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/*
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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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* Copyright (c) 2014 Janne Grunau <janne-libav@jannau.net>
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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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#include "neon.S"
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.macro h264_loop_filter_start
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cmp w2, #0
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ldr w6, [x4]
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ccmp w3, #0, #0, ne
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mov v24.S[0], w6
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and w6, w6, w6, lsl #16
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b.eq 1f
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ands w6, w6, w6, lsl #8
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b.ge 2f
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1:
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ret
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2:
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.endm
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.macro h264_loop_filter_luma
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dup v22.16B, w2 // alpha
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uxtl v24.8H, v24.8B
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uabd v21.16B, v16.16B, v0.16B // abs(p0 - q0)
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uxtl v24.4S, v24.4H
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uabd v28.16B, v18.16B, v16.16B // abs(p1 - p0)
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sli v24.8H, v24.8H, #8
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uabd v30.16B, v2.16B, v0.16B // abs(q1 - q0)
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sli v24.4S, v24.4S, #16
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cmhi v21.16B, v22.16B, v21.16B // < alpha
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dup v22.16B, w3 // beta
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cmlt v23.16B, v24.16B, #0
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cmhi v28.16B, v22.16B, v28.16B // < beta
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cmhi v30.16B, v22.16B, v30.16B // < beta
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bic v21.16B, v21.16B, v23.16B
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uabd v17.16B, v20.16B, v16.16B // abs(p2 - p0)
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and v21.16B, v21.16B, v28.16B
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uabd v19.16B, v4.16B, v0.16B // abs(q2 - q0)
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and v21.16B, v21.16B, v30.16B // < beta
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shrn v30.8b, v21.8h, #4
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mov x7, v30.d[0]
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cmhi v17.16B, v22.16B, v17.16B // < beta
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cmhi v19.16B, v22.16B, v19.16B // < beta
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cbz x7, 9f
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and v17.16B, v17.16B, v21.16B
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and v19.16B, v19.16B, v21.16B
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and v24.16B, v24.16B, v21.16B
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urhadd v28.16B, v16.16B, v0.16B
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sub v21.16B, v24.16B, v17.16B
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uqadd v23.16B, v18.16B, v24.16B
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uhadd v20.16B, v20.16B, v28.16B
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sub v21.16B, v21.16B, v19.16B
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uhadd v28.16B, v4.16B, v28.16B
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umin v23.16B, v23.16B, v20.16B
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uqsub v22.16B, v18.16B, v24.16B
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uqadd v4.16B, v2.16B, v24.16B
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umax v23.16B, v23.16B, v22.16B
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uqsub v22.16B, v2.16B, v24.16B
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umin v28.16B, v4.16B, v28.16B
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uxtl v4.8H, v0.8B
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umax v28.16B, v28.16B, v22.16B
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uxtl2 v20.8H, v0.16B
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usubw v4.8H, v4.8H, v16.8B
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usubw2 v20.8H, v20.8H, v16.16B
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shl v4.8H, v4.8H, #2
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shl v20.8H, v20.8H, #2
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uaddw v4.8H, v4.8H, v18.8B
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uaddw2 v20.8H, v20.8H, v18.16B
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usubw v4.8H, v4.8H, v2.8B
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usubw2 v20.8H, v20.8H, v2.16B
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rshrn v4.8B, v4.8H, #3
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rshrn2 v4.16B, v20.8H, #3
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bsl v17.16B, v23.16B, v18.16B
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bsl v19.16B, v28.16B, v2.16B
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neg v23.16B, v21.16B
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uxtl v28.8H, v16.8B
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smin v4.16B, v4.16B, v21.16B
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uxtl2 v21.8H, v16.16B
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smax v4.16B, v4.16B, v23.16B
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uxtl v22.8H, v0.8B
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uxtl2 v24.8H, v0.16B
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saddw v28.8H, v28.8H, v4.8B
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saddw2 v21.8H, v21.8H, v4.16B
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ssubw v22.8H, v22.8H, v4.8B
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ssubw2 v24.8H, v24.8H, v4.16B
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sqxtun v16.8B, v28.8H
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sqxtun2 v16.16B, v21.8H
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sqxtun v0.8B, v22.8H
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sqxtun2 v0.16B, v24.8H
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.endm
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function ff_h264_v_loop_filter_luma_neon, export=1
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h264_loop_filter_start
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sxtw x1, w1
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ld1 {v0.16B}, [x0], x1
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ld1 {v2.16B}, [x0], x1
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ld1 {v4.16B}, [x0], x1
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sub x0, x0, x1, lsl #2
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sub x0, x0, x1, lsl #1
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ld1 {v20.16B}, [x0], x1
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ld1 {v18.16B}, [x0], x1
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ld1 {v16.16B}, [x0], x1
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h264_loop_filter_luma
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sub x0, x0, x1, lsl #1
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st1 {v17.16B}, [x0], x1
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st1 {v16.16B}, [x0], x1
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st1 {v0.16B}, [x0], x1
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st1 {v19.16B}, [x0]
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9:
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ret
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endfunc
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function ff_h264_h_loop_filter_luma_neon, export=1
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h264_loop_filter_start
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sxtw x1, w1
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sub x0, x0, #4
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ld1 {v6.8B}, [x0], x1
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ld1 {v20.8B}, [x0], x1
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ld1 {v18.8B}, [x0], x1
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ld1 {v16.8B}, [x0], x1
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ld1 {v0.8B}, [x0], x1
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ld1 {v2.8B}, [x0], x1
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ld1 {v4.8B}, [x0], x1
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ld1 {v26.8B}, [x0], x1
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ld1 {v6.D}[1], [x0], x1
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ld1 {v20.D}[1], [x0], x1
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ld1 {v18.D}[1], [x0], x1
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ld1 {v16.D}[1], [x0], x1
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ld1 {v0.D}[1], [x0], x1
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ld1 {v2.D}[1], [x0], x1
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ld1 {v4.D}[1], [x0], x1
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ld1 {v26.D}[1], [x0], x1
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transpose_8x16B v6, v20, v18, v16, v0, v2, v4, v26, v21, v23
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h264_loop_filter_luma
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transpose_4x16B v17, v16, v0, v19, v21, v23, v25, v27
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sub x0, x0, x1, lsl #4
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add x0, x0, #2
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st1 {v17.S}[0], [x0], x1
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st1 {v16.S}[0], [x0], x1
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st1 {v0.S}[0], [x0], x1
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st1 {v19.S}[0], [x0], x1
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st1 {v17.S}[1], [x0], x1
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st1 {v16.S}[1], [x0], x1
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st1 {v0.S}[1], [x0], x1
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st1 {v19.S}[1], [x0], x1
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st1 {v17.S}[2], [x0], x1
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st1 {v16.S}[2], [x0], x1
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st1 {v0.S}[2], [x0], x1
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st1 {v19.S}[2], [x0], x1
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st1 {v17.S}[3], [x0], x1
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st1 {v16.S}[3], [x0], x1
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st1 {v0.S}[3], [x0], x1
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st1 {v19.S}[3], [x0], x1
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9:
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ret
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endfunc
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.macro h264_loop_filter_start_intra
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orr w4, w2, w3
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cbnz w4, 1f
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ret
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1:
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sxtw x1, w1
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dup v30.16b, w2 // alpha
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dup v31.16b, w3 // beta
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.endm
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.macro h264_loop_filter_luma_intra
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uabd v16.16b, v7.16b, v0.16b // abs(p0 - q0)
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uabd v17.16b, v6.16b, v7.16b // abs(p1 - p0)
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uabd v18.16b, v1.16b, v0.16b // abs(q1 - q0)
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cmhi v19.16b, v30.16b, v16.16b // < alpha
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cmhi v17.16b, v31.16b, v17.16b // < beta
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cmhi v18.16b, v31.16b, v18.16b // < beta
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movi v29.16b, #2
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ushr v30.16b, v30.16b, #2 // alpha >> 2
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add v30.16b, v30.16b, v29.16b // (alpha >> 2) + 2
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cmhi v16.16b, v30.16b, v16.16b // < (alpha >> 2) + 2
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and v19.16b, v19.16b, v17.16b
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and v19.16b, v19.16b, v18.16b
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shrn v20.8b, v19.8h, #4
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mov x4, v20.d[0]
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cbz x4, 9f
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ushll v20.8h, v6.8b, #1
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ushll v22.8h, v1.8b, #1
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ushll2 v21.8h, v6.16b, #1
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ushll2 v23.8h, v1.16b, #1
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uaddw v20.8h, v20.8h, v7.8b
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uaddw v22.8h, v22.8h, v0.8b
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uaddw2 v21.8h, v21.8h, v7.16b
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uaddw2 v23.8h, v23.8h, v0.16b
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uaddw v20.8h, v20.8h, v1.8b
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uaddw v22.8h, v22.8h, v6.8b
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uaddw2 v21.8h, v21.8h, v1.16b
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uaddw2 v23.8h, v23.8h, v6.16b
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rshrn v24.8b, v20.8h, #2 // p0'_1
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rshrn v25.8b, v22.8h, #2 // q0'_1
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rshrn2 v24.16b, v21.8h, #2 // p0'_1
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rshrn2 v25.16b, v23.8h, #2 // q0'_1
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uabd v17.16b, v5.16b, v7.16b // abs(p2 - p0)
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uabd v18.16b, v2.16b, v0.16b // abs(q2 - q0)
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cmhi v17.16b, v31.16b, v17.16b // < beta
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cmhi v18.16b, v31.16b, v18.16b // < beta
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and v17.16b, v16.16b, v17.16b // if_2 && if_3
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and v18.16b, v16.16b, v18.16b // if_2 && if_4
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not v30.16b, v17.16b
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not v31.16b, v18.16b
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and v30.16b, v30.16b, v19.16b // if_1 && !(if_2 && if_3)
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and v31.16b, v31.16b, v19.16b // if_1 && !(if_2 && if_4)
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and v17.16b, v19.16b, v17.16b // if_1 && if_2 && if_3
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and v18.16b, v19.16b, v18.16b // if_1 && if_2 && if_4
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//calc p, v7, v6, v5, v4, v17, v7, v6, v5, v4
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uaddl v26.8h, v5.8b, v7.8b
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uaddl2 v27.8h, v5.16b, v7.16b
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uaddw v26.8h, v26.8h, v0.8b
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uaddw2 v27.8h, v27.8h, v0.16b
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add v20.8h, v20.8h, v26.8h
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add v21.8h, v21.8h, v27.8h
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uaddw v20.8h, v20.8h, v0.8b
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uaddw2 v21.8h, v21.8h, v0.16b
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rshrn v20.8b, v20.8h, #3 // p0'_2
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rshrn2 v20.16b, v21.8h, #3 // p0'_2
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uaddw v26.8h, v26.8h, v6.8b
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|
|
uaddw2 v27.8h, v27.8h, v6.16b
|
|
|
|
|
rshrn v21.8b, v26.8h, #2 // p1'_2
|
|
|
|
|
rshrn2 v21.16b, v27.8h, #2 // p1'_2
|
|
|
|
|
uaddl v28.8h, v4.8b, v5.8b
|
|
|
|
|
uaddl2 v29.8h, v4.16b, v5.16b
|
|
|
|
|
shl v28.8h, v28.8h, #1
|
|
|
|
|
shl v29.8h, v29.8h, #1
|
|
|
|
|
add v28.8h, v28.8h, v26.8h
|
|
|
|
|
add v29.8h, v29.8h, v27.8h
|
|
|
|
|
rshrn v19.8b, v28.8h, #3 // p2'_2
|
|
|
|
|
rshrn2 v19.16b, v29.8h, #3 // p2'_2
|
|
|
|
|
|
|
|
|
|
//calc q, v0, v1, v2, v3, v18, v0, v1, v2, v3
|
|
|
|
|
uaddl v26.8h, v2.8b, v0.8b
|
|
|
|
|
uaddl2 v27.8h, v2.16b, v0.16b
|
|
|
|
|
uaddw v26.8h, v26.8h, v7.8b
|
|
|
|
|
uaddw2 v27.8h, v27.8h, v7.16b
|
|
|
|
|
add v22.8h, v22.8h, v26.8h
|
|
|
|
|
add v23.8h, v23.8h, v27.8h
|
|
|
|
|
uaddw v22.8h, v22.8h, v7.8b
|
|
|
|
|
uaddw2 v23.8h, v23.8h, v7.16b
|
|
|
|
|
rshrn v22.8b, v22.8h, #3 // q0'_2
|
|
|
|
|
rshrn2 v22.16b, v23.8h, #3 // q0'_2
|
|
|
|
|
uaddw v26.8h, v26.8h, v1.8b
|
|
|
|
|
uaddw2 v27.8h, v27.8h, v1.16b
|
|
|
|
|
rshrn v23.8b, v26.8h, #2 // q1'_2
|
|
|
|
|
rshrn2 v23.16b, v27.8h, #2 // q1'_2
|
|
|
|
|
uaddl v28.8h, v2.8b, v3.8b
|
|
|
|
|
uaddl2 v29.8h, v2.16b, v3.16b
|
|
|
|
|
shl v28.8h, v28.8h, #1
|
|
|
|
|
shl v29.8h, v29.8h, #1
|
|
|
|
|
add v28.8h, v28.8h, v26.8h
|
|
|
|
|
add v29.8h, v29.8h, v27.8h
|
|
|
|
|
rshrn v26.8b, v28.8h, #3 // q2'_2
|
|
|
|
|
rshrn2 v26.16b, v29.8h, #3 // q2'_2
|
|
|
|
|
|
|
|
|
|
bit v7.16b, v24.16b, v30.16b // p0'_1
|
|
|
|
|
bit v0.16b, v25.16b, v31.16b // q0'_1
|
|
|
|
|
bit v7.16b, v20.16b, v17.16b // p0'_2
|
|
|
|
|
bit v6.16b, v21.16b, v17.16b // p1'_2
|
|
|
|
|
bit v5.16b, v19.16b, v17.16b // p2'_2
|
|
|
|
|
bit v0.16b, v22.16b, v18.16b // q0'_2
|
|
|
|
|
bit v1.16b, v23.16b, v18.16b // q1'_2
|
|
|
|
|
bit v2.16b, v26.16b, v18.16b // q2'_2
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
function ff_h264_v_loop_filter_luma_intra_neon, export=1
|
|
|
|
|
h264_loop_filter_start_intra
|
|
|
|
|
|
|
|
|
|
ld1 {v0.16b}, [x0], x1 // q0
|
|
|
|
|
ld1 {v1.16b}, [x0], x1 // q1
|
|
|
|
|
ld1 {v2.16b}, [x0], x1 // q2
|
|
|
|
|
ld1 {v3.16b}, [x0], x1 // q3
|
|
|
|
|
sub x0, x0, x1, lsl #3
|
|
|
|
|
ld1 {v4.16b}, [x0], x1 // p3
|
|
|
|
|
ld1 {v5.16b}, [x0], x1 // p2
|
|
|
|
|
ld1 {v6.16b}, [x0], x1 // p1
|
|
|
|
|
ld1 {v7.16b}, [x0] // p0
|
|
|
|
|
|
|
|
|
|
h264_loop_filter_luma_intra
|
|
|
|
|
|
|
|
|
|
sub x0, x0, x1, lsl #1
|
|
|
|
|
st1 {v5.16b}, [x0], x1 // p2
|
|
|
|
|
st1 {v6.16b}, [x0], x1 // p1
|
|
|
|
|
st1 {v7.16b}, [x0], x1 // p0
|
|
|
|
|
st1 {v0.16b}, [x0], x1 // q0
|
|
|
|
|
st1 {v1.16b}, [x0], x1 // q1
|
|
|
|
|
st1 {v2.16b}, [x0] // q2
|
|
|
|
|
9:
|
|
|
|
|
ret
|
|
|
|
|
endfunc
|
|
|
|
|
|
|
|
|
|
function ff_h264_h_loop_filter_luma_intra_neon, export=1
|
|
|
|
|
h264_loop_filter_start_intra
|
|
|
|
|
|
|
|
|
|
sub x0, x0, #4
|
|
|
|
|
ld1 {v4.8b}, [x0], x1
|
|
|
|
|
ld1 {v5.8b}, [x0], x1
|
|
|
|
|
ld1 {v6.8b}, [x0], x1
|
|
|
|
|
ld1 {v7.8b}, [x0], x1
|
|
|
|
|
ld1 {v0.8b}, [x0], x1
|
|
|
|
|
ld1 {v1.8b}, [x0], x1
|
|
|
|
|
ld1 {v2.8b}, [x0], x1
|
|
|
|
|
ld1 {v3.8b}, [x0], x1
|
|
|
|
|
ld1 {v4.d}[1], [x0], x1
|
|
|
|
|
ld1 {v5.d}[1], [x0], x1
|
|
|
|
|
ld1 {v6.d}[1], [x0], x1
|
|
|
|
|
ld1 {v7.d}[1], [x0], x1
|
|
|
|
|
ld1 {v0.d}[1], [x0], x1
|
|
|
|
|
ld1 {v1.d}[1], [x0], x1
|
|
|
|
|
ld1 {v2.d}[1], [x0], x1
|
|
|
|
|
ld1 {v3.d}[1], [x0], x1
|
|
|
|
|
|
|
|
|
|
transpose_8x16B v4, v5, v6, v7, v0, v1, v2, v3, v21, v23
|
|
|
|
|
|
|
|
|
|
h264_loop_filter_luma_intra
|
|
|
|
|
|
|
|
|
|
transpose_8x16B v4, v5, v6, v7, v0, v1, v2, v3, v21, v23
|
|
|
|
|
|
|
|
|
|
sub x0, x0, x1, lsl #4
|
|
|
|
|
st1 {v4.8b}, [x0], x1
|
|
|
|
|
st1 {v5.8b}, [x0], x1
|
|
|
|
|
st1 {v6.8b}, [x0], x1
|
|
|
|
|
st1 {v7.8b}, [x0], x1
|
|
|
|
|
st1 {v0.8b}, [x0], x1
|
|
|
|
|
st1 {v1.8b}, [x0], x1
|
|
|
|
|
st1 {v2.8b}, [x0], x1
|
|
|
|
|
st1 {v3.8b}, [x0], x1
|
|
|
|
|
st1 {v4.d}[1], [x0], x1
|
|
|
|
|
st1 {v5.d}[1], [x0], x1
|
|
|
|
|
st1 {v6.d}[1], [x0], x1
|
|
|
|
|
st1 {v7.d}[1], [x0], x1
|
|
|
|
|
st1 {v0.d}[1], [x0], x1
|
|
|
|
|
st1 {v1.d}[1], [x0], x1
|
|
|
|
|
st1 {v2.d}[1], [x0], x1
|
|
|
|
|
st1 {v3.d}[1], [x0], x1
|
|
|
|
|
9:
|
|
|
|
|
ret
|
|
|
|
|
endfunc
|
|
|
|
|
|
|
|
|
|
.macro h264_loop_filter_chroma
|
|
|
|
|
dup v22.8B, w2 // alpha
|
|
|
|
|
dup v23.8B, w3 // beta
|
|
|
|
|
uxtl v24.8H, v24.8B
|
|
|
|
|
uabd v26.8B, v16.8B, v0.8B // abs(p0 - q0)
|
|
|
|
|
uabd v28.8B, v18.8B, v16.8B // abs(p1 - p0)
|
|
|
|
|
uabd v30.8B, v2.8B, v0.8B // abs(q1 - q0)
|
|
|
|
|
cmhi v26.8B, v22.8B, v26.8B // < alpha
|
|
|
|
|
cmhi v28.8B, v23.8B, v28.8B // < beta
|
|
|
|
|
cmhi v30.8B, v23.8B, v30.8B // < beta
|
|
|
|
|
uxtl v4.8H, v0.8B
|
|
|
|
|
and v26.8B, v26.8B, v28.8B
|
|
|
|
|
usubw v4.8H, v4.8H, v16.8B
|
|
|
|
|
and v26.8B, v26.8B, v30.8B
|
|
|
|
|
shl v4.8H, v4.8H, #2
|
|
|
|
|
mov x2, v26.d[0]
|
|
|
|
|
sli v24.8H, v24.8H, #8
|
|
|
|
|
uaddw v4.8H, v4.8H, v18.8B
|
|
|
|
|
cbz x2, 9f
|
|
|
|
|
usubw v4.8H, v4.8H, v2.8B
|
|
|
|
|
rshrn v4.8B, v4.8H, #3
|
|
|
|
|
smin v4.8B, v4.8B, v24.8B
|
|
|
|
|
neg v25.8B, v24.8B
|
|
|
|
|
smax v4.8B, v4.8B, v25.8B
|
|
|
|
|
uxtl v22.8H, v0.8B
|
|
|
|
|
and v4.8B, v4.8B, v26.8B
|
|
|
|
|
uxtl v28.8H, v16.8B
|
|
|
|
|
saddw v28.8H, v28.8H, v4.8B
|
|
|
|
|
ssubw v22.8H, v22.8H, v4.8B
|
|
|
|
|
sqxtun v16.8B, v28.8H
|
|
|
|
|
sqxtun v0.8B, v22.8H
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
function ff_h264_v_loop_filter_chroma_neon, export=1
|
|
|
|
|
h264_loop_filter_start
|
|
|
|
|
sxtw x1, w1
|
|
|
|
|
|
|
|
|
|
sub x0, x0, x1, lsl #1
|
|
|
|
|
ld1 {v18.8B}, [x0], x1
|
|
|
|
|
ld1 {v16.8B}, [x0], x1
|
|
|
|
|
ld1 {v0.8B}, [x0], x1
|
|
|
|
|
ld1 {v2.8B}, [x0]
|
|
|
|
|
|
|
|
|
|
h264_loop_filter_chroma
|
|
|
|
|
|
|
|
|
|
sub x0, x0, x1, lsl #1
|
|
|
|
|
st1 {v16.8B}, [x0], x1
|
|
|
|
|
st1 {v0.8B}, [x0], x1
|
|
|
|
|
9:
|
|
|
|
|
ret
|
|
|
|
|
endfunc
|
|
|
|
|
|
|
|
|
|
function ff_h264_h_loop_filter_chroma_neon, export=1
|
|
|
|
|
h264_loop_filter_start
|
|
|
|
|
sxtw x1, w1
|
|
|
|
|
|
|
|
|
|
sub x0, x0, #2
|
|
|
|
|
ld1 {v18.S}[0], [x0], x1
|
|
|
|
|
ld1 {v16.S}[0], [x0], x1
|
|
|
|
|
ld1 {v0.S}[0], [x0], x1
|
|
|
|
|
ld1 {v2.S}[0], [x0], x1
|
|
|
|
|
ld1 {v18.S}[1], [x0], x1
|
|
|
|
|
ld1 {v16.S}[1], [x0], x1
|
|
|
|
|
ld1 {v0.S}[1], [x0], x1
|
|
|
|
|
ld1 {v2.S}[1], [x0], x1
|
|
|
|
|
|
|
|
|
|
transpose_4x8B v18, v16, v0, v2, v28, v29, v30, v31
|
|
|
|
|
|
|
|
|
|
h264_loop_filter_chroma
|
|
|
|
|
|
|
|
|
|
transpose_4x8B v18, v16, v0, v2, v28, v29, v30, v31
|
|
|
|
|
|
|
|
|
|
sub x0, x0, x1, lsl #3
|
|
|
|
|
st1 {v18.S}[0], [x0], x1
|
|
|
|
|
st1 {v16.S}[0], [x0], x1
|
|
|
|
|
st1 {v0.S}[0], [x0], x1
|
|
|
|
|
st1 {v2.S}[0], [x0], x1
|
|
|
|
|
st1 {v18.S}[1], [x0], x1
|
|
|
|
|
st1 {v16.S}[1], [x0], x1
|
|
|
|
|
st1 {v0.S}[1], [x0], x1
|
|
|
|
|
st1 {v2.S}[1], [x0], x1
|
|
|
|
|
9:
|
|
|
|
|
ret
|
|
|
|
|
endfunc
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
.macro h264_loop_filter_chroma_intra
|
|
|
|
|
uabd v26.8b, v16.8b, v17.8b // abs(p0 - q0)
|
|
|
|
|
uabd v27.8b, v18.8b, v16.8b // abs(p1 - p0)
|
|
|
|
|
uabd v28.8b, v19.8b, v17.8b // abs(q1 - q0)
|
|
|
|
|
cmhi v26.8b, v30.8b, v26.8b // < alpha
|
|
|
|
|
cmhi v27.8b, v31.8b, v27.8b // < beta
|
|
|
|
|
cmhi v28.8b, v31.8b, v28.8b // < beta
|
|
|
|
|
and v26.8b, v26.8b, v27.8b
|
|
|
|
|
and v26.8b, v26.8b, v28.8b
|
|
|
|
|
mov x2, v26.d[0]
|
|
|
|
|
|
|
|
|
|
ushll v4.8h, v18.8b, #1
|
|
|
|
|
ushll v6.8h, v19.8b, #1
|
|
|
|
|
cbz x2, 9f
|
|
|
|
|
uaddl v20.8h, v16.8b, v19.8b
|
|
|
|
|
uaddl v22.8h, v17.8b, v18.8b
|
|
|
|
|
add v20.8h, v20.8h, v4.8h
|
|
|
|
|
add v22.8h, v22.8h, v6.8h
|
|
|
|
|
uqrshrn v24.8b, v20.8h, #2
|
|
|
|
|
uqrshrn v25.8b, v22.8h, #2
|
|
|
|
|
bit v16.8b, v24.8b, v26.8b
|
|
|
|
|
bit v17.8b, v25.8b, v26.8b
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
function ff_h264_v_loop_filter_chroma_intra_neon, export=1
|
|
|
|
|
h264_loop_filter_start_intra
|
|
|
|
|
|
|
|
|
|
sub x0, x0, x1, lsl #1
|
|
|
|
|
ld1 {v18.8b}, [x0], x1
|
|
|
|
|
ld1 {v16.8b}, [x0], x1
|
|
|
|
|
ld1 {v17.8b}, [x0], x1
|
|
|
|
|
ld1 {v19.8b}, [x0]
|
|
|
|
|
|
|
|
|
|
h264_loop_filter_chroma_intra
|
|
|
|
|
|
|
|
|
|
sub x0, x0, x1, lsl #1
|
|
|
|
|
st1 {v16.8b}, [x0], x1
|
|
|
|
|
st1 {v17.8b}, [x0], x1
|
|
|
|
|
|
|
|
|
|
9:
|
|
|
|
|
ret
|
|
|
|
|
endfunc
|
|
|
|
|
|
|
|
|
|
function ff_h264_h_loop_filter_chroma_mbaff_intra_neon, export=1
|
|
|
|
|
h264_loop_filter_start_intra
|
|
|
|
|
|
|
|
|
|
sub x4, x0, #2
|
|
|
|
|
sub x0, x0, #1
|
|
|
|
|
ld1 {v18.8b}, [x4], x1
|
|
|
|
|
ld1 {v16.8b}, [x4], x1
|
|
|
|
|
ld1 {v17.8b}, [x4], x1
|
|
|
|
|
ld1 {v19.8b}, [x4], x1
|
|
|
|
|
|
|
|
|
|
transpose_4x8B v18, v16, v17, v19, v26, v27, v28, v29
|
|
|
|
|
|
|
|
|
|
h264_loop_filter_chroma_intra
|
|
|
|
|
|
|
|
|
|
st2 {v16.b,v17.b}[0], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[1], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[2], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[3], [x0], x1
|
|
|
|
|
|
|
|
|
|
9:
|
|
|
|
|
ret
|
|
|
|
|
endfunc
|
|
|
|
|
|
|
|
|
|
function ff_h264_h_loop_filter_chroma_intra_neon, export=1
|
|
|
|
|
h264_loop_filter_start_intra
|
|
|
|
|
|
|
|
|
|
sub x4, x0, #2
|
|
|
|
|
sub x0, x0, #1
|
|
|
|
|
ld1 {v18.8b}, [x4], x1
|
|
|
|
|
ld1 {v16.8b}, [x4], x1
|
|
|
|
|
ld1 {v17.8b}, [x4], x1
|
|
|
|
|
ld1 {v19.8b}, [x4], x1
|
|
|
|
|
ld1 {v18.s}[1], [x4], x1
|
|
|
|
|
ld1 {v16.s}[1], [x4], x1
|
|
|
|
|
ld1 {v17.s}[1], [x4], x1
|
|
|
|
|
ld1 {v19.s}[1], [x4]
|
|
|
|
|
|
|
|
|
|
transpose_4x8B v18, v16, v17, v19, v26, v27, v28, v29
|
|
|
|
|
|
|
|
|
|
h264_loop_filter_chroma_intra
|
|
|
|
|
|
|
|
|
|
st2 {v16.b,v17.b}[0], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[1], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[2], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[3], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[4], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[5], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[6], [x0], x1
|
|
|
|
|
st2 {v16.b,v17.b}[7], [x0], x1
|
|
|
|
|
|
|
|
|
|
9:
|
|
|
|
|
ret
|
|
|
|
|
endfunc
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
.macro biweight_16 macs, macd
|
|
|
|
|
dup v0.16B, w5
|
|
|
|
|
dup v1.16B, w6
|
|
|
|
|
mov v4.16B, v16.16B
|
|
|
|
|
mov v6.16B, v16.16B
|
|
|
|
|
1: subs w3, w3, #2
|
|
|
|
|
ld1 {v20.16B}, [x0], x2
|
|
|
|
|
\macd v4.8H, v0.8B, v20.8B
|
|
|
|
|
\macd\()2 v6.8H, v0.16B, v20.16B
|
|
|
|
|
ld1 {v22.16B}, [x1], x2
|
|
|
|
|
\macs v4.8H, v1.8B, v22.8B
|
|
|
|
|
\macs\()2 v6.8H, v1.16B, v22.16B
|
|
|
|
|
mov v24.16B, v16.16B
|
|
|
|
|
ld1 {v28.16B}, [x0], x2
|
|
|
|
|
mov v26.16B, v16.16B
|
|
|
|
|
\macd v24.8H, v0.8B, v28.8B
|
|
|
|
|
\macd\()2 v26.8H, v0.16B, v28.16B
|
|
|
|
|
ld1 {v30.16B}, [x1], x2
|
|
|
|
|
\macs v24.8H, v1.8B, v30.8B
|
|
|
|
|
\macs\()2 v26.8H, v1.16B, v30.16B
|
|
|
|
|
sshl v4.8H, v4.8H, v18.8H
|
|
|
|
|
sshl v6.8H, v6.8H, v18.8H
|
|
|
|
|
sqxtun v4.8B, v4.8H
|
|
|
|
|
sqxtun2 v4.16B, v6.8H
|
|
|
|
|
sshl v24.8H, v24.8H, v18.8H
|
|
|
|
|
sshl v26.8H, v26.8H, v18.8H
|
|
|
|
|
sqxtun v24.8B, v24.8H
|
|
|
|
|
sqxtun2 v24.16B, v26.8H
|
|
|
|
|
mov v6.16B, v16.16B
|
|
|
|
|
st1 {v4.16B}, [x7], x2
|
|
|
|
|
mov v4.16B, v16.16B
|
|
|
|
|
st1 {v24.16B}, [x7], x2
|
|
|
|
|
b.ne 1b
|
|
|
|
|
ret
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
.macro biweight_8 macs, macd
|
|
|
|
|
dup v0.8B, w5
|
|
|
|
|
dup v1.8B, w6
|
|
|
|
|
mov v2.16B, v16.16B
|
|
|
|
|
mov v20.16B, v16.16B
|
|
|
|
|
1: subs w3, w3, #2
|
|
|
|
|
ld1 {v4.8B}, [x0], x2
|
|
|
|
|
\macd v2.8H, v0.8B, v4.8B
|
|
|
|
|
ld1 {v5.8B}, [x1], x2
|
|
|
|
|
\macs v2.8H, v1.8B, v5.8B
|
|
|
|
|
ld1 {v6.8B}, [x0], x2
|
|
|
|
|
\macd v20.8H, v0.8B, v6.8B
|
|
|
|
|
ld1 {v7.8B}, [x1], x2
|
|
|
|
|
\macs v20.8H, v1.8B, v7.8B
|
|
|
|
|
sshl v2.8H, v2.8H, v18.8H
|
|
|
|
|
sqxtun v2.8B, v2.8H
|
|
|
|
|
sshl v20.8H, v20.8H, v18.8H
|
|
|
|
|
sqxtun v4.8B, v20.8H
|
|
|
|
|
mov v20.16B, v16.16B
|
|
|
|
|
st1 {v2.8B}, [x7], x2
|
|
|
|
|
mov v2.16B, v16.16B
|
|
|
|
|
st1 {v4.8B}, [x7], x2
|
|
|
|
|
b.ne 1b
|
|
|
|
|
ret
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
.macro biweight_4 macs, macd
|
|
|
|
|
dup v0.8B, w5
|
|
|
|
|
dup v1.8B, w6
|
|
|
|
|
mov v2.16B, v16.16B
|
|
|
|
|
mov v20.16B,v16.16B
|
|
|
|
|
1: subs w3, w3, #4
|
|
|
|
|
ld1 {v4.S}[0], [x0], x2
|
|
|
|
|
ld1 {v4.S}[1], [x0], x2
|
|
|
|
|
\macd v2.8H, v0.8B, v4.8B
|
|
|
|
|
ld1 {v5.S}[0], [x1], x2
|
|
|
|
|
ld1 {v5.S}[1], [x1], x2
|
|
|
|
|
\macs v2.8H, v1.8B, v5.8B
|
|
|
|
|
b.lt 2f
|
|
|
|
|
ld1 {v6.S}[0], [x0], x2
|
|
|
|
|
ld1 {v6.S}[1], [x0], x2
|
|
|
|
|
\macd v20.8H, v0.8B, v6.8B
|
|
|
|
|
ld1 {v7.S}[0], [x1], x2
|
|
|
|
|
ld1 {v7.S}[1], [x1], x2
|
|
|
|
|
\macs v20.8H, v1.8B, v7.8B
|
|
|
|
|
sshl v2.8H, v2.8H, v18.8H
|
|
|
|
|
sqxtun v2.8B, v2.8H
|
|
|
|
|
sshl v20.8H, v20.8H, v18.8H
|
|
|
|
|
sqxtun v4.8B, v20.8H
|
|
|
|
|
mov v20.16B, v16.16B
|
|
|
|
|
st1 {v2.S}[0], [x7], x2
|
|
|
|
|
st1 {v2.S}[1], [x7], x2
|
|
|
|
|
mov v2.16B, v16.16B
|
|
|
|
|
st1 {v4.S}[0], [x7], x2
|
|
|
|
|
st1 {v4.S}[1], [x7], x2
|
|
|
|
|
b.ne 1b
|
|
|
|
|
ret
|
|
|
|
|
2: sshl v2.8H, v2.8H, v18.8H
|
|
|
|
|
sqxtun v2.8B, v2.8H
|
|
|
|
|
st1 {v2.S}[0], [x7], x2
|
|
|
|
|
st1 {v2.S}[1], [x7], x2
|
|
|
|
|
ret
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
.macro biweight_func w
|
|
|
|
|
function ff_biweight_h264_pixels_\w\()_neon, export=1
|
|
|
|
|
sxtw x2, w2
|
|
|
|
|
lsr w8, w5, #31
|
|
|
|
|
add w7, w7, #1
|
|
|
|
|
eor w8, w8, w6, lsr #30
|
|
|
|
|
orr w7, w7, #1
|
|
|
|
|
dup v18.8H, w4
|
|
|
|
|
lsl w7, w7, w4
|
|
|
|
|
not v18.16B, v18.16B
|
|
|
|
|
dup v16.8H, w7
|
|
|
|
|
mov x7, x0
|
|
|
|
|
cbz w8, 10f
|
|
|
|
|
subs w8, w8, #1
|
|
|
|
|
b.eq 20f
|
|
|
|
|
subs w8, w8, #1
|
|
|
|
|
b.eq 30f
|
|
|
|
|
b 40f
|
|
|
|
|
10: biweight_\w umlal, umlal
|
|
|
|
|
20: neg w5, w5
|
|
|
|
|
biweight_\w umlal, umlsl
|
|
|
|
|
30: neg w5, w5
|
|
|
|
|
neg w6, w6
|
|
|
|
|
biweight_\w umlsl, umlsl
|
|
|
|
|
40: neg w6, w6
|
|
|
|
|
biweight_\w umlsl, umlal
|
|
|
|
|
endfunc
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
biweight_func 16
|
|
|
|
|
biweight_func 8
|
|
|
|
|
biweight_func 4
|
|
|
|
|
|
|
|
|
|
.macro weight_16 add
|
|
|
|
|
dup v0.16B, w4
|
|
|
|
|
1: subs w2, w2, #2
|
|
|
|
|
ld1 {v20.16B}, [x0], x1
|
|
|
|
|
umull v4.8H, v0.8B, v20.8B
|
|
|
|
|
umull2 v6.8H, v0.16B, v20.16B
|
|
|
|
|
ld1 {v28.16B}, [x0], x1
|
|
|
|
|
umull v24.8H, v0.8B, v28.8B
|
|
|
|
|
umull2 v26.8H, v0.16B, v28.16B
|
|
|
|
|
\add v4.8H, v16.8H, v4.8H
|
|
|
|
|
srshl v4.8H, v4.8H, v18.8H
|
|
|
|
|
\add v6.8H, v16.8H, v6.8H
|
|
|
|
|
srshl v6.8H, v6.8H, v18.8H
|
|
|
|
|
sqxtun v4.8B, v4.8H
|
|
|
|
|
sqxtun2 v4.16B, v6.8H
|
|
|
|
|
\add v24.8H, v16.8H, v24.8H
|
|
|
|
|
srshl v24.8H, v24.8H, v18.8H
|
|
|
|
|
\add v26.8H, v16.8H, v26.8H
|
|
|
|
|
srshl v26.8H, v26.8H, v18.8H
|
|
|
|
|
sqxtun v24.8B, v24.8H
|
|
|
|
|
sqxtun2 v24.16B, v26.8H
|
|
|
|
|
st1 {v4.16B}, [x5], x1
|
|
|
|
|
st1 {v24.16B}, [x5], x1
|
|
|
|
|
b.ne 1b
|
|
|
|
|
ret
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
.macro weight_8 add
|
|
|
|
|
dup v0.8B, w4
|
|
|
|
|
1: subs w2, w2, #2
|
|
|
|
|
ld1 {v4.8B}, [x0], x1
|
|
|
|
|
umull v2.8H, v0.8B, v4.8B
|
|
|
|
|
ld1 {v6.8B}, [x0], x1
|
|
|
|
|
umull v20.8H, v0.8B, v6.8B
|
|
|
|
|
\add v2.8H, v16.8H, v2.8H
|
|
|
|
|
srshl v2.8H, v2.8H, v18.8H
|
|
|
|
|
sqxtun v2.8B, v2.8H
|
|
|
|
|
\add v20.8H, v16.8H, v20.8H
|
|
|
|
|
srshl v20.8H, v20.8H, v18.8H
|
|
|
|
|
sqxtun v4.8B, v20.8H
|
|
|
|
|
st1 {v2.8B}, [x5], x1
|
|
|
|
|
st1 {v4.8B}, [x5], x1
|
|
|
|
|
b.ne 1b
|
|
|
|
|
ret
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
.macro weight_4 add
|
|
|
|
|
dup v0.8B, w4
|
|
|
|
|
1: subs w2, w2, #4
|
|
|
|
|
ld1 {v4.S}[0], [x0], x1
|
|
|
|
|
ld1 {v4.S}[1], [x0], x1
|
|
|
|
|
umull v2.8H, v0.8B, v4.8B
|
|
|
|
|
b.lt 2f
|
|
|
|
|
ld1 {v6.S}[0], [x0], x1
|
|
|
|
|
ld1 {v6.S}[1], [x0], x1
|
|
|
|
|
umull v20.8H, v0.8B, v6.8B
|
|
|
|
|
\add v2.8H, v16.8H, v2.8H
|
|
|
|
|
srshl v2.8H, v2.8H, v18.8H
|
|
|
|
|
sqxtun v2.8B, v2.8H
|
|
|
|
|
\add v20.8H, v16.8H, v20.8H
|
|
|
|
|
srshl v20.8H, v20.8h, v18.8H
|
|
|
|
|
sqxtun v4.8B, v20.8H
|
|
|
|
|
st1 {v2.S}[0], [x5], x1
|
|
|
|
|
st1 {v2.S}[1], [x5], x1
|
|
|
|
|
st1 {v4.S}[0], [x5], x1
|
|
|
|
|
st1 {v4.S}[1], [x5], x1
|
|
|
|
|
b.ne 1b
|
|
|
|
|
ret
|
|
|
|
|
2: \add v2.8H, v16.8H, v2.8H
|
|
|
|
|
srshl v2.8H, v2.8H, v18.8H
|
|
|
|
|
sqxtun v2.8B, v2.8H
|
|
|
|
|
st1 {v2.S}[0], [x5], x1
|
|
|
|
|
st1 {v2.S}[1], [x5], x1
|
|
|
|
|
ret
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
.macro weight_func w
|
|
|
|
|
function ff_weight_h264_pixels_\w\()_neon, export=1
|
|
|
|
|
sxtw x1, w1
|
|
|
|
|
cmp w3, #1
|
|
|
|
|
mov w6, #1
|
|
|
|
|
lsl w5, w5, w3
|
|
|
|
|
dup v16.8H, w5
|
|
|
|
|
mov x5, x0
|
|
|
|
|
b.le 20f
|
|
|
|
|
sub w6, w6, w3
|
|
|
|
|
dup v18.8H, w6
|
|
|
|
|
cmp w4, #0
|
|
|
|
|
b.lt 10f
|
|
|
|
|
weight_\w shadd
|
|
|
|
|
10: neg w4, w4
|
|
|
|
|
weight_\w shsub
|
|
|
|
|
20: neg w6, w3
|
|
|
|
|
dup v18.8H, w6
|
|
|
|
|
cmp w4, #0
|
|
|
|
|
b.lt 10f
|
|
|
|
|
weight_\w add
|
|
|
|
|
10: neg w4, w4
|
|
|
|
|
weight_\w sub
|
|
|
|
|
endfunc
|
|
|
|
|
.endm
|
|
|
|
|
|
|
|
|
|
weight_func 16
|
|
|
|
|
weight_func 8
|
|
|
|
|
weight_func 4
|
