hg: jdk/submit: 8229470: Shenandoah: Fix C1 getAndSetObject() failure

[rkennke at redhat.com]

Changeset: 9c0715c5bbf3
Author:    rkennke
Date:      2019-08-13 16:05 +0200
URL:       https://hg.openjdk.java.net/jdk/submit/rev/9c0715c5bbf3

8229470: Shenandoah: Fix C1 getAndSetObject() failure
Reviewed-by: shade

! src/hotspot/cpu/aarch64/gc/shenandoah/c1/shenandoahBarrierSetC1_aarch64.cpp
! src/hotspot/cpu/x86/gc/shenandoah/c1/shenandoahBarrierSetC1_x86.cpp