Georgios Pinitas | 4ee8b15 | 2021-07-16 16:16:43 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021 Arm Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| 22 | * IN THE SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | #pragma once |
| 26 | |
| 27 | #ifdef __aarch64__ |
| 28 | |
| 29 | namespace { |
| 30 | |
| 31 | void a64_transpose_interleave_12_2x4(uint16_t *out, const uint16_t *in, size_t width, size_t in_stride, size_t height) |
| 32 | { |
| 33 | uint16_t *pad_row = reinterpret_cast<uint16_t *>(alloca(width * sizeof(uint16_t))); |
| 34 | |
| 35 | if (height % 4) { |
| 36 | memset(pad_row, 0, width * sizeof(uint16_t)); |
| 37 | } |
| 38 | |
| 39 | size_t out_stride = 12 * roundup<size_t>(height, 4) * sizeof(uint16_t); |
| 40 | |
| 41 | __asm__ __volatile__( |
| 42 | "cmp %x[height], #0x8\n" |
| 43 | "blt 10f\n" |
| 44 | "1:" // Main row loop: Head |
| 45 | "mov x28, %x[in]\n" |
| 46 | "mov x27, %x[out]\n" |
| 47 | "add x26, x28, %x[in_stride]\n" |
| 48 | "add x25, x26, %x[in_stride]\n" |
| 49 | "add x24, x25, %x[in_stride]\n" |
| 50 | "add x23, x24, %x[in_stride]\n" |
| 51 | "add x22, x23, %x[in_stride]\n" |
| 52 | "add x21, x22, %x[in_stride]\n" |
| 53 | "add x20, x21, %x[in_stride]\n" |
| 54 | "add %x[in], x20, %x[in_stride]\n" |
| 55 | "sub %x[height], %x[height], #0x8\n" |
| 56 | "mov x19, %x[width]\n" |
| 57 | "cmp x19, #0x18\n" |
| 58 | "blt 3f\n" |
| 59 | "2:" // Main row loop: Unroll column loop |
| 60 | "ldr q18, [x28], #0x10\n" |
| 61 | "sub x19, x19, #0x18\n" |
| 62 | "ldr q23, [x26], #0x10\n" |
| 63 | "cmp x19, #0x18\n" |
| 64 | "ldr q16, [x25], #0x10\n" |
| 65 | "zip1 v22.8h, v18.8h, v16.8h\n" |
| 66 | "ldr q17, [x28], #0x10\n" |
| 67 | "zip2 v21.8h, v18.8h, v16.8h\n" |
| 68 | "ldr q12, [x26], #0x10\n" |
| 69 | "ldr q16, [x25], #0x10\n" |
| 70 | "zip1 v20.8h, v17.8h, v16.8h\n" |
| 71 | "ldr q18, [x28], #0x10\n" |
| 72 | "zip2 v11.8h, v17.8h, v16.8h\n" |
| 73 | "ldr q10, [x26], #0x10\n" |
| 74 | "ldr q17, [x25], #0x10\n" |
| 75 | "zip1 v9.8h, v18.8h, v17.8h\n" |
| 76 | "ldr q16, [x24], #0x10\n" |
| 77 | "zip2 v8.8h, v18.8h, v17.8h\n" |
| 78 | "ldr q19, [x23], #0x10\n" |
| 79 | "ldr q7, [x22], #0x10\n" |
| 80 | "zip1 v17.8h, v23.8h, v16.8h\n" |
| 81 | "ldr q6, [x24], #0x10\n" |
| 82 | "zip2 v16.8h, v23.8h, v16.8h\n" |
| 83 | "ldr q5, [x23], #0x10\n" |
| 84 | "zip1 v4.8h, v22.8h, v17.8h\n" |
| 85 | "ldr q3, [x22], #0x10\n" |
| 86 | "zip2 v2.8h, v22.8h, v17.8h\n" |
| 87 | "ldr q18, [x21], #0x10\n" |
| 88 | "zip1 v1.8h, v21.8h, v16.8h\n" |
| 89 | "ldr q0, [x24], #0x10\n" |
| 90 | "zip2 v31.8h, v21.8h, v16.8h\n" |
| 91 | "ldr q30, [x23], #0x10\n" |
| 92 | "zip1 v16.8h, v12.8h, v6.8h\n" |
| 93 | "ldr q29, [x22], #0x10\n" |
| 94 | "zip1 v28.8h, v20.8h, v16.8h\n" |
| 95 | "ldr q27, [x21], #0x10\n" |
| 96 | "zip2 v26.8h, v20.8h, v16.8h\n" |
| 97 | "ldr q21, [x20], #0x10\n" |
| 98 | "zip1 v17.8h, v19.8h, v18.8h\n" |
| 99 | "ldr q25, [x21], #0x10\n" |
| 100 | "zip2 v19.8h, v19.8h, v18.8h\n" |
| 101 | "zip1 v18.8h, v5.8h, v27.8h\n" |
| 102 | "ldr q24, [x20], #0x10\n" |
| 103 | "zip1 v16.8h, v7.8h, v21.8h\n" |
| 104 | "ldr q23, [x20], #0x10\n" |
| 105 | "zip1 v22.8h, v17.8h, v16.8h\n" |
| 106 | "zip2 v20.8h, v17.8h, v16.8h\n" |
| 107 | "str q4, [x27, #0x0]\n" |
| 108 | "zip2 v16.8h, v7.8h, v21.8h\n" |
| 109 | "str q2, [x27, #0x10]\n" |
| 110 | "zip1 v17.8h, v19.8h, v16.8h\n" |
| 111 | "str q1, [x27, #0x20]\n" |
| 112 | "zip2 v21.8h, v19.8h, v16.8h\n" |
| 113 | "str q31, [x27, #0x30]\n" |
| 114 | "zip1 v16.8h, v3.8h, v24.8h\n" |
| 115 | "str q28, [x27, #0x40]\n" |
| 116 | "zip1 v19.8h, v18.8h, v16.8h\n" |
| 117 | "str q26, [x27, #0x50]\n" |
| 118 | "zip2 v18.8h, v18.8h, v16.8h\n" |
| 119 | "str q22, [x27, #0x60]\n" |
| 120 | "zip2 v16.8h, v12.8h, v6.8h\n" |
| 121 | "str q20, [x27, #0x70]\n" |
| 122 | "zip1 v20.8h, v11.8h, v16.8h\n" |
| 123 | "str q17, [x27, #0x80]\n" |
| 124 | "zip2 v17.8h, v11.8h, v16.8h\n" |
| 125 | "str q21, [x27, #0x90]\n" |
| 126 | "zip1 v16.8h, v10.8h, v0.8h\n" |
| 127 | "str q19, [x27, #0xa0]\n" |
| 128 | "zip1 v19.8h, v9.8h, v16.8h\n" |
| 129 | "str q18, [x27, #0xb0]\n" |
| 130 | "add x27, x27, %x[out_stride]\n" |
| 131 | "zip2 v18.8h, v9.8h, v16.8h\n" |
| 132 | "str q20, [x27, #0x0]\n" |
| 133 | "zip2 v16.8h, v10.8h, v0.8h\n" |
| 134 | "str q17, [x27, #0x10]\n" |
| 135 | "zip1 v17.8h, v8.8h, v16.8h\n" |
| 136 | "str q19, [x27, #0x20]\n" |
| 137 | "zip2 v16.8h, v8.8h, v16.8h\n" |
| 138 | "str q18, [x27, #0x30]\n" |
| 139 | "zip2 v18.8h, v5.8h, v27.8h\n" |
| 140 | "str q17, [x27, #0x40]\n" |
| 141 | "zip2 v17.8h, v3.8h, v24.8h\n" |
| 142 | "str q16, [x27, #0x50]\n" |
| 143 | "zip1 v16.8h, v18.8h, v17.8h\n" |
| 144 | "str q16, [x27, #0x60]\n" |
| 145 | "zip2 v16.8h, v18.8h, v17.8h\n" |
| 146 | "str q16, [x27, #0x70]\n" |
| 147 | "zip1 v18.8h, v30.8h, v25.8h\n" |
| 148 | "zip1 v17.8h, v29.8h, v23.8h\n" |
| 149 | "zip1 v16.8h, v18.8h, v17.8h\n" |
| 150 | "str q16, [x27, #0x80]\n" |
| 151 | "zip2 v16.8h, v18.8h, v17.8h\n" |
| 152 | "str q16, [x27, #0x90]\n" |
| 153 | "zip2 v18.8h, v30.8h, v25.8h\n" |
| 154 | "zip2 v17.8h, v29.8h, v23.8h\n" |
| 155 | "zip1 v16.8h, v18.8h, v17.8h\n" |
| 156 | "str q16, [x27, #0xa0]\n" |
| 157 | "zip2 v16.8h, v18.8h, v17.8h\n" |
| 158 | "str q16, [x27, #0xb0]\n" |
| 159 | "add x27, x27, %x[out_stride]\n" |
| 160 | "bge 2b\n" |
| 161 | "3:" // Main row loop: Unroll column loop skip |
| 162 | "cmp x19, #0xc\n" |
| 163 | "blt 5f\n" |
| 164 | "4:" // Main row loop: Column loop |
| 165 | "ldr q18, [x28], #0x10\n" |
| 166 | "sub x19, x19, #0xc\n" |
| 167 | "ldr q20, [x26], #0x10\n" |
| 168 | "cmp x19, #0xc\n" |
| 169 | "ldr q16, [x25], #0x10\n" |
| 170 | "zip1 v19.8h, v18.8h, v16.8h\n" |
| 171 | "ldr d17, [x28], #0x8\n" |
| 172 | "zip2 v23.8h, v18.8h, v16.8h\n" |
| 173 | "ldr d22, [x26], #0x8\n" |
| 174 | "ldr d16, [x25], #0x8\n" |
| 175 | "zip1 v21.8h, v17.8h, v16.8h\n" |
| 176 | "ldr q16, [x24], #0x10\n" |
| 177 | "ldr q31, [x23], #0x10\n" |
| 178 | "zip1 v18.8h, v20.8h, v16.8h\n" |
| 179 | "ldr d17, [x24], #0x8\n" |
| 180 | "zip2 v16.8h, v20.8h, v16.8h\n" |
| 181 | "ldr d30, [x23], #0x8\n" |
| 182 | "zip1 v29.8h, v19.8h, v18.8h\n" |
| 183 | "ldr q28, [x22], #0x10\n" |
| 184 | "zip2 v20.8h, v19.8h, v18.8h\n" |
| 185 | "ldr q27, [x21], #0x10\n" |
| 186 | "zip1 v19.8h, v23.8h, v16.8h\n" |
| 187 | "ldr q26, [x20], #0x10\n" |
| 188 | "zip2 v18.8h, v23.8h, v16.8h\n" |
| 189 | "ldr d25, [x22], #0x8\n" |
| 190 | "zip1 v16.8h, v22.8h, v17.8h\n" |
| 191 | "zip1 v24.8h, v21.8h, v16.8h\n" |
| 192 | "ldr d23, [x21], #0x8\n" |
| 193 | "zip2 v22.8h, v21.8h, v16.8h\n" |
| 194 | "ldr d21, [x20], #0x8\n" |
| 195 | "zip1 v17.8h, v31.8h, v27.8h\n" |
| 196 | "str q29, [x27, #0x0]\n" |
| 197 | "zip1 v16.8h, v28.8h, v26.8h\n" |
| 198 | "str q20, [x27, #0x10]\n" |
| 199 | "zip1 v20.8h, v17.8h, v16.8h\n" |
| 200 | "str q19, [x27, #0x20]\n" |
| 201 | "zip2 v19.8h, v17.8h, v16.8h\n" |
| 202 | "str q18, [x27, #0x30]\n" |
| 203 | "zip2 v18.8h, v31.8h, v27.8h\n" |
| 204 | "str q24, [x27, #0x40]\n" |
| 205 | "zip2 v16.8h, v28.8h, v26.8h\n" |
| 206 | "str q22, [x27, #0x50]\n" |
| 207 | "zip1 v17.8h, v18.8h, v16.8h\n" |
| 208 | "str q20, [x27, #0x60]\n" |
| 209 | "zip2 v16.8h, v18.8h, v16.8h\n" |
| 210 | "str q19, [x27, #0x70]\n" |
| 211 | "zip1 v18.8h, v30.8h, v23.8h\n" |
| 212 | "str q17, [x27, #0x80]\n" |
| 213 | "zip1 v17.8h, v25.8h, v21.8h\n" |
| 214 | "str q16, [x27, #0x90]\n" |
| 215 | "zip1 v16.8h, v18.8h, v17.8h\n" |
| 216 | "str q16, [x27, #0xa0]\n" |
| 217 | "zip2 v16.8h, v18.8h, v17.8h\n" |
| 218 | "str q16, [x27, #0xb0]\n" |
| 219 | "add x27, x27, %x[out_stride]\n" |
| 220 | "bge 4b\n" |
| 221 | "5:" // Main row loop: Column loop skip |
| 222 | "cmp x19, #0x4\n" |
| 223 | "blt 7f\n" |
| 224 | "6:" // Main row loop: width 4 loop: loop |
| 225 | "ldr d17, [x28], #0x8\n" |
| 226 | "sub x19, x19, #0x4\n" |
| 227 | "ldr d18, [x26], #0x8\n" |
| 228 | "cmp x19, #0x4\n" |
| 229 | "ldr d16, [x25], #0x8\n" |
| 230 | "zip1 v17.8h, v17.8h, v16.8h\n" |
| 231 | "ldr d16, [x24], #0x8\n" |
| 232 | "ldr d21, [x23], #0x8\n" |
| 233 | "zip1 v16.8h, v18.8h, v16.8h\n" |
| 234 | "ldr d20, [x22], #0x8\n" |
| 235 | "ldr d19, [x21], #0x8\n" |
| 236 | "zip1 v18.8h, v17.8h, v16.8h\n" |
| 237 | "zip2 v17.8h, v17.8h, v16.8h\n" |
| 238 | "ldr d16, [x20], #0x8\n" |
| 239 | "str q18, [x27, #0x0]\n" |
| 240 | "zip1 v18.8h, v21.8h, v19.8h\n" |
| 241 | "str q17, [x27, #0x10]\n" |
| 242 | "zip1 v17.8h, v20.8h, v16.8h\n" |
| 243 | "zip1 v16.8h, v18.8h, v17.8h\n" |
| 244 | "str q16, [x27, #0x60]\n" |
| 245 | "zip2 v16.8h, v18.8h, v17.8h\n" |
| 246 | "str q16, [x27, #0x70]\n" |
| 247 | "add x27, x27, #0x20\n" |
| 248 | "bge 6b\n" |
| 249 | "7:" // Main row loop: width 4 loop: skip |
| 250 | "cmp x19, #0x1\n" |
| 251 | "blt 9f\n" |
| 252 | "8:" // Main row loop: width 1 loop: loop |
| 253 | "ldr h18, [x28], #0x2\n" |
| 254 | "sub x19, x19, #0x1\n" |
| 255 | "ldr h17, [x26], #0x2\n" |
| 256 | "cmp x19, #0x1\n" |
| 257 | "ldr h16, [x25], #0x2\n" |
| 258 | "zip1 v18.8h, v18.8h, v16.8h\n" |
| 259 | "ldr h16, [x24], #0x2\n" |
| 260 | "ldr h20, [x23], #0x2\n" |
| 261 | "zip1 v16.8h, v17.8h, v16.8h\n" |
| 262 | "ldr h19, [x22], #0x2\n" |
| 263 | "ldr h17, [x21], #0x2\n" |
| 264 | "zip1 v18.8h, v18.8h, v16.8h\n" |
| 265 | "ldr h16, [x20], #0x2\n" |
| 266 | "zip1 v17.8h, v20.8h, v17.8h\n" |
| 267 | "str d18, [x27, #0x0]\n" |
| 268 | "zip1 v16.8h, v19.8h, v16.8h\n" |
| 269 | "zip1 v16.8h, v17.8h, v16.8h\n" |
| 270 | "str d16, [x27, #0x60]\n" |
| 271 | "add x27, x27, #0x8\n" |
| 272 | "bge 8b\n" |
| 273 | "9:" // Main row loop: width 1 loop: skip |
| 274 | "add %x[out], %x[out], #0xc0\n" |
| 275 | "cmp %x[height], #0x8\n" |
| 276 | "bge 1b\n" |
| 277 | "cbz %x[height], 20f\n" |
| 278 | "10:" // Main loop skip |
| 279 | |
| 280 | "11:" // Tail row loop: Head |
| 281 | "mov x28, %x[in]\n" |
| 282 | "mov x27, %x[out]\n" |
| 283 | "add x26, x28, %x[in_stride]\n" |
| 284 | "add x25, x26, %x[in_stride]\n" |
| 285 | "add x24, x25, %x[in_stride]\n" |
| 286 | "add %x[in], x24, %x[in_stride]\n" |
| 287 | "cmp %x[height], #0x3\n" |
| 288 | "csel x24, x24, %x[pad_row], GT\n" |
| 289 | "csel x25, x25, %x[pad_row], GE\n" |
| 290 | "cmp %x[height], #0x1\n" |
| 291 | "csel x26, x26, %x[pad_row], GT\n" |
| 292 | "sub %x[height], %x[height], #0x4\n" |
| 293 | "mov x19, %x[width]\n" |
| 294 | "cmp x19, #0x18\n" |
| 295 | "blt 13f\n" |
| 296 | "12:" // Tail row loop: Unroll column loop |
| 297 | "ldr q18, [x28], #0x10\n" |
| 298 | "sub x19, x19, #0x18\n" |
| 299 | "ldr q19, [x26], #0x10\n" |
| 300 | "cmp x19, #0x18\n" |
| 301 | "ldr q16, [x25], #0x10\n" |
| 302 | "zip1 v28.8h, v18.8h, v16.8h\n" |
| 303 | "ldr q17, [x28], #0x10\n" |
| 304 | "zip2 v27.8h, v18.8h, v16.8h\n" |
| 305 | "ldr q26, [x26], #0x10\n" |
| 306 | "ldr q16, [x25], #0x10\n" |
| 307 | "zip1 v25.8h, v17.8h, v16.8h\n" |
| 308 | "ldr q18, [x28], #0x10\n" |
| 309 | "zip2 v24.8h, v17.8h, v16.8h\n" |
| 310 | "ldr q23, [x26], #0x10\n" |
| 311 | "ldr q16, [x25], #0x10\n" |
| 312 | "zip1 v22.8h, v18.8h, v16.8h\n" |
| 313 | "ldr q17, [x24], #0x10\n" |
| 314 | "zip2 v21.8h, v18.8h, v16.8h\n" |
| 315 | "ldr q20, [x24], #0x10\n" |
| 316 | "zip1 v16.8h, v19.8h, v17.8h\n" |
| 317 | "zip2 v18.8h, v19.8h, v17.8h\n" |
| 318 | "ldr q19, [x24], #0x10\n" |
| 319 | "zip1 v17.8h, v28.8h, v16.8h\n" |
| 320 | "zip2 v16.8h, v28.8h, v16.8h\n" |
| 321 | "str q17, [x27, #0x0]\n" |
| 322 | "zip1 v17.8h, v27.8h, v18.8h\n" |
| 323 | "str q16, [x27, #0x10]\n" |
| 324 | "zip2 v16.8h, v27.8h, v18.8h\n" |
| 325 | "str q17, [x27, #0x20]\n" |
| 326 | "zip1 v17.8h, v26.8h, v20.8h\n" |
| 327 | "str q16, [x27, #0x30]\n" |
| 328 | "zip1 v16.8h, v25.8h, v17.8h\n" |
| 329 | "str q16, [x27, #0x40]\n" |
| 330 | "zip2 v16.8h, v25.8h, v17.8h\n" |
| 331 | "str q16, [x27, #0x50]\n" |
| 332 | "add x27, x27, %x[out_stride]\n" |
| 333 | "zip2 v18.8h, v26.8h, v20.8h\n" |
| 334 | "zip1 v17.8h, v23.8h, v19.8h\n" |
| 335 | "zip1 v16.8h, v24.8h, v18.8h\n" |
| 336 | "str q16, [x27, #0x0]\n" |
| 337 | "zip2 v16.8h, v24.8h, v18.8h\n" |
| 338 | "str q16, [x27, #0x10]\n" |
| 339 | "zip1 v16.8h, v22.8h, v17.8h\n" |
| 340 | "str q16, [x27, #0x20]\n" |
| 341 | "zip2 v16.8h, v22.8h, v17.8h\n" |
| 342 | "str q16, [x27, #0x30]\n" |
| 343 | "zip2 v17.8h, v23.8h, v19.8h\n" |
| 344 | "zip1 v16.8h, v21.8h, v17.8h\n" |
| 345 | "str q16, [x27, #0x40]\n" |
| 346 | "zip2 v16.8h, v21.8h, v17.8h\n" |
| 347 | "str q16, [x27, #0x50]\n" |
| 348 | "add x27, x27, %x[out_stride]\n" |
| 349 | "bge 12b\n" |
| 350 | "13:" // Tail row loop: Unroll column loop skip |
| 351 | "cmp x19, #0xc\n" |
| 352 | "blt 15f\n" |
| 353 | "14:" // Tail row loop: Column loop |
| 354 | "ldr q18, [x28], #0x10\n" |
| 355 | "sub x19, x19, #0xc\n" |
| 356 | "ldr q24, [x26], #0x10\n" |
| 357 | "cmp x19, #0xc\n" |
| 358 | "ldr q16, [x25], #0x10\n" |
| 359 | "zip1 v23.8h, v18.8h, v16.8h\n" |
| 360 | "ldr d17, [x28], #0x8\n" |
| 361 | "zip2 v22.8h, v18.8h, v16.8h\n" |
| 362 | "ldr d21, [x26], #0x8\n" |
| 363 | "ldr d16, [x25], #0x8\n" |
| 364 | "zip1 v20.8h, v17.8h, v16.8h\n" |
| 365 | "ldr q16, [x24], #0x10\n" |
| 366 | "zip1 v19.8h, v24.8h, v16.8h\n" |
| 367 | "ldr d18, [x24], #0x8\n" |
| 368 | "zip2 v17.8h, v24.8h, v16.8h\n" |
| 369 | "zip1 v16.8h, v23.8h, v19.8h\n" |
| 370 | "str q16, [x27, #0x0]\n" |
| 371 | "zip2 v16.8h, v23.8h, v19.8h\n" |
| 372 | "str q16, [x27, #0x10]\n" |
| 373 | "zip1 v16.8h, v22.8h, v17.8h\n" |
| 374 | "str q16, [x27, #0x20]\n" |
| 375 | "zip2 v16.8h, v22.8h, v17.8h\n" |
| 376 | "str q16, [x27, #0x30]\n" |
| 377 | "zip1 v17.8h, v21.8h, v18.8h\n" |
| 378 | "zip1 v16.8h, v20.8h, v17.8h\n" |
| 379 | "str q16, [x27, #0x40]\n" |
| 380 | "zip2 v16.8h, v20.8h, v17.8h\n" |
| 381 | "str q16, [x27, #0x50]\n" |
| 382 | "add x27, x27, %x[out_stride]\n" |
| 383 | "bge 14b\n" |
| 384 | "15:" // Tail row loop: Column loop skip |
| 385 | "cmp x19, #0x4\n" |
| 386 | "blt 17f\n" |
| 387 | "16:" // Tail row loop: width 4 loop: loop |
| 388 | "ldr d18, [x28], #0x8\n" |
| 389 | "sub x19, x19, #0x4\n" |
| 390 | "ldr d17, [x26], #0x8\n" |
| 391 | "cmp x19, #0x4\n" |
| 392 | "ldr d16, [x25], #0x8\n" |
| 393 | "zip1 v18.8h, v18.8h, v16.8h\n" |
| 394 | "ldr d16, [x24], #0x8\n" |
| 395 | "zip1 v17.8h, v17.8h, v16.8h\n" |
| 396 | "zip1 v16.8h, v18.8h, v17.8h\n" |
| 397 | "str q16, [x27, #0x0]\n" |
| 398 | "zip2 v16.8h, v18.8h, v17.8h\n" |
| 399 | "str q16, [x27, #0x10]\n" |
| 400 | "add x27, x27, #0x20\n" |
| 401 | "bge 16b\n" |
| 402 | "17:" // Tail row loop: width 4 loop: skip |
| 403 | "cmp x19, #0x1\n" |
| 404 | "blt 19f\n" |
| 405 | "18:" // Tail row loop: width 1 loop: loop |
| 406 | "ldr h17, [x28], #0x2\n" |
| 407 | "sub x19, x19, #0x1\n" |
| 408 | "ldr h18, [x26], #0x2\n" |
| 409 | "cmp x19, #0x1\n" |
| 410 | "ldr h16, [x25], #0x2\n" |
| 411 | "zip1 v17.8h, v17.8h, v16.8h\n" |
| 412 | "ldr h16, [x24], #0x2\n" |
| 413 | "zip1 v16.8h, v18.8h, v16.8h\n" |
| 414 | "zip1 v16.8h, v17.8h, v16.8h\n" |
| 415 | "str d16, [x27, #0x0]\n" |
| 416 | "add x27, x27, #0x8\n" |
| 417 | "bge 18b\n" |
| 418 | "19:" // Tail row loop: width 1 loop: skip |
| 419 | "add %x[out], %x[out], #0x60\n" |
| 420 | "cmp %x[height], #0x1\n" |
| 421 | "bge 11b\n" |
| 422 | "20:" // Done |
| 423 | |
| 424 | : [height] "+&r" (height), [in] "+&r" (in), [out] "+&r" (out) |
| 425 | : [in_stride] "r" (in_stride), [out_stride] "r" (out_stride), [pad_row] "r" (pad_row), [width] "r" (width) |
| 426 | : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8", "v9", "v10", "v11", "v12", "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", "x19", "x20", "x21", "x22", "x23", "x24", "x25", "x26", "x27", "x28" |
| 427 | ); |
| 428 | } |
| 429 | |
| 430 | } // anonymous namespace |
| 431 | |
| 432 | template<> |
| 433 | void Transform<12, 4, true, VLType::None>( |
| 434 | bfloat16 *out, const bfloat16 *in, int stride, int x0, int xmax, int k0, int kmax) |
| 435 | { |
| 436 | a64_transpose_interleave_12_2x4( |
| 437 | reinterpret_cast<uint16_t *>(out), |
| 438 | reinterpret_cast<const uint16_t *>(in + k0 * stride + x0), |
| 439 | (xmax-x0) * sizeof(bfloat16) / 2, |
| 440 | stride * sizeof(bfloat16), |
| 441 | (kmax-k0) |
| 442 | ); |
| 443 | } |
| 444 | |
| 445 | #endif |