Replicating the same `isValueObject` check from weakCASAcq for acq/rel variants of CAE and getAndSet, so that acq/rel ordering is respected.
Tested by inspecting the opto assembly of the affected APIs. Before, all four show seq-cst; after, acquire shows `membar_acquire` and release `membar_release`. --------- - [x] I confirm that I make this contribution in accordance with the [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai). ------------- Commit messages: - unsafe-value-acqrel-cae Changes: https://git.openjdk.org/jdk/pull/33423/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=33423&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8394802 Stats: 24 lines in 1 file changed: 20 ins; 0 del; 4 mod Patch: https://git.openjdk.org/jdk/pull/33423.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/33423/head:pull/33423 PR: https://git.openjdk.org/jdk/pull/33423
