Re: [FFmpeg-devel] [PATCH v2] mdct15: add assembly optimizations for the 15-point FFT

2017-06-22 Thread James Almer
On 6/22/2017 5:40 PM, Rostislav Pehlivanov wrote: > c:1802 decicycles in fft15,16774635 runs, 2581 skips > fma3: 935 decicycles in fft15,16775893 runs, 1323 skips > --- > libavcodec/mdct15.c | 186 > ++- > libavcodec/mdct15.h | 2

[FFmpeg-devel] [PATCH v2] mdct15: add assembly optimizations for the 15-point FFT

2017-06-22 Thread Rostislav Pehlivanov
c:1802 decicycles in fft15,16774635 runs, 2581 skips fma3: 935 decicycles in fft15,16775893 runs, 1323 skips --- libavcodec/mdct15.c | 186 ++- libavcodec/mdct15.h | 26 +++--- libavcodec/x86/Makefile | 2 + libavcodec/x86/