On 06/25/2012 05:21 PM, Jason Garrett-Glaser wrote: >> + psrldq m1, 4 ; m1 = 6, 7, 8, 9, 10, 11, x, x >> + psrldq m2, 4 ; m2 = 18, 19, 20, 21, 22, 23, x, x >> + punpcklwd m4, m0, m1 ; m4 = 0, 6, 1, 7, 2, 8, 3, 9 >> + punpckhwd m0, m1 ; m0 = 4, 10, 5, 11, x, x, x, x >> + punpcklwd m1, m3, m2 ; m1 = 12, 18, 13, 19, 14, 20, 15, 21 >> + punpckhwd m3, m2 ; m3 = 16, 22, 17, 23, x, x, x, x >> + punpckldq m2, m4, m1 ; m2 = 0, 6, 12, 18, 1, 7, 13, 19 >> + punpckhdq m4, m1 ; m4 = 2, 8, 14, 20, 3, 9, 15, 21 >> + punpckldq m0, m3 ; m0 = 4, 10, 16, 22, 5, 11, 17, 23 >> + movlpd [dstq ], m2 >> + movhpd [dstq+dst1q], m2 >> + movlpd [dstq+dst2q], m4 >> + movhpd [dstq+dst3q], m4 >> + movlpd [dstq+dst4q], m0 >> + movhpd [dstq+dst5q], m0 > > movhps and movq please.
I tried this: movhlps m1, m2 movhlps m3, m4 movhlps m5, m0 movq [dstq ], m2 movq [dstq+dst1q], m1 movq [dstq+dst2q], m4 movq [dstq+dst3q], m3 movq [dstq+dst4q], m0 movq [dstq+dst5q], m5 and it's slightly slower on Athlon64. -Justin _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
