[libav-devel] [PATCH] x86: dcadsp: Avoid SSE2 instructions in SSE functions

Henrik Gramner henrik at gramner.com
Sat Aug 1 21:11:23 CEST 2015


On Sat, Aug 1, 2015 at 8:49 PM, James Almer <jamrial at gmail.com> wrote:
> I however think movq/sd should be used here for sse2 and above instead of
> movlps.

That's a moot point in this case since the code in question is SSE
only (and even if it wasn't I'm skeptical to the claim that it would
be measurably slower than movsd).


More information about the libav-devel mailing list