[FFmpeg-devel] [PATCH 4/4] avcodec/mips: MSA (MIPS-SIMD-Arch) optimizations for idctdsp functions

Michael Niedermayer michaelni at gmx.at
Tue Jul 7 15:54:23 CEST 2015


On Mon, Jun 29, 2015 at 08:57:15PM +0530, shivraj.patil at imgtec.com wrote:
> From: Shivraj Patil <shivraj.patil at imgtec.com>
> 
> This patch adds MSA (MIPS-SIMD-Arch) optimizations for idctdsp functions in new file idctdsp_msa.c and simple_idct_msa.c
> 
> Signed-off-by: Shivraj Patil <shivraj.patil at imgtec.com>
> ---
>  libavcodec/idctdsp.c                |   2 +
>  libavcodec/idctdsp.h                |   2 +
>  libavcodec/mips/Makefile            |   3 +
>  libavcodec/mips/idctdsp_init_mips.c |  49 +++
>  libavcodec/mips/idctdsp_mips.h      |  43 +++
>  libavcodec/mips/idctdsp_msa.c       | 149 ++++++++++
>  libavcodec/mips/simple_idct_msa.c   | 573 ++++++++++++++++++++++++++++++++++++
>  libavutil/mips/generic_macros_msa.h |  37 +++
>  8 files changed, 858 insertions(+)
>  create mode 100644 libavcodec/mips/idctdsp_init_mips.c
>  create mode 100644 libavcodec/mips/idctdsp_mips.h
>  create mode 100644 libavcodec/mips/idctdsp_msa.c
>  create mode 100644 libavcodec/mips/simple_idct_msa.c

applied

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Awnsering whenever a program halts or runs forever is
On a turing machine, in general impossible (turings halting problem).
On any real computer, always possible as a real computer has a finite number
of states N, and will either halt in less than N cycles or never halt.
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