f244cbd5
 Hu Chunming
ffmpeg支持h264编码
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/*****************************************************************************
* pixel-a-sve.S: aarch64 pixel metrics
*****************************************************************************
* Copyright (C) 2009-2024 x264 project
*
* Authors: David Chen <david.chen@myais.com.cn>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
*
* This program is also available under a commercial proprietary license.
* For more information, contact us at licensing@x264.com.
*****************************************************************************/
#include "asm.S"
#include "pixel-a-common.S"
.arch armv8-a+sve
#if BIT_DEPTH == 8
.macro SSD_START_SVE_4
ptrue p0.h, vl4
ld1b {z16.h}, p0/z, [x0]
ld1b {z17.h}, p0/z, [x2]
add x0, x0, x1
add x2, x2, x3
sub v2.4h, v16.4h, v17.4h
ld1b {z16.h}, p0/z, [x0]
ld1b {z17.h}, p0/z, [x2]
add x0, x0, x1
add x2, x2, x3
smull v0.4s, v2.4h, v2.4h
.endm
.macro SSD_SVE_4
sub v2.4h, v16.4h, v17.4h
ld1b {z16.h}, p0/z, [x0]
ld1b {z17.h}, p0/z, [x2]
add x0, x0, x1
add x2, x2, x3
smlal v0.4s, v2.4h, v2.4h
.endm
.macro SSD_END_SVE_4
sub v2.4h, v16.4h, v17.4h
smlal v0.4s, v2.4h, v2.4h
.endm
.macro SSD_START_SVE_8
ptrue p0.h, vl8
ld1b {z16.h}, p0/z, [x0]
ld1b {z17.h}, p0/z, [x2]
add x0, x0, x1
add x2, x2, x3
sub v2.8h, v16.8h, v17.8h
ld1b {z16.h}, p0/z, [x0]
smull v0.4s, v2.4h, v2.4h
ld1b {z17.h}, p0/z, [x2]
smlal2 v0.4s, v2.8h, v2.8h
add x0, x0, x1
add x2, x2, x3
.endm
.macro SSD_SVE_8
sub v2.8h, v16.8h, v17.8h
ld1b {z16.h}, p0/z, [x0]
smlal v0.4s, v2.4h, v2.4h
ld1b {z17.h}, p0/z, [x2]
smlal2 v0.4s, v2.8h, v2.8h
add x0, x0, x1
add x2, x2, x3
.endm
.macro SSD_END_SVE_8
sub v2.8h, v16.8h, v17.8h
smlal v0.4s, v2.4h, v2.4h
smlal2 v0.4s, v2.8h, v2.8h
.endm
.macro SSD_FUNC_SVE w h
function pixel_ssd_\w\()x\h\()_sve, export=1
SSD_START_SVE_\w
.rept \h-2
SSD_SVE_\w
.endr
SSD_END_SVE_\w
addv s0, v0.4s
mov w0, v0.s[0]
ret
endfunc
.endm
.macro load_diff_fly_sve_8x8
ld1b {z1.h}, p0/z, [x2]
ld1b {z0.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
ld1b {z3.h}, p0/z, [x2]
ld1b {z2.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
sub v16.8h, v0.8h, v1.8h
sub v17.8h, v2.8h, v3.8h
ld1b {z5.h}, p0/z, [x2]
ld1b {z4.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
ld1b {z7.h}, p0/z, [x2]
ld1b {z6.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
sub v18.8h, v4.8h, v5.8h
sub v19.8h, v6.8h, v7.8h
ld1b {z1.h}, p0/z, [x2]
ld1b {z0.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
ld1b {z3.h}, p0/z, [x2]
ld1b {z2.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
sub v20.8h, v0.8h, v1.8h
sub v21.8h, v2.8h, v3.8h
ld1b {z5.h}, p0/z, [x2]
ld1b {z4.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
ld1b {z7.h}, p0/z, [x2]
ld1b {z6.h}, p0/z, [x0]
add x2, x2, x3
add x0, x0, x1
SUMSUB_AB v0.8h, v1.8h, v16.8h, v17.8h
SUMSUB_AB v2.8h, v3.8h, v18.8h, v19.8h
sub v22.8h, v4.8h, v5.8h
sub v23.8h, v6.8h, v7.8h
.endm
.macro pixel_var_sve_8 h
function pixel_var_8x\h\()_sve, export=1
ptrue p0.h, vl8
ld1b {z16.h}, p0/z, [x0]
add x0, x0, x1
ld1b {z17.h}, p0/z, [x0]
add x0, x0, x1
mov x2, \h - 4
mul v1.8h, v16.8h, v16.8h
mul v2.8h, v17.8h, v17.8h
add v0.8h, v16.8h, v17.8h
ld1b {z18.h}, p0/z, [x0]
add x0, x0, x1
uaddlp v1.4s, v1.8h
uaddlp v2.4s, v2.8h
ld1b {z19.h}, p0/z, [x0]
add x0, x0, x1
1: subs x2, x2, #4
add v0.8h, v0.8h, v18.8h
mul v24.8h, v18.8h, v18.8h
ld1b {z20.h}, p0/z, [x0]
add x0, x0, x1
add v0.8h, v0.8h, v19.8h
mul v25.8h, v19.8h, v19.8h
uadalp v1.4s, v24.8h
ld1b {z21.h}, p0/z, [x0]
add x0, x0, x1
add v0.8h, v0.8h, v20.8h
mul v26.8h, v20.8h, v20.8h
uadalp v2.4s, v25.8h
ld1b {z18.h}, p0/z, [x0]
add x0, x0, x1
add v0.8h, v0.8h, v21.8h
mul v27.8h, v21.8h, v21.8h
uadalp v1.4s, v26.8h
ld1b {z19.h}, p0/z, [x0]
add x0, x0, x1
uadalp v2.4s, v27.8h
b.gt 1b
add v0.8h, v0.8h, v18.8h
mul v28.8h, v18.8h, v18.8h
add v0.8h, v0.8h, v19.8h
mul v29.8h, v19.8h, v19.8h
uadalp v1.4s, v28.8h
uadalp v2.4s, v29.8h
b var_end
endfunc
.endm
function var_end
add v1.4s, v1.4s, v2.4s
uaddlv s0, v0.8h
uaddlv d1, v1.4s
mov w0, v0.s[0]
mov x1, v1.d[0]
orr x0, x0, x1, lsl #32
ret
endfunc
.macro SUMSUBL_AB_SVE sum, sub, a, b
add \sum, \a, \b
sub \sub, \a, \b
.endm
function pixel_sa8d_8x8_sve, export=1
ptrue p0.h, vl8
mov x4, x30
bl pixel_sa8d_8x8_sve
add v0.8h, v0.8h, v1.8h
uaddlv s0, v0.8h
mov w0, v0.s[0]
add w0, w0, #1
lsr w0, w0, #1
ret x4
endfunc
.macro sa8d_satd_sve_8x8 satd=
function pixel_sa8d_\satd\()8x8_sve
load_diff_fly_sve_8x8
SUMSUB_AB v16.8h, v18.8h, v0.8h, v2.8h
SUMSUB_AB v17.8h, v19.8h, v1.8h, v3.8h
HADAMARD4_V v20.8h, v21.8h, v22.8h, v23.8h, v0.8h, v1.8h, v2.8h, v3.8h
.ifc \satd, satd_
transpose v0.8h, v1.8h, v16.8h, v17.8h
transpose v2.8h, v3.8h, v18.8h, v19.8h
transpose v4.8h, v5.8h, v20.8h, v21.8h
transpose v6.8h, v7.8h, v22.8h, v23.8h
SUMSUB_AB v24.8h, v25.8h, v0.8h, v1.8h
SUMSUB_AB v26.8h, v27.8h, v2.8h, v3.8h
SUMSUB_AB v0.8h, v1.8h, v4.8h, v5.8h
SUMSUB_AB v2.8h, v3.8h, v6.8h, v7.8h
transpose v4.4s, v6.4s, v24.4s, v26.4s
transpose v5.4s, v7.4s, v25.4s, v27.4s
transpose v24.4s, v26.4s, v0.4s, v2.4s
transpose v25.4s, v27.4s, v1.4s, v3.4s
abs v0.8h, v4.8h
abs v1.8h, v5.8h
abs v2.8h, v6.8h
abs v3.8h, v7.8h
abs v4.8h, v24.8h
abs v5.8h, v25.8h
abs v6.8h, v26.8h
abs v7.8h, v27.8h
umax v0.8h, v0.8h, v2.8h
umax v1.8h, v1.8h, v3.8h
umax v2.8h, v4.8h, v6.8h
umax v3.8h, v5.8h, v7.8h
add v26.8h, v0.8h, v1.8h
add v27.8h, v2.8h, v3.8h
.endif
SUMSUB_AB v0.8h, v16.8h, v16.8h, v20.8h
SUMSUB_AB v1.8h, v17.8h, v17.8h, v21.8h
SUMSUB_AB v2.8h, v18.8h, v18.8h, v22.8h
SUMSUB_AB v3.8h, v19.8h, v19.8h, v23.8h
transpose v20.8h, v21.8h, v16.8h, v17.8h
transpose v4.8h, v5.8h, v0.8h, v1.8h
transpose v22.8h, v23.8h, v18.8h, v19.8h
transpose v6.8h, v7.8h, v2.8h, v3.8h
SUMSUB_AB v2.8h, v3.8h, v20.8h, v21.8h
SUMSUB_AB v24.8h, v25.8h, v4.8h, v5.8h
SUMSUB_AB v0.8h, v1.8h, v22.8h, v23.8h
SUMSUB_AB v4.8h, v5.8h, v6.8h, v7.8h
transpose v20.4s, v22.4s, v2.4s, v0.4s
transpose v21.4s, v23.4s, v3.4s, v1.4s
transpose v16.4s, v18.4s, v24.4s, v4.4s
transpose v17.4s, v19.4s, v25.4s, v5.4s
SUMSUB_AB v0.8h, v2.8h, v20.8h, v22.8h
SUMSUB_AB v1.8h, v3.8h, v21.8h, v23.8h
SUMSUB_AB v4.8h, v6.8h, v16.8h, v18.8h
SUMSUB_AB v5.8h, v7.8h, v17.8h, v19.8h
transpose v16.2d, v20.2d, v0.2d, v4.2d
transpose v17.2d, v21.2d, v1.2d, v5.2d
transpose v18.2d, v22.2d, v2.2d, v6.2d
transpose v19.2d, v23.2d, v3.2d, v7.2d
abs v16.8h, v16.8h
abs v20.8h, v20.8h
abs v17.8h, v17.8h
abs v21.8h, v21.8h
abs v18.8h, v18.8h
abs v22.8h, v22.8h
abs v19.8h, v19.8h
abs v23.8h, v23.8h
umax v16.8h, v16.8h, v20.8h
umax v17.8h, v17.8h, v21.8h
umax v18.8h, v18.8h, v22.8h
umax v19.8h, v19.8h, v23.8h
add v0.8h, v16.8h, v17.8h
add v1.8h, v18.8h, v19.8h
ret
endfunc
.endm
.macro HADAMARD_AC_SVE w h
function pixel_hadamard_ac_\w\()x\h\()_sve, export=1
ptrue p0.h, vl8
movrel x5, mask_ac_4_8
mov x4, x30
ld1 {v30.8h,v31.8h}, [x5]
movi v28.16b, #0
movi v29.16b, #0
bl hadamard_ac_8x8_sve
.if \h > 8
bl hadamard_ac_8x8_sve
.endif
.if \w > 8
sub x0, x0, x1, lsl #3
add x0, x0, #8
bl hadamard_ac_8x8_sve
.endif
.if \w * \h == 256
sub x0, x0, x1, lsl #4
bl hadamard_ac_8x8_sve
.endif
addv s1, v29.4s
addv s0, v28.4s
mov w1, v1.s[0]
mov w0, v0.s[0]
lsr w1, w1, #2
lsr w0, w0, #1
orr x0, x0, x1, lsl #32
ret x4
endfunc
.endm
// v28: satd v29: sa8d v30: mask_ac4 v31: mask_ac8
function hadamard_ac_8x8_sve
ld1b {z16.h}, p0/z, [x0]
add x0, x0, x1
ld1b {z17.h}, p0/z, [x0]
add x0, x0, x1
ld1b {z18.h}, p0/z, [x0]
add x0, x0, x1
ld1b {z19.h}, p0/z, [x0]
add x0, x0, x1
SUMSUBL_AB_SVE v0.8h, v1.8h, v16.8h, v17.8h
ld1b {z20.h}, p0/z, [x0]
add x0, x0, x1
ld1b {z21.h}, p0/z, [x0]
add x0, x0, x1
SUMSUBL_AB_SVE v2.8h, v3.8h, v18.8h, v19.8h
ld1b {z22.h}, p0/z, [x0]
add x0, x0, x1
ld1b {z23.h}, p0/z, [x0]
add x0, x0, x1
SUMSUBL_AB_SVE v4.8h, v5.8h, v20.8h, v21.8h
SUMSUBL_AB_SVE v6.8h, v7.8h, v22.8h, v23.8h
SUMSUB_ABCD v16.8h, v18.8h, v17.8h, v19.8h, v0.8h, v2.8h, v1.8h, v3.8h
SUMSUB_ABCD v20.8h, v22.8h, v21.8h, v23.8h, v4.8h, v6.8h, v5.8h, v7.8h
transpose v0.8h, v1.8h, v16.8h, v17.8h
transpose v2.8h, v3.8h, v18.8h, v19.8h
transpose v4.8h, v5.8h, v20.8h, v21.8h
transpose v6.8h, v7.8h, v22.8h, v23.8h
SUMSUB_AB v16.8h, v17.8h, v0.8h, v1.8h
SUMSUB_AB v18.8h, v19.8h, v2.8h, v3.8h
SUMSUB_AB v20.8h, v21.8h, v4.8h, v5.8h
SUMSUB_AB v22.8h, v23.8h, v6.8h, v7.8h
transpose v0.4s, v2.4s, v16.4s, v18.4s
transpose v1.4s, v3.4s, v17.4s, v19.4s
transpose v4.4s, v6.4s, v20.4s, v22.4s
transpose v5.4s, v7.4s, v21.4s, v23.4s
SUMSUB_AB v16.8h, v18.8h, v0.8h, v2.8h
SUMSUB_AB v17.8h, v19.8h, v1.8h, v3.8h
SUMSUB_ABCD v20.8h, v22.8h, v21.8h, v23.8h, v4.8h, v6.8h, v5.8h, v7.8h
abs v0.8h, v16.8h
abs v4.8h, v20.8h
abs v1.8h, v17.8h
abs v5.8h, v21.8h
abs v2.8h, v18.8h
abs v6.8h, v22.8h
abs v3.8h, v19.8h
abs v7.8h, v23.8h
add v0.8h, v0.8h, v4.8h
add v1.8h, v1.8h, v5.8h
and v0.16b, v0.16b, v30.16b
add v2.8h, v2.8h, v6.8h
add v3.8h, v3.8h, v7.8h
add v0.8h, v0.8h, v2.8h
add v1.8h, v1.8h, v3.8h
uadalp v28.4s, v0.8h
uadalp v28.4s, v1.8h
SUMSUB_AB v6.8h, v7.8h, v23.8h, v19.8h
SUMSUB_AB v4.8h, v5.8h, v22.8h, v18.8h
SUMSUB_AB v2.8h, v3.8h, v21.8h, v17.8h
SUMSUB_AB v1.8h, v0.8h, v16.8h, v20.8h
transpose v16.2d, v17.2d, v6.2d, v7.2d
transpose v18.2d, v19.2d, v4.2d, v5.2d
transpose v20.2d, v21.2d, v2.2d, v3.2d
abs v16.8h, v16.8h
abs v17.8h, v17.8h
abs v18.8h, v18.8h
abs v19.8h, v19.8h
abs v20.8h, v20.8h
abs v21.8h, v21.8h
transpose v7.2d, v6.2d, v1.2d, v0.2d
umax v3.8h, v16.8h, v17.8h
umax v2.8h, v18.8h, v19.8h
umax v1.8h, v20.8h, v21.8h
SUMSUB_AB v4.8h, v5.8h, v7.8h, v6.8h
add v2.8h, v2.8h, v3.8h
add v2.8h, v2.8h, v1.8h
and v4.16b, v4.16b, v31.16b
add v2.8h, v2.8h, v2.8h
abs v5.8h, v5.8h
abs v4.8h, v4.8h
add v2.8h, v2.8h, v5.8h
add v2.8h, v2.8h, v4.8h
uadalp v29.4s, v2.8h
ret
endfunc
SSD_FUNC_SVE 4, 4
SSD_FUNC_SVE 4, 8
SSD_FUNC_SVE 4, 16
SSD_FUNC_SVE 8, 4
SSD_FUNC_SVE 8, 8
pixel_var_sve_8 8
pixel_var_sve_8 16
sa8d_satd_sve_8x8
HADAMARD_AC_SVE 8, 8
HADAMARD_AC_SVE 8, 16
HADAMARD_AC_SVE 16, 8
HADAMARD_AC_SVE 16, 16
#else /* BIT_DEPTH == 10 */
.macro SSD_START_SVE_4
ptrue p0.s, vl4
ld1h {z16.s}, p0/z, [x0]
ld1h {z17.s}, p0/z, [x2]
add x0, x0, x1, lsl #1
add x2, x2, x3, lsl #1
sub v2.4s, v16.4s, v17.4s
ld1h {z16.s}, p0/z, [x0]
ld1h {z17.s}, p0/z, [x2]
add x0, x0, x1, lsl #1
add x2, x2, x3, lsl #1
mul v0.4s, v2.4s, v2.4s
.endm
.macro SSD_SVE_4
sub v2.4s, v16.4s, v17.4s
ld1h {z16.s}, p0/z, [x0]
ld1h {z17.s}, p0/z, [x2]
add x0, x0, x1, lsl #1
add x2, x2, x3, lsl #1
mla v0.4s, v2.4s, v2.4s
.endm
.macro SSD_END_SVE_4
sub v2.4s, v16.4s, v17.4s
mla v0.4s, v2.4s, v2.4s
.endm
.macro SSD_FUNC_SVE w h
function pixel_ssd_\w\()x\h\()_sve, export=1
SSD_START_SVE_\w
.rept \h-2
SSD_SVE_\w
.endr
SSD_END_SVE_\w
addv s0, v0.4s
fmov w0, s0
ret
endfunc
.endm
SSD_FUNC_SVE 4, 4
SSD_FUNC_SVE 4, 8
SSD_FUNC_SVE 4, 16
#endif /* BIT_DEPTH == 8 */
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