[MPlayer-dev-eng] altivec patch 1/5: missing vec_splat in vec_clip macro
Luca Barbato
lu_zero at gentoo.org
Tue Feb 7 20:57:01 CET 2006
Alan Curry wrote:
> vec_clip() is the only thing that uses AVV() with a single non-zero argument
> and doesn't use vec_splat(). There's a good reason the others all surround it
> in vec_splat(...,0). AVV(235) is {235,0,0,0,...} at least on some compilers.
>
Maybe you could check if the code produced using splats+hopefully loade
element or using direct load is better or worse.
lu
--
Luca Barbato
Gentoo/linux Developer Gentoo/PPC Operational Leader
http://dev.gentoo.org/~lu_zero
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