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003243c3c2
FFmpeg/libavcodec/x86/vp8dsp.asm
Ronald S. Bultje 003243c3c2 Fix and enable horizontal >=SSE2 mbedge loopfilter. 
Originally committed as revision 24409 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-22 01:35:26 +00:00

2577 lines
73 KiB
NASM
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;******************************************************************************
;* VP8 MMXEXT optimizations
;* Copyright (c) 2010 Ronald S. Bultje <rsbultje@gmail.com>
;* Copyright (c) 2010 Jason Garrett-Glaser <darkshikari@gmail.com>
;*
;* This file is part of FFmpeg.
;*
;* FFmpeg is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* FFmpeg 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
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with FFmpeg; if not, write to the Free Software
;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "x86inc.asm"
%include "x86util.asm"
SECTION_RODATA
fourtap_filter_hw_m: times 4 dw -6, 123
times 4 dw 12, -1
times 4 dw -9, 93
times 4 dw 50, -6
times 4 dw -6, 50
times 4 dw 93, -9
times 4 dw -1, 12
times 4 dw 123, -6
sixtap_filter_hw_m: times 4 dw 2, -11
times 4 dw 108, 36
times 4 dw -8, 1
times 4 dw 3, -16
times 4 dw 77, 77
times 4 dw -16, 3
times 4 dw 1, -8
times 4 dw 36, 108
times 4 dw -11, 2
fourtap_filter_hb_m: times 8 db -6, 123
times 8 db 12, -1
times 8 db -9, 93
times 8 db 50, -6
times 8 db -6, 50
times 8 db 93, -9
times 8 db -1, 12
times 8 db 123, -6
sixtap_filter_hb_m: times 8 db 2, 1
times 8 db -11, 108
times 8 db 36, -8
times 8 db 3, 3
times 8 db -16, 77
times 8 db 77, -16
times 8 db 1, 2
times 8 db -8, 36
times 8 db 108, -11
fourtap_filter_v_m: times 8 dw -6
times 8 dw 123
times 8 dw 12
times 8 dw -1
times 8 dw -9
times 8 dw 93
times 8 dw 50
times 8 dw -6
times 8 dw -6
times 8 dw 50
times 8 dw 93
times 8 dw -9
times 8 dw -1
times 8 dw 12
times 8 dw 123
times 8 dw -6
sixtap_filter_v_m: times 8 dw 2
times 8 dw -11
times 8 dw 108
times 8 dw 36
times 8 dw -8
times 8 dw 1
times 8 dw 3
times 8 dw -16
times 8 dw 77
times 8 dw 77
times 8 dw -16
times 8 dw 3
times 8 dw 1
times 8 dw -8
times 8 dw 36
times 8 dw 108
times 8 dw -11
times 8 dw 2
bilinear_filter_vw_m: times 8 dw 1
times 8 dw 2
times 8 dw 3
times 8 dw 4
times 8 dw 5
times 8 dw 6
times 8 dw 7
bilinear_filter_vb_m: times 8 db 7, 1
times 8 db 6, 2
times 8 db 5, 3
times 8 db 4, 4
times 8 db 3, 5
times 8 db 2, 6
times 8 db 1, 7
%ifdef PIC
%define fourtap_filter_hw r11
%define sixtap_filter_hw r11
%define fourtap_filter_hb r11
%define sixtap_filter_hb r11
%define fourtap_filter_v r11
%define sixtap_filter_v r11
%define bilinear_filter_vw r11
%define bilinear_filter_vb r11
%else
%define fourtap_filter_hw fourtap_filter_hw_m
%define sixtap_filter_hw sixtap_filter_hw_m
%define fourtap_filter_hb fourtap_filter_hb_m
%define sixtap_filter_hb sixtap_filter_hb_m
%define fourtap_filter_v fourtap_filter_v_m
%define sixtap_filter_v sixtap_filter_v_m
%define bilinear_filter_vw bilinear_filter_vw_m
%define bilinear_filter_vb bilinear_filter_vb_m
%endif
filter_h2_shuf: db 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8
filter_h4_shuf: db 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10
filter_h6_shuf1: db 0, 5, 1, 6, 2, 7, 3, 8, 4, 9, 5, 10, 6, 11, 7, 12
filter_h6_shuf2: db 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9
filter_h6_shuf3: db 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11
pw_20091: times 4 dw 20091
pw_17734: times 4 dw 17734
cextern pb_1
cextern pw_3
cextern pb_3
cextern pw_4
cextern pb_4
cextern pw_9
cextern pw_18
cextern pw_27
cextern pw_63
cextern pw_64
cextern pb_80
cextern pb_F8
cextern pb_FE
SECTION .text
;-----------------------------------------------------------------------------
; subpel MC functions:
;
; void put_vp8_epel<size>_h<htap>v<vtap>_<opt>(uint8_t *dst, int deststride,
; uint8_t *src, int srcstride,
; int height, int mx, int my);
;-----------------------------------------------------------------------------
%macro FILTER_SSSE3 3
cglobal put_vp8_epel%1_h6_ssse3, 6, 6, %2
lea r5d, [r5*3]
mova m3, [filter_h6_shuf2]
mova m4, [filter_h6_shuf3]
%ifdef PIC
lea r11, [sixtap_filter_hb_m]
%endif
mova m5, [sixtap_filter_hb+r5*8-48] ; set up 6tap filter in bytes
mova m6, [sixtap_filter_hb+r5*8-32]
mova m7, [sixtap_filter_hb+r5*8-16]
.nextrow
movu m0, [r2-2]
mova m1, m0
mova m2, m0
%ifidn %1, 4
; For epel4, we need 9 bytes, but only 8 get loaded; to compensate, do the
; shuffle with a memory operand
punpcklbw m0, [r2+3]
%else
pshufb m0, [filter_h6_shuf1]
%endif
pshufb m1, m3
pshufb m2, m4
pmaddubsw m0, m5
pmaddubsw m1, m6
pmaddubsw m2, m7
paddsw m0, m1
paddsw m0, m2
paddsw m0, [pw_64]
psraw m0, 7
packuswb m0, m0
movh [r0], m0 ; store
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
cglobal put_vp8_epel%1_h4_ssse3, 6, 6, %3
shl r5d, 4
mova m2, [pw_64]
mova m3, [filter_h2_shuf]
mova m4, [filter_h4_shuf]
%ifdef PIC
lea r11, [fourtap_filter_hb_m]
%endif
mova m5, [fourtap_filter_hb+r5-16] ; set up 4tap filter in bytes
mova m6, [fourtap_filter_hb+r5]
.nextrow
movu m0, [r2-1]
mova m1, m0
pshufb m0, m3
pshufb m1, m4
pmaddubsw m0, m5
pmaddubsw m1, m6
paddsw m0, m2
paddsw m0, m1
psraw m0, 7
packuswb m0, m0
movh [r0], m0 ; store
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
cglobal put_vp8_epel%1_v4_ssse3, 7, 7, %2
shl r6d, 4
%ifdef PIC
lea r11, [fourtap_filter_hb_m]
%endif
mova m5, [fourtap_filter_hb+r6-16]
mova m6, [fourtap_filter_hb+r6]
mova m7, [pw_64]
; read 3 lines
sub r2, r3
movh m0, [r2]
movh m1, [r2+ r3]
movh m2, [r2+2*r3]
add r2, r3
.nextrow
movh m3, [r2+2*r3] ; read new row
mova m4, m0
mova m0, m1
punpcklbw m4, m1
mova m1, m2
punpcklbw m2, m3
pmaddubsw m4, m5
pmaddubsw m2, m6
paddsw m4, m2
mova m2, m3
paddsw m4, m7
psraw m4, 7
packuswb m4, m4
movh [r0], m4
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
cglobal put_vp8_epel%1_v6_ssse3, 7, 7, %2
lea r6d, [r6*3]
%ifdef PIC
lea r11, [sixtap_filter_hb_m]
%endif
lea r6, [sixtap_filter_hb+r6*8]
; read 5 lines
sub r2, r3
sub r2, r3
movh m0, [r2]
movh m1, [r2+r3]
movh m2, [r2+r3*2]
lea r2, [r2+r3*2]
add r2, r3
movh m3, [r2]
movh m4, [r2+r3]
.nextrow
movh m5, [r2+2*r3] ; read new row
mova m6, m0
punpcklbw m6, m5
mova m0, m1
punpcklbw m1, m2
mova m7, m3
punpcklbw m7, m4
pmaddubsw m6, [r6-48]
pmaddubsw m1, [r6-32]
pmaddubsw m7, [r6-16]
paddsw m6, m1
paddsw m6, m7
mova m1, m2
paddsw m6, [pw_64]
mova m2, m3
psraw m6, 7
mova m3, m4
packuswb m6, m6
mova m4, m5
movh [r0], m6
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
%endmacro
INIT_MMX
FILTER_SSSE3 4, 0, 0
INIT_XMM
FILTER_SSSE3 8, 8, 7
; 4x4 block, H-only 4-tap filter
cglobal put_vp8_epel4_h4_mmxext, 6, 6
shl r5d, 4
%ifdef PIC
lea r11, [fourtap_filter_hw_m]
%endif
movq mm4, [fourtap_filter_hw+r5-16] ; set up 4tap filter in words
movq mm5, [fourtap_filter_hw+r5]
movq mm7, [pw_64]
pxor mm6, mm6
.nextrow
movq mm1, [r2-1] ; (ABCDEFGH) load 8 horizontal pixels
; first set of 2 pixels
movq mm2, mm1 ; byte ABCD..
punpcklbw mm1, mm6 ; byte->word ABCD
pshufw mm0, mm2, 9 ; byte CDEF..
punpcklbw mm0, mm6 ; byte->word CDEF
pshufw mm3, mm1, 0x94 ; word ABBC
pshufw mm1, mm0, 0x94 ; word CDDE
pmaddwd mm3, mm4 ; multiply 2px with F0/F1
movq mm0, mm1 ; backup for second set of pixels
pmaddwd mm1, mm5 ; multiply 2px with F2/F3
paddd mm3, mm1 ; finish 1st 2px
; second set of 2 pixels, use backup of above
punpckhbw mm2, mm6 ; byte->word EFGH
pmaddwd mm0, mm4 ; multiply backed up 2px with F0/F1
pshufw mm1, mm2, 0x94 ; word EFFG
pmaddwd mm1, mm5 ; multiply 2px with F2/F3
paddd mm0, mm1 ; finish 2nd 2px
; merge two sets of 2 pixels into one set of 4, round/clip/store
packssdw mm3, mm0 ; merge dword->word (4px)
paddsw mm3, mm7 ; rounding
psraw mm3, 7
packuswb mm3, mm6 ; clip and word->bytes
movd [r0], mm3 ; store
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
; 4x4 block, H-only 6-tap filter
cglobal put_vp8_epel4_h6_mmxext, 6, 6
lea r5d, [r5*3]
%ifdef PIC
lea r11, [sixtap_filter_hw_m]
%endif
movq mm4, [sixtap_filter_hw+r5*8-48] ; set up 4tap filter in words
movq mm5, [sixtap_filter_hw+r5*8-32]
movq mm6, [sixtap_filter_hw+r5*8-16]
movq mm7, [pw_64]
pxor mm3, mm3
.nextrow
movq mm1, [r2-2] ; (ABCDEFGH) load 8 horizontal pixels
; first set of 2 pixels
movq mm2, mm1 ; byte ABCD..
punpcklbw mm1, mm3 ; byte->word ABCD
pshufw mm0, mm2, 0x9 ; byte CDEF..
punpckhbw mm2, mm3 ; byte->word EFGH
punpcklbw mm0, mm3 ; byte->word CDEF
pshufw mm1, mm1, 0x94 ; word ABBC
pshufw mm2, mm2, 0x94 ; word EFFG
pmaddwd mm1, mm4 ; multiply 2px with F0/F1
pshufw mm3, mm0, 0x94 ; word CDDE
movq mm0, mm3 ; backup for second set of pixels
pmaddwd mm3, mm5 ; multiply 2px with F2/F3
paddd mm1, mm3 ; add to 1st 2px cache
movq mm3, mm2 ; backup for second set of pixels
pmaddwd mm2, mm6 ; multiply 2px with F4/F5
paddd mm1, mm2 ; finish 1st 2px
; second set of 2 pixels, use backup of above
movd mm2, [r2+3] ; byte FGHI (prevent overreads)
pmaddwd mm0, mm4 ; multiply 1st backed up 2px with F0/F1
pmaddwd mm3, mm5 ; multiply 2nd backed up 2px with F2/F3
paddd mm0, mm3 ; add to 2nd 2px cache
pxor mm3, mm3
punpcklbw mm2, mm3 ; byte->word FGHI
pshufw mm2, mm2, 0xE9 ; word GHHI
pmaddwd mm2, mm6 ; multiply 2px with F4/F5
paddd mm0, mm2 ; finish 2nd 2px
; merge two sets of 2 pixels into one set of 4, round/clip/store
packssdw mm1, mm0 ; merge dword->word (4px)
paddsw mm1, mm7 ; rounding
psraw mm1, 7
packuswb mm1, mm3 ; clip and word->bytes
movd [r0], mm1 ; store
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
; 4x4 block, H-only 4-tap filter
INIT_XMM
cglobal put_vp8_epel8_h4_sse2, 6, 6, 8
shl r5d, 4
%ifdef PIC
lea r11, [fourtap_filter_hw_m]
%endif
mova m5, [fourtap_filter_hw+r5-16] ; set up 4tap filter in words
mova m6, [fourtap_filter_hw+r5]
pxor m7, m7
.nextrow
movh m0, [r2-1]
punpcklbw m0, m7 ; ABCDEFGH
mova m1, m0
mova m2, m0
mova m3, m0
psrldq m1, 2 ; BCDEFGH
psrldq m2, 4 ; CDEFGH
psrldq m3, 6 ; DEFGH
punpcklwd m0, m1 ; ABBCCDDE
punpcklwd m2, m3 ; CDDEEFFG
pmaddwd m0, m5
pmaddwd m2, m6
paddd m0, m2
movh m1, [r2+3]
punpcklbw m1, m7 ; ABCDEFGH
mova m2, m1
mova m3, m1
mova m4, m1
psrldq m2, 2 ; BCDEFGH
psrldq m3, 4 ; CDEFGH
psrldq m4, 6 ; DEFGH
punpcklwd m1, m2 ; ABBCCDDE
punpcklwd m3, m4 ; CDDEEFFG
pmaddwd m1, m5
pmaddwd m3, m6
paddd m1, m3
packssdw m0, m1
paddsw m0, [pw_64]
psraw m0, 7
packuswb m0, m7
movh [r0], m0 ; store
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
cglobal put_vp8_epel8_h6_sse2, 6, 6, 8
lea r5d, [r5*3]
%ifdef PIC
lea r11, [sixtap_filter_hw_m]
%endif
lea r5, [sixtap_filter_hw+r5*8]
pxor m7, m7
.nextrow
movu m0, [r2-2]
mova m6, m0
mova m4, m0
punpcklbw m0, m7 ; ABCDEFGHI
mova m1, m0
mova m2, m0
mova m3, m0
psrldq m1, 2 ; BCDEFGH
psrldq m2, 4 ; CDEFGH
psrldq m3, 6 ; DEFGH
psrldq m4, 4
punpcklbw m4, m7 ; EFGH
mova m5, m4
psrldq m5, 2 ; FGH
punpcklwd m0, m1 ; ABBCCDDE
punpcklwd m2, m3 ; CDDEEFFG
punpcklwd m4, m5 ; EFFGGHHI
pmaddwd m0, [r5-48]
pmaddwd m2, [r5-32]
pmaddwd m4, [r5-16]
paddd m0, m2
paddd m0, m4
psrldq m6, 4
mova m4, m6
punpcklbw m6, m7 ; ABCDEFGHI
mova m1, m6
mova m2, m6
mova m3, m6
psrldq m1, 2 ; BCDEFGH
psrldq m2, 4 ; CDEFGH
psrldq m3, 6 ; DEFGH
psrldq m4, 4
punpcklbw m4, m7 ; EFGH
mova m5, m4
psrldq m5, 2 ; FGH
punpcklwd m6, m1 ; ABBCCDDE
punpcklwd m2, m3 ; CDDEEFFG
punpcklwd m4, m5 ; EFFGGHHI
pmaddwd m6, [r5-48]
pmaddwd m2, [r5-32]
pmaddwd m4, [r5-16]
paddd m6, m2
paddd m6, m4
packssdw m0, m6
paddsw m0, [pw_64]
psraw m0, 7
packuswb m0, m7
movh [r0], m0 ; store
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
%macro FILTER_V 3
; 4x4 block, V-only 4-tap filter
cglobal put_vp8_epel%2_v4_%1, 7, 7, %3
shl r6d, 5
%ifdef PIC
lea r11, [fourtap_filter_v_m]
%endif
lea r6, [fourtap_filter_v+r6-32]
mova m6, [pw_64]
pxor m7, m7
mova m5, [r6+48]
; read 3 lines
sub r2, r3
movh m0, [r2]
movh m1, [r2+ r3]
movh m2, [r2+2*r3]
add r2, r3
punpcklbw m0, m7
punpcklbw m1, m7
punpcklbw m2, m7
.nextrow
; first calculate negative taps (to prevent losing positive overflows)
movh m4, [r2+2*r3] ; read new row
punpcklbw m4, m7
mova m3, m4
pmullw m0, [r6+0]
pmullw m4, m5
paddsw m4, m0
; then calculate positive taps
mova m0, m1
pmullw m1, [r6+16]
paddsw m4, m1
mova m1, m2
pmullw m2, [r6+32]
paddsw m4, m2
mova m2, m3
; round/clip/store
paddsw m4, m6
psraw m4, 7
packuswb m4, m7
movh [r0], m4
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
; 4x4 block, V-only 6-tap filter
cglobal put_vp8_epel%2_v6_%1, 7, 7, %3
shl r6d, 4
lea r6, [r6*3]
%ifdef PIC
lea r11, [sixtap_filter_v_m]
%endif
lea r6, [sixtap_filter_v+r6-96]
pxor m7, m7
; read 5 lines
sub r2, r3
sub r2, r3
movh m0, [r2]
movh m1, [r2+r3]
movh m2, [r2+r3*2]
lea r2, [r2+r3*2]
add r2, r3
movh m3, [r2]
movh m4, [r2+r3]
punpcklbw m0, m7
punpcklbw m1, m7
punpcklbw m2, m7
punpcklbw m3, m7
punpcklbw m4, m7
.nextrow
; first calculate negative taps (to prevent losing positive overflows)
mova m5, m1
pmullw m5, [r6+16]
mova m6, m4
pmullw m6, [r6+64]
paddsw m6, m5
; then calculate positive taps
movh m5, [r2+2*r3] ; read new row
punpcklbw m5, m7
pmullw m0, [r6+0]
paddsw m6, m0
mova m0, m1
mova m1, m2
pmullw m2, [r6+32]
paddsw m6, m2
mova m2, m3
pmullw m3, [r6+48]
paddsw m6, m3
mova m3, m4
mova m4, m5
pmullw m5, [r6+80]
paddsw m6, m5
; round/clip/store
paddsw m6, [pw_64]
psraw m6, 7
packuswb m6, m7
movh [r0], m6
; go to next line
add r0, r1
add r2, r3
dec r4 ; next row
jg .nextrow
REP_RET
%endmacro
INIT_MMX
FILTER_V mmxext, 4, 0
INIT_XMM
FILTER_V sse2, 8, 8
%macro FILTER_BILINEAR 3
cglobal put_vp8_bilinear%2_v_%1, 7,7,%3
mov r5d, 8*16
shl r6d, 4
sub r5d, r6d
%ifdef PIC
lea r11, [bilinear_filter_vw_m]
%endif
pxor m6, m6
mova m4, [bilinear_filter_vw+r5-16]
mova m5, [bilinear_filter_vw+r6-16]
.nextrow
movh m0, [r2+r3*0]
movh m1, [r2+r3*1]
movh m3, [r2+r3*2]
punpcklbw m0, m6
punpcklbw m1, m6
punpcklbw m3, m6
mova m2, m1
pmullw m0, m4
pmullw m1, m5
pmullw m2, m4
pmullw m3, m5
paddsw m0, m1
paddsw m2, m3
psraw m0, 2
psraw m2, 2
pavgw m0, m6
pavgw m2, m6
%ifidn %1, mmxext
packuswb m0, m0
packuswb m2, m2
movh [r0+r1*0], m0
movh [r0+r1*1], m2
%else
packuswb m0, m2
movh [r0+r1*0], m0
movhps [r0+r1*1], m0
%endif
lea r0, [r0+r1*2]
lea r2, [r2+r3*2]
sub r4, 2
jg .nextrow
REP_RET
cglobal put_vp8_bilinear%2_h_%1, 7,7,%3
mov r6d, 8*16
shl r5d, 4
sub r6d, r5d
%ifdef PIC
lea r11, [bilinear_filter_vw_m]
%endif
pxor m6, m6
mova m4, [bilinear_filter_vw+r6-16]
mova m5, [bilinear_filter_vw+r5-16]
.nextrow
movh m0, [r2+r3*0+0]
movh m1, [r2+r3*0+1]
movh m2, [r2+r3*1+0]
movh m3, [r2+r3*1+1]
punpcklbw m0, m6
punpcklbw m1, m6
punpcklbw m2, m6
punpcklbw m3, m6
pmullw m0, m4
pmullw m1, m5
pmullw m2, m4
pmullw m3, m5
paddsw m0, m1
paddsw m2, m3
psraw m0, 2
psraw m2, 2
pavgw m0, m6
pavgw m2, m6
%ifidn %1, mmxext
packuswb m0, m0
packuswb m2, m2
movh [r0+r1*0], m0
movh [r0+r1*1], m2
%else
packuswb m0, m2
movh [r0+r1*0], m0
movhps [r0+r1*1], m0
%endif
lea r0, [r0+r1*2]
lea r2, [r2+r3*2]
sub r4, 2
jg .nextrow
REP_RET
%endmacro
INIT_MMX
FILTER_BILINEAR mmxext, 4, 0
INIT_XMM
FILTER_BILINEAR sse2, 8, 7
%macro FILTER_BILINEAR_SSSE3 1
cglobal put_vp8_bilinear%1_v_ssse3, 7,7
shl r6d, 4
%ifdef PIC
lea r11, [bilinear_filter_vb_m]
%endif
pxor m4, m4
mova m3, [bilinear_filter_vb+r6-16]
.nextrow
movh m0, [r2+r3*0]
movh m1, [r2+r3*1]
movh m2, [r2+r3*2]
punpcklbw m0, m1
punpcklbw m1, m2
pmaddubsw m0, m3
pmaddubsw m1, m3
psraw m0, 2
psraw m1, 2
pavgw m0, m4
pavgw m1, m4
%if mmsize==8
packuswb m0, m0
packuswb m1, m1
movh [r0+r1*0], m0
movh [r0+r1*1], m1
%else
packuswb m0, m1
movh [r0+r1*0], m0
movhps [r0+r1*1], m0
%endif
lea r0, [r0+r1*2]
lea r2, [r2+r3*2]
sub r4, 2
jg .nextrow
REP_RET
cglobal put_vp8_bilinear%1_h_ssse3, 7,7
shl r5d, 4
%ifdef PIC
lea r11, [bilinear_filter_vb_m]
%endif
pxor m4, m4
mova m2, [filter_h2_shuf]
mova m3, [bilinear_filter_vb+r5-16]
.nextrow
movu m0, [r2+r3*0]
movu m1, [r2+r3*1]
pshufb m0, m2
pshufb m1, m2
pmaddubsw m0, m3
pmaddubsw m1, m3
psraw m0, 2
psraw m1, 2
pavgw m0, m4
pavgw m1, m4
%if mmsize==8
packuswb m0, m0
packuswb m1, m1
movh [r0+r1*0], m0
movh [r0+r1*1], m1
%else
packuswb m0, m1
movh [r0+r1*0], m0
movhps [r0+r1*1], m0
%endif
lea r0, [r0+r1*2]
lea r2, [r2+r3*2]
sub r4, 2
jg .nextrow
REP_RET
%endmacro
INIT_MMX
FILTER_BILINEAR_SSSE3 4
INIT_XMM
FILTER_BILINEAR_SSSE3 8
cglobal put_vp8_pixels8_mmx, 5,5
.nextrow:
movq mm0, [r2+r3*0]
movq mm1, [r2+r3*1]
lea r2, [r2+r3*2]
movq [r0+r1*0], mm0
movq [r0+r1*1], mm1
lea r0, [r0+r1*2]
sub r4d, 2
jg .nextrow
REP_RET
cglobal put_vp8_pixels16_mmx, 5,5
.nextrow:
movq mm0, [r2+r3*0+0]
movq mm1, [r2+r3*0+8]
movq mm2, [r2+r3*1+0]
movq mm3, [r2+r3*1+8]
lea r2, [r2+r3*2]
movq [r0+r1*0+0], mm0
movq [r0+r1*0+8], mm1
movq [r0+r1*1+0], mm2
movq [r0+r1*1+8], mm3
lea r0, [r0+r1*2]
sub r4d, 2
jg .nextrow
REP_RET
cglobal put_vp8_pixels16_sse, 5,5,2
.nextrow:
movups xmm0, [r2+r3*0]
movups xmm1, [r2+r3*1]
lea r2, [r2+r3*2]
movaps [r0+r1*0], xmm0
movaps [r0+r1*1], xmm1
lea r0, [r0+r1*2]
sub r4d, 2
jg .nextrow
REP_RET
;-----------------------------------------------------------------------------
; IDCT functions:
;
; void vp8_idct_dc_add_<opt>(uint8_t *dst, DCTELEM block[16], int stride);
;-----------------------------------------------------------------------------
cglobal vp8_idct_dc_add_mmx, 3, 3
; load data
movd mm0, [r1]
; calculate DC
paddw mm0, [pw_4]
pxor mm1, mm1
psraw mm0, 3
psubw mm1, mm0
packuswb mm0, mm0
packuswb mm1, mm1
punpcklbw mm0, mm0
punpcklbw mm1, mm1
punpcklwd mm0, mm0
punpcklwd mm1, mm1
; add DC
lea r1, [r0+r2*2]
movd mm2, [r0]
movd mm3, [r0+r2]
movd mm4, [r1]
movd mm5, [r1+r2]
paddusb mm2, mm0
paddusb mm3, mm0
paddusb mm4, mm0
paddusb mm5, mm0
psubusb mm2, mm1
psubusb mm3, mm1
psubusb mm4, mm1
psubusb mm5, mm1
movd [r0], mm2
movd [r0+r2], mm3
movd [r1], mm4
movd [r1+r2], mm5
RET
cglobal vp8_idct_dc_add_sse4, 3, 3, 6
; load data
movd xmm0, [r1]
lea r1, [r0+r2*2]
pxor xmm1, xmm1
; calculate DC
paddw xmm0, [pw_4]
movd xmm2, [r0]
movd xmm3, [r0+r2]
movd xmm4, [r1]
movd xmm5, [r1+r2]
psraw xmm0, 3
pshuflw xmm0, xmm0, 0
punpcklqdq xmm0, xmm0
punpckldq xmm2, xmm3
punpckldq xmm4, xmm5
punpcklbw xmm2, xmm1
punpcklbw xmm4, xmm1
paddw xmm2, xmm0
paddw xmm4, xmm0
packuswb xmm2, xmm4
movd [r0], xmm2
pextrd [r0+r2], xmm2, 1
pextrd [r1], xmm2, 2
pextrd [r1+r2], xmm2, 3
RET
;-----------------------------------------------------------------------------
; void vp8_idct_add_<opt>(uint8_t *dst, DCTELEM block[16], int stride);
;-----------------------------------------------------------------------------
; calculate %1=mul_35468(%1)-mul_20091(%2); %2=mul_20091(%1)+mul_35468(%2)
; this macro assumes that m6/m7 have words for 20091/17734 loaded
%macro VP8_MULTIPLY_SUMSUB 4
mova %3, %1
mova %4, %2
pmulhw %3, m6 ;20091(1)
pmulhw %4, m6 ;20091(2)
paddw %3, %1
paddw %4, %2
paddw %1, %1
paddw %2, %2
pmulhw %1, m7 ;35468(1)
pmulhw %2, m7 ;35468(2)
psubw %1, %4
paddw %2, %3
%endmacro
; calculate x0=%1+%3; x1=%1-%3
; x2=mul_35468(%2)-mul_20091(%4); x3=mul_20091(%2)+mul_35468(%4)
; %1=x0+x3 (tmp0); %2=x1+x2 (tmp1); %3=x1-x2 (tmp2); %4=x0-x3 (tmp3)
; %5/%6 are temporary registers
; we assume m6/m7 have constant words 20091/17734 loaded in them
%macro VP8_IDCT_TRANSFORM4x4_1D 6
SUMSUB_BA m%3, m%1, m%5 ;t0, t1
VP8_MULTIPLY_SUMSUB m%2, m%4, m%5,m%6 ;t2, t3
SUMSUB_BA m%4, m%3, m%5 ;tmp0, tmp3
SUMSUB_BA m%2, m%1, m%5 ;tmp1, tmp2
SWAP %4, %1
SWAP %4, %3
%endmacro
INIT_MMX
cglobal vp8_idct_add_mmx, 3, 3
; load block data
movq m0, [r1]
movq m1, [r1+8]
movq m2, [r1+16]
movq m3, [r1+24]
movq m6, [pw_20091]
movq m7, [pw_17734]
; actual IDCT
VP8_IDCT_TRANSFORM4x4_1D 0, 1, 2, 3, 4, 5
TRANSPOSE4x4W 0, 1, 2, 3, 4
paddw m0, [pw_4]
VP8_IDCT_TRANSFORM4x4_1D 0, 1, 2, 3, 4, 5
TRANSPOSE4x4W 0, 1, 2, 3, 4
; store
pxor m4, m4
lea r1, [r0+2*r2]
STORE_DIFFx2 m0, m1, m6, m7, m4, 3, r0, r2
STORE_DIFFx2 m2, m3, m6, m7, m4, 3, r1, r2
RET
;-----------------------------------------------------------------------------
; void vp8_luma_dc_wht_mmxext(DCTELEM block[4][4][16], DCTELEM dc[16])
;-----------------------------------------------------------------------------
%macro SCATTER_WHT 3
movd r1d, m%1
movd r2d, m%2
mov [r0+2*16*(0+%3)], r1w
mov [r0+2*16*(1+%3)], r2w
shr r1d, 16
shr r2d, 16
psrlq m%1, 32
psrlq m%2, 32
mov [r0+2*16*(4+%3)], r1w
mov [r0+2*16*(5+%3)], r2w
movd r1d, m%1
movd r2d, m%2
mov [r0+2*16*(8+%3)], r1w
mov [r0+2*16*(9+%3)], r2w
shr r1d, 16
shr r2d, 16
mov [r0+2*16*(12+%3)], r1w
mov [r0+2*16*(13+%3)], r2w
%endmacro
%macro HADAMARD4_1D 4
SUMSUB_BADC m%2, m%1, m%4, m%3
SUMSUB_BADC m%4, m%2, m%3, m%1
SWAP %1, %4, %3
%endmacro
INIT_MMX
cglobal vp8_luma_dc_wht_mmx, 2,3
movq m0, [r1]
movq m1, [r1+8]
movq m2, [r1+16]
movq m3, [r1+24]
HADAMARD4_1D 0, 1, 2, 3
TRANSPOSE4x4W 0, 1, 2, 3, 4
paddw m0, [pw_3]
HADAMARD4_1D 0, 1, 2, 3
psraw m0, 3
psraw m1, 3
psraw m2, 3
psraw m3, 3
SCATTER_WHT 0, 1, 0
SCATTER_WHT 2, 3, 2
RET
;-----------------------------------------------------------------------------
; void vp8_h/v_loop_filter_simple_<opt>(uint8_t *dst, int stride, int flim);
;-----------------------------------------------------------------------------
; macro called with 7 mm register indexes as argument, and 4 regular registers
;
; first 4 mm registers will carry the transposed pixel data
; the other three are scratchspace (one would be sufficient, but this allows
; for more spreading/pipelining and thus faster execution on OOE CPUs)
;
; first two regular registers are buf+4*stride and buf+5*stride
; third is -stride, fourth is +stride
%macro READ_8x4_INTERLEAVED 11
; interleave 8 (A-H) rows of 4 pixels each
movd m%1, [%8+%10*4] ; A0-3
movd m%5, [%9+%10*4] ; B0-3
movd m%2, [%8+%10*2] ; C0-3
movd m%6, [%8+%10] ; D0-3
movd m%3, [%8] ; E0-3
movd m%7, [%9] ; F0-3
movd m%4, [%9+%11] ; G0-3
punpcklbw m%1, m%5 ; A/B interleaved
movd m%5, [%9+%11*2] ; H0-3
punpcklbw m%2, m%6 ; C/D interleaved
punpcklbw m%3, m%7 ; E/F interleaved
punpcklbw m%4, m%5 ; G/H interleaved
%endmacro
; macro called with 7 mm register indexes as argument, and 5 regular registers
; first 11 mean the same as READ_8x4_TRANSPOSED above
; fifth regular register is scratchspace to reach the bottom 8 rows, it
; will be set to second regular register + 8*stride at the end
%macro READ_16x4_INTERLEAVED 12
; transpose 16 (A-P) rows of 4 pixels each
lea %12, [r0+8*r2]
; read (and interleave) those addressable by %8 (=r0), A/C/D/E/I/K/L/M
movd m%1, [%8+%10*4] ; A0-3
movd m%3, [%12+%10*4] ; I0-3
movd m%2, [%8+%10*2] ; C0-3
movd m%4, [%12+%10*2] ; K0-3
movd m%6, [%8+%10] ; D0-3
movd m%5, [%12+%10] ; L0-3
movd m%7, [%12] ; M0-3
add %12, %11
punpcklbw m%1, m%3 ; A/I
movd m%3, [%8] ; E0-3
punpcklbw m%2, m%4 ; C/K
punpcklbw m%6, m%5 ; D/L
punpcklbw m%3, m%7 ; E/M
punpcklbw m%2, m%6 ; C/D/K/L interleaved
; read (and interleave) those addressable by %9 (=r4), B/F/G/H/J/N/O/P
movd m%5, [%9+%10*4] ; B0-3
movd m%4, [%12+%10*4] ; J0-3
movd m%7, [%9] ; F0-3
movd m%6, [%12] ; N0-3
punpcklbw m%5, m%4 ; B/J
punpcklbw m%7, m%6 ; F/N
punpcklbw m%1, m%5 ; A/B/I/J interleaved
punpcklbw m%3, m%7 ; E/F/M/N interleaved
movd m%4, [%9+%11] ; G0-3
movd m%6, [%12+%11] ; O0-3
movd m%5, [%9+%11*2] ; H0-3
movd m%7, [%12+%11*2] ; P0-3
punpcklbw m%4, m%6 ; G/O
punpcklbw m%5, m%7 ; H/P
punpcklbw m%4, m%5 ; G/H/O/P interleaved
%endmacro
; write 4 mm registers of 2 dwords each
; first four arguments are mm register indexes containing source data
; last four are registers containing buf+4*stride, buf+5*stride,
; -stride and +stride
%macro WRITE_4x2D 8
; write out (2 dwords per register)
movd [%5+%7*4], m%1
movd [%5+%7*2], m%2
movd [%5], m%3
movd [%6+%8], m%4
punpckhdq m%1, m%1
punpckhdq m%2, m%2
punpckhdq m%3, m%3
punpckhdq m%4, m%4
movd [%6+%7*4], m%1
movd [%5+%7], m%2
movd [%6], m%3
movd [%6+%8*2], m%4
%endmacro
; write 4 xmm registers of 4 dwords each
; arguments same as WRITE_2x4D, but with an extra register, so that the 5 regular
; registers contain buf+4*stride, buf+5*stride, buf+12*stride, -stride and +stride
; we add 1*stride to the third regular registry in the process
; the 10th argument is 16 if it's a Y filter (i.e. all regular registers cover the
; same memory region), or 8 if they cover two separate buffers (third one points to
; a different memory region than the first two), allowing for more optimal code for
; the 16-width case
%macro WRITE_4x4D 10
; write out (4 dwords per register), start with dwords zero
movd [%5+%8*4], m%1
movd [%5], m%2
movd [%7+%8*4], m%3
movd [%7], m%4
; store dwords 1
psrldq m%1, 4
psrldq m%2, 4
psrldq m%3, 4
psrldq m%4, 4
movd [%6+%8*4], m%1
movd [%6], m%2
%if %10 == 16
movd [%6+%9*4], m%3
%endif
movd [%7+%9], m%4
; write dwords 2
psrldq m%1, 4
psrldq m%2, 4
%if %10 == 8
movd [%5+%8*2], m%1
movd %5, m%3
%endif
psrldq m%3, 4
psrldq m%4, 4
%if %10 == 16
movd [%5+%8*2], m%1
%endif
movd [%6+%9], m%2
movd [%7+%8*2], m%3
movd [%7+%9*2], m%4
add %7, %9
; store dwords 3
psrldq m%1, 4
psrldq m%2, 4
psrldq m%3, 4
psrldq m%4, 4
%if %10 == 8
mov [%7+%8*4], %5d
movd [%6+%8*2], m%1
%else
movd [%5+%8], m%1
%endif
movd [%6+%9*2], m%2
movd [%7+%8*2], m%3
movd [%7+%9*2], m%4
%endmacro
%macro SPLATB_REG 3-4
movd %1, %2
%ifidn %3, ssse3
pshufb %1, %4
%else
punpcklbw %1, %1
%if mmsize == 16 ; sse2
pshuflw %1, %1, 0x0
punpcklqdq %1, %1
%elifidn %3, mmx
punpcklwd %1, %1
punpckldq %1, %1
%else ; mmxext
pshufw %1, %1, 0x0
%endif
%endif
%endmacro
%macro SIMPLE_LOOPFILTER 3
cglobal vp8_%2_loop_filter_simple_%1, 3, %3
%ifidn %2, h
mov r5, rsp ; backup stack pointer
and rsp, ~(mmsize-1) ; align stack
%endif
%if mmsize == 8 ; mmx/mmxext
mov r3, 2
%endif
%ifidn %1, ssse3
pxor m0, m0
%endif
SPLATB_REG m7, r2, %1, m0 ; splat "flim" into register
; set up indexes to address 4 rows
mov r2, r1
neg r1
%ifidn %2, h
lea r0, [r0+4*r2-2]
sub rsp, mmsize*2 ; (aligned) storage space for saving p1/q1
%endif
%if mmsize == 8 ; mmx / mmxext
.next8px
%endif
%ifidn %2, v
; read 4 half/full rows of pixels
mova m0, [r0+r1*2] ; p1
mova m1, [r0+r1] ; p0
mova m2, [r0] ; q0
mova m3, [r0+r2] ; q1
%else ; h
lea r4, [r0+r2]
%if mmsize == 8 ; mmx/mmxext
READ_8x4_INTERLEAVED 0, 1, 2, 3, 4, 5, 6, r0, r4, r1, r2
%else ; sse2
READ_16x4_INTERLEAVED 0, 1, 2, 3, 4, 5, 6, r0, r4, r1, r2, r3
%endif
TRANSPOSE4x4W 0, 1, 2, 3, 4
mova [rsp], m0 ; store p1
mova [rsp+mmsize], m3 ; store q1
%endif
; simple_limit
mova m5, m2 ; m5=backup of q0
mova m6, m1 ; m6=backup of p0
psubusb m1, m2 ; p0-q0
psubusb m2, m6 ; q0-p0
por m1, m2 ; FFABS(p0-q0)
paddusb m1, m1 ; m1=FFABS(p0-q0)*2
mova m4, m3
mova m2, m0
psubusb m3, m0 ; q1-p1
psubusb m0, m4 ; p1-q1
por m3, m0 ; FFABS(p1-q1)
mova m0, [pb_80]
pxor m2, m0
pxor m4, m0
psubsb m2, m4 ; m2=p1-q1 (signed) backup for below
pand m3, [pb_FE]
psrlq m3, 1 ; m3=FFABS(p1-q1)/2, this can be used signed
paddusb m3, m1
psubusb m3, m7
pxor m1, m1
pcmpeqb m3, m1 ; abs(p0-q0)*2+abs(p1-q1)/2<=flim mask(0xff/0x0)
; filter_common (use m2/p1-q1, m4=q0, m6=p0, m5/q0-p0 and m3/mask)
mova m4, m5
pxor m5, m0
pxor m0, m6
psubsb m5, m0 ; q0-p0 (signed)
paddsb m2, m5
paddsb m2, m5
paddsb m2, m5 ; a=(p1-q1) + 3*(q0-p0)
pand m2, m3 ; apply filter mask (m3)
mova m3, [pb_F8]
mova m1, m2
paddsb m2, [pb_4] ; f1<<3=a+4
paddsb m1, [pb_3] ; f2<<3=a+3
pand m2, m3
pand m1, m3 ; cache f2<<3
pxor m0, m0
pxor m3, m3
pcmpgtb m0, m2 ; which values are <0?
psubb m3, m2 ; -f1<<3
psrlq m2, 3 ; +f1
psrlq m3, 3 ; -f1
pand m3, m0
pandn m0, m2
psubusb m4, m0
paddusb m4, m3 ; q0-f1
pxor m0, m0
pxor m3, m3
pcmpgtb m0, m1 ; which values are <0?
psubb m3, m1 ; -f2<<3
psrlq m1, 3 ; +f2
psrlq m3, 3 ; -f2
pand m3, m0
pandn m0, m1
paddusb m6, m0
psubusb m6, m3 ; p0+f2
; store
%ifidn %2, v
mova [r0], m4
mova [r0+r1], m6
%else ; h
mova m0, [rsp] ; p1
SWAP 2, 4 ; p0
SWAP 1, 6 ; q0
mova m3, [rsp+mmsize] ; q1
TRANSPOSE4x4B 0, 1, 2, 3, 4
%if mmsize == 16 ; sse2
add r3, r1 ; change from r4*8*stride to r0+8*stride
WRITE_4x4D 0, 1, 2, 3, r0, r4, r3, r1, r2, 16
%else ; mmx/mmxext
WRITE_4x2D 0, 1, 2, 3, r0, r4, r1, r2
%endif
%endif
%if mmsize == 8 ; mmx/mmxext
; next 8 pixels
%ifidn %2, v
add r0, 8 ; advance 8 cols = pixels
%else ; h
lea r0, [r0+r2*8] ; advance 8 rows = lines
%endif
dec r3
jg .next8px
%ifidn %2, v
REP_RET
%else ; h
mov rsp, r5 ; restore stack pointer
RET
%endif
%else ; sse2
%ifidn %2, h
mov rsp, r5 ; restore stack pointer
%endif
RET
%endif
%endmacro
INIT_MMX
SIMPLE_LOOPFILTER mmx, v, 4
SIMPLE_LOOPFILTER mmx, h, 6
SIMPLE_LOOPFILTER mmxext, v, 4
SIMPLE_LOOPFILTER mmxext, h, 6
INIT_XMM
SIMPLE_LOOPFILTER sse2, v, 3
SIMPLE_LOOPFILTER sse2, h, 6
SIMPLE_LOOPFILTER ssse3, v, 3
SIMPLE_LOOPFILTER ssse3, h, 6
;-----------------------------------------------------------------------------
; void vp8_h/v_loop_filter<size>_inner_<opt>(uint8_t *dst, [uint8_t *v,] int stride,
; int flimE, int flimI, int hev_thr);
;-----------------------------------------------------------------------------
%macro INNER_LOOPFILTER 5
%if %4 == 8 ; chroma
cglobal vp8_%2_loop_filter8uv_inner_%1, 6, %3, %5
%define dst8_reg r1
%define mstride_reg r2
%define E_reg r3
%define I_reg r4
%define hev_thr_reg r5
%else ; luma
cglobal vp8_%2_loop_filter16y_inner_%1, 5, %3, %5
%define mstride_reg r1
%define E_reg r2
%define I_reg r3
%define hev_thr_reg r4
%ifdef m8 ; x86-64, sse2
%define dst8_reg r4
%elif mmsize == 16 ; x86-32, sse2
%define dst8_reg r5
%else ; x86-32, mmx/mmxext
%define cnt_reg r5
%endif
%endif
%define dst_reg r0
%define stride_reg E_reg
%define dst2_reg I_reg
%ifndef m8
%define stack_reg hev_thr_reg
%endif
%ifidn %1, ssse3
pxor m7, m7
%endif
%ifndef m8 ; mmx/mmxext or sse2 on x86-32
; splat function arguments
SPLATB_REG m0, E_reg, %1, m7 ; E
SPLATB_REG m1, I_reg, %1, m7 ; I
SPLATB_REG m2, hev_thr_reg, %1, m7 ; hev_thresh
; align stack
mov stack_reg, rsp ; backup stack pointer
and rsp, ~(mmsize-1) ; align stack
%ifidn %2, v
sub rsp, mmsize * 4 ; stack layout: [0]=E, [1]=I, [2]=hev_thr
; [3]=hev() result
%else ; h
sub rsp, mmsize * 5 ; extra storage space for transposes
%endif
%define flim_E [rsp]
%define flim_I [rsp+mmsize]
%define hev_thr [rsp+mmsize*2]
%define mask_res [rsp+mmsize*3]
%define p0backup [rsp+mmsize*3]
%define q0backup [rsp+mmsize*4]
mova flim_E, m0
mova flim_I, m1
mova hev_thr, m2
%else ; sse2 on x86-64
%define flim_E m9
%define flim_I m10
%define hev_thr m11
%define mask_res m12
%define p0backup m12
%define q0backup m8
; splat function arguments
SPLATB_REG flim_E, E_reg, %1, m7 ; E
SPLATB_REG flim_I, I_reg, %1, m7 ; I
SPLATB_REG hev_thr, hev_thr_reg, %1, m7 ; hev_thresh
%endif
%if mmsize == 8 && %4 == 16 ; mmx/mmxext
mov cnt_reg, 2
%endif
mov stride_reg, mstride_reg
neg mstride_reg
%ifidn %2, h
lea dst_reg, [dst_reg + stride_reg*4-4]
%if %4 == 8
lea dst8_reg, [dst8_reg+ stride_reg*4-4]
%endif
%endif
%if mmsize == 8
.next8px
%endif
; read
lea dst2_reg, [dst_reg + stride_reg]
%ifidn %2, v
%if %4 == 8 && mmsize == 16
%define movrow movh
%else
%define movrow mova
%endif
movrow m0, [dst_reg +mstride_reg*4] ; p3
movrow m1, [dst2_reg+mstride_reg*4] ; p2
movrow m2, [dst_reg +mstride_reg*2] ; p1
movrow m5, [dst2_reg] ; q1
movrow m6, [dst2_reg+ stride_reg] ; q2
movrow m7, [dst2_reg+ stride_reg*2] ; q3
%if mmsize == 16 && %4 == 8
movhps m0, [dst8_reg+mstride_reg*4]
movhps m2, [dst8_reg+mstride_reg*2]
add dst8_reg, stride_reg
movhps m1, [dst8_reg+mstride_reg*4]
movhps m5, [dst8_reg]
movhps m6, [dst8_reg+ stride_reg]
movhps m7, [dst8_reg+ stride_reg*2]
add dst8_reg, mstride_reg
%endif
%elif mmsize == 8 ; mmx/mmxext (h)
; read 8 rows of 8px each
movu m0, [dst_reg +mstride_reg*4]
movu m1, [dst2_reg+mstride_reg*4]
movu m2, [dst_reg +mstride_reg*2]
movu m3, [dst_reg +mstride_reg]
movu m4, [dst_reg]
movu m5, [dst2_reg]
movu m6, [dst2_reg+ stride_reg]
; 8x8 transpose
TRANSPOSE4x4B 0, 1, 2, 3, 7
mova q0backup, m1
movu m7, [dst2_reg+ stride_reg*2]
TRANSPOSE4x4B 4, 5, 6, 7, 1
SBUTTERFLY dq, 0, 4, 1 ; p3/p2
SBUTTERFLY dq, 2, 6, 1 ; q0/q1
SBUTTERFLY dq, 3, 7, 1 ; q2/q3
mova m1, q0backup
mova q0backup, m2 ; store q0
SBUTTERFLY dq, 1, 5, 2 ; p1/p0
mova p0backup, m5 ; store p0
SWAP 1, 4
SWAP 2, 4
SWAP 6, 3
SWAP 5, 3
%else ; sse2 (h)
%if %4 == 16
lea dst8_reg, [dst_reg + stride_reg*8]
%endif
; read 16 rows of 8px each, interleave
movh m0, [dst_reg +mstride_reg*4]
movh m1, [dst8_reg+mstride_reg*4]
movh m2, [dst_reg +mstride_reg*2]
movh m5, [dst8_reg+mstride_reg*2]
movh m3, [dst_reg +mstride_reg]
movh m6, [dst8_reg+mstride_reg]
movh m4, [dst_reg]
movh m7, [dst8_reg]
punpcklbw m0, m1 ; A/I
punpcklbw m2, m5 ; C/K
punpcklbw m3, m6 ; D/L
punpcklbw m4, m7 ; E/M
add dst8_reg, stride_reg
movh m1, [dst2_reg+mstride_reg*4]
movh m6, [dst8_reg+mstride_reg*4]
movh m5, [dst2_reg]
movh m7, [dst8_reg]
punpcklbw m1, m6 ; B/J
punpcklbw m5, m7 ; F/N
movh m6, [dst2_reg+ stride_reg]
movh m7, [dst8_reg+ stride_reg]
punpcklbw m6, m7 ; G/O
; 8x16 transpose
TRANSPOSE4x4B 0, 1, 2, 3, 7
%ifdef m8
SWAP 1, 8
%else
mova q0backup, m1
%endif
movh m7, [dst2_reg+ stride_reg*2]
movh m1, [dst8_reg+ stride_reg*2]
punpcklbw m7, m1 ; H/P
TRANSPOSE4x4B 4, 5, 6, 7, 1
SBUTTERFLY dq, 0, 4, 1 ; p3/p2
SBUTTERFLY dq, 2, 6, 1 ; q0/q1
SBUTTERFLY dq, 3, 7, 1 ; q2/q3
%ifdef m8
SWAP 1, 8
SWAP 2, 8
%else
mova m1, q0backup
mova q0backup, m2 ; store q0
%endif
SBUTTERFLY dq, 1, 5, 2 ; p1/p0
%ifdef m12
SWAP 5, 12
%else
mova p0backup, m5 ; store p0
%endif
SWAP 1, 4
SWAP 2, 4
SWAP 6, 3
SWAP 5, 3
%endif
; normal_limit for p3-p2, p2-p1, q3-q2 and q2-q1
mova m4, m1
SWAP 4, 1
psubusb m4, m0 ; p2-p3
psubusb m0, m1 ; p3-p2
por m0, m4 ; abs(p3-p2)
mova m4, m2
SWAP 4, 2
psubusb m4, m1 ; p1-p2
psubusb m1, m2 ; p2-p1
por m1, m4 ; abs(p2-p1)
mova m4, m6
SWAP 4, 6
psubusb m4, m7 ; q2-q3
psubusb m7, m6 ; q3-q2
por m7, m4 ; abs(q3-q2)
mova m4, m5
SWAP 4, 5
psubusb m4, m6 ; q1-q2
psubusb m6, m5 ; q2-q1
por m6, m4 ; abs(q2-q1)
%ifidn %1, mmx
mova m4, flim_I
pxor m3, m3
psubusb m0, m4
psubusb m1, m4
psubusb m7, m4
psubusb m6, m4
pcmpeqb m0, m3 ; abs(p3-p2) <= I
pcmpeqb m1, m3 ; abs(p2-p1) <= I
pcmpeqb m7, m3 ; abs(q3-q2) <= I
pcmpeqb m6, m3 ; abs(q2-q1) <= I
pand m0, m1
pand m7, m6
pand m0, m7
%else ; mmxext/sse2
pmaxub m0, m1
pmaxub m6, m7
pmaxub m0, m6
%endif
; normal_limit and high_edge_variance for p1-p0, q1-q0
SWAP 7, 3 ; now m7 is zero
%ifidn %2, v
movrow m3, [dst_reg +mstride_reg] ; p0
%if mmsize == 16 && %4 == 8
movhps m3, [dst8_reg+mstride_reg]
%endif
%elifdef m12
SWAP 3, 12
%else
mova m3, p0backup
%endif
mova m1, m2
SWAP 1, 2
mova m6, m3
SWAP 3, 6
psubusb m1, m3 ; p1-p0
psubusb m6, m2 ; p0-p1
por m1, m6 ; abs(p1-p0)
%ifidn %1, mmx
mova m6, m1
psubusb m1, m4
psubusb m6, hev_thr
pcmpeqb m1, m7 ; abs(p1-p0) <= I
pcmpeqb m6, m7 ; abs(p1-p0) <= hev_thresh
pand m0, m1
mova mask_res, m6
%else ; mmxext/sse2
pmaxub m0, m1 ; max_I
SWAP 1, 4 ; max_hev_thresh
%endif
SWAP 6, 4 ; now m6 is I
%ifidn %2, v
movrow m4, [dst_reg] ; q0
%if mmsize == 16 && %4 == 8
movhps m4, [dst8_reg]
%endif
%elifdef m8
SWAP 4, 8
%else
mova m4, q0backup
%endif
mova m1, m4
SWAP 1, 4
mova m7, m5
SWAP 7, 5
psubusb m1, m5 ; q0-q1
psubusb m7, m4 ; q1-q0
por m1, m7 ; abs(q1-q0)
%ifidn %1, mmx
mova m7, m1
psubusb m1, m6
psubusb m7, hev_thr
pxor m6, m6
pcmpeqb m1, m6 ; abs(q1-q0) <= I
pcmpeqb m7, m6 ; abs(q1-q0) <= hev_thresh
mova m6, mask_res
pand m0, m1 ; abs([pq][321]-[pq][210]) <= I
pand m6, m7
%else ; mmxext/sse2
pxor m7, m7
pmaxub m0, m1
pmaxub m6, m1
psubusb m0, flim_I
psubusb m6, hev_thr
pcmpeqb m0, m7 ; max(abs(..)) <= I
pcmpeqb m6, m7 ; !(max(abs..) > thresh)
%endif
%ifdef m12
SWAP 6, 12
%else
mova mask_res, m6 ; !(abs(p1-p0) > hev_t || abs(q1-q0) > hev_t)
%endif
; simple_limit
mova m1, m3
SWAP 1, 3
mova m6, m4 ; keep copies of p0/q0 around for later use
SWAP 6, 4
psubusb m1, m4 ; p0-q0
psubusb m6, m3 ; q0-p0
por m1, m6 ; abs(q0-p0)
paddusb m1, m1 ; m1=2*abs(q0-p0)
mova m7, m2
SWAP 7, 2
mova m6, m5
SWAP 6, 5
psubusb m7, m5 ; p1-q1
psubusb m6, m2 ; q1-p1
por m7, m6 ; abs(q1-p1)
pxor m6, m6
pand m7, [pb_FE]
psrlq m7, 1 ; abs(q1-p1)/2
paddusb m7, m1 ; abs(q0-p0)*2+abs(q1-p1)/2
psubusb m7, flim_E
pcmpeqb m7, m6 ; abs(q0-p0)*2+abs(q1-p1)/2 <= E
pand m0, m7 ; normal_limit result
; filter_common; at this point, m2-m5=p1-q1 and m0 is filter_mask
%ifdef m8 ; x86-64 && sse2
mova m8, [pb_80]
%define pb_80_var m8
%else ; x86-32 or mmx/mmxext
%define pb_80_var [pb_80]
%endif
mova m1, m4
mova m7, m3
pxor m1, pb_80_var
pxor m7, pb_80_var
psubsb m1, m7 ; (signed) q0-p0
mova m6, m2
mova m7, m5
pxor m6, pb_80_var
pxor m7, pb_80_var
psubsb m6, m7 ; (signed) p1-q1
mova m7, mask_res
pandn m7, m6
paddsb m7, m1
paddsb m7, m1
paddsb m7, m1 ; 3*(q0-p0)+is4tap?(p1-q1)
pand m7, m0
mova m1, [pb_F8]
mova m6, m7
paddsb m7, [pb_3]
paddsb m6, [pb_4]
pand m7, m1
pand m6, m1
pxor m1, m1
pxor m0, m0
pcmpgtb m1, m7
psubb m0, m7
psrlq m7, 3 ; +f2
psrlq m0, 3 ; -f2
pand m0, m1
pandn m1, m7
psubusb m3, m0
paddusb m3, m1 ; p0+f2
pxor m1, m1
pxor m0, m0
pcmpgtb m0, m6
psubb m1, m6
psrlq m6, 3 ; +f1
psrlq m1, 3 ; -f1
pand m1, m0
pandn m0, m6
psubusb m4, m0
paddusb m4, m1 ; q0-f1
%ifdef m12
SWAP 6, 12
%else
mova m6, mask_res
%endif
%ifidn %1, mmx
mova m7, [pb_1]
%else ; mmxext/sse2
pxor m7, m7
%endif
pand m0, m6
pand m1, m6
%ifidn %1, mmx
paddusb m0, m7
pand m1, [pb_FE]
pandn m7, m0
psrlq m1, 1
psrlq m7, 1
SWAP 0, 7
%else ; mmxext/sse2
psubusb m1, [pb_1]
pavgb m0, m7 ; a
pavgb m1, m7 ; -a
%endif
psubusb m5, m0
psubusb m2, m1
paddusb m5, m1 ; q1-a
paddusb m2, m0 ; p1+a
; store
%ifidn %2, v
movrow [dst_reg +mstride_reg*2], m2
movrow [dst_reg +mstride_reg ], m3
movrow [dst_reg], m4
movrow [dst_reg + stride_reg ], m5
%if mmsize == 16 && %4 == 8
movhps [dst8_reg+mstride_reg*2], m2
movhps [dst8_reg+mstride_reg ], m3
movhps [dst8_reg], m4
movhps [dst8_reg+ stride_reg ], m5
%endif
%else ; h
add dst_reg, 2
add dst2_reg, 2
; 4x8/16 transpose
TRANSPOSE4x4B 2, 3, 4, 5, 6
%if mmsize == 8 ; mmx/mmxext (h)
WRITE_4x2D 2, 3, 4, 5, dst_reg, dst2_reg, mstride_reg, stride_reg
%else ; sse2 (h)
lea dst8_reg, [dst8_reg+mstride_reg+2]
WRITE_4x4D 2, 3, 4, 5, dst_reg, dst2_reg, dst8_reg, mstride_reg, stride_reg, %4
%endif
%endif
%if mmsize == 8
%if %4 == 8 ; chroma
%ifidn %2, h
sub dst_reg, 2
%endif
cmp dst_reg, dst8_reg
mov dst_reg, dst8_reg
jnz .next8px
%else
%ifidn %2, h
lea dst_reg, [dst_reg + stride_reg*8-2]
%else ; v
add dst_reg, 8
%endif
dec cnt_reg
jg .next8px
%endif
%endif
%ifndef m8 ; sse2 on x86-32 or mmx/mmxext
mov rsp, stack_reg ; restore stack pointer
%endif
RET
%endmacro
INIT_MMX
INNER_LOOPFILTER mmx, v, 6, 16, 0
INNER_LOOPFILTER mmx, h, 6, 16, 0
INNER_LOOPFILTER mmxext, v, 6, 16, 0
INNER_LOOPFILTER mmxext, h, 6, 16, 0
INNER_LOOPFILTER mmx, v, 6, 8, 0
INNER_LOOPFILTER mmx, h, 6, 8, 0
INNER_LOOPFILTER mmxext, v, 6, 8, 0
INNER_LOOPFILTER mmxext, h, 6, 8, 0
INIT_XMM
INNER_LOOPFILTER sse2, v, 5, 16, 13
%ifdef m8
INNER_LOOPFILTER sse2, h, 5, 16, 13
%else
INNER_LOOPFILTER sse2, h, 6, 16, 13
%endif
INNER_LOOPFILTER sse2, v, 6, 8, 13
INNER_LOOPFILTER sse2, h, 6, 8, 13
INNER_LOOPFILTER ssse3, v, 5, 16, 13
%ifdef m8
INNER_LOOPFILTER ssse3, h, 5, 16, 13
%else
INNER_LOOPFILTER ssse3, h, 6, 16, 13
%endif
INNER_LOOPFILTER ssse3, v, 6, 8, 13
INNER_LOOPFILTER ssse3, h, 6, 8, 13
;-----------------------------------------------------------------------------
; void vp8_h/v_loop_filter<size>_mbedge_<opt>(uint8_t *dst, [uint8_t *v,] int stride,
; int flimE, int flimI, int hev_thr);
;-----------------------------------------------------------------------------
; write 4 or 8 words in the mmx/xmm registers as 8 lines
; 1 and 2 are the registers to write, this can be the same (for SSE2)
; 3 is a general-purpose register that we will clobber
; 4 is a pointer to the destination's 4th line
; 5 is -stride and +stride
%macro WRITE_8W 6
movd %3, %1
%if mmsize == 8
punpckhdq %1, %1
%else
psrldq %1, 4
%endif
mov [%4+%5*4], %3w
shr %3, 16
add %4, %6
mov [%4+%5*4], %3w
movd %3, %1
%if mmsize == 16
psrldq %1, 4
%endif
add %4, %5
mov [%4+%5*2], %3w
shr %3, 16
mov [%4+%5 ], %3w
movd %3, %2
%if mmsize == 8
punpckhdq %2, %2
%else
psrldq %2, 4
%endif
mov [%4 ], %3w
shr %3, 16
mov [%4+%6 ], %3w
movd %3, %2
add %4, %6
mov [%4+%6 ], %3w
shr %3, 16
mov [%4+%6*2], %3w
%if mmsize == 8
add %4, %5
%endif
%endmacro
%macro MBEDGE_LOOPFILTER 5
%if %4 == 8 ; chroma
cglobal vp8_%2_loop_filter8uv_mbedge_%1, 6, %3, %5
%define dst8_reg r1
%define mstride_reg r2
%define E_reg r3
%define I_reg r4
%define hev_thr_reg r5
%else ; luma
cglobal vp8_%2_loop_filter16y_mbedge_%1, 5, %3, %5
%define mstride_reg r1
%define E_reg r2
%define I_reg r3
%define hev_thr_reg r4
%ifdef m8 ; x86-64, sse2
%define dst8_reg r4
%elif mmsize == 16 ; x86-32, sse2
%define dst8_reg r5
%else ; x86-32, mmx/mmxext
%define cnt_reg r5
%endif
%endif
%define dst_reg r0
%define stride_reg E_reg
%define dst2_reg I_reg
%ifndef m8
%define stack_reg hev_thr_reg
%endif
%ifidn %1, ssse3
pxor m7, m7
%endif
%ifndef m8 ; mmx/mmxext or sse2 on x86-32
; splat function arguments
SPLATB_REG m0, E_reg, %1, m7 ; E
SPLATB_REG m1, I_reg, %1, m7 ; I
SPLATB_REG m2, hev_thr_reg, %1, m7 ; hev_thresh
; align stack
mov stack_reg, rsp ; backup stack pointer
and rsp, ~(mmsize-1) ; align stack
sub rsp, mmsize * 8 ; stack layout: [0]=E, [1]=I, [2]=hev_thr
; [3]=hev() result
; [4]=filter tmp result
; [5]/[6] = p2/q2 backup
; [7]=lim_res sign result
%define flim_E [rsp]
%define flim_I [rsp+mmsize]
%define hev_thr [rsp+mmsize*2]
%define mask_res [rsp+mmsize*3]
%define lim_res [rsp+mmsize*4]
%define p0backup [rsp+mmsize*3]
%define q0backup [rsp+mmsize*4]
%define p2backup [rsp+mmsize*5]
%define q2backup [rsp+mmsize*6]
%define lim_sign [rsp+mmsize*7]
mova flim_E, m0
mova flim_I, m1
mova hev_thr, m2
%else ; sse2 on x86-64
%define flim_E m9
%define flim_I m10
%define hev_thr m11
%define mask_res m12
%define lim_res m8
%define p0backup m12
%define q0backup m8
%define p2backup m13
%define q2backup m14
%define lim_sign m15
; splat function arguments
SPLATB_REG flim_E, E_reg, %1, m7 ; E
SPLATB_REG flim_I, I_reg, %1, m7 ; I
SPLATB_REG hev_thr, hev_thr_reg, %1, m7 ; hev_thresh
%endif
%if mmsize == 8 && %4 == 16 ; mmx/mmxext
mov cnt_reg, 2
%endif
mov stride_reg, mstride_reg
neg mstride_reg
%ifidn %2, h
lea dst_reg, [dst_reg + stride_reg*4-4]
%if %4 == 8
lea dst8_reg, [dst8_reg+ stride_reg*4-4]
%endif
%endif
%if mmsize == 8
.next8px
%endif
; read
lea dst2_reg, [dst_reg + stride_reg]
%ifidn %2, v
%if %4 == 8 && mmsize == 16
%define movrow movh
%else
%define movrow mova
%endif
movrow m0, [dst_reg +mstride_reg*4] ; p3
movrow m1, [dst2_reg+mstride_reg*4] ; p2
movrow m2, [dst_reg +mstride_reg*2] ; p1
movrow m5, [dst2_reg] ; q1
movrow m6, [dst2_reg+ stride_reg] ; q2
movrow m7, [dst2_reg+ stride_reg*2] ; q3
%if mmsize == 16 && %4 == 8
movhps m0, [dst8_reg+mstride_reg*4]
movhps m2, [dst8_reg+mstride_reg*2]
add dst8_reg, stride_reg
movhps m1, [dst8_reg+mstride_reg*4]
movhps m5, [dst8_reg]
movhps m6, [dst8_reg+ stride_reg]
movhps m7, [dst8_reg+ stride_reg*2]
add dst8_reg, mstride_reg
%endif
%elif mmsize == 8 ; mmx/mmxext (h)
; read 8 rows of 8px each
movu m0, [dst_reg +mstride_reg*4]
movu m1, [dst2_reg+mstride_reg*4]
movu m2, [dst_reg +mstride_reg*2]
movu m3, [dst_reg +mstride_reg]
movu m4, [dst_reg]
movu m5, [dst2_reg]
movu m6, [dst2_reg+ stride_reg]
; 8x8 transpose
TRANSPOSE4x4B 0, 1, 2, 3, 7
mova q0backup, m1
movu m7, [dst2_reg+ stride_reg*2]
TRANSPOSE4x4B 4, 5, 6, 7, 1
SBUTTERFLY dq, 0, 4, 1 ; p3/p2
SBUTTERFLY dq, 2, 6, 1 ; q0/q1
SBUTTERFLY dq, 3, 7, 1 ; q2/q3
mova m1, q0backup
mova q0backup, m2 ; store q0
SBUTTERFLY dq, 1, 5, 2 ; p1/p0
mova p0backup, m5 ; store p0
SWAP 1, 4
SWAP 2, 4
SWAP 6, 3
SWAP 5, 3
%else ; sse2 (h)
%if %4 == 16
lea dst8_reg, [dst_reg + stride_reg*8]
%endif
; read 16 rows of 8px each, interleave
movh m0, [dst_reg +mstride_reg*4]
movh m1, [dst8_reg+mstride_reg*4]
movh m2, [dst_reg +mstride_reg*2]
movh m5, [dst8_reg+mstride_reg*2]
movh m3, [dst_reg +mstride_reg]
movh m6, [dst8_reg+mstride_reg]
movh m4, [dst_reg]
movh m7, [dst8_reg]
punpcklbw m0, m1 ; A/I
punpcklbw m2, m5 ; C/K
punpcklbw m3, m6 ; D/L
punpcklbw m4, m7 ; E/M
add dst8_reg, stride_reg
movh m1, [dst2_reg+mstride_reg*4]
movh m6, [dst8_reg+mstride_reg*4]
movh m5, [dst2_reg]
movh m7, [dst8_reg]
punpcklbw m1, m6 ; B/J
punpcklbw m5, m7 ; F/N
movh m6, [dst2_reg+ stride_reg]
movh m7, [dst8_reg+ stride_reg]
punpcklbw m6, m7 ; G/O
; 8x16 transpose
TRANSPOSE4x4B 0, 1, 2, 3, 7
%ifdef m8
SWAP 1, 8
%else
mova q0backup, m1
%endif
movh m7, [dst2_reg+ stride_reg*2]
movh m1, [dst8_reg+ stride_reg*2]
punpcklbw m7, m1 ; H/P
TRANSPOSE4x4B 4, 5, 6, 7, 1
SBUTTERFLY dq, 0, 4, 1 ; p3/p2
SBUTTERFLY dq, 2, 6, 1 ; q0/q1
SBUTTERFLY dq, 3, 7, 1 ; q2/q3
%ifdef m8
SWAP 1, 8
SWAP 2, 8
%else
mova m1, q0backup
mova q0backup, m2 ; store q0
%endif
SBUTTERFLY dq, 1, 5, 2 ; p1/p0
%ifdef m12
SWAP 5, 12
%else
mova p0backup, m5 ; store p0
%endif
SWAP 1, 4
SWAP 2, 4
SWAP 6, 3
SWAP 5, 3
%endif
; normal_limit for p3-p2, p2-p1, q3-q2 and q2-q1
mova m4, m1
SWAP 4, 1
psubusb m4, m0 ; p2-p3
psubusb m0, m1 ; p3-p2
por m0, m4 ; abs(p3-p2)
mova m4, m2
SWAP 4, 2
psubusb m4, m1 ; p1-p2
mova p2backup, m1
psubusb m1, m2 ; p2-p1
por m1, m4 ; abs(p2-p1)
mova m4, m6
SWAP 4, 6
psubusb m4, m7 ; q2-q3
psubusb m7, m6 ; q3-q2
por m7, m4 ; abs(q3-q2)
mova m4, m5
SWAP 4, 5
psubusb m4, m6 ; q1-q2
mova q2backup, m6
psubusb m6, m5 ; q2-q1
por m6, m4 ; abs(q2-q1)
%ifidn %1, mmx
mova m4, flim_I
pxor m3, m3
psubusb m0, m4
psubusb m1, m4
psubusb m7, m4
psubusb m6, m4
pcmpeqb m0, m3 ; abs(p3-p2) <= I
pcmpeqb m1, m3 ; abs(p2-p1) <= I
pcmpeqb m7, m3 ; abs(q3-q2) <= I
pcmpeqb m6, m3 ; abs(q2-q1) <= I
pand m0, m1
pand m7, m6
pand m0, m7
%else ; mmxext/sse2
pmaxub m0, m1
pmaxub m6, m7
pmaxub m0, m6
%endif
; normal_limit and high_edge_variance for p1-p0, q1-q0
SWAP 7, 3 ; now m7 is zero
%ifidn %2, v
movrow m3, [dst_reg +mstride_reg] ; p0
%if mmsize == 16 && %4 == 8
movhps m3, [dst8_reg+mstride_reg]
%endif
%elifdef m12
SWAP 3, 12
%else
mova m3, p0backup
%endif
mova m1, m2
SWAP 1, 2
mova m6, m3
SWAP 3, 6
psubusb m1, m3 ; p1-p0
psubusb m6, m2 ; p0-p1
por m1, m6 ; abs(p1-p0)
%ifidn %1, mmx
mova m6, m1
psubusb m1, m4
psubusb m6, hev_thr
pcmpeqb m1, m7 ; abs(p1-p0) <= I
pcmpeqb m6, m7 ; abs(p1-p0) <= hev_thresh
pand m0, m1
mova mask_res, m6
%else ; mmxext/sse2
pmaxub m0, m1 ; max_I
SWAP 1, 4 ; max_hev_thresh
%endif
SWAP 6, 4 ; now m6 is I
%ifidn %2, v
movrow m4, [dst_reg] ; q0
%if mmsize == 16 && %4 == 8
movhps m4, [dst8_reg]
%endif
%elifdef m8
SWAP 4, 8
%else
mova m4, q0backup
%endif
mova m1, m4
SWAP 1, 4
mova m7, m5
SWAP 7, 5
psubusb m1, m5 ; q0-q1
psubusb m7, m4 ; q1-q0
por m1, m7 ; abs(q1-q0)
%ifidn %1, mmx
mova m7, m1
psubusb m1, m6
psubusb m7, hev_thr
pxor m6, m6
pcmpeqb m1, m6 ; abs(q1-q0) <= I
pcmpeqb m7, m6 ; abs(q1-q0) <= hev_thresh
mova m6, mask_res
pand m0, m1 ; abs([pq][321]-[pq][210]) <= I
pand m6, m7
%else ; mmxext/sse2
pxor m7, m7
pmaxub m0, m1
pmaxub m6, m1
psubusb m0, flim_I
psubusb m6, hev_thr
pcmpeqb m0, m7 ; max(abs(..)) <= I
pcmpeqb m6, m7 ; !(max(abs..) > thresh)
%endif
%ifdef m12
SWAP 6, 12
%else
mova mask_res, m6 ; !(abs(p1-p0) > hev_t || abs(q1-q0) > hev_t)
%endif
; simple_limit
mova m1, m3
SWAP 1, 3
mova m6, m4 ; keep copies of p0/q0 around for later use
SWAP 6, 4
psubusb m1, m4 ; p0-q0
psubusb m6, m3 ; q0-p0
por m1, m6 ; abs(q0-p0)
paddusb m1, m1 ; m1=2*abs(q0-p0)
mova m7, m2
SWAP 7, 2
mova m6, m5
SWAP 6, 5
psubusb m7, m5 ; p1-q1
psubusb m6, m2 ; q1-p1
por m7, m6 ; abs(q1-p1)
pxor m6, m6
pand m7, [pb_FE]
psrlq m7, 1 ; abs(q1-p1)/2
paddusb m7, m1 ; abs(q0-p0)*2+abs(q1-p1)/2
psubusb m7, flim_E
pcmpeqb m7, m6 ; abs(q0-p0)*2+abs(q1-p1)/2 <= E
pand m0, m7 ; normal_limit result
; filter_common; at this point, m2-m5=p1-q1 and m0 is filter_mask
%ifdef m8 ; x86-64 && sse2
mova m8, [pb_80]
%define pb_80_var m8
%else ; x86-32 or mmx/mmxext
%define pb_80_var [pb_80]
%endif
mova m1, m4
mova m7, m3
pxor m1, pb_80_var
pxor m7, pb_80_var
psubsb m1, m7 ; (signed) q0-p0
mova m6, m2
mova m7, m5
pxor m6, pb_80_var
pxor m7, pb_80_var
psubsb m6, m7 ; (signed) p1-q1
mova m7, mask_res
paddsb m6, m1
paddsb m6, m1
paddsb m6, m1
pand m6, m0
%ifdef m8
mova lim_res, m6 ; 3*(qp-p0)+(p1-q1) masked for filter_mbedge
pand lim_res, m7
%else
mova m0, m6
pand m0, m7
mova lim_res, m0
%endif
pandn m7, m6 ; 3*(q0-p0)+(p1-q1) masked for filter_common
mova m1, [pb_F8]
mova m6, m7
paddsb m7, [pb_3]
paddsb m6, [pb_4]
pand m7, m1
pand m6, m1
pxor m1, m1
pxor m0, m0
pcmpgtb m1, m7
psubb m0, m7
psrlq m7, 3 ; +f2
psrlq m0, 3 ; -f2
pand m0, m1
pandn m1, m7
psubusb m3, m0
paddusb m3, m1 ; p0+f2
pxor m1, m1
pxor m0, m0
pcmpgtb m0, m6
psubb m1, m6
psrlq m6, 3 ; +f1
psrlq m1, 3 ; -f1
pand m1, m0
pandn m0, m6
psubusb m4, m0
paddusb m4, m1 ; q0-f1
; filter_mbedge (m2-m5 = p1-q1; lim_res carries w)
mova m7, [pw_63]
%ifdef m8
SWAP 1, 8
%else
mova m1, lim_res
%endif
pxor m0, m0
mova m6, m1
pcmpgtb m0, m1 ; which are negative
punpcklbw m6, m0 ; signed byte->word
punpckhbw m1, m0
mova lim_sign, m0
mova mask_res, m6 ; backup for later in filter
mova lim_res, m1
pmullw m6, [pw_27]
pmullw m1, [pw_27]
paddw m6, m7
paddw m1, m7
psraw m6, 7
psraw m1, 7
packsswb m6, m1 ; a0
pxor m1, m1
psubb m1, m6
pand m1, m0 ; -a0
pandn m0, m6 ; +a0
psubusb m3, m1
paddusb m4, m1
paddusb m3, m0 ; p0+a0
psubusb m4, m0 ; q0-a0
mova m6, mask_res
mova m1, lim_res
mova m0, lim_sign
pmullw m6, [pw_18]
pmullw m1, [pw_18]
paddw m6, m7
paddw m1, m7
psraw m6, 7
psraw m1, 7
packsswb m6, m1 ; a1
pxor m1, m1
psubb m1, m6
pand m1, m0 ; -a1
pandn m0, m6 ; +a1
psubusb m2, m1
paddusb m5, m1
paddusb m2, m0 ; p1+a1
psubusb m5, m0 ; q1-a1
%ifdef m8
SWAP 6, 12
SWAP 1, 8
%else
mova m6, mask_res
mova m1, lim_res
%endif
pmullw m6, [pw_9]
pmullw m1, [pw_9]
paddw m6, m7
paddw m1, m7
%ifdef m15
SWAP 7, 15
%else
mova m7, lim_sign
%endif
psraw m6, 7
psraw m1, 7
packsswb m6, m1 ; a1
pxor m0, m0
psubb m0, m6
pand m0, m7 ; -a1
pandn m7, m6 ; +a1
%ifdef m8
SWAP 1, 13
SWAP 6, 14
%else
mova m1, p2backup
mova m6, q2backup
%endif
psubusb m1, m0
paddusb m6, m0
paddusb m1, m7 ; p1+a1
psubusb m6, m7 ; q1-a1
; store
%ifidn %2, v
movrow [dst2_reg+mstride_reg*4], m1
movrow [dst_reg +mstride_reg*2], m2
movrow [dst_reg +mstride_reg ], m3
movrow [dst_reg], m4
movrow [dst2_reg], m5
movrow [dst2_reg+ stride_reg ], m6
%if mmsize == 16 && %4 == 8
add dst8_reg, mstride_reg
movhps [dst8_reg+mstride_reg*2], m1
movhps [dst8_reg+mstride_reg ], m2
movhps [dst8_reg], m3
add dst8_reg, stride_reg
movhps [dst8_reg], m4
movhps [dst8_reg+ stride_reg ], m5
movhps [dst8_reg+ stride_reg*2], m6
%endif
%else ; h
inc dst_reg
inc dst2_reg
; 4x8/16 transpose
TRANSPOSE4x4B 1, 2, 3, 4, 0
SBUTTERFLY bw, 5, 6, 0
%if mmsize == 8 ; mmx/mmxext (h)
WRITE_4x2D 1, 2, 3, 4, dst_reg, dst2_reg, mstride_reg, stride_reg
add dst_reg, 4
WRITE_8W m5, m6, dst2_reg, dst_reg, mstride_reg, stride_reg
%else ; sse2 (h)
lea dst8_reg, [dst8_reg+mstride_reg+1]
WRITE_4x4D 1, 2, 3, 4, dst_reg, dst2_reg, dst8_reg, mstride_reg, stride_reg, %4
lea dst_reg, [dst2_reg+mstride_reg+4]
lea dst8_reg, [dst8_reg+mstride_reg+4]
WRITE_8W m5, m5, dst2_reg, dst_reg, mstride_reg, stride_reg
WRITE_8W m6, m6, dst2_reg, dst8_reg, mstride_reg, stride_reg
%endif
%endif
%if mmsize == 8
%if %4 == 8 ; chroma
%ifidn %2, h
sub dst_reg, 5
%endif
cmp dst_reg, dst8_reg
mov dst_reg, dst8_reg
jnz .next8px
%else
%ifidn %2, h
lea dst_reg, [dst_reg + stride_reg*8-5]
%else ; v
add dst_reg, 8
%endif
dec cnt_reg
jg .next8px
%endif
%endif
%ifndef m8 ; sse2 on x86-32 or mmx/mmxext
mov rsp, stack_reg ; restore stack pointer
%endif
RET
%endmacro
INIT_MMX
MBEDGE_LOOPFILTER mmx, v, 6, 16, 0
MBEDGE_LOOPFILTER mmx, h, 6, 16, 0
MBEDGE_LOOPFILTER mmxext, v, 6, 16, 0
MBEDGE_LOOPFILTER mmxext, h, 6, 16, 0
MBEDGE_LOOPFILTER mmx, v, 6, 8, 0
MBEDGE_LOOPFILTER mmx, h, 6, 8, 0
MBEDGE_LOOPFILTER mmxext, v, 6, 8, 0
MBEDGE_LOOPFILTER mmxext, h, 6, 8, 0
INIT_XMM
MBEDGE_LOOPFILTER sse2, v, 5, 16, 16
%ifdef m8
MBEDGE_LOOPFILTER sse2, h, 5, 16, 16
%else
MBEDGE_LOOPFILTER sse2, h, 6, 16, 16
%endif
MBEDGE_LOOPFILTER sse2, v, 6, 8, 16
MBEDGE_LOOPFILTER sse2, h, 6, 8, 16
MBEDGE_LOOPFILTER ssse3, v, 5, 16, 16
%ifdef m8
MBEDGE_LOOPFILTER ssse3, h, 5, 16, 16
%else
MBEDGE_LOOPFILTER ssse3, h, 6, 16, 16
%endif
MBEDGE_LOOPFILTER ssse3, v, 6, 8, 16
MBEDGE_LOOPFILTER ssse3, h, 6, 8, 16
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