xref: /netbsd-src/external/gpl3/binutils.old/dist/opcodes/disassemble.c (revision bdc22b2e01993381dcefeff2bc9b56ca75a4235c)
1 /* Select disassembly routine for specified architecture.
2    Copyright (C) 1994-2016 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_riscv
77 #define ARCH_rs6000
78 #define ARCH_rl78
79 #define ARCH_rx
80 #define ARCH_s390
81 #define ARCH_score
82 #define ARCH_sh
83 #define ARCH_sparc
84 #define ARCH_spu
85 #define ARCH_tic30
86 #define ARCH_tic4x
87 #define ARCH_tic54x
88 #define ARCH_tic6x
89 #define ARCH_tic80
90 #define ARCH_tilegx
91 #define ARCH_tilepro
92 #define ARCH_v850
93 #define ARCH_vax
94 #define ARCH_visium
95 #define ARCH_w65
96 #define ARCH_xstormy16
97 #define ARCH_xc16x
98 #define ARCH_xgate
99 #define ARCH_xtensa
100 #define ARCH_z80
101 #define ARCH_z8k
102 #define INCLUDE_SHMEDIA
103 #endif
104 
105 #ifdef ARCH_m32c
106 #include "m32c-desc.h"
107 #endif
108 
109 disassembler_ftype
110 disassembler (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_riscv
380     case bfd_arch_riscv:
381       disassemble = print_insn_riscv;
382       break;
383 #endif
384 #ifdef ARCH_rs6000
385     case bfd_arch_rs6000:
386       if (bfd_get_mach (abfd) == bfd_mach_ppc_620)
387 	disassemble = print_insn_big_powerpc;
388       else
389 	disassemble = print_insn_rs6000;
390       break;
391 #endif
392 #ifdef ARCH_rl78
393     case bfd_arch_rl78:
394       disassemble = rl78_get_disassembler (abfd);
395       break;
396 #endif
397 #ifdef ARCH_rx
398     case bfd_arch_rx:
399       disassemble = print_insn_rx;
400       break;
401 #endif
402 #ifdef ARCH_s390
403     case bfd_arch_s390:
404       disassemble = print_insn_s390;
405       break;
406 #endif
407 #ifdef ARCH_score
408     case bfd_arch_score:
409       if (bfd_big_endian (abfd))
410 	disassemble = print_insn_big_score;
411       else
412 	disassemble = print_insn_little_score;
413      break;
414 #endif
415 #ifdef ARCH_sh
416     case bfd_arch_sh:
417       disassemble = print_insn_sh;
418       break;
419 #endif
420 #ifdef ARCH_sparc
421     case bfd_arch_sparc:
422       disassemble = print_insn_sparc;
423       break;
424 #endif
425 #ifdef ARCH_spu
426     case bfd_arch_spu:
427       disassemble = print_insn_spu;
428       break;
429 #endif
430 #ifdef ARCH_tic30
431     case bfd_arch_tic30:
432       disassemble = print_insn_tic30;
433       break;
434 #endif
435 #ifdef ARCH_tic4x
436     case bfd_arch_tic4x:
437       disassemble = print_insn_tic4x;
438       break;
439 #endif
440 #ifdef ARCH_tic54x
441     case bfd_arch_tic54x:
442       disassemble = print_insn_tic54x;
443       break;
444 #endif
445 #ifdef ARCH_tic6x
446     case bfd_arch_tic6x:
447       disassemble = print_insn_tic6x;
448       break;
449 #endif
450 #ifdef ARCH_tic80
451     case bfd_arch_tic80:
452       disassemble = print_insn_tic80;
453       break;
454 #endif
455 #ifdef ARCH_ft32
456     case bfd_arch_ft32:
457       disassemble = print_insn_ft32;
458       break;
459 #endif
460 #ifdef ARCH_v850
461     case bfd_arch_v850:
462     case bfd_arch_v850_rh850:
463       disassemble = print_insn_v850;
464       break;
465 #endif
466 #ifdef ARCH_w65
467     case bfd_arch_w65:
468       disassemble = print_insn_w65;
469       break;
470 #endif
471 #ifdef ARCH_xgate
472     case bfd_arch_xgate:
473       disassemble = print_insn_xgate;
474       break;
475 #endif
476 #ifdef ARCH_xstormy16
477     case bfd_arch_xstormy16:
478       disassemble = print_insn_xstormy16;
479       break;
480 #endif
481 #ifdef ARCH_xc16x
482     case bfd_arch_xc16x:
483       disassemble = print_insn_xc16x;
484       break;
485 #endif
486 #ifdef ARCH_xtensa
487     case bfd_arch_xtensa:
488       disassemble = print_insn_xtensa;
489       break;
490 #endif
491 #ifdef ARCH_z80
492     case bfd_arch_z80:
493       disassemble = print_insn_z80;
494       break;
495 #endif
496 #ifdef ARCH_z8k
497     case bfd_arch_z8k:
498       if (bfd_get_mach(abfd) == bfd_mach_z8001)
499 	disassemble = print_insn_z8001;
500       else
501 	disassemble = print_insn_z8002;
502       break;
503 #endif
504 #ifdef ARCH_vax
505     case bfd_arch_vax:
506       disassemble = print_insn_vax;
507       break;
508 #endif
509 #ifdef ARCH_visium
510      case bfd_arch_visium:
511        disassemble = print_insn_visium;
512        break;
513 #endif
514 #ifdef ARCH_frv
515     case bfd_arch_frv:
516       disassemble = print_insn_frv;
517       break;
518 #endif
519 #ifdef ARCH_moxie
520     case bfd_arch_moxie:
521       disassemble = print_insn_moxie;
522       break;
523 #endif
524 #ifdef ARCH_iq2000
525     case bfd_arch_iq2000:
526       disassemble = print_insn_iq2000;
527       break;
528 #endif
529 #ifdef ARCH_m32c
530     case bfd_arch_m32c:
531       disassemble = print_insn_m32c;
532       break;
533 #endif
534 #ifdef ARCH_tilegx
535     case bfd_arch_tilegx:
536       disassemble = print_insn_tilegx;
537       break;
538 #endif
539 #ifdef ARCH_tilepro
540     case bfd_arch_tilepro:
541       disassemble = print_insn_tilepro;
542       break;
543 #endif
544     default:
545       return 0;
546     }
547   return disassemble;
548 }
549 
550 void
551 disassembler_usage (FILE *stream ATTRIBUTE_UNUSED)
552 {
553 #ifdef ARCH_aarch64
554   print_aarch64_disassembler_options (stream);
555 #endif
556 #ifdef ARCH_arm
557   print_arm_disassembler_options (stream);
558 #endif
559 #ifdef ARCH_mips
560   print_mips_disassembler_options (stream);
561 #endif
562 #ifdef ARCH_powerpc
563   print_ppc_disassembler_options (stream);
564 #endif
565 #ifdef ARCH_i386
566   print_i386_disassembler_options (stream);
567 #endif
568 #ifdef ARCH_s390
569   print_s390_disassembler_options (stream);
570 #endif
571 
572   return;
573 }
574 
575 void
576 disassemble_init_for_target (struct disassemble_info * info)
577 {
578   if (info == NULL)
579     return;
580 
581   switch (info->arch)
582     {
583 #ifdef ARCH_aarch64
584     case bfd_arch_aarch64:
585       info->symbol_is_valid = aarch64_symbol_is_valid;
586       info->disassembler_needs_relocs = TRUE;
587       break;
588 #endif
589 #ifdef ARCH_arm
590     case bfd_arch_arm:
591       info->symbol_is_valid = arm_symbol_is_valid;
592       info->disassembler_needs_relocs = TRUE;
593       break;
594 #endif
595 #ifdef ARCH_ia64
596     case bfd_arch_ia64:
597       info->skip_zeroes = 16;
598       break;
599 #endif
600 #ifdef ARCH_tic4x
601     case bfd_arch_tic4x:
602       info->skip_zeroes = 32;
603       break;
604 #endif
605 #ifdef ARCH_mep
606     case bfd_arch_mep:
607       info->skip_zeroes = 256;
608       info->skip_zeroes_at_end = 0;
609       break;
610 #endif
611 #ifdef ARCH_metag
612     case bfd_arch_metag:
613       info->disassembler_needs_relocs = TRUE;
614       break;
615 #endif
616 #ifdef ARCH_m32c
617     case bfd_arch_m32c:
618       /* This processor in fact is little endian.  The value set here
619 	 reflects the way opcodes are written in the cgen description.  */
620       info->endian = BFD_ENDIAN_BIG;
621       if (! info->insn_sets)
622 	{
623 	  info->insn_sets = cgen_bitset_create (ISA_MAX);
624 	  if (info->mach == bfd_mach_m16c)
625 	    cgen_bitset_set (info->insn_sets, ISA_M16C);
626 	  else
627 	    cgen_bitset_set (info->insn_sets, ISA_M32C);
628 	}
629       break;
630 #endif
631 #ifdef ARCH_powerpc
632     case bfd_arch_powerpc:
633 #endif
634 #ifdef ARCH_rs6000
635     case bfd_arch_rs6000:
636 #endif
637 #if defined (ARCH_powerpc) || defined (ARCH_rs6000)
638       disassemble_init_powerpc (info);
639       break;
640 #endif
641     default:
642       break;
643     }
644 }
645