opcodes/disassemble.c

   1 /* Select disassembly routine for specified architecture.
   2    Copyright (C) 1994-2023 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 "disassemble.h"
  23 #include "safe-ctype.h"
  24 #include "opintl.h"
  25
  26 #ifdef ARCH_all
  27 #ifdef BFD64
  28 #define ARCH_aarch64
  29 #define ARCH_alpha
  30 #define ARCH_bpf
  31 #define ARCH_ia64
  32 #define ARCH_loongarch
  33 #define ARCH_mips
  34 #define ARCH_mmix
  35 #define ARCH_nfp
  36 #define ARCH_riscv
  37 #define ARCH_score
  38 #define ARCH_tilegx
  39 #endif
  40 #define ARCH_arc
  41 #define ARCH_arm
  42 #define ARCH_avr
  43 #define ARCH_bfin
  44 #define ARCH_cr16
  45 #define ARCH_cris
  46 #define ARCH_crx
  47 #define ARCH_csky
  48 #define ARCH_d10v
  49 #define ARCH_d30v
  50 #define ARCH_dlx
  51 #define ARCH_epiphany
  52 #define ARCH_fr30
  53 #define ARCH_frv
  54 #define ARCH_ft32
  55 #define ARCH_h8300
  56 #define ARCH_hppa
  57 #define ARCH_i386
  58 #define ARCH_ip2k
  59 #define ARCH_iq2000
  60 #define ARCH_lm32
  61 #define ARCH_m32c
  62 #define ARCH_m32r
  63 #define ARCH_m68hc11
  64 #define ARCH_m68hc12
  65 #define ARCH_m68k
  66 #define ARCH_mcore
  67 #define ARCH_mep
  68 #define ARCH_metag
  69 #define ARCH_microblaze
  70 #define ARCH_mn10200
  71 #define ARCH_mn10300
  72 #define ARCH_moxie
  73 #define ARCH_mt
  74 #define ARCH_msp430
  75 #define ARCH_nds32
  76 #define ARCH_nios2
  77 #define ARCH_ns32k
  78 #define ARCH_or1k
  79 #define ARCH_pdp11
  80 #define ARCH_pj
  81 #define ARCH_powerpc
  82 #define ARCH_pru
  83 #define ARCH_rs6000
  84 #define ARCH_rl78
  85 #define ARCH_rx
  86 #define ARCH_s12z
  87 #define ARCH_s390
  88 #define ARCH_sh
  89 #define ARCH_sparc
  90 #define ARCH_spu
  91 #define ARCH_tic30
  92 #define ARCH_tic4x
  93 #define ARCH_tic54x
  94 #define ARCH_tic6x
  95 #define ARCH_tilepro
  96 #define ARCH_v850
  97 #define ARCH_vax
  98 #define ARCH_visium
  99 #define ARCH_wasm32
 100 #define ARCH_xstormy16
 101 #define ARCH_xgate
 102 #define ARCH_xtensa
 103 #define ARCH_z80
 104 #define ARCH_z8k
 105 #endif
 106
 107 #ifdef ARCH_m32c
 108 #include "m32c-desc.h"
 109 #endif
 110
 111 #ifdef ARCH_bpf
 112 /* XXX this should be including bpf-desc.h instead of this hackery,
 113    but at the moment it is not possible to include several CGEN
 114    generated *-desc.h files simultaneously.  To be fixed in
 115    CGEN...  */
 116
 117 # ifdef ARCH_m32c
 118 enum epbf_isa_attr
 119 {
 120   ISA_EBPFLE, ISA_EBPFBE, ISA_XBPFLE, ISA_XBPFBE, ISA_EBPFMAX
 121 };
 122 # else
 123 #  include "bpf-desc.h"
 124 #  define ISA_EBPFMAX ISA_MAX
 125 # endif
 126 #endif /* ARCH_bpf */
 127
 128 disassembler_ftype
 129 disassembler (enum bfd_architecture a,
 130               bool big ATTRIBUTE_UNUSED,
 131               unsigned long mach ATTRIBUTE_UNUSED,
 132               bfd *abfd ATTRIBUTE_UNUSED)
 133 {
 134   disassembler_ftype disassemble;
 135
 136   switch (a)
 137     {
 138       /* If you add a case to this table, also add it to the
 139          ARCH_all definition right above this function.  */
 140 #ifdef ARCH_aarch64
 141     case bfd_arch_aarch64:
 142       disassemble = print_insn_aarch64;
 143       break;
 144 #endif
 145 #ifdef ARCH_alpha
 146     case bfd_arch_alpha:
 147       disassemble = print_insn_alpha;
 148       break;
 149 #endif
 150 #ifdef ARCH_arc
 151     case bfd_arch_arc:
 152       disassemble = arc_get_disassembler (abfd);
 153       break;
 154 #endif
 155 #ifdef ARCH_arm
 156     case bfd_arch_arm:
 157       if (big)
 158         disassemble = print_insn_big_arm;
 159       else
 160         disassemble = print_insn_little_arm;
 161       break;
 162 #endif
 163 #ifdef ARCH_avr
 164     case bfd_arch_avr:
 165       disassemble = print_insn_avr;
 166       break;
 167 #endif
 168 #ifdef ARCH_bfin
 169     case bfd_arch_bfin:
 170       disassemble = print_insn_bfin;
 171       break;
 172 #endif
 173 #ifdef ARCH_cr16
 174     case bfd_arch_cr16:
 175       disassemble = print_insn_cr16;
 176       break;
 177 #endif
 178 #ifdef ARCH_cris
 179     case bfd_arch_cris:
 180       disassemble = cris_get_disassembler (abfd);
 181       break;
 182 #endif
 183 #ifdef ARCH_crx
 184     case bfd_arch_crx:
 185       disassemble = print_insn_crx;
 186       break;
 187 #endif
 188 #ifdef ARCH_csky
 189     case bfd_arch_csky:
 190       disassemble = csky_get_disassembler (abfd);
 191       break;
 192 #endif
 193
 194 #ifdef ARCH_d10v
 195     case bfd_arch_d10v:
 196       disassemble = print_insn_d10v;
 197       break;
 198 #endif
 199 #ifdef ARCH_d30v
 200     case bfd_arch_d30v:
 201       disassemble = print_insn_d30v;
 202       break;
 203 #endif
 204 #ifdef ARCH_dlx
 205     case bfd_arch_dlx:
 206       /* As far as I know we only handle big-endian DLX objects.  */
 207       disassemble = print_insn_dlx;
 208       break;
 209 #endif
 210 #ifdef ARCH_h8300
 211     case bfd_arch_h8300:
 212       if (mach == bfd_mach_h8300h || mach == bfd_mach_h8300hn)
 213         disassemble = print_insn_h8300h;
 214       else if (mach == bfd_mach_h8300s
 215                || mach == bfd_mach_h8300sn
 216                || mach == bfd_mach_h8300sx
 217                || mach == bfd_mach_h8300sxn)
 218         disassemble = print_insn_h8300s;
 219       else
 220         disassemble = print_insn_h8300;
 221       break;
 222 #endif
 223 #ifdef ARCH_hppa
 224     case bfd_arch_hppa:
 225       disassemble = print_insn_hppa;
 226       break;
 227 #endif
 228 #ifdef ARCH_i386
 229     case bfd_arch_i386:
 230     case bfd_arch_iamcu:
 231       disassemble = print_insn_i386;
 232       break;
 233 #endif
 234 #ifdef ARCH_ia64
 235     case bfd_arch_ia64:
 236       disassemble = print_insn_ia64;
 237       break;
 238 #endif
 239 #ifdef ARCH_ip2k
 240     case bfd_arch_ip2k:
 241       disassemble = print_insn_ip2k;
 242       break;
 243 #endif
 244 #ifdef ARCH_bpf
 245     case bfd_arch_bpf:
 246       disassemble = print_insn_bpf;
 247       break;
 248 #endif
 249 #ifdef ARCH_epiphany
 250     case bfd_arch_epiphany:
 251       disassemble = print_insn_epiphany;
 252       break;
 253 #endif
 254 #ifdef ARCH_fr30
 255     case bfd_arch_fr30:
 256       disassemble = print_insn_fr30;
 257       break;
 258 #endif
 259 #ifdef ARCH_lm32
 260     case bfd_arch_lm32:
 261       disassemble = print_insn_lm32;
 262       break;
 263 #endif
 264 #ifdef ARCH_m32r
 265     case bfd_arch_m32r:
 266       disassemble = print_insn_m32r;
 267       break;
 268 #endif
 269 #if defined(ARCH_m68hc11) || defined(ARCH_m68hc12) \
 270     || defined(ARCH_9s12x) || defined(ARCH_m9s12xg)
 271     case bfd_arch_m68hc11:
 272       disassemble = print_insn_m68hc11;
 273       break;
 274     case bfd_arch_m68hc12:
 275       disassemble = print_insn_m68hc12;
 276       break;
 277     case bfd_arch_m9s12x:
 278       disassemble = print_insn_m9s12x;
 279       break;
 280     case bfd_arch_m9s12xg:
 281       disassemble = print_insn_m9s12xg;
 282       break;
 283 #endif
 284 #if defined(ARCH_s12z)
 285     case bfd_arch_s12z:
 286       disassemble = print_insn_s12z;
 287       break;
 288 #endif
 289 #ifdef ARCH_m68k
 290     case bfd_arch_m68k:
 291       disassemble = print_insn_m68k;
 292       break;
 293 #endif
 294 #ifdef ARCH_mt
 295     case bfd_arch_mt:
 296       disassemble = print_insn_mt;
 297       break;
 298 #endif
 299 #ifdef ARCH_microblaze
 300     case bfd_arch_microblaze:
 301       disassemble = print_insn_microblaze;
 302       break;
 303 #endif
 304 #ifdef ARCH_msp430
 305     case bfd_arch_msp430:
 306       disassemble = print_insn_msp430;
 307       break;
 308 #endif
 309 #ifdef ARCH_nds32
 310     case bfd_arch_nds32:
 311       disassemble = print_insn_nds32;
 312       break;
 313 #endif
 314 #ifdef ARCH_nfp
 315     case bfd_arch_nfp:
 316       disassemble = print_insn_nfp;
 317       break;
 318 #endif
 319 #ifdef ARCH_ns32k
 320     case bfd_arch_ns32k:
 321       disassemble = print_insn_ns32k;
 322       break;
 323 #endif
 324 #ifdef ARCH_mcore
 325     case bfd_arch_mcore:
 326       disassemble = print_insn_mcore;
 327       break;
 328 #endif
 329 #ifdef ARCH_mep
 330     case bfd_arch_mep:
 331       disassemble = print_insn_mep;
 332       break;
 333 #endif
 334 #ifdef ARCH_metag
 335     case bfd_arch_metag:
 336       disassemble = print_insn_metag;
 337       break;
 338 #endif
 339 #ifdef ARCH_mips
 340     case bfd_arch_mips:
 341       if (big)
 342         disassemble = print_insn_big_mips;
 343       else
 344         disassemble = print_insn_little_mips;
 345       break;
 346 #endif
 347 #ifdef ARCH_mmix
 348     case bfd_arch_mmix:
 349       disassemble = print_insn_mmix;
 350       break;
 351 #endif
 352 #ifdef ARCH_mn10200
 353     case bfd_arch_mn10200:
 354       disassemble = print_insn_mn10200;
 355       break;
 356 #endif
 357 #ifdef ARCH_mn10300
 358     case bfd_arch_mn10300:
 359       disassemble = print_insn_mn10300;
 360       break;
 361 #endif
 362 #ifdef ARCH_nios2
 363     case bfd_arch_nios2:
 364       if (big)
 365         disassemble = print_insn_big_nios2;
 366       else
 367         disassemble = print_insn_little_nios2;
 368       break;
 369 #endif
 370 #ifdef ARCH_or1k
 371     case bfd_arch_or1k:
 372       disassemble = print_insn_or1k;
 373       break;
 374 #endif
 375 #ifdef ARCH_pdp11
 376     case bfd_arch_pdp11:
 377       disassemble = print_insn_pdp11;
 378       break;
 379 #endif
 380 #ifdef ARCH_pj
 381     case bfd_arch_pj:
 382       disassemble = print_insn_pj;
 383       break;
 384 #endif
 385 #ifdef ARCH_powerpc
 386     case bfd_arch_powerpc:
 387 #endif
 388 #ifdef ARCH_rs6000
 389     case bfd_arch_rs6000:
 390 #endif
 391 #if defined ARCH_powerpc || defined ARCH_rs6000
 392       if (big)
 393         disassemble = print_insn_big_powerpc;
 394       else
 395         disassemble = print_insn_little_powerpc;
 396       break;
 397 #endif
 398 #ifdef ARCH_pru
 399     case bfd_arch_pru:
 400       disassemble = print_insn_pru;
 401       break;
 402 #endif
 403 #ifdef ARCH_riscv
 404     case bfd_arch_riscv:
 405       disassemble = riscv_get_disassembler (abfd);
 406       break;
 407 #endif
 408 #ifdef ARCH_rl78
 409     case bfd_arch_rl78:
 410       disassemble = rl78_get_disassembler (abfd);
 411       break;
 412 #endif
 413 #ifdef ARCH_rx
 414     case bfd_arch_rx:
 415       disassemble = print_insn_rx;
 416       break;
 417 #endif
 418 #ifdef ARCH_s390
 419     case bfd_arch_s390:
 420       disassemble = print_insn_s390;
 421       break;
 422 #endif
 423 #ifdef ARCH_score
 424     case bfd_arch_score:
 425       if (big)
 426         disassemble = print_insn_big_score;
 427       else
 428         disassemble = print_insn_little_score;
 429      break;
 430 #endif
 431 #ifdef ARCH_sh
 432     case bfd_arch_sh:
 433       disassemble = print_insn_sh;
 434       break;
 435 #endif
 436 #ifdef ARCH_sparc
 437     case bfd_arch_sparc:
 438       disassemble = print_insn_sparc;
 439       break;
 440 #endif
 441 #ifdef ARCH_spu
 442     case bfd_arch_spu:
 443       disassemble = print_insn_spu;
 444       break;
 445 #endif
 446 #ifdef ARCH_tic30
 447     case bfd_arch_tic30:
 448       disassemble = print_insn_tic30;
 449       break;
 450 #endif
 451 #ifdef ARCH_tic4x
 452     case bfd_arch_tic4x:
 453       disassemble = print_insn_tic4x;
 454       break;
 455 #endif
 456 #ifdef ARCH_tic54x
 457     case bfd_arch_tic54x:
 458       disassemble = print_insn_tic54x;
 459       break;
 460 #endif
 461 #ifdef ARCH_tic6x
 462     case bfd_arch_tic6x:
 463       disassemble = print_insn_tic6x;
 464       break;
 465 #endif
 466 #ifdef ARCH_ft32
 467     case bfd_arch_ft32:
 468       disassemble = print_insn_ft32;
 469       break;
 470 #endif
 471 #ifdef ARCH_v850
 472     case bfd_arch_v850:
 473     case bfd_arch_v850_rh850:
 474       disassemble = print_insn_v850;
 475       break;
 476 #endif
 477 #ifdef ARCH_wasm32
 478     case bfd_arch_wasm32:
 479       disassemble = print_insn_wasm32;
 480       break;
 481 #endif
 482 #ifdef ARCH_xgate
 483     case bfd_arch_xgate:
 484       disassemble = print_insn_xgate;
 485       break;
 486 #endif
 487 #ifdef ARCH_xstormy16
 488     case bfd_arch_xstormy16:
 489       disassemble = print_insn_xstormy16;
 490       break;
 491 #endif
 492 #ifdef ARCH_xtensa
 493     case bfd_arch_xtensa:
 494       disassemble = print_insn_xtensa;
 495       break;
 496 #endif
 497 #ifdef ARCH_z80
 498     case bfd_arch_z80:
 499       disassemble = print_insn_z80;
 500       break;
 501 #endif
 502 #ifdef ARCH_z8k
 503     case bfd_arch_z8k:
 504       if (mach == bfd_mach_z8001)
 505         disassemble = print_insn_z8001;
 506       else
 507         disassemble = print_insn_z8002;
 508       break;
 509 #endif
 510 #ifdef ARCH_vax
 511     case bfd_arch_vax:
 512       disassemble = print_insn_vax;
 513       break;
 514 #endif
 515 #ifdef ARCH_visium
 516      case bfd_arch_visium:
 517        disassemble = print_insn_visium;
 518        break;
 519 #endif
 520 #ifdef ARCH_frv
 521     case bfd_arch_frv:
 522       disassemble = print_insn_frv;
 523       break;
 524 #endif
 525 #ifdef ARCH_moxie
 526     case bfd_arch_moxie:
 527       disassemble = print_insn_moxie;
 528       break;
 529 #endif
 530 #ifdef ARCH_iq2000
 531     case bfd_arch_iq2000:
 532       disassemble = print_insn_iq2000;
 533       break;
 534 #endif
 535 #ifdef ARCH_m32c
 536     case bfd_arch_m32c:
 537       disassemble = print_insn_m32c;
 538       break;
 539 #endif
 540 #ifdef ARCH_tilegx
 541     case bfd_arch_tilegx:
 542       disassemble = print_insn_tilegx;
 543       break;
 544 #endif
 545 #ifdef ARCH_tilepro
 546     case bfd_arch_tilepro:
 547       disassemble = print_insn_tilepro;
 548       break;
 549 #endif
 550 #ifdef ARCH_loongarch
 551     case bfd_arch_loongarch:
 552       disassemble = print_insn_loongarch;
 553       break;
 554 #endif
 555     default:
 556       return 0;
 557     }
 558   return disassemble;
 559 }
 560
 561 void
 562 disassembler_usage (FILE *stream ATTRIBUTE_UNUSED)
 563 {
 564 #ifdef ARCH_aarch64
 565   print_aarch64_disassembler_options (stream);
 566 #endif
 567 #ifdef ARCH_arc
 568   print_arc_disassembler_options (stream);
 569 #endif
 570 #ifdef ARCH_arm
 571   print_arm_disassembler_options (stream);
 572 #endif
 573 #ifdef ARCH_mips
 574   print_mips_disassembler_options (stream);
 575 #endif
 576 #ifdef ARCH_nfp
 577   print_nfp_disassembler_options (stream);
 578 #endif
 579 #ifdef ARCH_powerpc
 580   print_ppc_disassembler_options (stream);
 581 #endif
 582 #ifdef ARCH_riscv
 583   print_riscv_disassembler_options (stream);
 584 #endif
 585 #ifdef ARCH_i386
 586   print_i386_disassembler_options (stream);
 587 #endif
 588 #ifdef ARCH_s390
 589   print_s390_disassembler_options (stream);
 590 #endif
 591 #ifdef ARCH_wasm32
 592   print_wasm32_disassembler_options (stream);
 593 #endif
 594 #ifdef ARCH_loongarch
 595   print_loongarch_disassembler_options (stream);
 596 #endif
 597
 598   return;
 599 }
 600
 601 void
 602 disassemble_init_for_target (struct disassemble_info * info)
 603 {
 604   if (info == NULL)
 605     return;
 606
 607   switch (info->arch)
 608     {
 609 #ifdef ARCH_aarch64
 610     case bfd_arch_aarch64:
 611       info->symbol_is_valid = aarch64_symbol_is_valid;
 612       info->disassembler_needs_relocs = true;
 613       info->created_styled_output = true;
 614       break;
 615 #endif
 616 #ifdef ARCH_arc
 617     case bfd_arch_arc:
 618       info->created_styled_output = true;
 619       break;
 620 #endif
 621 #ifdef ARCH_arm
 622     case bfd_arch_arm:
 623       info->symbol_is_valid = arm_symbol_is_valid;
 624       info->disassembler_needs_relocs = true;
 625       info->created_styled_output = true;
 626       break;
 627 #endif
 628 #ifdef ARCH_avr
 629     case bfd_arch_avr:
 630       info->created_styled_output = true;
 631       break;
 632 #endif
 633 #ifdef ARCH_csky
 634     case bfd_arch_csky:
 635       info->symbol_is_valid = csky_symbol_is_valid;
 636       info->disassembler_needs_relocs = true;
 637       break;
 638 #endif
 639 #ifdef ARCH_i386
 640     case bfd_arch_i386:
 641     case bfd_arch_iamcu:
 642       info->created_styled_output = true;
 643       break;
 644 #endif
 645 #ifdef ARCH_ia64
 646     case bfd_arch_ia64:
 647       info->skip_zeroes = 16;
 648       break;
 649 #endif
 650 #ifdef ARCH_tic4x
 651     case bfd_arch_tic4x:
 652       info->skip_zeroes = 32;
 653       break;
 654 #endif
 655 #ifdef ARCH_mep
 656     case bfd_arch_mep:
 657       info->skip_zeroes = 256;
 658       info->skip_zeroes_at_end = 0;
 659       break;
 660 #endif
 661 #ifdef ARCH_metag
 662     case bfd_arch_metag:
 663       info->disassembler_needs_relocs = true;
 664       break;
 665 #endif
 666 #ifdef ARCH_mips
 667     case bfd_arch_mips:
 668       info->created_styled_output = true;
 669       break;
 670 #endif
 671 #ifdef ARCH_m32c
 672     case bfd_arch_m32c:
 673       /* This processor in fact is little endian.  The value set here
 674          reflects the way opcodes are written in the cgen description.  */
 675       info->endian = BFD_ENDIAN_BIG;
 676       if (!info->private_data)
 677         {
 678           info->private_data = cgen_bitset_create (ISA_MAX);
 679           if (info->mach == bfd_mach_m16c)
 680             cgen_bitset_set (info->private_data, ISA_M16C);
 681           else
 682             cgen_bitset_set (info->private_data, ISA_M32C);
 683         }
 684       break;
 685 #endif
 686 #ifdef ARCH_bpf
 687     case bfd_arch_bpf:
 688       info->endian_code = BFD_ENDIAN_LITTLE;
 689       if (!info->private_data)
 690         {
 691           info->private_data = cgen_bitset_create (ISA_MAX);
 692           if (info->endian == BFD_ENDIAN_BIG)
 693             {
 694               cgen_bitset_set (info->private_data, ISA_EBPFBE);
 695               if (info->mach == bfd_mach_xbpf)
 696                 cgen_bitset_set (info->private_data, ISA_XBPFBE);
 697             }
 698           else
 699             {
 700               cgen_bitset_set (info->private_data, ISA_EBPFLE);
 701               if (info->mach == bfd_mach_xbpf)
 702                 cgen_bitset_set (info->private_data, ISA_XBPFLE);
 703             }
 704         }
 705       break;
 706 #endif
 707 #ifdef ARCH_pru
 708     case bfd_arch_pru:
 709       info->disassembler_needs_relocs = true;
 710       break;
 711 #endif
 712 #ifdef ARCH_powerpc
 713     case bfd_arch_powerpc:
 714 #endif
 715 #ifdef ARCH_rs6000
 716     case bfd_arch_rs6000:
 717 #endif
 718 #if defined (ARCH_powerpc) || defined (ARCH_rs6000)
 719       disassemble_init_powerpc (info);
 720       info->created_styled_output = true;
 721       break;
 722 #endif
 723 #ifdef ARCH_riscv
 724     case bfd_arch_riscv:
 725       info->symbol_is_valid = riscv_symbol_is_valid;
 726       info->created_styled_output = true;
 727       break;
 728 #endif
 729 #ifdef ARCH_wasm32
 730     case bfd_arch_wasm32:
 731       disassemble_init_wasm32 (info);
 732       break;
 733 #endif
 734 #ifdef ARCH_s390
 735     case bfd_arch_s390:
 736       disassemble_init_s390 (info);
 737       info->created_styled_output = true;
 738       break;
 739 #endif
 740 #ifdef ARCH_nds32
 741     case bfd_arch_nds32:
 742       disassemble_init_nds32 (info);
 743       break;
 744  #endif
 745     default:
 746       break;
 747     }
 748 }
 749
 750 void
 751 disassemble_free_target (struct disassemble_info *info)
 752 {
 753   if (info == NULL)
 754     return;
 755
 756   switch (info->arch)
 757     {
 758     default:
 759       return;
 760
 761 #ifdef ARCH_bpf
 762     case bfd_arch_bpf:
 763 #endif
 764 #ifdef ARCH_m32c
 765     case bfd_arch_m32c:
 766 #endif
 767 #if defined ARCH_bpf || defined ARCH_m32c
 768       if (info->private_data)
 769         {
 770           CGEN_BITSET *mask = info->private_data;
 771           free (mask->bits);
 772         }
 773       break;
 774 #endif
 775
 776 #ifdef ARCH_arc
 777     case bfd_arch_arc:
 778       break;
 779 #endif
 780 #ifdef ARCH_cris
 781     case bfd_arch_cris:
 782       break;
 783 #endif
 784 #ifdef ARCH_mmix
 785     case bfd_arch_mmix:
 786       break;
 787 #endif
 788 #ifdef ARCH_nfp
 789     case bfd_arch_nfp:
 790       break;
 791 #endif
 792 #ifdef ARCH_powerpc
 793     case bfd_arch_powerpc:
 794       break;
 795 #endif
 796 #ifdef ARCH_riscv
 797     case bfd_arch_riscv:
 798       break;
 799 #endif
 800 #ifdef ARCH_rs6000
 801     case bfd_arch_rs6000:
 802       break;
 803 #endif
 804     }
 805
 806   free (info->private_data);
 807 }
 808
 809 /* Remove whitespace and consecutive commas from OPTIONS.  */
 810
 811 char *
 812 remove_whitespace_and_extra_commas (char *options)
 813 {
 814   char *str;
 815   size_t i, len;
 816
 817   if (options == NULL)
 818     return NULL;
 819
 820   /* Strip off all trailing whitespace and commas.  */
 821   for (len = strlen (options); len > 0; len--)
 822     {
 823       if (!ISSPACE (options[len - 1]) && options[len - 1] != ',')
 824         break;
 825       options[len - 1] = '\0';
 826     }
 827
 828   /* Convert all remaining whitespace to commas.  */
 829   for (i = 0; options[i] != '\0'; i++)
 830     if (ISSPACE (options[i]))
 831       options[i] = ',';
 832
 833   /* Remove consecutive commas.  */
 834   for (str = options; *str != '\0'; str++)
 835     if (*str == ',' && (*(str + 1) == ',' || str == options))
 836       {
 837         char *next = str + 1;
 838         while (*next == ',')
 839           next++;
 840         len = strlen (next);
 841         if (str != options)
 842           str++;
 843         memmove (str, next, len);
 844         next[len - (size_t)(next - str)] = '\0';
 845       }
 846   return (strlen (options) != 0) ? options : NULL;
 847 }
 848
 849 /* Like STRCMP, but treat ',' the same as '\0' so that we match
 850    strings like "foobar" against "foobar,xxyyzz,...".  */
 851
 852 int
 853 disassembler_options_cmp (const char *s1, const char *s2)
 854 {
 855   unsigned char c1, c2;
 856
 857   do
 858     {
 859       c1 = (unsigned char) *s1++;
 860       if (c1 == ',')
 861         c1 = '\0';
 862       c2 = (unsigned char) *s2++;
 863       if (c2 == ',')
 864         c2 = '\0';
 865       if (c1 == '\0')
 866         return c1 - c2;
 867     }
 868   while (c1 == c2);
 869
 870   return c1 - c2;
 871 }
 872
 873 void
 874 opcodes_assert (const char *file, int line)
 875 {
 876   opcodes_error_handler (_("assertion fail %s:%d"), file, line);
 877   opcodes_error_handler (_("Please report this bug"));
 878   abort ();
 879 }
 880
 881 /* Set the stream, and the styled and unstyled printf functions within
 882    INFO.  */
 883
 884 void
 885 disassemble_set_printf (struct disassemble_info *info, void *stream,
 886                         fprintf_ftype unstyled_printf,
 887                         fprintf_styled_ftype styled_printf)
 888 {
 889   info->stream = stream;
 890   info->fprintf_func = unstyled_printf;
 891   info->fprintf_styled_func = styled_printf;
 892 }