contrib/gdb-7/opcodes/disassemble.c

   1 /* Select disassembly routine for specified architecture.
   2    Copyright (C) 1994-2015 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 (abfd)
 110      bfd *abfd;
 111 {
 112   enum bfd_architecture a = bfd_get_arch (abfd);
 113   disassembler_ftype disassemble;
 114
 115   switch (a)
 116     {
 117       /* If you add a case to this table, also add it to the
 118          ARCH_all definition right above this function.  */
 119 #ifdef ARCH_aarch64
 120     case bfd_arch_aarch64:
 121       disassemble = print_insn_aarch64;
 122       break;
 123 #endif
 124 #ifdef ARCH_alpha
 125     case bfd_arch_alpha:
 126       disassemble = print_insn_alpha;
 127       break;
 128 #endif
 129 #ifdef ARCH_arc
 130     case bfd_arch_arc:
 131       disassemble = arc_get_disassembler (abfd);
 132       break;
 133 #endif
 134 #ifdef ARCH_arm
 135     case bfd_arch_arm:
 136       if (bfd_big_endian (abfd))
 137         disassemble = print_insn_big_arm;
 138       else
 139         disassemble = print_insn_little_arm;
 140       break;
 141 #endif
 142 #ifdef ARCH_avr
 143     case bfd_arch_avr:
 144       disassemble = print_insn_avr;
 145       break;
 146 #endif
 147 #ifdef ARCH_bfin
 148     case bfd_arch_bfin:
 149       disassemble = print_insn_bfin;
 150       break;
 151 #endif
 152 #ifdef ARCH_cr16
 153     case bfd_arch_cr16:
 154       disassemble = print_insn_cr16;
 155       break;
 156 #endif
 157 #ifdef ARCH_cris
 158     case bfd_arch_cris:
 159       disassemble = cris_get_disassembler (abfd);
 160       break;
 161 #endif
 162 #ifdef ARCH_crx
 163     case bfd_arch_crx:
 164       disassemble = print_insn_crx;
 165       break;
 166 #endif
 167 #ifdef ARCH_d10v
 168     case bfd_arch_d10v:
 169       disassemble = print_insn_d10v;
 170       break;
 171 #endif
 172 #ifdef ARCH_d30v
 173     case bfd_arch_d30v:
 174       disassemble = print_insn_d30v;
 175       break;
 176 #endif
 177 #ifdef ARCH_dlx
 178     case bfd_arch_dlx:
 179       /* As far as I know we only handle big-endian DLX objects.  */
 180       disassemble = print_insn_dlx;
 181       break;
 182 #endif
 183 #ifdef ARCH_h8300
 184     case bfd_arch_h8300:
 185       if (bfd_get_mach (abfd) == bfd_mach_h8300h
 186           || bfd_get_mach (abfd) == bfd_mach_h8300hn)
 187         disassemble = print_insn_h8300h;
 188       else if (bfd_get_mach (abfd) == bfd_mach_h8300s
 189                || bfd_get_mach (abfd) == bfd_mach_h8300sn
 190                || bfd_get_mach (abfd) == bfd_mach_h8300sx
 191                || bfd_get_mach (abfd) == bfd_mach_h8300sxn)
 192         disassemble = print_insn_h8300s;
 193       else
 194         disassemble = print_insn_h8300;
 195       break;
 196 #endif
 197 #ifdef ARCH_h8500
 198     case bfd_arch_h8500:
 199       disassemble = print_insn_h8500;
 200       break;
 201 #endif
 202 #ifdef ARCH_hppa
 203     case bfd_arch_hppa:
 204       disassemble = print_insn_hppa;
 205       break;
 206 #endif
 207 #ifdef ARCH_i370
 208     case bfd_arch_i370:
 209       disassemble = print_insn_i370;
 210       break;
 211 #endif
 212 #ifdef ARCH_i386
 213     case bfd_arch_i386:
 214     case bfd_arch_iamcu:
 215     case bfd_arch_l1om:
 216     case bfd_arch_k1om:
 217       disassemble = print_insn_i386;
 218       break;
 219 #endif
 220 #ifdef ARCH_i860
 221     case bfd_arch_i860:
 222       disassemble = print_insn_i860;
 223       break;
 224 #endif
 225 #ifdef ARCH_i960
 226     case bfd_arch_i960:
 227       disassemble = print_insn_i960;
 228       break;
 229 #endif
 230 #ifdef ARCH_ia64
 231     case bfd_arch_ia64:
 232       disassemble = print_insn_ia64;
 233       break;
 234 #endif
 235 #ifdef ARCH_ip2k
 236     case bfd_arch_ip2k:
 237       disassemble = print_insn_ip2k;
 238       break;
 239 #endif
 240 #ifdef ARCH_epiphany
 241     case bfd_arch_epiphany:
 242       disassemble = print_insn_epiphany;
 243       break;
 244 #endif
 245 #ifdef ARCH_fr30
 246     case bfd_arch_fr30:
 247       disassemble = print_insn_fr30;
 248       break;
 249 #endif
 250 #ifdef ARCH_lm32
 251     case bfd_arch_lm32:
 252       disassemble = print_insn_lm32;
 253       break;
 254 #endif
 255 #ifdef ARCH_m32r
 256     case bfd_arch_m32r:
 257       disassemble = print_insn_m32r;
 258       break;
 259 #endif
 260 #if defined(ARCH_m68hc11) || defined(ARCH_m68hc12) \
 261     || defined(ARCH_9s12x) || defined(ARCH_m9s12xg)
 262     case bfd_arch_m68hc11:
 263       disassemble = print_insn_m68hc11;
 264       break;
 265     case bfd_arch_m68hc12:
 266       disassemble = print_insn_m68hc12;
 267       break;
 268     case bfd_arch_m9s12x:
 269       disassemble = print_insn_m9s12x;
 270       break;
 271     case bfd_arch_m9s12xg:
 272       disassemble = print_insn_m9s12xg;
 273       break;
 274 #endif
 275 #ifdef ARCH_m68k
 276     case bfd_arch_m68k:
 277       disassemble = print_insn_m68k;
 278       break;
 279 #endif
 280 #ifdef ARCH_m88k
 281     case bfd_arch_m88k:
 282       disassemble = print_insn_m88k;
 283       break;
 284 #endif
 285 #ifdef ARCH_mt
 286     case bfd_arch_mt:
 287       disassemble = print_insn_mt;
 288       break;
 289 #endif
 290 #ifdef ARCH_microblaze
 291     case bfd_arch_microblaze:
 292       disassemble = print_insn_microblaze;
 293       break;
 294 #endif
 295 #ifdef ARCH_msp430
 296     case bfd_arch_msp430:
 297       disassemble = print_insn_msp430;
 298       break;
 299 #endif
 300 #ifdef ARCH_nds32
 301     case bfd_arch_nds32:
 302       disassemble = print_insn_nds32;
 303       break;
 304 #endif
 305 #ifdef ARCH_ns32k
 306     case bfd_arch_ns32k:
 307       disassemble = print_insn_ns32k;
 308       break;
 309 #endif
 310 #ifdef ARCH_mcore
 311     case bfd_arch_mcore:
 312       disassemble = print_insn_mcore;
 313       break;
 314 #endif
 315 #ifdef ARCH_mep
 316     case bfd_arch_mep:
 317       disassemble = print_insn_mep;
 318       break;
 319 #endif
 320 #ifdef ARCH_metag
 321     case bfd_arch_metag:
 322       disassemble = print_insn_metag;
 323       break;
 324 #endif
 325 #ifdef ARCH_mips
 326     case bfd_arch_mips:
 327       if (bfd_big_endian (abfd))
 328         disassemble = print_insn_big_mips;
 329       else
 330         disassemble = print_insn_little_mips;
 331       break;
 332 #endif
 333 #ifdef ARCH_mmix
 334     case bfd_arch_mmix:
 335       disassemble = print_insn_mmix;
 336       break;
 337 #endif
 338 #ifdef ARCH_mn10200
 339     case bfd_arch_mn10200:
 340       disassemble = print_insn_mn10200;
 341       break;
 342 #endif
 343 #ifdef ARCH_mn10300
 344     case bfd_arch_mn10300:
 345       disassemble = print_insn_mn10300;
 346       break;
 347 #endif
 348 #ifdef ARCH_nios2
 349     case bfd_arch_nios2:
 350       if (bfd_big_endian (abfd))
 351         disassemble = print_insn_big_nios2;
 352       else
 353         disassemble = print_insn_little_nios2;
 354       break;
 355 #endif
 356 #ifdef ARCH_or1k
 357     case bfd_arch_or1k:
 358       disassemble = print_insn_or1k;
 359       break;
 360 #endif
 361 #ifdef ARCH_pdp11
 362     case bfd_arch_pdp11:
 363       disassemble = print_insn_pdp11;
 364       break;
 365 #endif
 366 #ifdef ARCH_pj
 367     case bfd_arch_pj:
 368       disassemble = print_insn_pj;
 369       break;
 370 #endif
 371 #ifdef ARCH_powerpc
 372     case bfd_arch_powerpc:
 373       if (bfd_big_endian (abfd))
 374         disassemble = print_insn_big_powerpc;
 375       else
 376         disassemble = print_insn_little_powerpc;
 377       break;
 378 #endif
 379 #ifdef ARCH_rs6000
 380     case bfd_arch_rs6000:
 381       if (bfd_get_mach (abfd) == bfd_mach_ppc_620)
 382         disassemble = print_insn_big_powerpc;
 383       else
 384         disassemble = print_insn_rs6000;
 385       break;
 386 #endif
 387 #ifdef ARCH_rl78
 388     case bfd_arch_rl78:
 389       disassemble = rl78_get_disassembler (abfd);
 390       break;
 391 #endif
 392 #ifdef ARCH_rx
 393     case bfd_arch_rx:
 394       disassemble = print_insn_rx;
 395       break;
 396 #endif
 397 #ifdef ARCH_s390
 398     case bfd_arch_s390:
 399       disassemble = print_insn_s390;
 400       break;
 401 #endif
 402 #ifdef ARCH_score
 403     case bfd_arch_score:
 404       if (bfd_big_endian (abfd))
 405         disassemble = print_insn_big_score;
 406       else
 407         disassemble = print_insn_little_score;
 408      break;
 409 #endif
 410 #ifdef ARCH_sh
 411     case bfd_arch_sh:
 412       disassemble = print_insn_sh;
 413       break;
 414 #endif
 415 #ifdef ARCH_sparc
 416     case bfd_arch_sparc:
 417       disassemble = print_insn_sparc;
 418       break;
 419 #endif
 420 #ifdef ARCH_spu
 421     case bfd_arch_spu:
 422       disassemble = print_insn_spu;
 423       break;
 424 #endif
 425 #ifdef ARCH_tic30
 426     case bfd_arch_tic30:
 427       disassemble = print_insn_tic30;
 428       break;
 429 #endif
 430 #ifdef ARCH_tic4x
 431     case bfd_arch_tic4x:
 432       disassemble = print_insn_tic4x;
 433       break;
 434 #endif
 435 #ifdef ARCH_tic54x
 436     case bfd_arch_tic54x:
 437       disassemble = print_insn_tic54x;
 438       break;
 439 #endif
 440 #ifdef ARCH_tic6x
 441     case bfd_arch_tic6x:
 442       disassemble = print_insn_tic6x;
 443       break;
 444 #endif
 445 #ifdef ARCH_tic80
 446     case bfd_arch_tic80:
 447       disassemble = print_insn_tic80;
 448       break;
 449 #endif
 450 #ifdef ARCH_ft32
 451     case bfd_arch_ft32:
 452       disassemble = print_insn_ft32;
 453       break;
 454 #endif
 455 #ifdef ARCH_v850
 456     case bfd_arch_v850:
 457     case bfd_arch_v850_rh850:
 458       disassemble = print_insn_v850;
 459       break;
 460 #endif
 461 #ifdef ARCH_w65
 462     case bfd_arch_w65:
 463       disassemble = print_insn_w65;
 464       break;
 465 #endif
 466 #ifdef ARCH_xgate
 467     case bfd_arch_xgate:
 468       disassemble = print_insn_xgate;
 469       break;
 470 #endif
 471 #ifdef ARCH_xstormy16
 472     case bfd_arch_xstormy16:
 473       disassemble = print_insn_xstormy16;
 474       break;
 475 #endif
 476 #ifdef ARCH_xc16x
 477     case bfd_arch_xc16x:
 478       disassemble = print_insn_xc16x;
 479       break;
 480 #endif
 481 #ifdef ARCH_xtensa
 482     case bfd_arch_xtensa:
 483       disassemble = print_insn_xtensa;
 484       break;
 485 #endif
 486 #ifdef ARCH_z80
 487     case bfd_arch_z80:
 488       disassemble = print_insn_z80;
 489       break;
 490 #endif
 491 #ifdef ARCH_z8k
 492     case bfd_arch_z8k:
 493       if (bfd_get_mach(abfd) == bfd_mach_z8001)
 494         disassemble = print_insn_z8001;
 495       else
 496         disassemble = print_insn_z8002;
 497       break;
 498 #endif
 499 #ifdef ARCH_vax
 500     case bfd_arch_vax:
 501       disassemble = print_insn_vax;
 502       break;
 503 #endif
 504 #ifdef ARCH_visium
 505      case bfd_arch_visium:
 506        disassemble = print_insn_visium;
 507        break;
 508 #endif
 509 #ifdef ARCH_frv
 510     case bfd_arch_frv:
 511       disassemble = print_insn_frv;
 512       break;
 513 #endif
 514 #ifdef ARCH_moxie
 515     case bfd_arch_moxie:
 516       disassemble = print_insn_moxie;
 517       break;
 518 #endif
 519 #ifdef ARCH_iq2000
 520     case bfd_arch_iq2000:
 521       disassemble = print_insn_iq2000;
 522       break;
 523 #endif
 524 #ifdef ARCH_m32c
 525     case bfd_arch_m32c:
 526       disassemble = print_insn_m32c;
 527       break;
 528 #endif
 529 #ifdef ARCH_tilegx
 530     case bfd_arch_tilegx:
 531       disassemble = print_insn_tilegx;
 532       break;
 533 #endif
 534 #ifdef ARCH_tilepro
 535     case bfd_arch_tilepro:
 536       disassemble = print_insn_tilepro;
 537       break;
 538 #endif
 539     default:
 540       return 0;
 541     }
 542   return disassemble;
 543 }
 544
 545 void
 546 disassembler_usage (stream)
 547      FILE * stream ATTRIBUTE_UNUSED;
 548 {
 549 #ifdef ARCH_aarch64
 550   print_aarch64_disassembler_options (stream);
 551 #endif
 552 #ifdef ARCH_arm
 553   print_arm_disassembler_options (stream);
 554 #endif
 555 #ifdef ARCH_mips
 556   print_mips_disassembler_options (stream);
 557 #endif
 558 #ifdef ARCH_powerpc
 559   print_ppc_disassembler_options (stream);
 560 #endif
 561 #ifdef ARCH_i386
 562   print_i386_disassembler_options (stream);
 563 #endif
 564 #ifdef ARCH_s390
 565   print_s390_disassembler_options (stream);
 566 #endif
 567
 568   return;
 569 }
 570
 571 void
 572 disassemble_init_for_target (struct disassemble_info * info)
 573 {
 574   if (info == NULL)
 575     return;
 576
 577   switch (info->arch)
 578     {
 579 #ifdef ARCH_aarch64
 580     case bfd_arch_aarch64:
 581       info->symbol_is_valid = aarch64_symbol_is_valid;
 582       info->disassembler_needs_relocs = TRUE;
 583       break;
 584 #endif
 585 #ifdef ARCH_arm
 586     case bfd_arch_arm:
 587       info->symbol_is_valid = arm_symbol_is_valid;
 588       info->disassembler_needs_relocs = TRUE;
 589       break;
 590 #endif
 591 #ifdef ARCH_ia64
 592     case bfd_arch_ia64:
 593       info->skip_zeroes = 16;
 594       break;
 595 #endif
 596 #ifdef ARCH_tic4x
 597     case bfd_arch_tic4x:
 598       info->skip_zeroes = 32;
 599       break;
 600 #endif
 601 #ifdef ARCH_mep
 602     case bfd_arch_mep:
 603       info->skip_zeroes = 256;
 604       info->skip_zeroes_at_end = 0;
 605       break;
 606 #endif
 607 #ifdef ARCH_metag
 608     case bfd_arch_metag:
 609       info->disassembler_needs_relocs = TRUE;
 610       break;
 611 #endif
 612 #ifdef ARCH_m32c
 613     case bfd_arch_m32c:
 614       /* This processor in fact is little endian.  The value set here
 615          reflects the way opcodes are written in the cgen description.  */
 616       info->endian = BFD_ENDIAN_BIG;
 617       if (! info->insn_sets)
 618         {
 619           info->insn_sets = cgen_bitset_create (ISA_MAX);
 620           if (info->mach == bfd_mach_m16c)
 621             cgen_bitset_set (info->insn_sets, ISA_M16C);
 622           else
 623             cgen_bitset_set (info->insn_sets, ISA_M32C);
 624         }
 625       break;
 626 #endif
 627 #ifdef ARCH_powerpc
 628     case bfd_arch_powerpc:
 629 #endif
 630 #ifdef ARCH_rs6000
 631     case bfd_arch_rs6000:
 632 #endif
 633 #if defined (ARCH_powerpc) || defined (ARCH_rs6000)
 634       disassemble_init_powerpc (info);
 635       break;
 636 #endif
 637     default:
 638       break;
 639     }
 640 }