hg: shenandoah/jdk11: 7 new changesets

[shade at redhat.com]

Changeset: dccb7a3f2309
Author:    roland
Date:      2018-10-25 11:57 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/dccb7a3f2309

[backport] revert some useless C2 changes

! src/hotspot/share/opto/loopopts.cpp

Changeset: 2508997358d3
Author:    rkennke
Date:      2018-10-17 22:26 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/2508997358d3

[backport] JVMTI lacks a few GC barriers/hooks

! src/hotspot/share/prims/jvmtiExport.cpp
! src/hotspot/share/prims/jvmtiTagMap.cpp

Changeset: 379ec2792270
Author:    shade
Date:      2018-10-25 20:38 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/379ec2792270

[backport] Cherry-pick JDK-8212673, fix for Node::eqv_uncast

! src/hotspot/share/opto/callnode.cpp
! src/hotspot/share/opto/node.cpp
! src/hotspot/share/opto/node.hpp
+ test/hotspot/jtreg/compiler/gcbarriers/EqvUncastStepOverBarrier.java

Changeset: 871c6fae9778
Author:    shade
Date:      2018-10-25 20:38 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/871c6fae9778

[backport] Clean up ShHeap::heap_region_iterate uses

! 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/shenandoahVerifier.cpp

Changeset: e89361b9e37b
Author:    shade
Date:      2018-10-25 20:38 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/e89361b9e37b

[backport] Parallel heap region iteration

! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp
! src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp
+ test/hotspot/jtreg/gc/shenandoah/options/TestParallelRegionStride.java

Changeset: 986f3e00eb42
Author:    shade
Date:      2018-10-25 20:38 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/986f3e00eb42

[backport] Parallelise "Clear Liveness"

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

Changeset: e48900685530
Author:    shade
Date:      2018-10-25 20:38 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk11/rev/e48900685530

[backport] Parallelise "Complete Liveness"

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