Integrated: 8261579: AArch64: Support for weaker memory ordering in Atomic

Tue Jun 29 07:43:07 UTC 2021

On Fri, 25 Jun 2021 14:02:46 GMT, Andrew Haley <aph at openjdk.org> wrote:

> At present the Atomic operations in HotSpot only support conservative (the very strongest) and relaxed (the weakest) memory ordering.
> We should add at least seq_cst for LSE. This patch also adds a release-only CAS, needed for Shenandoah.

This pull request has now been integrated.

Changeset: a9771575
Author:    Andrew Haley <aph at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/a97715755d01b88ad9e4cf32f10ca5a3f2fda898
Stats:     117 lines in 6 files changed: 112 ins; 2 del; 3 mod

8261579: AArch64: Support for weaker memory ordering in Atomic

Reviewed-by: adinn, shade

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PR: https://git.openjdk.java.net/jdk/pull/4597