RFR: 8368071: Compilation throughput regressed 2X-8X after JDK-8355003

[Man Cao]

Hi all,

Could anyone review this change that fixes a severe startup performance regression for `-XX:+TieredCompilation`?  See https://bugs.openjdk.org/browse/JDK-8368071 for more details.

-Man

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Commit messages:
 - 8368071: Compilation throughput regressed 2X-8X after JDK-8355003

Changes: https://git.openjdk.org/jdk/pull/27383/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=27383&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8368071
  Stats: 13 lines in 1 file changed: 8 ins; 2 del; 3 mod
  Patch: https://git.openjdk.org/jdk/pull/27383.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/27383/head:pull/27383

PR: https://git.openjdk.org/jdk/pull/27383