| /* |
| * 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" |
| |
| function ff_ps_add_squares_neon, export=1 |
| 1: ld1 {v0.4s,v1.4s}, [x1], #32 |
| fmul v0.4s, v0.4s, v0.4s |
| fmul v1.4s, v1.4s, v1.4s |
| faddp v2.4s, v0.4s, v1.4s |
| ld1 {v3.4s}, [x0] |
| fadd v3.4s, v3.4s, v2.4s |
| st1 {v3.4s}, [x0], #16 |
| subs w2, w2, #4 |
| b.gt 1b |
| ret |
| endfunc |
| |
| function ff_ps_mul_pair_single_neon, export=1 |
| 1: ld1 {v0.4s,v1.4s}, [x1], #32 |
| ld1 {v2.4s}, [x2], #16 |
| zip1 v3.4s, v2.4s, v2.4s |
| zip2 v4.4s, v2.4s, v2.4s |
| fmul v0.4s, v0.4s, v3.4s |
| fmul v1.4s, v1.4s, v4.4s |
| st1 {v0.4s,v1.4s}, [x0], #32 |
| subs w3, w3, #4 |
| b.gt 1b |
| ret |
| endfunc |
| |
| function ff_ps_stereo_interpolate_neon, export=1 |
| ld1 {v0.4s}, [x2] |
| ld1 {v1.4s}, [x3] |
| zip1 v4.4s, v0.4s, v0.4s |
| zip2 v5.4s, v0.4s, v0.4s |
| zip1 v6.4s, v1.4s, v1.4s |
| zip2 v7.4s, v1.4s, v1.4s |
| 1: ld1 {v2.2s}, [x0] |
| ld1 {v3.2s}, [x1] |
| fadd v4.4s, v4.4s, v6.4s |
| fadd v5.4s, v5.4s, v7.4s |
| mov v2.d[1], v2.d[0] |
| mov v3.d[1], v3.d[0] |
| fmul v2.4s, v2.4s, v4.4s |
| fmla v2.4s, v3.4s, v5.4s |
| st1 {v2.d}[0], [x0], #8 |
| st1 {v2.d}[1], [x1], #8 |
| subs w4, w4, #1 |
| b.gt 1b |
| ret |
| endfunc |
| |
| function ff_ps_stereo_interpolate_ipdopd_neon, export=1 |
| ld1 {v0.4s,v1.4s}, [x2] |
| ld1 {v6.4s,v7.4s}, [x3] |
| fneg v2.4s, v1.4s |
| fneg v3.4s, v7.4s |
| zip1 v16.4s, v0.4s, v0.4s |
| zip2 v17.4s, v0.4s, v0.4s |
| zip1 v18.4s, v2.4s, v1.4s |
| zip2 v19.4s, v2.4s, v1.4s |
| zip1 v20.4s, v6.4s, v6.4s |
| zip2 v21.4s, v6.4s, v6.4s |
| zip1 v22.4s, v3.4s, v7.4s |
| zip2 v23.4s, v3.4s, v7.4s |
| 1: ld1 {v2.2s}, [x0] |
| ld1 {v3.2s}, [x1] |
| fadd v16.4s, v16.4s, v20.4s |
| fadd v17.4s, v17.4s, v21.4s |
| mov v2.d[1], v2.d[0] |
| mov v3.d[1], v3.d[0] |
| fmul v4.4s, v2.4s, v16.4s |
| fmla v4.4s, v3.4s, v17.4s |
| fadd v18.4s, v18.4s, v22.4s |
| fadd v19.4s, v19.4s, v23.4s |
| ext v2.16b, v2.16b, v2.16b, #4 |
| ext v3.16b, v3.16b, v3.16b, #4 |
| fmla v4.4s, v2.4s, v18.4s |
| fmla v4.4s, v3.4s, v19.4s |
| st1 {v4.d}[0], [x0], #8 |
| st1 {v4.d}[1], [x1], #8 |
| subs w4, w4, #1 |
| b.gt 1b |
| ret |
| endfunc |
| |
| function ff_ps_hybrid_analysis_neon, export=1 |
| lsl x3, x3, #3 |
| ld2 {v0.4s,v1.4s}, [x1], #32 |
| ld2 {v2.2s,v3.2s}, [x1], #16 |
| ld1 {v24.2s}, [x1], #8 |
| ld2 {v4.2s,v5.2s}, [x1], #16 |
| ld2 {v6.4s,v7.4s}, [x1] |
| rev64 v6.4s, v6.4s |
| rev64 v7.4s, v7.4s |
| ext v6.16b, v6.16b, v6.16b, #8 |
| ext v7.16b, v7.16b, v7.16b, #8 |
| rev64 v4.2s, v4.2s |
| rev64 v5.2s, v5.2s |
| mov v2.d[1], v3.d[0] |
| mov v4.d[1], v5.d[0] |
| mov v5.d[1], v2.d[0] |
| mov v3.d[1], v4.d[0] |
| fadd v16.4s, v0.4s, v6.4s |
| fadd v17.4s, v1.4s, v7.4s |
| fsub v18.4s, v1.4s, v7.4s |
| fsub v19.4s, v0.4s, v6.4s |
| fadd v22.4s, v2.4s, v4.4s |
| fsub v23.4s, v5.4s, v3.4s |
| trn1 v20.2d, v22.2d, v23.2d // {re4+re8, re5+re7, im8-im4, im7-im5} |
| trn2 v21.2d, v22.2d, v23.2d // {im4+im8, im5+im7, re4-re8, re5-re7} |
| 1: ld2 {v2.4s,v3.4s}, [x2], #32 |
| ld2 {v4.2s,v5.2s}, [x2], #16 |
| ld1 {v6.2s}, [x2], #8 |
| add x2, x2, #8 |
| mov v4.d[1], v5.d[0] |
| mov v6.s[1], v6.s[0] |
| fmul v6.2s, v6.2s, v24.2s |
| fmul v0.4s, v2.4s, v16.4s |
| fmul v1.4s, v2.4s, v17.4s |
| fmls v0.4s, v3.4s, v18.4s |
| fmla v1.4s, v3.4s, v19.4s |
| fmla v0.4s, v4.4s, v20.4s |
| fmla v1.4s, v4.4s, v21.4s |
| faddp v0.4s, v0.4s, v1.4s |
| faddp v0.4s, v0.4s, v0.4s |
| fadd v0.2s, v0.2s, v6.2s |
| st1 {v0.2s}, [x0], x3 |
| subs w4, w4, #1 |
| b.gt 1b |
| ret |
| endfunc |