[jdk17u-dev] RFR: 8308103: Massive (up to ~30x) increase in C2 compilation time since JDK 17

[Goetz Lindenmaier]

I backport this for parity with 17.0.10-oracle.

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Commit messages:
 - Backport c6ab9c2905203e1ec897b3404f9179ff975d0054

Changes: https://git.openjdk.org/jdk17u-dev/pull/1827/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1827&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8308103
  Stats: 70 lines in 2 files changed: 69 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1827.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1827/head:pull/1827

PR: https://git.openjdk.org/jdk17u-dev/pull/1827