hg: jdk9/hs/hotspot: 8165808: Add release barriers when allocating objects with concurrent collection

[kim.barrett at oracle.com]

Changeset: fd16b627ebc5
Author:    kbarrett
Date:      2016-09-15 12:10 -0400
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/fd16b627ebc5

8165808: Add release barriers when allocating objects with concurrent collection
Summary: Add release_set_klass, use in slow-path allocators.
Reviewed-by: jmasa, dholmes

! src/share/vm/gc/shared/collectedHeap.hpp
! src/share/vm/gc/shared/collectedHeap.inline.hpp
! src/share/vm/oops/oop.hpp
! src/share/vm/oops/oop.inline.hpp