[lworld] Integrated: 8343346: [lworld] IR matching need updating after merging JDK-8339849

[Tobias Hartmann]

Adjusted the Valhalla specific IR rules to [JDK-8339849](https://bugs.openjdk.org/browse/JDK-8339849).

Thanks,
Tobias

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

Commit messages:
 - 8343346: [lworld] IR matching need updating after merging JDK-8339849

Changes: https://git.openjdk.org/valhalla/pull/1287/files
  Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1287&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8343346
  Stats: 10 lines in 2 files changed: 0 ins; 5 del; 5 mod
  Patch: https://git.openjdk.org/valhalla/pull/1287.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1287/head:pull/1287

PR: https://git.openjdk.org/valhalla/pull/1287