[x265] [PATCH 2 of 3] asm: routines for chroma hps filter functions for 8xN block size

[Nabajit Deka]

Function prototype is wrong here, dst should be int16_t *dst.


On Tue, Nov 12, 2013 at 8:36 PM, <nabajit at multicorewareinc.com> wrote:

> # HG changeset patch
> # User Nabajit Deka
> # Date 1384268587 -19800
> #      Tue Nov 12 20:33:07 2013 +0530
> # Node ID 676529ca9c45a14e54a1ad0976252b03fdcd9cd2
> # Parent  c9851effbce88c9a70f712fbfaf7e83616c5615f
> asm: routines for chroma hps filter functions for 8xN block size.
>
> diff -r c9851effbce8 -r 676529ca9c45 source/common/x86/ipfilter8.asm
> --- a/source/common/x86/ipfilter8.asm   Tue Nov 12 20:24:34 2013 +0530
> +++ b/source/common/x86/ipfilter8.asm   Tue Nov 12 20:33:07 2013 +0530
> @@ -3600,3 +3600,62 @@
>
>  FILTER_HORIZ_CHROMA 6, 8
>  FILTER_HORIZ_CHROMA 12, 16
> +
> +%macro PROCESS_CHROMA_W8 3
> +    movu        %1, [srcq - 1]
> +    pshufb      %2, %1, Tm0
> +    pmaddubsw   %2, coef2
> +    pshufb      %1, %1, Tm1
> +    pmaddubsw   %1, coef2
> +    phaddw      %2, %1
> +    psubw       %2, %3
> +    movu        [dstq],      %2
> +%endmacro
> +
>
> +;-----------------------------------------------------------------------------
> +; void interp_4tap_horiz_pp_%1x%2(pixel *src, intptr_t srcStride, pixel
> *dst, intptr_t dstStride, int coeffIdx)
>
> +;-----------------------------------------------------------------------------
> +%macro FILTER_HORIZ_CHROMA_8xN 2
> +INIT_XMM sse4
> +cglobal interp_4tap_horiz_ps_%1x%2, 4, 6, 6, src, srcstride, dst,
> dststride
> +%define coef2       m5
> +%define Tm0         m4
> +%define Tm1         m3
> +%define t2          m2
> +%define t1          m1
> +%define t0          m0
> +
> +mov         r4d,        r4m
> +add         dststrided, dststrided
> +
> +%ifdef PIC
> +lea         r5,          [tab_ChromaCoeff]
> +movd        coef2,       [r5 + r4 * 4]
> +%else
> +movd        coef2,       [tab_ChromaCoeff + r4 * 4]
> +%endif
> +
> +mov         r5d,         %2
> +
> +pshufd      coef2,       coef2,      0
> +mova        t2,          [tab_c_8192]
> +mova        Tm0,         [tab_Tm]
> +mova        Tm1,         [tab_Tm + 16]
> +
> +.loop
> +PROCESS_CHROMA_W8   t0, t1, t2
> +add         srcq,        srcstrideq
> +add         dstq,        dststrideq
> +
> +dec         r5d
> +jnz         .loop
> +
> +RET
> +%endmacro
> +
> +FILTER_HORIZ_CHROMA_8xN 8, 2
> +FILTER_HORIZ_CHROMA_8xN 8, 4
> +FILTER_HORIZ_CHROMA_8xN 8, 6
> +FILTER_HORIZ_CHROMA_8xN 8, 8
> +FILTER_HORIZ_CHROMA_8xN 8, 16
> +FILTER_HORIZ_CHROMA_8xN 8, 32
>
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