opcodes/disassemble.c

   1 /* Select disassembly routine for specified architecture.
   2    Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
   3    2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
   4
   5    This file is part of the GNU opcodes library.
   6
   7    This library is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  20    MA 02110-1301, USA.  */
  21
  22 #include "sysdep.h"
  23 #include "dis-asm.h"
  24
  25 #ifdef ARCH_all
  26 #define ARCH_alpha
  27 #define ARCH_arc
  28 #define ARCH_arm
  29 #define ARCH_epiphany
  30 #define ARCH_avr
  31 #define ARCH_bfin
  32 #define ARCH_cr16
  33 #define ARCH_cris
  34 #define ARCH_crx
  35 #define ARCH_d10v
  36 #define ARCH_d30v
  37 #define ARCH_dlx
  38 #define ARCH_fr30
  39 #define ARCH_frv
  40 #define ARCH_h8300
  41 #define ARCH_h8500
  42 #define ARCH_hppa
  43 #define ARCH_i370
  44 #define ARCH_i386
  45 #define ARCH_i860
  46 #define ARCH_i960
  47 #define ARCH_ia64
  48 #define ARCH_ip2k
  49 #define ARCH_iq2000
  50 #define ARCH_lm32
  51 #define ARCH_m32c
  52 #define ARCH_m32r
  53 #define ARCH_m68hc11
  54 #define ARCH_m68hc12
  55 #define ARCH_m68k
  56 #define ARCH_m88k
  57 #define ARCH_mcore
  58 #define ARCH_mep
  59 #define ARCH_microblaze
  60 #define ARCH_mips
  61 #define ARCH_mmix
  62 #define ARCH_mn10200
  63 #define ARCH_mn10300
  64 #define ARCH_moxie
  65 #define ARCH_mt
  66 #define ARCH_msp430
  67 #define ARCH_ns32k
  68 #define ARCH_openrisc
  69 #define ARCH_or32
  70 #define ARCH_pdp11
  71 #define ARCH_pj
  72 #define ARCH_powerpc
  73 #define ARCH_rs6000
  74 #define ARCH_rx
  75 #define ARCH_s390
  76 #define ARCH_score
  77 #define ARCH_sh
  78 #define ARCH_sparc
  79 #define ARCH_spu
  80 #define ARCH_tic30
  81 #define ARCH_tic4x
  82 #define ARCH_tic54x
  83 #define ARCH_tic6x
  84 #define ARCH_tic80
  85 #define ARCH_tilegx
  86 #define ARCH_tilepro
  87 #define ARCH_v850
  88 #define ARCH_vax
  89 #define ARCH_w65
  90 #define ARCH_xstormy16
  91 #define ARCH_xc16x
  92 #define ARCH_xtensa
  93 #define ARCH_z80
  94 #define ARCH_z8k
  95 #define INCLUDE_SHMEDIA
  96 #endif
  97
  98 #ifdef ARCH_m32c
  99 #include "m32c-desc.h"
 100 #endif
 101
 102 disassembler_ftype
 103 disassembler (abfd)
 104      bfd *abfd;
 105 {
 106   enum bfd_architecture a = bfd_get_arch (abfd);
 107   disassembler_ftype disassemble;
 108
 109   switch (a)
 110     {
 111       /* If you add a case to this table, also add it to the
 112          ARCH_all definition right above this function.  */
 113 #ifdef ARCH_alpha
 114     case bfd_arch_alpha:
 115       disassemble = print_insn_alpha;
 116       break;
 117 #endif
 118 #ifdef ARCH_arc
 119     case bfd_arch_arc:
 120       disassemble = arc_get_disassembler (abfd);
 121       break;
 122 #endif
 123 #ifdef ARCH_arm
 124     case bfd_arch_arm:
 125       if (bfd_big_endian (abfd))
 126         disassemble = print_insn_big_arm;
 127       else
 128         disassemble = print_insn_little_arm;
 129       break;
 130 #endif
 131 #ifdef ARCH_avr
 132     case bfd_arch_avr:
 133       disassemble = print_insn_avr;
 134       break;
 135 #endif
 136 #ifdef ARCH_bfin
 137     case bfd_arch_bfin:
 138       disassemble = print_insn_bfin;
 139       break;
 140 #endif
 141 #ifdef ARCH_cr16
 142     case bfd_arch_cr16:
 143       disassemble = print_insn_cr16;
 144       break;
 145 #endif
 146 #ifdef ARCH_cris
 147     case bfd_arch_cris:
 148       disassemble = cris_get_disassembler (abfd);
 149       break;
 150 #endif
 151 #ifdef ARCH_crx
 152     case bfd_arch_crx:
 153       disassemble = print_insn_crx;
 154       break;
 155 #endif
 156 #ifdef ARCH_d10v
 157     case bfd_arch_d10v:
 158       disassemble = print_insn_d10v;
 159       break;
 160 #endif
 161 #ifdef ARCH_d30v
 162     case bfd_arch_d30v:
 163       disassemble = print_insn_d30v;
 164       break;
 165 #endif
 166 #ifdef ARCH_dlx
 167     case bfd_arch_dlx:
 168       /* As far as I know we only handle big-endian DLX objects.  */
 169       disassemble = print_insn_dlx;
 170       break;
 171 #endif
 172 #ifdef ARCH_h8300
 173     case bfd_arch_h8300:
 174       if (bfd_get_mach (abfd) == bfd_mach_h8300h
 175           || bfd_get_mach (abfd) == bfd_mach_h8300hn)
 176         disassemble = print_insn_h8300h;
 177       else if (bfd_get_mach (abfd) == bfd_mach_h8300s
 178                || bfd_get_mach (abfd) == bfd_mach_h8300sn
 179                || bfd_get_mach (abfd) == bfd_mach_h8300sx
 180                || bfd_get_mach (abfd) == bfd_mach_h8300sxn)
 181         disassemble = print_insn_h8300s;
 182       else
 183         disassemble = print_insn_h8300;
 184       break;
 185 #endif
 186 #ifdef ARCH_h8500
 187     case bfd_arch_h8500:
 188       disassemble = print_insn_h8500;
 189       break;
 190 #endif
 191 #ifdef ARCH_hppa
 192     case bfd_arch_hppa:
 193       disassemble = print_insn_hppa;
 194       break;
 195 #endif
 196 #ifdef ARCH_i370
 197     case bfd_arch_i370:
 198       disassemble = print_insn_i370;
 199       break;
 200 #endif
 201 #ifdef ARCH_i386
 202     case bfd_arch_i386:
 203     case bfd_arch_l1om:
 204     case bfd_arch_k1om:
 205       disassemble = print_insn_i386;
 206       break;
 207 #endif
 208 #ifdef ARCH_i860
 209     case bfd_arch_i860:
 210       disassemble = print_insn_i860;
 211       break;
 212 #endif
 213 #ifdef ARCH_i960
 214     case bfd_arch_i960:
 215       disassemble = print_insn_i960;
 216       break;
 217 #endif
 218 #ifdef ARCH_ia64
 219     case bfd_arch_ia64:
 220       disassemble = print_insn_ia64;
 221       break;
 222 #endif
 223 #ifdef ARCH_ip2k
 224     case bfd_arch_ip2k:
 225       disassemble = print_insn_ip2k;
 226       break;
 227 #endif
 228 #ifdef ARCH_epiphany
 229     case bfd_arch_epiphany:
 230       disassemble = print_insn_epiphany;
 231       break;
 232 #endif
 233 #ifdef ARCH_fr30
 234     case bfd_arch_fr30:
 235       disassemble = print_insn_fr30;
 236       break;
 237 #endif
 238 #ifdef ARCH_lm32
 239     case bfd_arch_lm32:
 240       disassemble = print_insn_lm32;
 241       break;
 242 #endif
 243 #ifdef ARCH_m32r
 244     case bfd_arch_m32r:
 245       disassemble = print_insn_m32r;
 246       break;
 247 #endif
 248 #if defined(ARCH_m68hc11) || defined(ARCH_m68hc12)
 249     case bfd_arch_m68hc11:
 250       disassemble = print_insn_m68hc11;
 251       break;
 252     case bfd_arch_m68hc12:
 253       disassemble = print_insn_m68hc12;
 254       break;
 255 #endif
 256 #ifdef ARCH_m68k
 257     case bfd_arch_m68k:
 258       disassemble = print_insn_m68k;
 259       break;
 260 #endif
 261 #ifdef ARCH_m88k
 262     case bfd_arch_m88k:
 263       disassemble = print_insn_m88k;
 264       break;
 265 #endif
 266 #ifdef ARCH_mt
 267     case bfd_arch_mt:
 268       disassemble = print_insn_mt;
 269       break;
 270 #endif
 271 #ifdef ARCH_microblaze
 272     case bfd_arch_microblaze:
 273       disassemble = print_insn_microblaze;
 274       break;
 275 #endif
 276 #ifdef ARCH_msp430
 277     case bfd_arch_msp430:
 278       disassemble = print_insn_msp430;
 279       break;
 280 #endif
 281 #ifdef ARCH_ns32k
 282     case bfd_arch_ns32k:
 283       disassemble = print_insn_ns32k;
 284       break;
 285 #endif
 286 #ifdef ARCH_mcore
 287     case bfd_arch_mcore:
 288       disassemble = print_insn_mcore;
 289       break;
 290 #endif
 291 #ifdef ARCH_mep
 292     case bfd_arch_mep:
 293       disassemble = print_insn_mep;
 294       break;
 295 #endif
 296 #ifdef ARCH_mips
 297     case bfd_arch_mips:
 298       if (bfd_big_endian (abfd))
 299         disassemble = print_insn_big_mips;
 300       else
 301         disassemble = print_insn_little_mips;
 302       break;
 303 #endif
 304 #ifdef ARCH_mmix
 305     case bfd_arch_mmix:
 306       disassemble = print_insn_mmix;
 307       break;
 308 #endif
 309 #ifdef ARCH_mn10200
 310     case bfd_arch_mn10200:
 311       disassemble = print_insn_mn10200;
 312       break;
 313 #endif
 314 #ifdef ARCH_mn10300
 315     case bfd_arch_mn10300:
 316       disassemble = print_insn_mn10300;
 317       break;
 318 #endif
 319 #ifdef ARCH_openrisc
 320     case bfd_arch_openrisc:
 321       disassemble = print_insn_openrisc;
 322       break;
 323 #endif
 324 #ifdef ARCH_or32
 325     case bfd_arch_or32:
 326       if (bfd_big_endian (abfd))
 327         disassemble = print_insn_big_or32;
 328       else
 329         disassemble = print_insn_little_or32;
 330       break;
 331 #endif
 332 #ifdef ARCH_pdp11
 333     case bfd_arch_pdp11:
 334       disassemble = print_insn_pdp11;
 335       break;
 336 #endif
 337 #ifdef ARCH_pj
 338     case bfd_arch_pj:
 339       disassemble = print_insn_pj;
 340       break;
 341 #endif
 342 #ifdef ARCH_powerpc
 343     case bfd_arch_powerpc:
 344       if (bfd_big_endian (abfd))
 345         disassemble = print_insn_big_powerpc;
 346       else
 347         disassemble = print_insn_little_powerpc;
 348       break;
 349 #endif
 350 #ifdef ARCH_rs6000
 351     case bfd_arch_rs6000:
 352       if (bfd_get_mach (abfd) == bfd_mach_ppc_620)
 353         disassemble = print_insn_big_powerpc;
 354       else
 355         disassemble = print_insn_rs6000;
 356       break;
 357 #endif
 358 #ifdef ARCH_rx
 359     case bfd_arch_rx:
 360       disassemble = print_insn_rx;
 361       break;
 362 #endif
 363 #ifdef ARCH_s390
 364     case bfd_arch_s390:
 365       disassemble = print_insn_s390;
 366       break;
 367 #endif
 368 #ifdef ARCH_score
 369     case bfd_arch_score:
 370       if (bfd_big_endian (abfd))
 371         disassemble = print_insn_big_score;
 372       else
 373         disassemble = print_insn_little_score;
 374      break;
 375 #endif
 376 #ifdef ARCH_sh
 377     case bfd_arch_sh:
 378       disassemble = print_insn_sh;
 379       break;
 380 #endif
 381 #ifdef ARCH_sparc
 382     case bfd_arch_sparc:
 383       disassemble = print_insn_sparc;
 384       break;
 385 #endif
 386 #ifdef ARCH_spu
 387     case bfd_arch_spu:
 388       disassemble = print_insn_spu;
 389       break;
 390 #endif
 391 #ifdef ARCH_tic30
 392     case bfd_arch_tic30:
 393       disassemble = print_insn_tic30;
 394       break;
 395 #endif
 396 #ifdef ARCH_tic4x
 397     case bfd_arch_tic4x:
 398       disassemble = print_insn_tic4x;
 399       break;
 400 #endif
 401 #ifdef ARCH_tic54x
 402     case bfd_arch_tic54x:
 403       disassemble = print_insn_tic54x;
 404       break;
 405 #endif
 406 #ifdef ARCH_tic6x
 407     case bfd_arch_tic6x:
 408       disassemble = print_insn_tic6x;
 409       break;
 410 #endif
 411 #ifdef ARCH_tic80
 412     case bfd_arch_tic80:
 413       disassemble = print_insn_tic80;
 414       break;
 415 #endif
 416 #ifdef ARCH_v850
 417     case bfd_arch_v850:
 418       disassemble = print_insn_v850;
 419       break;
 420 #endif
 421 #ifdef ARCH_w65
 422     case bfd_arch_w65:
 423       disassemble = print_insn_w65;
 424       break;
 425 #endif
 426 #ifdef ARCH_xstormy16
 427     case bfd_arch_xstormy16:
 428       disassemble = print_insn_xstormy16;
 429       break;
 430 #endif
 431 #ifdef ARCH_xc16x
 432     case bfd_arch_xc16x:
 433       disassemble = print_insn_xc16x;
 434       break;
 435 #endif
 436 #ifdef ARCH_xtensa
 437     case bfd_arch_xtensa:
 438       disassemble = print_insn_xtensa;
 439       break;
 440 #endif
 441 #ifdef ARCH_z80
 442     case bfd_arch_z80:
 443       disassemble = print_insn_z80;
 444       break;
 445 #endif
 446 #ifdef ARCH_z8k
 447     case bfd_arch_z8k:
 448       if (bfd_get_mach(abfd) == bfd_mach_z8001)
 449         disassemble = print_insn_z8001;
 450       else
 451         disassemble = print_insn_z8002;
 452       break;
 453 #endif
 454 #ifdef ARCH_vax
 455     case bfd_arch_vax:
 456       disassemble = print_insn_vax;
 457       break;
 458 #endif
 459 #ifdef ARCH_frv
 460     case bfd_arch_frv:
 461       disassemble = print_insn_frv;
 462       break;
 463 #endif
 464 #ifdef ARCH_moxie
 465     case bfd_arch_moxie:
 466       disassemble = print_insn_moxie;
 467       break;
 468 #endif
 469 #ifdef ARCH_iq2000
 470     case bfd_arch_iq2000:
 471       disassemble = print_insn_iq2000;
 472       break;
 473 #endif
 474 #ifdef ARCH_m32c
 475     case bfd_arch_m32c:
 476       disassemble = print_insn_m32c;
 477       break;
 478 #endif
 479 #ifdef ARCH_tilegx
 480     case bfd_arch_tilegx:
 481       disassemble = print_insn_tilegx;
 482       break;
 483 #endif
 484 #ifdef ARCH_tilepro
 485     case bfd_arch_tilepro:
 486       disassemble = print_insn_tilepro;
 487       break;
 488 #endif
 489     default:
 490       return 0;
 491     }
 492   return disassemble;
 493 }
 494
 495 void
 496 disassembler_usage (stream)
 497      FILE * stream ATTRIBUTE_UNUSED;
 498 {
 499 #ifdef ARCH_arm
 500   print_arm_disassembler_options (stream);
 501 #endif
 502 #ifdef ARCH_mips
 503   print_mips_disassembler_options (stream);
 504 #endif
 505 #ifdef ARCH_powerpc
 506   print_ppc_disassembler_options (stream);
 507 #endif
 508 #ifdef ARCH_i386
 509   print_i386_disassembler_options (stream);
 510 #endif
 511 #ifdef ARCH_s390
 512   print_s390_disassembler_options (stream);
 513 #endif
 514
 515   return;
 516 }
 517
 518 void
 519 disassemble_init_for_target (struct disassemble_info * info)
 520 {
 521   if (info == NULL)
 522     return;
 523
 524   switch (info->arch)
 525     {
 526 #ifdef ARCH_arm
 527     case bfd_arch_arm:
 528       info->symbol_is_valid = arm_symbol_is_valid;
 529       info->disassembler_needs_relocs = TRUE;
 530       break;
 531 #endif
 532 #ifdef ARCH_ia64
 533     case bfd_arch_ia64:
 534       info->skip_zeroes = 16;
 535       break;
 536 #endif
 537 #ifdef ARCH_tic4x
 538     case bfd_arch_tic4x:
 539       info->skip_zeroes = 32;
 540       break;
 541 #endif
 542 #ifdef ARCH_mep
 543     case bfd_arch_mep:
 544       info->skip_zeroes = 256;
 545       info->skip_zeroes_at_end = 0;
 546       break;
 547 #endif
 548 #ifdef ARCH_m32c
 549     case bfd_arch_m32c:
 550       /* This processor in fact is little endian.  The value set here
 551          reflects the way opcodes are written in the cgen description.  */
 552       info->endian = BFD_ENDIAN_BIG;
 553       if (! info->insn_sets)
 554         {
 555           info->insn_sets = cgen_bitset_create (ISA_MAX);
 556           if (info->mach == bfd_mach_m16c)
 557             cgen_bitset_set (info->insn_sets, ISA_M16C);
 558           else
 559             cgen_bitset_set (info->insn_sets, ISA_M32C);
 560         }
 561       break;
 562 #endif
 563     default:
 564       break;
 565     }
 566 }