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452 lines
15 KiB
452 lines
15 KiB
/* |
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* Copyright (c) 2008 Mans Rullgard <mans@mansr.com> |
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* Copyright (c) 2013 Janne Grunau <janne-libav@jannau.net> |
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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 "config_components.h" |
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#include "libavutil/aarch64/asm.S" |
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/* chroma_mc8(uint8_t *dst, const uint8_t *src, ptrdiff_t stride, int h, int x, int y) */ |
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.macro h264_chroma_mc8 type, codec=h264 |
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function ff_\type\()_\codec\()_chroma_mc8_neon, export=1 |
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.ifc \type,avg |
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mov x8, x0 |
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.endif |
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prfm pldl1strm, [x1] |
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prfm pldl1strm, [x1, x2] |
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.ifc \codec,rv40 |
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movrel x6, rv40bias |
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lsr w9, w5, #1 |
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lsr w10, w4, #1 |
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lsl w9, w9, #3 |
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lsl w10, w10, #1 |
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add w9, w9, w10 |
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add x6, x6, w9, uxtw |
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ld1r {v22.8h}, [x6] |
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.endif |
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.ifc \codec,vc1 |
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movi v22.8h, #28 |
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.endif |
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mul w7, w4, w5 |
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lsl w14, w5, #3 |
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lsl w13, w4, #3 |
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cmp w7, #0 |
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sub w6, w14, w7 |
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sub w12, w13, w7 |
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sub w4, w7, w13 |
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sub w4, w4, w14 |
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add w4, w4, #64 |
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b.eq 2f |
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dup v0.8b, w4 |
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dup v1.8b, w12 |
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ld1 {v4.8b, v5.8b}, [x1], x2 |
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dup v2.8b, w6 |
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dup v3.8b, w7 |
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ext v5.8b, v4.8b, v5.8b, #1 |
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1: ld1 {v6.8b, v7.8b}, [x1], x2 |
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umull v16.8h, v4.8b, v0.8b |
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umlal v16.8h, v5.8b, v1.8b |
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ext v7.8b, v6.8b, v7.8b, #1 |
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ld1 {v4.8b, v5.8b}, [x1], x2 |
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umlal v16.8h, v6.8b, v2.8b |
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prfm pldl1strm, [x1] |
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ext v5.8b, v4.8b, v5.8b, #1 |
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umlal v16.8h, v7.8b, v3.8b |
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umull v17.8h, v6.8b, v0.8b |
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subs w3, w3, #2 |
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umlal v17.8h, v7.8b, v1.8b |
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umlal v17.8h, v4.8b, v2.8b |
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umlal v17.8h, v5.8b, v3.8b |
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prfm pldl1strm, [x1, x2] |
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.ifc \codec,h264 |
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rshrn v16.8b, v16.8h, #6 |
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rshrn v17.8b, v17.8h, #6 |
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.else |
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add v16.8h, v16.8h, v22.8h |
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add v17.8h, v17.8h, v22.8h |
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shrn v16.8b, v16.8h, #6 |
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shrn v17.8b, v17.8h, #6 |
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.endif |
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.ifc \type,avg |
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ld1 {v20.8b}, [x8], x2 |
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ld1 {v21.8b}, [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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urhadd v17.8b, v17.8b, v21.8b |
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.endif |
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st1 {v16.8b}, [x0], x2 |
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st1 {v17.8b}, [x0], x2 |
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b.gt 1b |
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ret |
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2: adds w12, w12, w6 |
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dup v0.8b, w4 |
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b.eq 5f |
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tst w6, w6 |
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dup v1.8b, w12 |
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b.eq 4f |
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ld1 {v4.8b}, [x1], x2 |
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3: ld1 {v6.8b}, [x1], x2 |
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umull v16.8h, v4.8b, v0.8b |
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umlal v16.8h, v6.8b, v1.8b |
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ld1 {v4.8b}, [x1], x2 |
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umull v17.8h, v6.8b, v0.8b |
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umlal v17.8h, v4.8b, v1.8b |
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prfm pldl1strm, [x1] |
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.ifc \codec,h264 |
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rshrn v16.8b, v16.8h, #6 |
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rshrn v17.8b, v17.8h, #6 |
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.else |
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add v16.8h, v16.8h, v22.8h |
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add v17.8h, v17.8h, v22.8h |
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shrn v16.8b, v16.8h, #6 |
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shrn v17.8b, v17.8h, #6 |
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.endif |
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prfm pldl1strm, [x1, x2] |
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.ifc \type,avg |
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ld1 {v20.8b}, [x8], x2 |
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ld1 {v21.8b}, [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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urhadd v17.8b, v17.8b, v21.8b |
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.endif |
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subs w3, w3, #2 |
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st1 {v16.8b}, [x0], x2 |
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st1 {v17.8b}, [x0], x2 |
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b.gt 3b |
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ret |
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4: ld1 {v4.8b, v5.8b}, [x1], x2 |
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ld1 {v6.8b, v7.8b}, [x1], x2 |
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ext v5.8b, v4.8b, v5.8b, #1 |
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ext v7.8b, v6.8b, v7.8b, #1 |
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prfm pldl1strm, [x1] |
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subs w3, w3, #2 |
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umull v16.8h, v4.8b, v0.8b |
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umlal v16.8h, v5.8b, v1.8b |
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umull v17.8h, v6.8b, v0.8b |
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umlal v17.8h, v7.8b, v1.8b |
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prfm pldl1strm, [x1, x2] |
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.ifc \codec,h264 |
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rshrn v16.8b, v16.8h, #6 |
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rshrn v17.8b, v17.8h, #6 |
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.else |
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add v16.8h, v16.8h, v22.8h |
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add v17.8h, v17.8h, v22.8h |
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shrn v16.8b, v16.8h, #6 |
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shrn v17.8b, v17.8h, #6 |
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.endif |
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.ifc \type,avg |
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ld1 {v20.8b}, [x8], x2 |
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ld1 {v21.8b}, [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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urhadd v17.8b, v17.8b, v21.8b |
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.endif |
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st1 {v16.8b}, [x0], x2 |
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st1 {v17.8b}, [x0], x2 |
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b.gt 4b |
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ret |
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5: ld1 {v4.8b}, [x1], x2 |
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ld1 {v5.8b}, [x1], x2 |
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prfm pldl1strm, [x1] |
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subs w3, w3, #2 |
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umull v16.8h, v4.8b, v0.8b |
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umull v17.8h, v5.8b, v0.8b |
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prfm pldl1strm, [x1, x2] |
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.ifc \codec,h264 |
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rshrn v16.8b, v16.8h, #6 |
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rshrn v17.8b, v17.8h, #6 |
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.else |
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add v16.8h, v16.8h, v22.8h |
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add v17.8h, v17.8h, v22.8h |
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shrn v16.8b, v16.8h, #6 |
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shrn v17.8b, v17.8h, #6 |
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.endif |
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.ifc \type,avg |
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ld1 {v20.8b}, [x8], x2 |
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ld1 {v21.8b}, [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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urhadd v17.8b, v17.8b, v21.8b |
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.endif |
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st1 {v16.8b}, [x0], x2 |
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st1 {v17.8b}, [x0], x2 |
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b.gt 5b |
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ret |
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endfunc |
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.endm |
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/* chroma_mc4(uint8_t *dst, const uint8_t *src, ptrdiff_t stride, int h, int x, int y) */ |
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.macro h264_chroma_mc4 type, codec=h264 |
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function ff_\type\()_\codec\()_chroma_mc4_neon, export=1 |
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.ifc \type,avg |
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mov x8, x0 |
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.endif |
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prfm pldl1strm, [x1] |
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prfm pldl1strm, [x1, x2] |
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.ifc \codec,rv40 |
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movrel x6, rv40bias |
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lsr w9, w5, #1 |
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lsr w10, w4, #1 |
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lsl w9, w9, #3 |
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lsl w10, w10, #1 |
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add w9, w9, w10 |
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add x6, x6, w9, uxtw |
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ld1r {v22.8h}, [x6] |
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.endif |
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.ifc \codec,vc1 |
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movi v22.8h, #28 |
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.endif |
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mul w7, w4, w5 |
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lsl w14, w5, #3 |
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lsl w13, w4, #3 |
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cmp w7, #0 |
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sub w6, w14, w7 |
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sub w12, w13, w7 |
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sub w4, w7, w13 |
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sub w4, w4, w14 |
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add w4, w4, #64 |
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b.eq 2f |
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dup v24.8b, w4 |
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dup v25.8b, w12 |
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ld1 {v4.8b}, [x1], x2 |
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dup v26.8b, w6 |
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dup v27.8b, w7 |
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ext v5.8b, v4.8b, v5.8b, #1 |
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trn1 v0.2s, v24.2s, v25.2s |
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trn1 v2.2s, v26.2s, v27.2s |
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trn1 v4.2s, v4.2s, v5.2s |
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1: ld1 {v6.8b}, [x1], x2 |
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ext v7.8b, v6.8b, v7.8b, #1 |
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trn1 v6.2s, v6.2s, v7.2s |
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umull v18.8h, v4.8b, v0.8b |
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umlal v18.8h, v6.8b, v2.8b |
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ld1 {v4.8b}, [x1], x2 |
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ext v5.8b, v4.8b, v5.8b, #1 |
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trn1 v4.2s, v4.2s, v5.2s |
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prfm pldl1strm, [x1] |
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umull v19.8h, v6.8b, v0.8b |
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umlal v19.8h, v4.8b, v2.8b |
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trn1 v30.2d, v18.2d, v19.2d |
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trn2 v31.2d, v18.2d, v19.2d |
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add v18.8h, v30.8h, v31.8h |
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.ifc \codec,h264 |
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rshrn v16.8b, v18.8h, #6 |
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.else |
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add v18.8h, v18.8h, v22.8h |
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shrn v16.8b, v18.8h, #6 |
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.endif |
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subs w3, w3, #2 |
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prfm pldl1strm, [x1, x2] |
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.ifc \type,avg |
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ld1 {v20.s}[0], [x8], x2 |
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ld1 {v20.s}[1], [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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.endif |
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st1 {v16.s}[0], [x0], x2 |
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st1 {v16.s}[1], [x0], x2 |
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b.gt 1b |
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ret |
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2: adds w12, w12, w6 |
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dup v30.8b, w4 |
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b.eq 5f |
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tst w6, w6 |
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dup v31.8b, w12 |
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trn1 v0.2s, v30.2s, v31.2s |
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trn2 v1.2s, v30.2s, v31.2s |
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b.eq 4f |
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ext v1.8b, v0.8b, v1.8b, #4 |
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ld1 {v4.s}[0], [x1], x2 |
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3: ld1 {v4.s}[1], [x1], x2 |
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umull v18.8h, v4.8b, v0.8b |
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ld1 {v4.s}[0], [x1], x2 |
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umull v19.8h, v4.8b, v1.8b |
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trn1 v30.2d, v18.2d, v19.2d |
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trn2 v31.2d, v18.2d, v19.2d |
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add v18.8h, v30.8h, v31.8h |
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prfm pldl1strm, [x1] |
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.ifc \codec,h264 |
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rshrn v16.8b, v18.8h, #6 |
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.else |
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add v18.8h, v18.8h, v22.8h |
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shrn v16.8b, v18.8h, #6 |
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.endif |
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.ifc \type,avg |
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ld1 {v20.s}[0], [x8], x2 |
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ld1 {v20.s}[1], [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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.endif |
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subs w3, w3, #2 |
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prfm pldl1strm, [x1, x2] |
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st1 {v16.s}[0], [x0], x2 |
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st1 {v16.s}[1], [x0], x2 |
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b.gt 3b |
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ret |
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4: ld1 {v4.8b}, [x1], x2 |
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ld1 {v6.8b}, [x1], x2 |
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ext v5.8b, v4.8b, v5.8b, #1 |
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ext v7.8b, v6.8b, v7.8b, #1 |
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trn1 v4.2s, v4.2s, v5.2s |
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trn1 v6.2s, v6.2s, v7.2s |
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umull v18.8h, v4.8b, v0.8b |
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umull v19.8h, v6.8b, v0.8b |
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subs w3, w3, #2 |
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trn1 v30.2d, v18.2d, v19.2d |
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trn2 v31.2d, v18.2d, v19.2d |
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add v18.8h, v30.8h, v31.8h |
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prfm pldl1strm, [x1] |
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.ifc \codec,h264 |
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rshrn v16.8b, v18.8h, #6 |
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.else |
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add v18.8h, v18.8h, v22.8h |
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shrn v16.8b, v18.8h, #6 |
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.endif |
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.ifc \type,avg |
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ld1 {v20.s}[0], [x8], x2 |
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ld1 {v20.s}[1], [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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.endif |
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prfm pldl1strm, [x1] |
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st1 {v16.s}[0], [x0], x2 |
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st1 {v16.s}[1], [x0], x2 |
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b.gt 4b |
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ret |
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5: ld1 {v4.s}[0], [x1], x2 |
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ld1 {v4.s}[1], [x1], x2 |
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umull v18.8h, v4.8b, v30.8b |
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subs w3, w3, #2 |
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prfm pldl1strm, [x1] |
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.ifc \codec,h264 |
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rshrn v16.8b, v18.8h, #6 |
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.else |
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add v18.8h, v18.8h, v22.8h |
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shrn v16.8b, v18.8h, #6 |
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.endif |
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.ifc \type,avg |
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ld1 {v20.s}[0], [x8], x2 |
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ld1 {v20.s}[1], [x8], x2 |
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urhadd v16.8b, v16.8b, v20.8b |
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.endif |
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prfm pldl1strm, [x1] |
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st1 {v16.s}[0], [x0], x2 |
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st1 {v16.s}[1], [x0], x2 |
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b.gt 5b |
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ret |
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endfunc |
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.endm |
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.macro h264_chroma_mc2 type |
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function ff_\type\()_h264_chroma_mc2_neon, export=1 |
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prfm pldl1strm, [x1] |
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prfm pldl1strm, [x1, x2] |
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orr w7, w4, w5 |
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cbz w7, 2f |
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mul w7, w4, w5 |
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lsl w14, w5, #3 |
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lsl w13, w4, #3 |
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sub w6, w14, w7 |
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sub w12, w13, w7 |
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sub w4, w7, w13 |
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sub w4, w4, w14 |
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add w4, w4, #64 |
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dup v0.8b, w4 |
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dup v2.8b, w12 |
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dup v1.8b, w6 |
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dup v3.8b, w7 |
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trn1 v0.4h, v0.4h, v2.4h |
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trn1 v1.4h, v1.4h, v3.4h |
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1: |
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ld1 {v4.s}[0], [x1], x2 |
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ld1 {v4.s}[1], [x1], x2 |
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rev64 v5.2s, v4.2s |
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ld1 {v5.s}[1], [x1] |
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ext v6.8b, v4.8b, v5.8b, #1 |
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ext v7.8b, v5.8b, v4.8b, #1 |
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trn1 v4.4h, v4.4h, v6.4h |
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trn1 v5.4h, v5.4h, v7.4h |
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umull v16.8h, v4.8b, v0.8b |
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umlal v16.8h, v5.8b, v1.8b |
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.ifc \type,avg |
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ld1 {v18.h}[0], [x0], x2 |
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ld1 {v18.h}[2], [x0] |
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sub x0, x0, x2 |
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.endif |
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rev64 v17.4s, v16.4s |
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add v16.8h, v16.8h, v17.8h |
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rshrn v16.8b, v16.8h, #6 |
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.ifc \type,avg |
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urhadd v16.8b, v16.8b, v18.8b |
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.endif |
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st1 {v16.h}[0], [x0], x2 |
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st1 {v16.h}[2], [x0], x2 |
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subs w3, w3, #2 |
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b.gt 1b |
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ret |
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2: |
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ld1 {v16.h}[0], [x1], x2 |
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ld1 {v16.h}[1], [x1], x2 |
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.ifc \type,avg |
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ld1 {v18.h}[0], [x0], x2 |
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ld1 {v18.h}[1], [x0] |
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sub x0, x0, x2 |
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urhadd v16.8b, v16.8b, v18.8b |
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.endif |
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st1 {v16.h}[0], [x0], x2 |
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st1 {v16.h}[1], [x0], x2 |
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subs w3, w3, #2 |
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b.gt 2b |
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ret |
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endfunc |
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.endm |
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h264_chroma_mc8 put |
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h264_chroma_mc8 avg |
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h264_chroma_mc4 put |
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h264_chroma_mc4 avg |
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h264_chroma_mc2 put |
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h264_chroma_mc2 avg |
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|
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#if CONFIG_RV40_DECODER |
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const rv40bias |
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.short 0, 16, 32, 16 |
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.short 32, 28, 32, 28 |
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.short 0, 32, 16, 32 |
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.short 32, 28, 32, 28 |
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endconst |
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|
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h264_chroma_mc8 put, rv40 |
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h264_chroma_mc8 avg, rv40 |
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h264_chroma_mc4 put, rv40 |
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h264_chroma_mc4 avg, rv40 |
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#endif |
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|
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#if CONFIG_VC1DSP |
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h264_chroma_mc8 put, vc1 |
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h264_chroma_mc8 avg, vc1 |
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h264_chroma_mc4 put, vc1 |
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h264_chroma_mc4 avg, vc1 |
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#endif
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