/* * 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 .rept 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 .endr 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 .rept 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 .endr 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 .macro 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 .endm 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