RFR: 8374151: Cleanup minor markWord function disorder

[David Holmes]

On Fri, 19 Dec 2025 14:33:09 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

> I propose a minor restructuring to have the hash, monitor, and displaced_marker_helper functions grouped instead of intermixed.

Seems trivially fine.

I'm assuming this will allow some incoming valhalla changes to slide in more easily.

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Marked as reviewed by dholmes (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/28928#pullrequestreview-3602278188