hg: shenandoah/jdk9/hotspot: 2 new changesets

[rwestrel at redhat.com]

Changeset: 3a1656c0e09d
Author:    roland
Date:      2016-10-07 09:57 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/3a1656c0e09d

ShenandoahBarrierNode::needs_barrier() support for compressed oops

! src/share/vm/opto/shenandoahSupport.cpp

Changeset: 3dd7da8c2d71
Author:    roland
Date:      2016-10-07 11:37 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/3dd7da8c2d71

implicit null checks broken with compressed oops

! src/share/vm/asm/assembler.cpp
+ test/gc/shenandoah/compiler/TestNullCheck.java