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looprestoration.asm
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; Copyright © 2018, VideoLAN and dav1d authors
; Copyright © 2018, Two Orioles, LLC
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are met:
;
; 1. Redistributions of source code must retain the above copyright notice, this
; list of conditions and the following disclaimer.
;
; 2. Redistributions in binary form must reproduce the above copyright notice,
; this list of conditions and the following disclaimer in the documentation
; and/or other materials provided with the distribution.
;
; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
; ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
%include "config.asm"
%include "ext/x86/x86inc.asm"
%if ARCH_X86_64
SECTION_RODATA 32
wiener_l_shuf: db 4, 4, 4, 4, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
pb_0to31: db 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
db 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
wiener_shufA: db 1, 7, 2, 8, 3, 9, 4, 10, 5, 11, 6, 12, 7, 13, 8, 14
wiener_shufB: db 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10
wiener_shufC: db 6, 5, 7, 6, 8, 7, 9, 8, 10, 9, 11, 10, 12, 11, 13, 12
sgr_r_ext: times 16 db 1
times 16 db 9
; dword version of dav1d_sgr_x_by_x[] for use with gathers, wastes a bit of
; cache but eliminates some shifts in the inner sgr loop which is overall a win
sgr_x_by_x: dd 255,128, 85, 64, 51, 43, 37, 32, 28, 26, 23, 21, 20, 18, 17, 16
dd 15, 14, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 8, 8
dd 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5
dd 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4
dd 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3
dd 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3
dd 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
dd 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
dd 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
dd 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
dd 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1
dd 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
dd 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
dd 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
dd 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
dd 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0
sgr_l_shuf: db 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11
sgr_shuf: db 1, -1, 2, -1, 3, -1, 4, -1, 5, -1, 6, -1, 7, -1, 8, -1
db 9, -1, 10, -1, 11, -1, 12, -1
pb_3: times 4 db 3
pb_m5: times 4 db -5
pw_16: times 2 dw 16
pw_256: times 2 dw 256
pw_2056: times 2 dw 2056
pw_m16380: times 2 dw -16380
pw_5_6: dw 5, 6
pd_25: dd 25
pd_34816: dd 34816
pd_m4096: dd -4096
pd_0xf00801c7: dd 0xf00801c7
pd_0xf00800a4: dd 0xf00800a4
SECTION .text
%macro REPX 2-*
%xdefine %%f(x) %1
%rep %0 - 1
%rotate 1
%%f(%1)
%endrep
%endmacro
DECLARE_REG_TMP 4, 9, 7, 11, 12, 13, 14 ; ring buffer pointers
INIT_YMM avx2
cglobal wiener_filter7_8bpc, 5, 15, 16, -384*12-16, dst, dst_stride, left, lpf, \
lpf_stride, w, edge, flt, h
mov fltq, fltmp
mov edged, r8m
mov wd, wm
mov hd, r6m
vbroadcasti128 m6, [wiener_shufA]
vpbroadcastb m11, [fltq+ 0] ; x0 x0
vbroadcasti128 m7, [wiener_shufB]
vpbroadcastd m12, [fltq+ 2]
vbroadcasti128 m8, [wiener_shufC]
packsswb m12, m12 ; x1 x2
vpbroadcastw m13, [fltq+ 6] ; x3
vbroadcasti128 m9, [sgr_shuf+6]
add lpfq, wq
vpbroadcastd m10, [pw_m16380]
lea t1, [rsp+wq*2+16]
vpbroadcastd m14, [fltq+16] ; y0 y1
add dstq, wq
vpbroadcastd m15, [fltq+20] ; y2 y3
neg wq
test edgeb, 4 ; LR_HAVE_TOP
jz .no_top
call .h_top
add lpfq, lpf_strideq
mov t6, t1
mov t5, t1
add t1, 384*2
call .h_top
lea r7, [lpfq+lpf_strideq*4]
mov lpfq, dstq
mov t4, t1
add t1, 384*2
mov [rsp+8*1], lpf_strideq
add r7, lpf_strideq
mov [rsp+8*0], r7 ; below
call .h
mov t3, t1
mov t2, t1
dec hd
jz .v1
add lpfq, dst_strideq
add t1, 384*2
call .h
mov t2, t1
dec hd
jz .v2
add lpfq, dst_strideq
add t1, 384*2
call .h
dec hd
jz .v3
.main:
lea t0, [t1+384*2]
.main_loop:
call .hv
dec hd
jnz .main_loop
test edgeb, 8 ; LR_HAVE_BOTTOM
jz .v3
mov lpfq, [rsp+8*0]
call .hv_bottom
add lpfq, [rsp+8*1]
call .hv_bottom
.v1:
call .v
RET
.no_top:
lea r7, [lpfq+lpf_strideq*4]
mov lpfq, dstq
mov [rsp+8*1], lpf_strideq
lea r7, [r7+lpf_strideq*2]
mov [rsp+8*0], r7
call .h
mov t6, t1
mov t5, t1
mov t4, t1
mov t3, t1
mov t2, t1
dec hd
jz .v1
add lpfq, dst_strideq
add t1, 384*2
call .h
mov t2, t1
dec hd
jz .v2
add lpfq, dst_strideq
add t1, 384*2
call .h
dec hd
jz .v3
lea t0, [t1+384*2]
call .hv
dec hd
jz .v3
add t0, 384*8
call .hv
dec hd
jnz .main
.v3:
call .v
.v2:
call .v
jmp .v1
.extend_right:
movd xm2, r10d
vpbroadcastd m0, [pb_3]
vpbroadcastd m1, [pb_m5]
vpbroadcastb m2, xm2
movu m3, [pb_0to31]
psubb m0, m2
psubb m1, m2
pminub m0, m3
pminub m1, m3
pshufb m4, m0
pshufb m5, m1
ret
.h:
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .h_extend_left
movd xm4, [leftq]
vpblendd m4, [lpfq+r10-4], 0xfe
add leftq, 4
jmp .h_main
.h_extend_left:
vbroadcasti128 m5, [lpfq+r10] ; avoid accessing memory located
mova m4, [lpfq+r10] ; before the start of the buffer
palignr m4, m5, 12
pshufb m4, [wiener_l_shuf]
jmp .h_main
.h_top:
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .h_extend_left
.h_loop:
movu m4, [lpfq+r10-4]
.h_main:
movu m5, [lpfq+r10+4]
test edgeb, 2 ; LR_HAVE_RIGHT
jnz .h_have_right
cmp r10d, -34
jl .h_have_right
call .extend_right
.h_have_right:
pshufb m0, m4, m6
pmaddubsw m0, m11
pshufb m1, m5, m6
pmaddubsw m1, m11
pshufb m2, m4, m7
pmaddubsw m2, m12
pshufb m3, m5, m7
pmaddubsw m3, m12
paddw m0, m2
pshufb m2, m4, m8
pmaddubsw m2, m12
paddw m1, m3
pshufb m3, m5, m8
pmaddubsw m3, m12
pshufb m4, m9
paddw m0, m2
pmullw m2, m4, m13
pshufb m5, m9
paddw m1, m3
pmullw m3, m5, m13
psllw m4, 7
psllw m5, 7
paddw m4, m10
paddw m5, m10
paddw m0, m2
vpbroadcastd m2, [pw_2056]
paddw m1, m3
paddsw m0, m4
paddsw m1, m5
psraw m0, 3
psraw m1, 3
paddw m0, m2
paddw m1, m2
mova [t1+r10*2+ 0], m0
mova [t1+r10*2+32], m1
add r10, 32
jl .h_loop
ret
ALIGN function_align
.hv:
add lpfq, dst_strideq
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .hv_extend_left
movd xm4, [leftq]
vpblendd m4, [lpfq+r10-4], 0xfe
add leftq, 4
jmp .hv_main
.hv_extend_left:
movu m4, [lpfq+r10-4]
pshufb m4, [wiener_l_shuf]
jmp .hv_main
.hv_bottom:
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .hv_extend_left
.hv_loop:
movu m4, [lpfq+r10-4]
.hv_main:
movu m5, [lpfq+r10+4]
test edgeb, 2 ; LR_HAVE_RIGHT
jnz .hv_have_right
cmp r10d, -34
jl .hv_have_right
call .extend_right
.hv_have_right:
pshufb m0, m4, m6
pmaddubsw m0, m11
pshufb m1, m5, m6
pmaddubsw m1, m11
pshufb m2, m4, m7
pmaddubsw m2, m12
pshufb m3, m5, m7
pmaddubsw m3, m12
paddw m0, m2
pshufb m2, m4, m8
pmaddubsw m2, m12
paddw m1, m3
pshufb m3, m5, m8
pmaddubsw m3, m12
pshufb m4, m9
paddw m0, m2
pmullw m2, m4, m13
pshufb m5, m9
paddw m1, m3
pmullw m3, m5, m13
psllw m4, 7
psllw m5, 7
paddw m4, m10
paddw m5, m10
paddw m0, m2
paddw m1, m3
mova m2, [t4+r10*2]
paddw m2, [t2+r10*2]
mova m3, [t3+r10*2]
paddsw m0, m4
vpbroadcastd m4, [pw_2056]
paddsw m1, m5
mova m5, [t5+r10*2]
paddw m5, [t1+r10*2]
psraw m0, 3
psraw m1, 3
paddw m0, m4
paddw m1, m4
paddw m4, m0, [t6+r10*2]
mova [t0+r10*2], m0
punpcklwd m0, m2, m3
pmaddwd m0, m15
punpckhwd m2, m3
pmaddwd m2, m15
punpcklwd m3, m4, m5
pmaddwd m3, m14
punpckhwd m4, m5
pmaddwd m4, m14
paddd m0, m3
paddd m4, m2
mova m2, [t4+r10*2+32]
paddw m2, [t2+r10*2+32]
mova m3, [t3+r10*2+32]
mova m5, [t5+r10*2+32]
paddw m5, [t1+r10*2+32]
psrad m0, 11
psrad m4, 11
packssdw m0, m4
paddw m4, m1, [t6+r10*2+32]
mova [t0+r10*2+32], m1
punpcklwd m1, m2, m3
pmaddwd m1, m15
punpckhwd m2, m3
pmaddwd m2, m15
punpcklwd m3, m4, m5
pmaddwd m3, m14
punpckhwd m4, m5
pmaddwd m4, m14
paddd m1, m3
paddd m2, m4
psrad m1, 11
psrad m2, 11
packssdw m1, m2
packuswb m0, m1
mova [dstq+r10], m0
add r10, 32
jl .hv_loop
mov t6, t5
mov t5, t4
mov t4, t3
mov t3, t2
mov t2, t1
mov t1, t0
mov t0, t6
add dstq, dst_strideq
ret
.v:
mov r10, wq
.v_loop:
mova m2, [t4+r10*2+ 0]
paddw m2, [t2+r10*2+ 0]
mova m4, [t3+r10*2+ 0]
mova m6, [t1+r10*2+ 0]
paddw m8, m6, [t6+r10*2+ 0]
paddw m6, [t5+r10*2+ 0]
mova m3, [t4+r10*2+32]
paddw m3, [t2+r10*2+32]
mova m5, [t3+r10*2+32]
mova m7, [t1+r10*2+32]
paddw m9, m7, [t6+r10*2+32]
paddw m7, [t5+r10*2+32]
punpcklwd m0, m2, m4
pmaddwd m0, m15
punpckhwd m2, m4
pmaddwd m2, m15
punpcklwd m4, m8, m6
pmaddwd m4, m14
punpckhwd m6, m8, m6
pmaddwd m6, m14
punpcklwd m1, m3, m5
pmaddwd m1, m15
punpckhwd m3, m5
pmaddwd m3, m15
punpcklwd m5, m9, m7
pmaddwd m5, m14
punpckhwd m7, m9, m7
pmaddwd m7, m14
paddd m0, m4
paddd m2, m6
paddd m1, m5
paddd m3, m7
REPX {psrad x, 11}, m0, m2, m1, m3
packssdw m0, m2
packssdw m1, m3
packuswb m0, m1
mova [dstq+r10], m0
add r10, 32
jl .v_loop
mov t6, t5
mov t5, t4
mov t4, t3
mov t3, t2
mov t2, t1
add dstq, dst_strideq
ret
cglobal wiener_filter5_8bpc, 5, 13, 16, 384*8+16, dst, dst_stride, left, lpf, \
lpf_stride, w, edge, flt, h
mov fltq, fltmp
mov edged, r8m
mov wd, wm
mov hd, r6m
vbroadcasti128 m6, [wiener_shufB]
vpbroadcastd m12, [fltq+ 2]
vbroadcasti128 m7, [wiener_shufC]
packsswb m12, m12 ; x1 x2
vpbroadcastw m13, [fltq+ 6] ; x3
vbroadcasti128 m8, [sgr_shuf+6]
add lpfq, wq
vpbroadcastd m9, [pw_m16380]
vpbroadcastd m10, [pw_2056]
lea t1, [rsp+wq*2+16]
mova m11, [wiener_l_shuf]
vpbroadcastd m14, [fltq+16] ; __ y1
add dstq, wq
vpbroadcastd m15, [fltq+20] ; y2 y3
neg wq
test edgeb, 4 ; LR_HAVE_TOP
jz .no_top
call .h_top
add lpfq, lpf_strideq
mov t4, t1
add t1, 384*2
call .h_top
lea r7, [lpfq+lpf_strideq*4]
mov lpfq, dstq
mov t3, t1
add t1, 384*2
mov [rsp+8*1], lpf_strideq
add r7, lpf_strideq
mov [rsp+8*0], r7 ; below
call .h
mov t2, t1
dec hd
jz .v1
add lpfq, dst_strideq
add t1, 384*2
call .h
dec hd
jz .v2
.main:
mov t0, t4
.main_loop:
call .hv
dec hd
jnz .main_loop
test edgeb, 8 ; LR_HAVE_BOTTOM
jz .v2
mov lpfq, [rsp+8*0]
call .hv_bottom
add lpfq, [rsp+8*1]
call .hv_bottom
.end:
RET
.no_top:
lea r7, [lpfq+lpf_strideq*4]
mov lpfq, dstq
mov [rsp+8*1], lpf_strideq
lea r7, [r7+lpf_strideq*2]
mov [rsp+8*0], r7
call .h
mov t4, t1
mov t3, t1
mov t2, t1
dec hd
jz .v1
add lpfq, dst_strideq
add t1, 384*2
call .h
dec hd
jz .v2
lea t0, [t1+384*2]
call .hv
dec hd
jz .v2
add t0, 384*6
call .hv
dec hd
jnz .main
.v2:
call .v
mov t4, t3
mov t3, t2
mov t2, t1
add dstq, dst_strideq
.v1:
call .v
jmp .end
.h:
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .h_extend_left
movd xm4, [leftq]
vpblendd m4, [lpfq+r10-4], 0xfe
add leftq, 4
jmp .h_main
.h_extend_left:
vbroadcasti128 m5, [lpfq+r10] ; avoid accessing memory located
mova m4, [lpfq+r10] ; before the start of the buffer
palignr m4, m5, 12
pshufb m4, m11
jmp .h_main
.h_top:
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .h_extend_left
.h_loop:
movu m4, [lpfq+r10-4]
.h_main:
movu m5, [lpfq+r10+4]
test edgeb, 2 ; LR_HAVE_RIGHT
jnz .h_have_right
cmp r10d, -33
jl .h_have_right
call mangle(private_prefix %+ _wiener_filter7_8bpc_avx2).extend_right
.h_have_right:
pshufb m0, m4, m6
pmaddubsw m0, m12
pshufb m1, m5, m6
pmaddubsw m1, m12
pshufb m2, m4, m7
pmaddubsw m2, m12
pshufb m3, m5, m7
pmaddubsw m3, m12
pshufb m4, m8
paddw m0, m2
pmullw m2, m4, m13
pshufb m5, m8
paddw m1, m3
pmullw m3, m5, m13
psllw m4, 7
psllw m5, 7
paddw m4, m9
paddw m5, m9
paddw m0, m2
paddw m1, m3
paddsw m0, m4
paddsw m1, m5
psraw m0, 3
psraw m1, 3
paddw m0, m10
paddw m1, m10
mova [t1+r10*2+ 0], m0
mova [t1+r10*2+32], m1
add r10, 32
jl .h_loop
ret
ALIGN function_align
.hv:
add lpfq, dst_strideq
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .hv_extend_left
movd xm4, [leftq]
vpblendd m4, [lpfq+r10-4], 0xfe
add leftq, 4
jmp .hv_main
.hv_extend_left:
movu m4, [lpfq+r10-4]
pshufb m4, m11
jmp .hv_main
.hv_bottom:
mov r10, wq
test edgeb, 1 ; LR_HAVE_LEFT
jz .hv_extend_left
.hv_loop:
movu m4, [lpfq+r10-4]
.hv_main:
movu m5, [lpfq+r10+4]
test edgeb, 2 ; LR_HAVE_RIGHT
jnz .hv_have_right
cmp r10d, -33
jl .hv_have_right
call mangle(private_prefix %+ _wiener_filter7_8bpc_avx2).extend_right
.hv_have_right:
pshufb m0, m4, m6
pmaddubsw m0, m12
pshufb m1, m5, m6
pmaddubsw m1, m12
pshufb m2, m4, m7
pmaddubsw m2, m12
pshufb m3, m5, m7
pmaddubsw m3, m12
pshufb m4, m8
paddw m0, m2
pmullw m2, m4, m13
pshufb m5, m8
paddw m1, m3
pmullw m3, m5, m13
psllw m4, 7
psllw m5, 7
paddw m4, m9
paddw m5, m9
paddw m0, m2
paddw m1, m3
mova m2, [t3+r10*2]
paddw m2, [t1+r10*2]
mova m3, [t2+r10*2]
paddsw m0, m4
paddsw m1, m5
psraw m0, 3
psraw m1, 3
paddw m0, m10
paddw m1, m10
paddw m4, m0, [t4+r10*2]
mova [t0+r10*2], m0
punpcklwd m0, m2, m3
pmaddwd m0, m15
punpckhwd m2, m3
pmaddwd m2, m15
punpcklwd m3, m4, m4
pmaddwd m3, m14
punpckhwd m4, m4
pmaddwd m4, m14
paddd m0, m3
paddd m4, m2
mova m2, [t3+r10*2+32]
paddw m2, [t1+r10*2+32]
mova m3, [t2+r10*2+32]
psrad m0, 11
psrad m4, 11
packssdw m0, m4
paddw m4, m1, [t4+r10*2+32]
mova [t0+r10*2+32], m1
punpcklwd m1, m2, m3
pmaddwd m1, m15
punpckhwd m2, m3
pmaddwd m2, m15
punpcklwd m3, m4, m4
pmaddwd m3, m14
punpckhwd m4, m4
pmaddwd m4, m14
paddd m1, m3
paddd m2, m4
psrad m1, 11
psrad m2, 11
packssdw m1, m2
packuswb m0, m1
mova [dstq+r10], m0
add r10, 32
jl .hv_loop
mov t4, t3
mov t3, t2
mov t2, t1
mov t1, t0
mov t0, t4
add dstq, dst_strideq
ret
.v:
mov r10, wq
psrld m13, m14, 16 ; y1 __
.v_loop:
mova m6, [t1+r10*2+ 0]
paddw m2, m6, [t3+r10*2+ 0]
mova m4, [t2+r10*2+ 0]
mova m7, [t1+r10*2+32]
paddw m3, m7, [t3+r10*2+32]
mova m5, [t2+r10*2+32]
paddw m6, [t4+r10*2+ 0]
paddw m7, [t4+r10*2+32]
punpcklwd m0, m2, m4
pmaddwd m0, m15
punpckhwd m2, m4
pmaddwd m2, m15
punpcklwd m1, m3, m5
pmaddwd m1, m15
punpckhwd m3, m5
pmaddwd m3, m15
punpcklwd m5, m7, m6
pmaddwd m4, m5, m14
punpckhwd m7, m6
pmaddwd m6, m7, m14
pmaddwd m5, m13
pmaddwd m7, m13
paddd m0, m4
paddd m2, m6
paddd m1, m5
paddd m3, m7
REPX {psrad x, 11}, m0, m2, m1, m3
packssdw m0, m2
packssdw m1, m3
packuswb m0, m1
mova [dstq+r10], m0
add r10, 32
jl .v_loop
ret
cglobal sgr_filter_5x5_8bpc, 5, 13, 16, 400*24+16, dst, dst_stride, left, lpf, \
lpf_stride, w, edge, params, h
%define base r12-sgr_x_by_x-256*4
lea r12, [sgr_x_by_x+256*4]
mov paramsq, paramsmp
mov wd, wm
mov edged, r8m
mov hd, r6m
vbroadcasti128 m8, [base+sgr_shuf+0]
add lpfq, wq
vbroadcasti128 m9, [base+sgr_shuf+8]
lea t1, [rsp+wq*2+20]
vbroadcasti128 m10, [base+sgr_shuf+2]
add dstq, wq
vbroadcasti128 m11, [base+sgr_shuf+6]
lea t3, [rsp+wq*4+16+400*12]
vpbroadcastd m12, [paramsq+0] ; s0
neg wq
vpbroadcastd m13, [base+pd_0xf00800a4]
pxor m6, m6
vpbroadcastw m7, [paramsq+8] ; w0
vpbroadcastd m14, [base+pd_34816] ; (1 << 11) + (1 << 15)
psllw m7, 4
vpbroadcastd m15, [base+pd_m4096]
lea r10, [lpfq+lpf_strideq*4]
mov [rsp+8*1], lpf_strideq
add r10, lpf_strideq
mov [rsp+8*0], r10 ; below
test edgeb, 4 ; LR_HAVE_TOP
jz .no_top
call .h_top
add lpfq, lpf_strideq
mov t2, t1
call .top_fixup
add t1, 400*6
call .h_top
lea r10, [lpfq+lpf_strideq*4]
mov lpfq, dstq
mov [rsp+8*1], lpf_strideq
add r10, lpf_strideq
mov [rsp+8*0], r10 ; below
mov t0, t2
dec hd
jz .height1
or edged, 16
call .h
.main:
add lpfq, dst_strideq
call .hv
call .prep_n
sub hd, 2
jl .extend_bottom
.main_loop:
add lpfq, dst_strideq
test hd, hd
jz .odd_height
call .h
add lpfq, dst_strideq
call .hv
call .n0
call .n1
sub hd, 2
jge .main_loop
test edgeb, 8 ; LR_HAVE_BOTTOM
jz .extend_bottom
mov lpfq, [rsp+8*0]
call .h_top
add lpfq, [rsp+8*1]
call .hv_bottom
.end:
call .n0
call .n1
.end2:
RET
.height1:
call .hv
call .prep_n
jmp .odd_height_end
.odd_height:
call .hv
call .n0
call .n1
.odd_height_end:
call .v
call .n0
jmp .end2
.extend_bottom:
call .v
jmp .end
.no_top:
lea r10, [lpfq+lpf_strideq*4]
mov lpfq, dstq
mov [rsp+8*1], lpf_strideq
lea r10, [r10+lpf_strideq*2]
mov [rsp+8*0], r10
call .h
lea t2, [t1+400*6]
call .top_fixup
dec hd
jz .no_top_height1
or edged, 16
mov t0, t1
mov t1, t2
jmp .main
.no_top_height1:
call .v
call .prep_n
jmp .odd_height_end
.extend_right:
movd xm2, r10d
mova m0, [sgr_r_ext]
vpbroadcastb m2, xm2
psubb m0, m2
pminub m0, [pb_0to31]
pshufb m5, m0
ret
.h: ; horizontal boxsum
lea r10, [wq-2]
test edgeb, 1 ; LR_HAVE_LEFT
jz .h_extend_left
vpbroadcastd xm0, [leftq]
mova xm5, [lpfq+wq]
palignr xm5, xm0, 12
add leftq, 4
jmp .h_main
.h_extend_left:
mova xm5, [lpfq+wq]
pshufb xm5, [base+sgr_l_shuf]
jmp .h_main
.h_top:
lea r10, [wq-2]
test edgeb, 1 ; LR_HAVE_LEFT
jz .h_extend_left
.h_loop:
movu xm5, [lpfq+r10-2]
.h_main:
vinserti128 m5, [lpfq+r10+6], 1
test edgeb, 2 ; LR_HAVE_RIGHT
jnz .h_have_right
cmp r10d, -18
jl .h_have_right
call .extend_right
.h_have_right:
pshufb m3, m5, m8
pmullw m4, m3, m3
pshufb m2, m5, m9
paddw m0, m3, m2
shufps m3, m2, q2121
paddw m0, m3
punpcklwd m1, m2, m3
pmaddwd m1, m1
punpckhwd m2, m3
pmaddwd m2, m2
punpcklwd m3, m4, m6
paddd m1, m3
punpckhwd m4, m6
paddd m2, m4
pshufb m4, m5, m10
paddw m0, m4
pshufb m5, m11
paddw m0, m5 ; sum
punpcklwd m3, m4, m5
pmaddwd m3, m3
punpckhwd m4, m5
pmaddwd m4, m4
test edgeb, 16 ; y > 0
jz .h_loop_end
paddw m0, [t1+r10*2+400*0]
paddd m1, [t1+r10*2+400*2]
paddd m2, [t1+r10*2+400*4]
.h_loop_end:
paddd m1, m3 ; sumsq
paddd m2, m4
mova [t1+r10*2+400*0], m0
mova [t1+r10*2+400*2], m1
mova [t1+r10*2+400*4], m2
add r10, 16
jl .h_loop
ret
.top_fixup:
lea r10, [wq-2]
.top_fixup_loop: ; the sums of the first row needs to be doubled
mova m0, [t1+r10*2+400*0]
mova m1, [t1+r10*2+400*2]
mova m2, [t1+r10*2+400*4]
paddw m0, m0
paddd m1, m1
paddd m2, m2
mova [t2+r10*2+400*0], m0
mova [t2+r10*2+400*2], m1
mova [t2+r10*2+400*4], m2
add r10, 16
jl .top_fixup_loop
ret
ALIGN function_align
.hv: ; horizontal boxsum + vertical boxsum + ab
lea r10, [wq-2]
test edgeb, 1 ; LR_HAVE_LEFT
jz .hv_extend_left
vpbroadcastd xm0, [leftq]
mova xm5, [lpfq+wq]
palignr xm5, xm0, 12
add leftq, 4
jmp .hv_main
.hv_extend_left:
mova xm5, [lpfq+wq]
pshufb xm5, [base+sgr_l_shuf]
jmp .hv_main
.hv_bottom:
lea r10, [wq-2]
test edgeb, 1 ; LR_HAVE_LEFT
jz .hv_extend_left
.hv_loop:
movu xm5, [lpfq+r10-2]
.hv_main:
vinserti128 m5, [lpfq+r10+6], 1
test edgeb, 2 ; LR_HAVE_RIGHT
jnz .hv_have_right
cmp r10d, -18
jl .hv_have_right
call .extend_right
.hv_have_right:
pshufb m1, m5, m8
pmullw m4, m1, m1
pshufb m3, m5, m9
paddw m0, m1, m3
shufps m1, m3, q2121
paddw m0, m1
punpcklwd m2, m3, m1
pmaddwd m2, m2
punpckhwd m3, m1
pmaddwd m3, m3
punpcklwd m1, m4, m6
paddd m2, m1
punpckhwd m4, m6
paddd m3, m4
pshufb m1, m5, m10
paddw m0, m1
pshufb m5, m11
paddw m0, m5 ; h sum
punpcklwd m4, m5, m1
pmaddwd m4, m4
punpckhwd m5, m1
pmaddwd m5, m5
paddw m1, m0, [t1+r10*2+400*0]
paddd m2, m4 ; h sumsq
paddd m3, m5
paddd m4, m2, [t1+r10*2+400*2]
paddd m5, m3, [t1+r10*2+400*4]
test hd, hd
jz .hv_last_row
.hv_main2:
paddw m1, [t2+r10*2+400*0] ; hv sum
paddd m4, [t2+r10*2+400*2] ; hv sumsq
paddd m5, [t2+r10*2+400*4]
mova [t0+r10*2+400*0], m0
mova [t0+r10*2+400*2], m2
mova [t0+r10*2+400*4], m3
vpbroadcastd m2, [pd_25]
punpcklwd m0, m1, m6 ; b
punpckhwd m1, m6
pmulld m4, m2 ; a * 25
pmulld m5, m2
pmaddwd m2, m0, m0 ; b * b
pmaddwd m3, m1, m1
psubd m4, m2 ; p
psubd m5, m3
pmulld m4, m12 ; p * s
pmulld m5, m12
pmaddwd m0, m13 ; b * 164
pmaddwd m1, m13