RFR: 8291118: [vectorapi] Optimize the implementation of lanewise FIRST_NONZERO

Thu Aug 18 01:21:16 UTC 2022

On Wed, 17 Aug 2022 15:16:24 GMT, Paul Sandoz <psandoz at openjdk.org> wrote:

> > > Much better to flip the operation and the receiver + first arg to the blend.
> > 
> > 
> > I'm not quite understand what the flip operation here mean. The current code is simple enough to me. Could you please show more details? Thanks a lot!
> 
> I mean to say your approach is much better: changing `ne` to `eq` and changing the arguments to the blend.

Oh, ok, thanks for the review!

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PR: https://git.openjdk.org/jdk/pull/9683