[FFmpeg-devel] [PATCH 2/2] x86/dcadec: add ff_lfe_fir0_float_{sse, sse2, avx, fma3}

[James Almer]

On 2/5/2016 4:46 PM, James Almer wrote:
> Up to ~4 times faster on x86_64, ~8 times on x86_32 if compiling using x87 fp math.
> 
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavcodec/dcadsp.c          |   3 +
>  libavcodec/dcadsp.h          |   1 +
>  libavcodec/x86/Makefile      |   4 +-
>  libavcodec/x86/dcadsp.asm    | 199 +++++++++++++++++++++++++++++++++++++++++++
>  libavcodec/x86/dcadsp_init.c |  45 ++++++++++
>  5 files changed, 250 insertions(+), 2 deletions(-)
>  create mode 100644 libavcodec/x86/dcadsp.asm
>  create mode 100644 libavcodec/x86/dcadsp_init.c

<@BBB> jamrial: lfe patch is ok like this, ty

Pushed.