[jdk25u] RFR: 8361892: AArch64: Incorrect matching rule leading to improper oop instruction encoding

Thu Aug 28 01:12:27 UTC 2025

Hi all,

This pull request contains a backport of commit [dccb1782](https://github.com/openjdk/jdk/commit/dccb1782ec35d1ee95220a237aef29ddfc292cbd) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Yadong Wang on 22 Jul 2025 and was reviewed by Aleksey Shipilev and Andrew Dinn.

Thanks!

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Commit messages:
 - Backport dccb1782ec35d1ee95220a237aef29ddfc292cbd

Changes: https://git.openjdk.org/jdk25u/pull/140/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u&pr=140&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8361892
  Stats: 32 lines in 1 file changed: 0 ins; 32 del; 0 mod
  Patch: https://git.openjdk.org/jdk25u/pull/140.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u.git pull/140/head:pull/140

PR: https://git.openjdk.org/jdk25u/pull/140