hg: jdk9/sandbox/hotspot: 8178047: Aliasing problem with raw memory accesses

[chris.hegarty at oracle.com]

Changeset: b7690ac63aa5
Author:    iveresov
Date:      2017-04-19 18:02 -0700
URL:       http://hg.openjdk.java.net/jdk9/sandbox/hotspot/rev/b7690ac63aa5

8178047: Aliasing problem with raw memory accesses
Summary: Require equal bases when unaliasing offsets for raw accesses
Reviewed-by: kvn

! src/share/vm/opto/memnode.cpp
! src/share/vm/opto/memnode.hpp
+ test/compiler/unsafe/TestRawAliasing.java