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607 lines
23 KiB
ArmAsm
Executable File
607 lines
23 KiB
ArmAsm
Executable File
/*
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* Copyright (c) 2017 Google Inc.
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/aarch64/asm.S"
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// All public functions in this file have the following signature:
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// typedef void (*vp9_mc_func)(uint8_t *dst, ptrdiff_t dst_stride,
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// const uint8_t *ref, ptrdiff_t ref_stride,
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// int h, int mx, int my);
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function ff_vp9_avg64_16_neon, export=1
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mov x5, x0
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sub x1, x1, #64
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sub x3, x3, #64
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1:
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ld1 {v4.8h, v5.8h, v6.8h, v7.8h}, [x2], #64
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ld1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x0], #64
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ld1 {v20.8h, v21.8h, v22.8h, v23.8h}, [x2], x3
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urhadd v0.8h, v0.8h, v4.8h
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urhadd v1.8h, v1.8h, v5.8h
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ld1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x0], x1
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urhadd v2.8h, v2.8h, v6.8h
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urhadd v3.8h, v3.8h, v7.8h
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subs w4, w4, #1
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urhadd v16.8h, v16.8h, v20.8h
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urhadd v17.8h, v17.8h, v21.8h
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st1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x5], #64
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urhadd v18.8h, v18.8h, v22.8h
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urhadd v19.8h, v19.8h, v23.8h
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st1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x5], x1
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b.ne 1b
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ret
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endfunc
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function ff_vp9_avg32_16_neon, export=1
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mov x5, x0
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1:
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ld1 {v4.8h, v5.8h, v6.8h, v7.8h}, [x2], x3
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ld1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x0], x1
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ld1 {v20.8h, v21.8h, v22.8h, v23.8h}, [x2], x3
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urhadd v0.8h, v0.8h, v4.8h
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urhadd v1.8h, v1.8h, v5.8h
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ld1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x0], x1
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urhadd v2.8h, v2.8h, v6.8h
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urhadd v3.8h, v3.8h, v7.8h
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subs w4, w4, #2
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urhadd v16.8h, v16.8h, v20.8h
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urhadd v17.8h, v17.8h, v21.8h
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st1 {v0.8h, v1.8h, v2.8h, v3.8h}, [x5], x1
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urhadd v18.8h, v18.8h, v22.8h
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urhadd v19.8h, v19.8h, v23.8h
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st1 {v16.8h, v17.8h, v18.8h, v19.8h}, [x5], x1
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b.ne 1b
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ret
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endfunc
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function ff_vp9_avg16_16_neon, export=1
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1:
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ld1 {v2.8h, v3.8h}, [x2], x3
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ld1 {v0.8h, v1.8h}, [x0]
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urhadd v0.8h, v0.8h, v2.8h
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urhadd v1.8h, v1.8h, v3.8h
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subs w4, w4, #1
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st1 {v0.8h, v1.8h}, [x0], x1
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b.ne 1b
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ret
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endfunc
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function ff_vp9_avg8_16_neon, export=1
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mov x5, x0
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1:
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ld1 {v2.8h}, [x2], x3
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ld1 {v0.8h}, [x0], x1
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ld1 {v3.8h}, [x2], x3
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urhadd v0.8h, v0.8h, v2.8h
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ld1 {v1.8h}, [x0], x1
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urhadd v1.8h, v1.8h, v3.8h
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subs w4, w4, #2
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st1 {v0.8h}, [x5], x1
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st1 {v1.8h}, [x5], x1
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b.ne 1b
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ret
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endfunc
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function ff_vp9_avg4_16_neon, export=1
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mov x5, x0
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1:
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ld1 {v2.4h}, [x2], x3
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ld1 {v0.4h}, [x0], x1
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ld1 {v3.4h}, [x2], x3
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urhadd v0.4h, v0.4h, v2.4h
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ld1 {v1.4h}, [x0], x1
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urhadd v1.4h, v1.4h, v3.4h
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subs w4, w4, #2
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st1 {v0.4h}, [x5], x1
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st1 {v1.8b}, [x5], x1
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b.ne 1b
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ret
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endfunc
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// Extract a vector from src1-src2 and src4-src5 (src1-src3 and src4-src6
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// for size >= 16), and multiply-accumulate into dst1 and dst5 (or
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// dst1-dst2 and dst5-dst6 for size >= 8 and dst1-dst4 and dst5-dst8
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// for size >= 16)
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.macro extmlal dst1, dst2, dst3, dst4, dst5, dst6, dst7, dst8, src1, src2, src3, src4, src5, src6, offset, size
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ext v20.16b, \src1\().16b, \src2\().16b, #(2*\offset)
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ext v22.16b, \src4\().16b, \src5\().16b, #(2*\offset)
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smlal \dst1\().4s, v20.4h, v0.h[\offset]
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smlal \dst5\().4s, v22.4h, v0.h[\offset]
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.if \size >= 16
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ext v21.16b, \src2\().16b, \src3\().16b, #(2*\offset)
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ext v23.16b, \src5\().16b, \src6\().16b, #(2*\offset)
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.endif
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.if \size >= 8
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smlal2 \dst2\().4s, v20.8h, v0.h[\offset]
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smlal2 \dst6\().4s, v22.8h, v0.h[\offset]
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.endif
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.if \size >= 16
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smlal \dst3\().4s, v21.4h, v0.h[\offset]
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smlal \dst7\().4s, v23.4h, v0.h[\offset]
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smlal2 \dst4\().4s, v21.8h, v0.h[\offset]
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smlal2 \dst8\().4s, v23.8h, v0.h[\offset]
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.endif
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.endm
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// Instantiate a horizontal filter function for the given size.
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// This can work on 4, 8 or 16 pixels in parallel; for larger
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// widths it will do 16 pixels at a time and loop horizontally.
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// The actual width (in bytes) is passed in x5, the height in w4 and
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// the filter coefficients in x9.
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.macro do_8tap_h type, size
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function \type\()_8tap_\size\()h
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sub x2, x2, #6
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add x6, x0, x1
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add x7, x2, x3
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add x1, x1, x1
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add x3, x3, x3
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// Only size >= 16 loops horizontally and needs
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// reduced dst stride
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.if \size >= 16
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sub x1, x1, x5
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.endif
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// size >= 16 loads two qwords and increments r2,
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// for size 4/8 it's enough with one qword and no
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// postincrement
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.if \size >= 16
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sub x3, x3, x5
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sub x3, x3, #16
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.endif
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// Load the filter vector
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ld1 {v0.8h}, [x9]
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1:
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.if \size >= 16
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mov x9, x5
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.endif
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// Load src
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.if \size >= 16
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ld1 {v5.8h, v6.8h, v7.8h}, [x2], #48
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ld1 {v16.8h, v17.8h, v18.8h}, [x7], #48
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.else
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ld1 {v5.8h, v6.8h}, [x2]
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ld1 {v16.8h, v17.8h}, [x7]
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.endif
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2:
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smull v1.4s, v5.4h, v0.h[0]
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smull v24.4s, v16.4h, v0.h[0]
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.if \size >= 8
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smull2 v2.4s, v5.8h, v0.h[0]
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smull2 v25.4s, v16.8h, v0.h[0]
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.endif
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.if \size >= 16
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smull v3.4s, v6.4h, v0.h[0]
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smull v26.4s, v17.4h, v0.h[0]
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smull2 v4.4s, v6.8h, v0.h[0]
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smull2 v27.4s, v17.8h, v0.h[0]
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.endif
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extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 1, \size
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extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 2, \size
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extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 3, \size
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extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 4, \size
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extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 5, \size
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extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 6, \size
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extmlal v1, v2, v3, v4, v24, v25, v26, v27, v5, v6, v7, v16, v17, v18, 7, \size
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// Round, shift and saturate
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// The sqrshrun takes care of clamping negative values to zero, but
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// we manually need to do umin with the max pixel value.
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sqrshrun v1.4h, v1.4s, #7
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sqrshrun v24.4h, v24.4s, #7
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.if \size >= 8
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sqrshrun2 v1.8h, v2.4s, #7
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sqrshrun2 v24.8h, v25.4s, #7
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umin v1.8h, v1.8h, v31.8h
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umin v24.8h, v24.8h, v31.8h
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.if \size >= 16
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sqrshrun v2.4h, v3.4s, #7
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sqrshrun v25.4h, v26.4s, #7
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sqrshrun2 v2.8h, v4.4s, #7
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sqrshrun2 v25.8h, v27.4s, #7
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umin v2.8h, v2.8h, v31.8h
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umin v25.8h, v25.8h, v31.8h
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.endif
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.else
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umin v1.4h, v1.4h, v31.4h
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umin v24.4h, v24.4h, v31.4h
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.endif
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// Average
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.ifc \type,avg
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.if \size >= 16
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ld1 {v3.8h, v4.8h}, [x0]
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ld1 {v29.8h, v30.8h}, [x6]
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urhadd v1.8h, v1.8h, v3.8h
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urhadd v2.8h, v2.8h, v4.8h
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urhadd v24.8h, v24.8h, v29.8h
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urhadd v25.8h, v25.8h, v30.8h
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.elseif \size >= 8
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ld1 {v3.8h}, [x0]
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ld1 {v4.8h}, [x6]
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urhadd v1.8h, v1.8h, v3.8h
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urhadd v24.8h, v24.8h, v4.8h
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.else
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ld1 {v3.4h}, [x0]
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ld1 {v4.4h}, [x6]
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urhadd v1.4h, v1.4h, v3.4h
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urhadd v24.4h, v24.4h, v4.4h
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.endif
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.endif
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// Store and loop horizontally (for size >= 16)
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.if \size >= 16
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subs x9, x9, #32
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st1 {v1.8h, v2.8h}, [x0], #32
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st1 {v24.8h, v25.8h}, [x6], #32
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b.eq 3f
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mov v5.16b, v7.16b
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mov v16.16b, v18.16b
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ld1 {v6.8h, v7.8h}, [x2], #32
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ld1 {v17.8h, v18.8h}, [x7], #32
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b 2b
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.elseif \size == 8
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st1 {v1.8h}, [x0]
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st1 {v24.8h}, [x6]
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.else // \size == 4
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st1 {v1.4h}, [x0]
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st1 {v24.4h}, [x6]
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.endif
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3:
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// Loop vertically
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add x0, x0, x1
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add x6, x6, x1
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add x2, x2, x3
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add x7, x7, x3
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subs w4, w4, #2
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b.ne 1b
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ret
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endfunc
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.endm
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.macro do_8tap_h_size size
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do_8tap_h put, \size
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do_8tap_h avg, \size
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.endm
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do_8tap_h_size 4
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do_8tap_h_size 8
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do_8tap_h_size 16
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.macro do_8tap_h_func type, filter, offset, size, bpp
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function ff_vp9_\type\()_\filter\()\size\()_h_\bpp\()_neon, export=1
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mvni v31.8h, #((0xff << (\bpp - 8)) & 0xff), lsl #8
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movrel x6, X(ff_vp9_subpel_filters), 256*\offset
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cmp w5, #8
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add x9, x6, w5, uxtw #4
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mov x5, #2*\size
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.if \size >= 16
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b \type\()_8tap_16h
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.else
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b \type\()_8tap_\size\()h
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.endif
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endfunc
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.endm
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.macro do_8tap_h_filters size, bpp
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do_8tap_h_func put, regular, 1, \size, \bpp
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do_8tap_h_func avg, regular, 1, \size, \bpp
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do_8tap_h_func put, sharp, 2, \size, \bpp
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do_8tap_h_func avg, sharp, 2, \size, \bpp
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do_8tap_h_func put, smooth, 0, \size, \bpp
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do_8tap_h_func avg, smooth, 0, \size, \bpp
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.endm
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.macro do_8tap_h_filters_bpp bpp
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do_8tap_h_filters 64, \bpp
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do_8tap_h_filters 32, \bpp
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do_8tap_h_filters 16, \bpp
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do_8tap_h_filters 8, \bpp
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do_8tap_h_filters 4, \bpp
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.endm
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do_8tap_h_filters_bpp 10
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do_8tap_h_filters_bpp 12
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// Vertical filters
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// Round, shift and saturate and store reg1-reg4
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.macro do_store4 reg1, reg2, reg3, reg4, tmp1, tmp2, tmp3, tmp4, minreg, type
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sqrshrun \reg1\().4h, \reg1\().4s, #7
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sqrshrun \reg2\().4h, \reg2\().4s, #7
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sqrshrun \reg3\().4h, \reg3\().4s, #7
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sqrshrun \reg4\().4h, \reg4\().4s, #7
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.ifc \type,avg
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ld1 {\tmp1\().4h}, [x7], x1
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ld1 {\tmp2\().4h}, [x7], x1
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ld1 {\tmp3\().4h}, [x7], x1
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ld1 {\tmp4\().4h}, [x7], x1
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.endif
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umin \reg1\().4h, \reg1\().4h, \minreg\().4h
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umin \reg2\().4h, \reg2\().4h, \minreg\().4h
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umin \reg3\().4h, \reg3\().4h, \minreg\().4h
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umin \reg4\().4h, \reg4\().4h, \minreg\().4h
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.ifc \type,avg
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urhadd \reg1\().4h, \reg1\().4h, \tmp1\().4h
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urhadd \reg2\().4h, \reg2\().4h, \tmp2\().4h
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urhadd \reg3\().4h, \reg3\().4h, \tmp3\().4h
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urhadd \reg4\().4h, \reg4\().4h, \tmp4\().4h
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.endif
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st1 {\reg1\().4h}, [x0], x1
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st1 {\reg2\().4h}, [x0], x1
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st1 {\reg3\().4h}, [x0], x1
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st1 {\reg4\().4h}, [x0], x1
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.endm
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// Round, shift and saturate and store reg1-8, where
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// reg1-2, reg3-4 etc pairwise correspond to 4 rows.
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.macro do_store8 reg1, reg2, reg3, reg4, reg5, reg6, reg7, reg8, minreg, type
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sqrshrun \reg1\().4h, \reg1\().4s, #7
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sqrshrun2 \reg1\().8h, \reg2\().4s, #7
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sqrshrun \reg2\().4h, \reg3\().4s, #7
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sqrshrun2 \reg2\().8h, \reg4\().4s, #7
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sqrshrun \reg3\().4h, \reg5\().4s, #7
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sqrshrun2 \reg3\().8h, \reg6\().4s, #7
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sqrshrun \reg4\().4h, \reg7\().4s, #7
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sqrshrun2 \reg4\().8h, \reg8\().4s, #7
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.ifc \type,avg
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ld1 {\reg5\().8h}, [x7], x1
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ld1 {\reg6\().8h}, [x7], x1
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ld1 {\reg7\().8h}, [x7], x1
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ld1 {\reg8\().8h}, [x7], x1
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.endif
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umin \reg1\().8h, \reg1\().8h, \minreg\().8h
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umin \reg2\().8h, \reg2\().8h, \minreg\().8h
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umin \reg3\().8h, \reg3\().8h, \minreg\().8h
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umin \reg4\().8h, \reg4\().8h, \minreg\().8h
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|
.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
|