opcodes/disassemble.c

   1 /* Select disassembly routine for specified architecture.
   2    Copyright (C) 1994-2016 Free Software Foundation, Inc.
   3
   4    This file is part of the GNU opcodes library.
   5
   6    This library is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #include "sysdep.h"
  22 #include "dis-asm.h"
  23
  24 #ifdef ARCH_all
  25 #define ARCH_aarch64
  26 #define ARCH_alpha
  27 #define ARCH_arc
  28 #define ARCH_arm
  29 #define ARCH_avr
  30 #define ARCH_bfin
  31 #define ARCH_cr16
  32 #define ARCH_cris
  33 #define ARCH_crx
  34 #define ARCH_d10v
  35 #define ARCH_d30v
  36 #define ARCH_dlx
  37 #define ARCH_epiphany
  38 #define ARCH_fr30
  39 #define ARCH_frv
  40 #define ARCH_ft32
  41 #define ARCH_h8300
  42 #define ARCH_h8500
  43 #define ARCH_hppa
  44 #define ARCH_i370
  45 #define ARCH_i386
  46 #define ARCH_i860
  47 #define ARCH_i960
  48 #define ARCH_ia64
  49 #define ARCH_ip2k
  50 #define ARCH_iq2000
  51 #define ARCH_lm32
  52 #define ARCH_m32c
  53 #define ARCH_m32r
  54 #define ARCH_m68hc11
  55 #define ARCH_m68hc12
  56 #define ARCH_m68k
  57 #define ARCH_m88k
  58 #define ARCH_mcore
  59 #define ARCH_mep
  60 #define ARCH_metag
  61 #define ARCH_microblaze
  62 #define ARCH_mips
  63 #define ARCH_mmix
  64 #define ARCH_mn10200
  65 #define ARCH_mn10300
  66 #define ARCH_moxie
  67 #define ARCH_mt
  68 #define ARCH_msp430
  69 #define ARCH_nds32
  70 #define ARCH_nios2
  71 #define ARCH_ns32k
  72 #define ARCH_or1k
  73 #define ARCH_pdp11
  74 #define ARCH_pj
  75 #define ARCH_powerpc
  76 #define ARCH_rs6000
  77 #define ARCH_rl78
  78 #define ARCH_rx
  79 #define ARCH_s390
  80 #define ARCH_score
  81 #define ARCH_sh
  82 #define ARCH_sparc
  83 #define ARCH_spu
  84 #define ARCH_tic30
  85 #define ARCH_tic4x
  86 #define ARCH_tic54x
  87 #define ARCH_tic6x
  88 #define ARCH_tic80
  89 #define ARCH_tilegx
  90 #define ARCH_tilepro
  91 #define ARCH_v850
  92 #define ARCH_vax
  93 #define ARCH_visium
  94 #define ARCH_w65
  95 #define ARCH_xstormy16
  96 #define ARCH_xc16x
  97 #define ARCH_xgate
  98 #define ARCH_xtensa
  99 #define ARCH_z80
 100 #define ARCH_z8k
 101 #define INCLUDE_SHMEDIA
 102 #endif
 103
 104 #ifdef ARCH_m32c
 105 #include "m32c-desc.h"
 106 #endif
 107
 108 disassembler_ftype
 109 disassembler (bfd *abfd)
 110 {
 111   enum bfd_architecture a = bfd_get_arch (abfd);
 112   disassembler_ftype disassemble;
 113
 114   switch (a)
 115     {
 116       /* If you add a case to this table, also add it to the
 117          ARCH_all definition right above this function.  */
 118 #ifdef ARCH_aarch64
 119     case bfd_arch_aarch64:
 120       disassemble = print_insn_aarch64;
 121       break;
 122 #endif
 123 #ifdef ARCH_alpha
 124     case bfd_arch_alpha:
 125       disassemble = print_insn_alpha;
 126       break;
 127 #endif
 128 #ifdef ARCH_arc
 129     case bfd_arch_arc:
 130       disassemble = arc_get_disassembler (abfd);
 131       break;
 132 #endif
 133 #ifdef ARCH_arm
 134     case bfd_arch_arm:
 135       if (bfd_big_endian (abfd))
 136         disassemble = print_insn_big_arm;
 137       else
 138         disassemble = print_insn_little_arm;
 139       break;
 140 #endif
 141 #ifdef ARCH_avr
 142     case bfd_arch_avr:
 143       disassemble = print_insn_avr;
 144       break;
 145 #endif
 146 #ifdef ARCH_bfin
 147     case bfd_arch_bfin:
 148       disassemble = print_insn_bfin;
 149       break;
 150 #endif
 151 #ifdef ARCH_cr16
 152     case bfd_arch_cr16:
 153       disassemble = print_insn_cr16;
 154       break;
 155 #endif
 156 #ifdef ARCH_cris
 157     case bfd_arch_cris:
 158       disassemble = cris_get_disassembler (abfd);
 159       break;
 160 #endif
 161 #ifdef ARCH_crx
 162     case bfd_arch_crx:
 163       disassemble = print_insn_crx;
 164       break;
 165 #endif
 166 #ifdef ARCH_d10v
 167     case bfd_arch_d10v:
 168       disassemble = print_insn_d10v;
 169       break;
 170 #endif
 171 #ifdef ARCH_d30v
 172     case bfd_arch_d30v:
 173       disassemble = print_insn_d30v;
 174       break;
 175 #endif
 176 #ifdef ARCH_dlx
 177     case bfd_arch_dlx:
 178       /* As far as I know we only handle big-endian DLX objects.  */
 179       disassemble = print_insn_dlx;
 180       break;
 181 #endif
 182 #ifdef ARCH_h8300
 183     case bfd_arch_h8300:
 184       if (bfd_get_mach (abfd) == bfd_mach_h8300h
 185           || bfd_get_mach (abfd) == bfd_mach_h8300hn)
 186         disassemble = print_insn_h8300h;
 187       else if (bfd_get_mach (abfd) == bfd_mach_h8300s
 188                || bfd_get_mach (abfd) == bfd_mach_h8300sn
 189                || bfd_get_mach (abfd) == bfd_mach_h8300sx
 190                || bfd_get_mach (abfd) == bfd_mach_h8300sxn)
 191         disassemble = print_insn_h8300s;
 192       else
 193         disassemble = print_insn_h8300;
 194       break;
 195 #endif
 196 #ifdef ARCH_h8500
 197     case bfd_arch_h8500:
 198       disassemble = print_insn_h8500;
 199       break;
 200 #endif
 201 #ifdef ARCH_hppa
 202     case bfd_arch_hppa:
 203       disassemble = print_insn_hppa;
 204       break;
 205 #endif
 206 #ifdef ARCH_i370
 207     case bfd_arch_i370:
 208       disassemble = print_insn_i370;
 209       break;
 210 #endif
 211 #ifdef ARCH_i386
 212     case bfd_arch_i386:
 213     case bfd_arch_iamcu:
 214     case bfd_arch_l1om:
 215     case bfd_arch_k1om:
 216       disassemble = print_insn_i386;
 217       break;
 218 #endif
 219 #ifdef ARCH_i860
 220     case bfd_arch_i860:
 221       disassemble = print_insn_i860;
 222       break;
 223 #endif
 224 #ifdef ARCH_i960
 225     case bfd_arch_i960:
 226       disassemble = print_insn_i960;
 227       break;
 228 #endif
 229 #ifdef ARCH_ia64
 230     case bfd_arch_ia64:
 231       disassemble = print_insn_ia64;
 232       break;
 233 #endif
 234 #ifdef ARCH_ip2k
 235     case bfd_arch_ip2k:
 236       disassemble = print_insn_ip2k;
 237       break;
 238 #endif
 239 #ifdef ARCH_epiphany
 240     case bfd_arch_epiphany:
 241       disassemble = print_insn_epiphany;
 242       break;
 243 #endif
 244 #ifdef ARCH_fr30
 245     case bfd_arch_fr30:
 246       disassemble = print_insn_fr30;
 247       break;
 248 #endif
 249 #ifdef ARCH_lm32
 250     case bfd_arch_lm32:
 251       disassemble = print_insn_lm32;
 252       break;
 253 #endif
 254 #ifdef ARCH_m32r
 255     case bfd_arch_m32r:
 256       disassemble = print_insn_m32r;
 257       break;
 258 #endif
 259 #if defined(ARCH_m68hc11) || defined(ARCH_m68hc12) \
 260     || defined(ARCH_9s12x) || defined(ARCH_m9s12xg)
 261     case bfd_arch_m68hc11:
 262       disassemble = print_insn_m68hc11;
 263       break;
 264     case bfd_arch_m68hc12:
 265       disassemble = print_insn_m68hc12;
 266       break;
 267     case bfd_arch_m9s12x:
 268       disassemble = print_insn_m9s12x;
 269       break;
 270     case bfd_arch_m9s12xg:
 271       disassemble = print_insn_m9s12xg;
 272       break;
 273 #endif
 274 #ifdef ARCH_m68k
 275     case bfd_arch_m68k:
 276       disassemble = print_insn_m68k;
 277       break;
 278 #endif
 279 #ifdef ARCH_m88k
 280     case bfd_arch_m88k:
 281       disassemble = print_insn_m88k;
 282       break;
 283 #endif
 284 #ifdef ARCH_mt
 285     case bfd_arch_mt:
 286       disassemble = print_insn_mt;
 287       break;
 288 #endif
 289 #ifdef ARCH_microblaze
 290     case bfd_arch_microblaze:
 291       disassemble = print_insn_microblaze;
 292       break;
 293 #endif
 294 #ifdef ARCH_msp430
 295     case bfd_arch_msp430:
 296       disassemble = print_insn_msp430;
 297       break;
 298 #endif
 299 #ifdef ARCH_nds32
 300     case bfd_arch_nds32:
 301       disassemble = print_insn_nds32;
 302       break;
 303 #endif
 304 #ifdef ARCH_ns32k
 305     case bfd_arch_ns32k:
 306       disassemble = print_insn_ns32k;
 307       break;
 308 #endif
 309 #ifdef ARCH_mcore
 310     case bfd_arch_mcore:
 311       disassemble = print_insn_mcore;
 312       break;
 313 #endif
 314 #ifdef ARCH_mep
 315     case bfd_arch_mep:
 316       disassemble = print_insn_mep;
 317       break;
 318 #endif
 319 #ifdef ARCH_metag
 320     case bfd_arch_metag:
 321       disassemble = print_insn_metag;
 322       break;
 323 #endif
 324 #ifdef ARCH_mips
 325     case bfd_arch_mips:
 326       if (bfd_big_endian (abfd))
 327         disassemble = print_insn_big_mips;
 328       else
 329         disassemble = print_insn_little_mips;
 330       break;
 331 #endif
 332 #ifdef ARCH_mmix
 333     case bfd_arch_mmix:
 334       disassemble = print_insn_mmix;
 335       break;
 336 #endif
 337 #ifdef ARCH_mn10200
 338     case bfd_arch_mn10200:
 339       disassemble = print_insn_mn10200;
 340       break;
 341 #endif
 342 #ifdef ARCH_mn10300
 343     case bfd_arch_mn10300:
 344       disassemble = print_insn_mn10300;
 345       break;
 346 #endif
 347 #ifdef ARCH_nios2
 348     case bfd_arch_nios2:
 349       if (bfd_big_endian (abfd))
 350         disassemble = print_insn_big_nios2;
 351       else
 352         disassemble = print_insn_little_nios2;
 353       break;
 354 #endif
 355 #ifdef ARCH_or1k
 356     case bfd_arch_or1k:
 357       disassemble = print_insn_or1k;
 358       break;
 359 #endif
 360 #ifdef ARCH_pdp11
 361     case bfd_arch_pdp11:
 362       disassemble = print_insn_pdp11;
 363       break;
 364 #endif
 365 #ifdef ARCH_pj
 366     case bfd_arch_pj:
 367       disassemble = print_insn_pj;
 368       break;
 369 #endif
 370 #ifdef ARCH_powerpc
 371     case bfd_arch_powerpc:
 372       if (bfd_big_endian (abfd))
 373         disassemble = print_insn_big_powerpc;
 374       else
 375         disassemble = print_insn_little_powerpc;
 376       break;
 377 #endif
 378 #ifdef ARCH_riscv
 379     case bfd_arch_riscv:
 380       disassemble = print_insn_riscv;
 381       break;
 382 #endif
 383 #ifdef ARCH_rs6000
 384     case bfd_arch_rs6000:
 385       if (bfd_get_mach (abfd) == bfd_mach_ppc_620)
 386         disassemble = print_insn_big_powerpc;
 387       else
 388         disassemble = print_insn_rs6000;
 389       break;
 390 #endif
 391 #ifdef ARCH_rl78
 392     case bfd_arch_rl78:
 393       disassemble = rl78_get_disassembler (abfd);
 394       break;
 395 #endif
 396 #ifdef ARCH_rx
 397     case bfd_arch_rx:
 398       disassemble = print_insn_rx;
 399       break;
 400 #endif
 401 #ifdef ARCH_s390
 402     case bfd_arch_s390:
 403       disassemble = print_insn_s390;
 404       break;
 405 #endif
 406 #ifdef ARCH_score
 407     case bfd_arch_score:
 408       if (bfd_big_endian (abfd))
 409         disassemble = print_insn_big_score;
 410       else
 411         disassemble = print_insn_little_score;
 412      break;
 413 #endif
 414 #ifdef ARCH_sh
 415     case bfd_arch_sh:
 416       disassemble = print_insn_sh;
 417       break;
 418 #endif
 419 #ifdef ARCH_sparc
 420     case bfd_arch_sparc:
 421       disassemble = print_insn_sparc;
 422       break;
 423 #endif
 424 #ifdef ARCH_spu
 425     case bfd_arch_spu:
 426       disassemble = print_insn_spu;
 427       break;
 428 #endif
 429 #ifdef ARCH_tic30
 430     case bfd_arch_tic30:
 431       disassemble = print_insn_tic30;
 432       break;
 433 #endif
 434 #ifdef ARCH_tic4x
 435     case bfd_arch_tic4x:
 436       disassemble = print_insn_tic4x;
 437       break;
 438 #endif
 439 #ifdef ARCH_tic54x
 440     case bfd_arch_tic54x:
 441       disassemble = print_insn_tic54x;
 442       break;
 443 #endif
 444 #ifdef ARCH_tic6x
 445     case bfd_arch_tic6x:
 446       disassemble = print_insn_tic6x;
 447       break;
 448 #endif
 449 #ifdef ARCH_tic80
 450     case bfd_arch_tic80:
 451       disassemble = print_insn_tic80;
 452       break;
 453 #endif
 454 #ifdef ARCH_ft32
 455     case bfd_arch_ft32:
 456       disassemble = print_insn_ft32;
 457       break;
 458 #endif
 459 #ifdef ARCH_v850
 460     case bfd_arch_v850:
 461     case bfd_arch_v850_rh850:
 462       disassemble = print_insn_v850;
 463       break;
 464 #endif
 465 #ifdef ARCH_w65
 466     case bfd_arch_w65:
 467       disassemble = print_insn_w65;
 468       break;
 469 #endif
 470 #ifdef ARCH_xgate
 471     case bfd_arch_xgate:
 472       disassemble = print_insn_xgate;
 473       break;
 474 #endif
 475 #ifdef ARCH_xstormy16
 476     case bfd_arch_xstormy16:
 477       disassemble = print_insn_xstormy16;
 478       break;
 479 #endif
 480 #ifdef ARCH_xc16x
 481     case bfd_arch_xc16x:
 482       disassemble = print_insn_xc16x;
 483       break;
 484 #endif
 485 #ifdef ARCH_xtensa
 486     case bfd_arch_xtensa:
 487       disassemble = print_insn_xtensa;
 488       break;
 489 #endif
 490 #ifdef ARCH_z80
 491     case bfd_arch_z80:
 492       disassemble = print_insn_z80;
 493       break;
 494 #endif
 495 #ifdef ARCH_z8k
 496     case bfd_arch_z8k:
 497       if (bfd_get_mach(abfd) == bfd_mach_z8001)
 498         disassemble = print_insn_z8001;
 499       else
 500         disassemble = print_insn_z8002;
 501       break;
 502 #endif
 503 #ifdef ARCH_vax
 504     case bfd_arch_vax:
 505       disassemble = print_insn_vax;
 506       break;
 507 #endif
 508 #ifdef ARCH_visium
 509      case bfd_arch_visium:
 510        disassemble = print_insn_visium;
 511        break;
 512 #endif
 513 #ifdef ARCH_frv
 514     case bfd_arch_frv:
 515       disassemble = print_insn_frv;
 516       break;
 517 #endif
 518 #ifdef ARCH_moxie
 519     case bfd_arch_moxie:
 520       disassemble = print_insn_moxie;
 521       break;
 522 #endif
 523 #ifdef ARCH_iq2000
 524     case bfd_arch_iq2000:
 525       disassemble = print_insn_iq2000;
 526       break;
 527 #endif
 528 #ifdef ARCH_m32c
 529     case bfd_arch_m32c:
 530       disassemble = print_insn_m32c;
 531       break;
 532 #endif
 533 #ifdef ARCH_tilegx
 534     case bfd_arch_tilegx:
 535       disassemble = print_insn_tilegx;
 536       break;
 537 #endif
 538 #ifdef ARCH_tilepro
 539     case bfd_arch_tilepro:
 540       disassemble = print_insn_tilepro;
 541       break;
 542 #endif
 543     default:
 544       return 0;
 545     }
 546   return disassemble;
 547 }
 548
 549 void
 550 disassembler_usage (FILE *stream ATTRIBUTE_UNUSED)
 551 {
 552 #ifdef ARCH_aarch64
 553   print_aarch64_disassembler_options (stream);
 554 #endif
 555 #ifdef ARCH_arc
 556   print_arc_disassembler_options (stream);
 557 #endif
 558 #ifdef ARCH_arm
 559   print_arm_disassembler_options (stream);
 560 #endif
 561 #ifdef ARCH_mips
 562   print_mips_disassembler_options (stream);
 563 #endif
 564 #ifdef ARCH_powerpc
 565   print_ppc_disassembler_options (stream);
 566 #endif
 567 #ifdef ARCH_riscv
 568   print_riscv_disassembler_options (stream);
 569 #endif
 570 #ifdef ARCH_i386
 571   print_i386_disassembler_options (stream);
 572 #endif
 573 #ifdef ARCH_s390
 574   print_s390_disassembler_options (stream);
 575 #endif
 576
 577   return;
 578 }
 579
 580 void
 581 disassemble_init_for_target (struct disassemble_info * info)
 582 {
 583   if (info == NULL)
 584     return;
 585
 586   switch (info->arch)
 587     {
 588 #ifdef ARCH_aarch64
 589     case bfd_arch_aarch64:
 590       info->symbol_is_valid = aarch64_symbol_is_valid;
 591       info->disassembler_needs_relocs = TRUE;
 592       break;
 593 #endif
 594 #ifdef ARCH_arm
 595     case bfd_arch_arm:
 596       info->symbol_is_valid = arm_symbol_is_valid;
 597       info->disassembler_needs_relocs = TRUE;
 598       break;
 599 #endif
 600 #ifdef ARCH_ia64
 601     case bfd_arch_ia64:
 602       info->skip_zeroes = 16;
 603       break;
 604 #endif
 605 #ifdef ARCH_tic4x
 606     case bfd_arch_tic4x:
 607       info->skip_zeroes = 32;
 608       break;
 609 #endif
 610 #ifdef ARCH_mep
 611     case bfd_arch_mep:
 612       info->skip_zeroes = 256;
 613       info->skip_zeroes_at_end = 0;
 614       break;
 615 #endif
 616 #ifdef ARCH_metag
 617     case bfd_arch_metag:
 618       info->disassembler_needs_relocs = TRUE;
 619       break;
 620 #endif
 621 #ifdef ARCH_m32c
 622     case bfd_arch_m32c:
 623       /* This processor in fact is little endian.  The value set here
 624          reflects the way opcodes are written in the cgen description.  */
 625       info->endian = BFD_ENDIAN_BIG;
 626       if (! info->insn_sets)
 627         {
 628           info->insn_sets = cgen_bitset_create (ISA_MAX);
 629           if (info->mach == bfd_mach_m16c)
 630             cgen_bitset_set (info->insn_sets, ISA_M16C);
 631           else
 632             cgen_bitset_set (info->insn_sets, ISA_M32C);
 633         }
 634       break;
 635 #endif
 636 #ifdef ARCH_powerpc
 637     case bfd_arch_powerpc:
 638 #endif
 639 #ifdef ARCH_rs6000
 640     case bfd_arch_rs6000:
 641 #endif
 642 #if defined (ARCH_powerpc) || defined (ARCH_rs6000)
 643       disassemble_init_powerpc (info);
 644       break;
 645 #endif
 646     default:
 647       break;
 648     }
 649 }