[MPlayer-dev-eng] [PATCH] SSE2-optimized libmpeg2 motion compensation
Zuxy Meng
zuxy.meng at gmail.com
Wed Jun 14 16:31:22 CEST 2006
Hi,
2006/6/14, jserv at linux2.cc.ntu.edu.tw <jserv at linux2.cc.ntu.edu.tw>:
> I update my patch in attachment, and it should be able to check the
> availability of MMX intrinsics via the compiler-time definition -
> HAVE_BUILTIN_VECTOR, which is generated by configure script.
>
HAVE_BUILTIN_VECTOR only checks for xmmintrin.h (SSE), not emmintrin.h
(SSE2). Similarly, it mightn't be safe that you rely on TARGET_SSE in
Makefile.
Not so sure, but I guess your patch deals with packed integer only, so
why there's some packed double code in your patch?
--
Zuxy
Beauty is truth,
While truth is beauty.
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