1 /* frv simulator fr450 dependent profiling code. 2 3 Copyright (C) 2001-2024 Free Software Foundation, Inc. 4 Contributed by Red Hat 5 6 This file is part of the GNU simulators. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21 /* This must come before any other includes. */ 22 #include "defs.h" 23 24 #define WANT_CPU 25 #define WANT_CPU_FRVBF 26 27 #include "sim-main.h" 28 #include "bfd.h" 29 30 #if WITH_PROFILE_MODEL_P 31 32 #include "profile.h" 33 #include "profile-fr400.h" 34 35 int 36 frvbf_model_fr450_u_exec (SIM_CPU *cpu, const IDESC *idesc, 37 int unit_num, int referenced) 38 { 39 return idesc->timing->units[unit_num].done; 40 } 41 42 int 43 frvbf_model_fr450_u_integer (SIM_CPU *cpu, const IDESC *idesc, 44 int unit_num, int referenced, 45 INT in_GRi, INT in_GRj, INT out_GRk, 46 INT out_ICCi_1) 47 { 48 /* Modelling for this unit is the same as for fr500. */ 49 return frvbf_model_fr500_u_integer (cpu, idesc, unit_num, referenced, 50 in_GRi, in_GRj, out_GRk, out_ICCi_1); 51 } 52 53 int 54 frvbf_model_fr450_u_imul (SIM_CPU *cpu, const IDESC *idesc, 55 int unit_num, int referenced, 56 INT in_GRi, INT in_GRj, INT out_GRk, INT out_ICCi_1) 57 { 58 int cycles; 59 60 if (model_insn == FRV_INSN_MODEL_PASS_1) 61 { 62 /* Pass 1 is the same as for fr500. */ 63 return frvbf_model_fr500_u_imul (cpu, idesc, unit_num, referenced, 64 in_GRi, in_GRj, out_GRk, out_ICCi_1); 65 } 66 67 /* icc0-icc4 are the upper 4 fields of the CCR. */ 68 if (out_ICCi_1 >= 0) 69 out_ICCi_1 += 4; 70 71 /* GRk and IACCi_1 have a latency of 1 cycle. */ 72 cycles = idesc->timing->units[unit_num].done; 73 update_GRdouble_latency (cpu, out_GRk, cycles + 1); 74 update_CCR_latency (cpu, out_ICCi_1, cycles + 1); 75 76 return cycles; 77 } 78 79 int 80 frvbf_model_fr450_u_idiv (SIM_CPU *cpu, const IDESC *idesc, 81 int unit_num, int referenced, 82 INT in_GRi, INT in_GRj, INT out_GRk, INT out_ICCi_1) 83 { 84 int cycles; 85 86 if (model_insn == FRV_INSN_MODEL_PASS_1) 87 { 88 /* Pass 1 is the same as for fr500. */ 89 return frvbf_model_fr500_u_idiv (cpu, idesc, unit_num, referenced, 90 in_GRi, in_GRj, out_GRk, out_ICCi_1); 91 } 92 93 /* icc0-icc4 are the upper 4 fields of the CCR. */ 94 if (out_ICCi_1 >= 0) 95 out_ICCi_1 += 4; 96 97 /* GRk, ICCi_1 and the divider have a latency of 18 cycles */ 98 cycles = idesc->timing->units[unit_num].done; 99 update_GR_latency (cpu, out_GRk, cycles + 18); 100 update_CCR_latency (cpu, out_ICCi_1, cycles + 18); 101 update_idiv_resource_latency (cpu, 0, cycles + 18); 102 103 return cycles; 104 } 105 106 int 107 frvbf_model_fr450_u_branch (SIM_CPU *cpu, const IDESC *idesc, 108 int unit_num, int referenced, 109 INT in_GRi, INT in_GRj, 110 INT in_ICCi_2, INT in_ICCi_3) 111 { 112 /* Modelling for this unit is the same as for fr400. */ 113 return frvbf_model_fr400_u_branch (cpu, idesc, unit_num, referenced, 114 in_GRi, in_GRj, in_ICCi_2, in_ICCi_3); 115 } 116 117 int 118 frvbf_model_fr450_u_trap (SIM_CPU *cpu, const IDESC *idesc, 119 int unit_num, int referenced, 120 INT in_GRi, INT in_GRj, 121 INT in_ICCi_2, INT in_FCCi_2) 122 { 123 /* Modelling for this unit is the same as for fr500. */ 124 return frvbf_model_fr500_u_trap (cpu, idesc, unit_num, referenced, 125 in_GRi, in_GRj, in_ICCi_2, in_FCCi_2); 126 } 127 128 int 129 frvbf_model_fr450_u_check (SIM_CPU *cpu, const IDESC *idesc, 130 int unit_num, int referenced, 131 INT in_ICCi_3, INT in_FCCi_3) 132 { 133 /* Modelling for this unit is the same as for fr500. */ 134 return frvbf_model_fr500_u_check (cpu, idesc, unit_num, referenced, 135 in_ICCi_3, in_FCCi_3); 136 } 137 138 int 139 frvbf_model_fr450_u_set_hilo (SIM_CPU *cpu, const IDESC *idesc, 140 int unit_num, int referenced, 141 INT out_GRkhi, INT out_GRklo) 142 { 143 /* Modelling for this unit is the same as for fr500. */ 144 return frvbf_model_fr500_u_set_hilo (cpu, idesc, unit_num, referenced, 145 out_GRkhi, out_GRklo); 146 } 147 148 int 149 frvbf_model_fr450_u_gr_load (SIM_CPU *cpu, const IDESC *idesc, 150 int unit_num, int referenced, 151 INT in_GRi, INT in_GRj, 152 INT out_GRk, INT out_GRdoublek) 153 { 154 int cycles; 155 156 if (model_insn == FRV_INSN_MODEL_PASS_1) 157 { 158 /* Pass 1 is the same as for fr500. */ 159 return frvbf_model_fr500_u_fr_load (cpu, idesc, unit_num, referenced, 160 in_GRi, in_GRj, out_GRk, 161 out_GRdoublek); 162 } 163 164 cycles = idesc->timing->units[unit_num].done; 165 166 /* The latency of GRk for a load will depend on how long it takes to retrieve 167 the the data from the cache or memory. */ 168 update_GR_latency_for_load (cpu, out_GRk, cycles); 169 update_GRdouble_latency_for_load (cpu, out_GRdoublek, cycles); 170 171 if (CGEN_ATTR_VALUE(idesc, idesc->attrs, CGEN_INSN_NON_EXCEPTING)) 172 { 173 /* GNER has a latency of 2 cycles. */ 174 update_SPR_latency (cpu, GNER_FOR_GR (out_GRk), cycles + 2); 175 update_SPR_latency (cpu, GNER_FOR_GR (out_GRdoublek), cycles + 2); 176 } 177 178 return cycles; 179 } 180 181 int 182 frvbf_model_fr450_u_gr_store (SIM_CPU *cpu, const IDESC *idesc, 183 int unit_num, int referenced, 184 INT in_GRi, INT in_GRj, 185 INT in_GRk, INT in_GRdoublek) 186 { 187 /* Modelling for this unit is the same as for fr500. */ 188 return frvbf_model_fr500_u_gr_store (cpu, idesc, unit_num, referenced, 189 in_GRi, in_GRj, in_GRk, in_GRdoublek); 190 } 191 192 int 193 frvbf_model_fr450_u_fr_load (SIM_CPU *cpu, const IDESC *idesc, 194 int unit_num, int referenced, 195 INT in_GRi, INT in_GRj, 196 INT out_FRk, INT out_FRdoublek) 197 { 198 /* Modelling for this unit is the same as for fr400. */ 199 return frvbf_model_fr400_u_fr_load (cpu, idesc, unit_num, referenced, 200 in_GRi, in_GRj, out_FRk, out_FRdoublek); 201 } 202 203 int 204 frvbf_model_fr450_u_fr_store (SIM_CPU *cpu, const IDESC *idesc, 205 int unit_num, int referenced, 206 INT in_GRi, INT in_GRj, 207 INT in_FRk, INT in_FRdoublek) 208 { 209 /* Modelling for this unit is the same as for fr400. */ 210 return frvbf_model_fr400_u_fr_load (cpu, idesc, unit_num, referenced, 211 in_GRi, in_GRj, in_FRk, in_FRdoublek); 212 } 213 214 int 215 frvbf_model_fr450_u_swap (SIM_CPU *cpu, const IDESC *idesc, 216 int unit_num, int referenced, 217 INT in_GRi, INT in_GRj, INT out_GRk) 218 { 219 /* Modelling for this unit is the same as for fr500. */ 220 return frvbf_model_fr500_u_swap (cpu, idesc, unit_num, referenced, 221 in_GRi, in_GRj, out_GRk); 222 } 223 224 int 225 frvbf_model_fr450_u_fr2gr (SIM_CPU *cpu, const IDESC *idesc, 226 int unit_num, int referenced, 227 INT in_FRk, INT out_GRj) 228 { 229 int cycles; 230 231 if (model_insn == FRV_INSN_MODEL_PASS_1) 232 { 233 /* Pass 1 is the same as for fr400. */ 234 return frvbf_model_fr500_u_fr2gr (cpu, idesc, unit_num, referenced, 235 in_FRk, out_GRj); 236 } 237 238 /* The latency of GRj is 1 cycle. */ 239 cycles = idesc->timing->units[unit_num].done; 240 update_GR_latency (cpu, out_GRj, cycles + 1); 241 242 return cycles; 243 } 244 245 int 246 frvbf_model_fr450_u_spr2gr (SIM_CPU *cpu, const IDESC *idesc, 247 int unit_num, int referenced, 248 INT in_spr, INT out_GRj) 249 { 250 /* Modelling for this unit is the same as for fr500. */ 251 return frvbf_model_fr500_u_spr2gr (cpu, idesc, unit_num, referenced, 252 in_spr, out_GRj); 253 } 254 255 int 256 frvbf_model_fr450_u_gr2fr (SIM_CPU *cpu, const IDESC *idesc, 257 int unit_num, int referenced, 258 INT in_GRj, INT out_FRk) 259 { 260 /* Modelling for this unit is the same as for fr400. */ 261 return frvbf_model_fr400_u_gr2fr (cpu, idesc, unit_num, referenced, 262 in_GRj, out_FRk); 263 } 264 265 int 266 frvbf_model_fr450_u_gr2spr (SIM_CPU *cpu, const IDESC *idesc, 267 int unit_num, int referenced, 268 INT in_GRj, INT out_spr) 269 { 270 /* Modelling for this unit is the same as for fr500. */ 271 return frvbf_model_fr500_u_gr2spr (cpu, idesc, unit_num, referenced, 272 in_GRj, out_spr); 273 } 274 275 int 276 frvbf_model_fr450_u_media_1 (SIM_CPU *cpu, const IDESC *idesc, 277 int unit_num, int referenced, 278 INT in_FRi, INT in_FRj, 279 INT out_FRk) 280 { 281 /* Modelling for this unit is the same as for fr400. */ 282 return frvbf_model_fr400_u_media_1 (cpu, idesc, unit_num, referenced, 283 in_FRi, in_FRj, out_FRk); 284 } 285 286 int 287 frvbf_model_fr450_u_media_1_quad (SIM_CPU *cpu, const IDESC *idesc, 288 int unit_num, int referenced, 289 INT in_FRi, INT in_FRj, 290 INT out_FRk) 291 { 292 /* Modelling for this unit is the same as for fr400. */ 293 return frvbf_model_fr400_u_media_1_quad (cpu, idesc, unit_num, referenced, 294 in_FRi, in_FRj, out_FRk); 295 } 296 297 int 298 frvbf_model_fr450_u_media_hilo (SIM_CPU *cpu, const IDESC *idesc, 299 int unit_num, int referenced, 300 INT out_FRkhi, INT out_FRklo) 301 { 302 /* Modelling for this unit is the same as for fr400. */ 303 return frvbf_model_fr400_u_media_hilo (cpu, idesc, unit_num, referenced, 304 out_FRkhi, out_FRklo); 305 } 306 307 int 308 frvbf_model_fr450_u_media_2 (SIM_CPU *cpu, const IDESC *idesc, 309 int unit_num, int referenced, 310 INT in_FRi, INT in_FRj, 311 INT out_ACC40Sk, INT out_ACC40Uk) 312 { 313 /* Modelling for this unit is the same as for fr400. */ 314 return frvbf_model_fr400_u_media_2 (cpu, idesc, unit_num, referenced, 315 in_FRi, in_FRj, out_ACC40Sk, 316 out_ACC40Uk); 317 } 318 319 int 320 frvbf_model_fr450_u_media_2_quad (SIM_CPU *cpu, const IDESC *idesc, 321 int unit_num, int referenced, 322 INT in_FRi, INT in_FRj, 323 INT out_ACC40Sk, INT out_ACC40Uk) 324 { 325 /* Modelling for this unit is the same as for fr400. */ 326 return frvbf_model_fr400_u_media_2_quad (cpu, idesc, unit_num, referenced, 327 in_FRi, in_FRj, out_ACC40Sk, 328 out_ACC40Uk); 329 } 330 331 int 332 frvbf_model_fr450_u_media_2_acc (SIM_CPU *cpu, const IDESC *idesc, 333 int unit_num, int referenced, 334 INT in_ACC40Si, INT out_ACC40Sk) 335 { 336 /* Modelling for this unit is the same as for fr400. */ 337 return frvbf_model_fr400_u_media_2_acc (cpu, idesc, unit_num, referenced, 338 in_ACC40Si, out_ACC40Sk); 339 } 340 341 int 342 frvbf_model_fr450_u_media_2_acc_dual (SIM_CPU *cpu, const IDESC *idesc, 343 int unit_num, int referenced, 344 INT in_ACC40Si, INT out_ACC40Sk) 345 { 346 /* Modelling for this unit is the same as for fr400. */ 347 return frvbf_model_fr400_u_media_2_acc_dual (cpu, idesc, unit_num, 348 referenced, in_ACC40Si, 349 out_ACC40Sk); 350 } 351 352 int 353 frvbf_model_fr450_u_media_2_add_sub (SIM_CPU *cpu, const IDESC *idesc, 354 int unit_num, int referenced, 355 INT in_ACC40Si, INT out_ACC40Sk) 356 { 357 /* Modelling for this unit is the same as for fr400. */ 358 return frvbf_model_fr400_u_media_2_add_sub (cpu, idesc, unit_num, 359 referenced, in_ACC40Si, 360 out_ACC40Sk); 361 } 362 363 int 364 frvbf_model_fr450_u_media_2_add_sub_dual (SIM_CPU *cpu, const IDESC *idesc, 365 int unit_num, int referenced, 366 INT in_ACC40Si, INT out_ACC40Sk) 367 { 368 /* Modelling for this unit is the same as for fr400. */ 369 return frvbf_model_fr400_u_media_2_add_sub_dual (cpu, idesc, unit_num, 370 referenced, in_ACC40Si, 371 out_ACC40Sk); 372 } 373 374 int 375 frvbf_model_fr450_u_media_3 (SIM_CPU *cpu, const IDESC *idesc, 376 int unit_num, int referenced, 377 INT in_FRi, INT in_FRj, 378 INT out_FRk) 379 { 380 /* Modelling is the same as media unit 1. */ 381 return frvbf_model_fr450_u_media_1 (cpu, idesc, unit_num, referenced, 382 in_FRi, in_FRj, out_FRk); 383 } 384 385 int 386 frvbf_model_fr450_u_media_3_dual (SIM_CPU *cpu, const IDESC *idesc, 387 int unit_num, int referenced, 388 INT in_FRi, INT out_FRk) 389 { 390 /* Modelling for this unit is the same as for fr400. */ 391 return frvbf_model_fr400_u_media_3_dual (cpu, idesc, unit_num, referenced, 392 in_FRi, out_FRk); 393 } 394 395 int 396 frvbf_model_fr450_u_media_3_quad (SIM_CPU *cpu, const IDESC *idesc, 397 int unit_num, int referenced, 398 INT in_FRi, INT in_FRj, 399 INT out_FRk) 400 { 401 /* Modelling is the same as media unit 1. */ 402 return frvbf_model_fr450_u_media_1_quad (cpu, idesc, unit_num, referenced, 403 in_FRi, in_FRj, out_FRk); 404 } 405 406 int 407 frvbf_model_fr450_u_media_4 (SIM_CPU *cpu, const IDESC *idesc, 408 int unit_num, int referenced, 409 INT in_ACC40Si, INT in_FRj, 410 INT out_ACC40Sk, INT out_FRk) 411 { 412 /* Modelling for this unit is the same as for fr400. */ 413 return frvbf_model_fr400_u_media_4 (cpu, idesc, unit_num, referenced, 414 in_ACC40Si, in_FRj, 415 out_ACC40Sk, out_FRk); 416 } 417 418 int 419 frvbf_model_fr450_u_media_4_accg (SIM_CPU *cpu, const IDESC *idesc, 420 int unit_num, int referenced, 421 INT in_ACCGi, INT in_FRinti, 422 INT out_ACCGk, INT out_FRintk) 423 { 424 /* Modelling is the same as media-4 unit except use accumulator guards 425 as input instead of accumulators. */ 426 return frvbf_model_fr450_u_media_4 (cpu, idesc, unit_num, referenced, 427 in_ACCGi, in_FRinti, 428 out_ACCGk, out_FRintk); 429 } 430 431 int 432 frvbf_model_fr450_u_media_4_acc_dual (SIM_CPU *cpu, const IDESC *idesc, 433 int unit_num, int referenced, 434 INT in_ACC40Si, INT out_FRk) 435 { 436 /* Modelling for this unit is the same as for fr400. */ 437 return frvbf_model_fr400_u_media_4_acc_dual (cpu, idesc, unit_num, 438 referenced, in_ACC40Si, 439 out_FRk); 440 } 441 442 int 443 frvbf_model_fr450_u_media_4_mclracca (SIM_CPU *cpu, const IDESC *idesc, 444 int unit_num, int referenced) 445 { 446 int cycles; 447 int acc; 448 FRV_PROFILE_STATE *ps; 449 450 if (model_insn == FRV_INSN_MODEL_PASS_1) 451 return 0; 452 453 /* The preprocessing can execute right away. */ 454 cycles = idesc->timing->units[unit_num].done; 455 456 ps = CPU_PROFILE_STATE (cpu); 457 458 /* The post processing must wait for any pending ACC writes. */ 459 ps->post_wait = cycles; 460 for (acc = 0; acc < 4; acc++) 461 post_wait_for_ACC (cpu, acc); 462 for (acc = 8; acc < 12; acc++) 463 post_wait_for_ACC (cpu, acc); 464 465 for (acc = 0; acc < 4; acc++) 466 { 467 update_ACC_latency (cpu, acc, ps->post_wait); 468 update_ACC_ptime (cpu, acc, 2); 469 } 470 for (acc = 8; acc < 12; acc++) 471 { 472 update_ACC_latency (cpu, acc, ps->post_wait); 473 update_ACC_ptime (cpu, acc, 2); 474 } 475 476 return cycles; 477 } 478 479 int 480 frvbf_model_fr450_u_media_6 (SIM_CPU *cpu, const IDESC *idesc, 481 int unit_num, int referenced, 482 INT in_FRi, INT out_FRk) 483 { 484 /* Modelling for this unit is the same as for fr400. */ 485 return frvbf_model_fr400_u_media_6 (cpu, idesc, unit_num, referenced, 486 in_FRi, out_FRk); 487 } 488 489 int 490 frvbf_model_fr450_u_media_7 (SIM_CPU *cpu, const IDESC *idesc, 491 int unit_num, int referenced, 492 INT in_FRinti, INT in_FRintj, 493 INT out_FCCk) 494 { 495 /* Modelling for this unit is the same as for fr400. */ 496 return frvbf_model_fr400_u_media_7 (cpu, idesc, unit_num, referenced, 497 in_FRinti, in_FRintj, out_FCCk); 498 } 499 500 int 501 frvbf_model_fr450_u_media_dual_expand (SIM_CPU *cpu, const IDESC *idesc, 502 int unit_num, int referenced, 503 INT in_FRi, 504 INT out_FRk) 505 { 506 /* Modelling for this unit is the same as for fr400. */ 507 return frvbf_model_fr400_u_media_dual_expand (cpu, idesc, unit_num, 508 referenced, in_FRi, out_FRk); 509 } 510 511 int 512 frvbf_model_fr450_u_media_dual_htob (SIM_CPU *cpu, const IDESC *idesc, 513 int unit_num, int referenced, 514 INT in_FRj, 515 INT out_FRk) 516 { 517 /* Modelling for this unit is the same as for fr400. */ 518 return frvbf_model_fr400_u_media_dual_htob (cpu, idesc, unit_num, 519 referenced, in_FRj, out_FRk); 520 } 521 522 int 523 frvbf_model_fr450_u_ici (SIM_CPU *cpu, const IDESC *idesc, 524 int unit_num, int referenced, 525 INT in_GRi, INT in_GRj) 526 { 527 /* Modelling for this unit is the same as for fr500. */ 528 return frvbf_model_fr500_u_ici (cpu, idesc, unit_num, referenced, 529 in_GRi, in_GRj); 530 } 531 532 int 533 frvbf_model_fr450_u_dci (SIM_CPU *cpu, const IDESC *idesc, 534 int unit_num, int referenced, 535 INT in_GRi, INT in_GRj) 536 { 537 /* Modelling for this unit is the same as for fr500. */ 538 return frvbf_model_fr500_u_dci (cpu, idesc, unit_num, referenced, 539 in_GRi, in_GRj); 540 } 541 542 int 543 frvbf_model_fr450_u_dcf (SIM_CPU *cpu, const IDESC *idesc, 544 int unit_num, int referenced, 545 INT in_GRi, INT in_GRj) 546 { 547 /* Modelling for this unit is the same as for fr500. */ 548 return frvbf_model_fr500_u_dcf (cpu, idesc, unit_num, referenced, 549 in_GRi, in_GRj); 550 } 551 552 int 553 frvbf_model_fr450_u_icpl (SIM_CPU *cpu, const IDESC *idesc, 554 int unit_num, int referenced, 555 INT in_GRi, INT in_GRj) 556 { 557 /* Modelling for this unit is the same as for fr500. */ 558 return frvbf_model_fr500_u_icpl (cpu, idesc, unit_num, referenced, 559 in_GRi, in_GRj); 560 } 561 562 int 563 frvbf_model_fr450_u_dcpl (SIM_CPU *cpu, const IDESC *idesc, 564 int unit_num, int referenced, 565 INT in_GRi, INT in_GRj) 566 { 567 /* Modelling for this unit is the same as for fr500. */ 568 return frvbf_model_fr500_u_dcpl (cpu, idesc, unit_num, referenced, 569 in_GRi, in_GRj); 570 } 571 572 int 573 frvbf_model_fr450_u_icul (SIM_CPU *cpu, const IDESC *idesc, 574 int unit_num, int referenced, 575 INT in_GRi, INT in_GRj) 576 { 577 /* Modelling for this unit is the same as for fr500. */ 578 return frvbf_model_fr500_u_icul (cpu, idesc, unit_num, referenced, 579 in_GRi, in_GRj); 580 } 581 582 int 583 frvbf_model_fr450_u_dcul (SIM_CPU *cpu, const IDESC *idesc, 584 int unit_num, int referenced, 585 INT in_GRi, INT in_GRj) 586 { 587 /* Modelling for this unit is the same as for fr500. */ 588 return frvbf_model_fr500_u_dcul (cpu, idesc, unit_num, referenced, 589 in_GRi, in_GRj); 590 } 591 592 int 593 frvbf_model_fr450_u_barrier (SIM_CPU *cpu, const IDESC *idesc, 594 int unit_num, int referenced) 595 { 596 /* Modelling for this unit is the same as for fr500. */ 597 return frvbf_model_fr500_u_barrier (cpu, idesc, unit_num, referenced); 598 } 599 600 int 601 frvbf_model_fr450_u_membar (SIM_CPU *cpu, const IDESC *idesc, 602 int unit_num, int referenced) 603 { 604 /* Modelling for this unit is the same as for fr500. */ 605 return frvbf_model_fr500_u_membar (cpu, idesc, unit_num, referenced); 606 } 607 608 #endif /* WITH_PROFILE_MODEL_P */ 609