; ; Copyright (c) 2010 The VP8 project authors. All Rights Reserved. ; ; Use of this source code is governed by a BSD-style license and patent ; grant that can be found in the LICENSE file in the root of the source ; tree. 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" %define BLOCK_HEIGHT_WIDTH 4 %define VP8_FILTER_WEIGHT 128 %define VP8_FILTER_SHIFT 7 ;/************************************************************************************ ; Notes: filter_block1d_h6 applies a 6 tap filter horizontally to the input pixels. The ; input pixel array has output_height rows. This routine assumes that output_height is an ; even number. This function handles 8 pixels in horizontal direction, calculating ONE ; rows each iteration to take advantage of the 128 bits operations. ;*************************************************************************************/ ;void vp8_filter_block1d8_h6_sse2 ;( ; unsigned char *src_ptr, ; unsigned short *output_ptr, ; unsigned int src_pixels_per_line, ; unsigned int pixel_step, ; unsigned int output_height, ; unsigned int output_width, ; short *vp8_filter ;) global sym(vp8_filter_block1d8_h6_sse2) sym(vp8_filter_block1d8_h6_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 7 GET_GOT rbx push rsi push rdi ; end prolog mov rdx, arg(6) ;vp8_filter mov rsi, arg(0) ;src_ptr mov rdi, arg(1) ;output_ptr movsxd rcx, dword ptr arg(4) ;output_height movsxd rax, dword ptr arg(2) ;src_pixels_per_line ; Pitch for Source %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(5) ;output_width %endif pxor xmm0, xmm0 ; clear xmm0 for unpack filter_block1d8_h6_rowloop: movq xmm3, MMWORD PTR [rsi - 2] movq xmm1, MMWORD PTR [rsi + 6] prefetcht2 [rsi+rax-2] pslldq xmm1, 8 por xmm1, xmm3 movdqa xmm4, xmm1 movdqa xmm5, xmm1 movdqa xmm6, xmm1 movdqa xmm7, xmm1 punpcklbw xmm3, xmm0 ; xx05 xx04 xx03 xx02 xx01 xx01 xx-1 xx-2 psrldq xmm4, 1 ; xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 -1 pmullw xmm3, XMMWORD PTR [rdx] ; x[-2] * H[-2]; Tap 1 punpcklbw xmm4, xmm0 ; xx06 xx05 xx04 xx03 xx02 xx01 xx00 xx-1 psrldq xmm5, 2 ; xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 pmullw xmm4, XMMWORD PTR [rdx+16] ; x[-1] * H[-1]; Tap 2 punpcklbw xmm5, xmm0 ; xx07 xx06 xx05 xx04 xx03 xx02 xx01 xx00 psrldq xmm6, 3 ; xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 pmullw xmm5, [rdx+32] ; x[ 0] * H[ 0]; Tap 3 punpcklbw xmm6, xmm0 ; xx08 xx07 xx06 xx05 xx04 xx03 xx02 xx01 psrldq xmm7, 4 ; xx xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 pmullw xmm6, [rdx+48] ; x[ 1] * h[ 1] ; Tap 4 punpcklbw xmm7, xmm0 ; xx09 xx08 xx07 xx06 xx05 xx04 xx03 xx02 psrldq xmm1, 5 ; xx xx xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 pmullw xmm7, [rdx+64] ; x[ 2] * h[ 2] ; Tap 5 punpcklbw xmm1, xmm0 ; xx0a xx09 xx08 xx07 xx06 xx05 xx04 xx03 pmullw xmm1, [rdx+80] ; x[ 3] * h[ 3] ; Tap 6 paddsw xmm4, xmm7 paddsw xmm4, xmm5 paddsw xmm4, xmm3 paddsw xmm4, xmm6 paddsw xmm4, xmm1 paddsw xmm4, [rd GLOBAL] psraw xmm4, 7 packuswb xmm4, xmm0 punpcklbw xmm4, xmm0 movdqa XMMWORD Ptr [rdi], xmm4 lea rsi, [rsi + rax] %if ABI_IS_32BIT add rdi, DWORD Ptr arg(5) ;[output_width] %else add rdi, r8 %endif dec rcx jnz filter_block1d8_h6_rowloop ; next row ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_filter_block1d16_h6_sse2 ;( ; unsigned char *src_ptr, ; unsigned short *output_ptr, ; unsigned int src_pixels_per_line, ; unsigned int pixel_step, ; unsigned int output_height, ; unsigned int output_width, ; short *vp8_filter ;) ;/************************************************************************************ ; Notes: filter_block1d_h6 applies a 6 tap filter horizontally to the input pixels. The ; input pixel array has output_height rows. This routine assumes that output_height is an ; even number. This function handles 8 pixels in horizontal direction, calculating ONE ; rows each iteration to take advantage of the 128 bits operations. ;*************************************************************************************/ global sym(vp8_filter_block1d16_h6_sse2) sym(vp8_filter_block1d16_h6_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 7 GET_GOT rbx push rsi push rdi ; end prolog mov rdx, arg(6) ;vp8_filter mov rsi, arg(0) ;src_ptr mov rdi, arg(1) ;output_ptr movsxd rcx, dword ptr arg(4) ;output_height movsxd rax, dword ptr arg(2) ;src_pixels_per_line ; Pitch for Source %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(5) ;output_width %endif pxor xmm0, xmm0 ; clear xmm0 for unpack filter_block1d16_h6_sse2_rowloop: movq xmm3, MMWORD PTR [rsi - 2] movq xmm1, MMWORD PTR [rsi + 6] movq xmm2, MMWORD PTR [rsi +14] pslldq xmm2, 8 por xmm2, xmm1 prefetcht2 [rsi+rax-2] pslldq xmm1, 8 por xmm1, xmm3 movdqa xmm4, xmm1 movdqa xmm5, xmm1 movdqa xmm6, xmm1 movdqa xmm7, xmm1 punpcklbw xmm3, xmm0 ; xx05 xx04 xx03 xx02 xx01 xx01 xx-1 xx-2 psrldq xmm4, 1 ; xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 -1 pmullw xmm3, XMMWORD PTR [rdx] ; x[-2] * H[-2]; Tap 1 punpcklbw xmm4, xmm0 ; xx06 xx05 xx04 xx03 xx02 xx01 xx00 xx-1 psrldq xmm5, 2 ; xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 pmullw xmm4, XMMWORD PTR [rdx+16] ; x[-1] * H[-1]; Tap 2 punpcklbw xmm5, xmm0 ; xx07 xx06 xx05 xx04 xx03 xx02 xx01 xx00 psrldq xmm6, 3 ; xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 pmullw xmm5, [rdx+32] ; x[ 0] * H[ 0]; Tap 3 punpcklbw xmm6, xmm0 ; xx08 xx07 xx06 xx05 xx04 xx03 xx02 xx01 psrldq xmm7, 4 ; xx xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 pmullw xmm6, [rdx+48] ; x[ 1] * h[ 1] ; Tap 4 punpcklbw xmm7, xmm0 ; xx09 xx08 xx07 xx06 xx05 xx04 xx03 xx02 psrldq xmm1, 5 ; xx xx xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 pmullw xmm7, [rdx+64] ; x[ 2] * h[ 2] ; Tap 5 punpcklbw xmm1, xmm0 ; xx0a xx09 xx08 xx07 xx06 xx05 xx04 xx03 pmullw xmm1, [rdx+80] ; x[ 3] * h[ 3] ; Tap 6 paddsw xmm4, xmm7 paddsw xmm4, xmm5 paddsw xmm4, xmm3 paddsw xmm4, xmm6 paddsw xmm4, xmm1 paddsw xmm4, [rd GLOBAL] psraw xmm4, 7 packuswb xmm4, xmm0 punpcklbw xmm4, xmm0 movdqa XMMWORD Ptr [rdi], xmm4 movdqa xmm3, xmm2 movdqa xmm4, xmm2 movdqa xmm5, xmm2 movdqa xmm6, xmm2 movdqa xmm7, xmm2 punpcklbw xmm3, xmm0 ; xx05 xx04 xx03 xx02 xx01 xx01 xx-1 xx-2 psrldq xmm4, 1 ; xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 -1 pmullw xmm3, XMMWORD PTR [rdx] ; x[-2] * H[-2]; Tap 1 punpcklbw xmm4, xmm0 ; xx06 xx05 xx04 xx03 xx02 xx01 xx00 xx-1 psrldq xmm5, 2 ; xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 pmullw xmm4, XMMWORD PTR [rdx+16] ; x[-1] * H[-1]; Tap 2 punpcklbw xmm5, xmm0 ; xx07 xx06 xx05 xx04 xx03 xx02 xx01 xx00 psrldq xmm6, 3 ; xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 pmullw xmm5, [rdx+32] ; x[ 0] * H[ 0]; Tap 3 punpcklbw xmm6, xmm0 ; xx08 xx07 xx06 xx05 xx04 xx03 xx02 xx01 psrldq xmm7, 4 ; xx xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 02 pmullw xmm6, [rdx+48] ; x[ 1] * h[ 1] ; Tap 4 punpcklbw xmm7, xmm0 ; xx09 xx08 xx07 xx06 xx05 xx04 xx03 xx02 psrldq xmm2, 5 ; xx xx xx xx xx 0d 0c 0b 0a 09 08 07 06 05 04 03 pmullw xmm7, [rdx+64] ; x[ 2] * h[ 2] ; Tap 5 punpcklbw xmm2, xmm0 ; xx0a xx09 xx08 xx07 xx06 xx05 xx04 xx03 pmullw xmm2, [rdx+80] ; x[ 3] * h[ 3] ; Tap 6 paddsw xmm4, xmm7 paddsw xmm4, xmm5 paddsw xmm4, xmm3 paddsw xmm4, xmm6 paddsw xmm4, xmm2 paddsw xmm4, [rd GLOBAL] psraw xmm4, 7 packuswb xmm4, xmm0 punpcklbw xmm4, xmm0 movdqa XMMWORD Ptr [rdi+16], xmm4 lea rsi, [rsi + rax] %if ABI_IS_32BIT add rdi, DWORD Ptr arg(5) ;[output_width] %else add rdi, r8 %endif dec rcx jnz filter_block1d16_h6_sse2_rowloop ; next row ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_filter_block1d8_v6_sse2 ;( ; short *src_ptr, ; unsigned char *output_ptr, ; int dst_ptich, ; unsigned int pixels_per_line, ; unsigned int pixel_step, ; unsigned int output_height, ; unsigned int output_width, ; short * vp8_filter ;) ;/************************************************************************************ ; Notes: filter_block1d8_v6 applies a 6 tap filter vertically to the input pixels. The ; input pixel array has output_height rows. ;*************************************************************************************/ global sym(vp8_filter_block1d8_v6_sse2) sym(vp8_filter_block1d8_v6_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 8 GET_GOT rbx push rsi push rdi ; end prolog mov rax, arg(7) ;vp8_filter movsxd rdx, dword ptr arg(3) ;pixels_per_line mov rdi, arg(1) ;output_ptr mov rsi, arg(0) ;src_ptr sub rsi, rdx sub rsi, rdx movsxd rcx, DWORD PTR arg(5) ;[output_height] pxor xmm0, xmm0 ; clear xmm0 movdqa xmm7, XMMWORD PTR [rd GLOBAL] %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(2) ; dst_ptich %endif vp8_filter_block1d8_v6_sse2_loop: movdqa xmm1, XMMWORD PTR [rsi] pmullw xmm1, [rax] movdqa xmm2, XMMWORD PTR [rsi + rdx] pmullw xmm2, [rax + 16] movdqa xmm3, XMMWORD PTR [rsi + rdx * 2] pmullw xmm3, [rax + 32] movdqa xmm5, XMMWORD PTR [rsi + rdx * 4] pmullw xmm5, [rax + 64] add rsi, rdx movdqa xmm4, XMMWORD PTR [rsi + rdx * 2] pmullw xmm4, [rax + 48] movdqa xmm6, XMMWORD PTR [rsi + rdx * 4] pmullw xmm6, [rax + 80] paddsw xmm2, xmm5 paddsw xmm2, xmm3 paddsw xmm2, xmm1 paddsw xmm2, xmm4 paddsw xmm2, xmm6 paddsw xmm2, xmm7 psraw xmm2, 7 packuswb xmm2, xmm0 ; pack and saturate movq QWORD PTR [rdi], xmm2 ; store the results in the destination %if ABI_IS_32BIT add rdi, DWORD PTR arg(2) ;[dst_ptich] %else add rdi, r8 %endif dec rcx ; decrement count jnz vp8_filter_block1d8_v6_sse2_loop ; next row ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_unpack_block1d16_h6_sse2 ;( ; unsigned char *src_ptr, ; unsigned short *output_ptr, ; unsigned int src_pixels_per_line, ; unsigned int output_height, ; unsigned int output_width ;) global sym(vp8_unpack_block1d16_h6_sse2) sym(vp8_unpack_block1d16_h6_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 5 GET_GOT rbx push rsi push rdi ; end prolog mov rsi, arg(0) ;src_ptr mov rdi, arg(1) ;output_ptr movsxd rcx, dword ptr arg(3) ;output_height movsxd rax, dword ptr arg(2) ;src_pixels_per_line ; Pitch for Source pxor xmm0, xmm0 ; clear xmm0 for unpack %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(4) ;output_width ; Pitch for Source %endif unpack_block1d16_h6_sse2_rowloop: movq xmm1, MMWORD PTR [rsi] ; 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 -1 -2 movq xmm3, MMWORD PTR [rsi+8] ; make copy of xmm1 punpcklbw xmm3, xmm0 ; xx05 xx04 xx03 xx02 xx01 xx01 xx-1 xx-2 punpcklbw xmm1, xmm0 movdqa XMMWORD Ptr [rdi], xmm1 movdqa XMMWORD Ptr [rdi + 16], xmm3 lea rsi, [rsi + rax] %if ABI_IS_32BIT add rdi, DWORD Ptr arg(4) ;[output_width] %else add rdi, r8 %endif dec rcx jnz unpack_block1d16_h6_sse2_rowloop ; next row ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_unpack_block1d8_h6_sse2 ;( ; unsigned char *src_ptr, ; unsigned short *output_ptr, ; unsigned int src_pixels_per_line, ; unsigned int output_height, ; unsigned int output_width ;) global sym(vp8_unpack_block1d8_h6_sse2) sym(vp8_unpack_block1d8_h6_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 5 GET_GOT rbx push rsi push rdi ; end prolog mov rsi, arg(0) ;src_ptr mov rdi, arg(1) ;output_ptr movsxd rcx, dword ptr arg(3) ;output_height movsxd rax, dword ptr arg(2) ;src_pixels_per_line ; Pitch for Source pxor xmm0, xmm0 ; clear xmm0 for unpack %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(4) ;output_width ; Pitch for Source %endif unpack_block1d8_h6_sse2_rowloop: movq xmm1, MMWORD PTR [rsi] ; 0d 0c 0b 0a 09 08 07 06 05 04 03 02 01 00 -1 -2 lea rsi, [rsi + rax] punpcklbw xmm1, xmm0 movdqa XMMWORD Ptr [rdi], xmm1 %if ABI_IS_32BIT add rdi, DWORD Ptr arg(4) ;[output_width] %else add rdi, r8 %endif dec rcx jnz unpack_block1d8_h6_sse2_rowloop ; next row ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_pack_block1d8_v6_sse2 ;( ; short *src_ptr, ; unsigned char *output_ptr, ; int dst_ptich, ; unsigned int pixels_per_line, ; unsigned int output_height, ; unsigned int output_width ;) global sym(vp8_pack_block1d8_v6_sse2) sym(vp8_pack_block1d8_v6_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 6 GET_GOT rbx push rsi push rdi ; end prolog movsxd rdx, dword ptr arg(3) ;pixels_per_line mov rdi, arg(1) ;output_ptr mov rsi, arg(0) ;src_ptr movsxd rcx, DWORD PTR arg(4) ;[output_height] %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(5) ;output_width ; Pitch for Source %endif pack_block1d8_v6_sse2_loop: movdqa xmm0, XMMWORD PTR [rsi] packuswb xmm0, xmm0 movq QWORD PTR [rdi], xmm0 ; store the results in the destination lea rsi, [rsi+rdx] %if ABI_IS_32BIT add rdi, DWORD Ptr arg(5) ;[output_width] %else add rdi, r8 %endif dec rcx ; decrement count jnz pack_block1d8_v6_sse2_loop ; next row ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_pack_block1d16_v6_sse2 ;( ; short *src_ptr, ; unsigned char *output_ptr, ; int dst_ptich, ; unsigned int pixels_per_line, ; unsigned int output_height, ; unsigned int output_width ;) global sym(vp8_pack_block1d16_v6_sse2) sym(vp8_pack_block1d16_v6_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 6 GET_GOT rbx push rsi push rdi ; end prolog movsxd rdx, dword ptr arg(3) ;pixels_per_line mov rdi, arg(1) ;output_ptr mov rsi, arg(0) ;src_ptr movsxd rcx, DWORD PTR arg(4) ;[output_height] %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(2) ;dst_pitch %endif pack_block1d16_v6_sse2_loop: movdqa xmm0, XMMWORD PTR [rsi] movdqa xmm1, XMMWORD PTR [rsi+16] packuswb xmm0, xmm1 movdqa XMMWORD PTR [rdi], xmm0 ; store the results in the destination add rsi, rdx %if ABI_IS_32BIT add rdi, DWORD Ptr arg(2) ;dst_pitch %else add rdi, r8 %endif dec rcx ; decrement count jnz pack_block1d16_v6_sse2_loop ; next row ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_bilinear_predict16x16_sse2 ;( ; unsigned char *src_ptr, ; int src_pixels_per_line, ; int xoffset, ; int yoffset, ; unsigned char *dst_ptr, ; int dst_pitch ;) extern sym(vp8_bilinear_filters_mmx) global sym(vp8_bilinear_predict16x16_sse2) sym(vp8_bilinear_predict16x16_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 6 GET_GOT rbx push rsi push rdi ; end prolog ;const short *HFilter = bilinear_filters_mmx[xoffset] ;const short *VFilter = bilinear_filters_mmx[yoffset] lea rcx, [sym(vp8_bilinear_filters_mmx) GLOBAL] movsxd rax, dword ptr arg(2) ;xoffset cmp rax, 0 ;skip first_pass filter if xoffset=0 je b16x16_sp_only shl rax, 5 add rax, rcx ;HFilter mov rdi, arg(4) ;dst_ptr mov rsi, arg(0) ;src_ptr movsxd rdx, dword ptr arg(5) ;dst_pitch movdqa xmm1, [rax] movdqa xmm2, [rax+16] movsxd rax, dword ptr arg(3) ;yoffset cmp rax, 0 ;skip second_pass filter if yoffset=0 je b16x16_fp_only shl rax, 5 add rax, rcx ;VFilter lea rcx, [rdi+rdx*8] lea rcx, [rcx+rdx*8] movsxd rdx, dword ptr arg(1) ;src_pixels_per_line pxor xmm0, xmm0 %if ABI_IS_32BIT=0 movsxd r8, dword ptr arg(5) ;dst_pitch %endif ; get the first horizontal line done movdqu xmm3, [rsi] ; xx 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 movdqa xmm4, xmm3 ; make a copy of current line punpcklbw xmm3, xmm0 ; xx 00 01 02 03 04 05 06 punpckhbw xmm4, xmm0 pmullw xmm3, xmm1 pmullw xmm4, xmm1 movdqu xmm5, [rsi+1] movdqa xmm6, xmm5 punpcklbw xmm5, xmm0 punpckhbw xmm6, xmm0 pmullw xmm5, xmm2 pmullw xmm6, xmm2 paddw xmm3, xmm5 paddw xmm4, xmm6 paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 paddw xmm4, [rd GLOBAL] psraw xmm4, VP8_FILTER_SHIFT movdqa xmm7, xmm3 packuswb xmm7, xmm4 add rsi, rdx ; next line next_row: movdqu xmm3, [rsi] ; xx 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 movdqa xmm4, xmm3 ; make a copy of current line punpcklbw xmm3, xmm0 ; xx 00 01 02 03 04 05 06 punpckhbw xmm4, xmm0 pmullw xmm3, xmm1 pmullw xmm4, xmm1 movdqu xmm5, [rsi+1] movdqa xmm6, xmm5 punpcklbw xmm5, xmm0 punpckhbw xmm6, xmm0 pmullw xmm5, xmm2 pmullw xmm6, xmm2 paddw xmm3, xmm5 paddw xmm4, xmm6 movdqa xmm5, xmm7 movdqa xmm6, xmm7 punpcklbw xmm5, xmm0 punpckhbw xmm6, xmm0 pmullw xmm5, [rax] pmullw xmm6, [rax] paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 paddw xmm4, [rd GLOBAL] psraw xmm4, VP8_FILTER_SHIFT movdqa xmm7, xmm3 packuswb xmm7, xmm4 pmullw xmm3, [rax+16] pmullw xmm4, [rax+16] paddw xmm3, xmm5 paddw xmm4, xmm6 paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 paddw xmm4, [rd GLOBAL] psraw xmm4, VP8_FILTER_SHIFT packuswb xmm3, xmm4 movdqa [rdi], xmm3 ; store the results in the destination add rsi, rdx ; next line %if ABI_IS_32BIT add rdi, DWORD PTR arg(5) ;dst_pitch %else add rdi, r8 %endif cmp rdi, rcx jne next_row jmp done b16x16_sp_only: movsxd rax, dword ptr arg(3) ;yoffset shl rax, 5 add rax, rcx ;VFilter mov rdi, arg(4) ;dst_ptr mov rsi, arg(0) ;src_ptr movsxd rdx, dword ptr arg(5) ;dst_pitch movdqa xmm1, [rax] movdqa xmm2, [rax+16] lea rcx, [rdi+rdx*8] lea rcx, [rcx+rdx*8] movsxd rax, dword ptr arg(1) ;src_pixels_per_line pxor xmm0, xmm0 ; get the first horizontal line done movdqu xmm7, [rsi] ; xx 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 add rsi, rax ; next line next_row_spo: movdqu xmm3, [rsi] ; xx 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 movdqa xmm5, xmm7 movdqa xmm6, xmm7 movdqa xmm4, xmm3 ; make a copy of current line movdqa xmm7, xmm3 punpcklbw xmm5, xmm0 punpckhbw xmm6, xmm0 punpcklbw xmm3, xmm0 ; xx 00 01 02 03 04 05 06 punpckhbw xmm4, xmm0 pmullw xmm5, xmm1 pmullw xmm6, xmm1 pmullw xmm3, xmm2 pmullw xmm4, xmm2 paddw xmm3, xmm5 paddw xmm4, xmm6 paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 paddw xmm4, [rd GLOBAL] psraw xmm4, VP8_FILTER_SHIFT packuswb xmm3, xmm4 movdqa [rdi], xmm3 ; store the results in the destination add rsi, rax ; next line add rdi, rdx ;dst_pitch cmp rdi, rcx jne next_row_spo jmp done b16x16_fp_only: lea rcx, [rdi+rdx*8] lea rcx, [rcx+rdx*8] movsxd rax, dword ptr arg(1) ;src_pixels_per_line pxor xmm0, xmm0 next_row_fpo: movdqu xmm3, [rsi] ; xx 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 movdqa xmm4, xmm3 ; make a copy of current line punpcklbw xmm3, xmm0 ; xx 00 01 02 03 04 05 06 punpckhbw xmm4, xmm0 pmullw xmm3, xmm1 pmullw xmm4, xmm1 movdqu xmm5, [rsi+1] movdqa xmm6, xmm5 punpcklbw xmm5, xmm0 punpckhbw xmm6, xmm0 pmullw xmm5, xmm2 pmullw xmm6, xmm2 paddw xmm3, xmm5 paddw xmm4, xmm6 paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 paddw xmm4, [rd GLOBAL] psraw xmm4, VP8_FILTER_SHIFT packuswb xmm3, xmm4 movdqa [rdi], xmm3 ; store the results in the destination add rsi, rax ; next line add rdi, rdx ; dst_pitch cmp rdi, rcx jne next_row_fpo done: ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret ;void vp8_bilinear_predict8x8_sse2 ;( ; unsigned char *src_ptr, ; int src_pixels_per_line, ; int xoffset, ; int yoffset, ; unsigned char *dst_ptr, ; int dst_pitch ;) extern sym(vp8_bilinear_filters_mmx) global sym(vp8_bilinear_predict8x8_sse2) sym(vp8_bilinear_predict8x8_sse2): push rbp mov rbp, rsp SHADOW_ARGS_TO_STACK 6 GET_GOT rbx push rsi push rdi ; end prolog ALIGN_STACK 16, rax sub rsp, 144 ; reserve 144 bytes ;const short *HFilter = bilinear_filters_mmx[xoffset] ;const short *VFilter = bilinear_filters_mmx[yoffset] lea rcx, [sym(vp8_bilinear_filters_mmx) GLOBAL] mov rsi, arg(0) ;src_ptr movsxd rdx, dword ptr arg(1) ;src_pixels_per_line ;Read 9-line unaligned data in and put them on stack. This gives a big ;performance boost. movdqu xmm0, [rsi] lea rax, [rdx + rdx*2] movdqu xmm1, [rsi+rdx] movdqu xmm2, [rsi+rdx*2] add rsi, rax movdqu xmm3, [rsi] movdqu xmm4, [rsi+rdx] movdqu xmm5, [rsi+rdx*2] add rsi, rax movdqu xmm6, [rsi] movdqu xmm7, [rsi+rdx] movdqa XMMWORD PTR [rsp], xmm0 movdqu xmm0, [rsi+rdx*2] movdqa XMMWORD PTR [rsp+16], xmm1 movdqa XMMWORD PTR [rsp+32], xmm2 movdqa XMMWORD PTR [rsp+48], xmm3 movdqa XMMWORD PTR [rsp+64], xmm4 movdqa XMMWORD PTR [rsp+80], xmm5 movdqa XMMWORD PTR [rsp+96], xmm6 movdqa XMMWORD PTR [rsp+112], xmm7 movdqa XMMWORD PTR [rsp+128], xmm0 movsxd rax, dword ptr arg(2) ;xoffset shl rax, 5 add rax, rcx ;HFilter mov rdi, arg(4) ;dst_ptr movsxd rdx, dword ptr arg(5) ;dst_pitch movdqa xmm1, [rax] movdqa xmm2, [rax+16] movsxd rax, dword ptr arg(3) ;yoffset shl rax, 5 add rax, rcx ;VFilter lea rcx, [rdi+rdx*8] movdqa xmm5, [rax] movdqa xmm6, [rax+16] pxor xmm0, xmm0 ; get the first horizontal line done movdqa xmm3, XMMWORD PTR [rsp] movdqa xmm4, xmm3 ; make a copy of current line psrldq xmm4, 1 punpcklbw xmm3, xmm0 ; 00 01 02 03 04 05 06 07 punpcklbw xmm4, xmm0 ; 01 02 03 04 05 06 07 08 pmullw xmm3, xmm1 pmullw xmm4, xmm2 paddw xmm3, xmm4 paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 movdqa xmm7, xmm3 add rsp, 16 ; next line next_row8x8: movdqa xmm3, XMMWORD PTR [rsp] ; 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 movdqa xmm4, xmm3 ; make a copy of current line psrldq xmm4, 1 punpcklbw xmm3, xmm0 ; 00 01 02 03 04 05 06 07 punpcklbw xmm4, xmm0 ; 01 02 03 04 05 06 07 08 pmullw xmm3, xmm1 pmullw xmm4, xmm2 paddw xmm3, xmm4 pmullw xmm7, xmm5 paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 movdqa xmm4, xmm3 pmullw xmm3, xmm6 paddw xmm3, xmm7 movdqa xmm7, xmm4 paddw xmm3, [rd GLOBAL] ; xmm3 += round value psraw xmm3, VP8_FILTER_SHIFT ; xmm3 /= 128 packuswb xmm3, xmm0 movq [rdi], xmm3 ; store the results in the destination add rsp, 16 ; next line add rdi, rdx cmp rdi, rcx jne next_row8x8 ;add rsp, 144 pop rsp ; begin epilog pop rdi pop rsi RESTORE_GOT UNSHADOW_ARGS pop rbp ret SECTION_RODATA align 16 rd: times 8 dw 0x40