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| /* | |
| * This file is part of FFmpeg. | |
| * | |
| * FFmpeg is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU Lesser General Public | |
| * License as published by the Free Software Foundation; either | |
| * version 2.1 of the License, or (at your option) any later version. | |
| * | |
| * FFmpeg is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| * Lesser General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU Lesser General Public | |
| * License along with FFmpeg; if not, write to the Free Software | |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| */ | |
| #include "libavutil/aarch64/asm.S" | |
| const factors, align=4 | |
| .float 1.0, -1.0, 1.0, -1.0 | |
| endconst | |
| const phi_noise_0, align=4 | |
| .float 1.0, 0.0, 1.0, 0.0 | |
| endconst | |
| const phi_noise_1, align=4 | |
| .float 0.0, 1.0, 0.0, -1.0 | |
| .float 0.0, -1.0, 0.0, 1.0 | |
| endconst | |
| const phi_noise_2, align=4 | |
| .float -1.0, 0.0, -1.0, 0.0 | |
| endconst | |
| const phi_noise_3, align=4 | |
| .float 0.0, -1.0, 0.0, 1.0 | |
| .float 0.0, 1.0, 0.0, -1.0 | |
| endconst | |
| function ff_sbr_sum64x5_neon, export=1 | |
| add x1, x0, #64*4 | |
| add x2, x0, #128*4 | |
| add x3, x0, #192*4 | |
| add x4, x0, #256*4 | |
| mov x5, #64 | |
| 1: ld1 {v0.4S}, [x0] | |
| ld1 {v1.4S}, [x1], #16 | |
| fadd v0.4S, v0.4S, v1.4S | |
| ld1 {v2.4S}, [x2], #16 | |
| fadd v0.4S, v0.4S, v2.4S | |
| ld1 {v3.4S}, [x3], #16 | |
| fadd v0.4S, v0.4S, v3.4S | |
| ld1 {v4.4S}, [x4], #16 | |
| fadd v0.4S, v0.4S, v4.4S | |
| st1 {v0.4S}, [x0], #16 | |
| subs x5, x5, #4 | |
| b.gt 1b | |
| ret | |
| endfunc | |
| function ff_sbr_sum_square_neon, export=1 | |
| movi v0.4S, #0 | |
| 1: ld1 {v1.4S}, [x0], #16 | |
| fmla v0.4S, v1.4S, v1.4S | |
| subs w1, w1, #2 | |
| b.gt 1b | |
| faddp v0.4S, v0.4S, v0.4S | |
| faddp v0.4S, v0.4S, v0.4S | |
| ret | |
| endfunc | |
| function ff_sbr_neg_odd_64_neon, export=1 | |
| mov x1, x0 | |
| movi v5.4S, #1<<7, lsl #24 | |
| ld2 {v0.4S, v1.4S}, [x0], #32 | |
| eor v1.16B, v1.16B, v5.16B | |
| ld2 {v2.4S, v3.4S}, [x0], #32 | |
| 3 | |
| st2 {v0.4S, v1.4S}, [x1], #32 | |
| eor v3.16B, v3.16B, v5.16B | |
| ld2 {v0.4S, v1.4S}, [x0], #32 | |
| st2 {v2.4S, v3.4S}, [x1], #32 | |
| eor v1.16B, v1.16B, v5.16B | |
| ld2 {v2.4S, v3.4S}, [x0], #32 | |
| eor v3.16B, v3.16B, v5.16B | |
| st2 {v0.4S, v1.4S}, [x1], #32 | |
| st2 {v2.4S, v3.4S}, [x1], #32 | |
| ret | |
| endfunc | |
| function ff_sbr_qmf_pre_shuffle_neon, export=1 | |
| add x1, x0, #60*4 | |
| add x2, x0, #64*4 | |
| mov x3, #-16 | |
| mov x4, #-4 | |
| movi v6.4S, #1<<7, lsl #24 | |
| ld1 {v0.2S}, [x0], #8 | |
| st1 {v0.2S}, [x2], #8 | |
| 7 | |
| ld1 {v1.4S}, [x1], x3 | |
| ld1 {v2.4S}, [x0], #16 | |
| eor v1.16B, v1.16B, v6.16B | |
| rev64 v1.4S, v1.4S | |
| ext v1.16B, v1.16B, v1.16B, #8 | |
| st2 {v1.4S, v2.4S}, [x2], #32 | |
| add x1, x1, #8 | |
| ld1 {v1.2S}, [x1], x4 | |
| ld1 {v2.2S}, [x0], #8 | |
| ld1 {v1.S}[3], [x1] | |
| ld1 {v2.S}[2], [x0] | |
| eor v1.16B, v1.16B, v6.16B | |
| rev64 v1.4S, v1.4S | |
| st2 {v1.2S, v2.2S}, [x2], #16 | |
| st2 {v1.S, v2.S}[2], [x2] | |
| ret | |
| endfunc | |
| function ff_sbr_qmf_post_shuffle_neon, export=1 | |
| add x2, x1, #60*4 | |
| mov x3, #-16 | |
| mov x4, #32 | |
| movi v6.4S, #1<<7, lsl #24 | |
| 1: ld1 {v0.4S}, [x2], x3 | |
| ld1 {v1.4S}, [x1], #16 | |
| eor v0.16B, v0.16B, v6.16B | |
| rev64 v0.4S, v0.4S | |
| ext v0.16B, v0.16B, v0.16B, #8 | |
| st2 {v0.4S, v1.4S}, [x0], #32 | |
| subs x4, x4, #4 | |
| b.gt 1b | |
| ret | |
| endfunc | |
| function ff_sbr_qmf_deint_neg_neon, export=1 | |
| add x1, x1, #56*4 | |
| add x2, x0, #60*4 | |
| mov x3, #-32 | |
| mov x4, #32 | |
| movi v2.4S, #1<<7, lsl #24 | |
| 1: ld2 {v0.4S, v1.4S}, [x1], x3 | |
| eor v0.16B, v0.16B, v2.16B | |
| rev64 v1.4S, v1.4S | |
| ext v1.16B, v1.16B, v1.16B, #8 | |
| st1 {v0.4S}, [x2] | |
| st1 {v1.4S}, [x0], #16 | |
| sub x2, x2, #16 | |
| subs x4, x4, #4 | |
| b.gt 1b | |
| ret | |
| endfunc | |
| function ff_sbr_qmf_deint_bfly_neon, export=1 | |
| add x2, x2, #60*4 | |
| add x3, x0, #124*4 | |
| mov x4, #64 | |
| mov x5, #-16 | |
| 1: ld1 {v0.4S}, [x1], #16 | |
| ld1 {v1.4S}, [x2], x5 | |
| rev64 v2.4S, v0.4S | |
| ext v2.16B, v2.16B, v2.16B, #8 | |
| rev64 v3.4S, v1.4S | |
| ext v3.16B, v3.16B, v3.16B, #8 | |
| fadd v1.4S, v1.4S, v2.4S | |
| fsub v0.4S, v0.4S, v3.4S | |
| st1 {v0.4S}, [x0], #16 | |
| st1 {v1.4S}, [x3], x5 | |
| subs x4, x4, #4 | |
| b.gt 1b | |
| ret | |
| endfunc | |
| function ff_sbr_hf_gen_neon, export=1 | |
| sxtw x4, w4 | |
| sxtw x5, w5 | |
| movrel x6, factors | |
| ld1 {v7.4S}, [x6] | |
| dup v1.4S, v0.S[0] | |
| mov v2.8B, v1.8B | |
| mov v2.S[2], v7.S[0] | |
| mov v2.S[3], v7.S[0] | |
| fmul v1.4S, v1.4S, v2.4S | |
| ld1 {v0.D}[0], [x3] | |
| ld1 {v0.D}[1], [x2] | |
| fmul v0.4S, v0.4S, v1.4S | |
| fmul v1.4S, v0.4S, v7.4S | |
| rev64 v0.4S, v0.4S | |
| sub x7, x5, x4 | |
| add x0, x0, x4, lsl #3 | |
| add x1, x1, x4, lsl #3 | |
| sub x1, x1, #16 | |
| 1: ld1 {v2.4S}, [x1], #16 | |
| ld1 {v3.2S}, [x1] | |
| fmul v4.4S, v2.4S, v1.4S | |
| fmul v5.4S, v2.4S, v0.4S | |
| faddp v4.4S, v4.4S, v4.4S | |
| faddp v5.4S, v5.4S, v5.4S | |
| faddp v4.4S, v4.4S, v4.4S | |
| faddp v5.4S, v5.4S, v5.4S | |
| mov v4.S[1], v5.S[0] | |
| fadd v4.2S, v4.2S, v3.2S | |
| st1 {v4.2S}, [x0], #8 | |
| sub x1, x1, #8 | |
| subs x7, x7, #1 | |
| b.gt 1b | |
| ret | |
| endfunc | |
| function ff_sbr_hf_g_filt_neon, export=1 | |
| sxtw x3, w3 | |
| sxtw x4, w4 | |
| mov x5, #40*2*4 | |
| add x1, x1, x4, lsl #3 | |
| 1: ld1 {v0.2S}, [x1], x5 | |
| ld1 {v1.S}[0], [x2], #4 | |
| fmul v2.4S, v0.4S, v1.S[0] | |
| st1 {v2.2S}, [x0], #8 | |
| subs x3, x3, #1 | |
| b.gt 1b | |
| ret | |
| endfunc | |
| function ff_sbr_autocorrelate_neon, export=1 | |
| mov x2, #38 | |
| movrel x3, factors | |
| ld1 {v0.4S}, [x3] | |
| movi v1.4S, #0 | |
| movi v2.4S, #0 | |
| movi v3.4S, #0 | |
| ld1 {v4.2S}, [x0], #8 | |
| ld1 {v5.2S}, [x0], #8 | |
| fmul v16.2S, v4.2S, v4.2S | |
| fmul v17.2S, v5.2S, v4.S[0] | |
| fmul v18.2S, v5.2S, v4.S[1] | |
| 1: ld1 {v5.D}[1], [x0], #8 | |
| fmla v1.2S, v4.2S, v4.2S | |
| fmla v2.4S, v5.4S, v4.S[0] | |
| fmla v3.4S, v5.4S, v4.S[1] | |
| mov v4.D[0], v5.D[0] | |
| mov v5.D[0], v5.D[1] | |
| subs x2, x2, #1 | |
| b.gt 1b | |
| fmul v19.2S, v4.2S, v4.2S | |
| fmul v20.2S, v5.2S, v4.S[0] | |
| fmul v21.2S, v5.2S, v4.S[1] | |
| fadd v22.4S, v2.4S, v20.4S | |
| fsub v22.4S, v22.4S, v17.4S | |
| fadd v23.4S, v3.4S, v21.4S | |
| fsub v23.4S, v23.4S, v18.4S | |
| rev64 v23.4S, v23.4S | |
| fmul v23.4S, v23.4S, v0.4S | |
| fadd v22.4S, v22.4S, v23.4S | |
| st1 {v22.4S}, [x1], #16 | |
| fadd v23.2S, v1.2S, v19.2S | |
| fsub v23.2S, v23.2S, v16.2S | |
| faddp v23.2S, v23.2S, v23.2S | |
| st1 {v23.S}[0], [x1] | |
| add x1, x1, #8 | |
| rev64 v3.2S, v3.2S | |
| fmul v3.2S, v3.2S, v0.2S | |
| fadd v2.2S, v2.2S, v3.2S | |
| st1 {v2.2S}, [x1] | |
| add x1, x1, #16 | |
| faddp v1.2S, v1.2S, v1.2S | |
| st1 {v1.S}[0], [x1] | |
| ret | |
| endfunc | |
| apply_noise_common | |
| sxtw x3, w3 | |
| sxtw x5, w5 | |
| movrel x7, X(ff_sbr_noise_table) | |
| add x3, x3, #1 | |
| 1: and x3, x3, #0x1ff | |
| add x8, x7, x3, lsl #3 | |
| add x3, x3, #2 | |
| ld1 {v2.4S}, [x0] | |
| ld1 {v3.2S}, [x1], #8 | |
| ld1 {v4.2S}, [x2], #8 | |
| ld1 {v5.4S}, [x8] | |
| mov v6.16B, v2.16B | |
| zip1 v3.4S, v3.4S, v3.4S | |
| zip1 v4.4S, v4.4S, v4.4S | |
| fmla v6.4S, v1.4S, v3.4S | |
| fmla v2.4S, v5.4S, v4.4S | |
| fcmeq v7.4S, v3.4S, #0 | |
| bif v2.16B, v6.16B, v7.16B | |
| st1 {v2.4S}, [x0], #16 | |
| subs x5, x5, #2 | |
| b.gt 1b | |
| function ff_sbr_hf_apply_noise_0_neon, export=1 | |
| movrel x9, phi_noise_0 | |
| ld1 {v1.4S}, [x9] | |
| apply_noise_common | |
| ret | |
| endfunc | |
| function ff_sbr_hf_apply_noise_1_neon, export=1 | |
| movrel x9, phi_noise_1 | |
| and x4, x4, #1 | |
| add x9, x9, x4, lsl #4 | |
| ld1 {v1.4S}, [x9] | |
| apply_noise_common | |
| ret | |
| endfunc | |
| function ff_sbr_hf_apply_noise_2_neon, export=1 | |
| movrel x9, phi_noise_2 | |
| ld1 {v1.4S}, [x9] | |
| apply_noise_common | |
| ret | |
| endfunc | |
| function ff_sbr_hf_apply_noise_3_neon, export=1 | |
| movrel x9, phi_noise_3 | |
| and x4, x4, #1 | |
| add x9, x9, x4, lsl #4 | |
| ld1 {v1.4S}, [x9] | |
| apply_noise_common | |
| ret | |
| endfunc | |