8324874: AArch64: crypto pmull based CRC32/CRC32C intrinsics clobber V8-V15 registers

[eastig]

Hi all,

This pull request contains a backport of commit 4cd31875 from the openjdk/jdk repository.

The commit being backported was authored by Evgeny Astigeevich on 6 Feb 2024 and was reviewed by Andrew Haley and Nick Gasson.

Thanks!

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8324874 needs maintainer approval

Issue

• JDK-8324874: AArch64: crypto pmull based CRC32/CRC32C intrinsics clobber V8-V15 registers (Bug - P4)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk21u.git pull/436/head:pull/436
$ git checkout pull/436

Update a local copy of the PR:
$ git checkout pull/436
$ git pull https://git.openjdk.org/jdk21u.git pull/436/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 436

View PR using the GUI difftool:
$ git pr show -t 436

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk21u/pull/436.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back eastigeevich! 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 from the original commit.

[openjdk]

⚠️ @eastig This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[mlbridge]

Webrevs

• 00: Full (be1ccfaa)

[shipilev]

Should be against jdk21u-dev, not jdk21u ;)

[eastig]

Should be against jdk21u-dev, not jdk21u ;)

Oops :(