Changeset: b9c263761375
Author:    shade
Date:      2018-08-15 20:10 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/b9c263761375

[backport] Report Traversal status in heap sampling

! src/hotspot/share/gc/shenandoah/shenandoahHeapRegionCounters.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeapRegionCounters.hpp

Changeset: 5e2026804500
Author:    shade
Date:      2018-08-14 10:47 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/5e2026804500

[backport] Convert magic value to ShenandoahPacingSurcharge

! src/hotspot/share/gc/shenandoah/shenandoahPacer.cpp
! src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp

Changeset: a04819861a1b
Author:    shade
Date:      2018-08-14 11:54 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/a04819861a1b

[backport] Improve Traversal CSet logging

! src/hotspot/share/gc/shenandoah/heuristics/shenandoahTraversalHeuristics.cpp
! src/hotspot/share/gc/shenandoah/shenandoahTraversalGC.cpp

Changeset: 7d50fb3e440a
Author:    shade
Date:      2018-08-16 08:37 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/7d50fb3e440a

[backport] Adaptive CSet selection for Traversal

! src/hotspot/share/gc/shenandoah/heuristics/shenandoahTraversalHeuristics.cpp
! src/hotspot/share/gc/shenandoah/heuristics/shenandoahTraversalHeuristics.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeuristics.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeuristics.hpp

Changeset: 1b7c538c80a7
Author:    zgu
Date:      2018-08-17 08:20 -0400
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/1b7c538c80a7

[backport] Trivial enhancement to avoid costly deletion array element

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

Changeset: 75f360772b3a
Author:    rkennke
Date:      2018-08-20 12:02 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/75f360772b3a

[backport] Restore stricter assertions in c1_LIR_x86.cpp

! src/hotspot/cpu/x86/c1_LIR_x86.cpp

Changeset: 2d9ec217d75d
Author:    zgu
Date:      2018-08-20 12:32 -0400
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/rev/2d9ec217d75d

[backport] Traversal needs to enqueue evacuated oops in codecahe

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