vpx_subpixel_bilinear_ssse3.asm 9.12 KB
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;
;  Copyright (c) 2014 The WebM project authors. All Rights Reserved.
;
;  Use of this source code is governed by a BSD-style license
;  that can be found in the LICENSE file in the root of the source
;  tree. An additional intellectual property rights grant can be found
;  in the file PATENTS.  All contributing project authors may
;  be found in the AUTHORS file in the root of the source tree.
;

%include "vpx_ports/x86_abi_support.asm"

%macro GET_PARAM_4 0
    mov         rdx, arg(5)                 ;filter ptr
    mov         rsi, arg(0)                 ;src_ptr
    mov         rdi, arg(2)                 ;output_ptr
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    mov         ecx, 0x01000100
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    movdqa      xmm3, [rdx]                 ;load filters
    psrldq      xmm3, 6
    packsswb    xmm3, xmm3
    pshuflw     xmm3, xmm3, 0b              ;k3_k4

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    movd        xmm2, ecx                   ;rounding_shift
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    pshufd      xmm2, xmm2, 0

    movsxd      rax, DWORD PTR arg(1)       ;pixels_per_line
    movsxd      rdx, DWORD PTR arg(3)       ;out_pitch
    movsxd      rcx, DWORD PTR arg(4)       ;output_height
%endm

%macro APPLY_FILTER_4 1
    punpcklbw   xmm0, xmm1
    pmaddubsw   xmm0, xmm3

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    pmulhrsw    xmm0, xmm2                  ;rounding(+64)+shift(>>7)
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    packuswb    xmm0, xmm0                  ;pack to byte

%if %1
    movd        xmm1, [rdi]
    pavgb       xmm0, xmm1
%endif
    movd        [rdi], xmm0
    lea         rsi, [rsi + rax]
    lea         rdi, [rdi + rdx]
    dec         rcx
%endm

%macro GET_PARAM 0
    mov         rdx, arg(5)                 ;filter ptr
    mov         rsi, arg(0)                 ;src_ptr
    mov         rdi, arg(2)                 ;output_ptr
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    mov         ecx, 0x01000100
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    movdqa      xmm7, [rdx]                 ;load filters
    psrldq      xmm7, 6
    packsswb    xmm7, xmm7
    pshuflw     xmm7, xmm7, 0b              ;k3_k4
    punpcklwd   xmm7, xmm7

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    movd        xmm6, ecx                   ;rounding_shift
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    pshufd      xmm6, xmm6, 0

    movsxd      rax, DWORD PTR arg(1)       ;pixels_per_line
    movsxd      rdx, DWORD PTR arg(3)       ;out_pitch
    movsxd      rcx, DWORD PTR arg(4)       ;output_height
%endm

%macro APPLY_FILTER_8 1
    punpcklbw   xmm0, xmm1
    pmaddubsw   xmm0, xmm7

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    pmulhrsw    xmm0, xmm6                  ;rounding(+64)+shift(>>7)
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    packuswb    xmm0, xmm0                  ;pack back to byte

%if %1
    movq        xmm1, [rdi]
    pavgb       xmm0, xmm1
%endif
    movq        [rdi], xmm0                 ;store the result

    lea         rsi, [rsi + rax]
    lea         rdi, [rdi + rdx]
    dec         rcx
%endm

%macro APPLY_FILTER_16 1
    punpcklbw   xmm0, xmm1
    punpckhbw   xmm2, xmm1
    pmaddubsw   xmm0, xmm7
    pmaddubsw   xmm2, xmm7

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    pmulhrsw    xmm0, xmm6                  ;rounding(+64)+shift(>>7)
    pmulhrsw    xmm2, xmm6
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    packuswb    xmm0, xmm2                  ;pack back to byte

%if %1
    movdqu      xmm1, [rdi]
    pavgb       xmm0, xmm1
%endif
    movdqu      [rdi], xmm0                 ;store the result

    lea         rsi, [rsi + rax]
    lea         rdi, [rdi + rdx]
    dec         rcx
%endm

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global sym(vpx_filter_block1d4_v2_ssse3) PRIVATE
sym(vpx_filter_block1d4_v2_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM_4
.loop:
    movd        xmm0, [rsi]                 ;load src
    movd        xmm1, [rsi + rax]

    APPLY_FILTER_4 0
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d8_v2_ssse3) PRIVATE
sym(vpx_filter_block1d8_v2_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movq        xmm0, [rsi]                 ;0
    movq        xmm1, [rsi + rax]           ;1

    APPLY_FILTER_8 0
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d16_v2_ssse3) PRIVATE
sym(vpx_filter_block1d16_v2_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movdqu        xmm0, [rsi]               ;0
    movdqu        xmm1, [rsi + rax]         ;1
    movdqa        xmm2, xmm0

    APPLY_FILTER_16 0
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d4_v2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d4_v2_avg_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM_4
.loop:
    movd        xmm0, [rsi]                 ;load src
    movd        xmm1, [rsi + rax]

    APPLY_FILTER_4 1
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d8_v2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d8_v2_avg_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movq        xmm0, [rsi]                 ;0
    movq        xmm1, [rsi + rax]           ;1

    APPLY_FILTER_8 1
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d16_v2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d16_v2_avg_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movdqu        xmm0, [rsi]               ;0
    movdqu        xmm1, [rsi + rax]         ;1
    movdqa        xmm2, xmm0

    APPLY_FILTER_16 1
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d4_h2_ssse3) PRIVATE
sym(vpx_filter_block1d4_h2_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM_4
.loop:
    movdqu      xmm0, [rsi]                 ;load src
    movdqa      xmm1, xmm0
    psrldq      xmm1, 1

    APPLY_FILTER_4 0
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d8_h2_ssse3) PRIVATE
sym(vpx_filter_block1d8_h2_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movdqu      xmm0, [rsi]                 ;load src
    movdqa      xmm1, xmm0
    psrldq      xmm1, 1

    APPLY_FILTER_8 0
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d16_h2_ssse3) PRIVATE
sym(vpx_filter_block1d16_h2_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movdqu      xmm0,   [rsi]               ;load src
    movdqu      xmm1,   [rsi + 1]
    movdqa      xmm2, xmm0

    APPLY_FILTER_16 0
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d4_h2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d4_h2_avg_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM_4
.loop:
    movdqu      xmm0, [rsi]                 ;load src
    movdqa      xmm1, xmm0
    psrldq      xmm1, 1

    APPLY_FILTER_4 1
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d8_h2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d8_h2_avg_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movdqu      xmm0, [rsi]                 ;load src
    movdqa      xmm1, xmm0
    psrldq      xmm1, 1

    APPLY_FILTER_8 1
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret

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global sym(vpx_filter_block1d16_h2_avg_ssse3) PRIVATE
sym(vpx_filter_block1d16_h2_avg_ssse3):
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    push        rbp
    mov         rbp, rsp
    SHADOW_ARGS_TO_STACK 6
    SAVE_XMM 7
    push        rsi
    push        rdi
    ; end prolog

    GET_PARAM
.loop:
    movdqu      xmm0,   [rsi]               ;load src
    movdqu      xmm1,   [rsi + 1]
    movdqa      xmm2, xmm0

    APPLY_FILTER_16 1
    jnz         .loop

    ; begin epilog
    pop         rdi
    pop         rsi
    RESTORE_XMM
    UNSHADOW_ARGS
    pop         rbp
    ret