[x264-devel] Re: Patch: Additional SPARC VIS SAD (8x16, 16x8, 16x16)

Laurent Aimar fenrir at via.ecp.fr
Fri Jul 22 17:50:27 CEST 2005


On Thu, Jul 21, 2005, Phil Jensen wrote:
> Hi all,
> 
> I have completed additonal SAD implementations (8x16, 16x8 and 16x16) 
> using Sparc VIS.  Overall speedup is roughly 90% from straight C.  I'm 
> doing development and testing on a Sun Fire V220, with 2 * 1.5ghz 
> UltraSPARC-III CPUs.
> 
> I've hand-unrolled each of the loops.  Sun's assembler does not appear 
> to have macro functionality built-in and I didn't want to establish an 
> external dependancy on m4.  Please let me know if you run into any 
> trouble with the patch.

 Applied, thanks :)

-- 
fenrir

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