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327 lines
11 KiB
327 lines
11 KiB
/* |
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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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const factors, align=4 |
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.float 1.0, -1.0, 1.0, -1.0 |
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endconst |
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const phi_noise_0, align=4 |
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.float 1.0, 0.0, 1.0, 0.0 |
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endconst |
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const phi_noise_1, align=4 |
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.float 0.0, 1.0, 0.0, -1.0 |
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.float 0.0, -1.0, 0.0, 1.0 |
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endconst |
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const phi_noise_2, align=4 |
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.float -1.0, 0.0, -1.0, 0.0 |
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endconst |
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const phi_noise_3, align=4 |
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.float 0.0, -1.0, 0.0, 1.0 |
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.float 0.0, 1.0, 0.0, -1.0 |
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endconst |
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function ff_sbr_sum64x5_neon, export=1 |
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add x1, x0, #64*4 |
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add x2, x0, #128*4 |
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add x3, x0, #192*4 |
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add x4, x0, #256*4 |
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mov x5, #64 |
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1: ld1 {v0.4S}, [x0] |
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ld1 {v1.4S}, [x1], #16 |
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fadd v0.4S, v0.4S, v1.4S |
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ld1 {v2.4S}, [x2], #16 |
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fadd v0.4S, v0.4S, v2.4S |
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ld1 {v3.4S}, [x3], #16 |
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fadd v0.4S, v0.4S, v3.4S |
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ld1 {v4.4S}, [x4], #16 |
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fadd v0.4S, v0.4S, v4.4S |
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st1 {v0.4S}, [x0], #16 |
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subs x5, x5, #4 |
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b.gt 1b |
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ret |
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endfunc |
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function ff_sbr_sum_square_neon, export=1 |
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movi v0.4S, #0 |
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1: ld1 {v1.4S}, [x0], #16 |
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fmla v0.4S, v1.4S, v1.4S |
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subs w1, w1, #2 |
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b.gt 1b |
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faddp v0.4S, v0.4S, v0.4S |
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faddp v0.4S, v0.4S, v0.4S |
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ret |
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endfunc |
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function ff_sbr_neg_odd_64_neon, export=1 |
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mov x1, x0 |
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movi v5.4S, #1<<7, lsl #24 |
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ld2 {v0.4S, v1.4S}, [x0], #32 |
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eor v1.16B, v1.16B, v5.16B |
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ld2 {v2.4S, v3.4S}, [x0], #32 |
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.rept 3 |
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st2 {v0.4S, v1.4S}, [x1], #32 |
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eor v3.16B, v3.16B, v5.16B |
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ld2 {v0.4S, v1.4S}, [x0], #32 |
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st2 {v2.4S, v3.4S}, [x1], #32 |
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eor v1.16B, v1.16B, v5.16B |
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ld2 {v2.4S, v3.4S}, [x0], #32 |
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.endr |
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eor v3.16B, v3.16B, v5.16B |
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st2 {v0.4S, v1.4S}, [x1], #32 |
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st2 {v2.4S, v3.4S}, [x1], #32 |
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ret |
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endfunc |
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function ff_sbr_qmf_pre_shuffle_neon, export=1 |
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add x1, x0, #60*4 |
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add x2, x0, #64*4 |
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mov x3, #-16 |
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mov x4, #-4 |
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movi v6.4S, #1<<7, lsl #24 |
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ld1 {v0.2S}, [x0], #8 |
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st1 {v0.2S}, [x2], #8 |
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.rept 7 |
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ld1 {v1.4S}, [x1], x3 |
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ld1 {v2.4S}, [x0], #16 |
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eor v1.16B, v1.16B, v6.16B |
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rev64 v1.4S, v1.4S |
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ext v1.16B, v1.16B, v1.16B, #8 |
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st2 {v1.4S, v2.4S}, [x2], #32 |
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.endr |
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add x1, x1, #8 |
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ld1 {v1.2S}, [x1], x4 |
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ld1 {v2.2S}, [x0], #8 |
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ld1 {v1.S}[3], [x1] |
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ld1 {v2.S}[2], [x0] |
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eor v1.16B, v1.16B, v6.16B |
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rev64 v1.4S, v1.4S |
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st2 {v1.2S, v2.2S}, [x2], #16 |
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st2 {v1.S, v2.S}[2], [x2] |
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ret |
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endfunc |
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function ff_sbr_qmf_post_shuffle_neon, export=1 |
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add x2, x1, #60*4 |
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mov x3, #-16 |
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mov x4, #32 |
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movi v6.4S, #1<<7, lsl #24 |
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1: ld1 {v0.4S}, [x2], x3 |
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ld1 {v1.4S}, [x1], #16 |
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eor v0.16B, v0.16B, v6.16B |
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rev64 v0.4S, v0.4S |
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ext v0.16B, v0.16B, v0.16B, #8 |
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st2 {v0.4S, v1.4S}, [x0], #32 |
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subs x4, x4, #4 |
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b.gt 1b |
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ret |
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endfunc |
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function ff_sbr_qmf_deint_neg_neon, export=1 |
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add x1, x1, #56*4 |
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add x2, x0, #60*4 |
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mov x3, #-32 |
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mov x4, #32 |
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movi v2.4S, #1<<7, lsl #24 |
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1: ld2 {v0.4S, v1.4S}, [x1], x3 |
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eor v0.16B, v0.16B, v2.16B |
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rev64 v1.4S, v1.4S |
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ext v1.16B, v1.16B, v1.16B, #8 |
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st1 {v0.4S}, [x2] |
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st1 {v1.4S}, [x0], #16 |
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sub x2, x2, #16 |
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subs x4, x4, #4 |
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b.gt 1b |
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ret |
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endfunc |
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function ff_sbr_qmf_deint_bfly_neon, export=1 |
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add x2, x2, #60*4 |
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add x3, x0, #124*4 |
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mov x4, #64 |
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mov x5, #-16 |
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1: ld1 {v0.4S}, [x1], #16 |
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ld1 {v1.4S}, [x2], x5 |
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rev64 v2.4S, v0.4S |
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ext v2.16B, v2.16B, v2.16B, #8 |
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rev64 v3.4S, v1.4S |
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ext v3.16B, v3.16B, v3.16B, #8 |
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fadd v1.4S, v1.4S, v2.4S |
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fsub v0.4S, v0.4S, v3.4S |
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st1 {v0.4S}, [x0], #16 |
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st1 {v1.4S}, [x3], x5 |
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subs x4, x4, #4 |
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b.gt 1b |
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ret |
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endfunc |
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function ff_sbr_hf_gen_neon, export=1 |
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sxtw x4, w4 |
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sxtw x5, w5 |
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movrel x6, factors |
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ld1 {v7.4S}, [x6] |
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dup v1.4S, v0.S[0] |
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mov v2.8B, v1.8B |
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mov v2.S[2], v7.S[0] |
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mov v2.S[3], v7.S[0] |
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fmul v1.4S, v1.4S, v2.4S |
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ld1 {v0.D}[0], [x3] |
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ld1 {v0.D}[1], [x2] |
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fmul v0.4S, v0.4S, v1.4S |
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fmul v1.4S, v0.4S, v7.4S |
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rev64 v0.4S, v0.4S |
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sub x7, x5, x4 |
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add x0, x0, x4, lsl #3 |
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add x1, x1, x4, lsl #3 |
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sub x1, x1, #16 |
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1: ld1 {v2.4S}, [x1], #16 |
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ld1 {v3.2S}, [x1] |
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fmul v4.4S, v2.4S, v1.4S |
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fmul v5.4S, v2.4S, v0.4S |
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faddp v4.4S, v4.4S, v4.4S |
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faddp v5.4S, v5.4S, v5.4S |
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faddp v4.4S, v4.4S, v4.4S |
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faddp v5.4S, v5.4S, v5.4S |
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mov v4.S[1], v5.S[0] |
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fadd v4.2S, v4.2S, v3.2S |
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st1 {v4.2S}, [x0], #8 |
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sub x1, x1, #8 |
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subs x7, x7, #1 |
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b.gt 1b |
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ret |
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endfunc |
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function ff_sbr_hf_g_filt_neon, export=1 |
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sxtw x3, w3 |
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sxtw x4, w4 |
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mov x5, #40*2*4 |
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add x1, x1, x4, lsl #3 |
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1: ld1 {v0.2S}, [x1], x5 |
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ld1 {v1.S}[0], [x2], #4 |
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fmul v2.4S, v0.4S, v1.S[0] |
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st1 {v2.2S}, [x0], #8 |
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subs x3, x3, #1 |
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b.gt 1b |
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ret |
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endfunc |
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function ff_sbr_autocorrelate_neon, export=1 |
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mov x2, #38 |
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movrel x3, factors |
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ld1 {v0.4S}, [x3] |
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movi v1.4S, #0 |
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movi v2.4S, #0 |
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movi v3.4S, #0 |
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ld1 {v4.2S}, [x0], #8 |
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ld1 {v5.2S}, [x0], #8 |
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fmul v16.2S, v4.2S, v4.2S |
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fmul v17.2S, v5.2S, v4.S[0] |
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fmul v18.2S, v5.2S, v4.S[1] |
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1: ld1 {v5.D}[1], [x0], #8 |
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fmla v1.2S, v4.2S, v4.2S |
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fmla v2.4S, v5.4S, v4.S[0] |
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fmla v3.4S, v5.4S, v4.S[1] |
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mov v4.D[0], v5.D[0] |
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mov v5.D[0], v5.D[1] |
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subs x2, x2, #1 |
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b.gt 1b |
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fmul v19.2S, v4.2S, v4.2S |
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fmul v20.2S, v5.2S, v4.S[0] |
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fmul v21.2S, v5.2S, v4.S[1] |
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fadd v22.4S, v2.4S, v20.4S |
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fsub v22.4S, v22.4S, v17.4S |
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fadd v23.4S, v3.4S, v21.4S |
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fsub v23.4S, v23.4S, v18.4S |
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rev64 v23.4S, v23.4S |
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fmul v23.4S, v23.4S, v0.4S |
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fadd v22.4S, v22.4S, v23.4S |
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st1 {v22.4S}, [x1], #16 |
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fadd v23.2S, v1.2S, v19.2S |
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fsub v23.2S, v23.2S, v16.2S |
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faddp v23.2S, v23.2S, v23.2S |
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st1 {v23.S}[0], [x1] |
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add x1, x1, #8 |
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rev64 v3.2S, v3.2S |
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fmul v3.2S, v3.2S, v0.2S |
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fadd v2.2S, v2.2S, v3.2S |
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st1 {v2.2S}, [x1] |
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add x1, x1, #16 |
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faddp v1.2S, v1.2S, v1.2S |
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st1 {v1.S}[0], [x1] |
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ret |
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endfunc |
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.macro apply_noise_common |
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sxtw x3, w3 |
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sxtw x5, w5 |
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movrel x7, X(ff_sbr_noise_table) |
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add x3, x3, #1 |
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1: and x3, x3, #0x1ff |
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add x8, x7, x3, lsl #3 |
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add x3, x3, #2 |
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ld1 {v2.4S}, [x0] |
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ld1 {v3.2S}, [x1], #8 |
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ld1 {v4.2S}, [x2], #8 |
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ld1 {v5.4S}, [x8] |
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mov v6.16B, v2.16B |
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zip1 v3.4S, v3.4S, v3.4S |
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zip1 v4.4S, v4.4S, v4.4S |
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fmla v6.4S, v1.4S, v3.4S |
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fmla v2.4S, v5.4S, v4.4S |
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fcmeq v7.4S, v3.4S, #0 |
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bif v2.16B, v6.16B, v7.16B |
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st1 {v2.4S}, [x0], #16 |
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subs x5, x5, #2 |
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b.gt 1b |
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.endm |
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function ff_sbr_hf_apply_noise_0_neon, export=1 |
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movrel x9, phi_noise_0 |
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ld1 {v1.4S}, [x9] |
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apply_noise_common |
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ret |
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endfunc |
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function ff_sbr_hf_apply_noise_1_neon, export=1 |
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movrel x9, phi_noise_1 |
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and x4, x4, #1 |
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add x9, x9, x4, lsl #4 |
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ld1 {v1.4S}, [x9] |
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apply_noise_common |
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ret |
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endfunc |
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function ff_sbr_hf_apply_noise_2_neon, export=1 |
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movrel x9, phi_noise_2 |
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ld1 {v1.4S}, [x9] |
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apply_noise_common |
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ret |
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endfunc |
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function ff_sbr_hf_apply_noise_3_neon, export=1 |
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movrel x9, phi_noise_3 |
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and x4, x4, #1 |
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add x9, x9, x4, lsl #4 |
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ld1 {v1.4S}, [x9] |
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apply_noise_common |
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ret |
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endfunc
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