hg: zgc/zgc: 6 new changesets

[per.liden at oracle.com]

Changeset: 0ea9139f60d9
Author:    pliden
Date:      2018-05-14 14:57 +0200
URL:       http://hg.openjdk.java.net/zgc/zgc/rev/0ea9139f60d9

ZGC: UPSTREAM: Add support for undoing last TLAB allocation (v2)

! src/hotspot/share/gc/shared/threadLocalAllocBuffer.hpp
! src/hotspot/share/gc/shared/threadLocalAllocBuffer.inline.hpp

Changeset: e039c26ce7f5
Author:    pliden
Date:      2018-05-14 14:57 +0200
URL:       http://hg.openjdk.java.net/zgc/zgc/rev/e039c26ce7f5

ZGC: C2: Remove assert in PhaseIdealLoop::split_barrier_thru_phi()

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

Changeset: d43c1caf816f
Author:    pliden
Date:      2018-05-14 14:57 +0200
URL:       http://hg.openjdk.java.net/zgc/zgc/rev/d43c1caf816f

ZGC: C2: Fix missing break in Matcher::find_shared()

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

Changeset: abb45d0cdcb0
Author:    pliden
Date:      2018-05-14 14:57 +0200
URL:       http://hg.openjdk.java.net/zgc/zgc/rev/abb45d0cdcb0

ZGC: Enable C2 loop strip mining by default

! src/hotspot/share/gc/z/zArguments.cpp

Changeset: 0c0969b1d521
Author:    pliden
Date:      2018-05-14 14:57 +0200
URL:       http://hg.openjdk.java.net/zgc/zgc/rev/0c0969b1d521

ZGC: Adjust test using renamed Unsafe methods

! test/hotspot/jtreg/compiler/gcbarriers/UnsafeIntrinsicsTest.java

Changeset: fc38fd6f881d
Author:    pliden
Date:      2018-05-14 14:57 +0200
URL:       http://hg.openjdk.java.net/zgc/zgc/rev/fc38fd6f881d

ZGC: Refine comments in reference processor

! src/hotspot/share/gc/z/zReferenceProcessor.cpp