RFR: 8306302: C2 Superword fix: use VectorMaskCmp and VectorBlend instead of CMoveVF/D

[Fei Gao]

On Wed, 10 May 2023 13:17:47 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

> @fg1417 Since I'm basically implementing your suggestion: do you agree with this fix?

Hi @eme64 , nice rewrite!

BTW, have you tested your patch with `-XX:+UseCMoveUnconditionally` and `-XX:+UseVectorCmov` for all jtreg? Thanks.

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PR Comment: https://git.openjdk.org/jdk/pull/13493#issuecomment-1543296155