[FFmpeg-devel] [PATCH] Unconditionally run emms on calls to emms_c() if HAVE_MMX is defined
Sun Jul 4 13:19:27 CEST 2010
Eli Friedman <eli.friedman at gmail.com> writes:
> On Sat, Jul 3, 2010 at 11:50 PM, Eli Friedman <eli.friedman at gmail.com> wrote:
>> Patch attached. ?We already assume HAVE_MMX implies MMX is available
>> at runtime, so this seems like it should be OK.
> Actually, that's wrong... I think this breaks distros that want to
> support Pentium Pro and earlier in the same binary for modern
A binary built for i586 or earlier will be quite crippled even in
plain C code. The only sane thing to do as a distro to provide two
packages (or more).
mans at mansr.com
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