hg: jdk7/hotspot-comp/hotspot: 6877254: Server vm crashes with no branches off of store slice" when run with CMS and UseSuperWord(default)

[changpeng.fang at sun.com]

Changeset: 685e959d09ea
Author:    cfang
Date:      2009-09-14 09:49 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/685e959d09ea

6877254: Server vm crashes with no branches off of store slice" when run with CMS and UseSuperWord(default)
Summary: design StoreCMNode::Ideal to promote its oopStore input if the input is a MergeMem node
Reviewed-by: kvn, never

! src/share/vm/opto/graphKit.cpp
! src/share/vm/opto/graphKit.hpp
! src/share/vm/opto/idealKit.cpp
! src/share/vm/opto/idealKit.hpp
! src/share/vm/opto/memnode.cpp
! src/share/vm/opto/memnode.hpp
! src/share/vm/opto/superword.cpp
+ test/compiler/6877254/Test.java