git: openjdk/mobile: 8233500: Shenandoah: Shenandoah load barrier should save registers before calling keep alive barrier on x86

[duke]

Changeset: 598ec409
Author:    Zhengyu Gu <zgu at openjdk.org>
Date:      2019-11-26 14:33:56 +0000
URL:       https://git.openjdk.java.net/mobile/commit/598ec409

8233500: Shenandoah: Shenandoah load barrier should save registers before calling keep alive barrier on x86

Reviewed-by: rkennke

! src/hotspot/cpu/x86/gc/shenandoah/shenandoahBarrierSetAssembler_x86.cpp