| 1 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
| 2 | * Mupen64plus - interpreter_r4300.def * |
| 3 | * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ * |
| 4 | * Copyright (C) 2002 Hacktarux * |
| 5 | * * |
| 6 | * This program is free software; you can redistribute it and/or modify * |
| 7 | * it under the terms of the GNU General Public License as published by * |
| 8 | * the Free Software Foundation; either version 2 of the License, or * |
| 9 | * (at your option) any later version. * |
| 10 | * * |
| 11 | * This program is distributed in the hope that it will be useful, * |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 14 | * GNU General Public License for more details. * |
| 15 | * * |
| 16 | * You should have received a copy of the GNU General Public License * |
| 17 | * along with this program; if not, write to the * |
| 18 | * Free Software Foundation, Inc., * |
| 19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
| 20 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ |
| 21 | |
| 22 | DECLARE_JUMP(J, (PC->f.j.inst_index<<2) | ((PCADDR+4) & 0xF0000000), 1, ®[0], 0, 0) |
| 23 | DECLARE_JUMP(JAL, (PC->f.j.inst_index<<2) | ((PCADDR+4) & 0xF0000000), 1, ®[31], 0, 0) |
| 24 | DECLARE_JUMP(BEQ, PCADDR + (iimmediate+1)*4, irs == irt, ®[0], 0, 0) |
| 25 | DECLARE_JUMP(BNE, PCADDR + (iimmediate+1)*4, irs != irt, ®[0], 0, 0) |
| 26 | DECLARE_JUMP(BLEZ, PCADDR + (iimmediate+1)*4, irs <= 0, ®[0], 0, 0) |
| 27 | DECLARE_JUMP(BGTZ, PCADDR + (iimmediate+1)*4, irs > 0, ®[0], 0, 0) |
| 28 | |
| 29 | DECLARE_INSTRUCTION(ADDI) |
| 30 | { |
| 31 | irt32 = irs32 + iimmediate; |
| 32 | sign_extended(irt); |
| 33 | ADD_TO_PC(1); |
| 34 | } |
| 35 | |
| 36 | DECLARE_INSTRUCTION(ADDIU) |
| 37 | { |
| 38 | irt32 = irs32 + iimmediate; |
| 39 | sign_extended(irt); |
| 40 | ADD_TO_PC(1); |
| 41 | } |
| 42 | |
| 43 | DECLARE_INSTRUCTION(SLTI) |
| 44 | { |
| 45 | if (irs < iimmediate) irt = 1; |
| 46 | else irt = 0; |
| 47 | ADD_TO_PC(1); |
| 48 | } |
| 49 | |
| 50 | DECLARE_INSTRUCTION(SLTIU) |
| 51 | { |
| 52 | if ((unsigned long long)irs < (unsigned long long)((long long)iimmediate)) |
| 53 | irt = 1; |
| 54 | else irt = 0; |
| 55 | ADD_TO_PC(1); |
| 56 | } |
| 57 | |
| 58 | DECLARE_INSTRUCTION(ANDI) |
| 59 | { |
| 60 | irt = irs & (unsigned short)iimmediate; |
| 61 | ADD_TO_PC(1); |
| 62 | } |
| 63 | |
| 64 | DECLARE_INSTRUCTION(ORI) |
| 65 | { |
| 66 | irt = irs | (unsigned short)iimmediate; |
| 67 | ADD_TO_PC(1); |
| 68 | } |
| 69 | |
| 70 | DECLARE_INSTRUCTION(XORI) |
| 71 | { |
| 72 | irt = irs ^ (unsigned short)iimmediate; |
| 73 | ADD_TO_PC(1); |
| 74 | } |
| 75 | |
| 76 | DECLARE_INSTRUCTION(LUI) |
| 77 | { |
| 78 | irt32 = iimmediate << 16; |
| 79 | sign_extended(irt); |
| 80 | ADD_TO_PC(1); |
| 81 | } |
| 82 | |
| 83 | DECLARE_JUMP(BEQL, PCADDR + (iimmediate+1)*4, irs == irt, ®[0], 1, 0) |
| 84 | DECLARE_JUMP(BNEL, PCADDR + (iimmediate+1)*4, irs != irt, ®[0], 1, 0) |
| 85 | DECLARE_JUMP(BLEZL, PCADDR + (iimmediate+1)*4, irs <= 0, ®[0], 1, 0) |
| 86 | DECLARE_JUMP(BGTZL, PCADDR + (iimmediate+1)*4, irs > 0, ®[0], 1, 0) |
| 87 | |
| 88 | DECLARE_INSTRUCTION(DADDI) |
| 89 | { |
| 90 | irt = irs + iimmediate; |
| 91 | ADD_TO_PC(1); |
| 92 | } |
| 93 | |
| 94 | DECLARE_INSTRUCTION(DADDIU) |
| 95 | { |
| 96 | irt = irs + iimmediate; |
| 97 | ADD_TO_PC(1); |
| 98 | } |
| 99 | |
| 100 | // TODOXXX refactor the following functions to remove the |
| 101 | // lsaddr and lsrpt locals. this may lead to a small speedup too |
| 102 | |
| 103 | DECLARE_INSTRUCTION(LDL) |
| 104 | { |
| 105 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 106 | long long int *lsrtp = PC->f.i.rt; |
| 107 | unsigned long long int word = 0; |
| 108 | ADD_TO_PC(1); |
| 109 | switch ((lsaddr) & 7) |
| 110 | { |
| 111 | case 0: |
| 112 | address = (unsigned int) lsaddr; |
| 113 | rdword = (unsigned long long *) lsrtp; |
| 114 | read_dword_in_memory(); |
| 115 | break; |
| 116 | case 1: |
| 117 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 118 | rdword = &word; |
| 119 | read_dword_in_memory(); |
| 120 | if(address) |
| 121 | *lsrtp = (*lsrtp & 0xFF) | (word << 8); |
| 122 | break; |
| 123 | case 2: |
| 124 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 125 | rdword = &word; |
| 126 | read_dword_in_memory(); |
| 127 | if(address) |
| 128 | *lsrtp = (*lsrtp & 0xFFFF) | (word << 16); |
| 129 | break; |
| 130 | case 3: |
| 131 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 132 | rdword = &word; |
| 133 | read_dword_in_memory(); |
| 134 | if(address) |
| 135 | *lsrtp = (*lsrtp & 0xFFFFFF) | (word << 24); |
| 136 | break; |
| 137 | case 4: |
| 138 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 139 | rdword = &word; |
| 140 | read_dword_in_memory(); |
| 141 | if(address) |
| 142 | *lsrtp = (*lsrtp & 0xFFFFFFFF) | (word << 32); |
| 143 | break; |
| 144 | case 5: |
| 145 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 146 | rdword = &word; |
| 147 | read_dword_in_memory(); |
| 148 | if(address) |
| 149 | *lsrtp = (*lsrtp & 0xFFFFFFFFFFLL) | (word << 40); |
| 150 | break; |
| 151 | case 6: |
| 152 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 153 | rdword = &word; |
| 154 | read_dword_in_memory(); |
| 155 | if(address) |
| 156 | *lsrtp = (*lsrtp & 0xFFFFFFFFFFFFLL) | (word << 48); |
| 157 | break; |
| 158 | case 7: |
| 159 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 160 | rdword = &word; |
| 161 | read_dword_in_memory(); |
| 162 | if(address) |
| 163 | *lsrtp = (*lsrtp & 0xFFFFFFFFFFFFFFLL) | (word << 56); |
| 164 | break; |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | DECLARE_INSTRUCTION(LDR) |
| 169 | { |
| 170 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 171 | long long int *lsrtp = PC->f.i.rt; |
| 172 | unsigned long long int word = 0; |
| 173 | ADD_TO_PC(1); |
| 174 | switch ((lsaddr) & 7) |
| 175 | { |
| 176 | case 0: |
| 177 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 178 | rdword = &word; |
| 179 | read_dword_in_memory(); |
| 180 | if(address) |
| 181 | *lsrtp = (*lsrtp & 0xFFFFFFFFFFFFFF00LL) | (word >> 56); |
| 182 | break; |
| 183 | case 1: |
| 184 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 185 | rdword = &word; |
| 186 | read_dword_in_memory(); |
| 187 | if(address) |
| 188 | *lsrtp = (*lsrtp & 0xFFFFFFFFFFFF0000LL) | (word >> 48); |
| 189 | break; |
| 190 | case 2: |
| 191 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 192 | rdword = &word; |
| 193 | read_dword_in_memory(); |
| 194 | if(address) |
| 195 | *lsrtp = (*lsrtp & 0xFFFFFFFFFF000000LL) | (word >> 40); |
| 196 | break; |
| 197 | case 3: |
| 198 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 199 | rdword = &word; |
| 200 | read_dword_in_memory(); |
| 201 | if(address) |
| 202 | *lsrtp = (*lsrtp & 0xFFFFFFFF00000000LL) | (word >> 32); |
| 203 | break; |
| 204 | case 4: |
| 205 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 206 | rdword = &word; |
| 207 | read_dword_in_memory(); |
| 208 | if(address) |
| 209 | *lsrtp = (*lsrtp & 0xFFFFFF0000000000LL) | (word >> 24); |
| 210 | break; |
| 211 | case 5: |
| 212 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 213 | rdword = &word; |
| 214 | read_dword_in_memory(); |
| 215 | if(address) |
| 216 | *lsrtp = (*lsrtp & 0xFFFF000000000000LL) | (word >> 16); |
| 217 | break; |
| 218 | case 6: |
| 219 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 220 | rdword = &word; |
| 221 | read_dword_in_memory(); |
| 222 | if(address) |
| 223 | *lsrtp = (*lsrtp & 0xFF00000000000000LL) | (word >> 8); |
| 224 | break; |
| 225 | case 7: |
| 226 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 227 | rdword = (unsigned long long *) lsrtp; |
| 228 | read_dword_in_memory(); |
| 229 | break; |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | DECLARE_INSTRUCTION(LB) |
| 234 | { |
| 235 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 236 | long long int *lsrtp = PC->f.i.rt; |
| 237 | ADD_TO_PC(1); |
| 238 | address = (unsigned int) lsaddr; |
| 239 | rdword = (unsigned long long *) lsrtp; |
| 240 | read_byte_in_memory(); |
| 241 | if (address) |
| 242 | sign_extendedb(*lsrtp); |
| 243 | } |
| 244 | |
| 245 | DECLARE_INSTRUCTION(LH) |
| 246 | { |
| 247 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 248 | long long int *lsrtp = PC->f.i.rt; |
| 249 | ADD_TO_PC(1); |
| 250 | address = (unsigned int) lsaddr; |
| 251 | rdword = (unsigned long long *) lsrtp; |
| 252 | read_hword_in_memory(); |
| 253 | if (address) |
| 254 | sign_extendedh(*lsrtp); |
| 255 | } |
| 256 | |
| 257 | DECLARE_INSTRUCTION(LWL) |
| 258 | { |
| 259 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 260 | long long int *lsrtp = PC->f.i.rt; |
| 261 | unsigned long long int word = 0; |
| 262 | ADD_TO_PC(1); |
| 263 | switch ((lsaddr) & 3) |
| 264 | { |
| 265 | case 0: |
| 266 | address = (unsigned int) lsaddr; |
| 267 | rdword = (unsigned long long *) lsrtp; |
| 268 | read_word_in_memory(); |
| 269 | break; |
| 270 | case 1: |
| 271 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 272 | rdword = &word; |
| 273 | read_word_in_memory(); |
| 274 | if(address) |
| 275 | *lsrtp = (*lsrtp & 0xFF) | (word << 8); |
| 276 | break; |
| 277 | case 2: |
| 278 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 279 | rdword = &word; |
| 280 | read_word_in_memory(); |
| 281 | if(address) |
| 282 | *lsrtp = (*lsrtp & 0xFFFF) | (word << 16); |
| 283 | break; |
| 284 | case 3: |
| 285 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 286 | rdword = &word; |
| 287 | read_word_in_memory(); |
| 288 | if(address) |
| 289 | *lsrtp = (*lsrtp & 0xFFFFFF) | (word << 24); |
| 290 | break; |
| 291 | } |
| 292 | if(address) |
| 293 | sign_extended(*lsrtp); |
| 294 | } |
| 295 | |
| 296 | DECLARE_INSTRUCTION(LW) |
| 297 | { |
| 298 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 299 | long long int *lsrtp = PC->f.i.rt; |
| 300 | ADD_TO_PC(1); |
| 301 | address = (unsigned int) lsaddr; |
| 302 | rdword = (unsigned long long *) lsrtp; |
| 303 | read_word_in_memory(); |
| 304 | if (address) |
| 305 | sign_extended(*lsrtp); |
| 306 | } |
| 307 | |
| 308 | DECLARE_INSTRUCTION(LBU) |
| 309 | { |
| 310 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 311 | long long int *lsrtp = PC->f.i.rt; |
| 312 | ADD_TO_PC(1); |
| 313 | address = (unsigned int) lsaddr; |
| 314 | rdword = (unsigned long long *) lsrtp; |
| 315 | read_byte_in_memory(); |
| 316 | } |
| 317 | |
| 318 | DECLARE_INSTRUCTION(LHU) |
| 319 | { |
| 320 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 321 | long long int *lsrtp = PC->f.i.rt; |
| 322 | ADD_TO_PC(1); |
| 323 | address = (unsigned int) lsaddr; |
| 324 | rdword = (unsigned long long *) lsrtp; |
| 325 | read_hword_in_memory(); |
| 326 | } |
| 327 | |
| 328 | DECLARE_INSTRUCTION(LWR) |
| 329 | { |
| 330 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 331 | long long int *lsrtp = PC->f.i.rt; |
| 332 | unsigned long long int word = 0; |
| 333 | ADD_TO_PC(1); |
| 334 | switch ((lsaddr) & 3) |
| 335 | { |
| 336 | case 0: |
| 337 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 338 | rdword = &word; |
| 339 | read_word_in_memory(); |
| 340 | if(address) |
| 341 | *lsrtp = (*lsrtp & 0xFFFFFFFFFFFFFF00LL) | ((word >> 24) & 0xFF); |
| 342 | break; |
| 343 | case 1: |
| 344 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 345 | rdword = &word; |
| 346 | read_word_in_memory(); |
| 347 | if(address) |
| 348 | *lsrtp = (*lsrtp & 0xFFFFFFFFFFFF0000LL) | ((word >> 16) & 0xFFFF); |
| 349 | break; |
| 350 | case 2: |
| 351 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 352 | rdword = &word; |
| 353 | read_word_in_memory(); |
| 354 | if(address) |
| 355 | *lsrtp = (*lsrtp & 0xFFFFFFFFFF000000LL) | ((word >> 8) & 0XFFFFFF); |
| 356 | break; |
| 357 | case 3: |
| 358 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 359 | rdword = (unsigned long long *) lsrtp; |
| 360 | read_word_in_memory(); |
| 361 | if(address) |
| 362 | sign_extended(*lsrtp); |
| 363 | } |
| 364 | } |
| 365 | |
| 366 | DECLARE_INSTRUCTION(LWU) |
| 367 | { |
| 368 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 369 | long long int *lsrtp = PC->f.i.rt; |
| 370 | ADD_TO_PC(1); |
| 371 | address = (unsigned int) lsaddr; |
| 372 | rdword = (unsigned long long *) lsrtp; |
| 373 | read_word_in_memory(); |
| 374 | } |
| 375 | |
| 376 | DECLARE_INSTRUCTION(SB) |
| 377 | { |
| 378 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 379 | long long int *lsrtp = PC->f.i.rt; |
| 380 | ADD_TO_PC(1); |
| 381 | address = (unsigned int) lsaddr; |
| 382 | cpu_byte = (unsigned char)(*lsrtp & 0xFF); |
| 383 | write_byte_in_memory(); |
| 384 | CHECK_MEMORY(); |
| 385 | } |
| 386 | |
| 387 | DECLARE_INSTRUCTION(SH) |
| 388 | { |
| 389 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 390 | long long int *lsrtp = PC->f.i.rt; |
| 391 | ADD_TO_PC(1); |
| 392 | address = (unsigned int) lsaddr; |
| 393 | hword = (unsigned short)(*lsrtp & 0xFFFF); |
| 394 | write_hword_in_memory(); |
| 395 | CHECK_MEMORY(); |
| 396 | } |
| 397 | |
| 398 | DECLARE_INSTRUCTION(SWL) |
| 399 | { |
| 400 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 401 | long long int *lsrtp = PC->f.i.rt; |
| 402 | unsigned long long int old_word = 0; |
| 403 | ADD_TO_PC(1); |
| 404 | switch ((lsaddr) & 3) |
| 405 | { |
| 406 | case 0: |
| 407 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 408 | word = (unsigned int)*lsrtp; |
| 409 | write_word_in_memory(); |
| 410 | CHECK_MEMORY(); |
| 411 | break; |
| 412 | case 1: |
| 413 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 414 | rdword = &old_word; |
| 415 | read_word_in_memory(); |
| 416 | if(address) |
| 417 | { |
| 418 | word = ((unsigned int)*lsrtp >> 8) | ((unsigned int) old_word & 0xFF000000); |
| 419 | write_word_in_memory(); |
| 420 | CHECK_MEMORY(); |
| 421 | } |
| 422 | break; |
| 423 | case 2: |
| 424 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 425 | rdword = &old_word; |
| 426 | read_word_in_memory(); |
| 427 | if(address) |
| 428 | { |
| 429 | word = ((unsigned int)*lsrtp >> 16) | ((unsigned int) old_word & 0xFFFF0000); |
| 430 | write_word_in_memory(); |
| 431 | CHECK_MEMORY(); |
| 432 | } |
| 433 | break; |
| 434 | case 3: |
| 435 | address = (unsigned int) lsaddr; |
| 436 | cpu_byte = (unsigned char)(*lsrtp >> 24); |
| 437 | write_byte_in_memory(); |
| 438 | CHECK_MEMORY(); |
| 439 | break; |
| 440 | } |
| 441 | } |
| 442 | |
| 443 | DECLARE_INSTRUCTION(SW) |
| 444 | { |
| 445 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 446 | long long int *lsrtp = PC->f.i.rt; |
| 447 | ADD_TO_PC(1); |
| 448 | address = (unsigned int) lsaddr; |
| 449 | word = (unsigned int)(*lsrtp & 0xFFFFFFFF); |
| 450 | write_word_in_memory(); |
| 451 | CHECK_MEMORY(); |
| 452 | } |
| 453 | |
| 454 | DECLARE_INSTRUCTION(SDL) |
| 455 | { |
| 456 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 457 | long long int *lsrtp = PC->f.i.rt; |
| 458 | unsigned long long int old_word = 0; |
| 459 | ADD_TO_PC(1); |
| 460 | switch ((lsaddr) & 7) |
| 461 | { |
| 462 | case 0: |
| 463 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 464 | dword = *lsrtp; |
| 465 | write_dword_in_memory(); |
| 466 | CHECK_MEMORY(); |
| 467 | break; |
| 468 | case 1: |
| 469 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 470 | rdword = &old_word; |
| 471 | read_dword_in_memory(); |
| 472 | if(address) |
| 473 | { |
| 474 | dword = ((unsigned long long)*lsrtp >> 8)|(old_word & 0xFF00000000000000LL); |
| 475 | write_dword_in_memory(); |
| 476 | CHECK_MEMORY(); |
| 477 | } |
| 478 | break; |
| 479 | case 2: |
| 480 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 481 | rdword = &old_word; |
| 482 | read_dword_in_memory(); |
| 483 | if(address) |
| 484 | { |
| 485 | dword = ((unsigned long long)*lsrtp >> 16)|(old_word & 0xFFFF000000000000LL); |
| 486 | write_dword_in_memory(); |
| 487 | CHECK_MEMORY(); |
| 488 | } |
| 489 | break; |
| 490 | case 3: |
| 491 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 492 | rdword = &old_word; |
| 493 | read_dword_in_memory(); |
| 494 | if(address) |
| 495 | { |
| 496 | dword = ((unsigned long long)*lsrtp >> 24)|(old_word & 0xFFFFFF0000000000LL); |
| 497 | write_dword_in_memory(); |
| 498 | CHECK_MEMORY(); |
| 499 | } |
| 500 | break; |
| 501 | case 4: |
| 502 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 503 | rdword = &old_word; |
| 504 | read_dword_in_memory(); |
| 505 | if(address) |
| 506 | { |
| 507 | dword = ((unsigned long long)*lsrtp >> 32)|(old_word & 0xFFFFFFFF00000000LL); |
| 508 | write_dword_in_memory(); |
| 509 | CHECK_MEMORY(); |
| 510 | } |
| 511 | break; |
| 512 | case 5: |
| 513 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 514 | rdword = &old_word; |
| 515 | read_dword_in_memory(); |
| 516 | if(address) |
| 517 | { |
| 518 | dword = ((unsigned long long)*lsrtp >> 40)|(old_word & 0xFFFFFFFFFF000000LL); |
| 519 | write_dword_in_memory(); |
| 520 | CHECK_MEMORY(); |
| 521 | } |
| 522 | break; |
| 523 | case 6: |
| 524 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 525 | rdword = &old_word; |
| 526 | read_dword_in_memory(); |
| 527 | if(address) |
| 528 | { |
| 529 | dword = ((unsigned long long)*lsrtp >> 48)|(old_word & 0xFFFFFFFFFFFF0000LL); |
| 530 | write_dword_in_memory(); |
| 531 | CHECK_MEMORY(); |
| 532 | } |
| 533 | break; |
| 534 | case 7: |
| 535 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 536 | rdword = &old_word; |
| 537 | read_dword_in_memory(); |
| 538 | if(address) |
| 539 | { |
| 540 | dword = ((unsigned long long)*lsrtp >> 56)|(old_word & 0xFFFFFFFFFFFFFF00LL); |
| 541 | write_dword_in_memory(); |
| 542 | CHECK_MEMORY(); |
| 543 | } |
| 544 | break; |
| 545 | } |
| 546 | } |
| 547 | |
| 548 | DECLARE_INSTRUCTION(SDR) |
| 549 | { |
| 550 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 551 | long long int *lsrtp = PC->f.i.rt; |
| 552 | unsigned long long int old_word = 0; |
| 553 | ADD_TO_PC(1); |
| 554 | switch ((lsaddr) & 7) |
| 555 | { |
| 556 | case 0: |
| 557 | address = (unsigned int) lsaddr; |
| 558 | rdword = &old_word; |
| 559 | read_dword_in_memory(); |
| 560 | if(address) |
| 561 | { |
| 562 | dword = (*lsrtp << 56) | (old_word & 0x00FFFFFFFFFFFFFFLL); |
| 563 | write_dword_in_memory(); |
| 564 | CHECK_MEMORY(); |
| 565 | } |
| 566 | break; |
| 567 | case 1: |
| 568 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 569 | rdword = &old_word; |
| 570 | read_dword_in_memory(); |
| 571 | if(address) |
| 572 | { |
| 573 | dword = (*lsrtp << 48) | (old_word & 0x0000FFFFFFFFFFFFLL); |
| 574 | write_dword_in_memory(); |
| 575 | CHECK_MEMORY(); |
| 576 | } |
| 577 | break; |
| 578 | case 2: |
| 579 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 580 | rdword = &old_word; |
| 581 | read_dword_in_memory(); |
| 582 | if(address) |
| 583 | { |
| 584 | dword = (*lsrtp << 40) | (old_word & 0x000000FFFFFFFFFFLL); |
| 585 | write_dword_in_memory(); |
| 586 | CHECK_MEMORY(); |
| 587 | } |
| 588 | break; |
| 589 | case 3: |
| 590 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 591 | rdword = &old_word; |
| 592 | read_dword_in_memory(); |
| 593 | if(address) |
| 594 | { |
| 595 | dword = (*lsrtp << 32) | (old_word & 0x00000000FFFFFFFFLL); |
| 596 | write_dword_in_memory(); |
| 597 | CHECK_MEMORY(); |
| 598 | } |
| 599 | break; |
| 600 | case 4: |
| 601 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 602 | rdword = &old_word; |
| 603 | read_dword_in_memory(); |
| 604 | if(address) |
| 605 | { |
| 606 | dword = (*lsrtp << 24) | (old_word & 0x0000000000FFFFFFLL); |
| 607 | write_dword_in_memory(); |
| 608 | CHECK_MEMORY(); |
| 609 | } |
| 610 | break; |
| 611 | case 5: |
| 612 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 613 | rdword = &old_word; |
| 614 | read_dword_in_memory(); |
| 615 | if(address) |
| 616 | { |
| 617 | dword = (*lsrtp << 16) | (old_word & 0x000000000000FFFFLL); |
| 618 | write_dword_in_memory(); |
| 619 | CHECK_MEMORY(); |
| 620 | } |
| 621 | break; |
| 622 | case 6: |
| 623 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 624 | rdword = &old_word; |
| 625 | read_dword_in_memory(); |
| 626 | if(address) |
| 627 | { |
| 628 | dword = (*lsrtp << 8) | (old_word & 0x00000000000000FFLL); |
| 629 | write_dword_in_memory(); |
| 630 | CHECK_MEMORY(); |
| 631 | } |
| 632 | break; |
| 633 | case 7: |
| 634 | address = ((unsigned int) lsaddr) & 0xFFFFFFF8; |
| 635 | dword = *lsrtp; |
| 636 | write_dword_in_memory(); |
| 637 | CHECK_MEMORY(); |
| 638 | break; |
| 639 | } |
| 640 | } |
| 641 | |
| 642 | DECLARE_INSTRUCTION(SWR) |
| 643 | { |
| 644 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 645 | long long int *lsrtp = PC->f.i.rt; |
| 646 | unsigned long long int old_word = 0; |
| 647 | ADD_TO_PC(1); |
| 648 | switch ((lsaddr) & 3) |
| 649 | { |
| 650 | case 0: |
| 651 | address = (unsigned int) lsaddr; |
| 652 | rdword = &old_word; |
| 653 | read_word_in_memory(); |
| 654 | if(address) |
| 655 | { |
| 656 | word = ((unsigned int)*lsrtp << 24) | ((unsigned int) old_word & 0x00FFFFFF); |
| 657 | write_word_in_memory(); |
| 658 | CHECK_MEMORY(); |
| 659 | } |
| 660 | break; |
| 661 | case 1: |
| 662 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 663 | rdword = &old_word; |
| 664 | read_word_in_memory(); |
| 665 | if(address) |
| 666 | { |
| 667 | word = ((unsigned int)*lsrtp << 16) | ((unsigned int) old_word & 0x0000FFFF); |
| 668 | write_word_in_memory(); |
| 669 | CHECK_MEMORY(); |
| 670 | } |
| 671 | break; |
| 672 | case 2: |
| 673 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 674 | rdword = &old_word; |
| 675 | read_word_in_memory(); |
| 676 | if(address) |
| 677 | { |
| 678 | word = ((unsigned int)*lsrtp << 8) | ((unsigned int) old_word & 0x000000FF); |
| 679 | write_word_in_memory(); |
| 680 | CHECK_MEMORY(); |
| 681 | } |
| 682 | break; |
| 683 | case 3: |
| 684 | address = ((unsigned int) lsaddr) & 0xFFFFFFFC; |
| 685 | word = (unsigned int)*lsrtp; |
| 686 | write_word_in_memory(); |
| 687 | CHECK_MEMORY(); |
| 688 | break; |
| 689 | } |
| 690 | } |
| 691 | |
| 692 | DECLARE_INSTRUCTION(CACHE) |
| 693 | { |
| 694 | ADD_TO_PC(1); |
| 695 | } |
| 696 | |
| 697 | DECLARE_INSTRUCTION(LL) |
| 698 | { |
| 699 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 700 | long long int *lsrtp = PC->f.i.rt; |
| 701 | ADD_TO_PC(1); |
| 702 | address = (unsigned int) lsaddr; |
| 703 | rdword = (unsigned long long *) lsrtp; |
| 704 | read_word_in_memory(); |
| 705 | if (address) |
| 706 | { |
| 707 | sign_extended(*lsrtp); |
| 708 | llbit = 1; |
| 709 | } |
| 710 | } |
| 711 | |
| 712 | DECLARE_INSTRUCTION(LWC1) |
| 713 | { |
| 714 | const unsigned char lslfft = lfft; |
| 715 | const unsigned int lslfaddr = (unsigned int)(lfoffset + reg[lfbase]); |
| 716 | unsigned long long int temp; |
| 717 | if (check_cop1_unusable()) return; |
| 718 | ADD_TO_PC(1); |
| 719 | address = (unsigned int) lslfaddr; |
| 720 | rdword = &temp; |
| 721 | read_word_in_memory(); |
| 722 | if (address) |
| 723 | *((int*)reg_cop1_simple[lslfft]) = (int) *rdword; |
| 724 | } |
| 725 | |
| 726 | DECLARE_INSTRUCTION(LDC1) |
| 727 | { |
| 728 | const unsigned char lslfft = lfft; |
| 729 | const unsigned int lslfaddr = (unsigned int)(lfoffset + reg[lfbase]); |
| 730 | if (check_cop1_unusable()) return; |
| 731 | ADD_TO_PC(1); |
| 732 | address = (unsigned int) lslfaddr; |
| 733 | rdword = (unsigned long long *)reg_cop1_double[lslfft]; |
| 734 | read_dword_in_memory(); |
| 735 | } |
| 736 | |
| 737 | DECLARE_INSTRUCTION(LD) |
| 738 | { |
| 739 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 740 | long long int *lsrtp = PC->f.i.rt; |
| 741 | ADD_TO_PC(1); |
| 742 | address = (unsigned int) lsaddr; |
| 743 | rdword = (unsigned long long *) lsrtp; |
| 744 | read_dword_in_memory(); |
| 745 | } |
| 746 | |
| 747 | DECLARE_INSTRUCTION(SC) |
| 748 | { |
| 749 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 750 | long long int *lsrtp = PC->f.i.rt; |
| 751 | ADD_TO_PC(1); |
| 752 | if(llbit) |
| 753 | { |
| 754 | address = (unsigned int) lsaddr; |
| 755 | word = (unsigned int)(*lsrtp & 0xFFFFFFFF); |
| 756 | write_word_in_memory(); |
| 757 | CHECK_MEMORY(); |
| 758 | llbit = 0; |
| 759 | *lsrtp = 1; |
| 760 | } |
| 761 | else |
| 762 | { |
| 763 | *lsrtp = 0; |
| 764 | } |
| 765 | } |
| 766 | |
| 767 | DECLARE_INSTRUCTION(SWC1) |
| 768 | { |
| 769 | const unsigned char lslfft = lfft; |
| 770 | const unsigned int lslfaddr = (unsigned int)(lfoffset + reg[lfbase]); |
| 771 | if (check_cop1_unusable()) return; |
| 772 | ADD_TO_PC(1); |
| 773 | address = (unsigned int) lslfaddr; |
| 774 | word = *((int*)reg_cop1_simple[lslfft]); |
| 775 | write_word_in_memory(); |
| 776 | CHECK_MEMORY(); |
| 777 | } |
| 778 | |
| 779 | DECLARE_INSTRUCTION(SDC1) |
| 780 | { |
| 781 | const unsigned char lslfft = lfft; |
| 782 | const unsigned int lslfaddr = (unsigned int)(lfoffset + reg[lfbase]); |
| 783 | if (check_cop1_unusable()) return; |
| 784 | ADD_TO_PC(1); |
| 785 | address = (unsigned int) lslfaddr; |
| 786 | dword = *((unsigned long long*)reg_cop1_double[lslfft]); |
| 787 | write_dword_in_memory(); |
| 788 | CHECK_MEMORY(); |
| 789 | } |
| 790 | |
| 791 | DECLARE_INSTRUCTION(SD) |
| 792 | { |
| 793 | const unsigned int lsaddr = (unsigned int)(iimmediate + irs32); |
| 794 | long long int *lsrtp = PC->f.i.rt; |
| 795 | ADD_TO_PC(1); |
| 796 | address = (unsigned int) lsaddr; |
| 797 | dword = *lsrtp; |
| 798 | write_dword_in_memory(); |
| 799 | CHECK_MEMORY(); |
| 800 | } |