git: openjdk/jdk17u: master: 8261579: AArch64: Support for weaker memory ordering in Atomic

[Aleksey Shipilev]

Changeset: 16a191c5
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2021-11-10 09:56:40 +0000
URL:       https://git.openjdk.java.net/jdk17u/commit/16a191c56e07feae1dab067b32ba17af0b6ee688

8261579: AArch64: Support for weaker memory ordering in Atomic

Reviewed-by: aph
Backport-of: a97715755d01b88ad9e4cf32f10ca5a3f2fda898

! src/hotspot/cpu/aarch64/atomic_aarch64.hpp
! src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp
! src/hotspot/os_cpu/bsd_aarch64/atomic_bsd_aarch64.hpp
! src/hotspot/os_cpu/linux_aarch64/atomic_linux_aarch64.S
! src/hotspot/os_cpu/linux_aarch64/atomic_linux_aarch64.hpp
! src/hotspot/share/runtime/atomic.hpp