| /* |
| * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> |
| * |
| * 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" |
| |
| .macro ldcol.8 rd, rs, rt, n=8, hi=0 |
| .if \n >= 8 || \hi == 0 |
| ld1 {\rd\().b}[0], [\rs], \rt |
| ld1 {\rd\().b}[1], [\rs], \rt |
| ld1 {\rd\().b}[2], [\rs], \rt |
| ld1 {\rd\().b}[3], [\rs], \rt |
| .endif |
| .if \n >= 8 || \hi == 1 |
| ld1 {\rd\().b}[4], [\rs], \rt |
| ld1 {\rd\().b}[5], [\rs], \rt |
| ld1 {\rd\().b}[6], [\rs], \rt |
| ld1 {\rd\().b}[7], [\rs], \rt |
| .endif |
| .if \n == 16 |
| ld1 {\rd\().b}[8], [\rs], \rt |
| ld1 {\rd\().b}[9], [\rs], \rt |
| ld1 {\rd\().b}[10], [\rs], \rt |
| ld1 {\rd\().b}[11], [\rs], \rt |
| ld1 {\rd\().b}[12], [\rs], \rt |
| ld1 {\rd\().b}[13], [\rs], \rt |
| ld1 {\rd\().b}[14], [\rs], \rt |
| ld1 {\rd\().b}[15], [\rs], \rt |
| .endif |
| .endm |
| |
| function ff_pred16x16_128_dc_neon, export=1 |
| movi v0.16b, #128 |
| b .L_pred16x16_dc_end |
| endfunc |
| |
| function ff_pred16x16_top_dc_neon, export=1 |
| sub x2, x0, x1 |
| ld1 {v0.16b}, [x2] |
| uaddlv h0, v0.16b |
| rshrn v0.8b, v0.8h, #4 |
| dup v0.16b, v0.b[0] |
| b .L_pred16x16_dc_end |
| endfunc |
| |
| function ff_pred16x16_left_dc_neon, export=1 |
| sub x2, x0, #1 |
| ldcol.8 v0, x2, x1, 16 |
| uaddlv h0, v0.16b |
| rshrn v0.8b, v0.8h, #4 |
| dup v0.16b, v0.b[0] |
| b .L_pred16x16_dc_end |
| endfunc |
| |
| function ff_pred16x16_dc_neon, export=1 |
| sub x2, x0, x1 |
| sub x3, x0, #1 |
| ld1 {v0.16b}, [x2] |
| ldcol.8 v1, x3, x1, 16 |
| uaddlv h0, v0.16b |
| uaddlv h1, v1.16b |
| add v0.4h, v0.4h, v1.4h |
| rshrn v0.8b, v0.8h, #5 |
| dup v0.16b, v0.b[0] |
| .L_pred16x16_dc_end: |
| mov w3, #8 |
| 6: st1 {v0.16b}, [x0], x1 |
| st1 {v0.16b}, [x0], x1 |
| subs w3, w3, #1 |
| b.ne 6b |
| ret |
| endfunc |
| |
| function ff_pred16x16_hor_neon, export=1 |
| sub x2, x0, #1 |
| mov w3, #16 |
| 1: ld1r {v0.16b}, [x2], x1 |
| st1 {v0.16b}, [x0], x1 |
| subs w3, w3, #1 |
| b.ne 1b |
| ret |
| endfunc |
| |
| function ff_pred16x16_vert_neon, export=1 |
| sub x2, x0, x1 |
| add x1, x1, x1 |
| ld1 {v0.16b}, [x2], x1 |
| mov w3, #8 |
| 1: st1 {v0.16b}, [x0], x1 |
| st1 {v0.16b}, [x2], x1 |
| subs w3, w3, #1 |
| b.ne 1b |
| ret |
| endfunc |
| |
| function ff_pred16x16_plane_neon, export=1 |
| sub x3, x0, x1 |
| movrel x4, p16weight |
| add x2, x3, #8 |
| sub x3, x3, #1 |
| ld1 {v0.8b}, [x3] |
| ld1 {v2.8b}, [x2], x1 |
| ldcol.8 v1, x3, x1 |
| add x3, x3, x1 |
| ldcol.8 v3, x3, x1 |
| rev64 v0.8b, v0.8b |
| rev64 v1.8b, v1.8b |
| uaddl v7.8h, v2.8b, v3.8b |
| usubl v2.8h, v2.8b, v0.8b |
| usubl v3.8h, v3.8b, v1.8b |
| ld1 {v0.8h}, [x4] |
| mul v2.8h, v2.8h, v0.8h |
| mul v3.8h, v3.8h, v0.8h |
| addp v2.8h, v2.8h, v3.8h |
| addp v2.8h, v2.8h, v2.8h |
| addp v2.4h, v2.4h, v2.4h |
| sshll v3.4s, v2.4h, #2 |
| saddw v2.4s, v3.4s, v2.4h |
| rshrn v4.4h, v2.4s, #6 |
| trn2 v5.4h, v4.4h, v4.4h |
| add v2.4h, v4.4h, v5.4h |
| shl v3.4h, v2.4h, #3 |
| ext v7.16b, v7.16b, v7.16b, #14 |
| sub v3.4h, v3.4h, v2.4h // 7 * (b + c) |
| add v7.4h, v7.4h, v0.4h |
| shl v2.4h, v7.4h, #4 |
| sub v2.4h, v2.4h, v3.4h |
| shl v3.4h, v4.4h, #4 |
| ext v0.16b, v0.16b, v0.16b, #14 |
| sub v6.4h, v5.4h, v3.4h |
| mov v0.h[0], wzr |
| mul v0.8h, v0.8h, v4.h[0] |
| dup v1.8h, v2.h[0] |
| dup v2.8h, v4.h[0] |
| dup v3.8h, v6.h[0] |
| shl v2.8h, v2.8h, #3 |
| add v1.8h, v1.8h, v0.8h |
| add v3.8h, v3.8h, v2.8h |
| mov w3, #16 |
| 1: |
| sqshrun v0.8b, v1.8h, #5 |
| add v1.8h, v1.8h, v2.8h |
| sqshrun2 v0.16b, v1.8h, #5 |
| add v1.8h, v1.8h, v3.8h |
| st1 {v0.16b}, [x0], x1 |
| subs w3, w3, #1 |
| b.ne 1b |
| ret |
| endfunc |
| |
| const p16weight, align=4 |
| .short 1,2,3,4,5,6,7,8 |
| endconst |
| const p8weight, align=4 |
| .short 1,2,3,4,1,2,3,4 |
| endconst |
| |
| function ff_pred8x8_hor_neon, export=1 |
| sub x2, x0, #1 |
| mov w3, #8 |
| 1: ld1r {v0.8b}, [x2], x1 |
| st1 {v0.8b}, [x0], x1 |
| subs w3, w3, #1 |
| b.ne 1b |
| ret |
| endfunc |
| |
| function ff_pred8x8_vert_neon, export=1 |
| sub x2, x0, x1 |
| lsl x1, x1, #1 |
| ld1 {v0.8b}, [x2], x1 |
| mov w3, #4 |
| 1: st1 {v0.8b}, [x0], x1 |
| st1 {v0.8b}, [x2], x1 |
| subs w3, w3, #1 |
| b.ne 1b |
| ret |
| endfunc |
| |
| function ff_pred8x8_plane_neon, export=1 |
| sub x3, x0, x1 |
| movrel x4, p8weight |
| movrel x5, p16weight |
| add x2, x3, #4 |
| sub x3, x3, #1 |
| ld1 {v0.s}[0], [x3] |
| ld1 {v2.s}[0], [x2], x1 |
| ldcol.8 v0, x3, x1, 4, hi=1 |
| add x3, x3, x1 |
| ldcol.8 v3, x3, x1, 4 |
| uaddl v7.8h, v2.8b, v3.8b |
| rev32 v0.8b, v0.8b |
| trn1 v2.2s, v2.2s, v3.2s |
| usubl v2.8h, v2.8b, v0.8b |
| ld1 {v6.8h}, [x4] |
| mul v2.8h, v2.8h, v6.8h |
| ld1 {v0.8h}, [x5] |
| saddlp v2.4s, v2.8h |
| addp v2.4s, v2.4s, v2.4s |
| shl v3.4s, v2.4s, #4 |
| add v2.4s, v3.4s, v2.4s |
| rshrn v5.4h, v2.4s, #5 |
| addp v2.4h, v5.4h, v5.4h |
| shl v3.4h, v2.4h, #1 |
| add v3.4h, v3.4h, v2.4h |
| rev64 v7.4h, v7.4h |
| add v7.4h, v7.4h, v0.4h |
| shl v2.4h, v7.4h, #4 |
| sub v2.4h, v2.4h, v3.4h |
| ext v0.16b, v0.16b, v0.16b, #14 |
| mov v0.h[0], wzr |
| mul v0.8h, v0.8h, v5.h[0] |
| dup v1.8h, v2.h[0] |
| dup v2.8h, v5.h[1] |
| add v1.8h, v1.8h, v0.8h |
| mov w3, #8 |
| 1: |
| sqshrun v0.8b, v1.8h, #5 |
| add v1.8h, v1.8h, v2.8h |
| st1 {v0.8b}, [x0], x1 |
| subs w3, w3, #1 |
| b.ne 1b |
| ret |
| endfunc |
| |
| function ff_pred8x8_128_dc_neon, export=1 |
| movi v0.8b, #128 |
| movi v1.8b, #128 |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_top_dc_neon, export=1 |
| sub x2, x0, x1 |
| ld1 {v0.8b}, [x2] |
| uaddlp v0.4h, v0.8b |
| addp v0.4h, v0.4h, v0.4h |
| zip1 v0.8h, v0.8h, v0.8h |
| rshrn v2.8b, v0.8h, #2 |
| zip1 v0.8b, v2.8b, v2.8b |
| zip1 v1.8b, v2.8b, v2.8b |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_left_dc_neon, export=1 |
| sub x2, x0, #1 |
| ldcol.8 v0, x2, x1 |
| uaddlp v0.4h, v0.8b |
| addp v0.4h, v0.4h, v0.4h |
| rshrn v2.8b, v0.8h, #2 |
| dup v1.8b, v2.b[1] |
| dup v0.8b, v2.b[0] |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_dc_neon, export=1 |
| sub x2, x0, x1 |
| sub x3, x0, #1 |
| ld1 {v0.8b}, [x2] |
| ldcol.8 v1, x3, x1 |
| uaddlp v0.4h, v0.8b |
| uaddlp v1.4h, v1.8b |
| trn1 v2.2s, v0.2s, v1.2s |
| trn2 v3.2s, v0.2s, v1.2s |
| addp v4.4h, v2.4h, v3.4h |
| addp v5.4h, v4.4h, v4.4h |
| rshrn v6.8b, v5.8h, #3 |
| rshrn v7.8b, v4.8h, #2 |
| dup v0.8b, v6.b[0] |
| dup v2.8b, v7.b[2] |
| dup v1.8b, v7.b[3] |
| dup v3.8b, v6.b[1] |
| zip1 v0.2s, v0.2s, v2.2s |
| zip1 v1.2s, v1.2s, v3.2s |
| .L_pred8x8_dc_end: |
| mov w3, #4 |
| add x2, x0, x1, lsl #2 |
| 6: st1 {v0.8b}, [x0], x1 |
| st1 {v1.8b}, [x2], x1 |
| subs w3, w3, #1 |
| b.ne 6b |
| ret |
| endfunc |
| |
| function ff_pred8x8_l0t_dc_neon, export=1 |
| sub x2, x0, x1 |
| sub x3, x0, #1 |
| ld1 {v0.8b}, [x2] |
| ldcol.8 v1, x3, x1, 4 |
| zip1 v0.4s, v0.4s, v1.4s |
| uaddlp v0.8h, v0.16b |
| addp v0.8h, v0.8h, v0.8h |
| addp v1.4h, v0.4h, v0.4h |
| rshrn v2.8b, v0.8h, #2 |
| rshrn v3.8b, v1.8h, #3 |
| dup v4.8b, v3.b[0] |
| dup v6.8b, v2.b[2] |
| dup v5.8b, v2.b[0] |
| zip1 v0.2s, v4.2s, v6.2s |
| zip1 v1.2s, v5.2s, v6.2s |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_l00_dc_neon, export=1 |
| sub x2, x0, #1 |
| ldcol.8 v0, x2, x1, 4 |
| uaddlp v0.4h, v0.8b |
| addp v0.4h, v0.4h, v0.4h |
| rshrn v0.8b, v0.8h, #2 |
| movi v1.8b, #128 |
| dup v0.8b, v0.b[0] |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_0lt_dc_neon, export=1 |
| add x3, x0, x1, lsl #2 |
| sub x2, x0, x1 |
| sub x3, x3, #1 |
| ld1 {v0.8b}, [x2] |
| ldcol.8 v1, x3, x1, 4, hi=1 |
| zip1 v0.4s, v0.4s, v1.4s |
| uaddlp v0.8h, v0.16b |
| addp v0.8h, v0.8h, v0.8h |
| addp v1.4h, v0.4h, v0.4h |
| rshrn v2.8b, v0.8h, #2 |
| rshrn v3.8b, v1.8h, #3 |
| dup v4.8b, v2.b[0] |
| dup v5.8b, v2.b[3] |
| dup v6.8b, v2.b[2] |
| dup v7.8b, v3.b[1] |
| zip1 v0.2s, v4.2s, v6.2s |
| zip1 v1.2s, v5.2s, v7.2s |
| b .L_pred8x8_dc_end |
| endfunc |
| |
| function ff_pred8x8_0l0_dc_neon, export=1 |
| add x2, x0, x1, lsl #2 |
| sub x2, x2, #1 |
| ldcol.8 v1, x2, x1, 4 |
| uaddlp v2.4h, v1.8b |
| addp v2.4h, v2.4h, v2.4h |
| rshrn v1.8b, v2.8h, #2 |
| movi v0.8b, #128 |
| dup v1.8b, v1.b[0] |
| b .L_pred8x8_dc_end |
| endfunc |
