8249608: Vector register used by C2 compiled method corrupted at safepoint

[omikhaltsova]

I'd like to backport JDK-8249608 to jdk13u for parity with jdk11u.
The original patch applied cleanly.
Tested with tier1, tier2.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change must be properly reviewed

Issue

• JDK-8249608: Vector register used by C2 compiled method corrupted at safepoint

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk13u-dev pull/211/head:pull/211
$ git checkout pull/211

Update a local copy of the PR:
$ git checkout pull/211
$ git pull https://git.openjdk.java.net/jdk13u-dev pull/211/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 211

View PR using the GUI difftool:
$ git pr show -t 211

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk13u-dev/pull/211.diff

[bridgekeeper]

👋 Welcome back omikhaltcova! 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 backport pull request has now been updated with issue and summary from the original commit.

[openjdk]

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

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

8249608: Vector register used by C2 compiled method corrupted at safepoint

Always update 'max_vlen_in_bytes'.

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

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[omikhaltsova]

/integrate

[openjdk]

@omikhaltsova
Your change (at version fb1506d) is now ready to be sponsored by a Committer.

[mlbridge]

Webrevs

• 00: Full (fb1506da)

[yan-too]

/sponsor

[openjdk]

@yan-too @omikhaltsova Pushed as commit afdd824.

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