On Fri, May 11, 2012 at 1:35 PM, Vitor Sessak <[email protected]> wrote: > On 05/11/2012 10:31 PM, Vitor Sessak wrote: >> >> --- >> libavcodec/x86/fft.c | 9 +++- >> libavcodec/x86/fft.h | 2 + >> libavcodec/x86/fft_mmx.asm | 108 >> +++++++++++++++++++++++++------------------- >> libavcodec/x86/fft_sse.c | 7 +++ >> libavutil/x86/x86inc.asm | 4 +- >> 5 files changed, 81 insertions(+), 49 deletions(-) > > > Note that I don't have the hardware to test if this actually work, so > consider this patch more as a request for testers.
I should note, in my experience, 256-bit float is always slower than 128-bit on Bulldozer/Trinity, so the XOP functions should all be xmm regs, not ymm. Jason _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
