[jdk20] RFR: 8299476: PPC64 Zero build fails after JDK-8286302

[Aleksey Shipilev]

Zero does not have access to PPC64-specific constants, so this happens:

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Commit messages:
 - Fix

Changes: https://git.openjdk.org/jdk20/pull/79/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk20&pr=79&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8299476
  Stats: 5 lines in 1 file changed: 3 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk20/pull/79.diff
  Fetch: git fetch https://git.openjdk.org/jdk20 pull/79/head:pull/79

PR: https://git.openjdk.org/jdk20/pull/79