[jdk25] Integrated: 8360405: [PPC64] some environments don't support mfdscr instruction

[Martin Doerr]

On Wed, 25 Jun 2025 09:08:38 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> Clean backport of [JDK-8360405](https://bugs.openjdk.org/browse/JDK-8360405).

This pull request has now been integrated.

Changeset: 274a2dd7
Author:    Martin Doerr <mdoerr at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/274a2dd729875f98401ef845fbc69ad1049a0c1f
Stats:     73 lines in 4 files changed: 33 ins; 0 del; 40 mod

8360405: [PPC64] some environments don't support mfdscr instruction

Reviewed-by: haosun, rrich
Backport-of: f71d64fbeb0c196fd825241ff86d3a103d05a842

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PR: https://git.openjdk.org/jdk/pull/25972