[Ffmpeg-devel] [PATCH] hadamard8_*_altivec on gnu as (linux/ppc)
Thu Mar 9 12:48:41 CET 2006
Romain Dolbeau wrote:
> Luca Barbato wrote:
>> Since there is some code with explicit named registers allocation I
>> added the proper as option to make it build.
> Did you check the resulting code actually works ? It
> was disabled not because of build problems but because
> the resulting binary was wrong.
> Also, it might be of interest to check the performance
> of the non-reg'allocated version with newer gcc.
Double checked with Alan Curry
the difference between non reg'allocated and hand allocated is around 1%
for gcc-4.0, I'll check later on gcc-4.1
This patch removes asm() for gcc-3.3 and gcc-3.4 fsf in order to have it
build and let everything in place for gcc-4.x
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