[FFmpeg-devel] [PATCH 1/5] x264asm: extend SBUTTERFLY to support SSE1

Christophe Gisquet christophe.gisquet at gmail.com
Sun Apr 7 23:09:49 CEST 2013

> So maybe this should be benchmarked to ensure it has no negative
> effects, SBUTTERFLY is used alot

I thought about it but a very small reorder buffer for a out-of-order CPU
should help. But agreed that's wishful thinking.

The other solution is probably to have 2 paths depending on %ifidn %2, %3

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