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 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_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_fr30
  38 #define ARCH_frv
  39 #define ARCH_h8300
  40 #define ARCH_h8500
  41 #define ARCH_hppa
  42 #define ARCH_i370
  43 #define ARCH_i386
  44 #define ARCH_i860
  45 #define ARCH_i960
  46 #define ARCH_ia64
  47 #define ARCH_ip2k
  48 #define ARCH_iq2000
  49 #define ARCH_m32c
  50 #define ARCH_m32r
  51 #define ARCH_m68hc11
  52 #define ARCH_m68hc12
  53 #define ARCH_m68k
  54 #define ARCH_m88k
  55 #define ARCH_maxq
  56 #define ARCH_mcore
  57 #define ARCH_mep
  58 #define ARCH_mips
  59 #define ARCH_mmix
  60 #define ARCH_mn10200
  61 #define ARCH_mn10300
  62 #define ARCH_mt
  63 #define ARCH_msp430
  64 #define ARCH_ns32k
  65 #define ARCH_openrisc
  66 #define ARCH_or32
  67 #define ARCH_pdp11
  68 #define ARCH_pj
  69 #define ARCH_powerpc
  70 #define ARCH_rs6000
  71 #define ARCH_s390
  72 #define ARCH_score
  73 #define ARCH_sh
  74 #define ARCH_sparc
  75 #define ARCH_spu
  76 #define ARCH_tic30
  77 #define ARCH_tic4x
  78 #define ARCH_tic54x
  79 #define ARCH_tic80
  80 #define ARCH_v850
  81 #define ARCH_vax
  82 #define ARCH_w65
  83 #define ARCH_xstormy16
  84 #define ARCH_xc16x
  85 #define ARCH_xtensa
  86 #define ARCH_z80
  87 #define ARCH_z8k
  88 #define INCLUDE_SHMEDIA
  89 #endif
  90
  91 #ifdef ARCH_m32c
  92 #include "m32c-desc.h"
  93 #endif
  94
  95 disassembler_ftype
  96 disassembler (abfd)
  97      bfd *abfd;
  98 {
  99   enum bfd_architecture a = bfd_get_arch (abfd);
 100   disassembler_ftype disassemble;
 101
 102   switch (a)
 103     {
 104       /* If you add a case to this table, also add it to the
 105          ARCH_all definition right above this function.  */
 106 #ifdef ARCH_alpha
 107     case bfd_arch_alpha:
 108       disassemble = print_insn_alpha;
 109       break;
 110 #endif
 111 #ifdef ARCH_arc
 112     case bfd_arch_arc:
 113       {
 114         disassemble = arc_get_disassembler (abfd);
 115         break;
 116       }
 117 #endif
 118 #ifdef ARCH_arm
 119     case bfd_arch_arm:
 120       if (bfd_big_endian (abfd))
 121         disassemble = print_insn_big_arm;
 122       else
 123         disassemble = print_insn_little_arm;
 124       break;
 125 #endif
 126 #ifdef ARCH_avr
 127     case bfd_arch_avr:
 128       disassemble = print_insn_avr;
 129       break;
 130 #endif
 131 #ifdef ARCH_bfin
 132     case bfd_arch_bfin:
 133       disassemble = print_insn_bfin;
 134       break;
 135 #endif
 136 #ifdef ARCH_cr16
 137     case bfd_arch_cr16:
 138       disassemble = print_insn_cr16;
 139       break;
 140 #endif
 141 #ifdef ARCH_cris
 142     case bfd_arch_cris:
 143       disassemble = cris_get_disassembler (abfd);
 144       break;
 145 #endif
 146 #ifdef ARCH_crx
 147     case bfd_arch_crx:
 148       disassemble = print_insn_crx;
 149       break;
 150 #endif
 151 #ifdef ARCH_d10v
 152     case bfd_arch_d10v:
 153       disassemble = print_insn_d10v;
 154       break;
 155 #endif
 156 #ifdef ARCH_d30v
 157     case bfd_arch_d30v:
 158       disassemble = print_insn_d30v;
 159       break;
 160 #endif
 161 #ifdef ARCH_dlx
 162     case bfd_arch_dlx:
 163       /* As far as I know we only handle big-endian DLX objects.  */
 164       disassemble = print_insn_dlx;
 165       break;
 166 #endif
 167 #ifdef ARCH_h8300
 168     case bfd_arch_h8300:
 169       if (bfd_get_mach (abfd) == bfd_mach_h8300h
 170           || bfd_get_mach (abfd) == bfd_mach_h8300hn)
 171         disassemble = print_insn_h8300h;
 172       else if (bfd_get_mach (abfd) == bfd_mach_h8300s
 173                || bfd_get_mach (abfd) == bfd_mach_h8300sn
 174                || bfd_get_mach (abfd) == bfd_mach_h8300sx
 175                || bfd_get_mach (abfd) == bfd_mach_h8300sxn)
 176         disassemble = print_insn_h8300s;
 177       else
 178         disassemble = print_insn_h8300;
 179       break;
 180 #endif
 181 #ifdef ARCH_h8500
 182     case bfd_arch_h8500:
 183       disassemble = print_insn_h8500;
 184       break;
 185 #endif
 186 #ifdef ARCH_hppa
 187     case bfd_arch_hppa:
 188       disassemble = print_insn_hppa;
 189       break;
 190 #endif
 191 #ifdef ARCH_i370
 192     case bfd_arch_i370:
 193       disassemble = print_insn_i370;
 194       break;
 195 #endif
 196 #ifdef ARCH_i386
 197     case bfd_arch_i386:
 198       disassemble = print_insn_i386;
 199       break;
 200 #endif
 201 #ifdef ARCH_i860
 202     case bfd_arch_i860:
 203       disassemble = print_insn_i860;
 204       break;
 205 #endif
 206 #ifdef ARCH_i960
 207     case bfd_arch_i960:
 208       disassemble = print_insn_i960;
 209       break;
 210 #endif
 211 #ifdef ARCH_ia64
 212     case bfd_arch_ia64:
 213       disassemble = print_insn_ia64;
 214       break;
 215 #endif
 216 #ifdef ARCH_ip2k
 217     case bfd_arch_ip2k:
 218       disassemble = print_insn_ip2k;
 219       break;
 220 #endif
 221 #ifdef ARCH_fr30
 222     case bfd_arch_fr30:
 223       disassemble = print_insn_fr30;
 224       break;
 225 #endif
 226 #ifdef ARCH_m32r
 227     case bfd_arch_m32r:
 228       disassemble = print_insn_m32r;
 229       break;
 230 #endif
 231 #if defined(ARCH_m68hc11) || defined(ARCH_m68hc12)
 232     case bfd_arch_m68hc11:
 233       disassemble = print_insn_m68hc11;
 234       break;
 235     case bfd_arch_m68hc12:
 236       disassemble = print_insn_m68hc12;
 237       break;
 238 #endif
 239 #ifdef ARCH_m68k
 240     case bfd_arch_m68k:
 241       disassemble = print_insn_m68k;
 242       break;
 243 #endif
 244 #ifdef ARCH_m88k
 245     case bfd_arch_m88k:
 246       disassemble = print_insn_m88k;
 247       break;
 248 #endif
 249 #ifdef ARCH_maxq
 250     case bfd_arch_maxq:
 251       disassemble = print_insn_maxq_little;
 252       break;
 253 #endif
 254 #ifdef ARCH_mt
 255     case bfd_arch_mt:
 256       disassemble = print_insn_mt;
 257       break;
 258 #endif
 259 #ifdef ARCH_msp430
 260     case bfd_arch_msp430:
 261       disassemble = print_insn_msp430;
 262       break;
 263 #endif
 264 #ifdef ARCH_ns32k
 265     case bfd_arch_ns32k:
 266       disassemble = print_insn_ns32k;
 267       break;
 268 #endif
 269 #ifdef ARCH_mcore
 270     case bfd_arch_mcore:
 271       disassemble = print_insn_mcore;
 272       break;
 273 #endif
 274 #ifdef ARCH_mep
 275     case bfd_arch_mep:
 276       disassemble = print_insn_mep;
 277       break;
 278 #endif
 279 #ifdef ARCH_mips
 280     case bfd_arch_mips:
 281       if (bfd_big_endian (abfd))
 282         disassemble = print_insn_big_mips;
 283       else
 284         disassemble = print_insn_little_mips;
 285       break;
 286 #endif
 287 #ifdef ARCH_mmix
 288     case bfd_arch_mmix:
 289       disassemble = print_insn_mmix;
 290       break;
 291 #endif
 292 #ifdef ARCH_mn10200
 293     case bfd_arch_mn10200:
 294       disassemble = print_insn_mn10200;
 295       break;
 296 #endif
 297 #ifdef ARCH_mn10300
 298     case bfd_arch_mn10300:
 299       disassemble = print_insn_mn10300;
 300       break;
 301 #endif
 302 #ifdef ARCH_openrisc
 303     case bfd_arch_openrisc:
 304       disassemble = print_insn_openrisc;
 305       break;
 306 #endif
 307 #ifdef ARCH_or32
 308     case bfd_arch_or32:
 309       if (bfd_big_endian (abfd))
 310         disassemble = print_insn_big_or32;
 311       else
 312         disassemble = print_insn_little_or32;
 313       break;
 314 #endif
 315 #ifdef ARCH_pdp11
 316     case bfd_arch_pdp11:
 317       disassemble = print_insn_pdp11;
 318       break;
 319 #endif
 320 #ifdef ARCH_pj
 321     case bfd_arch_pj:
 322       disassemble = print_insn_pj;
 323       break;
 324 #endif
 325 #ifdef ARCH_powerpc
 326     case bfd_arch_powerpc:
 327       if (bfd_big_endian (abfd))
 328         disassemble = print_insn_big_powerpc;
 329       else
 330         disassemble = print_insn_little_powerpc;
 331       break;
 332 #endif
 333 #ifdef ARCH_rs6000
 334     case bfd_arch_rs6000:
 335       if (bfd_get_mach (abfd) == bfd_mach_ppc_620)
 336         disassemble = print_insn_big_powerpc;
 337       else
 338         disassemble = print_insn_rs6000;
 339       break;
 340 #endif
 341 #ifdef ARCH_s390
 342     case bfd_arch_s390:
 343       disassemble = print_insn_s390;
 344       break;
 345 #endif
 346 #ifdef ARCH_score
 347     case bfd_arch_score:
 348       if (bfd_big_endian (abfd))
 349         disassemble = print_insn_big_score;
 350       else
 351         disassemble = print_insn_little_score;
 352      break;
 353 #endif
 354 #ifdef ARCH_sh
 355     case bfd_arch_sh:
 356       disassemble = print_insn_sh;
 357       break;
 358 #endif
 359 #ifdef ARCH_sparc
 360     case bfd_arch_sparc:
 361       disassemble = print_insn_sparc;
 362       break;
 363 #endif
 364 #ifdef ARCH_spu
 365     case bfd_arch_spu:
 366       disassemble = print_insn_spu;
 367       break;
 368 #endif
 369 #ifdef ARCH_tic30
 370     case bfd_arch_tic30:
 371       disassemble = print_insn_tic30;
 372       break;
 373 #endif
 374 #ifdef ARCH_tic4x
 375     case bfd_arch_tic4x:
 376       disassemble = print_insn_tic4x;
 377       break;
 378 #endif
 379 #ifdef ARCH_tic54x
 380     case bfd_arch_tic54x:
 381       disassemble = print_insn_tic54x;
 382       break;
 383 #endif
 384 #ifdef ARCH_tic80
 385     case bfd_arch_tic80:
 386       disassemble = print_insn_tic80;
 387       break;
 388 #endif
 389 #ifdef ARCH_v850
 390     case bfd_arch_v850:
 391       disassemble = print_insn_v850;
 392       break;
 393 #endif
 394 #ifdef ARCH_w65
 395     case bfd_arch_w65:
 396       disassemble = print_insn_w65;
 397       break;
 398 #endif
 399 #ifdef ARCH_xstormy16
 400     case bfd_arch_xstormy16:
 401       disassemble = print_insn_xstormy16;
 402       break;
 403 #endif
 404 #ifdef ARCH_xc16x
 405     case bfd_arch_xc16x:
 406       disassemble = print_insn_xc16x;
 407       break;
 408 #endif
 409 #ifdef ARCH_xtensa
 410     case bfd_arch_xtensa:
 411       disassemble = print_insn_xtensa;
 412       break;
 413 #endif
 414 #ifdef ARCH_z80
 415     case bfd_arch_z80:
 416       disassemble = print_insn_z80;
 417       break;
 418 #endif
 419 #ifdef ARCH_z8k
 420     case bfd_arch_z8k:
 421       if (bfd_get_mach(abfd) == bfd_mach_z8001)
 422         disassemble = print_insn_z8001;
 423       else
 424         disassemble = print_insn_z8002;
 425       break;
 426 #endif
 427 #ifdef ARCH_vax
 428     case bfd_arch_vax:
 429       disassemble = print_insn_vax;
 430       break;
 431 #endif
 432 #ifdef ARCH_frv
 433     case bfd_arch_frv:
 434       disassemble = print_insn_frv;
 435       break;
 436 #endif
 437 #ifdef ARCH_iq2000
 438     case bfd_arch_iq2000:
 439       disassemble = print_insn_iq2000;
 440       break;
 441 #endif
 442 #ifdef ARCH_m32c
 443     case bfd_arch_m32c:
 444       disassemble = print_insn_m32c;
 445       break;
 446 #endif
 447     default:
 448       return 0;
 449     }
 450   return disassemble;
 451 }
 452
 453 void
 454 disassembler_usage (stream)
 455      FILE * stream ATTRIBUTE_UNUSED;
 456 {
 457 #ifdef ARCH_arm
 458   print_arm_disassembler_options (stream);
 459 #endif
 460 #ifdef ARCH_mips
 461   print_mips_disassembler_options (stream);
 462 #endif
 463 #ifdef ARCH_powerpc
 464   print_ppc_disassembler_options (stream);
 465 #endif
 466 #ifdef ARCH_i386
 467   print_i386_disassembler_options (stream);
 468 #endif
 469 #ifdef ARCH_s390
 470   print_s390_disassembler_options (stream);
 471 #endif
 472
 473   return;
 474 }
 475
 476 void
 477 disassemble_init_for_target (struct disassemble_info * info)
 478 {
 479   if (info == NULL)
 480     return;
 481
 482   switch (info->arch)
 483     {
 484 #ifdef ARCH_arm
 485     case bfd_arch_arm:
 486       info->symbol_is_valid = arm_symbol_is_valid;
 487       info->disassembler_needs_relocs = TRUE;
 488       break;
 489 #endif
 490 #ifdef ARCH_ia64
 491     case bfd_arch_ia64:
 492       info->skip_zeroes = 16;
 493       break;
 494 #endif
 495 #ifdef ARCH_tic4x
 496     case bfd_arch_tic4x:
 497       info->skip_zeroes = 32;
 498       break;
 499 #endif
 500 #ifdef ARCH_mep
 501     case bfd_arch_mep:
 502       info->skip_zeroes = 256;
 503       info->skip_zeroes_at_end = 0;
 504       break;
 505 #endif
 506 #ifdef ARCH_m32c
 507     case bfd_arch_m32c:
 508       info->endian = BFD_ENDIAN_BIG;
 509       if (! info->insn_sets)
 510         {
 511           info->insn_sets = cgen_bitset_create (ISA_MAX);
 512           if (info->mach == bfd_mach_m16c)
 513             cgen_bitset_set (info->insn_sets, ISA_M16C);
 514           else
 515             cgen_bitset_set (info->insn_sets, ISA_M32C);
 516         }
 517       break;
 518 #endif
 519     default:
 520       break;
 521     }
 522 }