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| 1 | +/*********************************************************************/ |
| 2 | +/* Copyright 2009, 2010 The University of Texas at Austin. */ |
| 3 | +/* Copyright 2019, The OpenBLAS project */ |
| 4 | +/* All rights reserved. */ |
| 5 | +/* */ |
| 6 | +/* Redistribution and use in source and binary forms, with or */ |
| 7 | +/* without modification, are permitted provided that the following */ |
| 8 | +/* conditions are met: */ |
| 9 | +/* */ |
| 10 | +/* 1. Redistributions of source code must retain the above */ |
| 11 | +/* copyright notice, this list of conditions and the following */ |
| 12 | +/* disclaimer. */ |
| 13 | +/* */ |
| 14 | +/* 2. Redistributions in binary form must reproduce the above */ |
| 15 | +/* copyright notice, this list of conditions and the following */ |
| 16 | +/* disclaimer in the documentation and/or other materials */ |
| 17 | +/* provided with the distribution. */ |
| 18 | +/* */ |
| 19 | +/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */ |
| 20 | +/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */ |
| 21 | +/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ |
| 22 | +/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */ |
| 23 | +/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */ |
| 24 | +/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */ |
| 25 | +/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */ |
| 26 | +/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */ |
| 27 | +/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */ |
| 28 | +/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ |
| 29 | +/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */ |
| 30 | +/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */ |
| 31 | +/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */ |
| 32 | +/* POSSIBILITY OF SUCH DAMAGE. */ |
| 33 | +/* */ |
| 34 | +/* The views and conclusions contained in the software and */ |
| 35 | +/* documentation are those of the authors and should not be */ |
| 36 | +/* interpreted as representing official policies, either expressed */ |
| 37 | +/* or implied, of The University of Texas at Austin. */ |
| 38 | +/*********************************************************************/ |
| 39 | + |
| 40 | +#define ASSEMBLER |
| 41 | +#include "common.h" |
| 42 | + |
| 43 | +#ifdef XDOUBLE |
| 44 | +#define PREFETCH_SIZE ( 8 * 16 + 4) |
| 45 | +#elif defined(DOUBLE) |
| 46 | +#define PREFETCH_SIZE (16 * 16 + 8) |
| 47 | +#else |
| 48 | +#define PREFETCH_SIZE (32 * 16 + 16) |
| 49 | +#endif |
| 50 | + |
| 51 | +#ifndef COMPLEX |
| 52 | +#define COMPADD 0 |
| 53 | +#define STRIDE INCX |
| 54 | +#else |
| 55 | +#define COMPADD 1 |
| 56 | +#define STRIDE SIZE |
| 57 | +#endif |
| 58 | + |
| 59 | +#define PRE1 r2 |
| 60 | + |
| 61 | +#define I r17 |
| 62 | +#define J r18 |
| 63 | +#define INCX16 r21 |
| 64 | + |
| 65 | +#define PR r30 |
| 66 | +#define ARLC r31 |
| 67 | + |
| 68 | +#define N r32 |
| 69 | +#define X r33 |
| 70 | +#define INCX r34 |
| 71 | + |
| 72 | + |
| 73 | + PROLOGUE |
| 74 | + .prologue |
| 75 | + PROFCODE |
| 76 | + { .mfi |
| 77 | + adds PRE1 = PREFETCH_SIZE * SIZE, X |
| 78 | + mov f8 = f0 |
| 79 | + .save ar.lc, ARLC |
| 80 | + mov ARLC = ar.lc |
| 81 | + } |
| 82 | + ;; |
| 83 | + .body |
| 84 | +#ifdef F_INTERFACE |
| 85 | + { .mmi |
| 86 | + LDINT N = [N] |
| 87 | + LDINT INCX = [INCX] |
| 88 | + nop.i 0 |
| 89 | + } |
| 90 | + ;; |
| 91 | +#ifndef USE64BITINT |
| 92 | + { .mii |
| 93 | + nop.m 0 |
| 94 | + sxt4 N = N |
| 95 | + sxt4 INCX = INCX |
| 96 | + } |
| 97 | + ;; |
| 98 | +#endif |
| 99 | +#endif |
| 100 | + { .mmi |
| 101 | + cmp.lt p0, p6 = r0, INCX |
| 102 | + cmp.lt p0, p7 = r0, N |
| 103 | + shr I = N, (4 - COMPADD) |
| 104 | + } |
| 105 | + { .mbb |
| 106 | + and J = ((1 << (4 - COMPADD)) - 1), N |
| 107 | + (p6) br.ret.sptk.many b0 |
| 108 | + (p7) br.ret.sptk.many b0 |
| 109 | + } |
| 110 | + ;; |
| 111 | + { .mfi |
| 112 | + adds I = -1, I |
| 113 | + mov f10 = f0 |
| 114 | + mov PR = pr |
| 115 | + } |
| 116 | + { .mfi |
| 117 | + cmp.eq p9, p0 = r0, J |
| 118 | + mov f9 = f0 |
| 119 | + tbit.z p0, p12 = N, 3 - COMPADD |
| 120 | + } |
| 121 | + ;; |
| 122 | + { .mmi |
| 123 | + cmp.eq p16, p0 = r0, r0 |
| 124 | + cmp.ne p17, p0 = r0, r0 |
| 125 | + mov ar.ec= 3 |
| 126 | + } |
| 127 | + { .mfi |
| 128 | + cmp.ne p18, p0 = r0, r0 |
| 129 | + mov f11 = f0 |
| 130 | + shl INCX = INCX, BASE_SHIFT + COMPADD |
| 131 | + } |
| 132 | + ;; |
| 133 | + { .mmi |
| 134 | +#ifdef XDOUBLE |
| 135 | + shladd INCX16 = INCX, (3 - COMPADD), r0 |
| 136 | +#else |
| 137 | + shladd INCX16 = INCX, (4 - COMPADD), r0 |
| 138 | +#endif |
| 139 | + cmp.ne p19, p0 = r0, r0 |
| 140 | + mov ar.lc = I |
| 141 | + } |
| 142 | + { .mmb |
| 143 | + cmp.gt p8 ,p0 = r0, I |
| 144 | +#ifdef COMPLEX |
| 145 | + adds INCX = - SIZE, INCX |
| 146 | +#else |
| 147 | + nop.m 0 |
| 148 | +#endif |
| 149 | + (p8) br.cond.dpnt .L55 |
| 150 | + } |
| 151 | + ;; |
| 152 | + .align 32 |
| 153 | + |
| 154 | +.L52: |
| 155 | + { .mmf |
| 156 | + (p16) lfetch.nt1 [PRE1], INCX16 |
| 157 | + (p16) LDFD f32 = [X], STRIDE |
| 158 | + } |
| 159 | + { .mfb |
| 160 | + (p19) FADD f8 = f8, f71 |
| 161 | + } |
| 162 | + ;; |
| 163 | + { .mmf |
| 164 | + (p16) LDFD f35 = [X], INCX |
| 165 | + } |
| 166 | + { .mfb |
| 167 | + (p19) FADD f9 = f9, f74 |
| 168 | + } |
| 169 | + ;; |
| 170 | + { .mmf |
| 171 | + (p16) LDFD f38 = [X], STRIDE |
| 172 | + } |
| 173 | + { .mfb |
| 174 | + (p19) FADD f10 = f10, f77 |
| 175 | + } |
| 176 | + ;; |
| 177 | + { .mmf |
| 178 | + (p16) LDFD f41 = [X], INCX |
| 179 | + } |
| 180 | + { .mfb |
| 181 | + (p19) FADD f11 = f11, f80 |
| 182 | + } |
| 183 | + ;; |
| 184 | + { .mmf |
| 185 | + (p16) LDFD f44 = [X], STRIDE |
| 186 | + } |
| 187 | + { .mfb |
| 188 | + (p18) FADD f8 = f8, f34 |
| 189 | + } |
| 190 | + ;; |
| 191 | + { .mmf |
| 192 | + (p16) LDFD f47 = [X], INCX |
| 193 | + } |
| 194 | + { .mfb |
| 195 | + (p18) FADD f9 = f9, f37 |
| 196 | + } |
| 197 | + ;; |
| 198 | + { .mmf |
| 199 | + (p16) LDFD f50 = [X], STRIDE |
| 200 | + } |
| 201 | + { .mfb |
| 202 | + (p18) FADD f10 = f10, f40 |
| 203 | + } |
| 204 | + ;; |
| 205 | + { .mmf |
| 206 | + (p16) LDFD f53 = [X], INCX |
| 207 | + } |
| 208 | + { .mfb |
| 209 | + (p18) FADD f11 = f11, f43 |
| 210 | + } |
| 211 | + ;; |
| 212 | + { .mmf |
| 213 | +#ifdef XDOUBLE |
| 214 | + (p16) lfetch.nt1 [PRE1], INCX16 |
| 215 | +#endif |
| 216 | + (p16) LDFD f56 = [X], STRIDE |
| 217 | + } |
| 218 | + { .mfb |
| 219 | + (p18) FADD f8 = f8, f46 |
| 220 | + } |
| 221 | + ;; |
| 222 | + { .mmf |
| 223 | + (p16) LDFD f59 = [X], INCX |
| 224 | + } |
| 225 | + { .mfb |
| 226 | + (p18) FADD f9 = f9, f49 |
| 227 | + } |
| 228 | + ;; |
| 229 | + { .mmf |
| 230 | + (p16) LDFD f62 = [X], STRIDE |
| 231 | + } |
| 232 | + { .mfb |
| 233 | + (p18) FADD f10 = f10, f52 |
| 234 | + } |
| 235 | + ;; |
| 236 | + { .mmf |
| 237 | + (p16) LDFD f65 = [X], INCX |
| 238 | + } |
| 239 | + { .mfb |
| 240 | + (p18) FADD f11 = f11, f55 |
| 241 | + } |
| 242 | + ;; |
| 243 | + { .mmf |
| 244 | + (p16) LDFD f68 = [X], STRIDE |
| 245 | + } |
| 246 | + { .mfb |
| 247 | + (p18) FADD f8 = f8, f58 |
| 248 | + } |
| 249 | + ;; |
| 250 | + { .mmf |
| 251 | + (p16) LDFD f71 = [X], INCX |
| 252 | + } |
| 253 | + { .mfb |
| 254 | + (p18) FADD f9 = f9, f61 |
| 255 | + } |
| 256 | + ;; |
| 257 | + { .mmf |
| 258 | + (p16) LDFD f74 = [X], STRIDE |
| 259 | + } |
| 260 | + { .mfb |
| 261 | + (p18) FADD f10 = f10, f64 |
| 262 | + } |
| 263 | + ;; |
| 264 | + { .mmf |
| 265 | + (p16) LDFD f77 = [X], INCX |
| 266 | + } |
| 267 | + { .mfb |
| 268 | + (p18) FADD f11 = f11, f67 |
| 269 | + br.ctop.sptk.few .L52 |
| 270 | + } |
| 271 | + ;; |
| 272 | + FADD f8 = f8, f71 |
| 273 | + FADD f9 = f9, f74 |
| 274 | + FADD f10 = f10, f77 |
| 275 | + FADD f11 = f11, f80 |
| 276 | + .align 32 |
| 277 | + ;; |
| 278 | +.L55: |
| 279 | + (p12) LDFD f32 = [X], STRIDE |
| 280 | + (p9) br.cond.dptk .L998 |
| 281 | + ;; |
| 282 | + (p12) LDFD f33 = [X], INCX |
| 283 | + ;; |
| 284 | + (p12) LDFD f34 = [X], STRIDE |
| 285 | + ;; |
| 286 | + (p12) LDFD f35 = [X], INCX |
| 287 | + tbit.z p0, p13 = N, (2 - COMPADD) |
| 288 | + ;; |
| 289 | + (p12) LDFD f36 = [X], STRIDE |
| 290 | + tbit.z p0, p14 = N, (1 - COMPADD) |
| 291 | + ;; |
| 292 | + (p12) LDFD f37 = [X], INCX |
| 293 | +#ifndef COMPLEX |
| 294 | + tbit.z p0, p15 = N, 0 |
| 295 | +#endif |
| 296 | + ;; |
| 297 | + (p12) LDFD f38 = [X], STRIDE |
| 298 | + ;; |
| 299 | + (p12) LDFD f39 = [X], INCX |
| 300 | + ;; |
| 301 | + (p13) LDFD f40 = [X], STRIDE |
| 302 | + ;; |
| 303 | + (p13) LDFD f41 = [X], INCX |
| 304 | + ;; |
| 305 | + (p13) LDFD f42 = [X], STRIDE |
| 306 | + (p12) FADD f8 = f8, f32 |
| 307 | + ;; |
| 308 | + (p13) LDFD f43 = [X], INCX |
| 309 | + (p12) FADD f9 = f9, f33 |
| 310 | + ;; |
| 311 | + (p14) LDFD f44 = [X], STRIDE |
| 312 | + (p12) FADD f10 = f10, f34 |
| 313 | + ;; |
| 314 | + (p14) LDFD f45 = [X], INCX |
| 315 | + (p12) FADD f11 = f11, f35 |
| 316 | + ;; |
| 317 | +#ifndef COMPLEX |
| 318 | + (p15) LDFD f46 = [X] |
| 319 | +#endif |
| 320 | + (p12) FADD f8 = f8, f36 |
| 321 | + ;; |
| 322 | + (p12) FADD f9 = f9, f37 |
| 323 | + (p12) FADD f10 = f10, f38 |
| 324 | + (p12) FADD f11 = f11, f39 |
| 325 | + ;; |
| 326 | + (p13) FADD f8 = f8, f40 |
| 327 | + (p13) FADD f9 = f9, f41 |
| 328 | +#ifndef COMPLEX |
| 329 | +#endif |
| 330 | + (p13) FADD f10 = f10, f42 |
| 331 | + ;; |
| 332 | + (p13) FADD f11 = f11, f43 |
| 333 | + (p14) FADD f8 = f8, f44 |
| 334 | + (p14) FADD f9 = f9, f45 |
| 335 | +#ifndef COMPLEX |
| 336 | + (p15) FADD f10 = f10, f46 |
| 337 | +#endif |
| 338 | + ;; |
| 339 | + .align 32 |
| 340 | + |
| 341 | +.L998: |
| 342 | + { .mfi |
| 343 | + FADD f8 = f8, f9 |
| 344 | + mov ar.lc = ARLC |
| 345 | + } |
| 346 | + { .mmf |
| 347 | + FADD f10 = f10, f11 |
| 348 | + } |
| 349 | + ;; |
| 350 | + { .mii |
| 351 | + mov pr = PR, -65474 |
| 352 | + } |
| 353 | + ;; |
| 354 | + { .mfb |
| 355 | + FADD f8 = f8, f10 |
| 356 | + br.ret.sptk.many b0 |
| 357 | + } |
| 358 | + EPILOGUE |
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