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 __ARM_FEATURE_SVE |
| 28 | |
| 29 | |
| 30 | namespace { |
| 31 | |
| 32 | void sve_transpose_interleave_8VL_2x2(uint16_t *out, const uint16_t *in, size_t width, size_t in_stride, size_t height) |
| 33 | { |
| 34 | uint16_t *pad_row = reinterpret_cast<uint16_t *>(alloca(width * sizeof(uint16_t))); |
| 35 | |
| 36 | if (height % 2) { |
| 37 | memset(pad_row, 0, width * sizeof(uint16_t)); |
| 38 | } |
| 39 | |
| 40 | size_t out_stride = 8 * roundup<size_t>(height, 2) * get_vector_length<uint16_t>(); |
| 41 | |
| 42 | __asm__ __volatile__( |
| 43 | "ptrue p3.b\n" |
| 44 | "cmp %x[height], #0x4\n" |
| 45 | "blt 6f\n" |
| 46 | "1:" // Main row loop: Head |
| 47 | "mov x27, %x[in]\n" |
| 48 | "mov x26, %x[out]\n" |
| 49 | "add x25, x27, %x[in_stride]\n" |
| 50 | "add x24, x25, %x[in_stride]\n" |
| 51 | "add x23, x24, %x[in_stride]\n" |
| 52 | "add %x[in], x23, %x[in_stride]\n" |
| 53 | "sub %x[height], %x[height], #0x4\n" |
| 54 | "mov x22, %x[width]\n" |
| 55 | "cnth x21, ALL, MUL #8\n" |
| 56 | "cmp x22, x21\n" |
| 57 | "blt 3f\n" |
| 58 | "2:" // Main row loop: Unroll column loop |
| 59 | "ld1h { z8.h }, p3/Z, [x27]\n" |
| 60 | "mov x20, x26\n" |
| 61 | "ld1h { z3.h }, p3/Z, [x27, #1, MUL VL]\n" |
| 62 | "add x26, x26, %x[out_stride]\n" |
| 63 | "ld1h { z22.h }, p3/Z, [x27, #2, MUL VL]\n" |
| 64 | "mov x19, x26\n" |
| 65 | "ld1h { z12.h }, p3/Z, [x27, #3, MUL VL]\n" |
| 66 | "add x26, x26, %x[out_stride]\n" |
| 67 | "ld1h { z4.h }, p3/Z, [x27, #4, MUL VL]\n" |
| 68 | "sub x22, x22, x21\n" |
| 69 | "ld1h { z25.h }, p3/Z, [x27, #5, MUL VL]\n" |
| 70 | "cmp x22, x21\n" |
| 71 | "ld1h { z15.h }, p3/Z, [x27, #6, MUL VL]\n" |
| 72 | "ld1h { z2.h }, p3/Z, [x27, #7, MUL VL]\n" |
| 73 | "addvl x27, x27, #8\n" |
| 74 | "ld1h { z16.h }, p3/Z, [x25]\n" |
| 75 | "zip1 z21.h, z8.h, z16.h\n" |
| 76 | "ld1h { z27.h }, p3/Z, [x25, #1, MUL VL]\n" |
| 77 | "zip2 z7.h, z8.h, z16.h\n" |
| 78 | "ld1h { z18.h }, p3/Z, [x25, #2, MUL VL]\n" |
| 79 | "ld1h { z30.h }, p3/Z, [x25, #3, MUL VL]\n" |
| 80 | "zip1 z19.h, z3.h, z27.h\n" |
| 81 | "ld1h { z0.h }, p3/Z, [x25, #4, MUL VL]\n" |
| 82 | "zip2 z16.h, z3.h, z27.h\n" |
| 83 | "ld1h { z27.h }, p3/Z, [x25, #5, MUL VL]\n" |
| 84 | "zip1 z13.h, z22.h, z18.h\n" |
| 85 | "ld1h { z26.h }, p3/Z, [x25, #6, MUL VL]\n" |
| 86 | "zip2 z29.h, z22.h, z18.h\n" |
| 87 | "ld1h { z24.h }, p3/Z, [x25, #7, MUL VL]\n" |
| 88 | "addvl x25, x25, #8\n" |
| 89 | "zip1 z20.h, z12.h, z30.h\n" |
| 90 | "ld1h { z9.h }, p3/Z, [x24]\n" |
| 91 | "zip2 z14.h, z12.h, z30.h\n" |
| 92 | "ld1h { z12.h }, p3/Z, [x24, #1, MUL VL]\n" |
| 93 | "zip1 z5.h, z4.h, z0.h\n" |
| 94 | "ld1h { z31.h }, p3/Z, [x24, #2, MUL VL]\n" |
| 95 | "zip2 z1.h, z4.h, z0.h\n" |
| 96 | "ld1h { z22.h }, p3/Z, [x24, #3, MUL VL]\n" |
| 97 | "zip1 z10.h, z25.h, z27.h\n" |
| 98 | "ld1h { z3.h }, p3/Z, [x24, #4, MUL VL]\n" |
| 99 | "zip2 z6.h, z25.h, z27.h\n" |
| 100 | "ld1h { z4.h }, p3/Z, [x24, #5, MUL VL]\n" |
| 101 | "zip1 z8.h, z15.h, z26.h\n" |
| 102 | "ld1h { z25.h }, p3/Z, [x24, #6, MUL VL]\n" |
| 103 | "zip2 z11.h, z15.h, z26.h\n" |
| 104 | "ld1h { z30.h }, p3/Z, [x24, #7, MUL VL]\n" |
| 105 | "addvl x24, x24, #8\n" |
| 106 | "zip1 z17.h, z2.h, z24.h\n" |
| 107 | "ld1h { z23.h }, p3/Z, [x23]\n" |
| 108 | "zip2 z0.h, z2.h, z24.h\n" |
| 109 | "ld1h { z28.h }, p3/Z, [x23, #1, MUL VL]\n" |
| 110 | "ld1h { z15.h }, p3/Z, [x23, #2, MUL VL]\n" |
| 111 | "zip1 z18.h, z9.h, z23.h\n" |
| 112 | "ld1h { z26.h }, p3/Z, [x23, #3, MUL VL]\n" |
| 113 | "zip2 z27.h, z9.h, z23.h\n" |
| 114 | "ld1h { z2.h }, p3/Z, [x23, #4, MUL VL]\n" |
| 115 | "zip1 z9.h, z12.h, z28.h\n" |
| 116 | "ld1h { z24.h }, p3/Z, [x23, #5, MUL VL]\n" |
| 117 | "zip2 z12.h, z12.h, z28.h\n" |
| 118 | "ld1h { z23.h }, p3/Z, [x23, #6, MUL VL]\n" |
| 119 | "zip1 z28.h, z31.h, z15.h\n" |
| 120 | "zip2 z31.h, z31.h, z15.h\n" |
| 121 | "ld1h { z15.h }, p3/Z, [x23, #7, MUL VL]\n" |
| 122 | "addvl x23, x23, #8\n" |
| 123 | "st1h { z21.h }, p3, [x20]\n" |
| 124 | "zip1 z21.h, z22.h, z26.h\n" |
| 125 | "zip2 z26.h, z22.h, z26.h\n" |
| 126 | "st1h { z7.h }, p3, [x20, #1, MUL VL]\n" |
| 127 | "zip1 z7.h, z3.h, z2.h\n" |
| 128 | "st1h { z19.h }, p3, [x20, #2, MUL VL]\n" |
| 129 | "zip2 z22.h, z3.h, z2.h\n" |
| 130 | "st1h { z16.h }, p3, [x20, #3, MUL VL]\n" |
| 131 | "zip1 z2.h, z4.h, z24.h\n" |
| 132 | "st1h { z13.h }, p3, [x20, #4, MUL VL]\n" |
| 133 | "zip2 z3.h, z4.h, z24.h\n" |
| 134 | "st1h { z29.h }, p3, [x20, #5, MUL VL]\n" |
| 135 | "zip1 z4.h, z25.h, z23.h\n" |
| 136 | "st1h { z20.h }, p3, [x20, #6, MUL VL]\n" |
| 137 | "zip2 z20.h, z25.h, z23.h\n" |
| 138 | "st1h { z14.h }, p3, [x20, #7, MUL VL]\n" |
| 139 | "addvl x20, x20, #16\n" |
| 140 | "zip1 z25.h, z30.h, z15.h\n" |
| 141 | "st1h { z18.h }, p3, [x20, #-8, MUL VL]\n" |
| 142 | "zip2 z18.h, z30.h, z15.h\n" |
| 143 | "st1h { z27.h }, p3, [x20, #-7, MUL VL]\n" |
| 144 | "st1h { z9.h }, p3, [x20, #-6, MUL VL]\n" |
| 145 | "st1h { z12.h }, p3, [x20, #-5, MUL VL]\n" |
| 146 | "st1h { z28.h }, p3, [x20, #-4, MUL VL]\n" |
| 147 | "st1h { z31.h }, p3, [x20, #-3, MUL VL]\n" |
| 148 | "st1h { z21.h }, p3, [x20, #-2, MUL VL]\n" |
| 149 | "st1h { z26.h }, p3, [x20, #-1, MUL VL]\n" |
| 150 | "st1h { z5.h }, p3, [x19]\n" |
| 151 | "st1h { z1.h }, p3, [x19, #1, MUL VL]\n" |
| 152 | "st1h { z10.h }, p3, [x19, #2, MUL VL]\n" |
| 153 | "st1h { z6.h }, p3, [x19, #3, MUL VL]\n" |
| 154 | "st1h { z8.h }, p3, [x19, #4, MUL VL]\n" |
| 155 | "st1h { z11.h }, p3, [x19, #5, MUL VL]\n" |
| 156 | "st1h { z17.h }, p3, [x19, #6, MUL VL]\n" |
| 157 | "st1h { z0.h }, p3, [x19, #7, MUL VL]\n" |
| 158 | "addvl x19, x19, #16\n" |
| 159 | "st1h { z7.h }, p3, [x19, #-8, MUL VL]\n" |
| 160 | "st1h { z22.h }, p3, [x19, #-7, MUL VL]\n" |
| 161 | "st1h { z2.h }, p3, [x19, #-6, MUL VL]\n" |
| 162 | "st1h { z3.h }, p3, [x19, #-5, MUL VL]\n" |
| 163 | "st1h { z4.h }, p3, [x19, #-4, MUL VL]\n" |
| 164 | "st1h { z20.h }, p3, [x19, #-3, MUL VL]\n" |
| 165 | "st1h { z25.h }, p3, [x19, #-2, MUL VL]\n" |
| 166 | "st1h { z18.h }, p3, [x19, #-1, MUL VL]\n" |
| 167 | "bge 2b\n" |
| 168 | "3:" // Main row loop: Unroll column loop skip |
| 169 | "cbz x22, 5f\n" |
| 170 | "4:" // Main row loop: Column loop |
| 171 | "mov x20, x22\n" |
| 172 | "mov x19, x26\n" |
| 173 | "whilelt p0.h, XZR, x20\n" |
| 174 | "ld1h { z17.h }, p0/Z, [x27]\n" |
| 175 | "ld1h { z16.h }, p0/Z, [x25]\n" |
| 176 | "zip1 z0.h, z17.h, z16.h\n" |
| 177 | "ld1h { z18.h }, p0/Z, [x24]\n" |
| 178 | "dech x20\n" |
| 179 | "zip2 z31.h, z17.h, z16.h\n" |
| 180 | "ld1h { z16.h }, p0/Z, [x23]\n" |
| 181 | "whilelt p2.h, XZR, x20\n" |
| 182 | "zip1 z30.h, z18.h, z16.h\n" |
| 183 | "ld1h { z17.h }, p2/Z, [x27, #1, MUL VL]\n" |
| 184 | "dech x20\n" |
| 185 | "zip2 z29.h, z18.h, z16.h\n" |
| 186 | "ld1h { z16.h }, p2/Z, [x25, #1, MUL VL]\n" |
| 187 | "whilelt p1.h, XZR, x20\n" |
| 188 | "zip1 z28.h, z17.h, z16.h\n" |
| 189 | "ld1h { z18.h }, p1/Z, [x27, #2, MUL VL]\n" |
| 190 | "dech x20\n" |
| 191 | "zip2 z27.h, z17.h, z16.h\n" |
| 192 | "ld1h { z16.h }, p1/Z, [x25, #2, MUL VL]\n" |
| 193 | "whilelt p0.h, XZR, x20\n" |
| 194 | "zip1 z26.h, z18.h, z16.h\n" |
| 195 | "ld1h { z17.h }, p0/Z, [x27, #3, MUL VL]\n" |
| 196 | "addvl x27, x27, #4\n" |
| 197 | "zip2 z25.h, z18.h, z16.h\n" |
| 198 | "ld1h { z16.h }, p0/Z, [x25, #3, MUL VL]\n" |
| 199 | "addvl x25, x25, #4\n" |
| 200 | "zip1 z24.h, z17.h, z16.h\n" |
| 201 | "ld1h { z19.h }, p2/Z, [x24, #1, MUL VL]\n" |
| 202 | "add x26, x26, %x[out_stride]\n" |
| 203 | "zip2 z23.h, z17.h, z16.h\n" |
| 204 | "ld1h { z18.h }, p1/Z, [x24, #2, MUL VL]\n" |
| 205 | "decw x22, ALL, MUL #8\n" |
| 206 | "ld1h { z22.h }, p0/Z, [x24, #3, MUL VL]\n" |
| 207 | "addvl x24, x24, #4\n" |
| 208 | "ld1h { z16.h }, p2/Z, [x23, #1, MUL VL]\n" |
| 209 | "zip1 z21.h, z19.h, z16.h\n" |
| 210 | "ld1h { z17.h }, p1/Z, [x23, #2, MUL VL]\n" |
| 211 | "cmp x22, #0x0\n" |
| 212 | "zip2 z20.h, z19.h, z16.h\n" |
| 213 | "ld1h { z16.h }, p0/Z, [x23, #3, MUL VL]\n" |
| 214 | "addvl x23, x23, #4\n" |
| 215 | "zip1 z19.h, z18.h, z17.h\n" |
| 216 | "st1h { z0.h }, p3, [x19]\n" |
| 217 | "zip2 z18.h, z18.h, z17.h\n" |
| 218 | "st1h { z31.h }, p3, [x19, #1, MUL VL]\n" |
| 219 | "zip1 z17.h, z22.h, z16.h\n" |
| 220 | "st1h { z28.h }, p3, [x19, #2, MUL VL]\n" |
| 221 | "zip2 z16.h, z22.h, z16.h\n" |
| 222 | "st1h { z27.h }, p3, [x19, #3, MUL VL]\n" |
| 223 | "st1h { z26.h }, p3, [x19, #4, MUL VL]\n" |
| 224 | "st1h { z25.h }, p3, [x19, #5, MUL VL]\n" |
| 225 | "st1h { z24.h }, p3, [x19, #6, MUL VL]\n" |
| 226 | "st1h { z23.h }, p3, [x19, #7, MUL VL]\n" |
| 227 | "addvl x19, x19, #16\n" |
| 228 | "st1h { z30.h }, p3, [x19, #-8, MUL VL]\n" |
| 229 | "st1h { z29.h }, p3, [x19, #-7, MUL VL]\n" |
| 230 | "st1h { z21.h }, p3, [x19, #-6, MUL VL]\n" |
| 231 | "st1h { z20.h }, p3, [x19, #-5, MUL VL]\n" |
| 232 | "st1h { z19.h }, p3, [x19, #-4, MUL VL]\n" |
| 233 | "st1h { z18.h }, p3, [x19, #-3, MUL VL]\n" |
| 234 | "st1h { z17.h }, p3, [x19, #-2, MUL VL]\n" |
| 235 | "st1h { z16.h }, p3, [x19, #-1, MUL VL]\n" |
| 236 | "bgt 4b\n" |
| 237 | "5:" // Main row loop: Column loop skip |
| 238 | "addvl %x[out], %x[out], #16\n" |
| 239 | "cmp %x[height], #0x4\n" |
| 240 | "bge 1b\n" |
| 241 | "cbz %x[height], 12f\n" |
| 242 | "6:" // Main loop skip |
| 243 | |
| 244 | "7:" // Tail row loop: Head |
| 245 | "mov x27, %x[in]\n" |
| 246 | "mov x26, %x[out]\n" |
| 247 | "add x25, x27, %x[in_stride]\n" |
| 248 | "add %x[in], x25, %x[in_stride]\n" |
| 249 | "cmp %x[height], #0x1\n" |
| 250 | "csel x25, x25, %x[pad_row], GT\n" |
| 251 | "sub %x[height], %x[height], #0x2\n" |
| 252 | "mov x20, %x[width]\n" |
| 253 | "cnth x19, ALL, MUL #8\n" |
| 254 | "cmp x20, x19\n" |
| 255 | "blt 9f\n" |
| 256 | "8:" // Tail row loop: Unroll column loop |
| 257 | "ld1h { z17.h }, p3/Z, [x27]\n" |
| 258 | "sub x20, x20, x19\n" |
| 259 | "ld1h { z20.h }, p3/Z, [x27, #1, MUL VL]\n" |
| 260 | "cmp x20, x19\n" |
| 261 | "ld1h { z19.h }, p3/Z, [x27, #2, MUL VL]\n" |
| 262 | "ld1h { z1.h }, p3/Z, [x27, #3, MUL VL]\n" |
| 263 | "ld1h { z0.h }, p3/Z, [x27, #4, MUL VL]\n" |
| 264 | "ld1h { z31.h }, p3/Z, [x27, #5, MUL VL]\n" |
| 265 | "ld1h { z30.h }, p3/Z, [x27, #6, MUL VL]\n" |
| 266 | "ld1h { z29.h }, p3/Z, [x27, #7, MUL VL]\n" |
| 267 | "addvl x27, x27, #8\n" |
| 268 | "ld1h { z16.h }, p3/Z, [x25]\n" |
| 269 | "zip1 z28.h, z17.h, z16.h\n" |
| 270 | "ld1h { z18.h }, p3/Z, [x25, #1, MUL VL]\n" |
| 271 | "zip2 z27.h, z17.h, z16.h\n" |
| 272 | "ld1h { z17.h }, p3/Z, [x25, #2, MUL VL]\n" |
| 273 | "ld1h { z16.h }, p3/Z, [x25, #3, MUL VL]\n" |
| 274 | "zip1 z26.h, z20.h, z18.h\n" |
| 275 | "ld1h { z22.h }, p3/Z, [x25, #4, MUL VL]\n" |
| 276 | "zip2 z21.h, z20.h, z18.h\n" |
| 277 | "ld1h { z25.h }, p3/Z, [x25, #5, MUL VL]\n" |
| 278 | "zip1 z20.h, z19.h, z17.h\n" |
| 279 | "ld1h { z24.h }, p3/Z, [x25, #6, MUL VL]\n" |
| 280 | "zip2 z19.h, z19.h, z17.h\n" |
| 281 | "ld1h { z23.h }, p3/Z, [x25, #7, MUL VL]\n" |
| 282 | "addvl x25, x25, #8\n" |
| 283 | "zip1 z18.h, z1.h, z16.h\n" |
| 284 | "st1h { z28.h }, p3, [x26]\n" |
| 285 | "zip2 z17.h, z1.h, z16.h\n" |
| 286 | "st1h { z27.h }, p3, [x26, #1, MUL VL]\n" |
| 287 | "zip1 z16.h, z0.h, z22.h\n" |
| 288 | "st1h { z26.h }, p3, [x26, #2, MUL VL]\n" |
| 289 | "zip2 z22.h, z0.h, z22.h\n" |
| 290 | "st1h { z21.h }, p3, [x26, #3, MUL VL]\n" |
| 291 | "zip1 z21.h, z31.h, z25.h\n" |
| 292 | "st1h { z20.h }, p3, [x26, #4, MUL VL]\n" |
| 293 | "zip2 z20.h, z31.h, z25.h\n" |
| 294 | "st1h { z19.h }, p3, [x26, #5, MUL VL]\n" |
| 295 | "zip1 z19.h, z30.h, z24.h\n" |
| 296 | "st1h { z18.h }, p3, [x26, #6, MUL VL]\n" |
| 297 | "zip2 z18.h, z30.h, z24.h\n" |
| 298 | "st1h { z17.h }, p3, [x26, #7, MUL VL]\n" |
| 299 | "add x26, x26, %x[out_stride]\n" |
| 300 | "zip1 z17.h, z29.h, z23.h\n" |
| 301 | "st1h { z16.h }, p3, [x26]\n" |
| 302 | "zip2 z16.h, z29.h, z23.h\n" |
| 303 | "st1h { z22.h }, p3, [x26, #1, MUL VL]\n" |
| 304 | "st1h { z21.h }, p3, [x26, #2, MUL VL]\n" |
| 305 | "st1h { z20.h }, p3, [x26, #3, MUL VL]\n" |
| 306 | "st1h { z19.h }, p3, [x26, #4, MUL VL]\n" |
| 307 | "st1h { z18.h }, p3, [x26, #5, MUL VL]\n" |
| 308 | "st1h { z17.h }, p3, [x26, #6, MUL VL]\n" |
| 309 | "st1h { z16.h }, p3, [x26, #7, MUL VL]\n" |
| 310 | "add x26, x26, %x[out_stride]\n" |
| 311 | "bge 8b\n" |
| 312 | "9:" // Tail row loop: Unroll column loop skip |
| 313 | "cbz x20, 11f\n" |
| 314 | "10:" // Tail row loop: Column loop |
| 315 | "mov x19, x20\n" |
| 316 | "decw x20, ALL, MUL #8\n" |
| 317 | "whilelt p0.h, XZR, x19\n" |
| 318 | "ld1h { z17.h }, p0/Z, [x27]\n" |
| 319 | "ld1h { z16.h }, p0/Z, [x25]\n" |
| 320 | "zip1 z24.h, z17.h, z16.h\n" |
| 321 | "dech x19\n" |
| 322 | "zip2 z23.h, z17.h, z16.h\n" |
| 323 | "whilelt p0.h, XZR, x19\n" |
| 324 | "ld1h { z18.h }, p0/Z, [x27, #1, MUL VL]\n" |
| 325 | "dech x19\n" |
| 326 | "ld1h { z16.h }, p0/Z, [x25, #1, MUL VL]\n" |
| 327 | "zip1 z22.h, z18.h, z16.h\n" |
| 328 | "whilelt p0.h, XZR, x19\n" |
| 329 | "ld1h { z17.h }, p0/Z, [x27, #2, MUL VL]\n" |
| 330 | "zip2 z21.h, z18.h, z16.h\n" |
| 331 | "dech x19\n" |
| 332 | "ld1h { z16.h }, p0/Z, [x25, #2, MUL VL]\n" |
| 333 | "zip1 z20.h, z17.h, z16.h\n" |
| 334 | "whilelt p0.h, XZR, x19\n" |
| 335 | "ld1h { z19.h }, p0/Z, [x27, #3, MUL VL]\n" |
| 336 | "zip2 z18.h, z17.h, z16.h\n" |
| 337 | "addvl x27, x27, #4\n" |
| 338 | "ld1h { z16.h }, p0/Z, [x25, #3, MUL VL]\n" |
| 339 | "zip1 z17.h, z19.h, z16.h\n" |
| 340 | "st1h { z24.h }, p3, [x26]\n" |
| 341 | "addvl x25, x25, #4\n" |
| 342 | "zip2 z16.h, z19.h, z16.h\n" |
| 343 | "st1h { z23.h }, p3, [x26, #1, MUL VL]\n" |
| 344 | "cmp x20, #0x0\n" |
| 345 | "st1h { z22.h }, p3, [x26, #2, MUL VL]\n" |
| 346 | "st1h { z21.h }, p3, [x26, #3, MUL VL]\n" |
| 347 | "st1h { z20.h }, p3, [x26, #4, MUL VL]\n" |
| 348 | "st1h { z18.h }, p3, [x26, #5, MUL VL]\n" |
| 349 | "st1h { z17.h }, p3, [x26, #6, MUL VL]\n" |
| 350 | "st1h { z16.h }, p3, [x26, #7, MUL VL]\n" |
| 351 | "add x26, x26, %x[out_stride]\n" |
| 352 | "bgt 10b\n" |
| 353 | "11:" // Tail row loop: Column loop skip |
| 354 | "addvl %x[out], %x[out], #8\n" |
| 355 | "cmp %x[height], #0x1\n" |
| 356 | "bge 7b\n" |
| 357 | "12:" // Done |
| 358 | |
| 359 | : [height] "+&r" (height), [in] "+&r" (in), [out] "+&r" (out) |
| 360 | : [in_stride] "r" (in_stride), [out_stride] "r" (out_stride), [pad_row] "r" (pad_row), [width] "r" (width) |
| 361 | : "cc", "memory", "p0", "p1", "p2", "p3", "x19", "x20", "x21", "x22", "x23", "x24", "x25", "x26", "x27", "z0", "z1", "z2", "z3", "z4", "z5", "z6", "z7", "z8", "z9", "z10", "z11", "z12", "z13", "z14", "z15", "z16", "z17", "z18", "z19", "z20", "z21", "z22", "z23", "z24", "z25", "z26", "z27", "z28", "z29", "z30", "z31" |
| 362 | ); |
| 363 | } |
| 364 | |
| 365 | } // anonymous namespace |
| 366 | |
| 367 | template<> |
| 368 | void Transform<8, 2, true, VLType::SVE>( |
| 369 | bfloat16 *out, const bfloat16 *in, int stride, int x0, int xmax, int k0, int kmax) |
| 370 | { |
| 371 | sve_transpose_interleave_8VL_2x2( |
| 372 | reinterpret_cast<uint16_t *>(out), |
| 373 | reinterpret_cast<const uint16_t *>(in + k0 * stride + x0), |
| 374 | (xmax-x0) * sizeof(bfloat16) / 2, |
| 375 | stride * sizeof(bfloat16), |
| 376 | (kmax-k0) |
| 377 | ); |
| 378 | } |
| 379 | |
| 380 | #endif |