[x265] [PATCH 1 of 5] asm: AVX2 asm for intra_ang_32 mode 9, improved over 40% than SSE asm

Dnyaneshwar Gorade dnyaneshwar at multicorewareinc.com
Wed Aug 19 05:57:50 CEST 2015


Hi, I wrote this code before we found new algorithm. Sure, I will compare
with new algorithm once I finish remaining modes which don't have AVX2 asm.

On Tue, Aug 18, 2015 at 8:50 PM, chen <chenm003 at 163.com> wrote:

> This is old algorithm, it need transpose, could you compare to new
> algorithm?
>
>
> At 2015-08-18 12:11:35,dnyaneshwar at multicorewareinc.com wrote:
> ># HG changeset patch
> ># User Dnyaneshwar G <dnyaneshwar at multicorewareinc.com>
> ># Date 1439531917 -19800
> >#      Fri Aug 14 11:28:37 2015 +0530
> ># Node ID 5ed23f786ea8f98e003189a537f960e4ff16201f
> ># Parent  996ebce8c874fc511d495cee227d24413e99d0c1
> >asm: AVX2 asm for intra_ang_32 mode 9, improved over 40% than SSE asm
> >
> >updated intra_ang_32 mode 27 AVX2 asm code, improved over 3% than previous AVX2 code
> >removed unnecessary constants from previous asm
>
>
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