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/*
* Copyright (c) 2017 Google Inc.
*
* 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
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/aarch64/asm.S"
// All public functions in this file have the following signature:
// typedef void (*vp9_mc_func)(uint8_t *dst, ptrdiff_t dst_stride,
// const uint8_t *ref, ptrdiff_t ref_stride,
// int h, int mx, int my);
function ff_vp9_avg64_16_neon, export=1
mov x5, x0
sub x1, x1, #64
sub x3, x3, #64
1:
ld1 {v4.8h, v5.8h, v6.8h, v7.8h}, [x2], #64
ld1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x0], #64
ld1 {v20.8h, v21.8h, v22.8h, v23.8h}, [x2], x3
urhadd v0.8h, v0.8h, v4.8h
urhadd v1.8h, v1.8h, v5.8h
ld1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x0], x1
urhadd v2.8h, v2.8h, v6.8h
urhadd v3.8h, v3.8h, v7.8h
subs w4, w4, #1
urhadd v16.8h, v16.8h, v20.8h
urhadd v17.8h, v17.8h, v21.8h
st1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x5], #64
urhadd v18.8h, v18.8h, v22.8h
urhadd v19.8h, v19.8h, v23.8h
st1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x5], x1
b.ne 1b
ret
endfunc
function ff_vp9_avg32_16_neon, export=1
mov x5, x0
1:
ld1 {v4.8h, v5.8h, v6.8h, v7.8h}, [x2], x3
ld1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x0], x1
ld1 {v20.8h, v21.8h, v22.8h, v23.8h}, [x2], x3
urhadd v0.8h, v0.8h, v4.8h
urhadd v1.8h, v1.8h, v5.8h
ld1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x0], x1
urhadd v2.8h, v2.8h, v6.8h
urhadd v3.8h, v3.8h, v7.8h
subs w4, w4, #2
urhadd v16.8h, v16.8h, v20.8h
urhadd v17.8h, v17.8h, v21.8h
st1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x5], x1
urhadd v18.8h, v18.8h, v22.8h
urhadd v19.8h, v19.8h, v23.8h
st1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x5], x1
b.ne 1b
ret
endfunc
function ff_vp9_avg16_16_neon, export=1
1:
ld1 {v2.8h, v3.8h}, [x2], x3
ld1 {v0.8h, v1.8h}, [x0]
urhadd v0.8h, v0.8h, v2.8h
urhadd v1.8h, v1.8h, v3.8h
subs w4, w4, #1
st1 {v0.8h, v1.8h}, [x0], x1
b.ne 1b
ret
endfunc
function ff_vp9_avg8_16_neon, export=1
mov x5, x0
1:
ld1 {v2.8h}, [x2], x3
ld1 {v0.8h}, [x0], x1
ld1 {v3.8h}, [x2], x3
urhadd v0.8h, v0.8h, v2.8h
ld1 {v1.8h}, [x0], x1
urhadd v1.8h, v1.8h, v3.8h
subs w4, w4, #2
st1 {v0.8h}, [x5], x1
st1 {v1.8h}, [x5], x1
b.ne 1b
ret
endfunc
function ff_vp9_avg4_16_neon, export=1
mov x5, x0
1:
ld1 {v2.4h}, [x2], x3
ld1 {v0.4h}, [x0], x1
ld1 {v3.4h}, [x2], x3
urhadd v0.4h, v0.4h, v2.4h
ld1 {v1.4h}, [x0], x1
urhadd v1.4h, v1.4h, v3.4h
subs w4, w4, #2
st1 {v0.4h}, [x5], x1
st1 {v1.8b}, [x5], x1
b.ne 1b
ret
endfunc
// Extract a vector from src1-src2 and src4-src5 (src1-src3 and src4-src6
// for size >= 16), and multiply-accumulate into dst1 and dst5 (or
// dst1-dst2 and dst5-dst6 for size >= 8 and dst1-dst4 and dst5-dst8
// for size >= 16)
.macro extmlal dst1, dst2, dst3, dst4, dst5, dst6, dst7, dst8, src1, src2, src3, src4, src5, src6, offset, size
ext v20.16b, \src1\().16b, \src2\().16b, #(2*\offset)
ext v22.16b, \src4\().16b, \src5\().16b, #(2*\offset)
smlal \dst1\().4s, v20.4h, v0.h[\offset]
smlal \dst5\().4s, v22.4h, v0.h[\offset]
.if \size >= 16
ext v21.16b, \src2\().16b, \src3\().16b, #(2*\offset)
ext v23.16b, \src5\().16b, \src6\().16b, #(2*\offset)
.endif
.if \size >= 8
smlal2 \dst2\().4s, v20.8h, v0.h[\offset]
smlal2 \dst6\().4s, v22.8h, v0.h[\offset]
.endif
.if \size >= 16
smlal \dst3\().4s, v21.4h, v0.h[\offset]
smlal \dst7\().4s, v23.4h, v0.h[\offset]
smlal2 \dst4\().4s, v21.8h, v0.h[\offset]
smlal2 \dst8\().4s, v23.8h, v0.h[\offset]
.endif
.endm
// Instantiate a horizontal filter function for the given size.
// This can work on 4, 8 or 16 pixels in parallel; for larger
// widths it will do 16 pixels at a time and loop horizontally.
// The actual width (in bytes) is passed in x5, the height in w4 and
// the filter coefficients in x9.
.macro do_8tap_h type, size
function \type\()_8tap_\size\()h
sub x2, x2, #6
add x6, x0, x1
add x7, x2, x3
add x1, x1, x1
add x3, x3, x3
// Only size >= 16 loops horizontally and needs
// reduced dst stride
.if \size >= 16
sub x1, x1, x5
.endif
// size >= 16 loads two qwords and increments r2,
// for size 4/8 it's enough with one qword and no
// postincrement
.if \size >= 16
sub x3, x3, x5
sub x3, x3, #16
.endif
// Load the filter vector
ld1 {v0.8h}, [x9]
1:
.if \size >= 16
mov x9, x5
.endif
// Load src
.if \size >= 16
ld1 {v5.8h, v6.8h, v7.8h}, [x2], #48
ld1 {v16.8h, v17.8h, v18.8h}, [x7], #48
.else
ld1 {v5.8h, v6.8h}, [x2]
ld1 {v16.8h, v17.8h}, [x7]
.endif
2:
smull v1.4s, v5.4h, v0.h[0]
smull v24.4s, v16.4h, v0.h[0]
.if \size >= 8
smull2 v2.4s, v5.8h, v0.h[0]
smull2 v25.4s, v16.8h, v0.h[0]
.endif
.if \size >= 16
smull v3.4s, v6.4h, v0.h[0]
smull v26.4s, v17.4h, v0.h[0]
smull2 v4.4s, v6.8h, v0.h[0]
smull2 v27.4s, v17.8h, v0.h[0]
.endif
extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 1, \size
extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 2, \size
extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 3, \size
extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 4, \size
extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 5, \size
extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 6, \size
extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 7, \size
// Round, shift and saturate
// The sqrshrun takes care of clamping negative values to zero, but
// we manually need to do umin with the max pixel value.
sqrshrun v1.4h, v1.4s, #7
sqrshrun v24.4h, v24.4s, #7
.if \size >= 8
sqrshrun2 v1.8h, v2.4s, #7
sqrshrun2 v24.8h, v25.4s, #7
umin v1.8h, v1.8h, v31.8h
umin v24.8h, v24.8h, v31.8h
.if \size >= 16
sqrshrun v2.4h, v3.4s, #7
sqrshrun v25.4h, v26.4s, #7
sqrshrun2 v2.8h, v4.4s, #7
sqrshrun2 v25.8h, v27.4s, #7
umin v2.8h, v2.8h, v31.8h
umin v25.8h, v25.8h, v31.8h
.endif
.else
umin v1.4h, v1.4h, v31.4h
umin v24.4h, v24.4h, v31.4h
.endif
// Average
.ifc \type,avg
.if \size >= 16
ld1 {v3.8h, v4.8h}, [x0]
ld1 {v29.8h, v30.8h}, [x6]
urhadd v1.8h, v1.8h, v3.8h
urhadd v2.8h, v2.8h, v4.8h
urhadd v24.8h, v24.8h, v29.8h
urhadd v25.8h, v25.8h, v30.8h
.elseif \size >= 8
ld1 {v3.8h}, [x0]
ld1 {v4.8h}, [x6]
urhadd v1.8h, v1.8h, v3.8h
urhadd v24.8h, v24.8h, v4.8h
.else
ld1 {v3.4h}, [x0]
ld1 {v4.4h}, [x6]
urhadd v1.4h, v1.4h, v3.4h
urhadd v24.4h, v24.4h, v4.4h
.endif
.endif
// Store and loop horizontally (for size >= 16)
.if \size >= 16
subs x9, x9, #32
st1 {v1.8h, v2.8h}, [x0], #32
st1 {v24.8h, v25.8h}, [x6], #32
b.eq 3f
mov v5.16b, v7.16b
mov v16.16b, v18.16b
ld1 {v6.8h, v7.8h}, [x2], #32
ld1 {v17.8h, v18.8h}, [x7], #32
b 2b
.elseif \size == 8
st1 {v1.8h}, [x0]
st1 {v24.8h}, [x6]
.else // \size == 4
st1 {v1.4h}, [x0]
st1 {v24.4h}, [x6]
.endif
3:
// Loop vertically
add x0, x0, x1
add x6, x6, x1
add x2, x2, x3
add x7, x7, x3
subs w4, w4, #2
b.ne 1b
ret
endfunc
.endm
.macro do_8tap_h_size size
do_8tap_h put, \size
do_8tap_h avg, \size
.endm
do_8tap_h_size 4
do_8tap_h_size 8
do_8tap_h_size 16
.macro do_8tap_h_func type, filter, offset, size, bpp
function ff_vp9_\type\()_\filter\()\size\()_h_\bpp\()_neon, export=1
mvni v31.8h, #((0xff << (\bpp - 8)) & 0xff), lsl #8
movrel x6, X(ff_vp9_subpel_filters), 256*\offset
cmp w5, #8
add x9, x6, w5, uxtw #4
mov x5, #2*\size
.if \size >= 16
b \type\()_8tap_16h
.else
b \type\()_8tap_\size\()h
.endif
endfunc
.endm
.macro do_8tap_h_filters size, bpp
do_8tap_h_func put, regular, 1, \size, \bpp
do_8tap_h_func avg, regular, 1, \size, \bpp
do_8tap_h_func put, sharp, 2, \size, \bpp
do_8tap_h_func avg, sharp, 2, \size, \bpp
do_8tap_h_func put, smooth, 0, \size, \bpp
do_8tap_h_func avg, smooth, 0, \size, \bpp
.endm
.macro do_8tap_h_filters_bpp bpp
do_8tap_h_filters 64, \bpp
do_8tap_h_filters 32, \bpp
do_8tap_h_filters 16, \bpp
do_8tap_h_filters 8, \bpp
do_8tap_h_filters 4, \bpp
.endm
do_8tap_h_filters_bpp 10
do_8tap_h_filters_bpp 12
// Vertical filters
// Round, shift and saturate and store reg1-reg4
.macro do_store4 reg1, reg2, reg3, reg4, tmp1, tmp2, tmp3, tmp4, minreg, type
sqrshrun \reg1\().4h, \reg1\().4s, #7
sqrshrun \reg2\().4h, \reg2\().4s, #7
sqrshrun \reg3\().4h, \reg3\().4s, #7
sqrshrun \reg4\().4h, \reg4\().4s, #7
.ifc \type,avg
ld1 {\tmp1\().4h}, [x7], x1
ld1 {\tmp2\().4h}, [x7], x1
ld1 {\tmp3\().4h}, [x7], x1
ld1 {\tmp4\().4h}, [x7], x1
.endif
umin \reg1\().4h, \reg1\().4h, \minreg\().4h
umin \reg2\().4h, \reg2\().4h, \minreg\().4h
umin \reg3\().4h, \reg3\().4h, \minreg\().4h
umin \reg4\().4h, \reg4\().4h, \minreg\().4h
.ifc \type,avg
urhadd \reg1\().4h, \reg1\().4h, \tmp1\().4h
urhadd \reg2\().4h, \reg2\().4h, \tmp2\().4h
urhadd \reg3\().4h, \reg3\().4h, \tmp3\().4h
urhadd \reg4\().4h, \reg4\().4h, \tmp4\().4h
.endif
st1 {\reg1\().4h}, [x0], x1
st1 {\reg2\().4h}, [x0], x1
st1 {\reg3\().4h}, [x0], x1
st1 {\reg4\().4h}, [x0], x1
.endm
// Round, shift and saturate and store reg1-8, where
// reg1-2, reg3-4 etc pairwise correspond to 4 rows.
.macro do_store8 reg1, reg2, reg3, reg4, reg5, reg6, reg7, reg8, minreg, type
sqrshrun \reg1\().4h, \reg1\().4s, #7
sqrshrun2 \reg1\().8h, \reg2\().4s, #7
sqrshrun \reg2\().4h, \reg3\().4s, #7
sqrshrun2 \reg2\().8h, \reg4\().4s, #7
sqrshrun \reg3\().4h, \reg5\().4s, #7
sqrshrun2 \reg3\().8h, \reg6\().4s, #7
sqrshrun \reg4\().4h, \reg7\().4s, #7
sqrshrun2 \reg4\().8h, \reg8\().4s, #7
.ifc \type,avg
ld1 {\reg5\().8h}, [x7], x1
ld1 {\reg6\().8h}, [x7], x1
ld1 {\reg7\().8h}, [x7], x1
ld1 {\reg8\().8h}, [x7], x1
.endif
umin \reg1\().8h, \reg1\().8h, \minreg\().8h
umin \reg2\().8h, \reg2\().8h, \minreg\().8h
umin \reg3\().8h, \reg3\().8h, \minreg\().8h
umin \reg4\().8h, \reg4\().8h, \minreg\().8h
.ifc \type,avg
urhadd \reg1\().8h, \reg1\().8h, \reg5\().8h
urhadd \reg2\().8h, \reg2\().8h, \reg6\().8h
urhadd \reg3\().8h, \reg3\().8h, \reg7\().8h
urhadd \reg4\().8h, \reg4\().8h, \reg8\().8h
.endif
st1 {\reg1\().8h}, [x0], x1
st1 {\reg2\().8h}, [x0], x1
st1 {\reg3\().8h}, [x0], x1
st1 {\reg4\().8h}, [x0], x1
.endm
// Evaluate the filter twice in parallel, from the inputs src1-src9 into dst1-dst2
// (src1-src8 into dst1, src2-src9 into dst2).
.macro convolve4 dst1, dst2, src1, src2, src3, src4, src5, src6, src7, src8, src9, tmp1, tmp2
smull \dst1\().4s, \src1\().4h, v0.h[0]
smull \dst2\().4s, \src2\().4h, v0.h[0]
smull \tmp1\().4s, \src2\().4h, v0.h[1]
smull \tmp2\().4s, \src3\().4h, v0.h[1]
smlal \dst1\().4s, \src3\().4h, v0.h[2]
smlal \dst2\().4s, \src4\().4h, v0.h[2]
smlal \tmp1\().4s, \src4\().4h, v0.h[3]
smlal \tmp2\().4s, \src5\().4h, v0.h[3]
smlal \dst1\().4s, \src5\().4h, v0.h[4]
smlal \dst2\().4s, \src6\().4h, v0.h[4]
smlal \tmp1\().4s, \src6\().4h, v0.h[5]
smlal \tmp2\().4s, \src7\().4h, v0.h[5]
smlal \dst1\().4s, \src7\().4h, v0.h[6]
smlal \dst2\().4s, \src8\().4h, v0.h[6]
smlal \tmp1\().4s, \src8\().4h, v0.h[7]
smlal \tmp2\().4s, \src9\().4h, v0.h[7]
add \dst1\().4s, \dst1\().4s, \tmp1\().4s
add \dst2\().4s, \dst2\().4s, \tmp2\().4s
.endm
// Evaluate the filter twice in parallel, from the inputs src1-src9 into dst1-dst4
// (src1-src8 into dst1-dst2, src2-src9 into dst3-dst4).
.macro convolve8 dst1, dst2, dst3, dst4, src1, src2, src3, src4, src5, src6, src7, src8, src9
smull \dst1\().4s, \src1\().4h, v0.h[0]
smull2 \dst2\().4s, \src1\().8h, v0.h[0]
smull \dst3\().4s, \src2\().4h, v0.h[0]
smull2 \dst4\().4s, \src2\().8h, v0.h[0]
smlal \dst1\().4s, \src2\().4h, v0.h[1]
smlal2 \dst2\().4s, \src2\().8h, v0.h[1]
smlal \dst3\().4s, \src3\().4h, v0.h[1]
smlal2 \dst4\().4s, \src3\().8h, v0.h[1]
smlal \dst1\().4s, \src3\().4h, v0.h[2]
smlal2 \dst2\().4s, \src3\().8h, v0.h[2]
smlal \dst3\().4s, \src4\().4h, v0.h[2]
smlal2 \dst4\().4s, \src4\().8h, v0.h[2]
smlal \dst1\().4s, \src4\().4h, v0.h[3]
smlal2 \dst2\().4s, \src4\().8h, v0.h[3]
smlal \dst3\().4s, \src5\().4h, v0.h[3]
smlal2 \dst4\().4s, \src5\().8h, v0.h[3]
smlal \dst1\().4s, \src5\().4h, v0.h[4]
smlal2 \dst2\().4s, \src5\().8h, v0.h[4]
smlal \dst3\().4s, \src6\().4h, v0.h[4]
smlal2 \dst4\().4s, \src6\().8h, v0.h[4]
smlal \dst1\().4s, \src6\().4h, v0.h[5]
smlal2 \dst2\().4s, \src6\().8h, v0.h[5]
smlal \dst3\().4s, \src7\().4h, v0.h[5]
smlal2 \dst4\().4s, \src7\().8h, v0.h[5]
smlal \dst1\().4s, \src7\().4h, v0.h[6]
smlal2 \dst2\().4s, \src7\().8h, v0.h[6]
smlal \dst3\().4s, \src8\().4h, v0.h[6]
smlal2 \dst4\().4s, \src8\().8h, v0.h[6]
smlal \dst1\().4s, \src8\().4h, v0.h[7]
smlal2 \dst2\().4s, \src8\().8h, v0.h[7]
smlal \dst3\().4s, \src9\().4h, v0.h[7]
smlal2 \dst4\().4s, \src9\().8h, v0.h[7]
.endm
// Instantiate a vertical filter function for filtering 8 pixels at a time.
// The height is passed in x4, the width in x5 and the filter coefficients
// in x6.
.macro do_8tap_8v type
function \type\()_8tap_8v
sub x2, x2, x3, lsl #1
sub x2, x2, x3
ld1 {v0.8h}, [x6]
1:
.ifc \type,avg
mov x7, x0
.endif
mov x6, x4
ld1 {v17.8h}, [x2], x3
ld1 {v18.8h}, [x2], x3
ld1 {v19.8h}, [x2], x3
ld1 {v20.8h}, [x2], x3
ld1 {v21.8h}, [x2], x3
ld1 {v22.8h}, [x2], x3
ld1 {v23.8h}, [x2], x3
2:
ld1 {v24.8h}, [x2], x3
ld1 {v25.8h}, [x2], x3
ld1 {v26.8h}, [x2], x3
ld1 {v27.8h}, [x2], x3
convolve8 v2, v3, v4, v5, v17, v18, v19, v20, v21, v22, v23, v24, v25
convolve8 v6, v7, v30, v31, v19, v20, v21, v22, v23, v24, v25, v26, v27
do_store8 v2, v3, v4, v5, v6, v7, v30, v31, v1, \type
subs x6, x6, #4
b.eq 8f
ld1 {v16.8h}, [x2], x3
ld1 {v17.8h}, [x2], x3
ld1 {v18.8h}, [x2], x3
ld1 {v19.8h}, [x2], x3
convolve8 v2, v3, v4, v5, v21, v22, v23, v24, v25, v26, v27, v16, v17
convolve8 v6, v7, v20, v21, v23, v24, v25, v26, v27, v16, v17, v18, v19
do_store8 v2, v3, v4, v5, v6, v7, v20, v21, v1, \type
subs x6, x6, #4
b.eq 8f
ld1 {v20.8h}, [x2], x3
ld1 {v21.8h}, [x2], x3
ld1 {v22.8h}, [x2], x3
ld1 {v23.8h}, [x2], x3
convolve8 v2, v3, v4, v5, v25, v26, v27, v16, v17, v18, v19, v20, v21
convolve8 v6, v7, v24, v25, v27, v16, v17, v18, v19, v20, v21, v22, v23
do_store8 v2, v3, v4, v5, v6, v7, v24, v25, v1, \type
subs x6, x6, #4
b.ne 2b
8:
subs x5, x5, #8
b.eq 9f
// x0 -= h * dst_stride
msub x0, x1, x4, x0
// x2 -= h * src_stride
msub x2, x3, x4, x2
// x2 -= 8 * src_stride
sub x2, x2, x3, lsl #3
// x2 += 1 * src_stride
add x2, x2, x3
add x2, x2, #16
add x0, x0, #16
b 1b
9:
ret
endfunc
.endm
do_8tap_8v put
do_8tap_8v avg
// Instantiate a vertical filter function for filtering a 4 pixels wide
// slice. This only is designed to work for 4 or 8 output lines.
.macro do_8tap_4v type
function \type\()_8tap_4v
sub x2, x2, x3, lsl #1
sub x2, x2, x3
ld1 {v0.8h}, [x6]
.ifc \type,avg
mov x7, x0
.endif
ld1 {v16.4h}, [x2], x3
ld1 {v17.4h}, [x2], x3
ld1 {v18.4h}, [x2], x3
ld1 {v19.4h}, [x2], x3
ld1 {v20.4h}, [x2], x3
ld1 {v21.4h}, [x2], x3
ld1 {v22.4h}, [x2], x3
ld1 {v23.4h}, [x2], x3
ld1 {v24.4h}, [x2], x3
ld1 {v25.4h}, [x2], x3
ld1 {v26.4h}, [x2], x3
convolve4 v2, v3, v16, v17, v18, v19, v20, v21, v22, v23, v24, v30, v31
convolve4 v4, v5, v18, v19, v20, v21, v22, v23, v24, v25, v26, v30, v31
do_store4 v2, v3, v4, v5, v28, v29, v30, v31, v1, \type
subs x4, x4, #4
b.eq 9f
ld1 {v27.4h}, [x2], x3
ld1 {v28.4h}, [x2], x3
ld1 {v29.4h}, [x2], x3
ld1 {v30.4h}, [x2], x3
convolve4 v2, v3, v20, v21, v22, v23, v24, v25, v26, v27, v28, v16, v17
convolve4 v4, v5, v22, v23, v24, v25, v26, v27, v28, v29, v30, v16, v17
do_store4 v2, v3, v4, v5, v16, v17, v18, v19, v1, \type
9:
ret
endfunc
.endm
do_8tap_4v put
do_8tap_4v avg
.macro do_8tap_v_func type, filter, offset, size, bpp
function ff_vp9_\type\()_\filter\()\size\()_v_\bpp\()_neon, export=1
uxtw x4, w4
mvni v1.8h, #((0xff << (\bpp - 8)) & 0xff), lsl #8
movrel x5, X(ff_vp9_subpel_filters), 256*\offset
add x6, x5, w6, uxtw #4
mov x5, #\size
.if \size >= 8
b \type\()_8tap_8v
.else
b \type\()_8tap_4v
.endif
endfunc
.endm
.macro do_8tap_v_filters size, bpp
do_8tap_v_func put, regular, 1, \size, \bpp
do_8tap_v_func avg, regular, 1, \size, \bpp
do_8tap_v_func put, sharp, 2, \size, \bpp
do_8tap_v_func avg, sharp, 2, \size, \bpp
do_8tap_v_func put, smooth, 0, \size, \bpp
do_8tap_v_func avg, smooth, 0, \size, \bpp
.endm
.macro do_8tap_v_filters_bpp bpp
do_8tap_v_filters 64, \bpp
do_8tap_v_filters 32, \bpp
do_8tap_v_filters 16, \bpp
do_8tap_v_filters 8, \bpp
do_8tap_v_filters 4, \bpp
.endm
do_8tap_v_filters_bpp 10
do_8tap_v_filters_bpp 12