ref: 5404978825e174835932d9bf740e7538beb10898
dir: /vpx_dsp/x86/halfpix_variance_impl_sse2.asm/
; ; Copyright (c) 2010 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" ;void vpx_half_horiz_vert_variance16x_h_sse2(unsigned char *ref, ; int ref_stride, ; unsigned char *src, ; int src_stride, ; unsigned int height, ; int *sum, ; unsigned int *sumsquared) global sym(vpx_half_horiz_vert_variance16x_h_sse2) PRIVATE sym(vpx_half_horiz_vert_variance16x_h_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 7 SAVE_XMM 7 GET_GOT rbx push rsi push rdi ; end prolog pxor xmm6, xmm6 ; error accumulator pxor xmm7, xmm7 ; sse eaccumulator mov rsi, arg(0) ;ref mov rdi, arg(2) ;src movsxd rcx, dword ptr arg(4) ;height movsxd rax, dword ptr arg(1) ;ref_stride movsxd rdx, dword ptr arg(3) ;src_stride pxor xmm0, xmm0 ; movdqu xmm5, XMMWORD PTR [rsi] movdqu xmm3, XMMWORD PTR [rsi+1] pavgb xmm5, xmm3 ; xmm5 = avg(xmm1,xmm3) horizontal line 1 lea rsi, [rsi + rax] vpx_half_horiz_vert_variance16x_h_1: movdqu xmm1, XMMWORD PTR [rsi] ; movdqu xmm2, XMMWORD PTR [rsi+1] ; pavgb xmm1, xmm2 ; xmm1 = avg(xmm1,xmm3) horizontal line i+1 pavgb xmm5, xmm1 ; xmm = vertical average of the above movdqa xmm4, xmm5 punpcklbw xmm5, xmm0 ; xmm5 = words of above punpckhbw xmm4, xmm0 movq xmm3, QWORD PTR [rdi] ; xmm3 = d0,d1,d2..d7 punpcklbw xmm3, xmm0 ; xmm3 = words of above psubw xmm5, xmm3 ; xmm5 -= xmm3 movq xmm3, QWORD PTR [rdi+8] punpcklbw xmm3, xmm0 psubw xmm4, xmm3 paddw xmm6, xmm5 ; xmm6 += accumulated column differences paddw xmm6, xmm4 pmaddwd xmm5, xmm5 ; xmm5 *= xmm5 pmaddwd xmm4, xmm4 paddd xmm7, xmm5 ; xmm7 += accumulated square column differences paddd xmm7, xmm4 movdqa xmm5, xmm1 ; save xmm1 for use on the next row lea rsi, [rsi + rax] lea rdi, [rdi + rdx] sub rcx, 1 ; jnz vpx_half_horiz_vert_variance16x_h_1 ; pxor xmm1, xmm1 pxor xmm5, xmm5 punpcklwd xmm0, xmm6 punpckhwd xmm1, xmm6 psrad xmm0, 16 psrad xmm1, 16 paddd xmm0, xmm1 movdqa xmm1, xmm0 movdqa xmm6, xmm7 punpckldq xmm6, xmm5 punpckhdq xmm7, xmm5 paddd xmm6, xmm7 punpckldq xmm0, xmm5 punpckhdq xmm1, xmm5 paddd xmm0, xmm1 movdqa xmm7, xmm6 movdqa xmm1, xmm0 psrldq xmm7, 8 psrldq xmm1, 8 paddd xmm6, xmm7 paddd xmm0, xmm1 mov rsi, arg(5) ;[Sum] mov rdi, arg(6) ;[SSE] movd [rsi], xmm0 movd [rdi], xmm6 ; begin epilog pop rdi pop rsi RESTORE_GOT RESTORE_XMM UNSHADOW_ARGS pop rbp ret ;void vpx_half_vert_variance16x_h_sse2(unsigned char *ref, ; int ref_stride, ; unsigned char *src, ; int src_stride, ; unsigned int height, ; int *sum, ; unsigned int *sumsquared) global sym(vpx_half_vert_variance16x_h_sse2) PRIVATE sym(vpx_half_vert_variance16x_h_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 7 SAVE_XMM 7 GET_GOT rbx push rsi push rdi ; end prolog pxor xmm6, xmm6 ; error accumulator pxor xmm7, xmm7 ; sse eaccumulator mov rsi, arg(0) ;ref mov rdi, arg(2) ;src movsxd rcx, dword ptr arg(4) ;height movsxd rax, dword ptr arg(1) ;ref_stride movsxd rdx, dword ptr arg(3) ;src_stride movdqu xmm5, XMMWORD PTR [rsi] lea rsi, [rsi + rax ] pxor xmm0, xmm0 vpx_half_vert_variance16x_h_1: movdqu xmm3, XMMWORD PTR [rsi] pavgb xmm5, xmm3 ; xmm5 = avg(xmm1,xmm3) movdqa xmm4, xmm5 punpcklbw xmm5, xmm0 punpckhbw xmm4, xmm0 movq xmm2, QWORD PTR [rdi] punpcklbw xmm2, xmm0 psubw xmm5, xmm2 movq xmm2, QWORD PTR [rdi+8] punpcklbw xmm2, xmm0 psubw xmm4, xmm2 paddw xmm6, xmm5 ; xmm6 += accumulated column differences paddw xmm6, xmm4 pmaddwd xmm5, xmm5 ; xmm5 *= xmm5 pmaddwd xmm4, xmm4 paddd xmm7, xmm5 ; xmm7 += accumulated square column differences paddd xmm7, xmm4 movdqa xmm5, xmm3 lea rsi, [rsi + rax] lea rdi, [rdi + rdx] sub rcx, 1 jnz vpx_half_vert_variance16x_h_1 pxor xmm1, xmm1 pxor xmm5, xmm5 punpcklwd xmm0, xmm6 punpckhwd xmm1, xmm6 psrad xmm0, 16 psrad xmm1, 16 paddd xmm0, xmm1 movdqa xmm1, xmm0 movdqa xmm6, xmm7 punpckldq xmm6, xmm5 punpckhdq xmm7, xmm5 paddd xmm6, xmm7 punpckldq xmm0, xmm5 punpckhdq xmm1, xmm5 paddd xmm0, xmm1 movdqa xmm7, xmm6 movdqa xmm1, xmm0 psrldq xmm7, 8 psrldq xmm1, 8 paddd xmm6, xmm7 paddd xmm0, xmm1 mov rsi, arg(5) ;[Sum] mov rdi, arg(6) ;[SSE] movd [rsi], xmm0 movd [rdi], xmm6 ; begin epilog pop rdi pop rsi RESTORE_GOT RESTORE_XMM UNSHADOW_ARGS pop rbp ret ;void vpx_half_horiz_variance16x_h_sse2(unsigned char *ref, ; int ref_stride ; unsigned char *src, ; int src_stride, ; unsigned int height, ; int *sum, ; unsigned int *sumsquared) global sym(vpx_half_horiz_variance16x_h_sse2) PRIVATE sym(vpx_half_horiz_variance16x_h_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 7 SAVE_XMM 7 GET_GOT rbx push rsi push rdi ; end prolog pxor xmm6, xmm6 ; error accumulator pxor xmm7, xmm7 ; sse eaccumulator mov rsi, arg(0) ;ref mov rdi, arg(2) ;src movsxd rcx, dword ptr arg(4) ;height movsxd rax, dword ptr arg(1) ;ref_stride movsxd rdx, dword ptr arg(3) ;src_stride pxor xmm0, xmm0 ; vpx_half_horiz_variance16x_h_1: movdqu xmm5, XMMWORD PTR [rsi] ; xmm5 = s0,s1,s2..s15 movdqu xmm3, XMMWORD PTR [rsi+1] ; xmm3 = s1,s2,s3..s16 pavgb xmm5, xmm3 ; xmm5 = avg(xmm1,xmm3) movdqa xmm1, xmm5 punpcklbw xmm5, xmm0 ; xmm5 = words of above punpckhbw xmm1, xmm0 movq xmm3, QWORD PTR [rdi] ; xmm3 = d0,d1,d2..d7 punpcklbw xmm3, xmm0 ; xmm3 = words of above movq xmm2, QWORD PTR [rdi+8] punpcklbw xmm2, xmm0 psubw xmm5, xmm3 ; xmm5 -= xmm3 psubw xmm1, xmm2 paddw xmm6, xmm5 ; xmm6 += accumulated column differences paddw xmm6, xmm1 pmaddwd xmm5, xmm5 ; xmm5 *= xmm5 pmaddwd xmm1, xmm1 paddd xmm7, xmm5 ; xmm7 += accumulated square column differences paddd xmm7, xmm1 lea rsi, [rsi + rax] lea rdi, [rdi + rdx] sub rcx, 1 ; jnz vpx_half_horiz_variance16x_h_1 ; pxor xmm1, xmm1 pxor xmm5, xmm5 punpcklwd xmm0, xmm6 punpckhwd xmm1, xmm6 psrad xmm0, 16 psrad xmm1, 16 paddd xmm0, xmm1 movdqa xmm1, xmm0 movdqa xmm6, xmm7 punpckldq xmm6, xmm5 punpckhdq xmm7, xmm5 paddd xmm6, xmm7 punpckldq xmm0, xmm5 punpckhdq xmm1, xmm5 paddd xmm0, xmm1 movdqa xmm7, xmm6 movdqa xmm1, xmm0 psrldq xmm7, 8 psrldq xmm1, 8 paddd xmm6, xmm7 paddd xmm0, xmm1 mov rsi, arg(5) ;[Sum] mov rdi, arg(6) ;[SSE] movd [rsi], xmm0 movd [rdi], xmm6 ; begin epilog pop rdi pop rsi RESTORE_GOT RESTORE_XMM UNSHADOW_ARGS pop rbp ret SECTION_RODATA ; short xmm_bi_rd[8] = { 64, 64, 64, 64,64, 64, 64, 64}; align 16 xmm_bi_rd: times 8 dw 64 align 16 vpx_bilinear_filters_sse2: dw 128, 128, 128, 128, 128, 128, 128, 128, 0, 0, 0, 0, 0, 0, 0, 0 dw 112, 112, 112, 112, 112, 112, 112, 112, 16, 16, 16, 16, 16, 16, 16, 16 dw 96, 96, 96, 96, 96, 96, 96, 96, 32, 32, 32, 32, 32, 32, 32, 32 dw 80, 80, 80, 80, 80, 80, 80, 80, 48, 48, 48, 48, 48, 48, 48, 48 dw 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64 dw 48, 48, 48, 48, 48, 48, 48, 48, 80, 80, 80, 80, 80, 80, 80, 80 dw 32, 32, 32, 32, 32, 32, 32, 32, 96, 96, 96, 96, 96, 96, 96, 96 dw 16, 16, 16, 16, 16, 16, 16, 16, 112, 112, 112, 112, 112, 112, 112, 112