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

[duke]

On Wed, 27 Aug 2025 23:56:40 GMT, Vladimir Ivanov <vaivanov at openjdk.org> wrote:

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

@IvaVladimir 
Your change (at version 8fca1903b9669d50c77a9fc895c44d303ddfd95d) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jdk/pull/26974#issuecomment-3249787470