Integrated: 8377726: Remove unused macros in register.hpp

[Kim Barrett]

On Thu, 12 Feb 2026 06:06:14 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Please review this change to remove some unused (or nearly unused) macros in
> share/asm/register.hpp. This change also simplifies the zero definition of
> noreg to render one of the macros no longer used.
> 
> Testing: mach5 tier1 and GHA Sanity Tests.
> The GHA testing failed to build on Alpine Linux because of the unrelated
> https://bugs.openjdk.org/browse/JDK-8377707

This pull request has now been integrated.

Changeset: 9a92e144
Author:    Kim Barrett <kbarrett at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/9a92e144a9217006976f955de4341fbe59c38121
Stats:     22 lines in 2 files changed: 0 ins; 18 del; 4 mod

8377726: Remove unused macros in register.hpp

Reviewed-by: ayang, mhaessig

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PR: https://git.openjdk.org/jdk/pull/29685