| 1 | #include "config.h" |
| 2 | |
| 3 | #include <signal.h> |
| 4 | #include <errno.h> |
| 5 | #include <sys/types.h> |
| 6 | #include <sys/stat.h> |
| 7 | #ifdef HAVE_UNISTD_H |
| 8 | #include <unistd.h> |
| 9 | #endif |
| 10 | |
| 11 | #include "d10v_sim.h" |
| 12 | #include "simops.h" |
| 13 | #include "sys/syscall.h" |
| 14 | |
| 15 | extern char *strrchr (); |
| 16 | |
| 17 | enum op_types { |
| 18 | OP_VOID, |
| 19 | OP_REG, |
| 20 | OP_REG_OUTPUT, |
| 21 | OP_DREG, |
| 22 | OP_DREG_OUTPUT, |
| 23 | OP_ACCUM, |
| 24 | OP_ACCUM_OUTPUT, |
| 25 | OP_ACCUM_REVERSE, |
| 26 | OP_CR, |
| 27 | OP_CR_OUTPUT, |
| 28 | OP_CR_REVERSE, |
| 29 | OP_FLAG, |
| 30 | OP_FLAG_OUTPUT, |
| 31 | OP_CONSTANT16, |
| 32 | OP_CONSTANT8, |
| 33 | OP_CONSTANT3, |
| 34 | OP_CONSTANT4, |
| 35 | OP_MEMREF, |
| 36 | OP_MEMREF2, |
| 37 | OP_POSTDEC, |
| 38 | OP_POSTINC, |
| 39 | OP_PREDEC, |
| 40 | OP_R2, |
| 41 | OP_R3, |
| 42 | OP_R4, |
| 43 | OP_R2R3 |
| 44 | }; |
| 45 | |
| 46 | #ifdef DEBUG |
| 47 | static void trace_input_func PARAMS ((char *name, |
| 48 | enum op_types in1, |
| 49 | enum op_types in2, |
| 50 | enum op_types in3)); |
| 51 | |
| 52 | #define trace_input(name, in1, in2, in3) do { if (d10v_debug) trace_input_func (name, in1, in2, in3); } while (0) |
| 53 | |
| 54 | static void trace_output_func PARAMS ((enum op_types result)); |
| 55 | |
| 56 | #define trace_output(result) do { if (d10v_debug) trace_output_func (result); } while (0) |
| 57 | |
| 58 | #ifndef SIZE_INSTRUCTION |
| 59 | #define SIZE_INSTRUCTION 8 |
| 60 | #endif |
| 61 | |
| 62 | #ifndef SIZE_OPERANDS |
| 63 | #define SIZE_OPERANDS 18 |
| 64 | #endif |
| 65 | |
| 66 | #ifndef SIZE_VALUES |
| 67 | #define SIZE_VALUES 13 |
| 68 | #endif |
| 69 | |
| 70 | #ifndef SIZE_LOCATION |
| 71 | #define SIZE_LOCATION 20 |
| 72 | #endif |
| 73 | |
| 74 | #ifndef SIZE_PC |
| 75 | #define SIZE_PC 6 |
| 76 | #endif |
| 77 | |
| 78 | #ifndef SIZE_LINE_NUMBER |
| 79 | #define SIZE_LINE_NUMBER 4 |
| 80 | #endif |
| 81 | |
| 82 | static void |
| 83 | trace_input_func (name, in1, in2, in3) |
| 84 | char *name; |
| 85 | enum op_types in1; |
| 86 | enum op_types in2; |
| 87 | enum op_types in3; |
| 88 | { |
| 89 | char *comma; |
| 90 | enum op_types in[3]; |
| 91 | int i; |
| 92 | char buf[1024]; |
| 93 | char *p; |
| 94 | long tmp; |
| 95 | char *type; |
| 96 | const char *filename; |
| 97 | const char *functionname; |
| 98 | unsigned int linenumber; |
| 99 | bfd_vma byte_pc; |
| 100 | |
| 101 | if ((d10v_debug & DEBUG_TRACE) == 0) |
| 102 | return; |
| 103 | |
| 104 | switch (State.ins_type) |
| 105 | { |
| 106 | default: |
| 107 | case INS_UNKNOWN: type = " ?"; break; |
| 108 | case INS_LEFT: type = " L"; break; |
| 109 | case INS_RIGHT: type = " R"; break; |
| 110 | case INS_LEFT_PARALLEL: type = "*L"; break; |
| 111 | case INS_RIGHT_PARALLEL: type = "*R"; break; |
| 112 | case INS_LEFT_COND_TEST: type = "?L"; break; |
| 113 | case INS_RIGHT_COND_TEST: type = "?R"; break; |
| 114 | case INS_LEFT_COND_EXE: type = "&L"; break; |
| 115 | case INS_RIGHT_COND_EXE: type = "&R"; break; |
| 116 | case INS_LONG: type = " B"; break; |
| 117 | } |
| 118 | |
| 119 | if ((d10v_debug & DEBUG_LINE_NUMBER) == 0) |
| 120 | (*d10v_callback->printf_filtered) (d10v_callback, |
| 121 | "0x%.*x %s: %-*s ", |
| 122 | SIZE_PC, (unsigned)PC, |
| 123 | type, |
| 124 | SIZE_INSTRUCTION, name); |
| 125 | |
| 126 | else |
| 127 | { |
| 128 | buf[0] = '\0'; |
| 129 | byte_pc = decode_pc (); |
| 130 | if (text && byte_pc >= text_start && byte_pc < text_end) |
| 131 | { |
| 132 | filename = (const char *)0; |
| 133 | functionname = (const char *)0; |
| 134 | linenumber = 0; |
| 135 | if (bfd_find_nearest_line (exec_bfd, text, (struct symbol_cache_entry **)0, byte_pc - text_start, |
| 136 | &filename, &functionname, &linenumber)) |
| 137 | { |
| 138 | p = buf; |
| 139 | if (linenumber) |
| 140 | { |
| 141 | sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, linenumber); |
| 142 | p += strlen (p); |
| 143 | } |
| 144 | else |
| 145 | { |
| 146 | sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---"); |
| 147 | p += SIZE_LINE_NUMBER+2; |
| 148 | } |
| 149 | |
| 150 | if (functionname) |
| 151 | { |
| 152 | sprintf (p, "%s ", functionname); |
| 153 | p += strlen (p); |
| 154 | } |
| 155 | else if (filename) |
| 156 | { |
| 157 | char *q = strrchr (filename, '/'); |
| 158 | sprintf (p, "%s ", (q) ? q+1 : filename); |
| 159 | p += strlen (p); |
| 160 | } |
| 161 | |
| 162 | if (*p == ' ') |
| 163 | *p = '\0'; |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | (*d10v_callback->printf_filtered) (d10v_callback, |
| 168 | "0x%.*x %s: %-*.*s %-*s ", |
| 169 | SIZE_PC, (unsigned)PC, |
| 170 | type, |
| 171 | SIZE_LOCATION, SIZE_LOCATION, buf, |
| 172 | SIZE_INSTRUCTION, name); |
| 173 | } |
| 174 | |
| 175 | in[0] = in1; |
| 176 | in[1] = in2; |
| 177 | in[2] = in3; |
| 178 | comma = ""; |
| 179 | p = buf; |
| 180 | for (i = 0; i < 3; i++) |
| 181 | { |
| 182 | switch (in[i]) |
| 183 | { |
| 184 | case OP_VOID: |
| 185 | case OP_R2: |
| 186 | case OP_R3: |
| 187 | case OP_R4: |
| 188 | case OP_R2R3: |
| 189 | break; |
| 190 | |
| 191 | case OP_REG: |
| 192 | case OP_REG_OUTPUT: |
| 193 | case OP_DREG: |
| 194 | case OP_DREG_OUTPUT: |
| 195 | sprintf (p, "%sr%d", comma, OP[i]); |
| 196 | p += strlen (p); |
| 197 | comma = ","; |
| 198 | break; |
| 199 | |
| 200 | case OP_CR: |
| 201 | case OP_CR_OUTPUT: |
| 202 | case OP_CR_REVERSE: |
| 203 | sprintf (p, "%scr%d", comma, OP[i]); |
| 204 | p += strlen (p); |
| 205 | comma = ","; |
| 206 | break; |
| 207 | |
| 208 | case OP_ACCUM: |
| 209 | case OP_ACCUM_OUTPUT: |
| 210 | case OP_ACCUM_REVERSE: |
| 211 | sprintf (p, "%sa%d", comma, OP[i]); |
| 212 | p += strlen (p); |
| 213 | comma = ","; |
| 214 | break; |
| 215 | |
| 216 | case OP_CONSTANT16: |
| 217 | sprintf (p, "%s%d", comma, OP[i]); |
| 218 | p += strlen (p); |
| 219 | comma = ","; |
| 220 | break; |
| 221 | |
| 222 | case OP_CONSTANT8: |
| 223 | sprintf (p, "%s%d", comma, SEXT8(OP[i])); |
| 224 | p += strlen (p); |
| 225 | comma = ","; |
| 226 | break; |
| 227 | |
| 228 | case OP_CONSTANT4: |
| 229 | sprintf (p, "%s%d", comma, SEXT4(OP[i])); |
| 230 | p += strlen (p); |
| 231 | comma = ","; |
| 232 | break; |
| 233 | |
| 234 | case OP_CONSTANT3: |
| 235 | sprintf (p, "%s%d", comma, SEXT3(OP[i])); |
| 236 | p += strlen (p); |
| 237 | comma = ","; |
| 238 | break; |
| 239 | |
| 240 | case OP_MEMREF: |
| 241 | sprintf (p, "%s@r%d", comma, OP[i]); |
| 242 | p += strlen (p); |
| 243 | comma = ","; |
| 244 | break; |
| 245 | |
| 246 | case OP_MEMREF2: |
| 247 | sprintf (p, "%s@(%d,r%d)", comma, (int16)OP[i], OP[i+1]); |
| 248 | p += strlen (p); |
| 249 | comma = ","; |
| 250 | break; |
| 251 | |
| 252 | case OP_POSTINC: |
| 253 | sprintf (p, "%s@r%d+", comma, OP[i]); |
| 254 | p += strlen (p); |
| 255 | comma = ","; |
| 256 | break; |
| 257 | |
| 258 | case OP_POSTDEC: |
| 259 | sprintf (p, "%s@r%d-", comma, OP[i]); |
| 260 | p += strlen (p); |
| 261 | comma = ","; |
| 262 | break; |
| 263 | |
| 264 | case OP_PREDEC: |
| 265 | sprintf (p, "%s@-r%d", comma, OP[i]); |
| 266 | p += strlen (p); |
| 267 | comma = ","; |
| 268 | break; |
| 269 | |
| 270 | case OP_FLAG: |
| 271 | case OP_FLAG_OUTPUT: |
| 272 | if (OP[i] == 0) |
| 273 | sprintf (p, "%sf0", comma); |
| 274 | |
| 275 | else if (OP[i] == 1) |
| 276 | sprintf (p, "%sf1", comma); |
| 277 | |
| 278 | else |
| 279 | sprintf (p, "%sc", comma); |
| 280 | |
| 281 | p += strlen (p); |
| 282 | comma = ","; |
| 283 | break; |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | if ((d10v_debug & DEBUG_VALUES) == 0) |
| 288 | { |
| 289 | *p++ = '\n'; |
| 290 | *p = '\0'; |
| 291 | (*d10v_callback->printf_filtered) (d10v_callback, "%s", buf); |
| 292 | } |
| 293 | else |
| 294 | { |
| 295 | *p = '\0'; |
| 296 | (*d10v_callback->printf_filtered) (d10v_callback, "%-*s", SIZE_OPERANDS, buf); |
| 297 | |
| 298 | p = buf; |
| 299 | for (i = 0; i < 3; i++) |
| 300 | { |
| 301 | buf[0] = '\0'; |
| 302 | switch (in[i]) |
| 303 | { |
| 304 | case OP_VOID: |
| 305 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, ""); |
| 306 | break; |
| 307 | |
| 308 | case OP_REG_OUTPUT: |
| 309 | case OP_DREG_OUTPUT: |
| 310 | case OP_CR_OUTPUT: |
| 311 | case OP_ACCUM_OUTPUT: |
| 312 | case OP_FLAG_OUTPUT: |
| 313 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, "---"); |
| 314 | break; |
| 315 | |
| 316 | case OP_REG: |
| 317 | case OP_MEMREF: |
| 318 | case OP_POSTDEC: |
| 319 | case OP_POSTINC: |
| 320 | case OP_PREDEC: |
| 321 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 322 | (uint16)State.regs[OP[i]]); |
| 323 | break; |
| 324 | |
| 325 | case OP_DREG: |
| 326 | tmp = (long)((((uint32) State.regs[OP[i]]) << 16) | ((uint32) State.regs[OP[i]+1])); |
| 327 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.8lx", SIZE_VALUES-10, "", tmp); |
| 328 | break; |
| 329 | |
| 330 | case OP_CR: |
| 331 | case OP_CR_REVERSE: |
| 332 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 333 | (uint16)State.cregs[OP[i]]); |
| 334 | break; |
| 335 | |
| 336 | case OP_ACCUM: |
| 337 | case OP_ACCUM_REVERSE: |
| 338 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.2x%.8lx", SIZE_VALUES-12, "", |
| 339 | ((int)(State.a[OP[i]] >> 32) & 0xff), |
| 340 | ((unsigned long)State.a[OP[i]]) & 0xffffffff); |
| 341 | break; |
| 342 | |
| 343 | case OP_CONSTANT16: |
| 344 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 345 | (uint16)OP[i]); |
| 346 | break; |
| 347 | |
| 348 | case OP_CONSTANT4: |
| 349 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 350 | (uint16)SEXT4(OP[i])); |
| 351 | break; |
| 352 | |
| 353 | case OP_CONSTANT8: |
| 354 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 355 | (uint16)SEXT8(OP[i])); |
| 356 | break; |
| 357 | |
| 358 | case OP_CONSTANT3: |
| 359 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 360 | (uint16)SEXT3(OP[i])); |
| 361 | break; |
| 362 | |
| 363 | case OP_FLAG: |
| 364 | if (OP[i] == 0) |
| 365 | (*d10v_callback->printf_filtered) (d10v_callback, "%*sF0 = %d", SIZE_VALUES-6, "", |
| 366 | State.F0 != 0); |
| 367 | |
| 368 | else if (OP[i] == 1) |
| 369 | (*d10v_callback->printf_filtered) (d10v_callback, "%*sF1 = %d", SIZE_VALUES-6, "", |
| 370 | State.F1 != 0); |
| 371 | |
| 372 | else |
| 373 | (*d10v_callback->printf_filtered) (d10v_callback, "%*sC = %d", SIZE_VALUES-5, "", |
| 374 | State.C != 0); |
| 375 | |
| 376 | break; |
| 377 | |
| 378 | case OP_MEMREF2: |
| 379 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 380 | (uint16)OP[i]); |
| 381 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 382 | (uint16)State.regs[OP[++i]]); |
| 383 | break; |
| 384 | |
| 385 | case OP_R2: |
| 386 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 387 | (uint16)State.regs[2]); |
| 388 | break; |
| 389 | |
| 390 | case OP_R3: |
| 391 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 392 | (uint16)State.regs[3]); |
| 393 | break; |
| 394 | |
| 395 | case OP_R4: |
| 396 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 397 | (uint16)State.regs[4]); |
| 398 | break; |
| 399 | |
| 400 | case OP_R2R3: |
| 401 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 402 | (uint16)State.regs[2]); |
| 403 | (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "", |
| 404 | (uint16)State.regs[3]); |
| 405 | i++; |
| 406 | break; |
| 407 | } |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | (*d10v_callback->flush_stdout) (d10v_callback); |
| 412 | } |
| 413 | |
| 414 | static void |
| 415 | trace_output_func (result) |
| 416 | enum op_types result; |
| 417 | { |
| 418 | if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES)) |
| 419 | { |
| 420 | long tmp; |
| 421 | |
| 422 | switch (result) |
| 423 | { |
| 424 | default: |
| 425 | putchar ('\n'); |
| 426 | break; |
| 427 | |
| 428 | case OP_REG: |
| 429 | case OP_REG_OUTPUT: |
| 430 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-6, "", |
| 431 | (uint16)State.regs[OP[0]], |
| 432 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 433 | break; |
| 434 | |
| 435 | case OP_DREG: |
| 436 | case OP_DREG_OUTPUT: |
| 437 | tmp = (long)((((uint32) State.regs[OP[0]]) << 16) | ((uint32) State.regs[OP[0]+1])); |
| 438 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.8lx F0=%d F1=%d C=%d\n", SIZE_VALUES-10, "", tmp, |
| 439 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 440 | break; |
| 441 | |
| 442 | case OP_CR: |
| 443 | case OP_CR_OUTPUT: |
| 444 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-6, "", |
| 445 | (uint16)State.cregs[OP[0]], |
| 446 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 447 | break; |
| 448 | |
| 449 | case OP_CR_REVERSE: |
| 450 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-6, "", |
| 451 | (uint16)State.cregs[OP[1]], |
| 452 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 453 | break; |
| 454 | |
| 455 | case OP_ACCUM: |
| 456 | case OP_ACCUM_OUTPUT: |
| 457 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.2x%.8lx F0=%d F1=%d C=%d\n", SIZE_VALUES-12, "", |
| 458 | ((int)(State.a[OP[0]] >> 32) & 0xff), |
| 459 | ((unsigned long)State.a[OP[0]]) & 0xffffffff, |
| 460 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 461 | break; |
| 462 | |
| 463 | case OP_ACCUM_REVERSE: |
| 464 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.2x%.8lx F0=%d F1=%d C=%d\n", SIZE_VALUES-12, "", |
| 465 | ((int)(State.a[OP[1]] >> 32) & 0xff), |
| 466 | ((unsigned long)State.a[OP[1]]) & 0xffffffff, |
| 467 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 468 | break; |
| 469 | |
| 470 | case OP_FLAG: |
| 471 | case OP_FLAG_OUTPUT: |
| 472 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s F0=%d F1=%d C=%d\n", SIZE_VALUES, "", |
| 473 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 474 | break; |
| 475 | |
| 476 | case OP_R2: |
| 477 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-6, "", |
| 478 | (uint16)State.regs[2], |
| 479 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 480 | break; |
| 481 | |
| 482 | case OP_R2R3: |
| 483 | (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-10, "", |
| 484 | (uint16)State.regs[2], (uint16)State.regs[3], |
| 485 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 486 | break; |
| 487 | } |
| 488 | } |
| 489 | |
| 490 | (*d10v_callback->flush_stdout) (d10v_callback); |
| 491 | } |
| 492 | |
| 493 | #else |
| 494 | #define trace_input(NAME, IN1, IN2, IN3) |
| 495 | #define trace_output(RESULT) |
| 496 | #endif |
| 497 | |
| 498 | /* abs */ |
| 499 | void |
| 500 | OP_4607 () |
| 501 | { |
| 502 | trace_input ("abs", OP_REG, OP_VOID, OP_VOID); |
| 503 | State.F1 = State.F0; |
| 504 | if ((int16)(State.regs[OP[0]]) < 0) |
| 505 | { |
| 506 | State.regs[OP[0]] = -(int16)(State.regs[OP[0]]); |
| 507 | State.F0 = 1; |
| 508 | } |
| 509 | else |
| 510 | State.F0 = 0; |
| 511 | trace_output (OP_REG); |
| 512 | } |
| 513 | |
| 514 | /* abs */ |
| 515 | void |
| 516 | OP_5607 () |
| 517 | { |
| 518 | int64 tmp; |
| 519 | |
| 520 | trace_input ("abs", OP_ACCUM, OP_VOID, OP_VOID); |
| 521 | State.F1 = State.F0; |
| 522 | State.a[OP[0]] = SEXT40(State.a[OP[0]]); |
| 523 | |
| 524 | if (State.a[OP[0]] < 0 ) |
| 525 | { |
| 526 | tmp = -State.a[OP[0]]; |
| 527 | if (State.ST) |
| 528 | { |
| 529 | if (tmp > MAX32) |
| 530 | State.a[OP[0]] = MAX32; |
| 531 | else if (tmp < MIN32) |
| 532 | State.a[OP[0]] = MIN32; |
| 533 | else |
| 534 | State.a[OP[0]] = tmp & MASK40; |
| 535 | } |
| 536 | else |
| 537 | State.a[OP[0]] = tmp & MASK40; |
| 538 | State.F0 = 1; |
| 539 | } |
| 540 | else |
| 541 | State.F0 = 0; |
| 542 | trace_output (OP_ACCUM); |
| 543 | } |
| 544 | |
| 545 | /* add */ |
| 546 | void |
| 547 | OP_200 () |
| 548 | { |
| 549 | uint16 tmp = State.regs[OP[0]]; |
| 550 | trace_input ("add", OP_REG, OP_REG, OP_VOID); |
| 551 | State.regs[OP[0]] += State.regs[OP[1]]; |
| 552 | if ( tmp > State.regs[OP[0]]) |
| 553 | State.C = 1; |
| 554 | else |
| 555 | State.C = 0; |
| 556 | trace_output (OP_REG); |
| 557 | } |
| 558 | |
| 559 | /* add */ |
| 560 | void |
| 561 | OP_1201 () |
| 562 | { |
| 563 | int64 tmp; |
| 564 | tmp = SEXT40(State.a[OP[0]]) + (SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1]); |
| 565 | |
| 566 | trace_input ("add", OP_ACCUM, OP_REG, OP_VOID); |
| 567 | if (State.ST) |
| 568 | { |
| 569 | if ( tmp > MAX32) |
| 570 | State.a[OP[0]] = MAX32; |
| 571 | else if ( tmp < MIN32) |
| 572 | State.a[OP[0]] = MIN32; |
| 573 | else |
| 574 | State.a[OP[0]] = tmp & MASK40; |
| 575 | } |
| 576 | else |
| 577 | State.a[OP[0]] = tmp & MASK40; |
| 578 | trace_output (OP_ACCUM); |
| 579 | } |
| 580 | |
| 581 | /* add */ |
| 582 | void |
| 583 | OP_1203 () |
| 584 | { |
| 585 | int64 tmp; |
| 586 | tmp = SEXT40(State.a[OP[0]]) + SEXT40(State.a[OP[1]]); |
| 587 | |
| 588 | trace_input ("add", OP_ACCUM, OP_ACCUM, OP_VOID); |
| 589 | if (State.ST) |
| 590 | { |
| 591 | if (tmp > MAX32) |
| 592 | State.a[OP[0]] = MAX32; |
| 593 | else if ( tmp < MIN32) |
| 594 | State.a[OP[0]] = MIN32; |
| 595 | else |
| 596 | State.a[OP[0]] = tmp & MASK40; |
| 597 | } |
| 598 | else |
| 599 | State.a[OP[0]] = tmp & MASK40; |
| 600 | trace_output (OP_ACCUM); |
| 601 | } |
| 602 | |
| 603 | /* add2w */ |
| 604 | void |
| 605 | OP_1200 () |
| 606 | { |
| 607 | uint32 tmp; |
| 608 | uint32 tmp1 = (State.regs[OP[0]]) << 16 | State.regs[OP[0]+1]; |
| 609 | uint32 tmp2 = (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1]; |
| 610 | |
| 611 | trace_input ("add2w", OP_DREG, OP_DREG, OP_VOID); |
| 612 | tmp = tmp1 + tmp2; |
| 613 | if ( (tmp < tmp1) || (tmp < tmp2) ) |
| 614 | State.C = 1; |
| 615 | else |
| 616 | State.C = 0; |
| 617 | State.regs[OP[0]] = tmp >> 16; |
| 618 | State.regs[OP[0]+1] = tmp & 0xFFFF; |
| 619 | trace_output (OP_DREG); |
| 620 | } |
| 621 | |
| 622 | /* add3 */ |
| 623 | void |
| 624 | OP_1000000 () |
| 625 | { |
| 626 | uint16 tmp = State.regs[OP[0]]; |
| 627 | State.regs[OP[0]] = State.regs[OP[1]] + OP[2]; |
| 628 | |
| 629 | trace_input ("add3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); |
| 630 | if ( tmp > State.regs[OP[0]]) |
| 631 | State.C = 1; |
| 632 | else |
| 633 | State.C = 0; |
| 634 | trace_output (OP_REG); |
| 635 | } |
| 636 | |
| 637 | /* addac3 */ |
| 638 | void |
| 639 | OP_17000200 () |
| 640 | { |
| 641 | int64 tmp; |
| 642 | tmp = SEXT40(State.a[OP[2]]) + SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]); |
| 643 | |
| 644 | trace_input ("addac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); |
| 645 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 646 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 647 | trace_output (OP_DREG); |
| 648 | } |
| 649 | |
| 650 | /* addac3 */ |
| 651 | void |
| 652 | OP_17000202 () |
| 653 | { |
| 654 | int64 tmp; |
| 655 | tmp = SEXT40(State.a[OP[1]]) + SEXT40(State.a[OP[2]]); |
| 656 | |
| 657 | trace_input ("addac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); |
| 658 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 659 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 660 | trace_output (OP_DREG); |
| 661 | } |
| 662 | |
| 663 | /* addac3s */ |
| 664 | void |
| 665 | OP_17001200 () |
| 666 | { |
| 667 | int64 tmp; |
| 668 | State.F1 = State.F0; |
| 669 | |
| 670 | trace_input ("addac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); |
| 671 | tmp = SEXT40(State.a[OP[2]]) + SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]); |
| 672 | if ( tmp > MAX32) |
| 673 | { |
| 674 | State.regs[OP[0]] = 0x7fff; |
| 675 | State.regs[OP[0]+1] = 0xffff; |
| 676 | State.F0 = 1; |
| 677 | } |
| 678 | else if (tmp < MIN32) |
| 679 | { |
| 680 | State.regs[OP[0]] = 0x8000; |
| 681 | State.regs[OP[0]+1] = 0; |
| 682 | State.F0 = 1; |
| 683 | } |
| 684 | else |
| 685 | { |
| 686 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 687 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 688 | State.F0 = 0; |
| 689 | } |
| 690 | trace_output (OP_DREG); |
| 691 | } |
| 692 | |
| 693 | /* addac3s */ |
| 694 | void |
| 695 | OP_17001202 () |
| 696 | { |
| 697 | int64 tmp; |
| 698 | State.F1 = State.F0; |
| 699 | |
| 700 | trace_input ("addac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); |
| 701 | tmp = SEXT40(State.a[OP[1]]) + SEXT40(State.a[OP[2]]); |
| 702 | if ( tmp > MAX32) |
| 703 | { |
| 704 | State.regs[OP[0]] = 0x7fff; |
| 705 | State.regs[OP[0]+1] = 0xffff; |
| 706 | State.F0 = 1; |
| 707 | } |
| 708 | else if (tmp < MIN32) |
| 709 | { |
| 710 | State.regs[OP[0]] = 0x8000; |
| 711 | State.regs[OP[0]+1] = 0; |
| 712 | State.F0 = 1; |
| 713 | } |
| 714 | else |
| 715 | { |
| 716 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 717 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 718 | State.F0 = 0; |
| 719 | } |
| 720 | trace_output (OP_DREG); |
| 721 | } |
| 722 | |
| 723 | /* addi */ |
| 724 | void |
| 725 | OP_201 () |
| 726 | { |
| 727 | uint tmp = State.regs[OP[0]]; |
| 728 | if (OP[1] == 0) |
| 729 | OP[1] = 16; |
| 730 | trace_input ("addi", OP_REG, OP_CONSTANT16, OP_VOID); |
| 731 | State.regs[OP[0]] += OP[1]; |
| 732 | if (tmp > State.regs[OP[0]]) |
| 733 | State.C = 1; |
| 734 | else |
| 735 | State.C = 0; |
| 736 | trace_output (OP_REG); |
| 737 | } |
| 738 | |
| 739 | /* and */ |
| 740 | void |
| 741 | OP_C00 () |
| 742 | { |
| 743 | trace_input ("and", OP_REG, OP_REG, OP_VOID); |
| 744 | State.regs[OP[0]] &= State.regs[OP[1]]; |
| 745 | trace_output (OP_REG); |
| 746 | } |
| 747 | |
| 748 | /* and3 */ |
| 749 | void |
| 750 | OP_6000000 () |
| 751 | { |
| 752 | trace_input ("and3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); |
| 753 | State.regs[OP[0]] = State.regs[OP[1]] & OP[2]; |
| 754 | trace_output (OP_REG); |
| 755 | } |
| 756 | |
| 757 | /* bclri */ |
| 758 | void |
| 759 | OP_C01 () |
| 760 | { |
| 761 | trace_input ("bclri", OP_REG, OP_CONSTANT16, OP_VOID); |
| 762 | State.regs[OP[0]] &= ~(0x8000 >> OP[1]); |
| 763 | trace_output (OP_REG); |
| 764 | } |
| 765 | |
| 766 | /* bl.s */ |
| 767 | void |
| 768 | OP_4900 () |
| 769 | { |
| 770 | trace_input ("bl.s", OP_CONSTANT8, OP_R2, OP_R3); |
| 771 | State.regs[13] = PC+1; |
| 772 | JMP( PC + SEXT8 (OP[0])); |
| 773 | trace_output (OP_VOID); |
| 774 | } |
| 775 | |
| 776 | /* bl.l */ |
| 777 | void |
| 778 | OP_24800000 () |
| 779 | { |
| 780 | trace_input ("bl.l", OP_CONSTANT16, OP_R2, OP_R3); |
| 781 | State.regs[13] = PC+1; |
| 782 | JMP (PC + OP[0]); |
| 783 | trace_output (OP_VOID); |
| 784 | } |
| 785 | |
| 786 | /* bnoti */ |
| 787 | void |
| 788 | OP_A01 () |
| 789 | { |
| 790 | trace_input ("bnoti", OP_REG, OP_CONSTANT16, OP_VOID); |
| 791 | State.regs[OP[0]] ^= 0x8000 >> OP[1]; |
| 792 | trace_output (OP_REG); |
| 793 | } |
| 794 | |
| 795 | /* bra.s */ |
| 796 | void |
| 797 | OP_4800 () |
| 798 | { |
| 799 | trace_input ("bra.s", OP_CONSTANT8, OP_VOID, OP_VOID); |
| 800 | JMP (PC + SEXT8 (OP[0])); |
| 801 | trace_output (OP_VOID); |
| 802 | } |
| 803 | |
| 804 | /* bra.l */ |
| 805 | void |
| 806 | OP_24000000 () |
| 807 | { |
| 808 | trace_input ("bra.l", OP_CONSTANT16, OP_VOID, OP_VOID); |
| 809 | JMP (PC + OP[0]); |
| 810 | trace_output (OP_VOID); |
| 811 | } |
| 812 | |
| 813 | /* brf0f.s */ |
| 814 | void |
| 815 | OP_4A00 () |
| 816 | { |
| 817 | trace_input ("brf0f.s", OP_CONSTANT8, OP_VOID, OP_VOID); |
| 818 | if (State.F0 == 0) |
| 819 | JMP (PC + SEXT8 (OP[0])); |
| 820 | trace_output (OP_FLAG); |
| 821 | } |
| 822 | |
| 823 | /* brf0f.l */ |
| 824 | void |
| 825 | OP_25000000 () |
| 826 | { |
| 827 | trace_input ("brf0f.l", OP_CONSTANT16, OP_VOID, OP_VOID); |
| 828 | if (State.F0 == 0) |
| 829 | JMP (PC + OP[0]); |
| 830 | trace_output (OP_FLAG); |
| 831 | } |
| 832 | |
| 833 | /* brf0t.s */ |
| 834 | void |
| 835 | OP_4B00 () |
| 836 | { |
| 837 | trace_input ("brf0t.s", OP_CONSTANT8, OP_VOID, OP_VOID); |
| 838 | if (State.F0) |
| 839 | JMP (PC + SEXT8 (OP[0])); |
| 840 | trace_output (OP_FLAG); |
| 841 | } |
| 842 | |
| 843 | /* brf0t.l */ |
| 844 | void |
| 845 | OP_25800000 () |
| 846 | { |
| 847 | trace_input ("brf0t.l", OP_CONSTANT16, OP_VOID, OP_VOID); |
| 848 | if (State.F0) |
| 849 | JMP (PC + OP[0]); |
| 850 | trace_output (OP_FLAG); |
| 851 | } |
| 852 | |
| 853 | /* bseti */ |
| 854 | void |
| 855 | OP_801 () |
| 856 | { |
| 857 | trace_input ("bseti", OP_REG, OP_CONSTANT16, OP_VOID); |
| 858 | State.regs[OP[0]] |= 0x8000 >> OP[1]; |
| 859 | trace_output (OP_REG); |
| 860 | } |
| 861 | |
| 862 | /* btsti */ |
| 863 | void |
| 864 | OP_E01 () |
| 865 | { |
| 866 | trace_input ("btsti", OP_REG, OP_CONSTANT16, OP_VOID); |
| 867 | State.F1 = State.F0; |
| 868 | State.F0 = (State.regs[OP[0]] & (0x8000 >> OP[1])) ? 1 : 0; |
| 869 | trace_output (OP_FLAG); |
| 870 | } |
| 871 | |
| 872 | /* clrac */ |
| 873 | void |
| 874 | OP_5601 () |
| 875 | { |
| 876 | trace_input ("clrac", OP_ACCUM_OUTPUT, OP_VOID, OP_VOID); |
| 877 | State.a[OP[0]] = 0; |
| 878 | trace_output (OP_ACCUM); |
| 879 | } |
| 880 | |
| 881 | /* cmp */ |
| 882 | void |
| 883 | OP_600 () |
| 884 | { |
| 885 | trace_input ("cmp", OP_REG, OP_REG, OP_VOID); |
| 886 | State.F1 = State.F0; |
| 887 | State.F0 = ((int16)(State.regs[OP[0]]) < (int16)(State.regs[OP[1]])) ? 1 : 0; |
| 888 | trace_output (OP_FLAG); |
| 889 | } |
| 890 | |
| 891 | /* cmp */ |
| 892 | void |
| 893 | OP_1603 () |
| 894 | { |
| 895 | trace_input ("cmp", OP_ACCUM, OP_ACCUM, OP_VOID); |
| 896 | State.F1 = State.F0; |
| 897 | State.F0 = (SEXT40(State.a[OP[0]]) < SEXT40(State.a[OP[1]])) ? 1 : 0; |
| 898 | trace_output (OP_FLAG); |
| 899 | } |
| 900 | |
| 901 | /* cmpeq */ |
| 902 | void |
| 903 | OP_400 () |
| 904 | { |
| 905 | trace_input ("cmpeq", OP_REG, OP_REG, OP_VOID); |
| 906 | State.F1 = State.F0; |
| 907 | State.F0 = (State.regs[OP[0]] == State.regs[OP[1]]) ? 1 : 0; |
| 908 | trace_output (OP_FLAG); |
| 909 | } |
| 910 | |
| 911 | /* cmpeq */ |
| 912 | void |
| 913 | OP_1403 () |
| 914 | { |
| 915 | trace_input ("cmpeq", OP_ACCUM, OP_ACCUM, OP_VOID); |
| 916 | State.F1 = State.F0; |
| 917 | State.F0 = ((State.a[OP[0]] & MASK40) == (State.a[OP[1]] & MASK40)) ? 1 : 0; |
| 918 | trace_output (OP_FLAG); |
| 919 | } |
| 920 | |
| 921 | /* cmpeqi.s */ |
| 922 | void |
| 923 | OP_401 () |
| 924 | { |
| 925 | trace_input ("cmpeqi.s", OP_REG, OP_CONSTANT4, OP_VOID); |
| 926 | State.F1 = State.F0; |
| 927 | State.F0 = (State.regs[OP[0]] == (reg_t)SEXT4(OP[1])) ? 1 : 0; |
| 928 | trace_output (OP_FLAG); |
| 929 | } |
| 930 | |
| 931 | /* cmpeqi.l */ |
| 932 | void |
| 933 | OP_2000000 () |
| 934 | { |
| 935 | trace_input ("cmpeqi.l", OP_REG, OP_CONSTANT16, OP_VOID); |
| 936 | State.F1 = State.F0; |
| 937 | State.F0 = (State.regs[OP[0]] == (reg_t)OP[1]) ? 1 : 0; |
| 938 | trace_output (OP_FLAG); |
| 939 | } |
| 940 | |
| 941 | /* cmpi.s */ |
| 942 | void |
| 943 | OP_601 () |
| 944 | { |
| 945 | trace_input ("cmpi.s", OP_REG, OP_CONSTANT4, OP_VOID); |
| 946 | State.F1 = State.F0; |
| 947 | State.F0 = ((int16)(State.regs[OP[0]]) < (int16)SEXT4(OP[1])) ? 1 : 0; |
| 948 | trace_output (OP_FLAG); |
| 949 | } |
| 950 | |
| 951 | /* cmpi.l */ |
| 952 | void |
| 953 | OP_3000000 () |
| 954 | { |
| 955 | trace_input ("cmpi.l", OP_REG, OP_CONSTANT16, OP_VOID); |
| 956 | State.F1 = State.F0; |
| 957 | State.F0 = ((int16)(State.regs[OP[0]]) < (int16)(OP[1])) ? 1 : 0; |
| 958 | trace_output (OP_FLAG); |
| 959 | } |
| 960 | |
| 961 | /* cmpu */ |
| 962 | void |
| 963 | OP_4600 () |
| 964 | { |
| 965 | trace_input ("cmpu", OP_REG, OP_REG, OP_VOID); |
| 966 | State.F1 = State.F0; |
| 967 | State.F0 = (State.regs[OP[0]] < State.regs[OP[1]]) ? 1 : 0; |
| 968 | trace_output (OP_FLAG); |
| 969 | } |
| 970 | |
| 971 | /* cmpui */ |
| 972 | void |
| 973 | OP_23000000 () |
| 974 | { |
| 975 | trace_input ("cmpui", OP_REG, OP_CONSTANT16, OP_VOID); |
| 976 | State.F1 = State.F0; |
| 977 | State.F0 = (State.regs[OP[0]] < (reg_t)OP[1]) ? 1 : 0; |
| 978 | trace_output (OP_FLAG); |
| 979 | } |
| 980 | |
| 981 | /* cpfg */ |
| 982 | void |
| 983 | OP_4E09 () |
| 984 | { |
| 985 | uint8 *src, *dst; |
| 986 | |
| 987 | trace_input ("cpfg", OP_FLAG_OUTPUT, OP_FLAG, OP_VOID); |
| 988 | if (OP[0] == 0) |
| 989 | dst = &State.F0; |
| 990 | else |
| 991 | dst = &State.F1; |
| 992 | |
| 993 | if (OP[1] == 0) |
| 994 | src = &State.F0; |
| 995 | else if (OP[1] == 1) |
| 996 | src = &State.F1; |
| 997 | else |
| 998 | src = &State.C; |
| 999 | |
| 1000 | *dst = *src; |
| 1001 | trace_output (OP_FLAG); |
| 1002 | } |
| 1003 | |
| 1004 | /* dbt */ |
| 1005 | void |
| 1006 | OP_5F20 () |
| 1007 | { |
| 1008 | /* d10v_callback->printf_filtered(d10v_callback, "***** DBT ***** PC=%x\n",PC); */ |
| 1009 | State.exception = SIGTRAP; |
| 1010 | } |
| 1011 | |
| 1012 | /* divs */ |
| 1013 | void |
| 1014 | OP_14002800 () |
| 1015 | { |
| 1016 | uint16 foo, tmp, tmpf; |
| 1017 | |
| 1018 | trace_input ("divs", OP_DREG, OP_REG, OP_VOID); |
| 1019 | foo = (State.regs[OP[0]] << 1) | (State.regs[OP[0]+1] >> 15); |
| 1020 | tmp = (int16)foo - (int16)(State.regs[OP[1]]); |
| 1021 | tmpf = (foo >= State.regs[OP[1]]) ? 1 : 0; |
| 1022 | State.regs[OP[0]] = (tmpf == 1) ? tmp : foo; |
| 1023 | State.regs[OP[0]+1] = (State.regs[OP[0]+1] << 1) | tmpf; |
| 1024 | trace_output (OP_DREG); |
| 1025 | } |
| 1026 | |
| 1027 | /* exef0f */ |
| 1028 | void |
| 1029 | OP_4E04 () |
| 1030 | { |
| 1031 | trace_input ("exef0f", OP_VOID, OP_VOID, OP_VOID); |
| 1032 | State.exe = (State.F0 == 0); |
| 1033 | trace_output (OP_FLAG); |
| 1034 | } |
| 1035 | |
| 1036 | /* exef0t */ |
| 1037 | void |
| 1038 | OP_4E24 () |
| 1039 | { |
| 1040 | trace_input ("exef0t", OP_VOID, OP_VOID, OP_VOID); |
| 1041 | State.exe = (State.F0 != 0); |
| 1042 | trace_output (OP_FLAG); |
| 1043 | } |
| 1044 | |
| 1045 | /* exef1f */ |
| 1046 | void |
| 1047 | OP_4E40 () |
| 1048 | { |
| 1049 | trace_input ("exef1f", OP_VOID, OP_VOID, OP_VOID); |
| 1050 | State.exe = (State.F1 == 0); |
| 1051 | trace_output (OP_FLAG); |
| 1052 | } |
| 1053 | |
| 1054 | /* exef1t */ |
| 1055 | void |
| 1056 | OP_4E42 () |
| 1057 | { |
| 1058 | trace_input ("exef1t", OP_VOID, OP_VOID, OP_VOID); |
| 1059 | State.exe = (State.F1 != 0); |
| 1060 | trace_output (OP_FLAG); |
| 1061 | } |
| 1062 | |
| 1063 | /* exefaf */ |
| 1064 | void |
| 1065 | OP_4E00 () |
| 1066 | { |
| 1067 | trace_input ("exefaf", OP_VOID, OP_VOID, OP_VOID); |
| 1068 | State.exe = (State.F0 == 0) & (State.F1 == 0); |
| 1069 | trace_output (OP_FLAG); |
| 1070 | } |
| 1071 | |
| 1072 | /* exefat */ |
| 1073 | void |
| 1074 | OP_4E02 () |
| 1075 | { |
| 1076 | trace_input ("exefat", OP_VOID, OP_VOID, OP_VOID); |
| 1077 | State.exe = (State.F0 == 0) & (State.F1 != 0); |
| 1078 | trace_output (OP_FLAG); |
| 1079 | } |
| 1080 | |
| 1081 | /* exetaf */ |
| 1082 | void |
| 1083 | OP_4E20 () |
| 1084 | { |
| 1085 | trace_input ("exetaf", OP_VOID, OP_VOID, OP_VOID); |
| 1086 | State.exe = (State.F0 != 0) & (State.F1 == 0); |
| 1087 | trace_output (OP_FLAG); |
| 1088 | } |
| 1089 | |
| 1090 | /* exetat */ |
| 1091 | void |
| 1092 | OP_4E22 () |
| 1093 | { |
| 1094 | trace_input ("exetat", OP_VOID, OP_VOID, OP_VOID); |
| 1095 | State.exe = (State.F0 != 0) & (State.F1 != 0); |
| 1096 | trace_output (OP_FLAG); |
| 1097 | } |
| 1098 | |
| 1099 | /* exp */ |
| 1100 | void |
| 1101 | OP_15002A00 () |
| 1102 | { |
| 1103 | uint32 tmp, foo; |
| 1104 | int i; |
| 1105 | |
| 1106 | trace_input ("exp", OP_REG_OUTPUT, OP_DREG, OP_VOID); |
| 1107 | if (((int16)State.regs[OP[1]]) >= 0) |
| 1108 | tmp = (State.regs[OP[1]] << 16) | State.regs[OP[1]+1]; |
| 1109 | else |
| 1110 | tmp = ~((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]); |
| 1111 | |
| 1112 | foo = 0x40000000; |
| 1113 | for (i=1;i<17;i++) |
| 1114 | { |
| 1115 | if (tmp & foo) |
| 1116 | { |
| 1117 | State.regs[OP[0]] = i-1; |
| 1118 | trace_output (OP_REG); |
| 1119 | return; |
| 1120 | } |
| 1121 | foo >>= 1; |
| 1122 | } |
| 1123 | State.regs[OP[0]] = 16; |
| 1124 | trace_output (OP_REG); |
| 1125 | } |
| 1126 | |
| 1127 | /* exp */ |
| 1128 | void |
| 1129 | OP_15002A02 () |
| 1130 | { |
| 1131 | int64 tmp, foo; |
| 1132 | int i; |
| 1133 | |
| 1134 | trace_input ("exp", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); |
| 1135 | tmp = SEXT40(State.a[OP[1]]); |
| 1136 | if (tmp < 0) |
| 1137 | tmp = ~tmp & MASK40; |
| 1138 | |
| 1139 | foo = 0x4000000000LL; |
| 1140 | for (i=1;i<25;i++) |
| 1141 | { |
| 1142 | if (tmp & foo) |
| 1143 | { |
| 1144 | State.regs[OP[0]] = i-9; |
| 1145 | trace_output (OP_REG); |
| 1146 | return; |
| 1147 | } |
| 1148 | foo >>= 1; |
| 1149 | } |
| 1150 | State.regs[OP[0]] = 16; |
| 1151 | trace_output (OP_REG); |
| 1152 | } |
| 1153 | |
| 1154 | /* jl */ |
| 1155 | void |
| 1156 | OP_4D00 () |
| 1157 | { |
| 1158 | trace_input ("jl", OP_REG, OP_R2, OP_R3); |
| 1159 | State.regs[13] = PC+1; |
| 1160 | JMP (State.regs[OP[0]]); |
| 1161 | trace_output (OP_VOID); |
| 1162 | } |
| 1163 | |
| 1164 | /* jmp */ |
| 1165 | void |
| 1166 | OP_4C00 () |
| 1167 | { |
| 1168 | trace_input ("jmp", OP_REG, |
| 1169 | (OP[0] == 13) ? OP_R2 : OP_VOID, |
| 1170 | (OP[0] == 13) ? OP_R3 : OP_VOID); |
| 1171 | |
| 1172 | JMP (State.regs[OP[0]]); |
| 1173 | trace_output (OP_VOID); |
| 1174 | } |
| 1175 | |
| 1176 | /* ld */ |
| 1177 | void |
| 1178 | OP_30000000 () |
| 1179 | { |
| 1180 | trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); |
| 1181 | State.regs[OP[0]] = RW (OP[1] + State.regs[OP[2]]); |
| 1182 | trace_output (OP_REG); |
| 1183 | } |
| 1184 | |
| 1185 | /* ld */ |
| 1186 | void |
| 1187 | OP_6401 () |
| 1188 | { |
| 1189 | trace_input ("ld", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID); |
| 1190 | if ( OP[1] == 15 ) |
| 1191 | { |
| 1192 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n"); |
| 1193 | State.exception = SIGILL; |
| 1194 | return; |
| 1195 | } |
| 1196 | State.regs[OP[0]] = RW (State.regs[OP[1]]); |
| 1197 | INC_ADDR(State.regs[OP[1]],-2); |
| 1198 | trace_output (OP_REG); |
| 1199 | } |
| 1200 | |
| 1201 | /* ld */ |
| 1202 | void |
| 1203 | OP_6001 () |
| 1204 | { |
| 1205 | trace_input ("ld", OP_REG_OUTPUT, OP_POSTINC, OP_VOID); |
| 1206 | State.regs[OP[0]] = RW (State.regs[OP[1]]); |
| 1207 | INC_ADDR(State.regs[OP[1]],2); |
| 1208 | trace_output (OP_REG); |
| 1209 | } |
| 1210 | |
| 1211 | /* ld */ |
| 1212 | void |
| 1213 | OP_6000 () |
| 1214 | { |
| 1215 | trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); |
| 1216 | State.regs[OP[0]] = RW (State.regs[OP[1]]); |
| 1217 | trace_output (OP_REG); |
| 1218 | } |
| 1219 | |
| 1220 | /* ld2w */ |
| 1221 | void |
| 1222 | OP_31000000 () |
| 1223 | { |
| 1224 | uint16 addr = State.regs[OP[2]]; |
| 1225 | trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); |
| 1226 | State.regs[OP[0]] = RW (OP[1] + addr); |
| 1227 | State.regs[OP[0]+1] = RW (OP[1] + addr + 2); |
| 1228 | trace_output (OP_DREG); |
| 1229 | } |
| 1230 | |
| 1231 | /* ld2w */ |
| 1232 | void |
| 1233 | OP_6601 () |
| 1234 | { |
| 1235 | uint16 addr = State.regs[OP[1]]; |
| 1236 | trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID); |
| 1237 | if ( OP[1] == 15 ) |
| 1238 | { |
| 1239 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n"); |
| 1240 | State.exception = SIGILL; |
| 1241 | return; |
| 1242 | } |
| 1243 | State.regs[OP[0]] = RW (addr); |
| 1244 | State.regs[OP[0]+1] = RW (addr+2); |
| 1245 | INC_ADDR(State.regs[OP[1]],-4); |
| 1246 | trace_output (OP_DREG); |
| 1247 | } |
| 1248 | |
| 1249 | /* ld2w */ |
| 1250 | void |
| 1251 | OP_6201 () |
| 1252 | { |
| 1253 | uint16 addr = State.regs[OP[1]]; |
| 1254 | trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTINC, OP_VOID); |
| 1255 | State.regs[OP[0]] = RW (addr); |
| 1256 | State.regs[OP[0]+1] = RW (addr+2); |
| 1257 | INC_ADDR(State.regs[OP[1]],4); |
| 1258 | trace_output (OP_DREG); |
| 1259 | } |
| 1260 | |
| 1261 | /* ld2w */ |
| 1262 | void |
| 1263 | OP_6200 () |
| 1264 | { |
| 1265 | uint16 addr = State.regs[OP[1]]; |
| 1266 | trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); |
| 1267 | State.regs[OP[0]] = RW (addr); |
| 1268 | State.regs[OP[0]+1] = RW (addr+2); |
| 1269 | trace_output (OP_DREG); |
| 1270 | } |
| 1271 | |
| 1272 | /* ldb */ |
| 1273 | void |
| 1274 | OP_38000000 () |
| 1275 | { |
| 1276 | trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); |
| 1277 | State.regs[OP[0]] = SEXT8 (RB (OP[1] + State.regs[OP[2]])); |
| 1278 | trace_output (OP_REG); |
| 1279 | } |
| 1280 | |
| 1281 | /* ldb */ |
| 1282 | void |
| 1283 | OP_7000 () |
| 1284 | { |
| 1285 | trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); |
| 1286 | State.regs[OP[0]] = SEXT8 (RB (State.regs[OP[1]])); |
| 1287 | trace_output (OP_REG); |
| 1288 | } |
| 1289 | |
| 1290 | /* ldi.s */ |
| 1291 | void |
| 1292 | OP_4001 () |
| 1293 | { |
| 1294 | trace_input ("ldi.s", OP_REG_OUTPUT, OP_CONSTANT4, OP_VOID); |
| 1295 | State.regs[OP[0]] = SEXT4(OP[1]); |
| 1296 | trace_output (OP_REG); |
| 1297 | } |
| 1298 | |
| 1299 | /* ldi.l */ |
| 1300 | void |
| 1301 | OP_20000000 () |
| 1302 | { |
| 1303 | trace_input ("ldi.l", OP_REG_OUTPUT, OP_CONSTANT16, OP_VOID); |
| 1304 | State.regs[OP[0]] = OP[1]; |
| 1305 | trace_output (OP_REG); |
| 1306 | } |
| 1307 | |
| 1308 | /* ldub */ |
| 1309 | void |
| 1310 | OP_39000000 () |
| 1311 | { |
| 1312 | trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID); |
| 1313 | State.regs[OP[0]] = RB (OP[1] + State.regs[OP[2]]); |
| 1314 | trace_output (OP_REG); |
| 1315 | } |
| 1316 | |
| 1317 | /* ldub */ |
| 1318 | void |
| 1319 | OP_7200 () |
| 1320 | { |
| 1321 | trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF, OP_VOID); |
| 1322 | State.regs[OP[0]] = RB (State.regs[OP[1]]); |
| 1323 | trace_output (OP_REG); |
| 1324 | } |
| 1325 | |
| 1326 | /* mac */ |
| 1327 | void |
| 1328 | OP_2A00 () |
| 1329 | { |
| 1330 | int64 tmp; |
| 1331 | |
| 1332 | trace_input ("mac", OP_ACCUM, OP_REG, OP_REG); |
| 1333 | tmp = SEXT40 ((int16)(State.regs[OP[1]]) * (int16)(State.regs[OP[2]])); |
| 1334 | |
| 1335 | if (State.FX) |
| 1336 | tmp = SEXT40( (tmp << 1) & MASK40); |
| 1337 | |
| 1338 | if (State.ST && tmp > MAX32) |
| 1339 | tmp = MAX32; |
| 1340 | |
| 1341 | tmp += SEXT40(State.a[OP[0]]); |
| 1342 | if (State.ST) |
| 1343 | { |
| 1344 | if (tmp > MAX32) |
| 1345 | State.a[OP[0]] = MAX32; |
| 1346 | else if (tmp < MIN32) |
| 1347 | State.a[OP[0]] = MIN32; |
| 1348 | else |
| 1349 | State.a[OP[0]] = tmp & MASK40; |
| 1350 | } |
| 1351 | else |
| 1352 | State.a[OP[0]] = tmp & MASK40; |
| 1353 | trace_output (OP_ACCUM); |
| 1354 | } |
| 1355 | |
| 1356 | /* macsu */ |
| 1357 | void |
| 1358 | OP_1A00 () |
| 1359 | { |
| 1360 | int64 tmp; |
| 1361 | |
| 1362 | trace_input ("macsu", OP_ACCUM, OP_REG, OP_REG); |
| 1363 | tmp = SEXT40 ((int16)State.regs[OP[1]] * State.regs[OP[2]]); |
| 1364 | if (State.FX) |
| 1365 | tmp = SEXT40( (tmp << 1) & MASK40); |
| 1366 | |
| 1367 | State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) + tmp) & MASK40; |
| 1368 | trace_output (OP_ACCUM); |
| 1369 | } |
| 1370 | |
| 1371 | /* macu */ |
| 1372 | void |
| 1373 | OP_3A00 () |
| 1374 | { |
| 1375 | int64 tmp; |
| 1376 | |
| 1377 | trace_input ("macu", OP_ACCUM, OP_REG, OP_REG); |
| 1378 | tmp = SEXT40 (State.regs[OP[1]] * State.regs[OP[2]]); |
| 1379 | if (State.FX) |
| 1380 | tmp = SEXT40( (tmp << 1) & MASK40); |
| 1381 | State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) + tmp) & MASK40; |
| 1382 | trace_output (OP_ACCUM); |
| 1383 | } |
| 1384 | |
| 1385 | /* max */ |
| 1386 | void |
| 1387 | OP_2600 () |
| 1388 | { |
| 1389 | trace_input ("max", OP_REG, OP_REG, OP_VOID); |
| 1390 | State.F1 = State.F0; |
| 1391 | if ((int16)State.regs[OP[1]] > (int16)State.regs[OP[0]]) |
| 1392 | { |
| 1393 | State.regs[OP[0]] = State.regs[OP[1]]; |
| 1394 | State.F0 = 1; |
| 1395 | } |
| 1396 | else |
| 1397 | State.F0 = 0; |
| 1398 | trace_output (OP_REG); |
| 1399 | } |
| 1400 | |
| 1401 | /* max */ |
| 1402 | void |
| 1403 | OP_3600 () |
| 1404 | { |
| 1405 | int64 tmp; |
| 1406 | |
| 1407 | trace_input ("max", OP_ACCUM, OP_DREG, OP_VOID); |
| 1408 | State.F1 = State.F0; |
| 1409 | tmp = SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1]; |
| 1410 | if (tmp > SEXT40(State.a[OP[0]])) |
| 1411 | { |
| 1412 | State.a[OP[0]] = tmp & MASK40; |
| 1413 | State.F0 = 1; |
| 1414 | } |
| 1415 | else |
| 1416 | State.F0 = 0; |
| 1417 | trace_output (OP_ACCUM); |
| 1418 | } |
| 1419 | |
| 1420 | /* max */ |
| 1421 | void |
| 1422 | OP_3602 () |
| 1423 | { |
| 1424 | trace_input ("max", OP_ACCUM, OP_ACCUM, OP_VOID); |
| 1425 | State.F1 = State.F0; |
| 1426 | if (SEXT40(State.a[OP[1]]) > SEXT40(State.a[OP[0]])) |
| 1427 | { |
| 1428 | State.a[OP[0]] = State.a[OP[1]]; |
| 1429 | State.F0 = 1; |
| 1430 | } |
| 1431 | else |
| 1432 | State.F0 = 0; |
| 1433 | trace_output (OP_ACCUM); |
| 1434 | } |
| 1435 | |
| 1436 | |
| 1437 | /* min */ |
| 1438 | void |
| 1439 | OP_2601 () |
| 1440 | { |
| 1441 | trace_input ("min", OP_REG, OP_REG, OP_VOID); |
| 1442 | State.F1 = State.F0; |
| 1443 | if ((int16)State.regs[OP[1]] < (int16)State.regs[OP[0]]) |
| 1444 | { |
| 1445 | State.regs[OP[0]] = State.regs[OP[1]]; |
| 1446 | State.F0 = 1; |
| 1447 | } |
| 1448 | else |
| 1449 | State.F0 = 0; |
| 1450 | trace_output (OP_REG); |
| 1451 | } |
| 1452 | |
| 1453 | /* min */ |
| 1454 | void |
| 1455 | OP_3601 () |
| 1456 | { |
| 1457 | int64 tmp; |
| 1458 | |
| 1459 | trace_input ("min", OP_ACCUM, OP_DREG, OP_VOID); |
| 1460 | State.F1 = State.F0; |
| 1461 | tmp = SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1]; |
| 1462 | if (tmp < SEXT40(State.a[OP[0]])) |
| 1463 | { |
| 1464 | State.a[OP[0]] = tmp & MASK40; |
| 1465 | State.F0 = 1; |
| 1466 | } |
| 1467 | else |
| 1468 | State.F0 = 0; |
| 1469 | trace_output (OP_ACCUM); |
| 1470 | } |
| 1471 | |
| 1472 | /* min */ |
| 1473 | void |
| 1474 | OP_3603 () |
| 1475 | { |
| 1476 | trace_input ("min", OP_ACCUM, OP_ACCUM, OP_VOID); |
| 1477 | State.F1 = State.F0; |
| 1478 | if (SEXT40(State.a[OP[1]]) < SEXT40(State.a[OP[0]])) |
| 1479 | { |
| 1480 | State.a[OP[0]] = State.a[OP[1]]; |
| 1481 | State.F0 = 1; |
| 1482 | } |
| 1483 | else |
| 1484 | State.F0 = 0; |
| 1485 | trace_output (OP_ACCUM); |
| 1486 | } |
| 1487 | |
| 1488 | /* msb */ |
| 1489 | void |
| 1490 | OP_2800 () |
| 1491 | { |
| 1492 | int64 tmp; |
| 1493 | |
| 1494 | trace_input ("msb", OP_ACCUM, OP_REG, OP_REG); |
| 1495 | tmp = SEXT40 ((int16)(State.regs[OP[1]]) * (int16)(State.regs[OP[2]])); |
| 1496 | |
| 1497 | if (State.FX) |
| 1498 | tmp = SEXT40 ((tmp << 1) & MASK40); |
| 1499 | |
| 1500 | if (State.ST && tmp > MAX32) |
| 1501 | tmp = MAX32; |
| 1502 | |
| 1503 | tmp = SEXT40(State.a[OP[0]]) - tmp; |
| 1504 | if (State.ST) |
| 1505 | { |
| 1506 | if (tmp > MAX32) |
| 1507 | State.a[OP[0]] = MAX32; |
| 1508 | else if (tmp < MIN32) |
| 1509 | State.a[OP[0]] = MIN32; |
| 1510 | else |
| 1511 | State.a[OP[0]] = tmp & MASK40; |
| 1512 | } |
| 1513 | else |
| 1514 | State.a[OP[0]] = tmp & MASK40; |
| 1515 | trace_output (OP_ACCUM); |
| 1516 | } |
| 1517 | |
| 1518 | /* msbsu */ |
| 1519 | void |
| 1520 | OP_1800 () |
| 1521 | { |
| 1522 | int64 tmp; |
| 1523 | |
| 1524 | trace_input ("msbsu", OP_ACCUM, OP_REG, OP_REG); |
| 1525 | tmp = SEXT40 ((int16)State.regs[OP[1]] * State.regs[OP[2]]); |
| 1526 | if (State.FX) |
| 1527 | tmp = SEXT40( (tmp << 1) & MASK40); |
| 1528 | |
| 1529 | State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) - tmp) & MASK40; |
| 1530 | trace_output (OP_ACCUM); |
| 1531 | } |
| 1532 | |
| 1533 | /* msbu */ |
| 1534 | void |
| 1535 | OP_3800 () |
| 1536 | { |
| 1537 | int64 tmp; |
| 1538 | |
| 1539 | trace_input ("msbu", OP_ACCUM, OP_REG, OP_REG); |
| 1540 | tmp = SEXT40 (State.regs[OP[1]] * State.regs[OP[2]]); |
| 1541 | if (State.FX) |
| 1542 | tmp = SEXT40( (tmp << 1) & MASK40); |
| 1543 | |
| 1544 | State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) - tmp) & MASK40; |
| 1545 | trace_output (OP_ACCUM); |
| 1546 | } |
| 1547 | |
| 1548 | /* mul */ |
| 1549 | void |
| 1550 | OP_2E00 () |
| 1551 | { |
| 1552 | trace_input ("mul", OP_REG, OP_REG, OP_VOID); |
| 1553 | State.regs[OP[0]] *= State.regs[OP[1]]; |
| 1554 | trace_output (OP_REG); |
| 1555 | } |
| 1556 | |
| 1557 | /* mulx */ |
| 1558 | void |
| 1559 | OP_2C00 () |
| 1560 | { |
| 1561 | int64 tmp; |
| 1562 | |
| 1563 | trace_input ("mulx", OP_ACCUM_OUTPUT, OP_REG, OP_REG); |
| 1564 | tmp = SEXT40 ((int16)(State.regs[OP[1]]) * (int16)(State.regs[OP[2]])); |
| 1565 | |
| 1566 | if (State.FX) |
| 1567 | tmp = SEXT40 ((tmp << 1) & MASK40); |
| 1568 | |
| 1569 | if (State.ST && tmp > MAX32) |
| 1570 | State.a[OP[0]] = MAX32; |
| 1571 | else |
| 1572 | State.a[OP[0]] = tmp & MASK40; |
| 1573 | trace_output (OP_ACCUM); |
| 1574 | } |
| 1575 | |
| 1576 | /* mulxsu */ |
| 1577 | void |
| 1578 | OP_1C00 () |
| 1579 | { |
| 1580 | int64 tmp; |
| 1581 | |
| 1582 | trace_input ("mulxsu", OP_ACCUM_OUTPUT, OP_REG, OP_REG); |
| 1583 | tmp = SEXT40 ((int16)(State.regs[OP[1]]) * State.regs[OP[2]]); |
| 1584 | |
| 1585 | if (State.FX) |
| 1586 | tmp <<= 1; |
| 1587 | |
| 1588 | State.a[OP[0]] = tmp & MASK40; |
| 1589 | trace_output (OP_ACCUM); |
| 1590 | } |
| 1591 | |
| 1592 | /* mulxu */ |
| 1593 | void |
| 1594 | OP_3C00 () |
| 1595 | { |
| 1596 | int64 tmp; |
| 1597 | |
| 1598 | trace_input ("mulxu", OP_ACCUM_OUTPUT, OP_REG, OP_REG); |
| 1599 | tmp = SEXT40 (State.regs[OP[1]] * State.regs[OP[2]]); |
| 1600 | |
| 1601 | if (State.FX) |
| 1602 | tmp <<= 1; |
| 1603 | |
| 1604 | State.a[OP[0]] = tmp & MASK40; |
| 1605 | trace_output (OP_ACCUM); |
| 1606 | } |
| 1607 | |
| 1608 | /* mv */ |
| 1609 | void |
| 1610 | OP_4000 () |
| 1611 | { |
| 1612 | trace_input ("mv", OP_REG_OUTPUT, OP_REG, OP_VOID); |
| 1613 | State.regs[OP[0]] = State.regs[OP[1]]; |
| 1614 | trace_output (OP_REG); |
| 1615 | } |
| 1616 | |
| 1617 | /* mv2w */ |
| 1618 | void |
| 1619 | OP_5000 () |
| 1620 | { |
| 1621 | trace_input ("mv2w", OP_DREG_OUTPUT, OP_DREG, OP_VOID); |
| 1622 | State.regs[OP[0]] = State.regs[OP[1]]; |
| 1623 | State.regs[OP[0]+1] = State.regs[OP[1]+1]; |
| 1624 | trace_output (OP_DREG); |
| 1625 | } |
| 1626 | |
| 1627 | /* mv2wfac */ |
| 1628 | void |
| 1629 | OP_3E00 () |
| 1630 | { |
| 1631 | trace_input ("mv2wfac", OP_DREG_OUTPUT, OP_ACCUM, OP_VOID); |
| 1632 | State.regs[OP[0]] = (State.a[OP[1]] >> 16) & 0xffff; |
| 1633 | State.regs[OP[0]+1] = State.a[OP[1]] & 0xffff; |
| 1634 | trace_output (OP_DREG); |
| 1635 | } |
| 1636 | |
| 1637 | /* mv2wtac */ |
| 1638 | void |
| 1639 | OP_3E01 () |
| 1640 | { |
| 1641 | trace_input ("mv2wtac", OP_DREG, OP_ACCUM_OUTPUT, OP_VOID); |
| 1642 | State.a[OP[1]] = (SEXT16 (State.regs[OP[0]]) << 16 | State.regs[OP[0]+1]) & MASK40; |
| 1643 | trace_output (OP_ACCUM_REVERSE); |
| 1644 | } |
| 1645 | |
| 1646 | /* mvac */ |
| 1647 | void |
| 1648 | OP_3E03 () |
| 1649 | { |
| 1650 | trace_input ("mvac", OP_ACCUM_OUTPUT, OP_ACCUM, OP_VOID); |
| 1651 | State.a[OP[0]] = State.a[OP[1]]; |
| 1652 | trace_output (OP_ACCUM); |
| 1653 | } |
| 1654 | |
| 1655 | /* mvb */ |
| 1656 | void |
| 1657 | OP_5400 () |
| 1658 | { |
| 1659 | trace_input ("mvb", OP_REG_OUTPUT, OP_REG, OP_VOID); |
| 1660 | State.regs[OP[0]] = SEXT8 (State.regs[OP[1]] & 0xff); |
| 1661 | trace_output (OP_REG); |
| 1662 | } |
| 1663 | |
| 1664 | /* mvf0f */ |
| 1665 | void |
| 1666 | OP_4400 () |
| 1667 | { |
| 1668 | trace_input ("mf0f", OP_REG_OUTPUT, OP_REG, OP_VOID); |
| 1669 | if (State.F0 == 0) |
| 1670 | State.regs[OP[0]] = State.regs[OP[1]]; |
| 1671 | trace_output (OP_REG); |
| 1672 | } |
| 1673 | |
| 1674 | /* mvf0t */ |
| 1675 | void |
| 1676 | OP_4401 () |
| 1677 | { |
| 1678 | trace_input ("mf0t", OP_REG_OUTPUT, OP_REG, OP_VOID); |
| 1679 | if (State.F0) |
| 1680 | State.regs[OP[0]] = State.regs[OP[1]]; |
| 1681 | trace_output (OP_REG); |
| 1682 | } |
| 1683 | |
| 1684 | /* mvfacg */ |
| 1685 | void |
| 1686 | OP_1E04 () |
| 1687 | { |
| 1688 | trace_input ("mvfacg", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); |
| 1689 | State.regs[OP[0]] = (State.a[OP[1]] >> 32) & 0xff; |
| 1690 | trace_output (OP_ACCUM); |
| 1691 | } |
| 1692 | |
| 1693 | /* mvfachi */ |
| 1694 | void |
| 1695 | OP_1E00 () |
| 1696 | { |
| 1697 | trace_input ("mvfachi", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); |
| 1698 | State.regs[OP[0]] = (State.a[OP[1]] >> 16) & 0xffff; |
| 1699 | trace_output (OP_REG); |
| 1700 | } |
| 1701 | |
| 1702 | /* mvfaclo */ |
| 1703 | void |
| 1704 | OP_1E02 () |
| 1705 | { |
| 1706 | trace_input ("mvfaclo", OP_REG_OUTPUT, OP_ACCUM, OP_VOID); |
| 1707 | State.regs[OP[0]] = State.a[OP[1]] & 0xffff; |
| 1708 | trace_output (OP_REG); |
| 1709 | } |
| 1710 | |
| 1711 | /* mvfc */ |
| 1712 | void |
| 1713 | OP_5200 () |
| 1714 | { |
| 1715 | trace_input ("mvfc", OP_REG_OUTPUT, OP_CR, OP_VOID); |
| 1716 | if (OP[1] == 0) |
| 1717 | { |
| 1718 | /* PSW is treated specially */ |
| 1719 | PSW = 0; |
| 1720 | if (State.SM) PSW |= 0x8000; |
| 1721 | if (State.EA) PSW |= 0x2000; |
| 1722 | if (State.DB) PSW |= 0x1000; |
| 1723 | if (State.IE) PSW |= 0x400; |
| 1724 | if (State.RP) PSW |= 0x200; |
| 1725 | if (State.MD) PSW |= 0x100; |
| 1726 | if (State.FX) PSW |= 0x80; |
| 1727 | if (State.ST) PSW |= 0x40; |
| 1728 | if (State.F0) PSW |= 8; |
| 1729 | if (State.F1) PSW |= 4; |
| 1730 | if (State.C) PSW |= 1; |
| 1731 | } |
| 1732 | State.regs[OP[0]] = State.cregs[OP[1]]; |
| 1733 | trace_output (OP_REG); |
| 1734 | } |
| 1735 | |
| 1736 | /* mvtacg */ |
| 1737 | void |
| 1738 | OP_1E41 () |
| 1739 | { |
| 1740 | trace_input ("mvtacg", OP_REG, OP_ACCUM, OP_VOID); |
| 1741 | State.a[OP[1]] &= MASK32; |
| 1742 | State.a[OP[1]] |= (int64)(State.regs[OP[0]] & 0xff) << 32; |
| 1743 | trace_output (OP_ACCUM_REVERSE); |
| 1744 | } |
| 1745 | |
| 1746 | /* mvtachi */ |
| 1747 | void |
| 1748 | OP_1E01 () |
| 1749 | { |
| 1750 | uint16 tmp; |
| 1751 | |
| 1752 | trace_input ("mvtachi", OP_REG, OP_ACCUM, OP_VOID); |
| 1753 | tmp = State.a[OP[1]] & 0xffff; |
| 1754 | State.a[OP[1]] = (SEXT16 (State.regs[OP[0]]) << 16 | tmp) & MASK40; |
| 1755 | trace_output (OP_ACCUM_REVERSE); |
| 1756 | } |
| 1757 | |
| 1758 | /* mvtaclo */ |
| 1759 | void |
| 1760 | OP_1E21 () |
| 1761 | { |
| 1762 | trace_input ("mvtaclo", OP_REG, OP_ACCUM, OP_VOID); |
| 1763 | State.a[OP[1]] = (SEXT16 (State.regs[OP[0]])) & MASK40; |
| 1764 | trace_output (OP_ACCUM_REVERSE); |
| 1765 | } |
| 1766 | |
| 1767 | /* mvtc */ |
| 1768 | void |
| 1769 | OP_5600 () |
| 1770 | { |
| 1771 | trace_input ("mvtc", OP_REG, OP_CR_OUTPUT, OP_VOID); |
| 1772 | State.cregs[OP[1]] = State.regs[OP[0]]; |
| 1773 | if (OP[1] == 0) |
| 1774 | { |
| 1775 | /* PSW is treated specially */ |
| 1776 | State.SM = (PSW & 0x8000) ? 1 : 0; |
| 1777 | State.EA = (PSW & 0x2000) ? 1 : 0; |
| 1778 | State.DB = (PSW & 0x1000) ? 1 : 0; |
| 1779 | State.IE = (PSW & 0x400) ? 1 : 0; |
| 1780 | State.RP = (PSW & 0x200) ? 1 : 0; |
| 1781 | State.MD = (PSW & 0x100) ? 1 : 0; |
| 1782 | State.FX = (PSW & 0x80) ? 1 : 0; |
| 1783 | State.ST = (PSW & 0x40) ? 1 : 0; |
| 1784 | State.F0 = (PSW & 8) ? 1 : 0; |
| 1785 | State.F1 = (PSW & 4) ? 1 : 0; |
| 1786 | State.C = PSW & 1; |
| 1787 | if (State.ST && !State.FX) |
| 1788 | { |
| 1789 | (*d10v_callback->printf_filtered) (d10v_callback, |
| 1790 | "ERROR at PC 0x%x: ST can only be set when FX is set.\n", |
| 1791 | PC<<2); |
| 1792 | State.exception = SIGILL; |
| 1793 | } |
| 1794 | } |
| 1795 | trace_output (OP_CR_REVERSE); |
| 1796 | } |
| 1797 | |
| 1798 | /* mvub */ |
| 1799 | void |
| 1800 | OP_5401 () |
| 1801 | { |
| 1802 | trace_input ("mvub", OP_REG_OUTPUT, OP_REG, OP_VOID); |
| 1803 | State.regs[OP[0]] = State.regs[OP[1]] & 0xff; |
| 1804 | trace_output (OP_REG); |
| 1805 | } |
| 1806 | |
| 1807 | /* neg */ |
| 1808 | void |
| 1809 | OP_4605 () |
| 1810 | { |
| 1811 | trace_input ("neg", OP_REG, OP_VOID, OP_VOID); |
| 1812 | State.regs[OP[0]] = 0 - State.regs[OP[0]]; |
| 1813 | trace_output (OP_REG); |
| 1814 | } |
| 1815 | |
| 1816 | /* neg */ |
| 1817 | void |
| 1818 | OP_5605 () |
| 1819 | { |
| 1820 | int64 tmp; |
| 1821 | |
| 1822 | trace_input ("neg", OP_ACCUM, OP_VOID, OP_VOID); |
| 1823 | tmp = -SEXT40(State.a[OP[0]]); |
| 1824 | if (State.ST) |
| 1825 | { |
| 1826 | if ( tmp > MAX32) |
| 1827 | State.a[OP[0]] = MAX32; |
| 1828 | else if (tmp < MIN32) |
| 1829 | State.a[OP[0]] = MIN32; |
| 1830 | else |
| 1831 | State.a[OP[0]] = tmp & MASK40; |
| 1832 | } |
| 1833 | else |
| 1834 | State.a[OP[0]] = tmp & MASK40; |
| 1835 | trace_output (OP_ACCUM); |
| 1836 | } |
| 1837 | |
| 1838 | |
| 1839 | /* nop */ |
| 1840 | void |
| 1841 | OP_5E00 () |
| 1842 | { |
| 1843 | trace_input ("nop", OP_VOID, OP_VOID, OP_VOID); |
| 1844 | |
| 1845 | ins_type_counters[ (int)State.ins_type ]--; /* don't count nops as normal instructions */ |
| 1846 | switch (State.ins_type) |
| 1847 | { |
| 1848 | default: |
| 1849 | ins_type_counters[ (int)INS_UNKNOWN ]++; |
| 1850 | break; |
| 1851 | |
| 1852 | case INS_LEFT_PARALLEL: |
| 1853 | /* Don't count a parallel op that includes a NOP as a true parallel op */ |
| 1854 | ins_type_counters[ (int)INS_RIGHT_PARALLEL ]--; |
| 1855 | ins_type_counters[ (int)INS_RIGHT ]++; |
| 1856 | ins_type_counters[ (int)INS_LEFT_NOPS ]++; |
| 1857 | break; |
| 1858 | |
| 1859 | case INS_LEFT: |
| 1860 | case INS_LEFT_COND_EXE: |
| 1861 | ins_type_counters[ (int)INS_LEFT_NOPS ]++; |
| 1862 | break; |
| 1863 | |
| 1864 | case INS_RIGHT_PARALLEL: |
| 1865 | /* Don't count a parallel op that includes a NOP as a true parallel op */ |
| 1866 | ins_type_counters[ (int)INS_LEFT_PARALLEL ]--; |
| 1867 | ins_type_counters[ (int)INS_LEFT ]++; |
| 1868 | ins_type_counters[ (int)INS_RIGHT_NOPS ]++; |
| 1869 | break; |
| 1870 | |
| 1871 | case INS_RIGHT: |
| 1872 | case INS_RIGHT_COND_EXE: |
| 1873 | ins_type_counters[ (int)INS_RIGHT_NOPS ]++; |
| 1874 | break; |
| 1875 | } |
| 1876 | |
| 1877 | trace_output (OP_VOID); |
| 1878 | } |
| 1879 | |
| 1880 | /* not */ |
| 1881 | void |
| 1882 | OP_4603 () |
| 1883 | { |
| 1884 | trace_input ("not", OP_REG, OP_VOID, OP_VOID); |
| 1885 | State.regs[OP[0]] = ~(State.regs[OP[0]]); |
| 1886 | trace_output (OP_REG); |
| 1887 | } |
| 1888 | |
| 1889 | /* or */ |
| 1890 | void |
| 1891 | OP_800 () |
| 1892 | { |
| 1893 | trace_input ("or", OP_REG, OP_REG, OP_VOID); |
| 1894 | State.regs[OP[0]] |= State.regs[OP[1]]; |
| 1895 | trace_output (OP_REG); |
| 1896 | } |
| 1897 | |
| 1898 | /* or3 */ |
| 1899 | void |
| 1900 | OP_4000000 () |
| 1901 | { |
| 1902 | trace_input ("or3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); |
| 1903 | State.regs[OP[0]] = State.regs[OP[1]] | OP[2]; |
| 1904 | trace_output (OP_REG); |
| 1905 | } |
| 1906 | |
| 1907 | /* rac */ |
| 1908 | void |
| 1909 | OP_5201 () |
| 1910 | { |
| 1911 | int64 tmp; |
| 1912 | int shift = SEXT3 (OP[2]); |
| 1913 | |
| 1914 | trace_input ("rac", OP_DREG_OUTPUT, OP_ACCUM, OP_CONSTANT3); |
| 1915 | if (OP[1] != 0) |
| 1916 | { |
| 1917 | (*d10v_callback->printf_filtered) (d10v_callback, |
| 1918 | "ERROR at PC 0x%x: instruction only valid for A0\n", |
| 1919 | PC<<2); |
| 1920 | State.exception = SIGILL; |
| 1921 | } |
| 1922 | |
| 1923 | State.F1 = State.F0; |
| 1924 | if (shift >=0) |
| 1925 | tmp = ((State.a[0] << 16) | (State.a[1] & 0xffff)) << shift; |
| 1926 | else |
| 1927 | tmp = ((State.a[0] << 16) | (State.a[1] & 0xffff)) >> -shift; |
| 1928 | tmp = ( SEXT60(tmp) + 0x8000 ) >> 16; |
| 1929 | if (tmp > MAX32) |
| 1930 | { |
| 1931 | State.regs[OP[0]] = 0x7fff; |
| 1932 | State.regs[OP[0]+1] = 0xffff; |
| 1933 | State.F0 = 1; |
| 1934 | } |
| 1935 | else if (tmp < MIN32) |
| 1936 | { |
| 1937 | State.regs[OP[0]] = 0x8000; |
| 1938 | State.regs[OP[0]+1] = 0; |
| 1939 | State.F0 = 1; |
| 1940 | } |
| 1941 | else |
| 1942 | { |
| 1943 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 1944 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 1945 | State.F0 = 0; |
| 1946 | } |
| 1947 | trace_output (OP_DREG); |
| 1948 | } |
| 1949 | |
| 1950 | /* rachi */ |
| 1951 | void |
| 1952 | OP_4201 () |
| 1953 | { |
| 1954 | int64 tmp; |
| 1955 | int shift = SEXT3 (OP[2]); |
| 1956 | |
| 1957 | trace_input ("rachi", OP_REG_OUTPUT, OP_ACCUM, OP_CONSTANT3); |
| 1958 | State.F1 = State.F0; |
| 1959 | if (shift >=0) |
| 1960 | tmp = SEXT44 (State.a[1]) << shift; |
| 1961 | else |
| 1962 | tmp = SEXT44 (State.a[1]) >> -shift; |
| 1963 | tmp += 0x8000; |
| 1964 | |
| 1965 | if (tmp > MAX32) |
| 1966 | { |
| 1967 | State.regs[OP[0]] = 0x7fff; |
| 1968 | State.F0 = 1; |
| 1969 | } |
| 1970 | else if (tmp < 0xfff80000000LL) |
| 1971 | { |
| 1972 | State.regs[OP[0]] = 0x8000; |
| 1973 | State.F0 = 1; |
| 1974 | } |
| 1975 | else |
| 1976 | { |
| 1977 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 1978 | State.F0 = 0; |
| 1979 | } |
| 1980 | trace_output (OP_REG); |
| 1981 | } |
| 1982 | |
| 1983 | /* rep */ |
| 1984 | void |
| 1985 | OP_27000000 () |
| 1986 | { |
| 1987 | trace_input ("rep", OP_REG, OP_CONSTANT16, OP_VOID); |
| 1988 | RPT_S = PC + 1; |
| 1989 | RPT_E = PC + OP[1]; |
| 1990 | RPT_C = State.regs[OP[0]]; |
| 1991 | State.RP = 1; |
| 1992 | if (RPT_C == 0) |
| 1993 | { |
| 1994 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep with count=0 is illegal.\n"); |
| 1995 | State.exception = SIGILL; |
| 1996 | } |
| 1997 | if (OP[1] < 4) |
| 1998 | { |
| 1999 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep must include at least 4 instructions.\n"); |
| 2000 | State.exception = SIGILL; |
| 2001 | } |
| 2002 | trace_output (OP_VOID); |
| 2003 | } |
| 2004 | |
| 2005 | /* repi */ |
| 2006 | void |
| 2007 | OP_2F000000 () |
| 2008 | { |
| 2009 | trace_input ("repi", OP_CONSTANT16, OP_CONSTANT16, OP_VOID); |
| 2010 | RPT_S = PC + 1; |
| 2011 | RPT_E = PC + OP[1]; |
| 2012 | RPT_C = OP[0]; |
| 2013 | State.RP = 1; |
| 2014 | if (RPT_C == 0) |
| 2015 | { |
| 2016 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi with count=0 is illegal.\n"); |
| 2017 | State.exception = SIGILL; |
| 2018 | } |
| 2019 | if (OP[1] < 4) |
| 2020 | { |
| 2021 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi must include at least 4 instructions.\n"); |
| 2022 | State.exception = SIGILL; |
| 2023 | } |
| 2024 | trace_output (OP_VOID); |
| 2025 | } |
| 2026 | |
| 2027 | /* rtd */ |
| 2028 | void |
| 2029 | OP_5F60 () |
| 2030 | { |
| 2031 | d10v_callback->printf_filtered(d10v_callback, "ERROR: rtd - NOT IMPLEMENTED\n"); |
| 2032 | State.exception = SIGILL; |
| 2033 | } |
| 2034 | |
| 2035 | /* rte */ |
| 2036 | void |
| 2037 | OP_5F40 () |
| 2038 | { |
| 2039 | trace_input ("rte", OP_VOID, OP_VOID, OP_VOID); |
| 2040 | PC = BPC; |
| 2041 | PSW = BPSW; |
| 2042 | trace_output (OP_VOID); |
| 2043 | } |
| 2044 | |
| 2045 | /* sadd */ |
| 2046 | void |
| 2047 | OP_1223 () |
| 2048 | { |
| 2049 | int64 tmp; |
| 2050 | |
| 2051 | trace_input ("sadd", OP_ACCUM, OP_ACCUM, OP_VOID); |
| 2052 | tmp = SEXT40(State.a[OP[0]]) + (SEXT40(State.a[OP[1]]) >> 16); |
| 2053 | if (State.ST) |
| 2054 | { |
| 2055 | if (tmp > MAX32) |
| 2056 | State.a[OP[0]] = MAX32; |
| 2057 | else if (tmp < MIN32) |
| 2058 | State.a[OP[0]] = MIN32; |
| 2059 | else |
| 2060 | State.a[OP[0]] = tmp & MASK40; |
| 2061 | } |
| 2062 | else |
| 2063 | State.a[OP[0]] = tmp & MASK40; |
| 2064 | trace_output (OP_ACCUM); |
| 2065 | } |
| 2066 | |
| 2067 | /* setf0f */ |
| 2068 | void |
| 2069 | OP_4611 () |
| 2070 | { |
| 2071 | trace_input ("setf0f", OP_REG_OUTPUT, OP_VOID, OP_VOID); |
| 2072 | State.regs[OP[0]] = (State.F0 == 0) ? 1 : 0; |
| 2073 | trace_output (OP_REG); |
| 2074 | } |
| 2075 | |
| 2076 | /* setf0t */ |
| 2077 | void |
| 2078 | OP_4613 () |
| 2079 | { |
| 2080 | trace_input ("setf0t", OP_REG_OUTPUT, OP_VOID, OP_VOID); |
| 2081 | State.regs[OP[0]] = (State.F0 == 1) ? 1 : 0; |
| 2082 | trace_output (OP_REG); |
| 2083 | } |
| 2084 | |
| 2085 | /* sleep */ |
| 2086 | void |
| 2087 | OP_5FC0 () |
| 2088 | { |
| 2089 | trace_input ("sleep", OP_VOID, OP_VOID, OP_VOID); |
| 2090 | State.IE = 1; |
| 2091 | trace_output (OP_VOID); |
| 2092 | } |
| 2093 | |
| 2094 | /* sll */ |
| 2095 | void |
| 2096 | OP_2200 () |
| 2097 | { |
| 2098 | trace_input ("sll", OP_REG, OP_REG, OP_VOID); |
| 2099 | State.regs[OP[0]] <<= (State.regs[OP[1]] & 0xf); |
| 2100 | trace_output (OP_REG); |
| 2101 | } |
| 2102 | |
| 2103 | /* sll */ |
| 2104 | void |
| 2105 | OP_3200 () |
| 2106 | { |
| 2107 | int64 tmp; |
| 2108 | trace_input ("sll", OP_ACCUM, OP_REG, OP_VOID); |
| 2109 | if ((State.regs[OP[1]] & 31) <= 16) |
| 2110 | tmp = SEXT40 (State.a[OP[0]]) << (State.regs[OP[1]] & 31); |
| 2111 | else |
| 2112 | { |
| 2113 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", State.regs[OP[1]] & 31); |
| 2114 | State.exception = SIGILL; |
| 2115 | return; |
| 2116 | } |
| 2117 | |
| 2118 | if (State.ST) |
| 2119 | { |
| 2120 | if (tmp > MAX32) |
| 2121 | State.a[OP[0]] = MAX32; |
| 2122 | else if (tmp < 0xffffff80000000LL) |
| 2123 | State.a[OP[0]] = MIN32; |
| 2124 | else |
| 2125 | State.a[OP[0]] = tmp & MASK40; |
| 2126 | } |
| 2127 | else |
| 2128 | State.a[OP[0]] = tmp & MASK40; |
| 2129 | trace_output (OP_ACCUM); |
| 2130 | } |
| 2131 | |
| 2132 | /* slli */ |
| 2133 | void |
| 2134 | OP_2201 () |
| 2135 | { |
| 2136 | trace_input ("slli", OP_REG, OP_CONSTANT16, OP_VOID); |
| 2137 | State.regs[OP[0]] <<= OP[1]; |
| 2138 | trace_output (OP_REG); |
| 2139 | } |
| 2140 | |
| 2141 | /* slli */ |
| 2142 | void |
| 2143 | OP_3201 () |
| 2144 | { |
| 2145 | int64 tmp; |
| 2146 | |
| 2147 | if (OP[1] == 0) |
| 2148 | OP[1] = 16; |
| 2149 | |
| 2150 | trace_input ("slli", OP_ACCUM, OP_CONSTANT16, OP_VOID); |
| 2151 | tmp = SEXT40(State.a[OP[0]]) << OP[1]; |
| 2152 | |
| 2153 | if (State.ST) |
| 2154 | { |
| 2155 | if (tmp > MAX32) |
| 2156 | State.a[OP[0]] = MAX32; |
| 2157 | else if (tmp < 0xffffff80000000LL) |
| 2158 | State.a[OP[0]] = MIN32; |
| 2159 | else |
| 2160 | State.a[OP[0]] = tmp & MASK40; |
| 2161 | } |
| 2162 | else |
| 2163 | State.a[OP[0]] = tmp & MASK40; |
| 2164 | trace_output (OP_ACCUM); |
| 2165 | } |
| 2166 | |
| 2167 | /* slx */ |
| 2168 | void |
| 2169 | OP_460B () |
| 2170 | { |
| 2171 | trace_input ("slx", OP_REG, OP_FLAG, OP_VOID); |
| 2172 | State.regs[OP[0]] = (State.regs[OP[0]] << 1) | State.F0; |
| 2173 | trace_output (OP_REG); |
| 2174 | } |
| 2175 | |
| 2176 | /* sra */ |
| 2177 | void |
| 2178 | OP_2400 () |
| 2179 | { |
| 2180 | trace_input ("sra", OP_REG, OP_REG, OP_VOID); |
| 2181 | State.regs[OP[0]] = ((int16)(State.regs[OP[0]])) >> (State.regs[OP[1]] & 0xf); |
| 2182 | trace_output (OP_REG); |
| 2183 | } |
| 2184 | |
| 2185 | /* sra */ |
| 2186 | void |
| 2187 | OP_3400 () |
| 2188 | { |
| 2189 | trace_input ("sra", OP_ACCUM, OP_REG, OP_VOID); |
| 2190 | if ((State.regs[OP[1]] & 31) <= 16) |
| 2191 | State.a[OP[0]] = (SEXT40(State.a[OP[0]]) >> (State.regs[OP[1]] & 31)) & MASK40; |
| 2192 | else |
| 2193 | { |
| 2194 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", State.regs[OP[1]] & 31); |
| 2195 | State.exception = SIGILL; |
| 2196 | return; |
| 2197 | } |
| 2198 | |
| 2199 | trace_output (OP_ACCUM); |
| 2200 | } |
| 2201 | |
| 2202 | /* srai */ |
| 2203 | void |
| 2204 | OP_2401 () |
| 2205 | { |
| 2206 | trace_input ("srai", OP_REG, OP_CONSTANT16, OP_VOID); |
| 2207 | State.regs[OP[0]] = ((int16)(State.regs[OP[0]])) >> OP[1]; |
| 2208 | trace_output (OP_REG); |
| 2209 | } |
| 2210 | |
| 2211 | /* srai */ |
| 2212 | void |
| 2213 | OP_3401 () |
| 2214 | { |
| 2215 | if (OP[1] == 0) |
| 2216 | OP[1] = 16; |
| 2217 | |
| 2218 | trace_input ("srai", OP_ACCUM, OP_CONSTANT16, OP_VOID); |
| 2219 | State.a[OP[0]] = (SEXT40(State.a[OP[0]]) >> OP[1]) & MASK40; |
| 2220 | trace_output (OP_ACCUM); |
| 2221 | } |
| 2222 | |
| 2223 | /* srl */ |
| 2224 | void |
| 2225 | OP_2000 () |
| 2226 | { |
| 2227 | trace_input ("srl", OP_REG, OP_REG, OP_VOID); |
| 2228 | State.regs[OP[0]] >>= (State.regs[OP[1]] & 0xf); |
| 2229 | trace_output (OP_REG); |
| 2230 | } |
| 2231 | |
| 2232 | /* srl */ |
| 2233 | void |
| 2234 | OP_3000 () |
| 2235 | { |
| 2236 | trace_input ("srl", OP_ACCUM, OP_REG, OP_VOID); |
| 2237 | if ((State.regs[OP[1]] & 31) <= 16) |
| 2238 | State.a[OP[0]] = (uint64)((State.a[OP[0]] & MASK40) >> (State.regs[OP[1]] & 31)); |
| 2239 | else |
| 2240 | { |
| 2241 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", State.regs[OP[1]] & 31); |
| 2242 | State.exception = SIGILL; |
| 2243 | return; |
| 2244 | } |
| 2245 | |
| 2246 | trace_output (OP_ACCUM); |
| 2247 | } |
| 2248 | |
| 2249 | /* srli */ |
| 2250 | void |
| 2251 | OP_2001 () |
| 2252 | { |
| 2253 | trace_input ("srli", OP_REG, OP_CONSTANT16, OP_VOID); |
| 2254 | State.regs[OP[0]] >>= OP[1]; |
| 2255 | trace_output (OP_REG); |
| 2256 | } |
| 2257 | |
| 2258 | /* srli */ |
| 2259 | void |
| 2260 | OP_3001 () |
| 2261 | { |
| 2262 | if (OP[1] == 0) |
| 2263 | OP[1] = 16; |
| 2264 | |
| 2265 | trace_input ("srli", OP_ACCUM, OP_CONSTANT16, OP_VOID); |
| 2266 | State.a[OP[0]] = (uint64)(State.a[OP[0]] & MASK40) >> OP[1]; |
| 2267 | trace_output (OP_ACCUM); |
| 2268 | } |
| 2269 | |
| 2270 | /* srx */ |
| 2271 | void |
| 2272 | OP_4609 () |
| 2273 | { |
| 2274 | uint16 tmp; |
| 2275 | |
| 2276 | trace_input ("srx", OP_REG, OP_FLAG, OP_VOID); |
| 2277 | tmp = State.F0 << 15; |
| 2278 | State.regs[OP[0]] = (State.regs[OP[0]] >> 1) | tmp; |
| 2279 | trace_output (OP_REG); |
| 2280 | } |
| 2281 | |
| 2282 | /* st */ |
| 2283 | void |
| 2284 | OP_34000000 () |
| 2285 | { |
| 2286 | trace_input ("st", OP_REG, OP_MEMREF2, OP_VOID); |
| 2287 | SW (OP[1] + State.regs[OP[2]], State.regs[OP[0]]); |
| 2288 | trace_output (OP_VOID); |
| 2289 | } |
| 2290 | |
| 2291 | /* st */ |
| 2292 | void |
| 2293 | OP_6800 () |
| 2294 | { |
| 2295 | trace_input ("st", OP_REG, OP_MEMREF, OP_VOID); |
| 2296 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2297 | trace_output (OP_VOID); |
| 2298 | } |
| 2299 | |
| 2300 | /* st */ |
| 2301 | void |
| 2302 | OP_6C1F () |
| 2303 | { |
| 2304 | trace_input ("st", OP_REG, OP_PREDEC, OP_VOID); |
| 2305 | if ( OP[1] != 15 ) |
| 2306 | { |
| 2307 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n"); |
| 2308 | State.exception = SIGILL; |
| 2309 | return; |
| 2310 | } |
| 2311 | State.regs[OP[1]] -= 2; |
| 2312 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2313 | trace_output (OP_VOID); |
| 2314 | } |
| 2315 | |
| 2316 | /* st */ |
| 2317 | void |
| 2318 | OP_6801 () |
| 2319 | { |
| 2320 | trace_input ("st", OP_REG, OP_POSTINC, OP_VOID); |
| 2321 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2322 | INC_ADDR (State.regs[OP[1]],2); |
| 2323 | trace_output (OP_VOID); |
| 2324 | } |
| 2325 | |
| 2326 | /* st */ |
| 2327 | void |
| 2328 | OP_6C01 () |
| 2329 | { |
| 2330 | trace_input ("st", OP_REG, OP_POSTDEC, OP_VOID); |
| 2331 | if ( OP[1] == 15 ) |
| 2332 | { |
| 2333 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n"); |
| 2334 | State.exception = SIGILL; |
| 2335 | return; |
| 2336 | } |
| 2337 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2338 | INC_ADDR (State.regs[OP[1]],-2); |
| 2339 | trace_output (OP_VOID); |
| 2340 | } |
| 2341 | |
| 2342 | /* st2w */ |
| 2343 | void |
| 2344 | OP_35000000 () |
| 2345 | { |
| 2346 | trace_input ("st2w", OP_DREG, OP_MEMREF2, OP_VOID); |
| 2347 | SW (State.regs[OP[2]]+OP[1], State.regs[OP[0]]); |
| 2348 | SW (State.regs[OP[2]]+OP[1]+2, State.regs[OP[0]+1]); |
| 2349 | trace_output (OP_VOID); |
| 2350 | } |
| 2351 | |
| 2352 | /* st2w */ |
| 2353 | void |
| 2354 | OP_6A00 () |
| 2355 | { |
| 2356 | trace_input ("st2w", OP_DREG, OP_MEMREF, OP_VOID); |
| 2357 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2358 | SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]); |
| 2359 | trace_output (OP_VOID); |
| 2360 | } |
| 2361 | |
| 2362 | /* st2w */ |
| 2363 | void |
| 2364 | OP_6E1F () |
| 2365 | { |
| 2366 | trace_input ("st2w", OP_DREG, OP_PREDEC, OP_VOID); |
| 2367 | if ( OP[1] != 15 ) |
| 2368 | { |
| 2369 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n"); |
| 2370 | State.exception = SIGILL; |
| 2371 | return; |
| 2372 | } |
| 2373 | State.regs[OP[1]] -= 4; |
| 2374 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2375 | SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]); |
| 2376 | trace_output (OP_VOID); |
| 2377 | } |
| 2378 | |
| 2379 | /* st2w */ |
| 2380 | void |
| 2381 | OP_6A01 () |
| 2382 | { |
| 2383 | trace_input ("st2w", OP_DREG, OP_POSTDEC, OP_VOID); |
| 2384 | if ( OP[1] == 15 ) |
| 2385 | { |
| 2386 | (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot post-decrement register r15 (SP).\n"); |
| 2387 | State.exception = SIGILL; |
| 2388 | return; |
| 2389 | } |
| 2390 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2391 | SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]); |
| 2392 | INC_ADDR (State.regs[OP[1]],4); |
| 2393 | trace_output (OP_VOID); |
| 2394 | } |
| 2395 | |
| 2396 | /* st2w */ |
| 2397 | void |
| 2398 | OP_6E01 () |
| 2399 | { |
| 2400 | trace_input ("st2w", OP_DREG, OP_POSTINC, OP_VOID); |
| 2401 | SW (State.regs[OP[1]], State.regs[OP[0]]); |
| 2402 | SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]); |
| 2403 | INC_ADDR (State.regs[OP[1]],-4); |
| 2404 | trace_output (OP_VOID); |
| 2405 | } |
| 2406 | |
| 2407 | /* stb */ |
| 2408 | void |
| 2409 | OP_3C000000 () |
| 2410 | { |
| 2411 | trace_input ("stb", OP_REG, OP_MEMREF2, OP_VOID); |
| 2412 | SB (State.regs[OP[2]]+OP[1], State.regs[OP[0]]); |
| 2413 | trace_output (OP_VOID); |
| 2414 | } |
| 2415 | |
| 2416 | /* stb */ |
| 2417 | void |
| 2418 | OP_7800 () |
| 2419 | { |
| 2420 | trace_input ("stb", OP_REG, OP_MEMREF, OP_VOID); |
| 2421 | SB (State.regs[OP[1]], State.regs[OP[0]]); |
| 2422 | trace_output (OP_VOID); |
| 2423 | } |
| 2424 | |
| 2425 | /* stop */ |
| 2426 | void |
| 2427 | OP_5FE0 () |
| 2428 | { |
| 2429 | trace_input ("stop", OP_VOID, OP_VOID, OP_VOID); |
| 2430 | State.exception = SIG_D10V_STOP; |
| 2431 | trace_output (OP_VOID); |
| 2432 | } |
| 2433 | |
| 2434 | /* sub */ |
| 2435 | void |
| 2436 | OP_0 () |
| 2437 | { |
| 2438 | int32 tmp; |
| 2439 | |
| 2440 | trace_input ("sub", OP_REG, OP_REG, OP_VOID); |
| 2441 | tmp = (int16)State.regs[OP[0]]- (int16)State.regs[OP[1]]; |
| 2442 | State.C = (tmp & 0xffff0000) ? 1 : 0; |
| 2443 | State.regs[OP[0]] = tmp & 0xffff; |
| 2444 | trace_output (OP_REG); |
| 2445 | } |
| 2446 | |
| 2447 | /* sub */ |
| 2448 | void |
| 2449 | OP_1001 () |
| 2450 | { |
| 2451 | int64 tmp; |
| 2452 | |
| 2453 | trace_input ("sub", OP_ACCUM, OP_DREG, OP_VOID); |
| 2454 | tmp = SEXT40(State.a[OP[0]]) - (SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1]); |
| 2455 | if (State.ST) |
| 2456 | { |
| 2457 | if ( tmp > MAX32) |
| 2458 | State.a[OP[0]] = MAX32; |
| 2459 | else if ( tmp < MIN32) |
| 2460 | State.a[OP[0]] = MIN32; |
| 2461 | else |
| 2462 | State.a[OP[0]] = tmp & MASK40; |
| 2463 | } |
| 2464 | else |
| 2465 | State.a[OP[0]] = tmp & MASK40; |
| 2466 | |
| 2467 | trace_output (OP_ACCUM); |
| 2468 | } |
| 2469 | |
| 2470 | /* sub */ |
| 2471 | |
| 2472 | void |
| 2473 | OP_1003 () |
| 2474 | { |
| 2475 | int64 tmp; |
| 2476 | |
| 2477 | trace_input ("sub", OP_ACCUM, OP_ACCUM, OP_VOID); |
| 2478 | tmp = SEXT40(State.a[OP[0]]) - SEXT40(State.a[OP[1]]); |
| 2479 | if (State.ST) |
| 2480 | { |
| 2481 | if (tmp > MAX32) |
| 2482 | State.a[OP[0]] = MAX32; |
| 2483 | else if ( tmp < MIN32) |
| 2484 | State.a[OP[0]] = MIN32; |
| 2485 | else |
| 2486 | State.a[OP[0]] = tmp & MASK40; |
| 2487 | } |
| 2488 | else |
| 2489 | State.a[OP[0]] = tmp & MASK40; |
| 2490 | |
| 2491 | trace_output (OP_ACCUM); |
| 2492 | } |
| 2493 | |
| 2494 | /* sub2w */ |
| 2495 | void |
| 2496 | OP_1000 () |
| 2497 | { |
| 2498 | int64 tmp; |
| 2499 | uint32 a,b; |
| 2500 | |
| 2501 | trace_input ("sub2w", OP_DREG, OP_DREG, OP_VOID); |
| 2502 | a = (int32)((State.regs[OP[0]] << 16) | State.regs[OP[0]+1]); |
| 2503 | b = (int32)((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]); |
| 2504 | tmp = (int64)a-b; |
| 2505 | State.C = (tmp & 0xffffffff00000000LL) ? 1 : 0; |
| 2506 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 2507 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 2508 | trace_output (OP_DREG); |
| 2509 | } |
| 2510 | |
| 2511 | /* subac3 */ |
| 2512 | void |
| 2513 | OP_17000000 () |
| 2514 | { |
| 2515 | int64 tmp; |
| 2516 | |
| 2517 | trace_input ("subac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); |
| 2518 | tmp = SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]) - SEXT40 (State.a[OP[2]]); |
| 2519 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 2520 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 2521 | trace_output (OP_DREG); |
| 2522 | } |
| 2523 | |
| 2524 | /* subac3 */ |
| 2525 | void |
| 2526 | OP_17000002 () |
| 2527 | { |
| 2528 | int64 tmp; |
| 2529 | |
| 2530 | trace_input ("subac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); |
| 2531 | tmp = SEXT40(State.a[OP[1]]) - SEXT40(State.a[OP[2]]); |
| 2532 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 2533 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 2534 | trace_output (OP_DREG); |
| 2535 | } |
| 2536 | |
| 2537 | /* subac3s */ |
| 2538 | void |
| 2539 | OP_17001000 () |
| 2540 | { |
| 2541 | int64 tmp; |
| 2542 | |
| 2543 | trace_input ("subac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM); |
| 2544 | State.F1 = State.F0; |
| 2545 | tmp = SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]) - SEXT40(State.a[OP[2]]); |
| 2546 | if ( tmp > MAX32) |
| 2547 | { |
| 2548 | State.regs[OP[0]] = 0x7fff; |
| 2549 | State.regs[OP[0]+1] = 0xffff; |
| 2550 | State.F0 = 1; |
| 2551 | } |
| 2552 | else if (tmp < MIN32) |
| 2553 | { |
| 2554 | State.regs[OP[0]] = 0x8000; |
| 2555 | State.regs[OP[0]+1] = 0; |
| 2556 | State.F0 = 1; |
| 2557 | } |
| 2558 | else |
| 2559 | { |
| 2560 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 2561 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 2562 | State.F0 = 0; |
| 2563 | } |
| 2564 | trace_output (OP_DREG); |
| 2565 | } |
| 2566 | |
| 2567 | /* subac3s */ |
| 2568 | void |
| 2569 | OP_17001002 () |
| 2570 | { |
| 2571 | int64 tmp; |
| 2572 | |
| 2573 | trace_input ("subac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM); |
| 2574 | State.F1 = State.F0; |
| 2575 | tmp = SEXT40(State.a[OP[1]]) - SEXT40(State.a[OP[2]]); |
| 2576 | if ( tmp > MAX32) |
| 2577 | { |
| 2578 | State.regs[OP[0]] = 0x7fff; |
| 2579 | State.regs[OP[0]+1] = 0xffff; |
| 2580 | State.F0 = 1; |
| 2581 | } |
| 2582 | else if (tmp < MIN32) |
| 2583 | { |
| 2584 | State.regs[OP[0]] = 0x8000; |
| 2585 | State.regs[OP[0]+1] = 0; |
| 2586 | State.F0 = 1; |
| 2587 | } |
| 2588 | else |
| 2589 | { |
| 2590 | State.regs[OP[0]] = (tmp >> 16) & 0xffff; |
| 2591 | State.regs[OP[0]+1] = tmp & 0xffff; |
| 2592 | State.F0 = 0; |
| 2593 | } |
| 2594 | trace_output (OP_DREG); |
| 2595 | } |
| 2596 | |
| 2597 | /* subi */ |
| 2598 | void |
| 2599 | OP_1 () |
| 2600 | { |
| 2601 | int32 tmp; |
| 2602 | if (OP[1] == 0) |
| 2603 | OP[1] = 16; |
| 2604 | |
| 2605 | trace_input ("subi", OP_REG, OP_CONSTANT16, OP_VOID); |
| 2606 | tmp = (int16)State.regs[OP[0]] - OP[1]; |
| 2607 | State.C = (tmp & 0xffff0000) ? 1 : 0; |
| 2608 | State.regs[OP[0]] = tmp & 0xffff; |
| 2609 | trace_output (OP_REG); |
| 2610 | } |
| 2611 | |
| 2612 | /* trap */ |
| 2613 | void |
| 2614 | OP_5F00 () |
| 2615 | { |
| 2616 | trace_input ("trap", OP_CONSTANT4, OP_VOID, OP_VOID); |
| 2617 | trace_output (OP_VOID); |
| 2618 | |
| 2619 | switch (OP[0]) |
| 2620 | { |
| 2621 | default: |
| 2622 | #if 0 |
| 2623 | (*d10v_callback->printf_filtered) (d10v_callback, "Unknown trap code %d\n", OP[0]); |
| 2624 | State.exception = SIGILL; |
| 2625 | #else |
| 2626 | /* Use any other traps for batch debugging. */ |
| 2627 | { |
| 2628 | int i; |
| 2629 | static int first_time = 1; |
| 2630 | |
| 2631 | if (first_time) |
| 2632 | { |
| 2633 | first_time = 0; |
| 2634 | (*d10v_callback->printf_filtered) (d10v_callback, "Trap # PC "); |
| 2635 | for (i = 0; i < 16; i++) |
| 2636 | (*d10v_callback->printf_filtered) (d10v_callback, " %sr%d", (i > 9) ? "" : " ", i); |
| 2637 | (*d10v_callback->printf_filtered) (d10v_callback, " a0 a1 f0 f1 c\n"); |
| 2638 | } |
| 2639 | |
| 2640 | (*d10v_callback->printf_filtered) (d10v_callback, "Trap %2d 0x%.4x:", (int)OP[0], (int)PC); |
| 2641 | |
| 2642 | for (i = 0; i < 16; i++) |
| 2643 | (*d10v_callback->printf_filtered) (d10v_callback, " %.4x", (int) State.regs[i]); |
| 2644 | |
| 2645 | for (i = 0; i < 2; i++) |
| 2646 | (*d10v_callback->printf_filtered) (d10v_callback, " %.2x%.8lx", |
| 2647 | ((int)(State.a[i] >> 32) & 0xff), |
| 2648 | ((unsigned long)State.a[i]) & 0xffffffff); |
| 2649 | |
| 2650 | (*d10v_callback->printf_filtered) (d10v_callback, " %d %d %d\n", |
| 2651 | State.F0 != 0, State.F1 != 0, State.C != 0); |
| 2652 | (*d10v_callback->flush_stdout) (d10v_callback); |
| 2653 | break; |
| 2654 | #endif |
| 2655 | |
| 2656 | case 0: |
| 2657 | /* Trap 0 is used for simulating low-level I/O */ |
| 2658 | { |
| 2659 | errno = 0; |
| 2660 | |
| 2661 | /* Registers passed to trap 0 */ |
| 2662 | |
| 2663 | #define FUNC State.regs[6] /* function number */ |
| 2664 | #define PARM1 State.regs[2] /* optional parm 1 */ |
| 2665 | #define PARM2 State.regs[3] /* optional parm 2 */ |
| 2666 | #define PARM3 State.regs[4] /* optional parm 3 */ |
| 2667 | #define PARM4 State.regs[5] /* optional parm 3 */ |
| 2668 | |
| 2669 | /* Registers set by trap 0 */ |
| 2670 | |
| 2671 | #define RETVAL State.regs[2] /* return value */ |
| 2672 | #define RETVAL_HIGH State.regs[2] /* return value */ |
| 2673 | #define RETVAL_LOW State.regs[3] /* return value */ |
| 2674 | #define RETERR State.regs[4] /* return error code */ |
| 2675 | |
| 2676 | /* Turn a pointer in a register into a pointer into real memory. */ |
| 2677 | |
| 2678 | #define MEMPTR(x) ((char *)(dmem_addr(x))) |
| 2679 | |
| 2680 | switch (FUNC) |
| 2681 | { |
| 2682 | #if !defined(__GO32__) && !defined(_WIN32) |
| 2683 | case SYS_fork: |
| 2684 | RETVAL = fork (); |
| 2685 | trace_input ("<fork>", OP_VOID, OP_VOID, OP_VOID); |
| 2686 | trace_output (OP_R2); |
| 2687 | break; |
| 2688 | |
| 2689 | case SYS_getpid: |
| 2690 | trace_input ("<getpid>", OP_VOID, OP_VOID, OP_VOID); |
| 2691 | RETVAL = getpid (); |
| 2692 | trace_output (OP_R2); |
| 2693 | break; |
| 2694 | |
| 2695 | case SYS_kill: |
| 2696 | trace_input ("<kill>", OP_REG, OP_REG, OP_VOID); |
| 2697 | if (PARM1 == getpid ()) |
| 2698 | { |
| 2699 | trace_output (OP_VOID); |
| 2700 | State.exception = PARM2; |
| 2701 | } |
| 2702 | else |
| 2703 | { |
| 2704 | int os_sig = -1; |
| 2705 | switch (PARM2) |
| 2706 | { |
| 2707 | #ifdef SIGHUP |
| 2708 | case 1: os_sig = SIGHUP; break; |
| 2709 | #endif |
| 2710 | #ifdef SIGINT |
| 2711 | case 2: os_sig = SIGINT; break; |
| 2712 | #endif |
| 2713 | #ifdef SIGQUIT |
| 2714 | case 3: os_sig = SIGQUIT; break; |
| 2715 | #endif |
| 2716 | #ifdef SIGILL |
| 2717 | case 4: os_sig = SIGILL; break; |
| 2718 | #endif |
| 2719 | #ifdef SIGTRAP |
| 2720 | case 5: os_sig = SIGTRAP; break; |
| 2721 | #endif |
| 2722 | #ifdef SIGABRT |
| 2723 | case 6: os_sig = SIGABRT; break; |
| 2724 | #elif defined(SIGIOT) |
| 2725 | case 6: os_sig = SIGIOT; break; |
| 2726 | #endif |
| 2727 | #ifdef SIGEMT |
| 2728 | case 7: os_sig = SIGEMT; break; |
| 2729 | #endif |
| 2730 | #ifdef SIGFPE |
| 2731 | case 8: os_sig = SIGFPE; break; |
| 2732 | #endif |
| 2733 | #ifdef SIGKILL |
| 2734 | case 9: os_sig = SIGKILL; break; |
| 2735 | #endif |
| 2736 | #ifdef SIGBUS |
| 2737 | case 10: os_sig = SIGBUS; break; |
| 2738 | #endif |
| 2739 | #ifdef SIGSEGV |
| 2740 | case 11: os_sig = SIGSEGV; break; |
| 2741 | #endif |
| 2742 | #ifdef SIGSYS |
| 2743 | case 12: os_sig = SIGSYS; break; |
| 2744 | #endif |
| 2745 | #ifdef SIGPIPE |
| 2746 | case 13: os_sig = SIGPIPE; break; |
| 2747 | #endif |
| 2748 | #ifdef SIGALRM |
| 2749 | case 14: os_sig = SIGALRM; break; |
| 2750 | #endif |
| 2751 | #ifdef SIGTERM |
| 2752 | case 15: os_sig = SIGTERM; break; |
| 2753 | #endif |
| 2754 | #ifdef SIGURG |
| 2755 | case 16: os_sig = SIGURG; break; |
| 2756 | #endif |
| 2757 | #ifdef SIGSTOP |
| 2758 | case 17: os_sig = SIGSTOP; break; |
| 2759 | #endif |
| 2760 | #ifdef SIGTSTP |
| 2761 | case 18: os_sig = SIGTSTP; break; |
| 2762 | #endif |
| 2763 | #ifdef SIGCONT |
| 2764 | case 19: os_sig = SIGCONT; break; |
| 2765 | #endif |
| 2766 | #ifdef SIGCHLD |
| 2767 | case 20: os_sig = SIGCHLD; break; |
| 2768 | #elif defined(SIGCLD) |
| 2769 | case 20: os_sig = SIGCLD; break; |
| 2770 | #endif |
| 2771 | #ifdef SIGTTIN |
| 2772 | case 21: os_sig = SIGTTIN; break; |
| 2773 | #endif |
| 2774 | #ifdef SIGTTOU |
| 2775 | case 22: os_sig = SIGTTOU; break; |
| 2776 | #endif |
| 2777 | #ifdef SIGIO |
| 2778 | case 23: os_sig = SIGIO; break; |
| 2779 | #elif defined (SIGPOLL) |
| 2780 | case 23: os_sig = SIGPOLL; break; |
| 2781 | #endif |
| 2782 | #ifdef SIGXCPU |
| 2783 | case 24: os_sig = SIGXCPU; break; |
| 2784 | #endif |
| 2785 | #ifdef SIGXFSZ |
| 2786 | case 25: os_sig = SIGXFSZ; break; |
| 2787 | #endif |
| 2788 | #ifdef SIGVTALRM |
| 2789 | case 26: os_sig = SIGVTALRM; break; |
| 2790 | #endif |
| 2791 | #ifdef SIGPROF |
| 2792 | case 27: os_sig = SIGPROF; break; |
| 2793 | #endif |
| 2794 | #ifdef SIGWINCH |
| 2795 | case 28: os_sig = SIGWINCH; break; |
| 2796 | #endif |
| 2797 | #ifdef SIGLOST |
| 2798 | case 29: os_sig = SIGLOST; break; |
| 2799 | #endif |
| 2800 | #ifdef SIGUSR1 |
| 2801 | case 30: os_sig = SIGUSR1; break; |
| 2802 | #endif |
| 2803 | #ifdef SIGUSR2 |
| 2804 | case 31: os_sig = SIGUSR2; break; |
| 2805 | #endif |
| 2806 | } |
| 2807 | |
| 2808 | if (os_sig == -1) |
| 2809 | { |
| 2810 | trace_output (OP_VOID); |
| 2811 | (*d10v_callback->printf_filtered) (d10v_callback, "Unknown signal %d\n", PARM2); |
| 2812 | (*d10v_callback->flush_stdout) (d10v_callback); |
| 2813 | State.exception = SIGILL; |
| 2814 | } |
| 2815 | else |
| 2816 | { |
| 2817 | RETVAL = kill (PARM1, PARM2); |
| 2818 | trace_output (OP_R2); |
| 2819 | } |
| 2820 | } |
| 2821 | break; |
| 2822 | |
| 2823 | case SYS_execve: |
| 2824 | RETVAL = execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2), |
| 2825 | (char **)MEMPTR (PARM3)); |
| 2826 | trace_input ("<execve>", OP_R2, OP_R3, OP_R4); |
| 2827 | trace_output (OP_R2); |
| 2828 | break; |
| 2829 | |
| 2830 | case SYS_execv: |
| 2831 | RETVAL = execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2), NULL); |
| 2832 | trace_input ("<execv>", OP_R2, OP_R3, OP_VOID); |
| 2833 | trace_output (OP_R2); |
| 2834 | break; |
| 2835 | |
| 2836 | case SYS_pipe: |
| 2837 | { |
| 2838 | reg_t buf; |
| 2839 | int host_fd[2]; |
| 2840 | |
| 2841 | buf = PARM1; |
| 2842 | RETVAL = pipe (host_fd); |
| 2843 | SW (buf, host_fd[0]); |
| 2844 | buf += sizeof(uint16); |
| 2845 | SW (buf, host_fd[1]); |
| 2846 | trace_input ("<pipe>", OP_R2, OP_VOID, OP_VOID); |
| 2847 | trace_output (OP_R2); |
| 2848 | } |
| 2849 | break; |
| 2850 | |
| 2851 | case SYS_wait: |
| 2852 | { |
| 2853 | int status; |
| 2854 | |
| 2855 | RETVAL = wait (&status); |
| 2856 | if (PARM1) |
| 2857 | SW (PARM1, status); |
| 2858 | trace_input ("<wait>", OP_R2, OP_VOID, OP_VOID); |
| 2859 | trace_output (OP_R2); |
| 2860 | } |
| 2861 | break; |
| 2862 | #else |
| 2863 | case SYS_getpid: |
| 2864 | trace_input ("<getpid>", OP_VOID, OP_VOID, OP_VOID); |
| 2865 | RETVAL = 1; |
| 2866 | trace_output (OP_R2); |
| 2867 | break; |
| 2868 | |
| 2869 | case SYS_kill: |
| 2870 | trace_input ("<kill>", OP_REG, OP_REG, OP_VOID); |
| 2871 | trace_output (OP_VOID); |
| 2872 | State.exception = PARM2; |
| 2873 | break; |
| 2874 | #endif |
| 2875 | |
| 2876 | case SYS_read: |
| 2877 | RETVAL = d10v_callback->read (d10v_callback, PARM1, MEMPTR (PARM2), |
| 2878 | PARM3); |
| 2879 | trace_input ("<read>", OP_R2, OP_R3, OP_R4); |
| 2880 | trace_output (OP_R2); |
| 2881 | break; |
| 2882 | |
| 2883 | case SYS_write: |
| 2884 | if (PARM1 == 1) |
| 2885 | RETVAL = (int)d10v_callback->write_stdout (d10v_callback, |
| 2886 | MEMPTR (PARM2), PARM3); |
| 2887 | else |
| 2888 | RETVAL = (int)d10v_callback->write (d10v_callback, PARM1, |
| 2889 | MEMPTR (PARM2), PARM3); |
| 2890 | trace_input ("<write>", OP_R2, OP_R3, OP_R4); |
| 2891 | trace_output (OP_R2); |
| 2892 | break; |
| 2893 | |
| 2894 | case SYS_lseek: |
| 2895 | { |
| 2896 | unsigned long ret = d10v_callback->lseek (d10v_callback, PARM1, |
| 2897 | (((unsigned long)PARM2) << 16) || (unsigned long)PARM3, |
| 2898 | PARM4); |
| 2899 | RETVAL_HIGH = ret >> 16; |
| 2900 | RETVAL_LOW = ret & 0xffff; |
| 2901 | } |
| 2902 | trace_input ("<lseek>", OP_R2, OP_R3, OP_R4); |
| 2903 | trace_output (OP_R2R3); |
| 2904 | break; |
| 2905 | |
| 2906 | case SYS_close: |
| 2907 | RETVAL = d10v_callback->close (d10v_callback, PARM1); |
| 2908 | trace_input ("<close>", OP_R2, OP_VOID, OP_VOID); |
| 2909 | trace_output (OP_R2); |
| 2910 | break; |
| 2911 | |
| 2912 | case SYS_open: |
| 2913 | RETVAL = d10v_callback->open (d10v_callback, MEMPTR (PARM1), PARM2); |
| 2914 | trace_input ("<open>", OP_R2, OP_R3, OP_R4); |
| 2915 | trace_output (OP_R2); |
| 2916 | trace_input ("<open>", OP_R2, OP_R3, OP_R4); |
| 2917 | trace_output (OP_R2); |
| 2918 | break; |
| 2919 | |
| 2920 | case SYS_exit: |
| 2921 | State.exception = SIG_D10V_EXIT; |
| 2922 | trace_input ("<exit>", OP_R2, OP_VOID, OP_VOID); |
| 2923 | trace_output (OP_VOID); |
| 2924 | break; |
| 2925 | |
| 2926 | case SYS_stat: |
| 2927 | /* stat system call */ |
| 2928 | { |
| 2929 | struct stat host_stat; |
| 2930 | reg_t buf; |
| 2931 | |
| 2932 | RETVAL = stat (MEMPTR (PARM1), &host_stat); |
| 2933 | |
| 2934 | buf = PARM2; |
| 2935 | |
| 2936 | /* The hard-coded offsets and sizes were determined by using |
| 2937 | * the D10V compiler on a test program that used struct stat. |
| 2938 | */ |
| 2939 | SW (buf, host_stat.st_dev); |
| 2940 | SW (buf+2, host_stat.st_ino); |
| 2941 | SW (buf+4, host_stat.st_mode); |
| 2942 | SW (buf+6, host_stat.st_nlink); |
| 2943 | SW (buf+8, host_stat.st_uid); |
| 2944 | SW (buf+10, host_stat.st_gid); |
| 2945 | SW (buf+12, host_stat.st_rdev); |
| 2946 | SLW (buf+16, host_stat.st_size); |
| 2947 | SLW (buf+20, host_stat.st_atime); |
| 2948 | SLW (buf+28, host_stat.st_mtime); |
| 2949 | SLW (buf+36, host_stat.st_ctime); |
| 2950 | } |
| 2951 | trace_input ("<stat>", OP_R2, OP_R3, OP_VOID); |
| 2952 | trace_output (OP_R2); |
| 2953 | break; |
| 2954 | |
| 2955 | case SYS_chown: |
| 2956 | RETVAL = chown (MEMPTR (PARM1), PARM2, PARM3); |
| 2957 | trace_input ("<chown>", OP_R2, OP_R3, OP_R4); |
| 2958 | trace_output (OP_R2); |
| 2959 | break; |
| 2960 | |
| 2961 | case SYS_chmod: |
| 2962 | RETVAL = chmod (MEMPTR (PARM1), PARM2); |
| 2963 | trace_input ("<chmod>", OP_R2, OP_R3, OP_R4); |
| 2964 | trace_output (OP_R2); |
| 2965 | break; |
| 2966 | |
| 2967 | case SYS_utime: |
| 2968 | /* Cast the second argument to void *, to avoid type mismatch |
| 2969 | if a prototype is present. */ |
| 2970 | RETVAL = utime (MEMPTR (PARM1), (void *) MEMPTR (PARM2)); |
| 2971 | trace_input ("<utime>", OP_R2, OP_R3, OP_R4); |
| 2972 | trace_output (OP_R2); |
| 2973 | break; |
| 2974 | |
| 2975 | case SYS_time: |
| 2976 | { |
| 2977 | unsigned long ret = time (PARM1 ? MEMPTR (PARM1) : NULL); |
| 2978 | RETVAL_HIGH = ret >> 16; |
| 2979 | RETVAL_LOW = ret & 0xffff; |
| 2980 | } |
| 2981 | trace_input ("<time>", OP_R2, OP_R3, OP_R4); |
| 2982 | trace_output (OP_R2R3); |
| 2983 | break; |
| 2984 | |
| 2985 | default: |
| 2986 | abort (); |
| 2987 | } |
| 2988 | RETERR = d10v_callback->get_errno(d10v_callback); |
| 2989 | break; |
| 2990 | } |
| 2991 | |
| 2992 | case 1: |
| 2993 | /* Trap 1 prints a string */ |
| 2994 | { |
| 2995 | char *fstr = dmem_addr(State.regs[2]); |
| 2996 | fputs (fstr, stdout); |
| 2997 | break; |
| 2998 | } |
| 2999 | |
| 3000 | case 2: |
| 3001 | /* Trap 2 calls printf */ |
| 3002 | { |
| 3003 | char *fstr = dmem_addr(State.regs[2]); |
| 3004 | (*d10v_callback->printf_filtered) (d10v_callback, fstr, |
| 3005 | (int16)State.regs[3], |
| 3006 | (int16)State.regs[4], |
| 3007 | (int16)State.regs[5]); |
| 3008 | (*d10v_callback->flush_stdout) (d10v_callback); |
| 3009 | break; |
| 3010 | } |
| 3011 | |
| 3012 | case 3: |
| 3013 | /* Trap 3 writes a character */ |
| 3014 | putchar (State.regs[2]); |
| 3015 | break; |
| 3016 | } |
| 3017 | } |
| 3018 | } |
| 3019 | |
| 3020 | /* tst0i */ |
| 3021 | void |
| 3022 | OP_7000000 () |
| 3023 | { |
| 3024 | trace_input ("tst0i", OP_REG, OP_CONSTANT16, OP_VOID); |
| 3025 | State.F1 = State.F0; |
| 3026 | State.F0 = (State.regs[OP[0]] & OP[1]) ? 1 : 0; |
| 3027 | trace_output (OP_FLAG); |
| 3028 | } |
| 3029 | |
| 3030 | /* tst1i */ |
| 3031 | void |
| 3032 | OP_F000000 () |
| 3033 | { |
| 3034 | trace_input ("tst1i", OP_REG, OP_CONSTANT16, OP_VOID); |
| 3035 | State.F1 = State.F0; |
| 3036 | State.F0 = (~(State.regs[OP[0]]) & OP[1]) ? 1 : 0; |
| 3037 | trace_output (OP_FLAG); |
| 3038 | } |
| 3039 | |
| 3040 | /* wait */ |
| 3041 | void |
| 3042 | OP_5F80 () |
| 3043 | { |
| 3044 | trace_input ("wait", OP_VOID, OP_VOID, OP_VOID); |
| 3045 | State.IE = 1; |
| 3046 | trace_output (OP_VOID); |
| 3047 | } |
| 3048 | |
| 3049 | /* xor */ |
| 3050 | void |
| 3051 | OP_A00 () |
| 3052 | { |
| 3053 | trace_input ("xor", OP_REG, OP_REG, OP_VOID); |
| 3054 | State.regs[OP[0]] ^= State.regs[OP[1]]; |
| 3055 | trace_output (OP_REG); |
| 3056 | } |
| 3057 | |
| 3058 | /* xor3 */ |
| 3059 | void |
| 3060 | OP_5000000 () |
| 3061 | { |
| 3062 | trace_input ("xor3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16); |
| 3063 | State.regs[OP[0]] = State.regs[OP[1]] ^ OP[2]; |
| 3064 | trace_output (OP_REG); |
| 3065 | } |
| 3066 | |