[FFmpeg-devel] [PATCH]Fix h264 decoding for icc 32 bit on sse2 cpu

Måns Rullgård mans
Fri Dec 26 11:15:53 CET 2008

"Jason Garrett-Glaser" <darkshikari at gmail.com> writes:

> On Fri, Dec 26, 2008 at 5:07 AM, M?ns Rullg?rd <mans at mansr.com> wrote:
>> Carl Eugen Hoyos <cehoyos at rainbow.studorg.tuwien.ac.at> writes:
>>> Hi!
>>> Attached patch disables the x264 loop filter sse2 functions when
>>> compiling with 32 bit icc. This should fix the issues with FATE.
>> What is the underlying problem?
> The assembly functions require stack alignment which ICC apparently
> doesn't provide.

I keep hitting such problems on ARM as well, especially with armcc.
This reliance on a nonstandard, and largely undocumented, feature of
gcc is worrying.

M?ns Rullg?rd
mans at mansr.com

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