[x265] [PATCH] asm: avx2 code for pixel_avg[16xN, 32xN] for 10 bpp

[Dnyaneshwar Gorade]

On Wed, Jun 17, 2015 at 12:41 PM, <sumalatha at multicorewareinc.com> wrote:

> # HG changeset patch
> # User Sumalatha Polureddy<sumalatha at multicorewareinc.com>
> # Date 1434524988 -19800
> #      Wed Jun 17 12:39:48 2015 +0530
> # Node ID 8774c63a4047fa5e54679237aeb88518740efa8d
> # Parent  be0ed447922cc81e809d296e75424bb71822aea7
> asm: avx2 code for pixel_avg[16xN, 32xN] for 10 bpp
>
> sse2:
> avg_pp[32x32]      1662.52         3823.17
> avg_pp[32x16]      874.92          2046.83
> avg_pp[ 32x8]      479.38          1126.35
> avg_pp[32x24]      1245.13         3170.44
> avg_pp[32x64]      3187.47         7329.66
> avx2:
> avg_pp[32x32]      1584.80         3699.90
> avg_pp[32x16]      820.54          2264.90
> avg_pp[ 32x8]      450.56          975.42
> avg_pp[32x24]      1104.99         2727.65
> avg_pp[32x64]      3046.60         7310.93
>
> diff -r be0ed447922c -r 8774c63a4047 source/common/x86/asm-primitives.cpp
> --- a/source/common/x86/asm-primitives.cpp      Tue Jun 16 11:15:03 2015
> +0530
> +++ b/source/common/x86/asm-primitives.cpp      Wed Jun 17 12:39:48 2015
> +0530
> @@ -1568,6 +1568,18 @@
>          p.pu[LUMA_64x48].sad_x4 = PFX(pixel_sad_x4_64x48_avx2);
>          p.pu[LUMA_64x64].sad_x4 = PFX(pixel_sad_x4_64x64_avx2);
>
> +        p.pu[LUMA_16x4].pixelavg_pp = PFX(pixel_avg_16x4_avx2);
> +        p.pu[LUMA_16x8].pixelavg_pp = PFX(pixel_avg_16x8_avx2);
> +        p.pu[LUMA_16x12].pixelavg_pp = PFX(pixel_avg_16x12_avx2);
> +        p.pu[LUMA_16x16].pixelavg_pp = PFX(pixel_avg_16x16_avx2);
> +        p.pu[LUMA_16x32].pixelavg_pp = PFX(pixel_avg_16x32_avx2);
> +        p.pu[LUMA_16x64].pixelavg_pp = PFX(pixel_avg_16x64_avx2);
> +        p.pu[LUMA_32x8].pixelavg_pp = PFX(pixel_avg_32x8_avx2);
> +        p.pu[LUMA_32x16].pixelavg_pp = PFX(pixel_avg_32x16_avx2);
> +        p.pu[LUMA_32x24].pixelavg_pp = PFX(pixel_avg_32x24_avx2);
> +        p.pu[LUMA_32x32].pixelavg_pp = PFX(pixel_avg_32x32_avx2);
> +        p.pu[LUMA_32x64].pixelavg_pp = PFX(pixel_avg_32x64_avx2);
> +
>          p.pu[LUMA_16x4].convert_p2s = PFX(filterPixelToShort_16x4_avx2);
>          p.pu[LUMA_16x8].convert_p2s = PFX(filterPixelToShort_16x8_avx2);
>          p.pu[LUMA_16x12].convert_p2s = PFX(filterPixelToShort_16x12_avx2);
> diff -r be0ed447922c -r 8774c63a4047 source/common/x86/mc-a.asm
> --- a/source/common/x86/mc-a.asm        Tue Jun 16 11:15:03 2015 +0530
> +++ b/source/common/x86/mc-a.asm        Wed Jun 17 12:39:48 2015 +0530
> @@ -3528,6 +3528,49 @@
>  AVG_WEIGHT 32, 8
>  AVG_WEIGHT 48, 8
>  AVG_WEIGHT 64, 8
> +
> +%define BIWEIGHT BIWEIGHT_SSSE3
> +%define BIWEIGHT_START BIWEIGHT_START_SSSE3
> +INIT_YMM avx2
> +cglobal pixel_avg_weight_w16
> +    BIWEIGHT_START
> +    AVG_START 5
> +.height_loop:
> +    movu     m0, [t2]
> +    movu     m1, [t4]
> +    SBUTTERFLY wd, 0, 1, 2
> +    pmaddwd   m0, m3
> +    pmaddwd   m1, m3
> +    pmulld  m0, m4
> +    pmulld  m1, m4
> +    packusdw  m0, m1
> +    mova    [t0], m0
> +    AVG_END
> +
> +cglobal pixel_avg_weight_w32
> +    BIWEIGHT_START
> +    AVG_START 5
> +.height_loop:
> +    movu     m0, [t2]
> +    movu     m1, [t4]
> +    SBUTTERFLY wd, 0, 1, 2
> +    pmaddwd   m0, m3
> +    pmaddwd   m1, m3
> +    pmulld  m0, m4
> +    pmulld  m1, m4
> +    packuswb  m0, m1
> +    mova    [t0], m0
> +    movu     m0, [t2 + 32]
> +    movu     m1, [t4 + 32]
> +    SBUTTERFLY wd, 0, 1, 2
> +    pmaddwd   m0, m3
> +    pmaddwd   m1, m3
> +    pmulld  m0, m4
> +    pmulld  m1, m4
> +    packusdw  m0, m1
> +    mova    [t0 + 32], m0
> +    AVG_END
> +
>  %else ;!HIGH_BIT_DEPTH
>  INIT_XMM sse2
>  AVG_WEIGHT 8,  7
> @@ -4096,6 +4139,22 @@
>  AVG_FUNC 12, movdqu, movdqa, movq
>  AVGH 12, 16
>
> ​>> this should be INIT_YMM avx2, are you calling same sse2 code here?
​


> +INIT_XMM avx2
> +AVG_FUNC 16, movdqu, movdqa
> +AVGH 16, 64
> +AVGH 16, 32
> +AVGH 16, 16
> +AVGH 16, 12
> +AVGH 16, 8
> +AVGH 16, 4
> +
> +AVG_FUNC 32, movdqu, movdqa
> +AVGH 32, 64
> +AVGH 32, 32
> +AVGH 32, 24
> +AVGH 32, 16
> +AVGH 32, 8
> +
>  %else ;!HIGH_BIT_DEPTH
>
>  INIT_MMX mmx2
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