[FFmpeg-devel] [PATCH] Remove global mm_flags variable

Måns Rullgård mans
Tue Aug 24 21:46:56 CEST 2010


Ivan Kalvachev <ikalvachev at gmail.com> writes:

> On 8/24/10, Mans Rullgard <mans at mansr.com> wrote:
>> -
>> -#define emms_c() \
>> -{\
>> -    if (mm_flags & FF_MM_MMX)\
>> -        emms();\
>> -}
>> +#define emms_c() emms()
>
> Michael, are you really OK with that change?
> The result would be illegal instruction on all pre-MMX CPUs.

Yes, so?  When was the last time you saw one of those.  The one person
still running such old hardware will have to use --disable-mmx now.

-- 
M?ns Rullg?rd
mans at mansr.com



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