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 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_lm32
  50 #define ARCH_m32c
  51 #define ARCH_m32r
  52 #define ARCH_m68hc11
  53 #define ARCH_m68hc12
  54 #define ARCH_m68k
  55 #define ARCH_m88k
  56 #define ARCH_maxq
  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_tic80
  84 #define ARCH_v850
  85 #define ARCH_vax
  86 #define ARCH_w65
  87 #define ARCH_xstormy16
  88 #define ARCH_xc16x
  89 #define ARCH_xtensa
  90 #define ARCH_z80
  91 #define ARCH_z8k
  92 #define INCLUDE_SHMEDIA
  93 #endif
  94
  95 #ifdef ARCH_m32c
  96 #include "m32c-desc.h"
  97 #endif
  98
  99 disassembler_ftype
 100 disassembler (abfd)
 101      bfd *abfd;
 102 {
 103   enum bfd_architecture a = bfd_get_arch (abfd);
 104   disassembler_ftype disassemble;
 105
 106   switch (a)
 107     {
 108       /* If you add a case to this table, also add it to the
 109          ARCH_all definition right above this function.  */
 110 #ifdef ARCH_alpha
 111     case bfd_arch_alpha:
 112       disassemble = print_insn_alpha;
 113       break;
 114 #endif
 115 #ifdef ARCH_arc
 116     case bfd_arch_arc:
 117       {
 118         disassemble = arc_get_disassembler (abfd);
 119         break;
 120       }
 121 #endif
 122 #ifdef ARCH_arm
 123     case bfd_arch_arm:
 124       if (bfd_big_endian (abfd))
 125         disassemble = print_insn_big_arm;
 126       else
 127         disassemble = print_insn_little_arm;
 128       break;
 129 #endif
 130 #ifdef ARCH_avr
 131     case bfd_arch_avr:
 132       disassemble = print_insn_avr;
 133       break;
 134 #endif
 135 #ifdef ARCH_bfin
 136     case bfd_arch_bfin:
 137       disassemble = print_insn_bfin;
 138       break;
 139 #endif
 140 #ifdef ARCH_cr16
 141     case bfd_arch_cr16:
 142       disassemble = print_insn_cr16;
 143       break;
 144 #endif
 145 #ifdef ARCH_cris
 146     case bfd_arch_cris:
 147       disassemble = cris_get_disassembler (abfd);
 148       break;
 149 #endif
 150 #ifdef ARCH_crx
 151     case bfd_arch_crx:
 152       disassemble = print_insn_crx;
 153       break;
 154 #endif
 155 #ifdef ARCH_d10v
 156     case bfd_arch_d10v:
 157       disassemble = print_insn_d10v;
 158       break;
 159 #endif
 160 #ifdef ARCH_d30v
 161     case bfd_arch_d30v:
 162       disassemble = print_insn_d30v;
 163       break;
 164 #endif
 165 #ifdef ARCH_dlx
 166     case bfd_arch_dlx:
 167       /* As far as I know we only handle big-endian DLX objects.  */
 168       disassemble = print_insn_dlx;
 169       break;
 170 #endif
 171 #ifdef ARCH_h8300
 172     case bfd_arch_h8300:
 173       if (bfd_get_mach (abfd) == bfd_mach_h8300h
 174           || bfd_get_mach (abfd) == bfd_mach_h8300hn)
 175         disassemble = print_insn_h8300h;
 176       else if (bfd_get_mach (abfd) == bfd_mach_h8300s
 177                || bfd_get_mach (abfd) == bfd_mach_h8300sn
 178                || bfd_get_mach (abfd) == bfd_mach_h8300sx
 179                || bfd_get_mach (abfd) == bfd_mach_h8300sxn)
 180         disassemble = print_insn_h8300s;
 181       else
 182         disassemble = print_insn_h8300;
 183       break;
 184 #endif
 185 #ifdef ARCH_h8500
 186     case bfd_arch_h8500:
 187       disassemble = print_insn_h8500;
 188       break;
 189 #endif
 190 #ifdef ARCH_hppa
 191     case bfd_arch_hppa:
 192       disassemble = print_insn_hppa;
 193       break;
 194 #endif
 195 #ifdef ARCH_i370
 196     case bfd_arch_i370:
 197       disassemble = print_insn_i370;
 198       break;
 199 #endif
 200 #ifdef ARCH_i386
 201     case bfd_arch_i386:
 202     case bfd_arch_l1om:
 203       disassemble = print_insn_i386;
 204       break;
 205 #endif
 206 #ifdef ARCH_i860
 207     case bfd_arch_i860:
 208       disassemble = print_insn_i860;
 209       break;
 210 #endif
 211 #ifdef ARCH_i960
 212     case bfd_arch_i960:
 213       disassemble = print_insn_i960;
 214       break;
 215 #endif
 216 #ifdef ARCH_ia64
 217     case bfd_arch_ia64:
 218       disassemble = print_insn_ia64;
 219       break;
 220 #endif
 221 #ifdef ARCH_ip2k
 222     case bfd_arch_ip2k:
 223       disassemble = print_insn_ip2k;
 224       break;
 225 #endif
 226 #ifdef ARCH_fr30
 227     case bfd_arch_fr30:
 228       disassemble = print_insn_fr30;
 229       break;
 230 #endif
 231 #ifdef ARCH_lm32
 232     case bfd_arch_lm32:
 233       disassemble = print_insn_lm32;
 234       break;
 235 #endif
 236 #ifdef ARCH_m32r
 237     case bfd_arch_m32r:
 238       disassemble = print_insn_m32r;
 239       break;
 240 #endif
 241 #if defined(ARCH_m68hc11) || defined(ARCH_m68hc12)
 242     case bfd_arch_m68hc11:
 243       disassemble = print_insn_m68hc11;
 244       break;
 245     case bfd_arch_m68hc12:
 246       disassemble = print_insn_m68hc12;
 247       break;
 248 #endif
 249 #ifdef ARCH_m68k
 250     case bfd_arch_m68k:
 251       disassemble = print_insn_m68k;
 252       break;
 253 #endif
 254 #ifdef ARCH_m88k
 255     case bfd_arch_m88k:
 256       disassemble = print_insn_m88k;
 257       break;
 258 #endif
 259 #ifdef ARCH_maxq
 260     case bfd_arch_maxq:
 261       disassemble = print_insn_maxq_little;
 262       break;
 263 #endif
 264 #ifdef ARCH_mt
 265     case bfd_arch_mt:
 266       disassemble = print_insn_mt;
 267       break;
 268 #endif
 269 #ifdef ARCH_microblaze
 270     case bfd_arch_microblaze:
 271       disassemble = print_insn_microblaze;
 272       break;
 273 #endif
 274 #ifdef ARCH_msp430
 275     case bfd_arch_msp430:
 276       disassemble = print_insn_msp430;
 277       break;
 278 #endif
 279 #ifdef ARCH_ns32k
 280     case bfd_arch_ns32k:
 281       disassemble = print_insn_ns32k;
 282       break;
 283 #endif
 284 #ifdef ARCH_mcore
 285     case bfd_arch_mcore:
 286       disassemble = print_insn_mcore;
 287       break;
 288 #endif
 289 #ifdef ARCH_mep
 290     case bfd_arch_mep:
 291       disassemble = print_insn_mep;
 292       break;
 293 #endif
 294 #ifdef ARCH_mips
 295     case bfd_arch_mips:
 296       if (bfd_big_endian (abfd))
 297         disassemble = print_insn_big_mips;
 298       else
 299         disassemble = print_insn_little_mips;
 300       break;
 301 #endif
 302 #ifdef ARCH_mmix
 303     case bfd_arch_mmix:
 304       disassemble = print_insn_mmix;
 305       break;
 306 #endif
 307 #ifdef ARCH_mn10200
 308     case bfd_arch_mn10200:
 309       disassemble = print_insn_mn10200;
 310       break;
 311 #endif
 312 #ifdef ARCH_mn10300
 313     case bfd_arch_mn10300:
 314       disassemble = print_insn_mn10300;
 315       break;
 316 #endif
 317 #ifdef ARCH_openrisc
 318     case bfd_arch_openrisc:
 319       disassemble = print_insn_openrisc;
 320       break;
 321 #endif
 322 #ifdef ARCH_or32
 323     case bfd_arch_or32:
 324       if (bfd_big_endian (abfd))
 325         disassemble = print_insn_big_or32;
 326       else
 327         disassemble = print_insn_little_or32;
 328       break;
 329 #endif
 330 #ifdef ARCH_pdp11
 331     case bfd_arch_pdp11:
 332       disassemble = print_insn_pdp11;
 333       break;
 334 #endif
 335 #ifdef ARCH_pj
 336     case bfd_arch_pj:
 337       disassemble = print_insn_pj;
 338       break;
 339 #endif
 340 #ifdef ARCH_powerpc
 341     case bfd_arch_powerpc:
 342       if (bfd_big_endian (abfd))
 343         disassemble = print_insn_big_powerpc;
 344       else
 345         disassemble = print_insn_little_powerpc;
 346       break;
 347 #endif
 348 #ifdef ARCH_rs6000
 349     case bfd_arch_rs6000:
 350       if (bfd_get_mach (abfd) == bfd_mach_ppc_620)
 351         disassemble = print_insn_big_powerpc;
 352       else
 353         disassemble = print_insn_rs6000;
 354       break;
 355 #endif
 356 #ifdef ARCH_rx
 357     case bfd_arch_rx:
 358       disassemble = print_insn_rx;
 359       break;
 360 #endif
 361 #ifdef ARCH_s390
 362     case bfd_arch_s390:
 363       disassemble = print_insn_s390;
 364       break;
 365 #endif
 366 #ifdef ARCH_score
 367     case bfd_arch_score:
 368       if (bfd_big_endian (abfd))
 369         disassemble = print_insn_big_score;
 370       else
 371         disassemble = print_insn_little_score;
 372      break;
 373 #endif
 374 #ifdef ARCH_sh
 375     case bfd_arch_sh:
 376       disassemble = print_insn_sh;
 377       break;
 378 #endif
 379 #ifdef ARCH_sparc
 380     case bfd_arch_sparc:
 381       disassemble = print_insn_sparc;
 382       break;
 383 #endif
 384 #ifdef ARCH_spu
 385     case bfd_arch_spu:
 386       disassemble = print_insn_spu;
 387       break;
 388 #endif
 389 #ifdef ARCH_tic30
 390     case bfd_arch_tic30:
 391       disassemble = print_insn_tic30;
 392       break;
 393 #endif
 394 #ifdef ARCH_tic4x
 395     case bfd_arch_tic4x:
 396       disassemble = print_insn_tic4x;
 397       break;
 398 #endif
 399 #ifdef ARCH_tic54x
 400     case bfd_arch_tic54x:
 401       disassemble = print_insn_tic54x;
 402       break;
 403 #endif
 404 #ifdef ARCH_tic80
 405     case bfd_arch_tic80:
 406       disassemble = print_insn_tic80;
 407       break;
 408 #endif
 409 #ifdef ARCH_v850
 410     case bfd_arch_v850:
 411       disassemble = print_insn_v850;
 412       break;
 413 #endif
 414 #ifdef ARCH_w65
 415     case bfd_arch_w65:
 416       disassemble = print_insn_w65;
 417       break;
 418 #endif
 419 #ifdef ARCH_xstormy16
 420     case bfd_arch_xstormy16:
 421       disassemble = print_insn_xstormy16;
 422       break;
 423 #endif
 424 #ifdef ARCH_xc16x
 425     case bfd_arch_xc16x:
 426       disassemble = print_insn_xc16x;
 427       break;
 428 #endif
 429 #ifdef ARCH_xtensa
 430     case bfd_arch_xtensa:
 431       disassemble = print_insn_xtensa;
 432       break;
 433 #endif
 434 #ifdef ARCH_z80
 435     case bfd_arch_z80:
 436       disassemble = print_insn_z80;
 437       break;
 438 #endif
 439 #ifdef ARCH_z8k
 440     case bfd_arch_z8k:
 441       if (bfd_get_mach(abfd) == bfd_mach_z8001)
 442         disassemble = print_insn_z8001;
 443       else
 444         disassemble = print_insn_z8002;
 445       break;
 446 #endif
 447 #ifdef ARCH_vax
 448     case bfd_arch_vax:
 449       disassemble = print_insn_vax;
 450       break;
 451 #endif
 452 #ifdef ARCH_frv
 453     case bfd_arch_frv:
 454       disassemble = print_insn_frv;
 455       break;
 456 #endif
 457 #ifdef ARCH_moxie
 458     case bfd_arch_moxie:
 459       disassemble = print_insn_moxie;
 460       break;
 461 #endif
 462 #ifdef ARCH_iq2000
 463     case bfd_arch_iq2000:
 464       disassemble = print_insn_iq2000;
 465       break;
 466 #endif
 467 #ifdef ARCH_m32c
 468     case bfd_arch_m32c:
 469       disassemble = print_insn_m32c;
 470       break;
 471 #endif
 472     default:
 473       return 0;
 474     }
 475   return disassemble;
 476 }
 477
 478 void
 479 disassembler_usage (stream)
 480      FILE * stream ATTRIBUTE_UNUSED;
 481 {
 482 #ifdef ARCH_arm
 483   print_arm_disassembler_options (stream);
 484 #endif
 485 #ifdef ARCH_mips
 486   print_mips_disassembler_options (stream);
 487 #endif
 488 #ifdef ARCH_powerpc
 489   print_ppc_disassembler_options (stream);
 490 #endif
 491 #ifdef ARCH_i386
 492   print_i386_disassembler_options (stream);
 493 #endif
 494 #ifdef ARCH_s390
 495   print_s390_disassembler_options (stream);
 496 #endif
 497
 498   return;
 499 }
 500
 501 void
 502 disassemble_init_for_target (struct disassemble_info * info)
 503 {
 504   if (info == NULL)
 505     return;
 506
 507   switch (info->arch)
 508     {
 509 #ifdef ARCH_arm
 510     case bfd_arch_arm:
 511       info->symbol_is_valid = arm_symbol_is_valid;
 512       info->disassembler_needs_relocs = TRUE;
 513       break;
 514 #endif
 515 #ifdef ARCH_ia64
 516     case bfd_arch_ia64:
 517       info->skip_zeroes = 16;
 518       break;
 519 #endif
 520 #ifdef ARCH_tic4x
 521     case bfd_arch_tic4x:
 522       info->skip_zeroes = 32;
 523       break;
 524 #endif
 525 #ifdef ARCH_mep
 526     case bfd_arch_mep:
 527       info->skip_zeroes = 256;
 528       info->skip_zeroes_at_end = 0;
 529       break;
 530 #endif
 531 #ifdef ARCH_m32c
 532     case bfd_arch_m32c:
 533       info->endian = BFD_ENDIAN_BIG;
 534       if (! info->insn_sets)
 535         {
 536           info->insn_sets = cgen_bitset_create (ISA_MAX);
 537           if (info->mach == bfd_mach_m16c)
 538             cgen_bitset_set (info->insn_sets, ISA_M16C);
 539           else
 540             cgen_bitset_set (info->insn_sets, ISA_M32C);
 541         }
 542       break;
 543 #endif
 544     default:
 545       break;
 546     }
 547 }