[MPlayer-dev-eng] [PATCH] Make mp3lib SIMD optimizations work on AMD64, Part 3

Zuxy Meng zuxy.meng at gmail.com
Tue May 22 16:06:45 CEST 2007


Hi,

2007/5/21, Guillaume POIRIER <poirierg at gmail.com>:
> Hi,
>
> On 5/21/07, Zuxy Meng <zuxy.meng at gmail.com> wrote:
>
> > Thanks. Part 1 committed. Now is Part 2, replacing leal to add/sub so
> > that pointer arithmetic will be 64-bit under AMD64.
> >
> > According to AMD & Intel's manuals, add/sub is faster than lea on K8
> > and P4 and has the same latency in PM/Core 2.
>
> Looks OK to me, apply anytime.

Part 2 done. Now the 3rd part, replace hardcoded registers.

-- 
Zuxy
Beauty is truth,
While truth is beauty.
PGP KeyID: E8555ED6
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: decode_MMX.c.diff
URL: <http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/attachments/20070522/a93e58e1/attachment.asc>


More information about the MPlayer-dev-eng mailing list