[FFmpeg-devel] [PATCH] dnxhd_mmx: prefer xmm registers below xmm6 when they are available

Reimar Döffinger Reimar.Doeffinger
Sat Oct 30 22:23:01 CEST 2010

On Sat, Oct 30, 2010 at 05:40:50PM -0200, Ramiro Polla wrote:
> Instead of marking all xmm registers in the clobber list, some
> functions can use registers below xmm6, which makes it no longer an
> issue for win64. A few more patches like this one will follow.

The reason for this is that at least some code just initialized
xmm7 to 0 and reused that over multiple asm blocks.
I guess there's not much point for it now anymore though.

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