[jdk25u] RFR: 8357694: RISC-V: Several IR verification tests fail when vlen=128

Mon Jul 21 15:26:44 UTC 2025

Hi all,

This pull request contains a backport of commit [15b5b54a](https://github.com/openjdk/jdk/commit/15b5b54ac707ba0d4e473fd6eb02c38a8efe705c) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Dingli Zhang on 21 Jul 2025 and was reviewed by Manuel Hässig, Fei Yang and Hamlin Li.

Thanks!

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Commit messages:
 - Backport 15b5b54ac707ba0d4e473fd6eb02c38a8efe705c

Changes: https://git.openjdk.org/jdk25u/pull/22/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk25u&pr=22&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8357694
  Stats: 49 lines in 6 files changed: 36 ins; 0 del; 13 mod
  Patch: https://git.openjdk.org/jdk25u/pull/22.diff
  Fetch: git fetch https://git.openjdk.org/jdk25u.git pull/22/head:pull/22

PR: https://git.openjdk.org/jdk25u/pull/22