On Mon, Oct 17, 2016 at 10:24:48PM +0100, Rostislav Pehlivanov wrote: > Should fix segfaults on x86-32 > > Performance improvements: > > quant_bands: > with: 681 decicycles in quant_bands, 8388453 runs, 155 skips > without: 1190 decicycles in quant_bands, 8388386 runs, 222 skips > Around 42% for the function > > Twoloop coder: > > abs_pow34: > with/without: 7.82s/8.17s > Around 4% for the entire encoder > > Both: > with/without: 7.15s/8.17s > Around 12% for the entire encoder > > Fast coder: > > abs_pow34: > with/without: 3.40s/3.77s > Around 10% for the entire encoder > > Both: > with/without: 3.02s/3.77s > Around 20% faster for the entire encoder > > Signed-off-by: Rostislav Pehlivanov <atomnu...@gmail.com> > --- > libavcodec/aaccoder.c | 27 +++++++------ > libavcodec/aaccoder_trellis.h | 2 +- > libavcodec/aaccoder_twoloop.h | 2 +- > libavcodec/aacenc.c | 4 ++ > libavcodec/aacenc.h | 6 +++ > libavcodec/aacenc_is.c | 6 +-- > libavcodec/aacenc_ltp.c | 4 +- > libavcodec/aacenc_pred.c | 6 +-- > libavcodec/aacenc_quantization.h | 4 +- > libavcodec/aacenc_utils.h | 4 +- > libavcodec/x86/Makefile | 2 + > libavcodec/x86/aacencdsp.asm | 87 > ++++++++++++++++++++++++++++++++++++++++ > libavcodec/x86/aacencdsp_init.c | 43 ++++++++++++++++++++ > 13 files changed, 170 insertions(+), 27 deletions(-) > create mode 100644 libavcodec/x86/aacencdsp.asm > create mode 100644 libavcodec/x86/aacencdsp_init.c
fate passes on linux32/64 x86, mingw32/64 x86 build fails on arm: libavcodec/libavcodec.a(aacenc.o): In function `aac_encode_init': ffmpeg/arm/src/libavcodec/aacenc.c:1038: undefined reference to `ff_aac_dsp_init_x86' collect2: ld returned 1 exit status make: *** [ffserver_g] Error 1 make: *** Waiting for unfinished jobs.... libavcodec/libavcodec.a(aacenc.o): In function `aac_encode_init': ffmpeg/arm/src/libavcodec/aacenc.c:1038: undefined reference to `ff_aac_dsp_init_x86' collect2: ld returned 1 exit status make: *** [ffprobe_g] Error 1 libavcodec/libavcodec.a(aacenc.o): In function `aac_encode_init': ffmpeg/arm/src/libavcodec/aacenc.c:1038: undefined reference to `ff_aac_dsp_init_x86' collect2: ld returned 1 exit status make: *** [ffmpeg_g] Error 1 [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB While the State exists there can be no freedom; when there is freedom there will be no State. -- Vladimir Lenin
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