[vlc-devel] [vlc-commits] i420_rgb: clobber lists for MMX and SSE2

Rémi Denis-Courmont remi at remlab.net
Sat Nov 26 19:28:45 CET 2011


Le samedi 26 novembre 2011 20:12:37 Rémi Denis-Courmont, vous avez écrit :
> vlc | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Sat Nov 26
> 20:12:12 2011 +0200| [0fdf4e2e39f0fe8110ee8582da1c5916d9fa737c] |
> committer: Rémi Denis-Courmont
> 
> i420_rgb: clobber lists for MMX and SSE2

i420_yuy2, yadif are still broken. I find it very suspicious that they use two 
consecutive volatile assembler statements. GCC does not promise that registers 
are preserved in-between.

avcodec also is still not setting the clobber list correctly.

-- 
Rémi Denis-Courmont
http://www.remlab.net/
http://fi.linkedin.com/in/remidenis



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