📄 pixel-sse2.asm
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;*****************************************************************************;* pixel-sse2.asm: h264 encoder library;*****************************************************************************;* Copyright (C) 2005 SHU264 project;*;* Authors: Alex Izvorski <aizvorksi@gmail.com>;*;* This program is free software; you can redistribute it and/or modify;* it under the terms of the GNU General Public License as published by;* the Free Software Foundation; either version 2 of the License, or;* (at your option) any later version.;*;* This program is distributed in the hope that it will be useful,;* but WITHOUT ANY WARRANTY; without even the implied warranty of;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the;* GNU General Public License for more details.;*;* You should have received a copy of the GNU General Public License;* along with this program; if not, write to the Free Software;* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.;*****************************************************************************BITS 32;=============================================================================; Macros and other preprocessor constants;=============================================================================%macro cglobal 1 %ifdef PREFIX global _%1 %define %1 _%1 %else global %1 %endif%endmacro%ifdef FORMAT_COFFSECTION .rodata data%elseSECTION .rodata data align=16%endifpd_0000ffff: times 4 dd 0x0000ffffSECTION .textcglobal SHU264_pixel_sad_16x16_sse2cglobal SHU264_pixel_sad_16x8_sse2cglobal SHU264_pixel_ssd_16x16_sse2cglobal SHU264_pixel_ssd_16x8_sse2cglobal SHU264_pixel_satd_8x4_sse2cglobal SHU264_pixel_satd_8x8_sse2cglobal SHU264_pixel_satd_16x8_sse2cglobal SHU264_pixel_satd_8x16_sse2cglobal SHU264_pixel_satd_16x16_sse2%macro SAD_INC_4x16P_SSE2 0 movdqu xmm1, [ecx] movdqu xmm2, [ecx+edx] lea ecx, [ecx+2*edx] movdqu xmm3, [ecx] movdqu xmm4, [ecx+edx] psadbw xmm1, [eax] psadbw xmm2, [eax+ebx] lea eax, [eax+2*ebx] psadbw xmm3, [eax] psadbw xmm4, [eax+ebx] lea eax, [eax+2*ebx] lea ecx, [ecx+2*edx] paddw xmm1, xmm2 paddw xmm3, xmm4 paddw xmm0, xmm1 paddw xmm0, xmm3%endmacro%macro SAD_START_SSE2 0 push ebx mov eax, [esp+ 8] ; pix1 mov ebx, [esp+12] ; stride1 mov ecx, [esp+16] ; pix2 mov edx, [esp+20] ; stride2%endmacro%macro SAD_END_SSE2 0 movdqa xmm1, xmm0 psrldq xmm0, 8 paddw xmm0, xmm1 movd eax, xmm0 pop ebx ret%endmacroALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_sad_16x16_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_sad_16x16_sse2: SAD_START_SSE2 movdqu xmm0, [ecx] movdqu xmm1, [ecx+edx] lea ecx, [ecx+2*edx] movdqu xmm2, [ecx] movdqu xmm3, [ecx+edx] lea ecx, [ecx+2*edx] psadbw xmm0, [eax] psadbw xmm1, [eax+ebx] lea eax, [eax+2*ebx] movdqu xmm4, [ecx] paddw xmm0, xmm1 psadbw xmm2, [eax] psadbw xmm3, [eax+ebx] lea eax, [eax+2*ebx] movdqu xmm5, [ecx+edx] lea ecx, [ecx+2*edx] paddw xmm2, xmm3 movdqu xmm6, [ecx] movdqu xmm7, [ecx+edx] lea ecx, [ecx+2*edx] paddw xmm0, xmm2 psadbw xmm4, [eax] psadbw xmm5, [eax+ebx] lea eax, [eax+2*ebx] movdqu xmm1, [ecx] paddw xmm4, xmm5 psadbw xmm6, [eax] psadbw xmm7, [eax+ebx] lea eax, [eax+2*ebx] movdqu xmm2, [ecx+edx] lea ecx, [ecx+2*edx] paddw xmm6, xmm7 movdqu xmm3, [ecx] paddw xmm0, xmm4 movdqu xmm4, [ecx+edx] lea ecx, [ecx+2*edx] paddw xmm0, xmm6 psadbw xmm1, [eax] psadbw xmm2, [eax+ebx] lea eax, [eax+2*ebx] movdqu xmm5, [ecx] paddw xmm1, xmm2 psadbw xmm3, [eax] psadbw xmm4, [eax+ebx] lea eax, [eax+2*ebx] movdqu xmm6, [ecx+edx] lea ecx, [ecx+2*edx] paddw xmm3, xmm4 movdqu xmm7, [ecx] paddw xmm0, xmm1 movdqu xmm1, [ecx+edx] paddw xmm0, xmm3 psadbw xmm5, [eax] psadbw xmm6, [eax+ebx] lea eax, [eax+2*ebx] paddw xmm5, xmm6 psadbw xmm7, [eax] psadbw xmm1, [eax+ebx] paddw xmm7, xmm1 paddw xmm0, xmm5 paddw xmm0, xmm7 SAD_END_SSE2ALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_sad_16x8_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_sad_16x8_sse2: SAD_START_SSE2 pxor xmm0, xmm0 SAD_INC_4x16P_SSE2 SAD_INC_4x16P_SSE2 SAD_END_SSE2%macro SSD_INC_2x16P_SSE2 0 movdqu xmm1, [eax] movdqu xmm2, [ecx] movdqu xmm3, [eax+ebx] movdqu xmm4, [ecx+edx] movdqa xmm5, xmm1 movdqa xmm6, xmm3 psubusb xmm1, xmm2 psubusb xmm3, xmm4 psubusb xmm2, xmm5 psubusb xmm4, xmm6 por xmm1, xmm2 por xmm3, xmm4 movdqa xmm2, xmm1 movdqa xmm4, xmm3 punpcklbw xmm1, xmm7 punpckhbw xmm2, xmm7 punpcklbw xmm3, xmm7 punpckhbw xmm4, xmm7 pmaddwd xmm1, xmm1 pmaddwd xmm2, xmm2 pmaddwd xmm3, xmm3 pmaddwd xmm4, xmm4 lea eax, [eax+2*ebx] lea ecx, [ecx+2*edx] paddd xmm1, xmm2 paddd xmm3, xmm4 paddd xmm0, xmm1 paddd xmm0, xmm3%endmacro%macro SSD_INC_8x16P_SSE2 0 SSD_INC_2x16P_SSE2 SSD_INC_2x16P_SSE2 SSD_INC_2x16P_SSE2 SSD_INC_2x16P_SSE2%endmacro%macro SSD_START_SSE2 0 push ebx mov eax, [esp+ 8] ; pix1 mov ebx, [esp+12] ; stride1 mov ecx, [esp+16] ; pix2 mov edx, [esp+20] ; stride2 pxor xmm7, xmm7 ; zero pxor xmm0, xmm0 ; mm0 holds the sum%endmacro%macro SSD_END_SSE2 0 movdqa xmm1, xmm0 psrldq xmm1, 8 paddd xmm0, xmm1 movdqa xmm1, xmm0 psrldq xmm1, 4 paddd xmm0, xmm1 movd eax, xmm0 pop ebx ret%endmacroALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_ssd_16x16_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_ssd_16x16_sse2: SSD_START_SSE2 SSD_INC_8x16P_SSE2 SSD_INC_8x16P_SSE2 SSD_END_SSE2ALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_ssd_16x8_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_ssd_16x8_sse2: SSD_START_SSE2 SSD_INC_8x16P_SSE2 SSD_END_SSE2; %1=(row2, row0) %2=(row3, row1) %3=junk; output in %1=(row3, row0) and %3=(row2, row1)%macro HADAMARD4x4_SSE2 3 movdqa %3, %1 paddw %1, %2 psubw %3, %2 movdqa %2, %1 punpcklqdq %1, %3 punpckhqdq %2, %3 movdqa %3, %1 paddw %1, %2 psubw %3, %2%endmacro;;; two HADAMARD4x4_SSE2 running side-by-side%macro HADAMARD4x4_TWO_SSE2 6 ; a02 a13 junk1 b02 b13 junk2 (1=4 2=5 3=6) movdqa %3, %1 movdqa %6, %4 paddw %1, %2 paddw %4, %5 psubw %3, %2 psubw %6, %5 movdqa %2, %1 movdqa %5, %4 punpcklqdq %1, %3 punpcklqdq %4, %6 punpckhqdq %2, %3 punpckhqdq %5, %6 movdqa %3, %1 movdqa %6, %4 paddw %1, %2 paddw %4, %5 psubw %3, %2 psubw %6, %5%endmacro%macro TRANSPOSE4x4_TWIST_SSE2 3 ; %1=(row3, row0) %2=(row2, row1) %3=junk, output in %1 and %2 movdqa %3, %1 punpcklwd %1, %2 punpckhwd %2, %3 ; backwards because the high quadwords are already swapped movdqa %3, %1 punpckldq %1, %2 punpckhdq %3, %2 movdqa %2, %1 punpcklqdq %1, %3 punpckhqdq %2, %3%endmacro;;; two TRANSPOSE4x4_TWIST_SSE2 running side-by-side%macro TRANSPOSE4x4_TWIST_TWO_SSE2 6 ; a02 a13 junk1 b02 b13 junk2 (1=4 2=5 3=6) movdqa %3, %1 movdqa %6, %4 punpcklwd %1, %2 punpcklwd %4, %5 punpckhwd %2, %3 punpckhwd %5, %6 movdqa %3, %1 movdqa %6, %4 punpckldq %1, %2 punpckldq %4, %5 punpckhdq %3, %2 punpckhdq %6, %5 movdqa %2, %1 movdqa %5, %4 punpcklqdq %1, %3 punpcklqdq %4, %6 punpckhqdq %2, %3 punpckhqdq %5, %6%endmacro;;; loads the difference of two 4x4 blocks into xmm0,xmm1 and xmm4,xmm5 in interleaved-row order;;; destroys xmm2, 3;;; the value in xmm7 doesn't matter: it's only subtracted from itself%macro LOAD4x8_DIFF_SSE2 0 movq xmm0, [eax] movq xmm4, [ecx] punpcklbw xmm0, xmm7 punpcklbw xmm4, xmm7 psubw xmm0, xmm4 movq xmm1, [eax+ebx] movq xmm5, [ecx+edx] lea eax, [eax+2*ebx] lea ecx, [ecx+2*edx] punpcklbw xmm1, xmm7 punpcklbw xmm5, xmm7 psubw xmm1, xmm5 movq xmm2, [eax] movq xmm4, [ecx] punpcklbw xmm2, xmm7 punpcklbw xmm4, xmm7 psubw xmm2, xmm4 movdqa xmm4, xmm0 punpcklqdq xmm0, xmm2 ; rows 0 and 2 punpckhqdq xmm4, xmm2 ; next 4x4 rows 0 and 2 movq xmm3, [eax+ebx] movq xmm5, [ecx+edx] lea eax, [eax+2*ebx] lea ecx, [ecx+2*edx] punpcklbw xmm3, xmm7 punpcklbw xmm5, xmm7 psubw xmm3, xmm5 movdqa xmm5, xmm1 punpcklqdq xmm1, xmm3 ; rows 1 and 3 punpckhqdq xmm5, xmm3 ; next 4x4 rows 1 and 3%endmacro%macro SUM4x4_SSE2 4 ; 02 13 junk sum pxor %3, %3 psubw %3, %1 pmaxsw %1, %3 pxor %3, %3 psubw %3, %2 pmaxsw %2, %3 paddusw %4, %1 paddusw %4, %2%endmacro;;; two SUM4x4_SSE2 running side-by-side%macro SUM4x4_TWO_SSE2 7 ; a02 a13 junk1 b02 b13 junk2 (1=4 2=5 3=6) sum pxor %3, %3 pxor %6, %6 psubw %3, %1 psubw %6, %4 pmaxsw %1, %3 pmaxsw %4, %6 pxor %3, %3 pxor %6, %6 psubw %3, %2 psubw %6, %5 pmaxsw %2, %3 pmaxsw %5, %6 paddusw %1, %2 paddusw %4, %5 paddusw %7, %1 paddusw %7, %4%endmacro%macro SUM_MM_SSE2 2 ; sum junk ; each column sum of SATD is necessarily even, so we don't lose any precision by shifting first. psrlw %1, 1 movdqa %2, %1 psrldq %1, 2 paddusw %1, %2 pand %1, [pd_0000ffff] movdqa %2, %1 psrldq %1, 4 paddd %1, %2 movdqa %2, %1 psrldq %1, 8 paddd %1, %2 movd eax,%1%endmacro%macro SATD_TWO_SSE2 0 LOAD4x8_DIFF_SSE2 HADAMARD4x4_TWO_SSE2 xmm0, xmm1, xmm2, xmm4, xmm5, xmm3 TRANSPOSE4x4_TWIST_TWO_SSE2 xmm0, xmm2, xmm1, xmm4, xmm3, xmm5 HADAMARD4x4_TWO_SSE2 xmm0, xmm2, xmm1, xmm4, xmm3, xmm5 SUM4x4_TWO_SSE2 xmm0, xmm1, xmm2, xmm4, xmm5, xmm3, xmm6%endmacro%macro SATD_START 0 push ebx mov eax, [esp+ 8] ; pix1 mov ebx, [esp+12] ; stride1 mov ecx, [esp+16] ; pix2 mov edx, [esp+20] ; stride2 pxor xmm6, xmm6%endmacro%macro SATD_END 0 SUM_MM_SSE2 xmm6, xmm7 pop ebx ret%endmacroALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_satd_16x16_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_satd_16x16_sse2: SATD_START SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_TWO_SSE2 mov eax, [esp+ 8] mov ecx, [esp+16] lea eax, [eax+8] lea ecx, [ecx+8] SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_ENDALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_satd_8x16_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_satd_8x16_sse2: SATD_START SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_ENDALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_satd_16x8_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_satd_16x8_sse2: SATD_START SATD_TWO_SSE2 SATD_TWO_SSE2 mov eax, [esp+ 8] mov ecx, [esp+16] lea eax, [eax+8] lea ecx, [ecx+8] SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_ENDALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_satd_8x8_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_satd_8x8_sse2: SATD_START SATD_TWO_SSE2 SATD_TWO_SSE2 SATD_ENDALIGN 16;-----------------------------------------------------------------------------; int __cdecl SHU264_pixel_satd_8x4_sse2 (uint8_t *, int, uint8_t *, int );-----------------------------------------------------------------------------SHU264_pixel_satd_8x4_sse2: SATD_START SATD_TWO_SSE2 SATD_END⌨️ 快捷键说明
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