blob: dee04f2d9bdaf7bb75c886f303c0477138c6e292 [file] [log] [blame]
;
; 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