Hi all, This decouples the `AlwaysAtomicAccesses` flag from layouts in Valhalla.
It also fixes a broken assertion that had gone unnoticed due to `AlwaysAtomicAccesses` being falsy. Testing: tiers 1-3. --------- - [x] I confirm that I make this contribution in accordance with the [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai). ------------- Commit messages: - Merge branch 'lworld' into JDK-8382701 - Fix merge conflicts. - Fix up and document. - Update asserts. - Remove AlwaysAtomicAccesses. Changes: https://git.openjdk.org/valhalla/pull/2366/files Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=2366&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8382701 Stats: 12 lines in 2 files changed: 8 ins; 0 del; 4 mod Patch: https://git.openjdk.org/valhalla/pull/2366.diff Fetch: git fetch https://git.openjdk.org/valhalla.git pull/2366/head:pull/2366 PR: https://git.openjdk.org/valhalla/pull/2366
