8219006: AArch64: Register corruption in slow subtype check

[theRealAph]

The backport is clean except for changed pathnames.

---

Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• JDK-8219006 needs maintainer approval
• Commit message must refer to an issue

Issue

• JDK-8219006: AArch64: Register corruption in slow subtype check (Bug - P4 - Approved)

Reviewers

• Paul Hohensee (@phohensee - Reviewer)
• Aleksey Shipilev (@shipilev - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk8u-dev.git pull/700/head:pull/700
$ git checkout pull/700

Update a local copy of the PR:
$ git checkout pull/700
$ git pull https://git.openjdk.org/jdk8u-dev.git pull/700/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 700

View PR using the GUI difftool:
$ git pr show -t 700

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk8u-dev/pull/700.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back aph! 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]

@theRealAph This change now passes all automated pre-integration checks.

After integration, the commit message for the final commit will be:

8219006: AArch64: Register corruption in slow subtype check

Reviewed-by: phh, shade

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 33 new commits pushed to the master branch:

• 9a4bc2d: 8297088: Update LCMS to 2.14
• 9948bd6: 8367115: [8u] Problem list CAInterop.java#actalisauthenticationrootca test
• 9a1f0c6: 8364597: Replace THL A29 Limited with Tencent
• ... and 30 more: https://git.openjdk.org/jdk8u-dev/compare/eb64e7f801c15f47b04db589d4ebb9be100e1d1b...master

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[openjdk]

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

[mlbridge]

Webrevs

• 00: Full (9f01f819)

[shipilev]

The backport looks good.

I see the original analysis figured this is a problem for debug builds. Have you seen in failing in release builds?

[theRealAph]

I see the original analysis figured this is a problem for debug builds. Have you seen in failing in release builds?

No, and I guess that's why we didn't backport it at the time, but we're testing non-product builds.

[shipilev]

I see the original analysis figured this is a problem for debug builds. Have you seen in failing in release builds?

No, and I guess that's why we didn't backport it at the time, but we're testing non-product builds.

OK!

[theRealAph]

/integrate

[openjdk]

Going to push as commit 26a41cd.
Since your change was applied there have been 33 commits pushed to the master branch:

• 9a4bc2d: 8297088: Update LCMS to 2.14
• 9948bd6: 8367115: [8u] Problem list CAInterop.java#actalisauthenticationrootca test
• 9a1f0c6: 8364597: Replace THL A29 Limited with Tencent
• ... and 30 more: https://git.openjdk.org/jdk8u-dev/compare/eb64e7f801c15f47b04db589d4ebb9be100e1d1b...master

Your commit was automatically rebased without conflicts.

[openjdk]

@theRealAph Pushed as commit 26a41cd.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.