[master] RFR: OMWorld: Cleanups

Thu May 23 07:03:18 UTC 2024

This contains a handful of miscellaneous cleanups. Removing dead code, fixes/cleanups todos, cleanup logging and removing all special handling of `x86_32` not having a thread register / lacking registers.

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Commit messages:
 - Fix logging
 - Cleanup / polish

Changes: https://git.openjdk.org/lilliput/pull/178/files
  Webrev: https://webrevs.openjdk.org/?repo=lilliput&pr=178&range=00
  Stats: 89 lines in 14 files changed: 5 ins; 66 del; 18 mod
  Patch: https://git.openjdk.org/lilliput/pull/178.diff
  Fetch: git fetch https://git.openjdk.org/lilliput.git pull/178/head:pull/178

PR: https://git.openjdk.org/lilliput/pull/178