hg: jdk/sandbox: 8211776: 8210887 broke arraycopy optimization when ZGC is enabled

[chris.hegarty at oracle.com]

Changeset: 5d6d636cefff
Author:    roland
Date:      2018-10-05 16:47 +0200
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/5d6d636cefff

8211776: 8210887 broke arraycopy optimization when ZGC is enabled
Reviewed-by: kvn

! src/hotspot/share/gc/z/c2/zBarrierSetC2.cpp
! src/hotspot/share/gc/z/c2/zBarrierSetC2.hpp