[lworld] RFR: 8335796: [lworld] several refactorins and bug fixes [v2]

[Vicente Romero]

> fixing several bugs
> cleanups and refactorings

Vicente Romero has updated the pull request incrementally with one additional commit since the last revision:

  adding test

-------------

Changes:
  - all: https://git.openjdk.org/valhalla/pull/1161/files
  - new: https://git.openjdk.org/valhalla/pull/1161/files/2b5db5e0..d41c5c90

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=1161&range=01
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=1161&range=00-01

  Stats: 83 lines in 1 file changed: 82 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/valhalla/pull/1161.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1161/head:pull/1161

PR: https://git.openjdk.org/valhalla/pull/1161