On Mon, 20 Apr 2026 08:34:41 GMT, Anton Seoane Ampudia <[email protected]> wrote:
> This PR addresses a wrong register being passed to the G1 post barrier in > `g1StoreLSpecialOneOopOff4`. > > This is a typo, as the current code extracts the 4 bytes that contain a > narrowOop, decodes them into a full oop in `tmp2`, and then does not use > them. Instead, the 8 byte value payload is passed as the `new_value` oop. > > **Testing:** tiers 1-3, compiler stress tests > > --------- > - [x] I confirm that I make this contribution in accordance with the [OpenJDK > Interim AI Policy](https://openjdk.org/legal/ai). This pull request has now been integrated. Changeset: 8b2263f3 Author: Anton Seoane Ampudia <[email protected]> Committer: Paul Hübner <[email protected]> URL: https://git.openjdk.org/valhalla/commit/8b2263f38bdc38b7d219d9eb813ceea1311077b2 Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod 8382421: [lworld] g1StoreLSpecialOneOopOff4 pass wrong new_value to post barrier Reviewed-by: qamai, thartmann, stefank ------------- PR: https://git.openjdk.org/valhalla/pull/2337
