mirror of https://git.ffmpeg.org/ffmpeg.git
comment about failed optimization
Originally committed as revision 6887 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -402,7 +402,7 @@ static inline void h264_loop_filter_luma_mmx2(uint8_t *pix, int stride, int alph
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"pandn %%mm7, %%mm6 \n\t"
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"pcmpeqb %%mm7, %%mm6 \n\t"
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"pand %%mm7, %%mm6 \n\t" // mask & |p2-p0|<beta
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"movq 8+%0, %%mm4 \n\t"
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"movq 8+%0, %%mm4 \n\t" // can be merged with the and below but is slower then
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"pand %%mm7, %%mm4 \n\t" // mask & tc0
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"movq %%mm4, %%mm7 \n\t"
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"psubb %%mm6, %%mm7 \n\t"
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@ -415,7 +415,7 @@ static inline void h264_loop_filter_luma_mmx2(uint8_t *pix, int stride, int alph
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"pandn %0, %%mm6 \n\t"
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"pcmpeqb %0, %%mm6 \n\t"
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"pand %0, %%mm6 \n\t"
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"movq 8+%0, %%mm5 \n\t"
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"movq 8+%0, %%mm5 \n\t" // can be merged with the and below but is slower then
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"pand %%mm6, %%mm5 \n\t"
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"psubb %%mm6, %%mm7 \n\t"
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"movq (%2,%3), %%mm3 \n\t"
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