ref: c45f6b379d98c3b32dfa7abda74434978aa94094
dir: /src/x86/mc_ssse3.asm/
; Copyright © 2018, VideoLAN and dav1d authors
; Copyright © 2018, Two Orioles, LLC
; Copyright © 2018, VideoLabs
; 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"
SECTION_RODATA 16
; dav1d_obmc_masks[] with 64-x interleaved
obmc_masks: db 0, 0, 0, 0
; 2 @4
db 45, 19, 64, 0
; 4 @8
db 39, 25, 50, 14, 59, 5, 64, 0
; 8 @16
db 36, 28, 42, 22, 48, 16, 53, 11, 57, 7, 61, 3, 64, 0, 64, 0
; 16 @32
db 34, 30, 37, 27, 40, 24, 43, 21, 46, 18, 49, 15, 52, 12, 54, 10
db 56, 8, 58, 6, 60, 4, 61, 3, 64, 0, 64, 0, 64, 0, 64, 0
; 32 @64
db 33, 31, 35, 29, 36, 28, 38, 26, 40, 24, 41, 23, 43, 21, 44, 20
db 45, 19, 47, 17, 48, 16, 50, 14, 51, 13, 52, 12, 53, 11, 55, 9
db 56, 8, 57, 7, 58, 6, 59, 5, 60, 4, 60, 4, 61, 3, 62, 2
db 64, 0, 64, 0, 64, 0, 64, 0, 64, 0, 64, 0, 64, 0, 64, 0
bilin_h_shuf4: db 1, 0, 2, 1, 3, 2, 4, 3, 9, 8, 10, 9, 11, 10, 12, 11
bilin_h_shuf8: db 1, 0, 2, 1, 3, 2, 4, 3, 5, 4, 6, 5, 7, 6, 8, 7
blend_shuf: db 0, 1, 0, 1, 0, 1, 0, 1, 2, 3, 2, 3, 2, 3, 2, 3
pb_64: times 16 db 64
pw_512: times 8 dw 512
pw_1024: times 8 dw 1024
pw_2048: times 8 dw 2048
pw_6903: times 8 dw 6903
pw_258: times 2 dw 258
%macro BIDIR_JMP_TABLE 1-*
;evaluated at definition time (in loop below)
%xdefine %1_table (%%table - 2*%2)
%xdefine %%base %1_table
%xdefine %%prefix mangle(private_prefix %+ _%1)
; dynamically generated label
%%table:
%rep %0 - 1 ; repeat for num args
dd %%prefix %+ .w%2 - %%base
%rotate 1
%endrep
%endmacro
BIDIR_JMP_TABLE avg_ssse3, 4, 8, 16, 32, 64, 128
BIDIR_JMP_TABLE w_avg_ssse3, 4, 8, 16, 32, 64, 128
BIDIR_JMP_TABLE mask_ssse3, 4, 8, 16, 32, 64, 128
BIDIR_JMP_TABLE w_mask_420_ssse3, 4, 8, 16, 16, 16, 16
BIDIR_JMP_TABLE blend_ssse3, 4, 8, 16, 32
BIDIR_JMP_TABLE blend_v_ssse3, 2, 4, 8, 16, 32
BIDIR_JMP_TABLE blend_h_ssse3, 2, 4, 8, 16, 16, 16, 16
%macro BASE_JMP_TABLE 3-*
%xdefine %1_%2_table (%%table - %3)
%xdefine %%base %1_%2
%%table:
%rep %0 - 2
dw %%base %+ _w%3 - %%base
%rotate 1
%endrep
%endmacro
%xdefine put_ssse3 mangle(private_prefix %+ _put_bilin_ssse3.put)
BASE_JMP_TABLE put, ssse3, 2, 4, 8, 16, 32, 64, 128
%macro HV_JMP_TABLE 5-*
%xdefine %%prefix mangle(private_prefix %+ _%1_%2_%3)
%xdefine %%base %1_%3
%assign %%types %4
%if %%types & 1
%xdefine %1_%2_h_%3_table (%%h - %5)
%%h:
%rep %0 - 4
dw %%prefix %+ .h_w%5 - %%base
%rotate 1
%endrep
%rotate 4
%endif
%if %%types & 2
%xdefine %1_%2_v_%3_table (%%v - %5)
%%v:
%rep %0 - 4
dw %%prefix %+ .v_w%5 - %%base
%rotate 1
%endrep
%rotate 4
%endif
%if %%types & 4
%xdefine %1_%2_hv_%3_table (%%hv - %5)
%%hv:
%rep %0 - 4
dw %%prefix %+ .hv_w%5 - %%base
%rotate 1
%endrep
%endif
%endmacro
HV_JMP_TABLE put, bilin, ssse3, 7, 2, 4, 8, 16, 32, 64, 128
%define table_offset(type, fn) type %+ fn %+ SUFFIX %+ _table - type %+ SUFFIX
SECTION .text
INIT_XMM ssse3
%if ARCH_X86_32
DECLARE_REG_TMP 1
cglobal put_bilin, 4, 8, 0, dst, ds, src, ss, w, h, mxy, bak
%define base t0-put_ssse3
%else
DECLARE_REG_TMP 7
%define base 0
cglobal put_bilin, 4, 8, 0, dst, ds, src, ss, w, h, mxy
%endif
;
%macro RESTORE_DSQ_32 1
%if ARCH_X86_32
mov %1, dsm ; restore dsq
%endif
%endmacro
;
movifnidn mxyd, r6m ; mx
LEA t0, put_ssse3
tzcnt wd, wm
mov hd, hm
test mxyd, mxyd
jnz .h
mov mxyd, r7m ; my
test mxyd, mxyd
jnz .v
.put:
movzx wd, word [t0+wq*2+table_offset(put,)]
add wq, t0
lea r6, [ssq*3]
RESTORE_DSQ_32 t0
jmp wq
.put_w2:
movzx r4d, word [srcq+ssq*0]
movzx r6d, word [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
mov [dstq+dsq*0], r4w
mov [dstq+dsq*1], r6w
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .put_w2
RET
.put_w4:
mov r4d, [srcq+ssq*0]
mov r6d, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
mov [dstq+dsq*0], r4d
mov [dstq+dsq*1], r6d
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .put_w4
RET
.put_w8:
movq m0, [srcq+ssq*0]
movq m1, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
movq [dstq+dsq*0], m0
movq [dstq+dsq*1], m1
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .put_w8
RET
.put_w16:
lea r4, [dsq*3]
.put_w16_in:
movu m0, [srcq+ssq*0]
movu m1, [srcq+ssq*1]
movu m2, [srcq+ssq*2]
movu m3, [srcq+r6 ]
lea srcq, [srcq+ssq*4]
mova [dstq+dsq*0], m0
mova [dstq+dsq*1], m1
mova [dstq+dsq*2], m2
mova [dstq+r4 ], m3
lea dstq, [dstq+dsq*4]
sub hd, 4
jg .put_w16_in
RET
.put_w32:
movu m0, [srcq+ssq*0+16*0]
movu m1, [srcq+ssq*0+16*1]
movu m2, [srcq+ssq*1+16*0]
movu m3, [srcq+ssq*1+16*1]
lea srcq, [srcq+ssq*2]
mova [dstq+dsq*0+16*0], m0
mova [dstq+dsq*0+16*1], m1
mova [dstq+dsq*1+16*0], m2
mova [dstq+dsq*1+16*1], m3
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .put_w32
RET
.put_w64:
movu m0, [srcq+16*0]
movu m1, [srcq+16*1]
movu m2, [srcq+16*2]
movu m3, [srcq+16*3]
add srcq, ssq
mova [dstq+16*0], m0
mova [dstq+16*1], m1
mova [dstq+16*2], m2
mova [dstq+16*3], m3
add dstq, dsq
dec hd
jg .put_w64
RET
.put_w128:
movu m0, [srcq+16*0]
movu m1, [srcq+16*1]
movu m2, [srcq+16*2]
movu m3, [srcq+16*3]
mova [dstq+16*0], m0
mova [dstq+16*1], m1
mova [dstq+16*2], m2
mova [dstq+16*3], m3
movu m0, [srcq+16*4]
movu m1, [srcq+16*5]
movu m2, [srcq+16*6]
movu m3, [srcq+16*7]
mova [dstq+16*4], m0
mova [dstq+16*5], m1
mova [dstq+16*6], m2
mova [dstq+16*7], m3
add srcq, ssq
add dstq, dsq
dec hd
jg .put_w128
RET
.h:
; (16 * src[x] + (mx * (src[x + 1] - src[x])) + 8) >> 4
; = ((16 - mx) * src[x] + mx * src[x + 1] + 8) >> 4
imul mxyd, 0xff01
mova m4, [base+bilin_h_shuf8]
mova m0, [base+bilin_h_shuf4]
add mxyd, 16 << 8
movd m5, mxyd
mov mxyd, r7m ; my
pshuflw m5, m5, q0000
punpcklqdq m5, m5
test mxyd, mxyd
jnz .hv
movzx wd, word [t0+wq*2+table_offset(put, _bilin_h)]
mova m3, [base+pw_2048]
add wq, t0
RESTORE_DSQ_32 t0
jmp wq
.h_w2:
pshufd m4, m4, q3120 ; m4 = {1, 0, 2, 1, 5, 4, 6, 5}
.h_w2_loop:
movd m0, [srcq+ssq*0]
movd m1, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
punpckldq m0, m1
pshufb m0, m4
pmaddubsw m0, m5
pmulhrsw m0, m3
packuswb m0, m0
movd r6d, m0
mov [dstq+dsq*0], r6w
shr r6d, 16
mov [dstq+dsq*1], r6w
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .h_w2_loop
RET
.h_w4:
movq m4, [srcq+ssq*0]
movhps m4, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
pshufb m4, m0
pmaddubsw m4, m5
pmulhrsw m4, m3
packuswb m4, m4
movd [dstq+dsq*0], m4
psrlq m4, 32
movd [dstq+dsq*1], m4
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .h_w4
RET
.h_w8:
movu m0, [srcq+ssq*0]
movu m1, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
pshufb m0, m4
pshufb m1, m4
pmaddubsw m0, m5
pmaddubsw m1, m5
pmulhrsw m0, m3
pmulhrsw m1, m3
packuswb m0, m1
movq [dstq+dsq*0], m0
movhps [dstq+dsq*1], m0
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .h_w8
RET
.h_w16:
movu m0, [srcq+8*0]
movu m1, [srcq+8*1]
add srcq, ssq
pshufb m0, m4
pshufb m1, m4
pmaddubsw m0, m5
pmaddubsw m1, m5
pmulhrsw m0, m3
pmulhrsw m1, m3
packuswb m0, m1
mova [dstq], m0
add dstq, dsq
dec hd
jg .h_w16
RET
.h_w32:
movu m0, [srcq+mmsize*0+8*0]
movu m1, [srcq+mmsize*0+8*1]
pshufb m0, m4
pshufb m1, m4
pmaddubsw m0, m5
pmaddubsw m1, m5
pmulhrsw m0, m3
pmulhrsw m1, m3
packuswb m0, m1
movu m1, [srcq+mmsize*1+8*0]
movu m2, [srcq+mmsize*1+8*1]
add srcq, ssq
pshufb m1, m4
pshufb m2, m4
pmaddubsw m1, m5
pmaddubsw m2, m5
pmulhrsw m1, m3
pmulhrsw m2, m3
packuswb m1, m2
mova [dstq+16*0], m0
mova [dstq+16*1], m1
add dstq, dsq
dec hd
jg .h_w32
RET
.h_w64:
mov r6, -16*3
.h_w64_loop:
movu m0, [srcq+r6+16*3+8*0]
movu m1, [srcq+r6+16*3+8*1]
pshufb m0, m4
pshufb m1, m4
pmaddubsw m0, m5
pmaddubsw m1, m5
pmulhrsw m0, m3
pmulhrsw m1, m3
packuswb m0, m1
mova [dstq+r6+16*3], m0
add r6, 16
jle .h_w64_loop
add srcq, ssq
add dstq, dsq
dec hd
jg .h_w64
RET
.h_w128:
mov r6, -16*7
.h_w128_loop:
movu m0, [srcq+r6+16*7+8*0]
movu m1, [srcq+r6+16*7+8*1]
pshufb m0, m4
pshufb m1, m4
pmaddubsw m0, m5
pmaddubsw m1, m5
pmulhrsw m0, m3
pmulhrsw m1, m3
packuswb m0, m1
mova [dstq+r6+16*7], m0
add r6, 16
jle .h_w128_loop
add srcq, ssq
add dstq, dsq
dec hd
jg .h_w128
RET
.v:
movzx wd, word [t0+wq*2+table_offset(put, _bilin_v)]
imul mxyd, 0xff01
mova m5, [base+pw_2048]
add mxyd, 16 << 8
add wq, t0
movd m4, mxyd
pshuflw m4, m4, q0000
punpcklqdq m4, m4
RESTORE_DSQ_32 t0
jmp wq
.v_w2:
movd m0, [srcq+ssq*0]
.v_w2_loop:
pinsrw m0, [srcq+ssq*1], 1 ; 0 1
lea srcq, [srcq+ssq*2]
pshuflw m2, m0, q2301
pinsrw m0, [srcq+ssq*0], 0 ; 2 1
punpcklbw m1, m0, m2
pmaddubsw m1, m4
pmulhrsw m1, m5
packuswb m1, m1
movd r6d, m1
mov [dstq+dsq*1], r6w
shr r6d, 16
mov [dstq+dsq*0], r6w
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .v_w2_loop
RET
.v_w4:
movd m0, [srcq+ssq*0]
.v_w4_loop:
movd m1, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
punpckldq m2, m0, m1 ; 0 1
movd m0, [srcq+ssq*0]
punpckldq m1, m0 ; 1 2
punpcklbw m1, m2
pmaddubsw m1, m4
pmulhrsw m1, m5
packuswb m1, m1
movd [dstq+dsq*0], m1
psrlq m1, 32
movd [dstq+dsq*1], m1
;
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .v_w4_loop
RET
.v_w8:
movq m0, [srcq+ssq*0]
.v_w8_loop:
movq m3, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
punpcklbw m1, m3, m0
movq m0, [srcq+ssq*0]
punpcklbw m2, m0, m3
pmaddubsw m1, m4
pmaddubsw m2, m4
pmulhrsw m1, m5
pmulhrsw m2, m5
packuswb m1, m2
movq [dstq+dsq*0], m1
movhps [dstq+dsq*1], m1
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .v_w8_loop
RET
;
%macro PUT_BILIN_V_W16 0
movu m0, [srcq+ssq*0]
%%loop:
movu m3, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
punpcklbw m1, m3, m0
punpckhbw m2, m3, m0
movu m0, [srcq+ssq*0]
pmaddubsw m1, m4
pmaddubsw m2, m4
pmulhrsw m1, m5
pmulhrsw m2, m5
packuswb m1, m2
mova [dstq+dsq*0], m1
punpcklbw m1, m0, m3
punpckhbw m2, m0, m3
pmaddubsw m1, m4
pmaddubsw m2, m4
pmulhrsw m1, m5
pmulhrsw m2, m5
packuswb m1, m2
mova [dstq+dsq*1], m1
lea dstq, [dstq+dsq*2]
sub hd, 2
jg %%loop
%endmacro
;
.v_w16:
PUT_BILIN_V_W16
RET
.v_w16gt:
mov r4, dstq
mov r6, srcq
.v_w16gt_loop:
%if ARCH_X86_32
mov bakm, t0q
RESTORE_DSQ_32 t0
PUT_BILIN_V_W16
mov t0q, bakm
%else
PUT_BILIN_V_W16
%endif
mov hw, t0w
add r4, mmsize
add r6, mmsize
mov dstq, r4
mov srcq, r6
sub t0d, 1<<16
jg .v_w16gt
RET
.v_w32:
lea t0d, [hq+(1<<16)]
jmp .v_w16gt
.v_w64:
lea t0d, [hq+(3<<16)]
jmp .v_w16gt
.v_w128:
lea t0d, [hq+(7<<16)]
jmp .v_w16gt
.hv:
; (16 * src[x] + (my * (src[x + src_stride] - src[x])) + 128) >> 8
; = (src[x] + ((my * (src[x + src_stride] - src[x])) >> 4) + 8) >> 4
movzx wd, word [t0+wq*2+table_offset(put, _bilin_hv)]
WIN64_SPILL_XMM 8
shl mxyd, 11 ; can't shift by 12 due to signed overflow
mova m7, [base+pw_2048]
movd m6, mxyd
add wq, t0
pshuflw m6, m6, q0000
punpcklqdq m6, m6
jmp wq
.hv_w2:
RESTORE_DSQ_32 t0
movd m0, [srcq+ssq*0]
pshufd m0, m0, q0000 ; src[x - src_stride]
pshufb m0, m4
pmaddubsw m0, m5
.hv_w2_loop:
movd m1, [srcq+ssq*1] ; src[x]
lea srcq, [srcq+ssq*2]
movhps m1, [srcq+ssq*0] ; src[x + src_stride]
pshufd m1, m1, q3120
pshufb m1, m4
pmaddubsw m1, m5 ; 1 _ 2 _
shufps m2, m0, m1, q1032 ; 0 _ 1 _
mova m0, m1
psubw m1, m2 ; src[x + src_stride] - src[x]
paddw m1, m1
pmulhw m1, m6 ; (my * (src[x + src_stride] - src[x])
paddw m1, m2 ; src[x] + (my * (src[x + src_stride] - src[x])
pmulhrsw m1, m7
packuswb m1, m1
%if ARCH_X86_64
movq r6, m1
%else
pshuflw m1, m1, q2020
movd r6d, m1
%endif
mov [dstq+dsq*0], r6w
shr r6, gprsize*4
mov [dstq+dsq*1], r6w
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .hv_w2_loop
RET
.hv_w4:
mova m4, [base+bilin_h_shuf4]
RESTORE_DSQ_32 t0
movddup xm0, [srcq+ssq*0]
pshufb m0, m4
pmaddubsw m0, m5
.hv_w4_loop:
movq m1, [srcq+ssq*1]
lea srcq, [srcq+ssq*2]
movhps m1, [srcq+ssq*0]
pshufb m1, m4
pmaddubsw m1, m5 ; 1 2
shufps m2, m0, m1, q1032 ; 0 1
mova m0, m1
psubw m1, m2
paddw m1, m1
pmulhw m1, m6
paddw m1, m2
pmulhrsw m1, m7
packuswb m1, m1
movd [dstq+dsq*0], m1
psrlq m1, 32
movd [dstq+dsq*1], m1
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .hv_w4_loop
RET
.hv_w8:
RESTORE_DSQ_32 t0
movu m0, [srcq+ssq*0+8*0]
pshufb m0, m4
pmaddubsw m0, m5
.hv_w8_loop:
movu m2, [srcq+ssq*1+8*0]
lea srcq, [srcq+ssq*2]
pshufb m2, m4
pmaddubsw m2, m5
psubw m1, m2, m0
paddw m1, m1
pmulhw m1, m6
paddw m1, m0
movu m0, [srcq+ssq*0+8*0]
pshufb m0, m4
pmaddubsw m0, m5
psubw m3, m0, m2
paddw m3, m3
pmulhw m3, m6
paddw m3, m2
pmulhrsw m1, m7
pmulhrsw m3, m7
packuswb m1, m3
movq [dstq+dsq*0], m1
movhps [dstq+dsq*1], m1
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .hv_w8_loop
RET
.hv_w16:
xor t0d, t0d
.hv_w16gt:
mov r4, dstq
mov r6, srcq
%if WIN64
movaps r4m, xmm8
%endif
.hv_w16_loop0:
movu m0, [srcq+8*0]
movu m1, [srcq+8*1]
pshufb m0, m4
pshufb m1, m4
pmaddubsw m0, m5
pmaddubsw m1, m5
.hv_w16_loop:
%if ARCH_X86_32
%define m0tmp [dstq]
%else
%define m0tmp m8
%endif
add srcq, ssq
movu m2, [srcq+8*0]
movu m3, [srcq+8*1]
pshufb m2, m4
pshufb m3, m4
pmaddubsw m2, m5
pmaddubsw m3, m5
mova m0tmp, m2
psubw m2, m0
paddw m2, m2
pmulhw m2, m6
paddw m2, m0
mova m0, m3
psubw m3, m1
paddw m3, m3
pmulhw m3, m6
paddw m3, m1
mova m1, m0
mova m0, m0tmp
pmulhrsw m2, m7
pmulhrsw m3, m7
packuswb m2, m3
mova [dstq], m2
add dstq, dsmp
dec hd
jg .hv_w16_loop
movzx hd, t0w
add r4, mmsize
add r6, mmsize
mov dstq, r4
mov srcq, r6
sub t0d, 1<<16
jg .hv_w16_loop0
%if WIN64
movaps xmm8, r4m
%endif
RET
.hv_w32:
lea t0d, [hq+(1<<16)]
jmp .hv_w16gt
.hv_w64:
lea t0d, [hq+(3<<16)]
jmp .hv_w16gt
.hv_w128:
lea t0d, [hq+(7<<16)]
jmp .hv_w16gt
%if WIN64
DECLARE_REG_TMP 6, 4
%else
DECLARE_REG_TMP 6, 7
%endif
%macro BIDIR_FN 1 ; op
%1 0
lea stride3q, [strideq*3]
jmp wq
.w4_loop:
%1_INC_PTR 2
%1 0
lea dstq, [dstq+strideq*4]
.w4: ; tile 4x
movd [dstq ], m0 ; copy dw[0]
pshuflw m1, m0, q1032 ; swap dw[1] and dw[0]
movd [dstq+strideq*1], m1 ; copy dw[1]
punpckhqdq m0, m0 ; swap dw[3,2] with dw[1,0]
movd [dstq+strideq*2], m0 ; dw[2]
psrlq m0, 32 ; shift right in dw[3]
movd [dstq+stride3q ], m0 ; copy
sub hd, 4
jg .w4_loop
RET
.w8_loop:
%1_INC_PTR 2
%1 0
lea dstq, [dstq+strideq*2]
.w8:
movq [dstq ], m0
movhps [dstq+strideq*1], m0
sub hd, 2
jg .w8_loop
RET
.w16_loop:
%1_INC_PTR 2
%1 0
lea dstq, [dstq+strideq]
.w16:
mova [dstq ], m0
dec hd
jg .w16_loop
RET
.w32_loop:
%1_INC_PTR 4
%1 0
lea dstq, [dstq+strideq]
.w32:
mova [dstq ], m0
%1 2
mova [dstq + 16 ], m0
dec hd
jg .w32_loop
RET
.w64_loop:
%1_INC_PTR 8
%1 0
add dstq, strideq
.w64:
%assign i 0
%rep 4
mova [dstq + i*16 ], m0
%assign i i+1
%if i < 4
%1 2*i
%endif
%endrep
dec hd
jg .w64_loop
RET
.w128_loop:
%1_INC_PTR 16
%1 0
add dstq, strideq
.w128:
%assign i 0
%rep 8
mova [dstq + i*16 ], m0
%assign i i+1
%if i < 8
%1 2*i
%endif
%endrep
dec hd
jg .w128_loop
RET
%endmacro
%macro AVG 1 ; src_offset
; writes AVG of tmp1 tmp2 uint16 coeffs into uint8 pixel
mova m0, [tmp1q+(%1+0)*mmsize] ; load 8 coef(2bytes) from tmp1
paddw m0, [tmp2q+(%1+0)*mmsize] ; load/add 8 coef(2bytes) tmp2
mova m1, [tmp1q+(%1+1)*mmsize]
paddw m1, [tmp2q+(%1+1)*mmsize]
pmulhrsw m0, m2
pmulhrsw m1, m2
packuswb m0, m1 ; pack/trunc 16 bits from m0 & m1 to 8 bit
%endmacro
%macro AVG_INC_PTR 1
add tmp1q, %1*mmsize
add tmp2q, %1*mmsize
%endmacro
cglobal avg, 4, 7, 3, dst, stride, tmp1, tmp2, w, h, stride3
LEA r6, avg_ssse3_table
tzcnt wd, wm ; leading zeros
movifnidn hd, hm ; move h(stack) to h(register) if not already that register
movsxd wq, dword [r6+wq*4] ; push table entry matching the tile width (tzcnt) in widen reg
mova m2, [pw_1024+r6-avg_ssse3_table] ; fill m2 with shift/align
add wq, r6
BIDIR_FN AVG
%macro W_AVG 1 ; src_offset
; (a * weight + b * (16 - weight) + 128) >> 8
; = ((a - b) * weight + (b << 4) + 128) >> 8
; = ((((a - b) * ((weight-16) << 12)) >> 16) + a + 8) >> 4
; = ((((b - a) * (-weight << 12)) >> 16) + b + 8) >> 4
mova m2, [tmp1q+(%1+0)*mmsize]
mova m0, m2
psubw m2, [tmp2q+(%1+0)*mmsize]
mova m3, [tmp1q+(%1+1)*mmsize]
mova m1, m3
psubw m3, [tmp2q+(%1+1)*mmsize]
pmulhw m2, m4
pmulhw m3, m4
paddw m0, m2
paddw m1, m3
pmulhrsw m0, m5
pmulhrsw m1, m5
packuswb m0, m1
%endmacro
%define W_AVG_INC_PTR AVG_INC_PTR
cglobal w_avg, 4, 7, 6, dst, stride, tmp1, tmp2, w, h, stride3
LEA r6, w_avg_ssse3_table
tzcnt wd, wm
movd m4, r6m
movifnidn hd, hm
pxor m0, m0
movsxd wq, dword [r6+wq*4]
mova m5, [pw_2048+r6-w_avg_ssse3_table]
pshufb m4, m0
psllw m4, 12 ; (weight-16) << 12 when interpreted as signed
add wq, r6
cmp dword r6m, 7
jg .weight_gt7
mov r6, tmp1q
psubw m0, m4
mov tmp1q, tmp2q
mova m4, m0 ; -weight
mov tmp2q, r6
.weight_gt7:
BIDIR_FN W_AVG
%macro MASK 1 ; src_offset
; (a * m + b * (64 - m) + 512) >> 10
; = ((a - b) * m + (b << 6) + 512) >> 10
; = ((((b - a) * (-m << 10)) >> 16) + b + 8) >> 4
mova m3, [maskq+(%1+0)*(mmsize/2)]
mova m0, [tmp2q+(%1+0)*mmsize] ; b
psubw m1, m0, [tmp1q+(%1+0)*mmsize] ; b - a
mova m6, m3 ; m
psubb m3, m4, m6 ; -m
paddw m1, m1 ; (b - a) << 1
paddb m3, m3 ; -m << 1
punpcklbw m2, m4, m3 ; -m << 9 (<< 8 when ext as uint16)
pmulhw m1, m2 ; (-m * (b - a)) << 10
paddw m0, m1 ; + b
mova m1, [tmp2q+(%1+1)*mmsize] ; b
psubw m2, m1, [tmp1q+(%1+1)*mmsize] ; b - a
paddw m2, m2 ; (b - a) << 1
mova m6, m3 ; (-m << 1)
punpckhbw m3, m4, m6 ; (-m << 9)
pmulhw m2, m3 ; (-m << 9)
paddw m1, m2 ; (-m * (b - a)) << 10
pmulhrsw m0, m5 ; round
pmulhrsw m1, m5 ; round
packuswb m0, m1 ; interleave 16 -> 8
%endmacro
%macro MASK_INC_PTR 1
add maskq, %1*mmsize/2
add tmp1q, %1*mmsize
add tmp2q, %1*mmsize
%endmacro
%if ARCH_X86_64
cglobal mask, 4, 8, 7, dst, stride, tmp1, tmp2, w, h, mask, stride3
movifnidn hd, hm
%else
cglobal mask, 4, 7, 7, dst, stride, tmp1, tmp2, w, mask, stride3
%define hd dword r5m
%endif
%define base r6-mask_ssse3_table
LEA r6, mask_ssse3_table
tzcnt wd, wm
movsxd wq, dword [r6+wq*4]
pxor m4, m4
mova m5, [base+pw_2048]
add wq, r6
mov maskq, r6m
BIDIR_FN MASK
%undef hd
%macro W_MASK_420_B 2 ; src_offset in bytes, mask_out
;**** do m0 = u16.dst[7..0], m%2 = u16.m[7..0] ****
mova m0, [tmp1q+(%1)]
mova m1, [tmp2q+(%1)]
mova m2, reg_pw_6903
psubw m1, m0
pabsw m%2, m1 ; abs(tmp1 - tmp2)
mova m3, m2
psubusw m2, m%2
psrlw m2, 8 ; 64 - m
mova m%2, m2
psllw m2, 10
pmulhw m1, m2 ; tmp2 * ()
paddw m0, m1 ; tmp1 + ()
;**** do m1 = u16.dst[7..0], m%2 = u16.m[7..0] ****
mova m1, [tmp1q+(%1)+mmsize]
mova m2, [tmp2q+(%1)+mmsize]
psubw m2, m1
pabsw m7, m2 ; abs(tmp1 - tmp2)
psubusw m3, m7
psrlw m3, 8 ; 64 - m
phaddw m%2, m3 ; pack both u16.m[8..0]runs as u8.m [15..0]
psllw m3, 10
pmulhw m2, m3
%if ARCH_X86_32
mova reg_pw_2048, [base+pw_2048]
%endif
paddw m1, m2
pmulhrsw m0, reg_pw_2048 ; round/scale 2048
pmulhrsw m1, reg_pw_2048 ; round/scale 2048
packuswb m0, m1 ; concat m0 = u8.dst[15..0]
%endmacro
%macro W_MASK_420 2
W_MASK_420_B (%1*16), %2
%endmacro
%define base r6-w_mask_420_ssse3_table
%if ARCH_X86_64
%define reg_pw_6903 m8
%define reg_pw_2048 m9
; args: dst, stride, tmp1, tmp2, w, h, mask, sign
cglobal w_mask_420, 4, 8, 10, dst, stride, tmp1, tmp2, w, h, mask
lea r6, [w_mask_420_ssse3_table]
mov wd, wm
tzcnt r7d, wd
movd m0, r7m ; sign
movifnidn hd, hm
movsxd r7, [r6+r7*4]
mova reg_pw_6903, [base+pw_6903] ; ((64 - 38) << 8) + 255 - 8
mova reg_pw_2048, [base+pw_2048]
movd m6, [base+pw_258] ; 64 * 4 + 2
add r7, r6
mov maskq, maskmp
psubw m6, m0
pshuflw m6, m6, q0000
punpcklqdq m6, m6
W_MASK_420 0, 4
jmp r7
%define loop_w r7d
%else
%define reg_pw_6903 [base+pw_6903]
%define reg_pw_2048 m3
cglobal w_mask_420, 4, 7, 8, dst, stride, tmp1, tmp2, w, mask
tzcnt wd, wm
LEA r6, w_mask_420_ssse3_table
movd m0, r7m ; sign
mov maskq, r6mp
mov wd, [r6+wq*4]
movd m6, [base+pw_258]
add wq, r6
psubw m6, m0
pshuflw m6, m6, q0000
punpcklqdq m6, m6
W_MASK_420 0, 4
jmp wd
%define loop_w dword r0m
%define hd dword r5m
%endif
.w4_loop:
add tmp1q, 2*16
add tmp2q, 2*16
W_MASK_420 0, 4
lea dstq, [dstq+strideq*2]
add maskq, 4
.w4:
movd [dstq ], m0 ; copy m0[0]
pshuflw m1, m0, q1032
movd [dstq+strideq*1], m1 ; copy m0[1]
lea dstq, [dstq+strideq*2]
punpckhqdq m0, m0
movd [dstq+strideq*0], m0 ; copy m0[2]
psrlq m0, 32
movd [dstq+strideq*1], m0 ; copy m0[3]
psubw m1, m6, m4 ; a _ c _
psrlq m4, 32 ; b _ d _
psubw m1, m4
psrlw m1, 2
packuswb m1, m1
pshuflw m1, m1, q2020
movd [maskq], m1
sub hd, 4
jg .w4_loop
RET
.w8_loop:
add tmp1q, 2*16
add tmp2q, 2*16
W_MASK_420 0, 4
lea dstq, [dstq+strideq*2]
add maskq, 4
.w8:
movq [dstq ], m0
movhps [dstq+strideq*1], m0
psubw m0, m6, m4
punpckhqdq m4, m4
psubw m0, m4
psrlw m0, 2
packuswb m0, m0
movd [maskq], m0
sub hd, 2
jg .w8_loop
RET
.w16: ; w32/64/128
%if ARCH_X86_32
mov wd, wm ; because we altered it in 32bit setup
%endif
mov loop_w, wd ; use width as counter
jmp .w16ge_inner_loop_first
.w16ge_loop:
lea tmp1q, [tmp1q+wq*2] ; skip even line pixels
lea tmp2q, [tmp2q+wq*2] ; skip even line pixels
sub dstq, wq
mov loop_w, wd
lea dstq, [dstq+strideq*2]
.w16ge_inner_loop:
W_MASK_420_B 0, 4
.w16ge_inner_loop_first:
mova [dstq ], m0
W_MASK_420_B wq*2, 5 ; load matching even line (offset = widthpx * (16+16))
mova [dstq+strideq*1], m0
psubw m1, m6, m4 ; m9 == 64 * 4 + 2
psubw m1, m5 ; - odd line mask
psrlw m1, 2 ; >> 2
packuswb m1, m1
movq [maskq], m1
add tmp1q, 2*16
add tmp2q, 2*16
add maskq, 8
add dstq, 16
sub loop_w, 16
jg .w16ge_inner_loop
sub hd, 2
jg .w16ge_loop
RET
%undef reg_pw_6903
%undef reg_pw_2048
%undef dst_bak
%undef loop_w
%undef orig_w
%undef hd
%macro BLEND_64M 4; a, b, mask1, mask2
punpcklbw m0, %1, %2; {b;a}[7..0]
punpckhbw %1, %2 ; {b;a}[15..8]
pmaddubsw m0, %3 ; {b*m[0] + (64-m[0])*a}[7..0] u16
pmaddubsw %1, %4 ; {b*m[1] + (64-m[1])*a}[15..8] u16
pmulhrsw m0, m5 ; {((b*m[0] + (64-m[0])*a) + 1) / 32}[7..0] u16
pmulhrsw %1, m5 ; {((b*m[1] + (64-m[0])*a) + 1) / 32}[15..8] u16
packuswb m0, %1 ; {blendpx}[15..0] u8
%endmacro
%macro BLEND 2; a, b
psubb m3, m4, m0 ; m3 = (64 - m)
punpcklbw m2, m3, m0 ; {m;(64-m)}[7..0]
punpckhbw m3, m0 ; {m;(64-m)}[15..8]
BLEND_64M %1, %2, m2, m3
%endmacro
cglobal blend, 3, 7, 7, dst, ds, tmp, w, h, mask
%define base r6-blend_ssse3_table
LEA r6, blend_ssse3_table
tzcnt wd, wm
movifnidn hd, hm
movifnidn maskq, maskmp
movsxd wq, dword [r6+wq*4]
mova m4, [base+pb_64]
mova m5, [base+pw_512]
add wq, r6
lea r6, [dsq*3]
jmp wq
.w4:
movq m0, [maskq]; m
movd m1, [dstq+dsq*0] ; a
movd m6, [dstq+dsq*1]
punpckldq m1, m6
movq m6, [tmpq] ; b
psubb m3, m4, m0 ; m3 = (64 - m)
punpcklbw m2, m3, m0 ; {m;(64-m)}[7..0]
punpcklbw m1, m6 ; {b;a}[7..0]
pmaddubsw m1, m2 ; {b*m[0] + (64-m[0])*a}[7..0] u16
pmulhrsw m1, m5 ; {((b*m[0] + (64-m[0])*a) + 1) / 32}[7..0] u16
packuswb m1, m0 ; {blendpx}[15..0] u8
movd [dstq+dsq*0], m1
psrlq m1, 32
movd [dstq+dsq*1], m1
add maskq, 8
add tmpq, 8
lea dstq, [dstq+dsq*2] ; dst_stride * 2
sub hd, 2
jg .w4
RET
.w8:
mova m0, [maskq]; m
movq m1, [dstq+dsq*0] ; a
movhps m1, [dstq+dsq*1]
mova m6, [tmpq] ; b
BLEND m1, m6
movq [dstq+dsq*0], m0
movhps [dstq+dsq*1], m0
add maskq, 16
add tmpq, 16
lea dstq, [dstq+dsq*2] ; dst_stride * 2
sub hd, 2
jg .w8
RET
.w16:
mova m0, [maskq]; m
mova m1, [dstq] ; a
mova m6, [tmpq] ; b
BLEND m1, m6
mova [dstq], m0
add maskq, 16
add tmpq, 16
add dstq, dsq ; dst_stride
dec hd
jg .w16
RET
.w32:
%assign i 0
%rep 2
mova m0, [maskq+16*i]; m
mova m1, [dstq+16*i] ; a
mova m6, [tmpq+16*i] ; b
BLEND m1, m6
mova [dstq+i*16], m0
%assign i i+1
%endrep
add maskq, 32
add tmpq, 32
add dstq, dsq ; dst_stride
dec hd
jg .w32
RET
cglobal blend_v, 3, 6, 8, dst, ds, tmp, w, h, mask
%define base r5-blend_v_ssse3_table
LEA r5, blend_v_ssse3_table
tzcnt wd, wm
movifnidn hd, hm
movsxd wq, dword [r5+wq*4]
mova m5, [base+pw_512]
add wq, r5
add maskq, obmc_masks-blend_v_ssse3_table
jmp wq
.w2:
movd m3, [maskq+4]
punpckldq m3, m3
; 2 mask blend is provided for 4 pixels / 2 lines
.w2_loop:
movd m1, [dstq+dsq*0] ; a {..;a;a}
pinsrw m1, [dstq+dsq*1], 1
movd m2, [tmpq] ; b
punpcklbw m0, m1, m2; {b;a}[7..0]
pmaddubsw m0, m3 ; {b*m + (64-m)*a}[7..0] u16
pmulhrsw m0, m5 ; {((b*m + (64-m)*a) + 1) / 32}[7..0] u16
packuswb m0, m1 ; {blendpx}[8..0] u8
movd r3d, m0
mov [dstq+dsq*0], r3w
shr r3d, 16
mov [dstq+dsq*1], r3w
add tmpq, 2*2
lea dstq, [dstq + dsq * 2]
sub hd, 2
jg .w2_loop
RET
.w4:
movddup m3, [maskq+8]
; 4 mask blend is provided for 8 pixels / 2 lines
.w4_loop:
movd m1, [dstq+dsq*0] ; a
movd m2, [dstq+dsq*1] ;
punpckldq m1, m2
movq m2, [tmpq] ; b
punpcklbw m1, m2 ; {b;a}[7..0]
pmaddubsw m1, m3 ; {b*m + (64-m)*a}[7..0] u16
pmulhrsw m1, m5 ; {((b*m + (64-m)*a) + 1) / 32}[7..0] u16
packuswb m1, m1 ; {blendpx}[8..0] u8
movd [dstq], m1
psrlq m1, 32
movd [dstq+dsq*1], m1
add tmpq, 2*4
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .w4_loop
RET
.w8:
mova m3, [maskq+16]
; 8 mask blend is provided for 16 pixels
.w8_loop:
movq m1, [dstq+dsq*0] ; a
movhps m1, [dstq+dsq*1]
mova m2, [tmpq]; b
BLEND_64M m1, m2, m3, m3
movq [dstq+dsq*0], m0
punpckhqdq m0, m0
movq [dstq+dsq*1], m0
add tmpq, 16
lea dstq, [dstq+dsq*2]
sub hd, 2
jg .w8_loop
RET
.w16:
; 16 mask blend is provided for 32 pixels
mova m3, [maskq+32] ; obmc_masks_16[0] (64-m[0])
mova m4, [maskq+48] ; obmc_masks_16[1] (64-m[1])
.w16_loop:
mova m1, [dstq] ; a
mova m2, [tmpq] ; b
BLEND_64M m1, m2, m3, m4
mova [dstq], m0
add tmpq, 16
add dstq, dsq
dec hd
jg .w16_loop
RET
.w32:
mova m3, [maskq+64 ] ; obmc_masks_32[0] (64-m[0])
mova m4, [maskq+80 ] ; obmc_masks_32[1] (64-m[1])
mova m6, [maskq+96 ] ; obmc_masks_32[2] (64-m[2])
mova m7, [maskq+112] ; obmc_masks_32[3] (64-m[3])
; 16 mask blend is provided for 64 pixels
.w32_loop:
mova m1, [dstq+16*0] ; a
mova m2, [tmpq+16*0] ; b
BLEND_64M m1, m2, m3, m4
mova [dstq+16*0], m0
mova m1, [dstq+16*1] ; a
mova m2, [tmpq+16*1] ; b
BLEND_64M m1, m2, m6, m7
mova [dstq+16*1], m0
add tmpq, 32
add dstq, dsq
dec hd
jg .w32_loop
RET
cglobal blend_h, 3, 7, 6, dst, ds, tmp, w, h, mask
%define base t0-blend_h_ssse3_table
%if ARCH_X86_32
; We need to keep the PIC pointer for w4, reload wd from stack instead
DECLARE_REG_TMP 6
%else
DECLARE_REG_TMP 5
mov r6d, wd
%endif
LEA t0, blend_h_ssse3_table
tzcnt wd, wm
mov hd, hm
movsxd wq, dword [t0+wq*4]
mova m5, [base+pw_512]
add wq, t0
lea maskq, [base+obmc_masks+hq*4]
neg hq
jmp wq
.w2:
movd m0, [dstq+dsq*0]
pinsrw m0, [dstq+dsq*1], 1
movd m2, [maskq+hq*2]
movd m1, [tmpq]
punpcklwd m2, m2
punpcklbw m0, m1
pmaddubsw m0, m2
pmulhrsw m0, m5
packuswb m0, m0
movd r3d, m0
mov [dstq+dsq*0], r3w
shr r3d, 16
mov [dstq+dsq*1], r3w
lea dstq, [dstq+dsq*2]
add tmpq, 2*2
add hq, 2
jl .w2
RET
.w4:
%if ARCH_X86_32
mova m3, [base+blend_shuf]
%else
mova m3, [blend_shuf]
%endif
.w4_loop:
movd m0, [dstq+dsq*0]
movd m2, [dstq+dsq*1]
punpckldq m0, m2 ; a
movq m1, [tmpq] ; b
movq m2, [maskq+hq*2] ; m
pshufb m2, m3
punpcklbw m0, m1
pmaddubsw m0, m2
pmulhrsw m0, m5
packuswb m0, m0
movd [dstq+dsq*0], m0
psrlq m0, 32
movd [dstq+dsq*1], m0
lea dstq, [dstq+dsq*2]
add tmpq, 4*2
add hq, 2
jl .w4_loop
RET
.w8:
movd m4, [maskq+hq*2]
punpcklwd m4, m4
pshufd m3, m4, q0000
pshufd m4, m4, q1111
movq m1, [dstq+dsq*0] ; a
movhps m1, [dstq+dsq*1]
mova m2, [tmpq]
BLEND_64M m1, m2, m3, m4
movq [dstq+dsq*0], m0
movhps [dstq+dsq*1], m0
lea dstq, [dstq+dsq*2]
add tmpq, 8*2
add hq, 2
jl .w8
RET
; w16/w32/w64/w128
.w16:
%if ARCH_X86_32
mov r6d, wm
%endif
sub dsq, r6
.w16_loop0:
movd m3, [maskq+hq*2]
pshuflw m3, m3, q0000
punpcklqdq m3, m3
mov wd, r6d
.w16_loop:
mova m1, [dstq] ; a
mova m2, [tmpq] ; b
BLEND_64M m1, m2, m3, m3
mova [dstq], m0
add dstq, 16
add tmpq, 16
sub wd, 16
jg .w16_loop
add dstq, dsq
inc hq
jl .w16_loop0
RET
; emu_edge args:
; const intptr_t bw, const intptr_t bh, const intptr_t iw, const intptr_t ih,
; const intptr_t x, const intptr_t y, pixel *dst, const ptrdiff_t dst_stride,
; const pixel *ref, const ptrdiff_t ref_stride
;
; bw, bh total filled size
; iw, ih, copied block -> fill bottom, right
; x, y, offset in bw/bh -> fill top, left
cglobal emu_edge, 10, 13, 2, bw, bh, iw, ih, x, \
y, dst, dstride, src, sstride, \
bottomext, rightext, blk
; we assume that the buffer (stride) is larger than width, so we can
; safely overwrite by a few bytes
pxor m1, m1
%if ARCH_X86_64
%define reg_zero r12q
%define reg_tmp r10
%define reg_src srcq
%define reg_bottomext bottomextq
%define reg_rightext rightextq
%define reg_blkm r9m
%else
%define reg_zero r6
%define reg_tmp r0
%define reg_src r1
%define reg_bottomext r0
%define reg_rightext r1
%define reg_blkm r2m
%endif
;
; ref += iclip(y, 0, ih - 1) * PXSTRIDE(ref_stride)
xor reg_zero, reg_zero
lea reg_tmp, [ihq-1]
cmp yq, ihq
cmovl reg_tmp, yq
test yq, yq
cmovl reg_tmp, reg_zero
%if ARCH_X86_64
imul reg_tmp, sstrideq
add srcq, reg_tmp
%else
imul reg_tmp, sstridem
mov reg_src, srcm
add reg_src, reg_tmp
%endif
;
; ref += iclip(x, 0, iw - 1)
lea reg_tmp, [iwq-1]
cmp xq, iwq
cmovl reg_tmp, xq
test xq, xq
cmovl reg_tmp, reg_zero
add reg_src, reg_tmp
%if ARCH_X86_32
mov srcm, reg_src
%endif
;
; bottom_ext = iclip(y + bh - ih, 0, bh - 1)
%if ARCH_X86_32
mov r1, r1m ; restore bh
%endif
lea reg_bottomext, [yq+bhq]
sub reg_bottomext, ihq
lea r3, [bhq-1]
cmovl reg_bottomext, reg_zero
;
DEFINE_ARGS bw, bh, iw, ih, x, \
topext, dst, dstride, src, sstride, \
bottomext, rightext, blk
; top_ext = iclip(-y, 0, bh - 1)
neg topextq
cmovl topextq, reg_zero
cmp reg_bottomext, bhq
cmovge reg_bottomext, r3
cmp topextq, bhq
cmovg topextq, r3
%if ARCH_X86_32
mov r4m, reg_bottomext
;
; right_ext = iclip(x + bw - iw, 0, bw - 1)
mov r0, r0m ; restore bw
%endif
lea reg_rightext, [xq+bwq]
sub reg_rightext, iwq
lea r2, [bwq-1]
cmovl reg_rightext, reg_zero
DEFINE_ARGS bw, bh, iw, ih, leftext, \
topext, dst, dstride, src, sstride, \
bottomext, rightext, blk
; left_ext = iclip(-x, 0, bw - 1)
neg leftextq
cmovl leftextq, reg_zero
cmp reg_rightext, bwq
cmovge reg_rightext, r2
%if ARCH_X86_32
mov r3m, r1
%endif
cmp leftextq, bwq
cmovge leftextq, r2
%undef reg_zero
%undef reg_tmp
%undef reg_src
%undef reg_bottomext
%undef reg_rightext
DEFINE_ARGS bw, centerh, centerw, dummy, leftext, \
topext, dst, dstride, src, sstride, \
bottomext, rightext, blk
; center_h = bh - top_ext - bottom_ext
%if ARCH_X86_64
lea r3, [bottomextq+topextq]
sub centerhq, r3
%else
mov r1, centerhm ; restore r1
sub centerhq, topextq
sub centerhq, r4m
mov r1m, centerhq
%endif
;
; blk += top_ext * PXSTRIDE(dst_stride)
mov r2, topextq
%if ARCH_X86_64
imul r2, dstrideq
%else
mov r6, r6m ; restore dstq
imul r2, dstridem
%endif
add dstq, r2
mov reg_blkm, dstq ; save pointer for ext
;
; center_w = bw - left_ext - right_ext
mov centerwq, bwq
%if ARCH_X86_64
lea r3, [rightextq+leftextq]
sub centerwq, r3
%else
sub centerwq, r3m
sub centerwq, leftextq
%endif
; vloop Macro
%macro v_loop 3 ; need_left_ext, need_right_ext, suffix
%if ARCH_X86_64
%define reg_tmp r12
%else
%define reg_tmp r0
%endif
.v_loop_%3:
%if ARCH_X86_32
mov r0, r0m
mov r1, r1m
%endif
%if %1
test leftextq, leftextq
jz .body_%3
; left extension
%if ARCH_X86_64
movd m0, [srcq]
%else
mov r3, srcm
movd m0, [r3]
%endif
pshufb m0, m1
xor r3, r3
.left_loop_%3:
mova [dstq+r3], m0
add r3, mmsize
cmp r3, leftextq
jl .left_loop_%3
; body
.body_%3:
lea reg_tmp, [dstq+leftextq]
%endif
xor r3, r3
.body_loop_%3:
%if ARCH_X86_64
movu m0, [srcq+r3]
%else
mov r1, srcm
movu m0, [r1+r3]
%endif
%if %1
movu [reg_tmp+r3], m0
%else
movu [dstq+r3], m0
%endif
add r3, mmsize
cmp r3, centerwq
jl .body_loop_%3
%if %2
; right extension
%if ARCH_X86_64
test rightextq, rightextq
%else
mov r1, r3m
test r1, r1
%endif
jz .body_loop_end_%3
%if %1
add reg_tmp, centerwq
%else
lea reg_tmp, [dstq+centerwq]
%endif
%if ARCH_X86_64
movd m0, [srcq+centerwq-1]
%else
mov r3, srcm
movd m0, [r3+centerwq-1]
%endif
pshufb m0, m1
xor r3, r3
.right_loop_%3:
movu [reg_tmp+r3], m0
add r3, mmsize
%if ARCH_X86_64
cmp r3, rightextq
%else
cmp r3, r3m
%endif
jl .right_loop_%3
.body_loop_end_%3:
%endif
%if ARCH_X86_64
add dstq, dstrideq
add srcq, sstrideq
dec centerhq
jg .v_loop_%3
%else
add dstq, dstridem
mov r0, sstridem
add srcm, r0
sub dword centerhm, 1
jg .v_loop_%3
mov r0, r0m ; restore r0
%endif
%endmacro ; vloop MACRO
test leftextq, leftextq
jnz .need_left_ext
%if ARCH_X86_64
test rightextq, rightextq
jnz .need_right_ext
%else
cmp leftextq, r3m ; leftextq == 0
jne .need_right_ext
%endif
v_loop 0, 0, 0
jmp .body_done
;left right extensions
.need_left_ext:
%if ARCH_X86_64
test rightextq, rightextq
%else
mov r3, r3m
test r3, r3
%endif
jnz .need_left_right_ext
v_loop 1, 0, 1
jmp .body_done
.need_left_right_ext:
v_loop 1, 1, 2
jmp .body_done
.need_right_ext:
v_loop 0, 1, 3
.body_done:
; r0 ; bw
; r1 ;; x loop
; r4 ;; y loop
; r5 ; topextq
; r6 ;dstq
; r7 ;dstrideq
; r8 ; srcq
%if ARCH_X86_64
%define reg_dstride dstrideq
%else
%define reg_dstride r2
%endif
;
; bottom edge extension
%if ARCH_X86_64
test bottomextq, bottomextq
jz .top
%else
xor r1, r1
cmp r1, r4m
je .top
%endif
;
%if ARCH_X86_64
mov srcq, dstq
sub srcq, dstrideq
xor r1, r1
%else
mov r3, dstq
mov reg_dstride, dstridem
sub r3, reg_dstride
mov srcm, r3
%endif
;
.bottom_x_loop:
%if ARCH_X86_64
mova m0, [srcq+r1]
lea r3, [dstq+r1]
mov r4, bottomextq
%else
mov r3, srcm
mova m0, [r3+r1]
lea r3, [dstq+r1]
mov r4, r4m
%endif
;
.bottom_y_loop:
mova [r3], m0
add r3, reg_dstride
dec r4
jg .bottom_y_loop
add r1, mmsize
cmp r1, bwq
jl .bottom_x_loop
.top:
; top edge extension
test topextq, topextq
jz .end
%if ARCH_X86_64
mov srcq, reg_blkm
%else
mov r3, reg_blkm
mov reg_dstride, dstridem
%endif
mov dstq, dstm
xor r1, r1
;
.top_x_loop:
%if ARCH_X86_64
mova m0, [srcq+r1]
%else
mov r3, reg_blkm
mova m0, [r3+r1]
%endif
lea r3, [dstq+r1]
mov r4, topextq
;
.top_y_loop:
mova [r3], m0
add r3, reg_dstride
dec r4
jg .top_y_loop
add r1, mmsize
cmp r1, bwq
jl .top_x_loop
.end:
RET
%undef reg_dstride
%undef reg_blkm
%undef reg_tmp