hg: jdk9/sandbox/hotspot: 8181742: Load that bypasses arraycopy has wrong memory state

[chris.hegarty at oracle.com]

Changeset: 2ab74e5dbdc2
Author:    roland
Date:      2017-06-23 09:33 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/hotspot/rev/2ab74e5dbdc2

8181742: Load that bypasses arraycopy has wrong memory state
Summary: Set load memory edge to the memory state right before the arraycopy.
Reviewed-by: kvn, thartmann

! src/share/vm/opto/arraycopynode.cpp
! src/share/vm/opto/arraycopynode.hpp
! src/share/vm/opto/library_call.cpp
! src/share/vm/opto/memnode.cpp
! src/share/vm/opto/memnode.hpp
+ test/compiler/arraycopy/TestLoadBypassACWithWrongMem.java