Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* objdump.c -- dump information about an object file. |
8c2bc687 NC |
2 | Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
3 | 2000, 2001 | |
252b5132 RH |
4 | Free Software Foundation, Inc. |
5 | ||
6 | This file is part of GNU Binutils. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2, or (at your option) | |
11 | any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #include "bfd.h" | |
23 | #include "getopt.h" | |
24 | #include "progress.h" | |
25 | #include "bucomm.h" | |
26 | #include <ctype.h> | |
27 | #include "dis-asm.h" | |
28 | #include "libiberty.h" | |
29 | #include "demangle.h" | |
30 | #include "debug.h" | |
31 | #include "budbg.h" | |
32 | ||
252b5132 RH |
33 | /* Internal headers for the ELF .stab-dump code - sorry. */ |
34 | #define BYTES_IN_WORD 32 | |
35 | #include "aout/aout64.h" | |
36 | ||
37 | #ifdef NEED_DECLARATION_FPRINTF | |
38 | /* This is needed by INIT_DISASSEMBLE_INFO. */ | |
39 | extern int fprintf PARAMS ((FILE *, const char *, ...)); | |
40 | #endif | |
41 | ||
75cd796a ILT |
42 | /* Exit status. */ |
43 | static int exit_status = 0; | |
44 | ||
252b5132 RH |
45 | static char *default_target = NULL; /* default at runtime */ |
46 | ||
47 | static int show_version = 0; /* show the version number */ | |
48 | static int dump_section_contents; /* -s */ | |
49 | static int dump_section_headers; /* -h */ | |
50 | static boolean dump_file_header; /* -f */ | |
51 | static int dump_symtab; /* -t */ | |
52 | static int dump_dynamic_symtab; /* -T */ | |
53 | static int dump_reloc_info; /* -r */ | |
54 | static int dump_dynamic_reloc_info; /* -R */ | |
55 | static int dump_ar_hdrs; /* -a */ | |
56 | static int dump_private_headers; /* -p */ | |
57 | static int prefix_addresses; /* --prefix-addresses */ | |
58 | static int with_line_numbers; /* -l */ | |
59 | static boolean with_source_code; /* -S */ | |
60 | static int show_raw_insn; /* --show-raw-insn */ | |
61 | static int dump_stab_section_info; /* --stabs */ | |
62 | static int do_demangle; /* -C, --demangle */ | |
63 | static boolean disassemble; /* -d */ | |
64 | static boolean disassemble_all; /* -D */ | |
65 | static int disassemble_zeroes; /* --disassemble-zeroes */ | |
66 | static boolean formats_info; /* -i */ | |
67 | static char *only; /* -j secname */ | |
68 | static int wide_output; /* -w */ | |
69 | static bfd_vma start_address = (bfd_vma) -1; /* --start-address */ | |
70 | static bfd_vma stop_address = (bfd_vma) -1; /* --stop-address */ | |
71 | static int dump_debugging; /* --debugging */ | |
72 | static bfd_vma adjust_section_vma = 0; /* --adjust-vma */ | |
f1563258 | 73 | static int file_start_context = 0; /* --file-start-context */ |
252b5132 RH |
74 | |
75 | /* Extra info to pass to the disassembler address printing function. */ | |
76 | struct objdump_disasm_info { | |
77 | bfd *abfd; | |
78 | asection *sec; | |
79 | boolean require_sec; | |
80 | }; | |
81 | ||
82 | /* Architecture to disassemble for, or default if NULL. */ | |
83 | static char *machine = (char *) NULL; | |
84 | ||
dd92f639 NC |
85 | /* Target specific options to the disassembler. */ |
86 | static char *disassembler_options = (char *) NULL; | |
87 | ||
252b5132 RH |
88 | /* Endianness to disassemble for, or default if BFD_ENDIAN_UNKNOWN. */ |
89 | static enum bfd_endian endian = BFD_ENDIAN_UNKNOWN; | |
90 | ||
91 | /* The symbol table. */ | |
92 | static asymbol **syms; | |
93 | ||
94 | /* Number of symbols in `syms'. */ | |
95 | static long symcount = 0; | |
96 | ||
97 | /* The sorted symbol table. */ | |
98 | static asymbol **sorted_syms; | |
99 | ||
100 | /* Number of symbols in `sorted_syms'. */ | |
101 | static long sorted_symcount = 0; | |
102 | ||
103 | /* The dynamic symbol table. */ | |
104 | static asymbol **dynsyms; | |
105 | ||
106 | /* Number of symbols in `dynsyms'. */ | |
107 | static long dynsymcount = 0; | |
108 | ||
109 | /* Static declarations. */ | |
110 | ||
111 | static void | |
112 | usage PARAMS ((FILE *, int)); | |
113 | ||
75cd796a ILT |
114 | static void |
115 | nonfatal PARAMS ((const char *)); | |
116 | ||
252b5132 RH |
117 | static void |
118 | display_file PARAMS ((char *filename, char *target)); | |
119 | ||
120 | static void | |
121 | dump_section_header PARAMS ((bfd *, asection *, PTR)); | |
122 | ||
123 | static void | |
124 | dump_headers PARAMS ((bfd *)); | |
125 | ||
126 | static void | |
127 | dump_data PARAMS ((bfd *abfd)); | |
128 | ||
129 | static void | |
130 | dump_relocs PARAMS ((bfd *abfd)); | |
131 | ||
132 | static void | |
133 | dump_dynamic_relocs PARAMS ((bfd * abfd)); | |
134 | ||
135 | static void | |
136 | dump_reloc_set PARAMS ((bfd *, asection *, arelent **, long)); | |
137 | ||
138 | static void | |
139 | dump_symbols PARAMS ((bfd *abfd, boolean dynamic)); | |
140 | ||
141 | static void | |
142 | dump_bfd_header PARAMS ((bfd *)); | |
143 | ||
144 | static void | |
145 | dump_bfd_private_header PARAMS ((bfd *)); | |
146 | ||
147 | static void | |
148 | display_bfd PARAMS ((bfd *abfd)); | |
149 | ||
150 | static void | |
151 | display_target_list PARAMS ((void)); | |
152 | ||
153 | static void | |
154 | display_info_table PARAMS ((int, int)); | |
155 | ||
156 | static void | |
157 | display_target_tables PARAMS ((void)); | |
158 | ||
159 | static void | |
160 | display_info PARAMS ((void)); | |
161 | ||
162 | static void | |
163 | objdump_print_value PARAMS ((bfd_vma, struct disassemble_info *, boolean)); | |
164 | ||
165 | static void | |
166 | objdump_print_symname PARAMS ((bfd *, struct disassemble_info *, asymbol *)); | |
167 | ||
168 | static asymbol * | |
169 | find_symbol_for_address PARAMS ((bfd *, asection *, bfd_vma, boolean, long *)); | |
170 | ||
171 | static void | |
172 | objdump_print_addr_with_sym PARAMS ((bfd *, asection *, asymbol *, bfd_vma, | |
173 | struct disassemble_info *, boolean)); | |
174 | ||
175 | static void | |
176 | objdump_print_addr PARAMS ((bfd_vma, struct disassemble_info *, boolean)); | |
177 | ||
178 | static void | |
179 | objdump_print_address PARAMS ((bfd_vma, struct disassemble_info *)); | |
180 | ||
181 | static void | |
182 | show_line PARAMS ((bfd *, asection *, bfd_vma)); | |
183 | ||
184 | static void | |
185 | disassemble_bytes PARAMS ((struct disassemble_info *, disassembler_ftype, | |
186 | boolean, bfd_byte *, bfd_vma, bfd_vma, | |
187 | arelent ***, arelent **)); | |
188 | ||
189 | static void | |
190 | disassemble_data PARAMS ((bfd *)); | |
191 | ||
192 | static const char * | |
193 | endian_string PARAMS ((enum bfd_endian)); | |
194 | ||
195 | static asymbol ** | |
196 | slurp_symtab PARAMS ((bfd *)); | |
197 | ||
198 | static asymbol ** | |
199 | slurp_dynamic_symtab PARAMS ((bfd *)); | |
200 | ||
201 | static long | |
202 | remove_useless_symbols PARAMS ((asymbol **, long)); | |
203 | ||
204 | static int | |
205 | compare_symbols PARAMS ((const PTR, const PTR)); | |
206 | ||
207 | static int | |
208 | compare_relocs PARAMS ((const PTR, const PTR)); | |
209 | ||
210 | static void | |
211 | dump_stabs PARAMS ((bfd *)); | |
212 | ||
213 | static boolean | |
214 | read_section_stabs PARAMS ((bfd *, const char *, const char *)); | |
215 | ||
216 | static void | |
217 | print_section_stabs PARAMS ((bfd *, const char *, const char *)); | |
218 | \f | |
219 | static void | |
220 | usage (stream, status) | |
221 | FILE *stream; | |
222 | int status; | |
223 | { | |
86d65c94 MK |
224 | fprintf (stream, _("Usage: %s OPTION... FILE...\n"), program_name); |
225 | fprintf (stream, _("Display information from object FILE.\n")); | |
226 | fprintf (stream, _("\n At least one of the following switches must be given:\n")); | |
252b5132 | 227 | fprintf (stream, _("\ |
86d65c94 MK |
228 | -a, --archive-headers Display archive header information\n\ |
229 | -f, --file-headers Display the contents of the overall file header\n\ | |
230 | -p, --private-headers Display object format specific file header contents\n\ | |
231 | -h, --[section-]headers Display the contents of the section headers\n\ | |
232 | -x, --all-headers Display the contents of all headers\n\ | |
233 | -d, --disassemble Display assembler contents of executable sections\n\ | |
234 | -D, --disassemble-all Display assembler contents of all sections\n\ | |
235 | -S, --source Intermix source code with disassembly\n\ | |
236 | -s, --full-contents Display the full contents of all sections requested\n\ | |
237 | -g, --debugging Display debug information in object file\n\ | |
238 | -G, --stabs Display (in raw form) any STABS info in the file\n\ | |
239 | -t, --syms Display the contents of the symbol table(s)\n\ | |
240 | -T, --dynamic-syms Display the contents of the dynamic symbol table\n\ | |
241 | -r, --reloc Display the relocation entries in the file\n\ | |
242 | -R, --dynamic-reloc Display the dynamic relocation entries in the file\n\ | |
243 | -V, --version Display this program's version number\n\ | |
244 | -i, --info List object formats and architectures supported\n\ | |
245 | -H, --help Display this information\n\ | |
1dada9c5 NC |
246 | ")); |
247 | if (status != 2) | |
248 | { | |
249 | fprintf (stream, _("\n The following switches are optional:\n")); | |
250 | fprintf (stream, _("\ | |
86d65c94 MK |
251 | -b, --target=BFDNAME Specify the target object format as BFDNAME\n\ |
252 | -m, --architecture=MACHINE Specify the target architecture as MACHINE\n\ | |
253 | -j, --section=NAME Only display information for section NAME\n\ | |
254 | -M, --disassembler-options=OPT Pass text OPT on to the disassembler\n\ | |
1dada9c5 NC |
255 | -EB --endian=big Assume big endian format when disassembling\n\ |
256 | -EL --endian=little Assume little endian format when disassembling\n\ | |
f1563258 | 257 | --file-start-context Include context from start of file (with -S)\n\ |
86d65c94 | 258 | -l, --line-numbers Include line numbers and filenames in output\n\ |
28c309a2 NC |
259 | -C, --demangle[=STYLE] Decode mangled/processed symbol names\n\ |
260 | The STYLE, if specified, can be `auto', 'gnu',\n\ | |
261 | 'lucid', 'arm', 'hp', 'edg', or 'gnu-new-abi'\n\ | |
86d65c94 MK |
262 | -w, --wide Format output for more than 80 columns\n\ |
263 | -z, --disassemble-zeroes Do not skip blocks of zeroes when disassembling\n\ | |
264 | --start-address=ADDR Only process data whoes address is >= ADDR\n\ | |
265 | --stop-address=ADDR Only process data whoes address is <= ADDR\n\ | |
1dada9c5 NC |
266 | --prefix-addresses Print complete address alongside disassembly\n\ |
267 | --[no-]show-raw-insn Display hex alongside symbolic disassembly\n\ | |
86d65c94 | 268 | --adjust-vma=OFFSET Add OFFSET to all displayed section addresses\n\ |
1dada9c5 NC |
269 | \n")); |
270 | list_supported_targets (program_name, stream); | |
86d65c94 | 271 | |
94470b23 | 272 | disassembler_usage (stream); |
1dada9c5 | 273 | } |
252b5132 | 274 | if (status == 0) |
86d65c94 | 275 | fprintf (stream, _("Report bugs to %s.\n"), REPORT_BUGS_TO); |
252b5132 RH |
276 | exit (status); |
277 | } | |
278 | ||
279 | /* 150 isn't special; it's just an arbitrary non-ASCII char value. */ | |
280 | ||
281 | #define OPTION_ENDIAN (150) | |
282 | #define OPTION_START_ADDRESS (OPTION_ENDIAN + 1) | |
283 | #define OPTION_STOP_ADDRESS (OPTION_START_ADDRESS + 1) | |
284 | #define OPTION_ADJUST_VMA (OPTION_STOP_ADDRESS + 1) | |
285 | ||
286 | static struct option long_options[]= | |
287 | { | |
288 | {"adjust-vma", required_argument, NULL, OPTION_ADJUST_VMA}, | |
289 | {"all-headers", no_argument, NULL, 'x'}, | |
290 | {"private-headers", no_argument, NULL, 'p'}, | |
291 | {"architecture", required_argument, NULL, 'm'}, | |
292 | {"archive-headers", no_argument, NULL, 'a'}, | |
1dada9c5 | 293 | {"debugging", no_argument, NULL, 'g'}, |
28c309a2 | 294 | {"demangle", optional_argument, NULL, 'C'}, |
252b5132 RH |
295 | {"disassemble", no_argument, NULL, 'd'}, |
296 | {"disassemble-all", no_argument, NULL, 'D'}, | |
dd92f639 | 297 | {"disassembler-options", required_argument, NULL, 'M'}, |
1dada9c5 | 298 | {"disassemble-zeroes", no_argument, NULL, 'z'}, |
252b5132 RH |
299 | {"dynamic-reloc", no_argument, NULL, 'R'}, |
300 | {"dynamic-syms", no_argument, NULL, 'T'}, | |
301 | {"endian", required_argument, NULL, OPTION_ENDIAN}, | |
302 | {"file-headers", no_argument, NULL, 'f'}, | |
f1563258 | 303 | {"file-start-context", no_argument, &file_start_context, 1}, |
252b5132 RH |
304 | {"full-contents", no_argument, NULL, 's'}, |
305 | {"headers", no_argument, NULL, 'h'}, | |
306 | {"help", no_argument, NULL, 'H'}, | |
307 | {"info", no_argument, NULL, 'i'}, | |
308 | {"line-numbers", no_argument, NULL, 'l'}, | |
309 | {"no-show-raw-insn", no_argument, &show_raw_insn, -1}, | |
310 | {"prefix-addresses", no_argument, &prefix_addresses, 1}, | |
311 | {"reloc", no_argument, NULL, 'r'}, | |
312 | {"section", required_argument, NULL, 'j'}, | |
313 | {"section-headers", no_argument, NULL, 'h'}, | |
314 | {"show-raw-insn", no_argument, &show_raw_insn, 1}, | |
315 | {"source", no_argument, NULL, 'S'}, | |
1dada9c5 | 316 | {"stabs", no_argument, NULL, 'G'}, |
252b5132 RH |
317 | {"start-address", required_argument, NULL, OPTION_START_ADDRESS}, |
318 | {"stop-address", required_argument, NULL, OPTION_STOP_ADDRESS}, | |
319 | {"syms", no_argument, NULL, 't'}, | |
320 | {"target", required_argument, NULL, 'b'}, | |
1dada9c5 NC |
321 | {"version", no_argument, NULL, 'V'}, |
322 | {"wide", no_argument, NULL, 'w'}, | |
252b5132 RH |
323 | {0, no_argument, 0, 0} |
324 | }; | |
325 | \f | |
326 | static void | |
75cd796a ILT |
327 | nonfatal (msg) |
328 | const char *msg; | |
329 | { | |
330 | bfd_nonfatal (msg); | |
331 | exit_status = 1; | |
332 | } | |
333 | \f | |
334 | static void | |
252b5132 | 335 | dump_section_header (abfd, section, ignored) |
b4c96d0d | 336 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 | 337 | asection *section; |
b4c96d0d | 338 | PTR ignored ATTRIBUTE_UNUSED; |
252b5132 RH |
339 | { |
340 | char *comma = ""; | |
f6af82bd | 341 | unsigned int opb = bfd_octets_per_byte (abfd); |
252b5132 RH |
342 | |
343 | printf ("%3d %-13s %08lx ", section->index, | |
344 | bfd_get_section_name (abfd, section), | |
940b2b78 | 345 | (unsigned long) bfd_section_size (abfd, section) / opb); |
252b5132 RH |
346 | printf_vma (bfd_get_section_vma (abfd, section)); |
347 | printf (" "); | |
348 | printf_vma (section->lma); | |
349 | printf (" %08lx 2**%u", section->filepos, | |
350 | bfd_get_section_alignment (abfd, section)); | |
351 | if (! wide_output) | |
352 | printf ("\n "); | |
353 | printf (" "); | |
354 | ||
355 | #define PF(x, y) \ | |
356 | if (section->flags & x) { printf ("%s%s", comma, y); comma = ", "; } | |
357 | ||
358 | PF (SEC_HAS_CONTENTS, "CONTENTS"); | |
359 | PF (SEC_ALLOC, "ALLOC"); | |
360 | PF (SEC_CONSTRUCTOR, "CONSTRUCTOR"); | |
361 | PF (SEC_CONSTRUCTOR_TEXT, "CONSTRUCTOR TEXT"); | |
362 | PF (SEC_CONSTRUCTOR_DATA, "CONSTRUCTOR DATA"); | |
363 | PF (SEC_CONSTRUCTOR_BSS, "CONSTRUCTOR BSS"); | |
364 | PF (SEC_LOAD, "LOAD"); | |
365 | PF (SEC_RELOC, "RELOC"); | |
366 | #ifdef SEC_BALIGN | |
367 | PF (SEC_BALIGN, "BALIGN"); | |
368 | #endif | |
369 | PF (SEC_READONLY, "READONLY"); | |
370 | PF (SEC_CODE, "CODE"); | |
371 | PF (SEC_DATA, "DATA"); | |
372 | PF (SEC_ROM, "ROM"); | |
373 | PF (SEC_DEBUGGING, "DEBUGGING"); | |
374 | PF (SEC_NEVER_LOAD, "NEVER_LOAD"); | |
375 | PF (SEC_EXCLUDE, "EXCLUDE"); | |
376 | PF (SEC_SORT_ENTRIES, "SORT_ENTRIES"); | |
34cbe64e TW |
377 | PF (SEC_BLOCK, "BLOCK"); |
378 | PF (SEC_CLINK, "CLINK"); | |
24c411ed ILT |
379 | PF (SEC_SMALL_DATA, "SMALL_DATA"); |
380 | PF (SEC_SHARED, "SHARED"); | |
252b5132 RH |
381 | |
382 | if ((section->flags & SEC_LINK_ONCE) != 0) | |
383 | { | |
384 | const char *ls; | |
385 | ||
386 | switch (section->flags & SEC_LINK_DUPLICATES) | |
387 | { | |
388 | default: | |
389 | abort (); | |
390 | case SEC_LINK_DUPLICATES_DISCARD: | |
391 | ls = "LINK_ONCE_DISCARD"; | |
392 | break; | |
393 | case SEC_LINK_DUPLICATES_ONE_ONLY: | |
394 | ls = "LINK_ONCE_ONE_ONLY"; | |
395 | break; | |
396 | case SEC_LINK_DUPLICATES_SAME_SIZE: | |
397 | ls = "LINK_ONCE_SAME_SIZE"; | |
398 | break; | |
399 | case SEC_LINK_DUPLICATES_SAME_CONTENTS: | |
400 | ls = "LINK_ONCE_SAME_CONTENTS"; | |
401 | break; | |
402 | } | |
403 | printf ("%s%s", comma, ls); | |
deecf979 ILT |
404 | |
405 | if (section->comdat != NULL) | |
406 | printf (" (COMDAT %s %ld)", section->comdat->name, | |
407 | section->comdat->symbol); | |
408 | ||
252b5132 RH |
409 | comma = ", "; |
410 | } | |
411 | ||
412 | printf ("\n"); | |
413 | #undef PF | |
414 | } | |
415 | ||
416 | static void | |
417 | dump_headers (abfd) | |
418 | bfd *abfd; | |
419 | { | |
420 | printf (_("Sections:\n")); | |
8bea4d5c | 421 | |
252b5132 | 422 | #ifndef BFD64 |
8bea4d5c | 423 | printf (_("Idx Name Size VMA LMA File off Algn")); |
252b5132 | 424 | #else |
8bea4d5c | 425 | printf (_("Idx Name Size VMA LMA File off Algn")); |
252b5132 | 426 | #endif |
8bea4d5c ILT |
427 | |
428 | if (wide_output) | |
429 | printf (_(" Flags")); | |
430 | printf ("\n"); | |
431 | ||
252b5132 RH |
432 | bfd_map_over_sections (abfd, dump_section_header, (PTR) NULL); |
433 | } | |
434 | \f | |
435 | static asymbol ** | |
436 | slurp_symtab (abfd) | |
437 | bfd *abfd; | |
438 | { | |
439 | asymbol **sy = (asymbol **) NULL; | |
440 | long storage; | |
441 | ||
442 | if (!(bfd_get_file_flags (abfd) & HAS_SYMS)) | |
443 | { | |
37cc8ec1 | 444 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
445 | symcount = 0; |
446 | return NULL; | |
447 | } | |
448 | ||
449 | storage = bfd_get_symtab_upper_bound (abfd); | |
450 | if (storage < 0) | |
451 | bfd_fatal (bfd_get_filename (abfd)); | |
452 | ||
453 | if (storage) | |
454 | { | |
455 | sy = (asymbol **) xmalloc (storage); | |
456 | } | |
457 | symcount = bfd_canonicalize_symtab (abfd, sy); | |
458 | if (symcount < 0) | |
459 | bfd_fatal (bfd_get_filename (abfd)); | |
460 | if (symcount == 0) | |
37cc8ec1 | 461 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
462 | return sy; |
463 | } | |
464 | ||
465 | /* Read in the dynamic symbols. */ | |
466 | ||
467 | static asymbol ** | |
468 | slurp_dynamic_symtab (abfd) | |
469 | bfd *abfd; | |
470 | { | |
471 | asymbol **sy = (asymbol **) NULL; | |
472 | long storage; | |
473 | ||
474 | storage = bfd_get_dynamic_symtab_upper_bound (abfd); | |
475 | if (storage < 0) | |
476 | { | |
477 | if (!(bfd_get_file_flags (abfd) & DYNAMIC)) | |
478 | { | |
37cc8ec1 | 479 | non_fatal (_("%s: not a dynamic object"), bfd_get_filename (abfd)); |
252b5132 RH |
480 | dynsymcount = 0; |
481 | return NULL; | |
482 | } | |
483 | ||
484 | bfd_fatal (bfd_get_filename (abfd)); | |
485 | } | |
486 | ||
487 | if (storage) | |
488 | { | |
489 | sy = (asymbol **) xmalloc (storage); | |
490 | } | |
491 | dynsymcount = bfd_canonicalize_dynamic_symtab (abfd, sy); | |
492 | if (dynsymcount < 0) | |
493 | bfd_fatal (bfd_get_filename (abfd)); | |
494 | if (dynsymcount == 0) | |
37cc8ec1 | 495 | non_fatal (_("%s: No dynamic symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
496 | return sy; |
497 | } | |
498 | ||
499 | /* Filter out (in place) symbols that are useless for disassembly. | |
500 | COUNT is the number of elements in SYMBOLS. | |
501 | Return the number of useful symbols. */ | |
502 | ||
503 | static long | |
504 | remove_useless_symbols (symbols, count) | |
505 | asymbol **symbols; | |
506 | long count; | |
507 | { | |
508 | register asymbol **in_ptr = symbols, **out_ptr = symbols; | |
509 | ||
510 | while (--count >= 0) | |
511 | { | |
512 | asymbol *sym = *in_ptr++; | |
513 | ||
514 | if (sym->name == NULL || sym->name[0] == '\0') | |
515 | continue; | |
516 | if (sym->flags & (BSF_DEBUGGING)) | |
517 | continue; | |
518 | if (bfd_is_und_section (sym->section) | |
519 | || bfd_is_com_section (sym->section)) | |
520 | continue; | |
521 | ||
522 | *out_ptr++ = sym; | |
523 | } | |
524 | return out_ptr - symbols; | |
525 | } | |
526 | ||
527 | /* Sort symbols into value order. */ | |
528 | ||
529 | static int | |
530 | compare_symbols (ap, bp) | |
531 | const PTR ap; | |
532 | const PTR bp; | |
533 | { | |
534 | const asymbol *a = *(const asymbol **)ap; | |
535 | const asymbol *b = *(const asymbol **)bp; | |
536 | const char *an, *bn; | |
537 | size_t anl, bnl; | |
538 | boolean af, bf; | |
539 | flagword aflags, bflags; | |
540 | ||
541 | if (bfd_asymbol_value (a) > bfd_asymbol_value (b)) | |
542 | return 1; | |
543 | else if (bfd_asymbol_value (a) < bfd_asymbol_value (b)) | |
544 | return -1; | |
545 | ||
546 | if (a->section > b->section) | |
547 | return 1; | |
548 | else if (a->section < b->section) | |
549 | return -1; | |
550 | ||
551 | an = bfd_asymbol_name (a); | |
552 | bn = bfd_asymbol_name (b); | |
553 | anl = strlen (an); | |
554 | bnl = strlen (bn); | |
555 | ||
556 | /* The symbols gnu_compiled and gcc2_compiled convey no real | |
557 | information, so put them after other symbols with the same value. */ | |
558 | ||
559 | af = (strstr (an, "gnu_compiled") != NULL | |
560 | || strstr (an, "gcc2_compiled") != NULL); | |
561 | bf = (strstr (bn, "gnu_compiled") != NULL | |
562 | || strstr (bn, "gcc2_compiled") != NULL); | |
563 | ||
564 | if (af && ! bf) | |
565 | return 1; | |
566 | if (! af && bf) | |
567 | return -1; | |
568 | ||
569 | /* We use a heuristic for the file name, to try to sort it after | |
570 | more useful symbols. It may not work on non Unix systems, but it | |
571 | doesn't really matter; the only difference is precisely which | |
572 | symbol names get printed. */ | |
573 | ||
574 | #define file_symbol(s, sn, snl) \ | |
575 | (((s)->flags & BSF_FILE) != 0 \ | |
576 | || ((sn)[(snl) - 2] == '.' \ | |
577 | && ((sn)[(snl) - 1] == 'o' \ | |
578 | || (sn)[(snl) - 1] == 'a'))) | |
579 | ||
580 | af = file_symbol (a, an, anl); | |
581 | bf = file_symbol (b, bn, bnl); | |
582 | ||
583 | if (af && ! bf) | |
584 | return 1; | |
585 | if (! af && bf) | |
586 | return -1; | |
587 | ||
588 | /* Try to sort global symbols before local symbols before function | |
589 | symbols before debugging symbols. */ | |
590 | ||
591 | aflags = a->flags; | |
592 | bflags = b->flags; | |
593 | ||
594 | if ((aflags & BSF_DEBUGGING) != (bflags & BSF_DEBUGGING)) | |
595 | { | |
596 | if ((aflags & BSF_DEBUGGING) != 0) | |
597 | return 1; | |
598 | else | |
599 | return -1; | |
600 | } | |
601 | if ((aflags & BSF_FUNCTION) != (bflags & BSF_FUNCTION)) | |
602 | { | |
603 | if ((aflags & BSF_FUNCTION) != 0) | |
604 | return -1; | |
605 | else | |
606 | return 1; | |
607 | } | |
608 | if ((aflags & BSF_LOCAL) != (bflags & BSF_LOCAL)) | |
609 | { | |
610 | if ((aflags & BSF_LOCAL) != 0) | |
611 | return 1; | |
612 | else | |
613 | return -1; | |
614 | } | |
615 | if ((aflags & BSF_GLOBAL) != (bflags & BSF_GLOBAL)) | |
616 | { | |
617 | if ((aflags & BSF_GLOBAL) != 0) | |
618 | return -1; | |
619 | else | |
620 | return 1; | |
621 | } | |
622 | ||
623 | /* Symbols that start with '.' might be section names, so sort them | |
624 | after symbols that don't start with '.'. */ | |
625 | if (an[0] == '.' && bn[0] != '.') | |
626 | return 1; | |
627 | if (an[0] != '.' && bn[0] == '.') | |
628 | return -1; | |
629 | ||
630 | /* Finally, if we can't distinguish them in any other way, try to | |
631 | get consistent results by sorting the symbols by name. */ | |
632 | return strcmp (an, bn); | |
633 | } | |
634 | ||
635 | /* Sort relocs into address order. */ | |
636 | ||
637 | static int | |
638 | compare_relocs (ap, bp) | |
639 | const PTR ap; | |
640 | const PTR bp; | |
641 | { | |
642 | const arelent *a = *(const arelent **)ap; | |
643 | const arelent *b = *(const arelent **)bp; | |
644 | ||
645 | if (a->address > b->address) | |
646 | return 1; | |
647 | else if (a->address < b->address) | |
648 | return -1; | |
649 | ||
650 | /* So that associated relocations tied to the same address show up | |
651 | in the correct order, we don't do any further sorting. */ | |
652 | if (a > b) | |
653 | return 1; | |
654 | else if (a < b) | |
655 | return -1; | |
656 | else | |
657 | return 0; | |
658 | } | |
659 | ||
660 | /* Print VMA to STREAM. If SKIP_ZEROES is true, omit leading zeroes. */ | |
661 | ||
662 | static void | |
663 | objdump_print_value (vma, info, skip_zeroes) | |
664 | bfd_vma vma; | |
665 | struct disassemble_info *info; | |
666 | boolean skip_zeroes; | |
667 | { | |
668 | char buf[30]; | |
669 | char *p; | |
670 | ||
671 | sprintf_vma (buf, vma); | |
672 | if (! skip_zeroes) | |
673 | p = buf; | |
674 | else | |
675 | { | |
676 | for (p = buf; *p == '0'; ++p) | |
677 | ; | |
678 | if (*p == '\0') | |
679 | --p; | |
680 | } | |
681 | (*info->fprintf_func) (info->stream, "%s", p); | |
682 | } | |
683 | ||
684 | /* Print the name of a symbol. */ | |
685 | ||
686 | static void | |
687 | objdump_print_symname (abfd, info, sym) | |
688 | bfd *abfd; | |
689 | struct disassemble_info *info; | |
690 | asymbol *sym; | |
691 | { | |
692 | char *alloc; | |
693 | const char *name; | |
694 | const char *print; | |
695 | ||
696 | alloc = NULL; | |
697 | name = bfd_asymbol_name (sym); | |
698 | if (! do_demangle || name[0] == '\0') | |
699 | print = name; | |
700 | else | |
701 | { | |
702 | /* Demangle the name. */ | |
703 | if (bfd_get_symbol_leading_char (abfd) == name[0]) | |
704 | ++name; | |
705 | ||
706 | alloc = cplus_demangle (name, DMGL_ANSI | DMGL_PARAMS); | |
707 | if (alloc == NULL) | |
708 | print = name; | |
709 | else | |
710 | print = alloc; | |
711 | } | |
712 | ||
713 | if (info != NULL) | |
714 | (*info->fprintf_func) (info->stream, "%s", print); | |
715 | else | |
716 | printf ("%s", print); | |
717 | ||
718 | if (alloc != NULL) | |
719 | free (alloc); | |
720 | } | |
721 | ||
722 | /* Locate a symbol given a bfd, a section, and a VMA. If REQUIRE_SEC | |
723 | is true, then always require the symbol to be in the section. This | |
724 | returns NULL if there is no suitable symbol. If PLACE is not NULL, | |
725 | then *PLACE is set to the index of the symbol in sorted_syms. */ | |
726 | ||
727 | static asymbol * | |
728 | find_symbol_for_address (abfd, sec, vma, require_sec, place) | |
729 | bfd *abfd; | |
730 | asection *sec; | |
731 | bfd_vma vma; | |
732 | boolean require_sec; | |
733 | long *place; | |
734 | { | |
735 | /* @@ Would it speed things up to cache the last two symbols returned, | |
736 | and maybe their address ranges? For many processors, only one memory | |
737 | operand can be present at a time, so the 2-entry cache wouldn't be | |
738 | constantly churned by code doing heavy memory accesses. */ | |
739 | ||
740 | /* Indices in `sorted_syms'. */ | |
741 | long min = 0; | |
742 | long max = sorted_symcount; | |
743 | long thisplace; | |
f6af82bd | 744 | unsigned int opb = bfd_octets_per_byte (abfd); |
252b5132 RH |
745 | |
746 | if (sorted_symcount < 1) | |
747 | return NULL; | |
748 | ||
749 | /* Perform a binary search looking for the closest symbol to the | |
750 | required value. We are searching the range (min, max]. */ | |
751 | while (min + 1 < max) | |
752 | { | |
753 | asymbol *sym; | |
754 | ||
755 | thisplace = (max + min) / 2; | |
756 | sym = sorted_syms[thisplace]; | |
757 | ||
758 | if (bfd_asymbol_value (sym) > vma) | |
759 | max = thisplace; | |
760 | else if (bfd_asymbol_value (sym) < vma) | |
761 | min = thisplace; | |
762 | else | |
763 | { | |
764 | min = thisplace; | |
765 | break; | |
766 | } | |
767 | } | |
768 | ||
769 | /* The symbol we want is now in min, the low end of the range we | |
770 | were searching. If there are several symbols with the same | |
771 | value, we want the first one. */ | |
772 | thisplace = min; | |
773 | while (thisplace > 0 | |
774 | && (bfd_asymbol_value (sorted_syms[thisplace]) | |
775 | == bfd_asymbol_value (sorted_syms[thisplace - 1]))) | |
776 | --thisplace; | |
777 | ||
778 | /* If the file is relocateable, and the symbol could be from this | |
779 | section, prefer a symbol from this section over symbols from | |
780 | others, even if the other symbol's value might be closer. | |
781 | ||
782 | Note that this may be wrong for some symbol references if the | |
783 | sections have overlapping memory ranges, but in that case there's | |
784 | no way to tell what's desired without looking at the relocation | |
785 | table. */ | |
786 | ||
787 | if (sorted_syms[thisplace]->section != sec | |
788 | && (require_sec | |
789 | || ((abfd->flags & HAS_RELOC) != 0 | |
790 | && vma >= bfd_get_section_vma (abfd, sec) | |
791 | && vma < (bfd_get_section_vma (abfd, sec) | |
940b2b78 | 792 | + bfd_section_size (abfd, sec) / opb)))) |
252b5132 RH |
793 | { |
794 | long i; | |
795 | ||
796 | for (i = thisplace + 1; i < sorted_symcount; i++) | |
797 | { | |
798 | if (bfd_asymbol_value (sorted_syms[i]) | |
799 | != bfd_asymbol_value (sorted_syms[thisplace])) | |
800 | break; | |
801 | } | |
802 | --i; | |
803 | for (; i >= 0; i--) | |
804 | { | |
805 | if (sorted_syms[i]->section == sec | |
806 | && (i == 0 | |
807 | || sorted_syms[i - 1]->section != sec | |
808 | || (bfd_asymbol_value (sorted_syms[i]) | |
809 | != bfd_asymbol_value (sorted_syms[i - 1])))) | |
810 | { | |
811 | thisplace = i; | |
812 | break; | |
813 | } | |
814 | } | |
815 | ||
816 | if (sorted_syms[thisplace]->section != sec) | |
817 | { | |
818 | /* We didn't find a good symbol with a smaller value. | |
819 | Look for one with a larger value. */ | |
820 | for (i = thisplace + 1; i < sorted_symcount; i++) | |
821 | { | |
822 | if (sorted_syms[i]->section == sec) | |
823 | { | |
824 | thisplace = i; | |
825 | break; | |
826 | } | |
827 | } | |
828 | } | |
829 | ||
830 | if (sorted_syms[thisplace]->section != sec | |
831 | && (require_sec | |
832 | || ((abfd->flags & HAS_RELOC) != 0 | |
833 | && vma >= bfd_get_section_vma (abfd, sec) | |
834 | && vma < (bfd_get_section_vma (abfd, sec) | |
835 | + bfd_section_size (abfd, sec))))) | |
836 | { | |
837 | /* There is no suitable symbol. */ | |
838 | return NULL; | |
839 | } | |
840 | } | |
841 | ||
842 | if (place != NULL) | |
843 | *place = thisplace; | |
844 | ||
845 | return sorted_syms[thisplace]; | |
846 | } | |
847 | ||
848 | /* Print an address to INFO symbolically. */ | |
849 | ||
850 | static void | |
851 | objdump_print_addr_with_sym (abfd, sec, sym, vma, info, skip_zeroes) | |
852 | bfd *abfd; | |
853 | asection *sec; | |
854 | asymbol *sym; | |
855 | bfd_vma vma; | |
856 | struct disassemble_info *info; | |
857 | boolean skip_zeroes; | |
858 | { | |
859 | objdump_print_value (vma, info, skip_zeroes); | |
860 | ||
861 | if (sym == NULL) | |
862 | { | |
863 | bfd_vma secaddr; | |
864 | ||
865 | (*info->fprintf_func) (info->stream, " <%s", | |
866 | bfd_get_section_name (abfd, sec)); | |
867 | secaddr = bfd_get_section_vma (abfd, sec); | |
868 | if (vma < secaddr) | |
869 | { | |
870 | (*info->fprintf_func) (info->stream, "-0x"); | |
871 | objdump_print_value (secaddr - vma, info, true); | |
872 | } | |
873 | else if (vma > secaddr) | |
874 | { | |
875 | (*info->fprintf_func) (info->stream, "+0x"); | |
876 | objdump_print_value (vma - secaddr, info, true); | |
877 | } | |
878 | (*info->fprintf_func) (info->stream, ">"); | |
879 | } | |
880 | else | |
881 | { | |
882 | (*info->fprintf_func) (info->stream, " <"); | |
883 | objdump_print_symname (abfd, info, sym); | |
884 | if (bfd_asymbol_value (sym) > vma) | |
885 | { | |
886 | (*info->fprintf_func) (info->stream, "-0x"); | |
887 | objdump_print_value (bfd_asymbol_value (sym) - vma, info, true); | |
888 | } | |
889 | else if (vma > bfd_asymbol_value (sym)) | |
890 | { | |
891 | (*info->fprintf_func) (info->stream, "+0x"); | |
892 | objdump_print_value (vma - bfd_asymbol_value (sym), info, true); | |
893 | } | |
894 | (*info->fprintf_func) (info->stream, ">"); | |
895 | } | |
896 | } | |
897 | ||
898 | /* Print VMA to INFO, symbolically if possible. If SKIP_ZEROES is | |
899 | true, don't output leading zeroes. */ | |
900 | ||
901 | static void | |
902 | objdump_print_addr (vma, info, skip_zeroes) | |
903 | bfd_vma vma; | |
904 | struct disassemble_info *info; | |
905 | boolean skip_zeroes; | |
906 | { | |
907 | struct objdump_disasm_info *aux; | |
908 | asymbol *sym; | |
909 | ||
910 | if (sorted_symcount < 1) | |
911 | { | |
912 | (*info->fprintf_func) (info->stream, "0x"); | |
913 | objdump_print_value (vma, info, skip_zeroes); | |
914 | return; | |
915 | } | |
916 | ||
917 | aux = (struct objdump_disasm_info *) info->application_data; | |
918 | sym = find_symbol_for_address (aux->abfd, aux->sec, vma, aux->require_sec, | |
919 | (long *) NULL); | |
920 | objdump_print_addr_with_sym (aux->abfd, aux->sec, sym, vma, info, | |
921 | skip_zeroes); | |
922 | } | |
923 | ||
924 | /* Print VMA to INFO. This function is passed to the disassembler | |
925 | routine. */ | |
926 | ||
927 | static void | |
928 | objdump_print_address (vma, info) | |
929 | bfd_vma vma; | |
930 | struct disassemble_info *info; | |
931 | { | |
932 | objdump_print_addr (vma, info, ! prefix_addresses); | |
933 | } | |
934 | ||
935 | /* Determine of the given address has a symbol associated with it. */ | |
936 | ||
937 | static int | |
938 | objdump_symbol_at_address (vma, info) | |
939 | bfd_vma vma; | |
940 | struct disassemble_info * info; | |
941 | { | |
942 | struct objdump_disasm_info * aux; | |
943 | asymbol * sym; | |
944 | ||
945 | /* No symbols - do not bother checking. */ | |
946 | if (sorted_symcount < 1) | |
947 | return 0; | |
948 | ||
949 | aux = (struct objdump_disasm_info *) info->application_data; | |
950 | sym = find_symbol_for_address (aux->abfd, aux->sec, vma, aux->require_sec, | |
951 | (long *) NULL); | |
952 | ||
953 | return (sym != NULL && (bfd_asymbol_value (sym) == vma)); | |
954 | } | |
955 | ||
956 | /* Hold the last function name and the last line number we displayed | |
957 | in a disassembly. */ | |
958 | ||
959 | static char *prev_functionname; | |
960 | static unsigned int prev_line; | |
961 | ||
962 | /* We keep a list of all files that we have seen when doing a | |
963 | dissassembly with source, so that we know how much of the file to | |
964 | display. This can be important for inlined functions. */ | |
965 | ||
966 | struct print_file_list | |
967 | { | |
968 | struct print_file_list *next; | |
969 | char *filename; | |
970 | unsigned int line; | |
971 | FILE *f; | |
972 | }; | |
973 | ||
974 | static struct print_file_list *print_files; | |
975 | ||
976 | /* The number of preceding context lines to show when we start | |
977 | displaying a file for the first time. */ | |
978 | ||
979 | #define SHOW_PRECEDING_CONTEXT_LINES (5) | |
980 | ||
981 | /* Skip ahead to a given line in a file, optionally printing each | |
982 | line. */ | |
983 | ||
984 | static void | |
985 | skip_to_line PARAMS ((struct print_file_list *, unsigned int, boolean)); | |
986 | ||
987 | static void | |
988 | skip_to_line (p, line, show) | |
989 | struct print_file_list *p; | |
990 | unsigned int line; | |
991 | boolean show; | |
992 | { | |
993 | while (p->line < line) | |
994 | { | |
995 | char buf[100]; | |
996 | ||
997 | if (fgets (buf, sizeof buf, p->f) == NULL) | |
998 | { | |
999 | fclose (p->f); | |
1000 | p->f = NULL; | |
1001 | break; | |
1002 | } | |
1003 | ||
1004 | if (show) | |
1005 | printf ("%s", buf); | |
1006 | ||
1007 | if (strchr (buf, '\n') != NULL) | |
1008 | ++p->line; | |
1009 | } | |
1010 | } | |
1011 | ||
1012 | /* Show the line number, or the source line, in a dissassembly | |
1013 | listing. */ | |
1014 | ||
1015 | static void | |
940b2b78 | 1016 | show_line (abfd, section, addr_offset) |
252b5132 RH |
1017 | bfd *abfd; |
1018 | asection *section; | |
940b2b78 | 1019 | bfd_vma addr_offset; |
252b5132 RH |
1020 | { |
1021 | CONST char *filename; | |
1022 | CONST char *functionname; | |
1023 | unsigned int line; | |
1024 | ||
1025 | if (! with_line_numbers && ! with_source_code) | |
1026 | return; | |
1027 | ||
940b2b78 | 1028 | if (! bfd_find_nearest_line (abfd, section, syms, addr_offset, &filename, |
252b5132 RH |
1029 | &functionname, &line)) |
1030 | return; | |
1031 | ||
1032 | if (filename != NULL && *filename == '\0') | |
1033 | filename = NULL; | |
1034 | if (functionname != NULL && *functionname == '\0') | |
1035 | functionname = NULL; | |
1036 | ||
1037 | if (with_line_numbers) | |
1038 | { | |
1039 | if (functionname != NULL | |
1040 | && (prev_functionname == NULL | |
1041 | || strcmp (functionname, prev_functionname) != 0)) | |
1042 | printf ("%s():\n", functionname); | |
1043 | if (line > 0 && line != prev_line) | |
1044 | printf ("%s:%u\n", filename == NULL ? "???" : filename, line); | |
1045 | } | |
1046 | ||
1047 | if (with_source_code | |
1048 | && filename != NULL | |
1049 | && line > 0) | |
1050 | { | |
1051 | struct print_file_list **pp, *p; | |
1052 | ||
1053 | for (pp = &print_files; *pp != NULL; pp = &(*pp)->next) | |
1054 | if (strcmp ((*pp)->filename, filename) == 0) | |
1055 | break; | |
1056 | p = *pp; | |
1057 | ||
1058 | if (p != NULL) | |
1059 | { | |
1060 | if (p != print_files) | |
1061 | { | |
1062 | int l; | |
1063 | ||
1064 | /* We have reencountered a file name which we saw | |
1065 | earlier. This implies that either we are dumping out | |
1066 | code from an included file, or the same file was | |
1067 | linked in more than once. There are two common cases | |
1068 | of an included file: inline functions in a header | |
1069 | file, and a bison or flex skeleton file. In the | |
1070 | former case we want to just start printing (but we | |
1071 | back up a few lines to give context); in the latter | |
1072 | case we want to continue from where we left off. I | |
1073 | can't think of a good way to distinguish the cases, | |
1074 | so I used a heuristic based on the file name. */ | |
1075 | if (strcmp (p->filename + strlen (p->filename) - 2, ".h") != 0) | |
1076 | l = p->line; | |
1077 | else | |
1078 | { | |
1079 | l = line - SHOW_PRECEDING_CONTEXT_LINES; | |
f1563258 TW |
1080 | if (l < 0) |
1081 | l = 0; | |
252b5132 RH |
1082 | } |
1083 | ||
1084 | if (p->f == NULL) | |
1085 | { | |
1086 | p->f = fopen (p->filename, "r"); | |
1087 | p->line = 0; | |
1088 | } | |
1089 | if (p->f != NULL) | |
1090 | skip_to_line (p, l, false); | |
1091 | ||
1092 | if (print_files->f != NULL) | |
1093 | { | |
1094 | fclose (print_files->f); | |
1095 | print_files->f = NULL; | |
1096 | } | |
1097 | } | |
1098 | ||
1099 | if (p->f != NULL) | |
1100 | { | |
1101 | skip_to_line (p, line, true); | |
1102 | *pp = p->next; | |
1103 | p->next = print_files; | |
1104 | print_files = p; | |
1105 | } | |
1106 | } | |
1107 | else | |
1108 | { | |
1109 | FILE *f; | |
1110 | ||
1111 | f = fopen (filename, "r"); | |
1112 | if (f != NULL) | |
1113 | { | |
1114 | int l; | |
1115 | ||
1116 | p = ((struct print_file_list *) | |
1117 | xmalloc (sizeof (struct print_file_list))); | |
1118 | p->filename = xmalloc (strlen (filename) + 1); | |
1119 | strcpy (p->filename, filename); | |
1120 | p->line = 0; | |
1121 | p->f = f; | |
1122 | ||
1123 | if (print_files != NULL && print_files->f != NULL) | |
1124 | { | |
1125 | fclose (print_files->f); | |
1126 | print_files->f = NULL; | |
1127 | } | |
1128 | p->next = print_files; | |
1129 | print_files = p; | |
1130 | ||
f1563258 TW |
1131 | if (file_start_context) |
1132 | l = 0; | |
1133 | else | |
1134 | l = line - SHOW_PRECEDING_CONTEXT_LINES; | |
1135 | if (l < 0) | |
1136 | l = 0; | |
252b5132 RH |
1137 | skip_to_line (p, l, false); |
1138 | if (p->f != NULL) | |
1139 | skip_to_line (p, line, true); | |
1140 | } | |
1141 | } | |
1142 | } | |
1143 | ||
1144 | if (functionname != NULL | |
1145 | && (prev_functionname == NULL | |
1146 | || strcmp (functionname, prev_functionname) != 0)) | |
1147 | { | |
1148 | if (prev_functionname != NULL) | |
1149 | free (prev_functionname); | |
1150 | prev_functionname = xmalloc (strlen (functionname) + 1); | |
1151 | strcpy (prev_functionname, functionname); | |
1152 | } | |
1153 | ||
1154 | if (line > 0 && line != prev_line) | |
1155 | prev_line = line; | |
1156 | } | |
1157 | ||
1158 | /* Pseudo FILE object for strings. */ | |
1159 | typedef struct | |
1160 | { | |
1161 | char *buffer; | |
1162 | size_t size; | |
1163 | char *current; | |
1164 | } SFILE; | |
1165 | ||
1166 | /* sprintf to a "stream" */ | |
1167 | ||
1168 | static int | |
1169 | #ifdef ANSI_PROTOTYPES | |
1170 | objdump_sprintf (SFILE *f, const char *format, ...) | |
1171 | #else | |
1172 | objdump_sprintf (va_alist) | |
1173 | va_dcl | |
1174 | #endif | |
1175 | { | |
1176 | #ifndef ANSI_PROTOTYPES | |
1177 | SFILE *f; | |
1178 | const char *format; | |
1179 | #endif | |
1180 | char *buf; | |
1181 | va_list args; | |
1182 | size_t n; | |
1183 | ||
1184 | #ifdef ANSI_PROTOTYPES | |
1185 | va_start (args, format); | |
1186 | #else | |
1187 | va_start (args); | |
1188 | f = va_arg (args, SFILE *); | |
1189 | format = va_arg (args, const char *); | |
1190 | #endif | |
1191 | ||
1192 | vasprintf (&buf, format, args); | |
1193 | ||
1194 | va_end (args); | |
1195 | ||
1196 | if (buf == NULL) | |
1197 | { | |
37cc8ec1 | 1198 | fatal (_("Out of virtual memory")); |
252b5132 RH |
1199 | } |
1200 | ||
1201 | n = strlen (buf); | |
1202 | ||
b4c96d0d | 1203 | while ((size_t) ((f->buffer + f->size) - f->current) < n + 1) |
252b5132 RH |
1204 | { |
1205 | size_t curroff; | |
1206 | ||
1207 | curroff = f->current - f->buffer; | |
1208 | f->size *= 2; | |
1209 | f->buffer = xrealloc (f->buffer, f->size); | |
1210 | f->current = f->buffer + curroff; | |
1211 | } | |
1212 | ||
1213 | memcpy (f->current, buf, n); | |
1214 | f->current += n; | |
1215 | f->current[0] = '\0'; | |
1216 | ||
1217 | free (buf); | |
1218 | ||
1219 | return n; | |
1220 | } | |
1221 | ||
1222 | /* The number of zeroes we want to see before we start skipping them. | |
1223 | The number is arbitrarily chosen. */ | |
1224 | ||
20fe0649 | 1225 | #ifndef SKIP_ZEROES |
252b5132 | 1226 | #define SKIP_ZEROES (8) |
20fe0649 | 1227 | #endif |
252b5132 RH |
1228 | |
1229 | /* The number of zeroes to skip at the end of a section. If the | |
1230 | number of zeroes at the end is between SKIP_ZEROES_AT_END and | |
1231 | SKIP_ZEROES, they will be disassembled. If there are fewer than | |
1232 | SKIP_ZEROES_AT_END, they will be skipped. This is a heuristic | |
1233 | attempt to avoid disassembling zeroes inserted by section | |
1234 | alignment. */ | |
1235 | ||
20fe0649 | 1236 | #ifndef SKIP_ZEROES_AT_END |
252b5132 | 1237 | #define SKIP_ZEROES_AT_END (3) |
20fe0649 | 1238 | #endif |
252b5132 RH |
1239 | |
1240 | /* Disassemble some data in memory between given values. */ | |
1241 | ||
1242 | static void | |
940b2b78 TW |
1243 | disassemble_bytes (info, disassemble_fn, insns, data, |
1244 | start_offset, stop_offset, relppp, | |
252b5132 RH |
1245 | relppend) |
1246 | struct disassemble_info *info; | |
1247 | disassembler_ftype disassemble_fn; | |
1248 | boolean insns; | |
1249 | bfd_byte *data; | |
940b2b78 TW |
1250 | bfd_vma start_offset; |
1251 | bfd_vma stop_offset; | |
252b5132 RH |
1252 | arelent ***relppp; |
1253 | arelent **relppend; | |
1254 | { | |
1255 | struct objdump_disasm_info *aux; | |
1256 | asection *section; | |
940b2b78 | 1257 | int octets_per_line; |
252b5132 RH |
1258 | boolean done_dot; |
1259 | int skip_addr_chars; | |
940b2b78 TW |
1260 | bfd_vma addr_offset; |
1261 | int opb = info->octets_per_byte; | |
252b5132 RH |
1262 | |
1263 | aux = (struct objdump_disasm_info *) info->application_data; | |
1264 | section = aux->sec; | |
1265 | ||
1266 | if (insns) | |
940b2b78 | 1267 | octets_per_line = 4; |
252b5132 | 1268 | else |
940b2b78 | 1269 | octets_per_line = 16; |
252b5132 RH |
1270 | |
1271 | /* Figure out how many characters to skip at the start of an | |
1272 | address, to make the disassembly look nicer. We discard leading | |
1273 | zeroes in chunks of 4, ensuring that there is always a leading | |
1274 | zero remaining. */ | |
1275 | skip_addr_chars = 0; | |
1276 | if (! prefix_addresses) | |
1277 | { | |
1278 | char buf[30]; | |
1279 | char *s; | |
1280 | ||
940b2b78 TW |
1281 | sprintf_vma (buf, section->vma + |
1282 | bfd_section_size (section->owner, section) / opb); | |
252b5132 RH |
1283 | s = buf; |
1284 | while (s[0] == '0' && s[1] == '0' && s[2] == '0' && s[3] == '0' | |
1285 | && s[4] == '0') | |
1286 | { | |
1287 | skip_addr_chars += 4; | |
1288 | s += 4; | |
1289 | } | |
1290 | } | |
1291 | ||
1292 | info->insn_info_valid = 0; | |
1293 | ||
1294 | done_dot = false; | |
940b2b78 TW |
1295 | addr_offset = start_offset; |
1296 | while (addr_offset < stop_offset) | |
252b5132 RH |
1297 | { |
1298 | bfd_vma z; | |
940b2b78 | 1299 | int octets = 0; |
252b5132 RH |
1300 | boolean need_nl = false; |
1301 | ||
940b2b78 | 1302 | /* If we see more than SKIP_ZEROES octets of zeroes, we just |
252b5132 | 1303 | print `...'. */ |
940b2b78 | 1304 | for (z = addr_offset * opb; z < stop_offset * opb; z++) |
252b5132 RH |
1305 | if (data[z] != 0) |
1306 | break; | |
1307 | if (! disassemble_zeroes | |
1308 | && (info->insn_info_valid == 0 | |
1309 | || info->branch_delay_insns == 0) | |
940b2b78 TW |
1310 | && (z - addr_offset * opb >= SKIP_ZEROES |
1311 | || (z == stop_offset * opb && | |
1312 | z - addr_offset * opb < SKIP_ZEROES_AT_END))) | |
252b5132 RH |
1313 | { |
1314 | printf ("\t...\n"); | |
1315 | ||
940b2b78 | 1316 | /* If there are more nonzero octets to follow, we only skip |
252b5132 RH |
1317 | zeroes in multiples of 4, to try to avoid running over |
1318 | the start of an instruction which happens to start with | |
1319 | zero. */ | |
940b2b78 TW |
1320 | if (z != stop_offset * opb) |
1321 | z = addr_offset * opb + ((z - addr_offset * opb) &~ 3); | |
252b5132 | 1322 | |
940b2b78 | 1323 | octets = z - addr_offset * opb; |
252b5132 RH |
1324 | } |
1325 | else | |
1326 | { | |
1327 | char buf[50]; | |
1328 | SFILE sfile; | |
1329 | int bpc = 0; | |
1330 | int pb = 0; | |
1331 | ||
1332 | done_dot = false; | |
1333 | ||
1334 | if (with_line_numbers || with_source_code) | |
76a406e5 NC |
1335 | /* The line number tables will refer to unadjusted |
1336 | section VMAs, so we must undo any VMA modifications | |
1337 | when calling show_line. */ | |
1338 | show_line (aux->abfd, section, addr_offset - adjust_section_vma); | |
252b5132 RH |
1339 | |
1340 | if (! prefix_addresses) | |
1341 | { | |
1342 | char *s; | |
1343 | ||
940b2b78 | 1344 | sprintf_vma (buf, section->vma + addr_offset); |
252b5132 RH |
1345 | for (s = buf + skip_addr_chars; *s == '0'; s++) |
1346 | *s = ' '; | |
1347 | if (*s == '\0') | |
1348 | *--s = '0'; | |
1349 | printf ("%s:\t", buf + skip_addr_chars); | |
1350 | } | |
1351 | else | |
1352 | { | |
1353 | aux->require_sec = true; | |
940b2b78 | 1354 | objdump_print_address (section->vma + addr_offset, info); |
252b5132 RH |
1355 | aux->require_sec = false; |
1356 | putchar (' '); | |
1357 | } | |
1358 | ||
1359 | if (insns) | |
1360 | { | |
1361 | sfile.size = 120; | |
1362 | sfile.buffer = xmalloc (sfile.size); | |
1363 | sfile.current = sfile.buffer; | |
1364 | info->fprintf_func = (fprintf_ftype) objdump_sprintf; | |
1365 | info->stream = (FILE *) &sfile; | |
1366 | info->bytes_per_line = 0; | |
1367 | info->bytes_per_chunk = 0; | |
1368 | ||
8b1e6df3 | 1369 | #ifdef DISASSEMBLER_NEEDS_RELOCS |
940b2b78 | 1370 | /* FIXME: This is wrong. It tests the number of octets |
252b5132 RH |
1371 | in the last instruction, not the current one. */ |
1372 | if (*relppp < relppend | |
940b2b78 | 1373 | && (**relppp)->address >= addr_offset |
8b1e6df3 | 1374 | && (**relppp)->address <= addr_offset + octets / opb) |
252b5132 RH |
1375 | info->flags = INSN_HAS_RELOC; |
1376 | else | |
8b1e6df3 | 1377 | #endif |
252b5132 RH |
1378 | info->flags = 0; |
1379 | ||
940b2b78 | 1380 | octets = (*disassemble_fn) (section->vma + addr_offset, info); |
252b5132 RH |
1381 | info->fprintf_func = (fprintf_ftype) fprintf; |
1382 | info->stream = stdout; | |
1383 | if (info->bytes_per_line != 0) | |
940b2b78 TW |
1384 | octets_per_line = info->bytes_per_line; |
1385 | if (octets < 0) | |
e07bf1ac ILT |
1386 | { |
1387 | if (sfile.current != sfile.buffer) | |
1388 | printf ("%s\n", sfile.buffer); | |
1389 | free (sfile.buffer); | |
1390 | break; | |
1391 | } | |
252b5132 RH |
1392 | } |
1393 | else | |
1394 | { | |
b4c96d0d | 1395 | bfd_vma j; |
252b5132 | 1396 | |
940b2b78 TW |
1397 | octets = octets_per_line; |
1398 | if (addr_offset + octets / opb > stop_offset) | |
1399 | octets = (stop_offset - addr_offset) * opb; | |
252b5132 | 1400 | |
940b2b78 | 1401 | for (j = addr_offset * opb; j < addr_offset * opb + octets; ++j) |
252b5132 RH |
1402 | { |
1403 | if (isprint (data[j])) | |
940b2b78 | 1404 | buf[j - addr_offset * opb] = data[j]; |
252b5132 | 1405 | else |
940b2b78 | 1406 | buf[j - addr_offset * opb] = '.'; |
252b5132 | 1407 | } |
940b2b78 | 1408 | buf[j - addr_offset * opb] = '\0'; |
252b5132 RH |
1409 | } |
1410 | ||
1411 | if (prefix_addresses | |
1412 | ? show_raw_insn > 0 | |
1413 | : show_raw_insn >= 0) | |
1414 | { | |
b4c96d0d | 1415 | bfd_vma j; |
252b5132 RH |
1416 | |
1417 | /* If ! prefix_addresses and ! wide_output, we print | |
940b2b78 TW |
1418 | octets_per_line octets per line. */ |
1419 | pb = octets; | |
1420 | if (pb > octets_per_line && ! prefix_addresses && ! wide_output) | |
1421 | pb = octets_per_line; | |
252b5132 RH |
1422 | |
1423 | if (info->bytes_per_chunk) | |
1424 | bpc = info->bytes_per_chunk; | |
1425 | else | |
1426 | bpc = 1; | |
1427 | ||
940b2b78 | 1428 | for (j = addr_offset * opb; j < addr_offset * opb + pb; j += bpc) |
252b5132 RH |
1429 | { |
1430 | int k; | |
1431 | if (bpc > 1 && info->display_endian == BFD_ENDIAN_LITTLE) | |
1432 | { | |
1433 | for (k = bpc - 1; k >= 0; k--) | |
1434 | printf ("%02x", (unsigned) data[j + k]); | |
1435 | putchar (' '); | |
1436 | } | |
1437 | else | |
1438 | { | |
1439 | for (k = 0; k < bpc; k++) | |
1440 | printf ("%02x", (unsigned) data[j + k]); | |
1441 | putchar (' '); | |
1442 | } | |
1443 | } | |
1444 | ||
940b2b78 | 1445 | for (; pb < octets_per_line; pb += bpc) |
252b5132 RH |
1446 | { |
1447 | int k; | |
1448 | ||
1449 | for (k = 0; k < bpc; k++) | |
1450 | printf (" "); | |
1451 | putchar (' '); | |
1452 | } | |
1453 | ||
1454 | /* Separate raw data from instruction by extra space. */ | |
1455 | if (insns) | |
1456 | putchar ('\t'); | |
1457 | else | |
1458 | printf (" "); | |
1459 | } | |
1460 | ||
1461 | if (! insns) | |
1462 | printf ("%s", buf); | |
1463 | else | |
1464 | { | |
1465 | printf ("%s", sfile.buffer); | |
1466 | free (sfile.buffer); | |
1467 | } | |
1468 | ||
1469 | if (prefix_addresses | |
1470 | ? show_raw_insn > 0 | |
1471 | : show_raw_insn >= 0) | |
1472 | { | |
940b2b78 | 1473 | while (pb < octets) |
252b5132 | 1474 | { |
b4c96d0d | 1475 | bfd_vma j; |
252b5132 RH |
1476 | char *s; |
1477 | ||
1478 | putchar ('\n'); | |
940b2b78 | 1479 | j = addr_offset * opb + pb; |
252b5132 | 1480 | |
940b2b78 | 1481 | sprintf_vma (buf, section->vma + j / opb); |
252b5132 RH |
1482 | for (s = buf + skip_addr_chars; *s == '0'; s++) |
1483 | *s = ' '; | |
1484 | if (*s == '\0') | |
1485 | *--s = '0'; | |
1486 | printf ("%s:\t", buf + skip_addr_chars); | |
1487 | ||
940b2b78 TW |
1488 | pb += octets_per_line; |
1489 | if (pb > octets) | |
1490 | pb = octets; | |
1491 | for (; j < addr_offset * opb + pb; j += bpc) | |
252b5132 RH |
1492 | { |
1493 | int k; | |
1494 | ||
1495 | if (bpc > 1 && info->display_endian == BFD_ENDIAN_LITTLE) | |
1496 | { | |
1497 | for (k = bpc - 1; k >= 0; k--) | |
1498 | printf ("%02x", (unsigned) data[j + k]); | |
1499 | putchar (' '); | |
1500 | } | |
1501 | else | |
1502 | { | |
1503 | for (k = 0; k < bpc; k++) | |
1504 | printf ("%02x", (unsigned) data[j + k]); | |
1505 | putchar (' '); | |
1506 | } | |
1507 | } | |
1508 | } | |
1509 | } | |
1510 | ||
1511 | if (!wide_output) | |
1512 | putchar ('\n'); | |
1513 | else | |
1514 | need_nl = true; | |
1515 | } | |
1516 | ||
8b1e6df3 NC |
1517 | if ((section->flags & SEC_RELOC) != 0 |
1518 | #ifndef DISASSEMBLER_NEEDS_RELOCS | |
1519 | && dump_reloc_info | |
1520 | #endif | |
1521 | ) | |
252b5132 RH |
1522 | { |
1523 | while ((*relppp) < relppend | |
940b2b78 TW |
1524 | && ((**relppp)->address >= (bfd_vma) addr_offset |
1525 | && (**relppp)->address < (bfd_vma) addr_offset + octets / opb)) | |
8b1e6df3 NC |
1526 | #ifdef DISASSEMBLER_NEEDS_RELOCS |
1527 | if (! dump_reloc_info) | |
1528 | ++(*relppp); | |
1529 | else | |
1530 | #endif | |
252b5132 RH |
1531 | { |
1532 | arelent *q; | |
1533 | ||
1534 | q = **relppp; | |
1535 | ||
1536 | if (wide_output) | |
1537 | putchar ('\t'); | |
1538 | else | |
1539 | printf ("\t\t\t"); | |
1540 | ||
1541 | objdump_print_value (section->vma + q->address, info, true); | |
1542 | ||
1543 | printf (": %s\t", q->howto->name); | |
1544 | ||
1545 | if (q->sym_ptr_ptr == NULL || *q->sym_ptr_ptr == NULL) | |
1546 | printf ("*unknown*"); | |
1547 | else | |
1548 | { | |
1549 | const char *sym_name; | |
1550 | ||
1551 | sym_name = bfd_asymbol_name (*q->sym_ptr_ptr); | |
1552 | if (sym_name != NULL && *sym_name != '\0') | |
1553 | objdump_print_symname (aux->abfd, info, *q->sym_ptr_ptr); | |
1554 | else | |
1555 | { | |
1556 | asection *sym_sec; | |
1557 | ||
1558 | sym_sec = bfd_get_section (*q->sym_ptr_ptr); | |
1559 | sym_name = bfd_get_section_name (aux->abfd, sym_sec); | |
1560 | if (sym_name == NULL || *sym_name == '\0') | |
1561 | sym_name = "*unknown*"; | |
1562 | printf ("%s", sym_name); | |
1563 | } | |
1564 | } | |
1565 | ||
1566 | if (q->addend) | |
1567 | { | |
1568 | printf ("+0x"); | |
1569 | objdump_print_value (q->addend, info, true); | |
1570 | } | |
1571 | ||
1572 | printf ("\n"); | |
1573 | need_nl = false; | |
1574 | ++(*relppp); | |
1575 | } | |
1576 | } | |
1577 | ||
1578 | if (need_nl) | |
1579 | printf ("\n"); | |
1580 | ||
940b2b78 | 1581 | addr_offset += octets / opb; |
252b5132 RH |
1582 | } |
1583 | } | |
1584 | ||
1585 | /* Disassemble the contents of an object file. */ | |
1586 | ||
1587 | static void | |
1588 | disassemble_data (abfd) | |
1589 | bfd *abfd; | |
1590 | { | |
f6af82bd | 1591 | unsigned long addr_offset; |
252b5132 RH |
1592 | disassembler_ftype disassemble_fn; |
1593 | struct disassemble_info disasm_info; | |
1594 | struct objdump_disasm_info aux; | |
1595 | asection *section; | |
ea584125 | 1596 | unsigned int opb; |
252b5132 RH |
1597 | |
1598 | print_files = NULL; | |
1599 | prev_functionname = NULL; | |
1600 | prev_line = -1; | |
1601 | ||
1602 | /* We make a copy of syms to sort. We don't want to sort syms | |
1603 | because that will screw up the relocs. */ | |
1604 | sorted_syms = (asymbol **) xmalloc (symcount * sizeof (asymbol *)); | |
1605 | memcpy (sorted_syms, syms, symcount * sizeof (asymbol *)); | |
1606 | ||
1607 | sorted_symcount = remove_useless_symbols (sorted_syms, symcount); | |
1608 | ||
1609 | /* Sort the symbols into section and symbol order */ | |
1610 | qsort (sorted_syms, sorted_symcount, sizeof (asymbol *), compare_symbols); | |
1611 | ||
1612 | INIT_DISASSEMBLE_INFO(disasm_info, stdout, fprintf); | |
1613 | disasm_info.application_data = (PTR) &aux; | |
1614 | aux.abfd = abfd; | |
1615 | aux.require_sec = false; | |
1616 | disasm_info.print_address_func = objdump_print_address; | |
1617 | disasm_info.symbol_at_address_func = objdump_symbol_at_address; | |
1618 | ||
1619 | if (machine != (char *) NULL) | |
1620 | { | |
1621 | const bfd_arch_info_type *info = bfd_scan_arch (machine); | |
1622 | if (info == NULL) | |
1623 | { | |
37cc8ec1 | 1624 | fatal (_("Can't use supplied machine %s"), machine); |
252b5132 RH |
1625 | } |
1626 | abfd->arch_info = info; | |
1627 | } | |
1628 | ||
1629 | if (endian != BFD_ENDIAN_UNKNOWN) | |
1630 | { | |
1631 | struct bfd_target *xvec; | |
1632 | ||
1633 | xvec = (struct bfd_target *) xmalloc (sizeof (struct bfd_target)); | |
1634 | memcpy (xvec, abfd->xvec, sizeof (struct bfd_target)); | |
1635 | xvec->byteorder = endian; | |
1636 | abfd->xvec = xvec; | |
1637 | } | |
1638 | ||
1639 | disassemble_fn = disassembler (abfd); | |
1640 | if (!disassemble_fn) | |
1641 | { | |
37cc8ec1 AM |
1642 | non_fatal (_("Can't disassemble for architecture %s\n"), |
1643 | bfd_printable_arch_mach (bfd_get_arch (abfd), 0)); | |
75cd796a | 1644 | exit_status = 1; |
252b5132 RH |
1645 | return; |
1646 | } | |
1647 | ||
ea584125 TW |
1648 | opb = bfd_octets_per_byte (abfd); |
1649 | ||
252b5132 RH |
1650 | disasm_info.flavour = bfd_get_flavour (abfd); |
1651 | disasm_info.arch = bfd_get_arch (abfd); | |
1652 | disasm_info.mach = bfd_get_mach (abfd); | |
dd92f639 | 1653 | disasm_info.disassembler_options = disassembler_options; |
ea584125 | 1654 | disasm_info.octets_per_byte = opb; |
dd92f639 | 1655 | |
252b5132 | 1656 | if (bfd_big_endian (abfd)) |
a8a9050d | 1657 | disasm_info.display_endian = disasm_info.endian = BFD_ENDIAN_BIG; |
252b5132 | 1658 | else if (bfd_little_endian (abfd)) |
a8a9050d | 1659 | disasm_info.display_endian = disasm_info.endian = BFD_ENDIAN_LITTLE; |
252b5132 RH |
1660 | else |
1661 | /* ??? Aborting here seems too drastic. We could default to big or little | |
1662 | instead. */ | |
1663 | disasm_info.endian = BFD_ENDIAN_UNKNOWN; | |
1664 | ||
1665 | for (section = abfd->sections; | |
1666 | section != (asection *) NULL; | |
1667 | section = section->next) | |
1668 | { | |
1669 | bfd_byte *data = NULL; | |
1670 | bfd_size_type datasize = 0; | |
1671 | arelent **relbuf = NULL; | |
1672 | arelent **relpp = NULL; | |
1673 | arelent **relppend = NULL; | |
f6af82bd | 1674 | unsigned long stop_offset; |
252b5132 RH |
1675 | asymbol *sym = NULL; |
1676 | long place = 0; | |
1677 | ||
1678 | if ((section->flags & SEC_LOAD) == 0 | |
1679 | || (! disassemble_all | |
1680 | && only == NULL | |
1681 | && (section->flags & SEC_CODE) == 0)) | |
1682 | continue; | |
1683 | if (only != (char *) NULL && strcmp (only, section->name) != 0) | |
1684 | continue; | |
1685 | ||
8b1e6df3 NC |
1686 | if ((section->flags & SEC_RELOC) != 0 |
1687 | #ifndef DISASSEMBLER_NEEDS_RELOCS | |
1688 | && dump_reloc_info | |
1689 | #endif | |
1690 | ) | |
252b5132 RH |
1691 | { |
1692 | long relsize; | |
1693 | ||
1694 | relsize = bfd_get_reloc_upper_bound (abfd, section); | |
1695 | if (relsize < 0) | |
1696 | bfd_fatal (bfd_get_filename (abfd)); | |
1697 | ||
1698 | if (relsize > 0) | |
1699 | { | |
1700 | long relcount; | |
1701 | ||
1702 | relbuf = (arelent **) xmalloc (relsize); | |
1703 | relcount = bfd_canonicalize_reloc (abfd, section, relbuf, syms); | |
1704 | if (relcount < 0) | |
1705 | bfd_fatal (bfd_get_filename (abfd)); | |
1706 | ||
1707 | /* Sort the relocs by address. */ | |
1708 | qsort (relbuf, relcount, sizeof (arelent *), compare_relocs); | |
1709 | ||
1710 | relpp = relbuf; | |
1711 | relppend = relpp + relcount; | |
1712 | ||
1713 | /* Skip over the relocs belonging to addresses below the | |
1714 | start address. */ | |
1715 | if (start_address != (bfd_vma) -1) | |
1716 | { | |
1717 | while (relpp < relppend | |
1718 | && (*relpp)->address < start_address) | |
1719 | ++relpp; | |
1720 | } | |
1721 | } | |
1722 | } | |
1723 | ||
1724 | printf (_("Disassembly of section %s:\n"), section->name); | |
1725 | ||
1726 | datasize = bfd_get_section_size_before_reloc (section); | |
1727 | if (datasize == 0) | |
1728 | continue; | |
1729 | ||
1730 | data = (bfd_byte *) xmalloc ((size_t) datasize); | |
1731 | ||
1732 | bfd_get_section_contents (abfd, section, data, 0, datasize); | |
1733 | ||
1734 | aux.sec = section; | |
1735 | disasm_info.buffer = data; | |
1736 | disasm_info.buffer_vma = section->vma; | |
1737 | disasm_info.buffer_length = datasize; | |
1738 | if (start_address == (bfd_vma) -1 | |
1739 | || start_address < disasm_info.buffer_vma) | |
940b2b78 | 1740 | addr_offset = 0; |
252b5132 | 1741 | else |
940b2b78 | 1742 | addr_offset = start_address - disasm_info.buffer_vma; |
252b5132 | 1743 | if (stop_address == (bfd_vma) -1) |
940b2b78 | 1744 | stop_offset = datasize / opb; |
252b5132 RH |
1745 | else |
1746 | { | |
1747 | if (stop_address < disasm_info.buffer_vma) | |
940b2b78 | 1748 | stop_offset = 0; |
252b5132 | 1749 | else |
940b2b78 TW |
1750 | stop_offset = stop_address - disasm_info.buffer_vma; |
1751 | if (stop_offset > disasm_info.buffer_length / opb) | |
1752 | stop_offset = disasm_info.buffer_length / opb; | |
252b5132 RH |
1753 | } |
1754 | ||
940b2b78 | 1755 | sym = find_symbol_for_address (abfd, section, section->vma + addr_offset, |
252b5132 RH |
1756 | true, &place); |
1757 | ||
940b2b78 | 1758 | while (addr_offset < stop_offset) |
252b5132 RH |
1759 | { |
1760 | asymbol *nextsym; | |
f6af82bd | 1761 | unsigned long nextstop_offset; |
252b5132 RH |
1762 | boolean insns; |
1763 | ||
940b2b78 | 1764 | if (sym != NULL && bfd_asymbol_value (sym) <= section->vma + addr_offset) |
252b5132 RH |
1765 | { |
1766 | int x; | |
1767 | ||
1768 | for (x = place; | |
1769 | (x < sorted_symcount | |
940b2b78 | 1770 | && bfd_asymbol_value (sorted_syms[x]) <= section->vma + addr_offset); |
252b5132 RH |
1771 | ++x) |
1772 | continue; | |
1773 | disasm_info.symbols = & sorted_syms[place]; | |
1774 | disasm_info.num_symbols = x - place; | |
1775 | } | |
1776 | else | |
1777 | disasm_info.symbols = NULL; | |
1778 | ||
1779 | if (! prefix_addresses) | |
1780 | { | |
1781 | printf ("\n"); | |
1782 | objdump_print_addr_with_sym (abfd, section, sym, | |
940b2b78 | 1783 | section->vma + addr_offset, |
252b5132 RH |
1784 | &disasm_info, |
1785 | false); | |
1786 | printf (":\n"); | |
1787 | } | |
1788 | ||
940b2b78 | 1789 | if (sym != NULL && bfd_asymbol_value (sym) > section->vma + addr_offset) |
252b5132 RH |
1790 | nextsym = sym; |
1791 | else if (sym == NULL) | |
1792 | nextsym = NULL; | |
1793 | else | |
1794 | { | |
f1f8ce07 ILT |
1795 | /* Search forward for the next appropriate symbol in |
1796 | SECTION. Note that all the symbols are sorted | |
1797 | together into one big array, and that some sections | |
1798 | may have overlapping addresses. */ | |
252b5132 | 1799 | while (place < sorted_symcount |
252b5132 RH |
1800 | && (sorted_syms[place]->section != section |
1801 | || (bfd_asymbol_value (sorted_syms[place]) | |
1802 | <= bfd_asymbol_value (sym)))) | |
1803 | ++place; | |
1804 | if (place >= sorted_symcount) | |
1805 | nextsym = NULL; | |
1806 | else | |
1807 | nextsym = sorted_syms[place]; | |
1808 | } | |
1809 | ||
940b2b78 | 1810 | if (sym != NULL && bfd_asymbol_value (sym) > section->vma + addr_offset) |
252b5132 | 1811 | { |
940b2b78 TW |
1812 | nextstop_offset = bfd_asymbol_value (sym) - section->vma; |
1813 | if (nextstop_offset > stop_offset) | |
1814 | nextstop_offset = stop_offset; | |
252b5132 RH |
1815 | } |
1816 | else if (nextsym == NULL) | |
940b2b78 | 1817 | nextstop_offset = stop_offset; |
252b5132 RH |
1818 | else |
1819 | { | |
940b2b78 TW |
1820 | nextstop_offset = bfd_asymbol_value (nextsym) - section->vma; |
1821 | if (nextstop_offset > stop_offset) | |
1822 | nextstop_offset = stop_offset; | |
252b5132 RH |
1823 | } |
1824 | ||
1825 | /* If a symbol is explicitly marked as being an object | |
1826 | rather than a function, just dump the bytes without | |
1827 | disassembling them. */ | |
1828 | if (disassemble_all | |
1829 | || sym == NULL | |
940b2b78 | 1830 | || bfd_asymbol_value (sym) > section->vma + addr_offset |
252b5132 RH |
1831 | || ((sym->flags & BSF_OBJECT) == 0 |
1832 | && (strstr (bfd_asymbol_name (sym), "gnu_compiled") | |
1833 | == NULL) | |
1834 | && (strstr (bfd_asymbol_name (sym), "gcc2_compiled") | |
1835 | == NULL)) | |
1836 | || (sym->flags & BSF_FUNCTION) != 0) | |
1837 | insns = true; | |
1838 | else | |
1839 | insns = false; | |
1840 | ||
940b2b78 TW |
1841 | disassemble_bytes (&disasm_info, disassemble_fn, insns, data, |
1842 | addr_offset, nextstop_offset, &relpp, relppend); | |
252b5132 | 1843 | |
940b2b78 | 1844 | addr_offset = nextstop_offset; |
252b5132 RH |
1845 | sym = nextsym; |
1846 | } | |
1847 | ||
1848 | free (data); | |
1849 | if (relbuf != NULL) | |
1850 | free (relbuf); | |
1851 | } | |
1852 | free (sorted_syms); | |
1853 | } | |
1854 | \f | |
1855 | ||
1856 | /* Define a table of stab values and print-strings. We wish the initializer | |
1857 | could be a direct-mapped table, but instead we build one the first | |
1858 | time we need it. */ | |
1859 | ||
1860 | static void dump_section_stabs PARAMS ((bfd *abfd, char *stabsect_name, | |
1861 | char *strsect_name)); | |
1862 | ||
1863 | /* Dump the stabs sections from an object file that has a section that | |
1864 | uses Sun stabs encoding. */ | |
1865 | ||
1866 | static void | |
1867 | dump_stabs (abfd) | |
1868 | bfd *abfd; | |
1869 | { | |
1870 | dump_section_stabs (abfd, ".stab", ".stabstr"); | |
1871 | dump_section_stabs (abfd, ".stab.excl", ".stab.exclstr"); | |
1872 | dump_section_stabs (abfd, ".stab.index", ".stab.indexstr"); | |
1873 | dump_section_stabs (abfd, "$GDB_SYMBOLS$", "$GDB_STRINGS$"); | |
1874 | } | |
1875 | ||
1876 | static bfd_byte *stabs; | |
1877 | static bfd_size_type stab_size; | |
1878 | ||
1879 | static char *strtab; | |
1880 | static bfd_size_type stabstr_size; | |
1881 | ||
1882 | /* Read ABFD's stabs section STABSECT_NAME into `stabs' | |
1883 | and string table section STRSECT_NAME into `strtab'. | |
1884 | If the section exists and was read, allocate the space and return true. | |
1885 | Otherwise return false. */ | |
1886 | ||
1887 | static boolean | |
1888 | read_section_stabs (abfd, stabsect_name, strsect_name) | |
1889 | bfd *abfd; | |
1890 | const char *stabsect_name; | |
1891 | const char *strsect_name; | |
1892 | { | |
1893 | asection *stabsect, *stabstrsect; | |
1894 | ||
1895 | stabsect = bfd_get_section_by_name (abfd, stabsect_name); | |
1896 | if (0 == stabsect) | |
1897 | { | |
1898 | printf (_("No %s section present\n\n"), stabsect_name); | |
1899 | return false; | |
1900 | } | |
1901 | ||
1902 | stabstrsect = bfd_get_section_by_name (abfd, strsect_name); | |
1903 | if (0 == stabstrsect) | |
1904 | { | |
37cc8ec1 AM |
1905 | non_fatal (_("%s has no %s section"), |
1906 | bfd_get_filename (abfd), strsect_name); | |
75cd796a | 1907 | exit_status = 1; |
252b5132 RH |
1908 | return false; |
1909 | } | |
1910 | ||
1911 | stab_size = bfd_section_size (abfd, stabsect); | |
1912 | stabstr_size = bfd_section_size (abfd, stabstrsect); | |
1913 | ||
1914 | stabs = (bfd_byte *) xmalloc (stab_size); | |
1915 | strtab = (char *) xmalloc (stabstr_size); | |
1916 | ||
1917 | if (! bfd_get_section_contents (abfd, stabsect, (PTR) stabs, 0, stab_size)) | |
1918 | { | |
37cc8ec1 AM |
1919 | non_fatal (_("Reading %s section of %s failed: %s"), |
1920 | stabsect_name, bfd_get_filename (abfd), | |
1921 | bfd_errmsg (bfd_get_error ())); | |
252b5132 RH |
1922 | free (stabs); |
1923 | free (strtab); | |
75cd796a | 1924 | exit_status = 1; |
252b5132 RH |
1925 | return false; |
1926 | } | |
1927 | ||
1928 | if (! bfd_get_section_contents (abfd, stabstrsect, (PTR) strtab, 0, | |
1929 | stabstr_size)) | |
1930 | { | |
37cc8ec1 AM |
1931 | non_fatal (_("Reading %s section of %s failed: %s\n"), |
1932 | strsect_name, bfd_get_filename (abfd), | |
1933 | bfd_errmsg (bfd_get_error ())); | |
252b5132 RH |
1934 | free (stabs); |
1935 | free (strtab); | |
75cd796a | 1936 | exit_status = 1; |
252b5132 RH |
1937 | return false; |
1938 | } | |
1939 | ||
1940 | return true; | |
1941 | } | |
1942 | ||
1943 | /* Stabs entries use a 12 byte format: | |
1944 | 4 byte string table index | |
1945 | 1 byte stab type | |
1946 | 1 byte stab other field | |
1947 | 2 byte stab desc field | |
1948 | 4 byte stab value | |
1949 | FIXME: This will have to change for a 64 bit object format. */ | |
1950 | ||
1951 | #define STRDXOFF (0) | |
1952 | #define TYPEOFF (4) | |
1953 | #define OTHEROFF (5) | |
1954 | #define DESCOFF (6) | |
1955 | #define VALOFF (8) | |
1956 | #define STABSIZE (12) | |
1957 | ||
1958 | /* Print ABFD's stabs section STABSECT_NAME (in `stabs'), | |
1959 | using string table section STRSECT_NAME (in `strtab'). */ | |
1960 | ||
1961 | static void | |
1962 | print_section_stabs (abfd, stabsect_name, strsect_name) | |
1963 | bfd *abfd; | |
1964 | const char *stabsect_name; | |
b4c96d0d | 1965 | const char *strsect_name ATTRIBUTE_UNUSED; |
252b5132 RH |
1966 | { |
1967 | int i; | |
1968 | unsigned file_string_table_offset = 0, next_file_string_table_offset = 0; | |
1969 | bfd_byte *stabp, *stabs_end; | |
1970 | ||
1971 | stabp = stabs; | |
1972 | stabs_end = stabp + stab_size; | |
1973 | ||
1974 | printf (_("Contents of %s section:\n\n"), stabsect_name); | |
1975 | printf ("Symnum n_type n_othr n_desc n_value n_strx String\n"); | |
1976 | ||
1977 | /* Loop through all symbols and print them. | |
1978 | ||
1979 | We start the index at -1 because there is a dummy symbol on | |
1980 | the front of stabs-in-{coff,elf} sections that supplies sizes. */ | |
1981 | ||
1982 | for (i = -1; stabp < stabs_end; stabp += STABSIZE, i++) | |
1983 | { | |
1984 | const char *name; | |
1985 | unsigned long strx; | |
1986 | unsigned char type, other; | |
1987 | unsigned short desc; | |
1988 | bfd_vma value; | |
1989 | ||
1990 | strx = bfd_h_get_32 (abfd, stabp + STRDXOFF); | |
1991 | type = bfd_h_get_8 (abfd, stabp + TYPEOFF); | |
1992 | other = bfd_h_get_8 (abfd, stabp + OTHEROFF); | |
1993 | desc = bfd_h_get_16 (abfd, stabp + DESCOFF); | |
1994 | value = bfd_h_get_32 (abfd, stabp + VALOFF); | |
1995 | ||
1996 | printf ("\n%-6d ", i); | |
1997 | /* Either print the stab name, or, if unnamed, print its number | |
1998 | again (makes consistent formatting for tools like awk). */ | |
1999 | name = bfd_get_stab_name (type); | |
2000 | if (name != NULL) | |
2001 | printf ("%-6s", name); | |
2002 | else if (type == N_UNDF) | |
2003 | printf ("HdrSym"); | |
2004 | else | |
2005 | printf ("%-6d", type); | |
2006 | printf (" %-6d %-6d ", other, desc); | |
2007 | printf_vma (value); | |
2008 | printf (" %-6lu", strx); | |
2009 | ||
2010 | /* Symbols with type == 0 (N_UNDF) specify the length of the | |
2011 | string table associated with this file. We use that info | |
2012 | to know how to relocate the *next* file's string table indices. */ | |
2013 | ||
2014 | if (type == N_UNDF) | |
2015 | { | |
2016 | file_string_table_offset = next_file_string_table_offset; | |
2017 | next_file_string_table_offset += value; | |
2018 | } | |
2019 | else | |
2020 | { | |
2021 | /* Using the (possibly updated) string table offset, print the | |
2022 | string (if any) associated with this symbol. */ | |
2023 | ||
2024 | if ((strx + file_string_table_offset) < stabstr_size) | |
2025 | printf (" %s", &strtab[strx + file_string_table_offset]); | |
2026 | else | |
2027 | printf (" *"); | |
2028 | } | |
2029 | } | |
2030 | printf ("\n\n"); | |
2031 | } | |
2032 | ||
2033 | static void | |
2034 | dump_section_stabs (abfd, stabsect_name, strsect_name) | |
2035 | bfd *abfd; | |
2036 | char *stabsect_name; | |
2037 | char *strsect_name; | |
2038 | { | |
2039 | asection *s; | |
2040 | ||
2041 | /* Check for section names for which stabsect_name is a prefix, to | |
2042 | handle .stab0, etc. */ | |
2043 | for (s = abfd->sections; | |
2044 | s != NULL; | |
2045 | s = s->next) | |
2046 | { | |
2047 | int len; | |
2048 | ||
2049 | len = strlen (stabsect_name); | |
2050 | ||
2051 | /* If the prefix matches, and the files section name ends with a | |
2052 | nul or a digit, then we match. I.e., we want either an exact | |
2053 | match or a section followed by a number. */ | |
2054 | if (strncmp (stabsect_name, s->name, len) == 0 | |
2055 | && (s->name[len] == '\000' | |
2056 | || isdigit ((unsigned char) s->name[len]))) | |
2057 | { | |
2058 | if (read_section_stabs (abfd, s->name, strsect_name)) | |
2059 | { | |
2060 | print_section_stabs (abfd, s->name, strsect_name); | |
2061 | free (stabs); | |
2062 | free (strtab); | |
2063 | } | |
2064 | } | |
2065 | } | |
2066 | } | |
2067 | \f | |
2068 | static void | |
2069 | dump_bfd_header (abfd) | |
2070 | bfd *abfd; | |
2071 | { | |
2072 | char *comma = ""; | |
2073 | ||
2074 | printf (_("architecture: %s, "), | |
2075 | bfd_printable_arch_mach (bfd_get_arch (abfd), | |
2076 | bfd_get_mach (abfd))); | |
2077 | printf (_("flags 0x%08x:\n"), abfd->flags); | |
2078 | ||
2079 | #define PF(x, y) if (abfd->flags & x) {printf("%s%s", comma, y); comma=", ";} | |
2080 | PF (HAS_RELOC, "HAS_RELOC"); | |
2081 | PF (EXEC_P, "EXEC_P"); | |
2082 | PF (HAS_LINENO, "HAS_LINENO"); | |
2083 | PF (HAS_DEBUG, "HAS_DEBUG"); | |
2084 | PF (HAS_SYMS, "HAS_SYMS"); | |
2085 | PF (HAS_LOCALS, "HAS_LOCALS"); | |
2086 | PF (DYNAMIC, "DYNAMIC"); | |
2087 | PF (WP_TEXT, "WP_TEXT"); | |
2088 | PF (D_PAGED, "D_PAGED"); | |
2089 | PF (BFD_IS_RELAXABLE, "BFD_IS_RELAXABLE"); | |
2090 | printf (_("\nstart address 0x")); | |
2091 | printf_vma (abfd->start_address); | |
2092 | printf ("\n"); | |
2093 | } | |
2094 | \f | |
2095 | static void | |
2096 | dump_bfd_private_header (abfd) | |
2097 | bfd *abfd; | |
2098 | { | |
2099 | bfd_print_private_bfd_data (abfd, stdout); | |
2100 | } | |
2101 | ||
d24de309 ILT |
2102 | /* Dump selected contents of ABFD */ |
2103 | ||
252b5132 | 2104 | static void |
d24de309 | 2105 | dump_bfd (abfd) |
252b5132 RH |
2106 | bfd *abfd; |
2107 | { | |
252b5132 RH |
2108 | /* If we are adjusting section VMA's, change them all now. Changing |
2109 | the BFD information is a hack. However, we must do it, or | |
2110 | bfd_find_nearest_line will not do the right thing. */ | |
2111 | if (adjust_section_vma != 0) | |
2112 | { | |
2113 | asection *s; | |
2114 | ||
2115 | for (s = abfd->sections; s != NULL; s = s->next) | |
2116 | { | |
2117 | s->vma += adjust_section_vma; | |
2118 | s->lma += adjust_section_vma; | |
2119 | } | |
2120 | } | |
2121 | ||
2122 | printf (_("\n%s: file format %s\n"), bfd_get_filename (abfd), | |
2123 | abfd->xvec->name); | |
2124 | if (dump_ar_hdrs) | |
2125 | print_arelt_descr (stdout, abfd, true); | |
2126 | if (dump_file_header) | |
2127 | dump_bfd_header (abfd); | |
2128 | if (dump_private_headers) | |
2129 | dump_bfd_private_header (abfd); | |
2130 | putchar ('\n'); | |
2131 | if (dump_section_headers) | |
2132 | dump_headers (abfd); | |
2133 | if (dump_symtab || dump_reloc_info || disassemble || dump_debugging) | |
2134 | { | |
2135 | syms = slurp_symtab (abfd); | |
2136 | } | |
2137 | if (dump_dynamic_symtab || dump_dynamic_reloc_info) | |
2138 | { | |
2139 | dynsyms = slurp_dynamic_symtab (abfd); | |
2140 | } | |
2141 | if (dump_symtab) | |
2142 | dump_symbols (abfd, false); | |
2143 | if (dump_dynamic_symtab) | |
2144 | dump_symbols (abfd, true); | |
2145 | if (dump_stab_section_info) | |
2146 | dump_stabs (abfd); | |
2147 | if (dump_reloc_info && ! disassemble) | |
2148 | dump_relocs (abfd); | |
2149 | if (dump_dynamic_reloc_info) | |
2150 | dump_dynamic_relocs (abfd); | |
2151 | if (dump_section_contents) | |
2152 | dump_data (abfd); | |
2153 | if (disassemble) | |
2154 | disassemble_data (abfd); | |
2155 | if (dump_debugging) | |
2156 | { | |
2157 | PTR dhandle; | |
2158 | ||
2159 | dhandle = read_debugging_info (abfd, syms, symcount); | |
2160 | if (dhandle != NULL) | |
2161 | { | |
2162 | if (! print_debugging_info (stdout, dhandle)) | |
75cd796a | 2163 | { |
37cc8ec1 AM |
2164 | non_fatal (_("%s: printing debugging information failed"), |
2165 | bfd_get_filename (abfd)); | |
75cd796a ILT |
2166 | exit_status = 1; |
2167 | } | |
252b5132 RH |
2168 | } |
2169 | } | |
2170 | if (syms) | |
2171 | { | |
2172 | free (syms); | |
2173 | syms = NULL; | |
2174 | } | |
2175 | if (dynsyms) | |
2176 | { | |
2177 | free (dynsyms); | |
2178 | dynsyms = NULL; | |
2179 | } | |
2180 | } | |
2181 | ||
d24de309 ILT |
2182 | static void |
2183 | display_bfd (abfd) | |
2184 | bfd *abfd; | |
2185 | { | |
2186 | char **matching; | |
2187 | ||
2188 | if (bfd_check_format_matches (abfd, bfd_object, &matching)) | |
2189 | { | |
2190 | dump_bfd (abfd); | |
2191 | return; | |
2192 | } | |
2193 | ||
2194 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
2195 | { | |
2196 | nonfatal (bfd_get_filename (abfd)); | |
2197 | list_matching_formats (matching); | |
2198 | free (matching); | |
2199 | return; | |
2200 | } | |
2201 | ||
2202 | if (bfd_get_error () != bfd_error_file_not_recognized) | |
2203 | { | |
2204 | nonfatal (bfd_get_filename (abfd)); | |
2205 | return; | |
2206 | } | |
2207 | ||
2208 | if (bfd_check_format_matches (abfd, bfd_core, &matching)) | |
2209 | { | |
2210 | dump_bfd (abfd); | |
2211 | return; | |
2212 | } | |
2213 | ||
2214 | nonfatal (bfd_get_filename (abfd)); | |
2215 | ||
2216 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
2217 | { | |
2218 | list_matching_formats (matching); | |
2219 | free (matching); | |
2220 | } | |
2221 | } | |
2222 | ||
252b5132 RH |
2223 | static void |
2224 | display_file (filename, target) | |
2225 | char *filename; | |
2226 | char *target; | |
2227 | { | |
2228 | bfd *file, *arfile = (bfd *) NULL; | |
2229 | ||
2230 | file = bfd_openr (filename, target); | |
2231 | if (file == NULL) | |
2232 | { | |
75cd796a | 2233 | nonfatal (filename); |
252b5132 RH |
2234 | return; |
2235 | } | |
2236 | ||
2237 | if (bfd_check_format (file, bfd_archive) == true) | |
2238 | { | |
2239 | bfd *last_arfile = NULL; | |
2240 | ||
2241 | printf (_("In archive %s:\n"), bfd_get_filename (file)); | |
2242 | for (;;) | |
2243 | { | |
2244 | bfd_set_error (bfd_error_no_error); | |
2245 | ||
2246 | arfile = bfd_openr_next_archived_file (file, arfile); | |
2247 | if (arfile == NULL) | |
2248 | { | |
2249 | if (bfd_get_error () != bfd_error_no_more_archived_files) | |
75cd796a | 2250 | nonfatal (bfd_get_filename (file)); |
252b5132 RH |
2251 | break; |
2252 | } | |
2253 | ||
2254 | display_bfd (arfile); | |
2255 | ||
2256 | if (last_arfile != NULL) | |
2257 | bfd_close (last_arfile); | |
2258 | last_arfile = arfile; | |
2259 | } | |
2260 | ||
2261 | if (last_arfile != NULL) | |
2262 | bfd_close (last_arfile); | |
2263 | } | |
2264 | else | |
2265 | display_bfd (file); | |
2266 | ||
2267 | bfd_close (file); | |
2268 | } | |
2269 | \f | |
2270 | /* Actually display the various requested regions */ | |
2271 | ||
2272 | static void | |
2273 | dump_data (abfd) | |
2274 | bfd *abfd; | |
2275 | { | |
2276 | asection *section; | |
2277 | bfd_byte *data = 0; | |
2278 | bfd_size_type datasize = 0; | |
940b2b78 TW |
2279 | bfd_size_type addr_offset; |
2280 | bfd_size_type start_offset, stop_offset; | |
f6af82bd | 2281 | unsigned int opb = bfd_octets_per_byte (abfd); |
252b5132 RH |
2282 | |
2283 | for (section = abfd->sections; section != NULL; section = | |
2284 | section->next) | |
2285 | { | |
2286 | int onaline = 16; | |
2287 | ||
2288 | if (only == (char *) NULL || | |
2289 | strcmp (only, section->name) == 0) | |
2290 | { | |
2291 | if (section->flags & SEC_HAS_CONTENTS) | |
2292 | { | |
2293 | printf (_("Contents of section %s:\n"), section->name); | |
2294 | ||
2295 | if (bfd_section_size (abfd, section) == 0) | |
2296 | continue; | |
2297 | data = (bfd_byte *) xmalloc ((size_t) bfd_section_size (abfd, section)); | |
2298 | datasize = bfd_section_size (abfd, section); | |
2299 | ||
2300 | ||
2301 | bfd_get_section_contents (abfd, section, (PTR) data, 0, bfd_section_size (abfd, section)); | |
2302 | ||
2303 | if (start_address == (bfd_vma) -1 | |
2304 | || start_address < section->vma) | |
940b2b78 | 2305 | start_offset = 0; |
252b5132 | 2306 | else |
940b2b78 | 2307 | start_offset = start_address - section->vma; |
252b5132 | 2308 | if (stop_address == (bfd_vma) -1) |
940b2b78 | 2309 | stop_offset = bfd_section_size (abfd, section) / opb; |
252b5132 RH |
2310 | else |
2311 | { | |
2312 | if (stop_address < section->vma) | |
940b2b78 | 2313 | stop_offset = 0; |
252b5132 | 2314 | else |
940b2b78 TW |
2315 | stop_offset = stop_address - section->vma; |
2316 | if (stop_offset > bfd_section_size (abfd, section) / opb) | |
2317 | stop_offset = bfd_section_size (abfd, section) / opb; | |
252b5132 | 2318 | } |
940b2b78 TW |
2319 | for (addr_offset = start_offset; |
2320 | addr_offset < stop_offset; addr_offset += onaline) | |
252b5132 RH |
2321 | { |
2322 | bfd_size_type j; | |
2323 | ||
940b2b78 TW |
2324 | printf (" %04lx ", (unsigned long int) |
2325 | (addr_offset + section->vma)); | |
2326 | for (j = addr_offset * opb; | |
2327 | j < addr_offset * opb + onaline; j++) | |
252b5132 | 2328 | { |
940b2b78 | 2329 | if (j < stop_offset * opb) |
252b5132 RH |
2330 | printf ("%02x", (unsigned) (data[j])); |
2331 | else | |
2332 | printf (" "); | |
2333 | if ((j & 3) == 3) | |
2334 | printf (" "); | |
2335 | } | |
2336 | ||
2337 | printf (" "); | |
940b2b78 | 2338 | for (j = addr_offset; j < addr_offset * opb + onaline; j++) |
252b5132 | 2339 | { |
940b2b78 | 2340 | if (j >= stop_offset * opb) |
252b5132 RH |
2341 | printf (" "); |
2342 | else | |
2343 | printf ("%c", isprint (data[j]) ? data[j] : '.'); | |
2344 | } | |
2345 | putchar ('\n'); | |
2346 | } | |
2347 | free (data); | |
2348 | } | |
2349 | } | |
2350 | } | |
2351 | } | |
2352 | ||
2353 | /* Should perhaps share code and display with nm? */ | |
2354 | static void | |
2355 | dump_symbols (abfd, dynamic) | |
b4c96d0d | 2356 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
2357 | boolean dynamic; |
2358 | { | |
2359 | asymbol **current; | |
2360 | long max; | |
2361 | long count; | |
2362 | ||
2363 | if (dynamic) | |
2364 | { | |
2365 | current = dynsyms; | |
2366 | max = dynsymcount; | |
2367 | if (max == 0) | |
2368 | return; | |
2369 | printf ("DYNAMIC SYMBOL TABLE:\n"); | |
2370 | } | |
2371 | else | |
2372 | { | |
2373 | current = syms; | |
2374 | max = symcount; | |
2375 | if (max == 0) | |
2376 | return; | |
2377 | printf ("SYMBOL TABLE:\n"); | |
2378 | } | |
2379 | ||
2380 | for (count = 0; count < max; count++) | |
2381 | { | |
2382 | if (*current) | |
2383 | { | |
2384 | bfd *cur_bfd = bfd_asymbol_bfd (*current); | |
2385 | ||
2386 | if (cur_bfd != NULL) | |
2387 | { | |
2388 | const char *name; | |
2389 | char *alloc; | |
2390 | ||
2391 | name = bfd_asymbol_name (*current); | |
2392 | alloc = NULL; | |
2393 | if (do_demangle && name != NULL && *name != '\0') | |
2394 | { | |
2395 | const char *n; | |
2396 | ||
2397 | /* If we want to demangle the name, we demangle it | |
2398 | here, and temporarily clobber it while calling | |
2399 | bfd_print_symbol. FIXME: This is a gross hack. */ | |
2400 | ||
2401 | n = name; | |
2402 | if (bfd_get_symbol_leading_char (cur_bfd) == *n) | |
2403 | ++n; | |
2404 | alloc = cplus_demangle (n, DMGL_ANSI | DMGL_PARAMS); | |
2405 | if (alloc != NULL) | |
2406 | (*current)->name = alloc; | |
2407 | else | |
2408 | (*current)->name = n; | |
2409 | } | |
2410 | ||
2411 | bfd_print_symbol (cur_bfd, stdout, *current, | |
2412 | bfd_print_symbol_all); | |
2413 | ||
2414 | (*current)->name = name; | |
2415 | if (alloc != NULL) | |
2416 | free (alloc); | |
2417 | ||
2418 | printf ("\n"); | |
2419 | } | |
2420 | } | |
2421 | current++; | |
2422 | } | |
2423 | printf ("\n"); | |
2424 | printf ("\n"); | |
2425 | } | |
2426 | ||
2427 | static void | |
2428 | dump_relocs (abfd) | |
2429 | bfd *abfd; | |
2430 | { | |
2431 | arelent **relpp; | |
2432 | long relcount; | |
2433 | asection *a; | |
2434 | ||
2435 | for (a = abfd->sections; a != (asection *) NULL; a = a->next) | |
2436 | { | |
2437 | long relsize; | |
2438 | ||
2439 | if (bfd_is_abs_section (a)) | |
2440 | continue; | |
2441 | if (bfd_is_und_section (a)) | |
2442 | continue; | |
2443 | if (bfd_is_com_section (a)) | |
2444 | continue; | |
2445 | ||
2446 | if (only) | |
2447 | { | |
2448 | if (strcmp (only, a->name)) | |
2449 | continue; | |
2450 | } | |
2451 | else if ((a->flags & SEC_RELOC) == 0) | |
2452 | continue; | |
2453 | ||
2454 | relsize = bfd_get_reloc_upper_bound (abfd, a); | |
2455 | if (relsize < 0) | |
2456 | bfd_fatal (bfd_get_filename (abfd)); | |
2457 | ||
2458 | printf ("RELOCATION RECORDS FOR [%s]:", a->name); | |
2459 | ||
2460 | if (relsize == 0) | |
2461 | { | |
2462 | printf (" (none)\n\n"); | |
2463 | } | |
2464 | else | |
2465 | { | |
2466 | relpp = (arelent **) xmalloc (relsize); | |
2467 | relcount = bfd_canonicalize_reloc (abfd, a, relpp, syms); | |
2468 | if (relcount < 0) | |
2469 | bfd_fatal (bfd_get_filename (abfd)); | |
2470 | else if (relcount == 0) | |
2471 | { | |
2472 | printf (" (none)\n\n"); | |
2473 | } | |
2474 | else | |
2475 | { | |
2476 | printf ("\n"); | |
2477 | dump_reloc_set (abfd, a, relpp, relcount); | |
2478 | printf ("\n\n"); | |
2479 | } | |
2480 | free (relpp); | |
2481 | } | |
2482 | } | |
2483 | } | |
2484 | ||
2485 | static void | |
2486 | dump_dynamic_relocs (abfd) | |
2487 | bfd *abfd; | |
2488 | { | |
2489 | long relsize; | |
2490 | arelent **relpp; | |
2491 | long relcount; | |
2492 | ||
2493 | relsize = bfd_get_dynamic_reloc_upper_bound (abfd); | |
2494 | if (relsize < 0) | |
2495 | bfd_fatal (bfd_get_filename (abfd)); | |
2496 | ||
2497 | printf ("DYNAMIC RELOCATION RECORDS"); | |
2498 | ||
2499 | if (relsize == 0) | |
2500 | { | |
2501 | printf (" (none)\n\n"); | |
2502 | } | |
2503 | else | |
2504 | { | |
2505 | relpp = (arelent **) xmalloc (relsize); | |
2506 | relcount = bfd_canonicalize_dynamic_reloc (abfd, relpp, dynsyms); | |
2507 | if (relcount < 0) | |
2508 | bfd_fatal (bfd_get_filename (abfd)); | |
2509 | else if (relcount == 0) | |
2510 | { | |
2511 | printf (" (none)\n\n"); | |
2512 | } | |
2513 | else | |
2514 | { | |
2515 | printf ("\n"); | |
2516 | dump_reloc_set (abfd, (asection *) NULL, relpp, relcount); | |
2517 | printf ("\n\n"); | |
2518 | } | |
2519 | free (relpp); | |
2520 | } | |
2521 | } | |
2522 | ||
2523 | static void | |
2524 | dump_reloc_set (abfd, sec, relpp, relcount) | |
2525 | bfd *abfd; | |
2526 | asection *sec; | |
2527 | arelent **relpp; | |
2528 | long relcount; | |
2529 | { | |
2530 | arelent **p; | |
2531 | char *last_filename, *last_functionname; | |
2532 | unsigned int last_line; | |
2533 | ||
2534 | /* Get column headers lined up reasonably. */ | |
2535 | { | |
2536 | static int width; | |
2537 | if (width == 0) | |
2538 | { | |
2539 | char buf[30]; | |
2540 | sprintf_vma (buf, (bfd_vma) -1); | |
2541 | width = strlen (buf) - 7; | |
2542 | } | |
2543 | printf ("OFFSET %*s TYPE %*s VALUE \n", width, "", 12, ""); | |
2544 | } | |
2545 | ||
2546 | last_filename = NULL; | |
2547 | last_functionname = NULL; | |
2548 | last_line = 0; | |
2549 | ||
2550 | for (p = relpp; relcount && *p != (arelent *) NULL; p++, relcount--) | |
2551 | { | |
2552 | arelent *q = *p; | |
2553 | const char *filename, *functionname; | |
2554 | unsigned int line; | |
2555 | const char *sym_name; | |
2556 | const char *section_name; | |
2557 | ||
2558 | if (start_address != (bfd_vma) -1 | |
2559 | && q->address < start_address) | |
2560 | continue; | |
2561 | if (stop_address != (bfd_vma) -1 | |
2562 | && q->address > stop_address) | |
2563 | continue; | |
2564 | ||
2565 | if (with_line_numbers | |
2566 | && sec != NULL | |
2567 | && bfd_find_nearest_line (abfd, sec, syms, q->address, | |
2568 | &filename, &functionname, &line)) | |
2569 | { | |
2570 | if (functionname != NULL | |
2571 | && (last_functionname == NULL | |
2572 | || strcmp (functionname, last_functionname) != 0)) | |
2573 | { | |
2574 | printf ("%s():\n", functionname); | |
2575 | if (last_functionname != NULL) | |
2576 | free (last_functionname); | |
2577 | last_functionname = xstrdup (functionname); | |
2578 | } | |
2579 | if (line > 0 | |
2580 | && (line != last_line | |
2581 | || (filename != NULL | |
2582 | && last_filename != NULL | |
2583 | && strcmp (filename, last_filename) != 0))) | |
2584 | { | |
2585 | printf ("%s:%u\n", filename == NULL ? "???" : filename, line); | |
2586 | last_line = line; | |
2587 | if (last_filename != NULL) | |
2588 | free (last_filename); | |
2589 | if (filename == NULL) | |
2590 | last_filename = NULL; | |
2591 | else | |
2592 | last_filename = xstrdup (filename); | |
2593 | } | |
2594 | } | |
2595 | ||
2596 | if (q->sym_ptr_ptr && *q->sym_ptr_ptr) | |
2597 | { | |
2598 | sym_name = (*(q->sym_ptr_ptr))->name; | |
2599 | section_name = (*(q->sym_ptr_ptr))->section->name; | |
2600 | } | |
2601 | else | |
2602 | { | |
2603 | sym_name = NULL; | |
2604 | section_name = NULL; | |
2605 | } | |
2606 | if (sym_name) | |
2607 | { | |
2608 | printf_vma (q->address); | |
09cda596 DD |
2609 | if (q->howto->name) |
2610 | printf (" %-16s ", q->howto->name); | |
2611 | else | |
2612 | printf (" %-16d ", q->howto->type); | |
252b5132 RH |
2613 | objdump_print_symname (abfd, (struct disassemble_info *) NULL, |
2614 | *q->sym_ptr_ptr); | |
2615 | } | |
2616 | else | |
2617 | { | |
2618 | if (section_name == (CONST char *) NULL) | |
2619 | section_name = "*unknown*"; | |
2620 | printf_vma (q->address); | |
2621 | printf (" %-16s [%s]", | |
2622 | q->howto->name, | |
2623 | section_name); | |
2624 | } | |
2625 | if (q->addend) | |
2626 | { | |
2627 | printf ("+0x"); | |
2628 | printf_vma (q->addend); | |
2629 | } | |
2630 | printf ("\n"); | |
2631 | } | |
2632 | } | |
2633 | \f | |
2634 | /* The length of the longest architecture name + 1. */ | |
2ac374c4 | 2635 | #define LONGEST_ARCH sizeof("powerpc:common") |
252b5132 RH |
2636 | |
2637 | static const char * | |
2638 | endian_string (endian) | |
2639 | enum bfd_endian endian; | |
2640 | { | |
2641 | if (endian == BFD_ENDIAN_BIG) | |
2642 | return "big endian"; | |
2643 | else if (endian == BFD_ENDIAN_LITTLE) | |
2644 | return "little endian"; | |
2645 | else | |
2646 | return "endianness unknown"; | |
2647 | } | |
2648 | ||
2649 | /* List the targets that BFD is configured to support, each followed | |
2650 | by its endianness and the architectures it supports. */ | |
2651 | ||
2652 | static void | |
2653 | display_target_list () | |
2654 | { | |
7340082d | 2655 | extern const bfd_target *const *bfd_target_vector; |
252b5132 RH |
2656 | char *dummy_name; |
2657 | int t; | |
2658 | ||
5ee1baa2 | 2659 | dummy_name = make_temp_file (NULL); |
252b5132 RH |
2660 | for (t = 0; bfd_target_vector[t]; t++) |
2661 | { | |
7340082d | 2662 | const bfd_target *p = bfd_target_vector[t]; |
252b5132 RH |
2663 | bfd *abfd = bfd_openw (dummy_name, p->name); |
2664 | int a; | |
2665 | ||
2666 | printf ("%s\n (header %s, data %s)\n", p->name, | |
2667 | endian_string (p->header_byteorder), | |
2668 | endian_string (p->byteorder)); | |
2669 | ||
2670 | if (abfd == NULL) | |
2671 | { | |
75cd796a | 2672 | nonfatal (dummy_name); |
252b5132 RH |
2673 | continue; |
2674 | } | |
2675 | ||
2676 | if (! bfd_set_format (abfd, bfd_object)) | |
2677 | { | |
2678 | if (bfd_get_error () != bfd_error_invalid_operation) | |
75cd796a | 2679 | nonfatal (p->name); |
fb101ead | 2680 | bfd_close_all_done (abfd); |
252b5132 RH |
2681 | continue; |
2682 | } | |
2683 | ||
2684 | for (a = (int) bfd_arch_obscure + 1; a < (int) bfd_arch_last; a++) | |
2685 | if (bfd_set_arch_mach (abfd, (enum bfd_architecture) a, 0)) | |
2686 | printf (" %s\n", | |
2687 | bfd_printable_arch_mach ((enum bfd_architecture) a, 0)); | |
fb101ead | 2688 | bfd_close_all_done (abfd); |
252b5132 RH |
2689 | } |
2690 | unlink (dummy_name); | |
2691 | free (dummy_name); | |
2692 | } | |
2693 | ||
2694 | /* Print a table showing which architectures are supported for entries | |
2695 | FIRST through LAST-1 of bfd_target_vector (targets across, | |
2696 | architectures down). */ | |
2697 | ||
2698 | static void | |
2699 | display_info_table (first, last) | |
2700 | int first; | |
2701 | int last; | |
2702 | { | |
7340082d | 2703 | extern const bfd_target *const *bfd_target_vector; |
252b5132 RH |
2704 | int t, a; |
2705 | char *dummy_name; | |
2706 | ||
2707 | /* Print heading of target names. */ | |
2708 | printf ("\n%*s", (int) LONGEST_ARCH, " "); | |
2709 | for (t = first; t < last && bfd_target_vector[t]; t++) | |
2710 | printf ("%s ", bfd_target_vector[t]->name); | |
2711 | putchar ('\n'); | |
2712 | ||
5ee1baa2 | 2713 | dummy_name = make_temp_file (NULL); |
252b5132 RH |
2714 | for (a = (int) bfd_arch_obscure + 1; a < (int) bfd_arch_last; a++) |
2715 | if (strcmp (bfd_printable_arch_mach (a, 0), "UNKNOWN!") != 0) | |
2716 | { | |
2717 | printf ("%*s ", (int) LONGEST_ARCH - 1, | |
2718 | bfd_printable_arch_mach (a, 0)); | |
2719 | for (t = first; t < last && bfd_target_vector[t]; t++) | |
2720 | { | |
7340082d | 2721 | const bfd_target *p = bfd_target_vector[t]; |
252b5132 RH |
2722 | boolean ok = true; |
2723 | bfd *abfd = bfd_openw (dummy_name, p->name); | |
2724 | ||
2725 | if (abfd == NULL) | |
2726 | { | |
75cd796a | 2727 | nonfatal (p->name); |
252b5132 RH |
2728 | ok = false; |
2729 | } | |
2730 | ||
2731 | if (ok) | |
2732 | { | |
2733 | if (! bfd_set_format (abfd, bfd_object)) | |
2734 | { | |
2735 | if (bfd_get_error () != bfd_error_invalid_operation) | |
75cd796a | 2736 | nonfatal (p->name); |
252b5132 RH |
2737 | ok = false; |
2738 | } | |
2739 | } | |
2740 | ||
2741 | if (ok) | |
2742 | { | |
2743 | if (! bfd_set_arch_mach (abfd, a, 0)) | |
2744 | ok = false; | |
2745 | } | |
2746 | ||
2747 | if (ok) | |
2748 | printf ("%s ", p->name); | |
2749 | else | |
2750 | { | |
2751 | int l = strlen (p->name); | |
2752 | while (l--) | |
2753 | putchar ('-'); | |
2754 | putchar (' '); | |
2755 | } | |
f190c5c4 | 2756 | if (abfd != NULL) |
fb101ead | 2757 | bfd_close_all_done (abfd); |
252b5132 RH |
2758 | } |
2759 | putchar ('\n'); | |
2760 | } | |
2761 | unlink (dummy_name); | |
2762 | free (dummy_name); | |
2763 | } | |
2764 | ||
2765 | /* Print tables of all the target-architecture combinations that | |
2766 | BFD has been configured to support. */ | |
2767 | ||
2768 | static void | |
2769 | display_target_tables () | |
2770 | { | |
2771 | int t, columns; | |
7340082d | 2772 | extern const bfd_target *const *bfd_target_vector; |
252b5132 RH |
2773 | char *colum; |
2774 | ||
2775 | columns = 0; | |
2776 | colum = getenv ("COLUMNS"); | |
2777 | if (colum != NULL) | |
2778 | columns = atoi (colum); | |
2779 | if (columns == 0) | |
2780 | columns = 80; | |
2781 | ||
2782 | t = 0; | |
2783 | while (bfd_target_vector[t] != NULL) | |
2784 | { | |
2785 | int oldt = t, wid; | |
2786 | ||
2787 | wid = LONGEST_ARCH + strlen (bfd_target_vector[t]->name) + 1; | |
2788 | ++t; | |
2789 | while (wid < columns && bfd_target_vector[t] != NULL) | |
2790 | { | |
2791 | int newwid; | |
2792 | ||
2793 | newwid = wid + strlen (bfd_target_vector[t]->name) + 1; | |
2794 | if (newwid >= columns) | |
2795 | break; | |
2796 | wid = newwid; | |
2797 | ++t; | |
2798 | } | |
2799 | display_info_table (oldt, t); | |
2800 | } | |
2801 | } | |
2802 | ||
2803 | static void | |
2804 | display_info () | |
2805 | { | |
2806 | printf (_("BFD header file version %s\n"), BFD_VERSION); | |
2807 | display_target_list (); | |
2808 | display_target_tables (); | |
2809 | } | |
2810 | ||
2811 | int | |
2812 | main (argc, argv) | |
2813 | int argc; | |
2814 | char **argv; | |
2815 | { | |
2816 | int c; | |
2817 | char *target = default_target; | |
2818 | boolean seenflag = false; | |
2819 | ||
2820 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
2821 | setlocale (LC_MESSAGES, ""); | |
2822 | #endif | |
2823 | bindtextdomain (PACKAGE, LOCALEDIR); | |
2824 | textdomain (PACKAGE); | |
2825 | ||
2826 | program_name = *argv; | |
2827 | xmalloc_set_program_name (program_name); | |
2828 | ||
2829 | START_PROGRESS (program_name, 0); | |
2830 | ||
2831 | bfd_init (); | |
2832 | set_default_bfd_target (); | |
2833 | ||
1dada9c5 | 2834 | while ((c = getopt_long (argc, argv, "pib:m:M:VCdDlfahHrRtTxsSj:wE:zgG", |
252b5132 RH |
2835 | long_options, (int *) 0)) |
2836 | != EOF) | |
2837 | { | |
252b5132 RH |
2838 | switch (c) |
2839 | { | |
2840 | case 0: | |
2841 | break; /* we've been given a long option */ | |
2842 | case 'm': | |
2843 | machine = optarg; | |
2844 | break; | |
dd92f639 NC |
2845 | case 'M': |
2846 | disassembler_options = optarg; | |
2847 | break; | |
252b5132 RH |
2848 | case 'j': |
2849 | only = optarg; | |
2850 | break; | |
2851 | case 'l': | |
1dada9c5 | 2852 | with_line_numbers = true; |
252b5132 RH |
2853 | break; |
2854 | case 'b': | |
2855 | target = optarg; | |
2856 | break; | |
1dada9c5 NC |
2857 | case 'C': |
2858 | do_demangle = true; | |
28c309a2 NC |
2859 | if (optarg != NULL) |
2860 | { | |
2861 | enum demangling_styles style; | |
2862 | ||
2863 | style = cplus_demangle_name_to_style (optarg); | |
2864 | if (style == unknown_demangling) | |
2865 | fatal (_("unknown demangling style `%s'"), | |
2866 | optarg); | |
2867 | ||
2868 | cplus_demangle_set_style (style); | |
2869 | } | |
1dada9c5 NC |
2870 | break; |
2871 | case 'w': | |
2872 | wide_output = true; | |
2873 | break; | |
2874 | case OPTION_ADJUST_VMA: | |
2875 | adjust_section_vma = parse_vma (optarg, "--adjust-vma"); | |
2876 | break; | |
2877 | case OPTION_START_ADDRESS: | |
2878 | start_address = parse_vma (optarg, "--start-address"); | |
2879 | break; | |
2880 | case OPTION_STOP_ADDRESS: | |
2881 | stop_address = parse_vma (optarg, "--stop-address"); | |
2882 | break; | |
2883 | case 'E': | |
2884 | if (strcmp (optarg, "B") == 0) | |
2885 | endian = BFD_ENDIAN_BIG; | |
2886 | else if (strcmp (optarg, "L") == 0) | |
2887 | endian = BFD_ENDIAN_LITTLE; | |
2888 | else | |
2889 | { | |
37cc8ec1 | 2890 | non_fatal (_("unrecognized -E option")); |
1dada9c5 NC |
2891 | usage (stderr, 1); |
2892 | } | |
2893 | break; | |
2894 | case OPTION_ENDIAN: | |
2895 | if (strncmp (optarg, "big", strlen (optarg)) == 0) | |
2896 | endian = BFD_ENDIAN_BIG; | |
2897 | else if (strncmp (optarg, "little", strlen (optarg)) == 0) | |
2898 | endian = BFD_ENDIAN_LITTLE; | |
2899 | else | |
2900 | { | |
37cc8ec1 | 2901 | non_fatal (_("unrecognized --endian type `%s'"), optarg); |
1dada9c5 NC |
2902 | usage (stderr, 1); |
2903 | } | |
2904 | break; | |
2905 | ||
252b5132 RH |
2906 | case 'f': |
2907 | dump_file_header = true; | |
1dada9c5 | 2908 | seenflag = true; |
252b5132 RH |
2909 | break; |
2910 | case 'i': | |
2911 | formats_info = true; | |
1dada9c5 | 2912 | seenflag = true; |
252b5132 RH |
2913 | break; |
2914 | case 'p': | |
1dada9c5 NC |
2915 | dump_private_headers = true; |
2916 | seenflag = true; | |
252b5132 RH |
2917 | break; |
2918 | case 'x': | |
1dada9c5 NC |
2919 | dump_private_headers = true; |
2920 | dump_symtab = true; | |
2921 | dump_reloc_info = true; | |
252b5132 | 2922 | dump_file_header = true; |
1dada9c5 NC |
2923 | dump_ar_hdrs = true; |
2924 | dump_section_headers = true; | |
2925 | seenflag = true; | |
252b5132 RH |
2926 | break; |
2927 | case 't': | |
1dada9c5 NC |
2928 | dump_symtab = true; |
2929 | seenflag = true; | |
252b5132 RH |
2930 | break; |
2931 | case 'T': | |
1dada9c5 NC |
2932 | dump_dynamic_symtab = true; |
2933 | seenflag = true; | |
252b5132 RH |
2934 | break; |
2935 | case 'd': | |
2936 | disassemble = true; | |
1dada9c5 NC |
2937 | seenflag = true; |
2938 | break; | |
2939 | case 'z': | |
2940 | disassemble_zeroes = true; | |
252b5132 RH |
2941 | break; |
2942 | case 'D': | |
1dada9c5 NC |
2943 | disassemble = true; |
2944 | disassemble_all = true; | |
2945 | seenflag = true; | |
252b5132 RH |
2946 | break; |
2947 | case 'S': | |
2948 | disassemble = true; | |
2949 | with_source_code = true; | |
1dada9c5 NC |
2950 | seenflag = true; |
2951 | break; | |
2952 | case 'g': | |
2953 | dump_debugging = 1; | |
2954 | seenflag = true; | |
2955 | break; | |
2956 | case 'G': | |
2957 | dump_stab_section_info = true; | |
2958 | seenflag = true; | |
252b5132 RH |
2959 | break; |
2960 | case 's': | |
1dada9c5 NC |
2961 | dump_section_contents = true; |
2962 | seenflag = true; | |
252b5132 RH |
2963 | break; |
2964 | case 'r': | |
1dada9c5 NC |
2965 | dump_reloc_info = true; |
2966 | seenflag = true; | |
252b5132 RH |
2967 | break; |
2968 | case 'R': | |
1dada9c5 NC |
2969 | dump_dynamic_reloc_info = true; |
2970 | seenflag = true; | |
252b5132 RH |
2971 | break; |
2972 | case 'a': | |
1dada9c5 NC |
2973 | dump_ar_hdrs = true; |
2974 | seenflag = true; | |
252b5132 RH |
2975 | break; |
2976 | case 'h': | |
1dada9c5 NC |
2977 | dump_section_headers = true; |
2978 | seenflag = true; | |
252b5132 RH |
2979 | break; |
2980 | case 'H': | |
2981 | usage (stdout, 0); | |
1dada9c5 | 2982 | seenflag = true; |
252b5132 | 2983 | case 'V': |
1dada9c5 NC |
2984 | show_version = true; |
2985 | seenflag = true; | |
252b5132 | 2986 | break; |
1dada9c5 | 2987 | |
252b5132 RH |
2988 | default: |
2989 | usage (stderr, 1); | |
2990 | } | |
2991 | } | |
2992 | ||
2993 | if (show_version) | |
2994 | print_version ("objdump"); | |
2995 | ||
2996 | if (seenflag == false) | |
1dada9c5 | 2997 | usage (stderr, 2); |
252b5132 RH |
2998 | |
2999 | if (formats_info) | |
1dada9c5 | 3000 | display_info (); |
252b5132 RH |
3001 | else |
3002 | { | |
3003 | if (optind == argc) | |
3004 | display_file ("a.out", target); | |
3005 | else | |
3006 | for (; optind < argc;) | |
3007 | display_file (argv[optind++], target); | |
3008 | } | |
3009 | ||
3010 | END_PROGRESS (program_name); | |
3011 | ||
75cd796a | 3012 | return exit_status; |
252b5132 | 3013 | } |