hg: jdk9/hs-comp/hotspot: 8078743: AARCH64: Extend use of stlr to cater for volatile object stores

[edward.nevill at gmail.com]

Changeset: 7956d0750510
Author:    adinn
Date:      2015-08-11 10:25 -0400
URL:       http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/7956d0750510

8078743: AARCH64: Extend use of stlr to cater for volatile object stores
Summary: The current use of stlr on AArch64 to implement volatile stores needs to be extended to cater for object stores.
Reviewed-by: kvn, aph, enevill

! src/cpu/aarch64/vm/aarch64.ad