On Sun, Nov 26, 2017 at 11:51 PM, James Darnley <james.darn...@gmail.com> wrote: > -pd_0_int_min: times 2 dd 0, -2147483648 > -pq_int_min: times 2 dq -2147483648 > -pq_int_max: times 2 dq 2147483647 > +pd_0_int_min: times 4 dd 0, -2147483648 > +pq_int_min: times 4 dq -2147483648 > +pq_int_max: times 4 dq 2147483647
Using 128-bit broadcasts is preferable over duplicating the constants to 256-bit unless there's a good reason for doing so since it wastes less cache and is faster on AMD CPU:s. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
