[lilliput-jdk21u:lilliput] Integrated: 8319901: Recursive lightweight locking: ppc64le implementation

[Roman Kennke]

Hi all,

This pull request contains a backport of commit [b5cd7efc](https://github.com/openjdk/jdk/commit/b5cd7efcebe0daaf8a85f0f32b65a3bd446674ef) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Axel Boldt-Christmas on 4 Mar 2024 and was reviewed by Martin Doerr and Richard Reingruber.

Thanks!

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

Commit messages:
 - Backport b5cd7efcebe0daaf8a85f0f32b65a3bd446674ef

Changes: https://git.openjdk.org/lilliput-jdk21u/pull/28/files
  Webrev: https://webrevs.openjdk.org/?repo=lilliput-jdk21u&pr=28&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8319901
  Stats: 509 lines in 9 files changed: 409 ins; 65 del; 35 mod
  Patch: https://git.openjdk.org/lilliput-jdk21u/pull/28.diff
  Fetch: git fetch https://git.openjdk.org/lilliput-jdk21u.git pull/28/head:pull/28

PR: https://git.openjdk.org/lilliput-jdk21u/pull/28