Integrated: 8369569: Rename methods in regmask.hpp to conform with HotSpot coding style

[Daniel Lundén]

On Wed, 15 Oct 2025 08:14:26 GMT, Daniel Lundén <dlunden at openjdk.org> wrote:

> A number of methods in regmask.hpp do not conform with the HotSpot coding style. We should make sure they do.
> 
> ### Changeset
> - Rename methods in `regmask.hpp` to conform with HotSpot coding style.
> - Similarly rename directly related methods in `chaitin.hpp`.
> - Rename the constant register masks `All` and `Empty` to `ALL` and `EMPTY`.
> - Fix a few additional code style issues at lines touched by the changeset.
> 
> Note: this is a syntax-only changeset (no functional changes).
> 
> ### Testing
> 
> - [GitHub Actions](https://github.com/dlunde/jdk/actions/runs/18500704336)
> - `tier1` and HotSpot parts of `tier2` and `tier3` (and additional Oracle-internal testing) on Windows x64, Linux x64, Linux aarch64, macOS x64, and macOS aarch64.

This pull request has now been integrated.

Changeset: 39211e7f
Author:    Daniel Lundén <dlunden at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/39211e7fac74a30c343987e2ef17ab5d855a73dc
Stats:     629 lines in 31 files changed: 12 ins; 0 del; 617 mod

8369569: Rename methods in regmask.hpp to conform with HotSpot coding style

Reviewed-by: aseoane, rcastanedalo, epeter

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PR: https://git.openjdk.org/jdk/pull/27817