[jdk26] RFR: 8374744: Enable dumping of APX EGPRs (R16–R31) in JVM fatal error logs

Thu Feb 19 19:09:23 UTC 2026

Hi Everyone,

This pull request contains a backport of commit [3a4277db](https://github.com/openjdk/jdk/commit/3a4277db74f889d0b8350145515c1a1f4e399ec8) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Srinivas Vamsi Parasa on 30 Jan 2026 and was reviewed by Sandhya Viswanathan and David Holmes.

Thanks!

-------------

Commit messages:
 - Backport 3a4277db74f889d0b8350145515c1a1f4e399ec8

Changes: https://git.openjdk.org/jdk/pull/29826/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=29826&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8374744
  Stats: 105 lines in 3 files changed: 83 ins; 1 del; 21 mod
  Patch: https://git.openjdk.org/jdk/pull/29826.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/29826/head:pull/29826

PR: https://git.openjdk.org/jdk/pull/29826