[jdk22u] RFR: 8322726: C2: Unloaded signature class kills argument value

[Fairoz Matte]

8322726: C2: Unloaded signature class kills argument value
Reviewed-by: kvn, dlong, thartmann

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Commit messages:
 - 8322726: C2: Unloaded signature class kills argument value

Changes: https://git.openjdk.org/jdk22u/pull/187/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk22u&pr=187&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8322726
  Stats: 181 lines in 5 files changed: 168 ins; 0 del; 13 mod
  Patch: https://git.openjdk.org/jdk22u/pull/187.diff
  Fetch: git fetch https://git.openjdk.org/jdk22u.git pull/187/head:pull/187

PR: https://git.openjdk.org/jdk22u/pull/187