hg: jdk9/hs-rt/hotspot: 3 new changesets

[daniel.daugherty at oracle.com]

Changeset: df76f64caa15
Author:    dcubed
Date:      2016-04-04 14:41 -0700
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/df76f64caa15

8077392: Stream fork/join tasks occasionally fail to complete
8131715: backout the fix for JDK-8079359 when JDK-8077392 is fixed
Summary: Add missing BasicLock::_displaced_header init to ObjectSynchronizer::quick_enter() and re-enable Contended Locked "fast enter" bucket.
Reviewed-by: gthornbr, dholmes, kvn, cvarming, acorn

! src/share/vm/runtime/sharedRuntime.cpp
! src/share/vm/runtime/synchronizer.cpp

Changeset: 45fd8d3556d2
Author:    dcubed
Date:      2016-04-04 14:49 -0700
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/45fd8d3556d2

8152358: code and comment cleanups found during the hunt for 8077392
Reviewed-by: gthornbr, kvn, cvarming

! src/cpu/x86/vm/c1_LIRAssembler_x86.cpp
! src/cpu/x86/vm/interp_masm_x86.cpp
! src/cpu/x86/vm/macroAssembler_x86.cpp
! src/share/vm/runtime/biasedLocking.cpp
! src/share/vm/runtime/objectMonitor.cpp
! src/share/vm/runtime/os.cpp
! src/share/vm/runtime/sharedRuntime.cpp
! src/share/vm/runtime/synchronizer.cpp

Changeset: dc8669b055d2
Author:    dcubed
Date:      2016-04-05 00:41 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/dc8669b055d2

Merge