target-sh4/op.c

   1 /*
   2  *  SH4 emulation
   3  *
   4  *  Copyright (c) 2005 Samuel Tardieu
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library 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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20 #include "exec.h"
  21
  22 static inline void set_flag(uint32_t flag)
  23 {
  24     env->flags |= flag;
  25 }
  26
  27 static inline void clr_flag(uint32_t flag)
  28 {
  29     env->flags &= ~flag;
  30 }
  31
  32 static inline void set_t(void)
  33 {
  34     env->sr |= SR_T;
  35 }
  36
  37 static inline void clr_t(void)
  38 {
  39     env->sr &= ~SR_T;
  40 }
  41
  42 static inline void cond_t(int cond)
  43 {
  44     if (cond)
  45         set_t();
  46     else
  47         clr_t();
  48 }
  49
  50 void OPPROTO op_movl_imm_T0(void)
  51 {
  52     T0 = (uint32_t) PARAM1;
  53     RETURN();
  54 }
  55
  56 void OPPROTO op_movl_imm_T1(void)
  57 {
  58     T0 = (uint32_t) PARAM1;
  59     RETURN();
  60 }
  61
  62 void OPPROTO op_movl_imm_T2(void)
  63 {
  64     T0 = (uint32_t) PARAM1;
  65     RETURN();
  66 }
  67
  68 void OPPROTO op_cmp_eq_imm_T0(void)
  69 {
  70     cond_t((int32_t) T0 == (int32_t) PARAM1);
  71     RETURN();
  72 }
  73
  74 void OPPROTO op_cmd_eq_T0_T1(void)
  75 {
  76     cond_t(T0 == T1);
  77     RETURN();
  78 }
  79
  80 void OPPROTO op_cmd_hs_T0_T1(void)
  81 {
  82     cond_t((uint32_t) T0 <= (uint32_t) T1);
  83     RETURN();
  84 }
  85
  86 void OPPROTO op_cmd_ge_T0_T1(void)
  87 {
  88     cond_t((int32_t) T0 <= (int32_t) T1);
  89     RETURN();
  90 }
  91
  92 void OPPROTO op_cmd_hi_T0_T1(void)
  93 {
  94     cond_t((uint32_t) T0 < (uint32_t) T1);
  95     RETURN();
  96 }
  97
  98 void OPPROTO op_cmd_gt_T0_T1(void)
  99 {
 100     cond_t((int32_t) T0 < (int32_t) T1);
 101     RETURN();
 102 }
 103
 104 void OPPROTO op_not_T0(void)
 105 {
 106     T0 = ~T0;
 107     RETURN();
 108 }
 109
 110 void OPPROTO op_bf_s(void)
 111 {
 112     env->delayed_pc = PARAM1;
 113     set_flag(DELAY_SLOT_CONDITIONAL | ((~env->sr) & SR_T));
 114     RETURN();
 115 }
 116
 117 void OPPROTO op_bt_s(void)
 118 {
 119     env->delayed_pc = PARAM1;
 120     set_flag(DELAY_SLOT_CONDITIONAL | (env->sr & SR_T));
 121     RETURN();
 122 }
 123
 124 void OPPROTO op_bra(void)
 125 {
 126     env->delayed_pc = PARAM1;
 127     set_flag(DELAY_SLOT);
 128     RETURN();
 129 }
 130
 131 void OPPROTO op_braf_T0(void)
 132 {
 133     env->delayed_pc = PARAM1 + T0;
 134     set_flag(DELAY_SLOT);
 135     RETURN();
 136 }
 137
 138 void OPPROTO op_bsr(void)
 139 {
 140     env->pr = PARAM1;
 141     env->delayed_pc = PARAM2;
 142     set_flag(DELAY_SLOT);
 143     RETURN();
 144 }
 145
 146 void OPPROTO op_bsrf_T0(void)
 147 {
 148     env->pr = PARAM1;
 149     env->delayed_pc = PARAM1 + T0;
 150     set_flag(DELAY_SLOT);
 151     RETURN();
 152 }
 153
 154 void OPPROTO op_jsr_T0(void)
 155 {
 156     env->pr = PARAM1;
 157     env->delayed_pc = T0;
 158     set_flag(DELAY_SLOT);
 159     RETURN();
 160 }
 161
 162 void OPPROTO op_rts(void)
 163 {
 164     env->delayed_pc = env->pr;
 165     set_flag(DELAY_SLOT);
 166     RETURN();
 167 }
 168
 169 void OPPROTO op_clr_delay_slot(void)
 170 {
 171     clr_flag(DELAY_SLOT);
 172     RETURN();
 173 }
 174
 175 void OPPROTO op_clr_delay_slot_conditional(void)
 176 {
 177     clr_flag(DELAY_SLOT_CONDITIONAL);
 178     RETURN();
 179 }
 180
 181 void OPPROTO op_exit_tb(void)
 182 {
 183     EXIT_TB();
 184     RETURN();
 185 }
 186
 187 void OPPROTO op_addl_imm_T0(void)
 188 {
 189     T0 += PARAM1;
 190     RETURN();
 191 }
 192
 193 void OPPROTO op_addl_imm_T1(void)
 194 {
 195     T1 += PARAM1;
 196     RETURN();
 197 }
 198
 199 void OPPROTO op_clrmac(void)
 200 {
 201     env->mach = env->macl = 0;
 202     RETURN();
 203 }
 204
 205 void OPPROTO op_clrs(void)
 206 {
 207     env->sr &= ~SR_S;
 208     RETURN();
 209 }
 210
 211 void OPPROTO op_clrt(void)
 212 {
 213     env->sr &= ~SR_T;
 214     RETURN();
 215 }
 216
 217 void OPPROTO op_sets(void)
 218 {
 219     env->sr |= SR_S;
 220     RETURN();
 221 }
 222
 223 void OPPROTO op_sett(void)
 224 {
 225     env->sr |= SR_T;
 226     RETURN();
 227 }
 228
 229 void OPPROTO op_frchg(void)
 230 {
 231     env->fpscr ^= FPSCR_FR;
 232     RETURN();
 233 }
 234
 235 void OPPROTO op_fschg(void)
 236 {
 237     env->fpscr ^= FPSCR_SZ;
 238     RETURN();
 239 }
 240
 241 void OPPROTO op_rte(void)
 242 {
 243     env->sr = env->ssr;
 244     env->delayed_pc = env->spc;
 245     set_flag(DELAY_SLOT);
 246     RETURN();
 247 }
 248
 249 void OPPROTO op_swapb_T0(void)
 250 {
 251     T0 = (T0 & 0xffff0000) | ((T0 & 0xff) << 8) | ((T0 >> 8) & 0xff);
 252     RETURN();
 253 }
 254
 255 void OPPROTO op_swapw_T0(void)
 256 {
 257     T0 = ((T0 & 0xffff) << 16) | ((T0 >> 16) & 0xffff);
 258     RETURN();
 259 }
 260
 261 void OPPROTO op_xtrct_T0_T1(void)
 262 {
 263     T1 = ((T0 & 0xffff) << 16) | ((T1 >> 16) & 0xffff);
 264     RETURN();
 265 }
 266
 267 void OPPROTO op_addc_T0_T1(void)
 268 {
 269     helper_addc_T0_T1();
 270     RETURN();
 271 }
 272
 273 void OPPROTO op_addv_T0_T1(void)
 274 {
 275     helper_addv_T0_T1();
 276     RETURN();
 277 }
 278
 279 void OPPROTO op_cmp_eq_T0_T1(void)
 280 {
 281     cond_t(T1 == T0);
 282     RETURN();
 283 }
 284
 285 void OPPROTO op_cmp_ge_T0_T1(void)
 286 {
 287     cond_t((int32_t) T1 >= (int32_t) T0);
 288     RETURN();
 289 }
 290
 291 void OPPROTO op_cmp_gt_T0_T1(void)
 292 {
 293     cond_t((int32_t) T1 > (int32_t) T0);
 294     RETURN();
 295 }
 296
 297 void OPPROTO op_cmp_hi_T0_T1(void)
 298 {
 299     cond_t((uint32_t) T1 > (uint32_t) T0);
 300     RETURN();
 301 }
 302
 303 void OPPROTO op_cmp_hs_T0_T1(void)
 304 {
 305     cond_t((uint32_t) T1 >= (uint32_t) T0);
 306     RETURN();
 307 }
 308
 309 void OPPROTO op_cmp_str_T0_T1(void)
 310 {
 311     cond_t((T0 & 0x000000ff) == (T1 & 0x000000ff) ||
 312            (T0 & 0x0000ff00) == (T1 & 0x0000ff00) ||
 313            (T0 & 0x00ff0000) == (T1 & 0x00ff0000) ||
 314            (T0 & 0xff000000) == (T1 & 0xff000000));
 315     RETURN();
 316 }
 317
 318 void OPPROTO op_tst_T0_T1(void)
 319 {
 320     cond_t((T1 & T0) == 0);
 321     RETURN();
 322 }
 323
 324 void OPPROTO op_div0s_T0_T1(void)
 325 {
 326     if (T1 & 0x80000000)
 327         env->sr |= SR_Q;
 328     else
 329         env->sr &= ~SR_Q;
 330     if (T0 & 0x80000000)
 331         env->sr |= SR_M;
 332     else
 333         env->sr &= ~SR_M;
 334     cond_t((T1 ^ T0) & 0x80000000);
 335     RETURN();
 336 }
 337
 338 void OPPROTO op_div0u(void)
 339 {
 340     env->sr &= ~(SR_M | SR_Q | SR_T);
 341     RETURN();
 342 }
 343
 344 void OPPROTO op_div1_T0_T1(void)
 345 {
 346     helper_div1_T0_T1();
 347     RETURN();
 348 }
 349
 350 void OPPROTO op_dmulsl_T0_T1(void)
 351 {
 352     helper_dmulsl_T0_T1();
 353     RETURN();
 354 }
 355
 356 void OPPROTO op_dmulul_T0_T1(void)
 357 {
 358     helper_dmulul_T0_T1();
 359     RETURN();
 360 }
 361
 362 void OPPROTO op_macl_T0_T1(void)
 363 {
 364     helper_macl_T0_T1();
 365     RETURN();
 366 }
 367
 368 void OPPROTO op_macw_T0_T1(void)
 369 {
 370     helper_macw_T0_T1();
 371     RETURN();
 372 }
 373
 374 void OPPROTO op_mull_T0_T1(void)
 375 {
 376     env->macl = (T0 * T1) & 0xffffffff;
 377     RETURN();
 378 }
 379
 380 void OPPROTO op_mulsw_T0_T1(void)
 381 {
 382     env->macl = (int32_t) T0 *(int32_t) T1;
 383     RETURN();
 384 }
 385
 386 void OPPROTO op_muluw_T0_T1(void)
 387 {
 388     env->macl = (uint32_t) T0 *(uint32_t) T1;
 389     RETURN();
 390 }
 391
 392 void OPPROTO op_neg_T0(void)
 393 {
 394     T0 = -T0;
 395     RETURN();
 396 }
 397
 398 void OPPROTO op_negc_T0(void)
 399 {
 400     helper_negc_T0();
 401     RETURN();
 402 }
 403
 404 void OPPROTO op_shad_T0_T1(void)
 405 {
 406     if ((T0 & 0x80000000) == 0)
 407         T1 <<= (T0 & 0x1f);
 408     else if ((T0 & 0x1f) == 0)
 409         T1 = 0;
 410     else
 411         T1 = ((int32_t) T1) >> ((~T0 & 0x1f) + 1);
 412     RETURN();
 413 }
 414
 415 void OPPROTO op_shld_T0_T1(void)
 416 {
 417     if ((T0 & 0x80000000) == 0)
 418         T1 <<= (T0 & 0x1f);
 419     else if ((T0 & 0x1f) == 0)
 420         T1 = 0;
 421     else
 422         T1 = ((uint32_t) T1) >> ((~T0 & 0x1f) + 1);
 423     RETURN();
 424 }
 425
 426 void OPPROTO op_subc_T0_T1(void)
 427 {
 428     helper_subc_T0_T1();
 429     RETURN();
 430 }
 431
 432 void OPPROTO op_subv_T0_T1(void)
 433 {
 434     helper_subv_T0_T1();
 435     RETURN();
 436 }
 437
 438 void OPPROTO op_trapa(void)
 439 {
 440     env->tra = PARAM1 * 2;
 441     env->exception_index = 0x160;
 442     do_raise_exception();
 443     RETURN();
 444 }
 445
 446 void OPPROTO op_cmp_pl_T0(void)
 447 {
 448     cond_t((int32_t) T0 > 0);
 449     RETURN();
 450 }
 451
 452 void OPPROTO op_cmp_pz_T0(void)
 453 {
 454     cond_t((int32_t) T0 >= 0);
 455     RETURN();
 456 }
 457
 458 void OPPROTO op_jmp_T0(void)
 459 {
 460     env->delayed_pc = T0;
 461     set_flag(DELAY_SLOT);
 462     RETURN();
 463 }
 464
 465 void OPPROTO op_movl_rN_rN(void)
 466 {
 467     env->gregs[PARAM2] = env->gregs[PARAM1];
 468     RETURN();
 469 }
 470
 471 void OPPROTO op_ldcl_rMplus_rN_bank(void)
 472 {
 473     env->gregs[PARAM2] = env->gregs[PARAM1];
 474     env->gregs[PARAM1] += 4;
 475     RETURN();
 476 }
 477
 478 void OPPROTO op_ldc_T0_sr(void)
 479 {
 480     env->sr = T0 & 0x700083f3;
 481     RETURN();
 482 }
 483
 484 void OPPROTO op_stc_sr_T0(void)
 485 {
 486     T0 = env->sr;
 487     RETURN();
 488 }
 489
 490 #define LDSTOPS(target,load,store) \
 491 void OPPROTO op_##load##_T0_##target (void) \
 492 { env ->target = T0;   RETURN(); \
 493 } \
 494 void OPPROTO op_##store##_##target##_T0 (void) \
 495 { T0 = env->target;   RETURN(); \
 496 } \
 497
 498     LDSTOPS(gbr, ldc, stc)
 499     LDSTOPS(vbr, ldc, stc)
 500     LDSTOPS(ssr, ldc, stc)
 501     LDSTOPS(spc, ldc, stc)
 502     LDSTOPS(sgr, ldc, stc)
 503     LDSTOPS(dbr, ldc, stc)
 504     LDSTOPS(mach, lds, sts)
 505     LDSTOPS(macl, lds, sts)
 506     LDSTOPS(pr, lds, sts)
 507     LDSTOPS(fpul, lds, sts)
 508
 509 void OPPROTO op_lds_T0_fpscr(void)
 510 {
 511     env->fpscr = T0 & 0x003fffff;
 512     RETURN();
 513 }
 514
 515 void OPPROTO op_sts_fpscr_T0(void)
 516 {
 517     T0 = env->fpscr & 0x003fffff;
 518     RETURN();
 519 }
 520
 521 void OPPROTO op_movt_rN(void)
 522 {
 523     env->gregs[PARAM1] = env->sr & SR_T;
 524     RETURN();
 525 }
 526
 527 void OPPROTO op_rotcl_Rn(void)
 528 {
 529     helper_rotcl(&env->gregs[PARAM1]);
 530     RETURN();
 531 }
 532
 533 void OPPROTO op_rotcr_Rn(void)
 534 {
 535     helper_rotcr(&env->gregs[PARAM1]);
 536     RETURN();
 537 }
 538
 539 void OPPROTO op_rotl_Rn(void)
 540 {
 541     cond_t(env->gregs[PARAM1] & 0x80000000);
 542     env->gregs[PARAM1] = (env->gregs[PARAM1] << 1) | (env->sr & SR_T);
 543     RETURN();
 544 }
 545
 546 void OPPROTO op_rotr_Rn(void)
 547 {
 548     cond_t(env->gregs[PARAM1] & 1);
 549     env->gregs[PARAM1] = (env->gregs[PARAM1] >> 1) |
 550         ((env->sr & SR_T) ? 0x80000000 : 0);
 551     RETURN();
 552 }
 553
 554 void OPPROTO op_shal_Rn(void)
 555 {
 556     cond_t(env->gregs[PARAM1] & 0x80000000);
 557     env->gregs[PARAM1] <<= 1;
 558     RETURN();
 559 }
 560
 561 void OPPROTO op_shar_Rn(void)
 562 {
 563     cond_t(env->gregs[PARAM1] & 1);
 564     *(int32_t *) & env->gregs[PARAM1] >>= 1;
 565     RETURN();
 566 }
 567
 568 void OPPROTO op_shlr_Rn(void)
 569 {
 570     cond_t(env->gregs[PARAM1] & 1);
 571     *(uint32_t *) & env->gregs[PARAM1] >>= 1;
 572     RETURN();
 573 }
 574
 575 void OPPROTO op_shll2_Rn(void)
 576 {
 577     env->gregs[PARAM1] <<= 2;
 578     RETURN();
 579 }
 580
 581 void OPPROTO op_shll8_Rn(void)
 582 {
 583     env->gregs[PARAM1] <<= 8;
 584     RETURN();
 585 }
 586
 587 void OPPROTO op_shll16_Rn(void)
 588 {
 589     env->gregs[PARAM1] <<= 16;
 590     RETURN();
 591 }
 592
 593 void OPPROTO op_shlr2_Rn(void)
 594 {
 595     *(uint32_t *) & env->gregs[PARAM1] >>= 2;
 596     RETURN();
 597 }
 598
 599 void OPPROTO op_shlr8_Rn(void)
 600 {
 601     *(uint32_t *) & env->gregs[PARAM1] >>= 8;
 602     RETURN();
 603 }
 604
 605 void OPPROTO op_shlr16_Rn(void)
 606 {
 607     *(uint32_t *) & env->gregs[PARAM1] >>= 16;
 608     RETURN();
 609 }
 610
 611 void OPPROTO op_tasb_rN(void)
 612 {
 613     cond_t(*(int8_t *) env->gregs[PARAM1] == 0);
 614     *(int8_t *) env->gregs[PARAM1] |= 0x80;
 615     RETURN();
 616 }
 617
 618 void OPPROTO op_movl_T0_rN(void)
 619 {
 620     env->gregs[PARAM1] = T0;
 621     RETURN();
 622 }
 623
 624 void OPPROTO op_movl_T1_rN(void)
 625 {
 626     env->gregs[PARAM1] = T1;
 627     RETURN();
 628 }
 629
 630 void OPPROTO op_movb_rN_T0(void)
 631 {
 632     T0 = (int32_t) (int8_t) (env->gregs[PARAM1] & 0xff);
 633     RETURN();
 634 }
 635
 636 void OPPROTO op_movub_rN_T0(void)
 637 {
 638     T0 = env->gregs[PARAM1] & 0xff;
 639     RETURN();
 640 }
 641
 642 void OPPROTO op_movw_rN_T0(void)
 643 {
 644     T0 = (int32_t) (int16_t) (env->gregs[PARAM1] & 0xffff);
 645     RETURN();
 646 }
 647
 648 void OPPROTO op_movuw_rN_T0(void)
 649 {
 650     T0 = env->gregs[PARAM1] & 0xffff;
 651     RETURN();
 652 }
 653
 654 void OPPROTO op_movl_rN_T0(void)
 655 {
 656     T0 = env->gregs[PARAM1];
 657     RETURN();
 658 }
 659
 660 void OPPROTO op_movb_rN_T1(void)
 661 {
 662     T1 = (int32_t) (int8_t) (env->gregs[PARAM1] & 0xff);
 663     RETURN();
 664 }
 665
 666 void OPPROTO op_movub_rN_T1(void)
 667 {
 668     T1 = env->gregs[PARAM1] & 0xff;
 669     RETURN();
 670 }
 671
 672 void OPPROTO op_movw_rN_T1(void)
 673 {
 674     T1 = (int32_t) (int16_t) (env->gregs[PARAM1] & 0xffff);
 675     RETURN();
 676 }
 677
 678 void OPPROTO op_movuw_rN_T1(void)
 679 {
 680     T1 = env->gregs[PARAM1] & 0xffff;
 681     RETURN();
 682 }
 683
 684 void OPPROTO op_movl_rN_T1(void)
 685 {
 686     T1 = env->gregs[PARAM1];
 687     RETURN();
 688 }
 689
 690 void OPPROTO op_movl_imm_rN(void)
 691 {
 692     env->gregs[PARAM2] = PARAM1;
 693     RETURN();
 694 }
 695
 696 void OPPROTO op_fmov_frN_FT0(void)
 697 {
 698     FT0 = *(float32 *)&env->fregs[PARAM1];
 699     RETURN();
 700 }
 701
 702 void OPPROTO op_fmov_drN_DT0(void)
 703 {
 704     DT0 = *(float64 *)&env->fregs[PARAM1];
 705     RETURN();
 706 }
 707
 708 void OPPROTO op_fmov_FT0_frN(void)
 709 {
 710     *(float32 *)&env->fregs[PARAM1] = FT0;
 711     RETURN();
 712 }
 713
 714 void OPPROTO op_fmov_DT0_drN(void)
 715 {
 716     *(float64 *)&env->fregs[PARAM1] = DT0;
 717     RETURN();
 718 }
 719
 720 void OPPROTO op_dec1_rN(void)
 721 {
 722     env->gregs[PARAM1] -= 1;
 723     RETURN();
 724 }
 725
 726 void OPPROTO op_dec2_rN(void)
 727 {
 728     env->gregs[PARAM1] -= 2;
 729     RETURN();
 730 }
 731
 732 void OPPROTO op_dec4_rN(void)
 733 {
 734     env->gregs[PARAM1] -= 4;
 735     RETURN();
 736 }
 737
 738 void OPPROTO op_dec8_rN(void)
 739 {
 740     env->gregs[PARAM1] -= 8;
 741     RETURN();
 742 }
 743
 744 void OPPROTO op_inc1_rN(void)
 745 {
 746     env->gregs[PARAM1] += 1;
 747     RETURN();
 748 }
 749
 750 void OPPROTO op_inc2_rN(void)
 751 {
 752     env->gregs[PARAM1] += 2;
 753     RETURN();
 754 }
 755
 756 void OPPROTO op_inc4_rN(void)
 757 {
 758     env->gregs[PARAM1] += 4;
 759     RETURN();
 760 }
 761
 762 void OPPROTO op_inc8_rN(void)
 763 {
 764     env->gregs[PARAM1] += 8;
 765     RETURN();
 766 }
 767
 768 void OPPROTO op_add_T0_rN(void)
 769 {
 770     env->gregs[PARAM1] += T0;
 771     RETURN();
 772 }
 773
 774 void OPPROTO op_sub_T0_rN(void)
 775 {
 776     env->gregs[PARAM1] -= T0;
 777     RETURN();
 778 }
 779
 780 void OPPROTO op_and_T0_rN(void)
 781 {
 782     env->gregs[PARAM1] &= T0;
 783     RETURN();
 784 }
 785
 786 void OPPROTO op_or_T0_rN(void)
 787 {
 788     env->gregs[PARAM1] |= T0;
 789     RETURN();
 790 }
 791
 792 void OPPROTO op_xor_T0_rN(void)
 793 {
 794     env->gregs[PARAM1] ^= T0;
 795     RETURN();
 796 }
 797
 798 void OPPROTO op_add_rN_T0(void)
 799 {
 800     T0 += env->gregs[PARAM1];
 801     RETURN();
 802 }
 803
 804 void OPPROTO op_add_rN_T1(void)
 805 {
 806     T1 += env->gregs[PARAM1];
 807     RETURN();
 808 }
 809
 810 void OPPROTO op_add_imm_rN(void)
 811 {
 812     env->gregs[PARAM2] += PARAM1;
 813     RETURN();
 814 }
 815
 816 void OPPROTO op_and_imm_rN(void)
 817 {
 818     env->gregs[PARAM2] &= PARAM1;
 819     RETURN();
 820 }
 821
 822 void OPPROTO op_or_imm_rN(void)
 823 {
 824     env->gregs[PARAM2] |= PARAM1;
 825     RETURN();
 826 }
 827
 828 void OPPROTO op_xor_imm_rN(void)
 829 {
 830     env->gregs[PARAM2] ^= PARAM1;
 831     RETURN();
 832 }
 833
 834 void OPPROTO op_dt_rN(void)
 835 {
 836     cond_t((--env->gregs[PARAM1]) == 0);
 837     RETURN();
 838 }
 839
 840 void OPPROTO op_tst_imm_rN(void)
 841 {
 842     cond_t((env->gregs[PARAM2] & PARAM1) == 0);
 843     RETURN();
 844 }
 845
 846 void OPPROTO op_movl_T0_T1(void)
 847 {
 848     T1 = T0;
 849     RETURN();
 850 }
 851
 852 void OPPROTO op_movl_fpul_FT0(void)
 853 {
 854     FT0 = *(float32 *)&env->fpul;
 855     RETURN();
 856 }
 857
 858 void OPPROTO op_movl_FT0_fpul(void)
 859 {
 860     *(float32 *)&env->fpul = FT0;
 861     RETURN();
 862 }
 863
 864 void OPPROTO op_goto_tb0(void)
 865 {
 866     GOTO_TB(op_goto_tb0, PARAM1, 0);
 867     RETURN();
 868 }
 869
 870 void OPPROTO op_goto_tb1(void)
 871 {
 872     GOTO_TB(op_goto_tb1, PARAM1, 1);
 873     RETURN();
 874 }
 875
 876 void OPPROTO op_movl_imm_PC(void)
 877 {
 878     env->pc = PARAM1;
 879     RETURN();
 880 }
 881
 882 void OPPROTO op_jT(void)
 883 {
 884     if (env->sr & SR_T)
 885         GOTO_LABEL_PARAM(1);
 886     RETURN();
 887 }
 888
 889 void OPPROTO op_jdelayed(void)
 890 {
 891     uint32_t flags;
 892     flags = env->flags;
 893     env->flags &= ~(DELAY_SLOT | DELAY_SLOT_CONDITIONAL);
 894     if (flags & DELAY_SLOT)
 895         GOTO_LABEL_PARAM(1);
 896     RETURN();
 897 }
 898
 899 void OPPROTO op_movl_delayed_pc_PC(void)
 900 {
 901     env->pc = env->delayed_pc;
 902     RETURN();
 903 }
 904
 905 void OPPROTO op_addl_GBR_T0(void)
 906 {
 907     T0 += env->gbr;
 908     RETURN();
 909 }
 910
 911 void OPPROTO op_and_imm_T0(void)
 912 {
 913     T0 &= PARAM1;
 914     RETURN();
 915 }
 916
 917 void OPPROTO op_or_imm_T0(void)
 918 {
 919     T0 |= PARAM1;
 920     RETURN();
 921 }
 922
 923 void OPPROTO op_xor_imm_T0(void)
 924 {
 925     T0 ^= PARAM1;
 926     RETURN();
 927 }
 928
 929 void OPPROTO op_tst_imm_T0(void)
 930 {
 931     cond_t((T0 & PARAM1) == 0);
 932     RETURN();
 933 }
 934
 935 void OPPROTO op_raise_illegal_instruction(void)
 936 {
 937     env->exception_index = 0x180;
 938     do_raise_exception();
 939     RETURN();
 940 }
 941
 942 void OPPROTO op_raise_slot_illegal_instruction(void)
 943 {
 944     env->exception_index = 0x1a0;
 945     do_raise_exception();
 946     RETURN();
 947 }
 948
 949 void OPPROTO op_debug(void)
 950 {
 951     env->exception_index = EXCP_DEBUG;
 952     cpu_loop_exit();
 953 }
 954
 955 /* Load and store */
 956 #define MEMSUFFIX _raw
 957 #include "op_mem.c"
 958 #undef MEMSUFFIX
 959 #if !defined(CONFIG_USER_ONLY)
 960 #define MEMSUFFIX _user
 961 #include "op_mem.c"
 962 #undef MEMSUFFIX
 963
 964 #define MEMSUFFIX _kernel
 965 #include "op_mem.c"
 966 #undef MEMSUFFIX
 967 #endif