8361892: AArch64: Incorrect matching rule leading to improper oop instruction encoding

[xiezhaokun]

Backport of openjdk/jdk@dccb178

---

Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• JDK-8361892 needs maintainer approval
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8361892: AArch64: Incorrect matching rule leading to improper oop instruction encoding (Bug - P3)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk21u-dev.git pull/2586/head:pull/2586
$ git checkout pull/2586

Update a local copy of the PR:
$ git checkout pull/2586
$ git pull https://git.openjdk.org/jdk21u-dev.git pull/2586/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 2586

View PR using the GUI difftool:
$ git pr show -t 2586

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk21u-dev/pull/2586.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back zxie! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 00: Full (6ae4f6a2)

[xiezhaokun]

/approval request
The same issue was reproduced on jdk21u-dev. The crash is resolved with this fix.

[openjdk]

@xiezhaokun
8361892: The approval request was already up to date.

[xiezhaokun]

/integrate

[openjdk]

@xiezhaokun This pull request has not yet been marked as ready for integration.