[x265] [PATCH] asm: luma_hps[32x8, 32x16, 32x24, 32x32, 32x64] avx2 - improved 6143c->3210c, 9343c->4767c, 12806c->6737c, 16065c->8648c, 29073c->15496c

Deepthi Nandakumar deepthi at multicorewareinc.com
Mon Mar 16 12:02:03 CET 2015


This crashes on my system. Pls check.

On Mon, Mar 16, 2015 at 11:03 AM, <aasaipriya at multicorewareinc.com> wrote:

> # HG changeset patch
> # User Aasaipriya Chandran <aasaipriya at multicorewareinc.com>
> # Date 1426483989 -19800
> #      Mon Mar 16 11:03:09 2015 +0530
> # Node ID b71432c674193a204de05e8957574431eaba3610
> # Parent  19f6ba4dd66147698aa96deb2f364f30a7d63a7e
> asm: luma_hps[32x8, 32x16, 32x24, 32x32, 32x64] avx2 - improved
> 6143c->3210c, 9343c->4767c, 12806c->6737c, 16065c->8648c, 29073c->15496c
>
> diff -r 19f6ba4dd661 -r b71432c67419 source/common/x86/asm-primitives.cpp
> --- a/source/common/x86/asm-primitives.cpp      Mon Mar 16 10:47:09 2015
> +0530
> +++ b/source/common/x86/asm-primitives.cpp      Mon Mar 16 11:03:09 2015
> +0530
> @@ -1576,6 +1576,12 @@
>          p.pu[LUMA_16x32].luma_hps = x265_interp_8tap_horiz_ps_16x32_avx2;
>          p.pu[LUMA_16x64].luma_hps = x265_interp_8tap_horiz_ps_16x64_avx2;
>
> +        p.pu[LUMA_32x32].luma_hps = x265_interp_8tap_horiz_ps_32x32_avx2;
> +        p.pu[LUMA_32x16].luma_hps = x265_interp_8tap_horiz_ps_32x16_avx2;
> +        p.pu[LUMA_32x24].luma_hps = x265_interp_8tap_horiz_ps_32x24_avx2;
> +        p.pu[LUMA_32x8].luma_hps = x265_interp_8tap_horiz_ps_32x8_avx2;
> +        p.pu[LUMA_32x64].luma_hps = x265_interp_8tap_horiz_ps_32x64_avx2;
> +
>          p.chroma[X265_CSP_I420].pu[CHROMA_420_8x8].filter_hpp =
> x265_interp_4tap_horiz_pp_8x8_avx2;
>          p.chroma[X265_CSP_I420].pu[CHROMA_420_4x4].filter_hpp =
> x265_interp_4tap_horiz_pp_4x4_avx2;
>          p.chroma[X265_CSP_I420].pu[CHROMA_420_32x32].filter_hpp =
> x265_interp_4tap_horiz_pp_32x32_avx2;
> diff -r 19f6ba4dd661 -r b71432c67419 source/common/x86/ipfilter8.asm
> --- a/source/common/x86/ipfilter8.asm   Mon Mar 16 10:47:09 2015 +0530
> +++ b/source/common/x86/ipfilter8.asm   Mon Mar 16 11:03:09 2015 +0530
> @@ -2038,7 +2038,101 @@
>  IPFILTER_LUMA_PS_16x_AVX2 16 , 32
>  IPFILTER_LUMA_PS_16x_AVX2 16 , 64
>
> -
> +%macro IPFILTER_LUMA_PS_32xN_AVX2 2
> +INIT_YMM avx2
> +cglobal interp_8tap_horiz_ps_%1x%2, 6, 7, 8
> +%ifdef PIC
> +    lea                         r6,                [tab_LumaCoeff]
> +    vpbroadcastq                m0,                [r6 + r4 * 8]
> +%else
> +    vpbroadcastq                m0,                [tab_LumaCoeff + r4 *
> 8]
> +%endif
> +    mova                        m6,                [tab_Lm + 32]
> +    mova                        m1,                [tab_Lm]
> +    mov                         r4d,                %2
>        ;height
> +    add                         r3d,               r3d
> +    vbroadcasti128              m2,                [pw_1]
> +    mova                        m7,                [interp8_hps_shuf]
> +
> +    ; register map
> +    ; m0      - interpolate coeff
> +    ; m1 , m6 - shuffle order table
> +    ; m2      - pw_1
> +
> +    sub                         r0,                3
> +    test                        r5d,               r5d
> +    jz                          .loop
> +    lea                         r6,                [r1 * 3]
>        ; r8 = (N / 2 - 1) * srcStride
> +    sub                         r0,                r6
> +    add                         r4d,                7
> +
> +.loop
> +    ; Row 0
> +    vbroadcasti128              m3,                [r0]
>        ; [x x x x x A 9 8 7 6 5 4 3 2 1 0]
> +    pshufb                      m4,                m3,             m6
>        ; row 0 (col 4 to 7)
> +    pshufb                      m3,                m1
>        ; shuffled based on the col order tab_Lm row 0 (col 0 to 3)
> +    pmaddubsw                   m3,                m0
> +    pmaddubsw                   m4,                m0
> +    pmaddwd                     m3,                m2
> +    pmaddwd                     m4,                m2
> +    packssdw                    m3,                m4
> +
> +
> +    vbroadcasti128              m4,                [r0 + 8]
> +    pshufb                      m5,                m4,             m6
>        ;row 0 (col 12 to 15)
> +    pshufb                      m4,                m1
>        ;row 0 (col 8 to 11)
> +    pmaddubsw                   m4,                m0
> +    pmaddubsw                   m5,                m0
> +    pmaddwd                     m4,                m2
> +    pmaddwd                     m5,                m2
> +    packssdw                    m4,                m5
> +
> +    pmaddwd                     m3,                m2
> +    pmaddwd                     m4,                m2
> +    packssdw                    m3,                m4
> +    vpermd                      m3,                m7,             m3
> +    psubw                       m3,                [pw_2000]
> +
> +    movu                        [r2],              m3
>       ;row 0
> +
> +    vbroadcasti128              m3,                [r0 + 16]
> +    pshufb                      m4,                m3,             m6
>        ; row 0 (col 20 to 23)
> +    pshufb                      m3,                m1
>        ; row 0 (col 16 to 19)
> +    pmaddubsw                   m3,                m0
> +    pmaddubsw                   m4,                m0
> +    pmaddwd                     m3,                m2
> +    pmaddwd                     m4,                m2
> +    packssdw                    m3,                m4
> +
> +    vbroadcasti128              m4,                [r0 + 24]
> +    pshufb                      m5,                m4,             m6
>         ;row 0 (col 28 to 31)
> +    pshufb                      m4,                m1
>        ;row 0 (col 24 to 27)
> +    pmaddubsw                   m4,                m0
> +    pmaddubsw                   m5,                m0
> +    pmaddwd                     m4,                m2
> +    pmaddwd                     m5,                m2
> +    packssdw                    m4,                m5
> +
> +    pmaddwd                     m3,                m2
> +    pmaddwd                     m4,                m2
> +    packssdw                    m3,                m4
> +    vpermd                      m3,                m7,             m3
> +    psubw                       m3,                [pw_2000]
> +
> +    movu                        [r2 + 32],         m3
>       ;row 0
> +
> +    add                         r0,                r1
> +    add                         r2,                r3
> +    dec                         r4d
> +    jnz                         .loop
> +    RET
> +%endmacro
> +
> +IPFILTER_LUMA_PS_32xN_AVX2 32 , 32
> +IPFILTER_LUMA_PS_32xN_AVX2 32 , 16
> +IPFILTER_LUMA_PS_32xN_AVX2 32 , 24
> +IPFILTER_LUMA_PS_32xN_AVX2 32 , 8
> +IPFILTER_LUMA_PS_32xN_AVX2 32 , 64
>
>  ;--------------------------------------------------------------------------------------------------------------
>  ; void interp_8tap_horiz_pp_%1x%2(pixel *src, intptr_t srcStride, pixel
> *dst, intptr_t dstStride, int coeffIdx)
>
>  ;--------------------------------------------------------------------------------------------------------------
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>
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