RFR: 8363858: [perf] OptimizeFill may use wide set of intrinsics

[Vladimir Ivanov]

Default mode should use OptimizeFill=true option for the SRF platform.

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Commit messages:
 - 8363858 [perf] OptimizeFill may use wide set of intrinsics

Changes: https://git.openjdk.org/jdk/pull/26974/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=26974&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8363858
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/26974.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/26974/head:pull/26974

PR: https://git.openjdk.org/jdk/pull/26974