8355476: RISC-V: using zext_w directly in vector_update_crc32 could trigger assert

[Hamlin-Li]

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8355476 needs maintainer approval

Issue

• JDK-8355476: RISC-V: using zext_w directly in vector_update_crc32 could trigger assert (Bug - P4)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk24u.git pull/208/head:pull/208
$ git checkout pull/208

Update a local copy of the PR:
$ git checkout pull/208
$ git pull https://git.openjdk.org/jdk24u.git pull/208/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 208

View PR using the GUI difftool:
$ git pr show -t 208

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk24u/pull/208.diff

[bridgekeeper]

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[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.

[openjdk]

⚠️ @Hamlin-Li 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.