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" | |
3882b010 | 26 | #include "safe-ctype.h" |
252b5132 RH |
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 | ||
2863d58a AM |
111 | static void usage PARAMS ((FILE *, int)); |
112 | static void nonfatal PARAMS ((const char *)); | |
113 | static void display_file PARAMS ((char *filename, char *target)); | |
114 | static void dump_section_header PARAMS ((bfd *, asection *, PTR)); | |
115 | static void dump_headers PARAMS ((bfd *)); | |
116 | static void dump_data PARAMS ((bfd *abfd)); | |
117 | static void dump_relocs PARAMS ((bfd *abfd)); | |
118 | static void dump_dynamic_relocs PARAMS ((bfd * abfd)); | |
119 | static void dump_reloc_set PARAMS ((bfd *, asection *, arelent **, long)); | |
120 | static void dump_symbols PARAMS ((bfd *abfd, boolean dynamic)); | |
121 | static void dump_bfd_header PARAMS ((bfd *)); | |
122 | static void dump_bfd_private_header PARAMS ((bfd *)); | |
123 | static void dump_bfd PARAMS ((bfd *)); | |
124 | static void display_bfd PARAMS ((bfd *abfd)); | |
125 | static void display_target_list PARAMS ((void)); | |
126 | static void display_info_table PARAMS ((int, int)); | |
127 | static void display_target_tables PARAMS ((void)); | |
128 | static void display_info PARAMS ((void)); | |
129 | static void objdump_print_value | |
130 | PARAMS ((bfd_vma, struct disassemble_info *, boolean)); | |
131 | static void objdump_print_symname | |
132 | PARAMS ((bfd *, struct disassemble_info *, asymbol *)); | |
133 | static asymbol *find_symbol_for_address | |
134 | PARAMS ((bfd *, asection *, bfd_vma, boolean, long *)); | |
135 | static void objdump_print_addr_with_sym | |
136 | PARAMS ((bfd *, asection *, asymbol *, bfd_vma, | |
137 | struct disassemble_info *, boolean)); | |
138 | static void objdump_print_addr | |
139 | PARAMS ((bfd_vma, struct disassemble_info *, boolean)); | |
140 | static void objdump_print_address | |
141 | PARAMS ((bfd_vma, struct disassemble_info *)); | |
142 | static int objdump_symbol_at_address | |
143 | PARAMS ((bfd_vma, struct disassemble_info *)); | |
144 | static void show_line PARAMS ((bfd *, asection *, bfd_vma)); | |
145 | static void disassemble_bytes | |
146 | PARAMS ((struct disassemble_info *, disassembler_ftype, boolean, | |
147 | bfd_byte *, bfd_vma, bfd_vma, arelent ***, arelent **)); | |
148 | static void disassemble_data PARAMS ((bfd *)); | |
149 | static const char *endian_string PARAMS ((enum bfd_endian)); | |
150 | static asymbol ** slurp_symtab PARAMS ((bfd *)); | |
151 | static asymbol ** slurp_dynamic_symtab PARAMS ((bfd *)); | |
152 | static long remove_useless_symbols PARAMS ((asymbol **, long)); | |
153 | static int compare_symbols PARAMS ((const PTR, const PTR)); | |
154 | static int compare_relocs PARAMS ((const PTR, const PTR)); | |
155 | static void dump_stabs PARAMS ((bfd *)); | |
156 | static boolean read_section_stabs PARAMS ((bfd *, const char *, const char *)); | |
157 | static void print_section_stabs PARAMS ((bfd *, const char *, const char *)); | |
252b5132 RH |
158 | \f |
159 | static void | |
160 | usage (stream, status) | |
161 | FILE *stream; | |
162 | int status; | |
163 | { | |
86d65c94 MK |
164 | fprintf (stream, _("Usage: %s OPTION... FILE...\n"), program_name); |
165 | fprintf (stream, _("Display information from object FILE.\n")); | |
166 | fprintf (stream, _("\n At least one of the following switches must be given:\n")); | |
252b5132 | 167 | fprintf (stream, _("\ |
86d65c94 MK |
168 | -a, --archive-headers Display archive header information\n\ |
169 | -f, --file-headers Display the contents of the overall file header\n\ | |
170 | -p, --private-headers Display object format specific file header contents\n\ | |
171 | -h, --[section-]headers Display the contents of the section headers\n\ | |
172 | -x, --all-headers Display the contents of all headers\n\ | |
173 | -d, --disassemble Display assembler contents of executable sections\n\ | |
174 | -D, --disassemble-all Display assembler contents of all sections\n\ | |
175 | -S, --source Intermix source code with disassembly\n\ | |
176 | -s, --full-contents Display the full contents of all sections requested\n\ | |
177 | -g, --debugging Display debug information in object file\n\ | |
178 | -G, --stabs Display (in raw form) any STABS info in the file\n\ | |
179 | -t, --syms Display the contents of the symbol table(s)\n\ | |
180 | -T, --dynamic-syms Display the contents of the dynamic symbol table\n\ | |
181 | -r, --reloc Display the relocation entries in the file\n\ | |
182 | -R, --dynamic-reloc Display the dynamic relocation entries in the file\n\ | |
183 | -V, --version Display this program's version number\n\ | |
184 | -i, --info List object formats and architectures supported\n\ | |
185 | -H, --help Display this information\n\ | |
1dada9c5 NC |
186 | ")); |
187 | if (status != 2) | |
188 | { | |
189 | fprintf (stream, _("\n The following switches are optional:\n")); | |
190 | fprintf (stream, _("\ | |
86d65c94 MK |
191 | -b, --target=BFDNAME Specify the target object format as BFDNAME\n\ |
192 | -m, --architecture=MACHINE Specify the target architecture as MACHINE\n\ | |
193 | -j, --section=NAME Only display information for section NAME\n\ | |
194 | -M, --disassembler-options=OPT Pass text OPT on to the disassembler\n\ | |
1dada9c5 NC |
195 | -EB --endian=big Assume big endian format when disassembling\n\ |
196 | -EL --endian=little Assume little endian format when disassembling\n\ | |
f1563258 | 197 | --file-start-context Include context from start of file (with -S)\n\ |
86d65c94 | 198 | -l, --line-numbers Include line numbers and filenames in output\n\ |
28c309a2 NC |
199 | -C, --demangle[=STYLE] Decode mangled/processed symbol names\n\ |
200 | The STYLE, if specified, can be `auto', 'gnu',\n\ | |
201 | 'lucid', 'arm', 'hp', 'edg', or 'gnu-new-abi'\n\ | |
86d65c94 MK |
202 | -w, --wide Format output for more than 80 columns\n\ |
203 | -z, --disassemble-zeroes Do not skip blocks of zeroes when disassembling\n\ | |
204 | --start-address=ADDR Only process data whoes address is >= ADDR\n\ | |
205 | --stop-address=ADDR Only process data whoes address is <= ADDR\n\ | |
1dada9c5 NC |
206 | --prefix-addresses Print complete address alongside disassembly\n\ |
207 | --[no-]show-raw-insn Display hex alongside symbolic disassembly\n\ | |
86d65c94 | 208 | --adjust-vma=OFFSET Add OFFSET to all displayed section addresses\n\ |
1dada9c5 NC |
209 | \n")); |
210 | list_supported_targets (program_name, stream); | |
2f83960e | 211 | list_supported_architectures (program_name, stream); |
86d65c94 | 212 | |
94470b23 | 213 | disassembler_usage (stream); |
1dada9c5 | 214 | } |
252b5132 | 215 | if (status == 0) |
86d65c94 | 216 | fprintf (stream, _("Report bugs to %s.\n"), REPORT_BUGS_TO); |
252b5132 RH |
217 | exit (status); |
218 | } | |
219 | ||
220 | /* 150 isn't special; it's just an arbitrary non-ASCII char value. */ | |
221 | ||
222 | #define OPTION_ENDIAN (150) | |
223 | #define OPTION_START_ADDRESS (OPTION_ENDIAN + 1) | |
224 | #define OPTION_STOP_ADDRESS (OPTION_START_ADDRESS + 1) | |
225 | #define OPTION_ADJUST_VMA (OPTION_STOP_ADDRESS + 1) | |
226 | ||
227 | static struct option long_options[]= | |
228 | { | |
229 | {"adjust-vma", required_argument, NULL, OPTION_ADJUST_VMA}, | |
230 | {"all-headers", no_argument, NULL, 'x'}, | |
231 | {"private-headers", no_argument, NULL, 'p'}, | |
232 | {"architecture", required_argument, NULL, 'm'}, | |
233 | {"archive-headers", no_argument, NULL, 'a'}, | |
1dada9c5 | 234 | {"debugging", no_argument, NULL, 'g'}, |
28c309a2 | 235 | {"demangle", optional_argument, NULL, 'C'}, |
252b5132 RH |
236 | {"disassemble", no_argument, NULL, 'd'}, |
237 | {"disassemble-all", no_argument, NULL, 'D'}, | |
dd92f639 | 238 | {"disassembler-options", required_argument, NULL, 'M'}, |
1dada9c5 | 239 | {"disassemble-zeroes", no_argument, NULL, 'z'}, |
252b5132 RH |
240 | {"dynamic-reloc", no_argument, NULL, 'R'}, |
241 | {"dynamic-syms", no_argument, NULL, 'T'}, | |
242 | {"endian", required_argument, NULL, OPTION_ENDIAN}, | |
243 | {"file-headers", no_argument, NULL, 'f'}, | |
f1563258 | 244 | {"file-start-context", no_argument, &file_start_context, 1}, |
252b5132 RH |
245 | {"full-contents", no_argument, NULL, 's'}, |
246 | {"headers", no_argument, NULL, 'h'}, | |
247 | {"help", no_argument, NULL, 'H'}, | |
248 | {"info", no_argument, NULL, 'i'}, | |
249 | {"line-numbers", no_argument, NULL, 'l'}, | |
250 | {"no-show-raw-insn", no_argument, &show_raw_insn, -1}, | |
251 | {"prefix-addresses", no_argument, &prefix_addresses, 1}, | |
252 | {"reloc", no_argument, NULL, 'r'}, | |
253 | {"section", required_argument, NULL, 'j'}, | |
254 | {"section-headers", no_argument, NULL, 'h'}, | |
255 | {"show-raw-insn", no_argument, &show_raw_insn, 1}, | |
256 | {"source", no_argument, NULL, 'S'}, | |
1dada9c5 | 257 | {"stabs", no_argument, NULL, 'G'}, |
252b5132 RH |
258 | {"start-address", required_argument, NULL, OPTION_START_ADDRESS}, |
259 | {"stop-address", required_argument, NULL, OPTION_STOP_ADDRESS}, | |
260 | {"syms", no_argument, NULL, 't'}, | |
261 | {"target", required_argument, NULL, 'b'}, | |
1dada9c5 NC |
262 | {"version", no_argument, NULL, 'V'}, |
263 | {"wide", no_argument, NULL, 'w'}, | |
252b5132 RH |
264 | {0, no_argument, 0, 0} |
265 | }; | |
266 | \f | |
267 | static void | |
75cd796a ILT |
268 | nonfatal (msg) |
269 | const char *msg; | |
270 | { | |
271 | bfd_nonfatal (msg); | |
272 | exit_status = 1; | |
273 | } | |
274 | \f | |
275 | static void | |
252b5132 | 276 | dump_section_header (abfd, section, ignored) |
b4c96d0d | 277 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 | 278 | asection *section; |
b4c96d0d | 279 | PTR ignored ATTRIBUTE_UNUSED; |
252b5132 RH |
280 | { |
281 | char *comma = ""; | |
f6af82bd | 282 | unsigned int opb = bfd_octets_per_byte (abfd); |
252b5132 RH |
283 | |
284 | printf ("%3d %-13s %08lx ", section->index, | |
285 | bfd_get_section_name (abfd, section), | |
940b2b78 | 286 | (unsigned long) bfd_section_size (abfd, section) / opb); |
d8180c76 | 287 | bfd_printf_vma (abfd, bfd_get_section_vma (abfd, section)); |
252b5132 | 288 | printf (" "); |
d8180c76 | 289 | bfd_printf_vma (abfd, section->lma); |
e59b4dfb | 290 | printf (" %08lx 2**%u", (unsigned long) section->filepos, |
252b5132 RH |
291 | bfd_get_section_alignment (abfd, section)); |
292 | if (! wide_output) | |
293 | printf ("\n "); | |
294 | printf (" "); | |
295 | ||
296 | #define PF(x, y) \ | |
297 | if (section->flags & x) { printf ("%s%s", comma, y); comma = ", "; } | |
298 | ||
299 | PF (SEC_HAS_CONTENTS, "CONTENTS"); | |
300 | PF (SEC_ALLOC, "ALLOC"); | |
301 | PF (SEC_CONSTRUCTOR, "CONSTRUCTOR"); | |
302 | PF (SEC_CONSTRUCTOR_TEXT, "CONSTRUCTOR TEXT"); | |
303 | PF (SEC_CONSTRUCTOR_DATA, "CONSTRUCTOR DATA"); | |
304 | PF (SEC_CONSTRUCTOR_BSS, "CONSTRUCTOR BSS"); | |
305 | PF (SEC_LOAD, "LOAD"); | |
306 | PF (SEC_RELOC, "RELOC"); | |
252b5132 RH |
307 | PF (SEC_READONLY, "READONLY"); |
308 | PF (SEC_CODE, "CODE"); | |
309 | PF (SEC_DATA, "DATA"); | |
310 | PF (SEC_ROM, "ROM"); | |
311 | PF (SEC_DEBUGGING, "DEBUGGING"); | |
312 | PF (SEC_NEVER_LOAD, "NEVER_LOAD"); | |
313 | PF (SEC_EXCLUDE, "EXCLUDE"); | |
314 | PF (SEC_SORT_ENTRIES, "SORT_ENTRIES"); | |
34cbe64e TW |
315 | PF (SEC_BLOCK, "BLOCK"); |
316 | PF (SEC_CLINK, "CLINK"); | |
24c411ed ILT |
317 | PF (SEC_SMALL_DATA, "SMALL_DATA"); |
318 | PF (SEC_SHARED, "SHARED"); | |
9e85c2a0 | 319 | PF (SEC_ARCH_BIT_0, "ARCH_BIT_0"); |
252b5132 RH |
320 | |
321 | if ((section->flags & SEC_LINK_ONCE) != 0) | |
322 | { | |
323 | const char *ls; | |
324 | ||
325 | switch (section->flags & SEC_LINK_DUPLICATES) | |
326 | { | |
327 | default: | |
328 | abort (); | |
329 | case SEC_LINK_DUPLICATES_DISCARD: | |
330 | ls = "LINK_ONCE_DISCARD"; | |
331 | break; | |
332 | case SEC_LINK_DUPLICATES_ONE_ONLY: | |
333 | ls = "LINK_ONCE_ONE_ONLY"; | |
334 | break; | |
335 | case SEC_LINK_DUPLICATES_SAME_SIZE: | |
336 | ls = "LINK_ONCE_SAME_SIZE"; | |
337 | break; | |
338 | case SEC_LINK_DUPLICATES_SAME_CONTENTS: | |
339 | ls = "LINK_ONCE_SAME_CONTENTS"; | |
340 | break; | |
341 | } | |
342 | printf ("%s%s", comma, ls); | |
deecf979 ILT |
343 | |
344 | if (section->comdat != NULL) | |
345 | printf (" (COMDAT %s %ld)", section->comdat->name, | |
346 | section->comdat->symbol); | |
347 | ||
252b5132 RH |
348 | comma = ", "; |
349 | } | |
350 | ||
351 | printf ("\n"); | |
352 | #undef PF | |
353 | } | |
354 | ||
355 | static void | |
356 | dump_headers (abfd) | |
357 | bfd *abfd; | |
358 | { | |
359 | printf (_("Sections:\n")); | |
8bea4d5c | 360 | |
252b5132 | 361 | #ifndef BFD64 |
8bea4d5c | 362 | printf (_("Idx Name Size VMA LMA File off Algn")); |
252b5132 | 363 | #else |
8bea4d5c | 364 | printf (_("Idx Name Size VMA LMA File off Algn")); |
252b5132 | 365 | #endif |
8bea4d5c ILT |
366 | |
367 | if (wide_output) | |
368 | printf (_(" Flags")); | |
369 | printf ("\n"); | |
370 | ||
252b5132 RH |
371 | bfd_map_over_sections (abfd, dump_section_header, (PTR) NULL); |
372 | } | |
373 | \f | |
374 | static asymbol ** | |
375 | slurp_symtab (abfd) | |
376 | bfd *abfd; | |
377 | { | |
378 | asymbol **sy = (asymbol **) NULL; | |
379 | long storage; | |
380 | ||
381 | if (!(bfd_get_file_flags (abfd) & HAS_SYMS)) | |
382 | { | |
37cc8ec1 | 383 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
384 | symcount = 0; |
385 | return NULL; | |
386 | } | |
387 | ||
388 | storage = bfd_get_symtab_upper_bound (abfd); | |
389 | if (storage < 0) | |
390 | bfd_fatal (bfd_get_filename (abfd)); | |
391 | ||
392 | if (storage) | |
393 | { | |
394 | sy = (asymbol **) xmalloc (storage); | |
395 | } | |
396 | symcount = bfd_canonicalize_symtab (abfd, sy); | |
397 | if (symcount < 0) | |
398 | bfd_fatal (bfd_get_filename (abfd)); | |
399 | if (symcount == 0) | |
37cc8ec1 | 400 | non_fatal (_("%s: no symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
401 | return sy; |
402 | } | |
403 | ||
404 | /* Read in the dynamic symbols. */ | |
405 | ||
406 | static asymbol ** | |
407 | slurp_dynamic_symtab (abfd) | |
408 | bfd *abfd; | |
409 | { | |
410 | asymbol **sy = (asymbol **) NULL; | |
411 | long storage; | |
412 | ||
413 | storage = bfd_get_dynamic_symtab_upper_bound (abfd); | |
414 | if (storage < 0) | |
415 | { | |
416 | if (!(bfd_get_file_flags (abfd) & DYNAMIC)) | |
417 | { | |
37cc8ec1 | 418 | non_fatal (_("%s: not a dynamic object"), bfd_get_filename (abfd)); |
252b5132 RH |
419 | dynsymcount = 0; |
420 | return NULL; | |
421 | } | |
422 | ||
423 | bfd_fatal (bfd_get_filename (abfd)); | |
424 | } | |
425 | ||
426 | if (storage) | |
427 | { | |
428 | sy = (asymbol **) xmalloc (storage); | |
429 | } | |
430 | dynsymcount = bfd_canonicalize_dynamic_symtab (abfd, sy); | |
431 | if (dynsymcount < 0) | |
432 | bfd_fatal (bfd_get_filename (abfd)); | |
433 | if (dynsymcount == 0) | |
37cc8ec1 | 434 | non_fatal (_("%s: No dynamic symbols"), bfd_get_filename (abfd)); |
252b5132 RH |
435 | return sy; |
436 | } | |
437 | ||
438 | /* Filter out (in place) symbols that are useless for disassembly. | |
439 | COUNT is the number of elements in SYMBOLS. | |
440 | Return the number of useful symbols. */ | |
441 | ||
442 | static long | |
443 | remove_useless_symbols (symbols, count) | |
444 | asymbol **symbols; | |
445 | long count; | |
446 | { | |
447 | register asymbol **in_ptr = symbols, **out_ptr = symbols; | |
448 | ||
449 | while (--count >= 0) | |
450 | { | |
451 | asymbol *sym = *in_ptr++; | |
452 | ||
453 | if (sym->name == NULL || sym->name[0] == '\0') | |
454 | continue; | |
455 | if (sym->flags & (BSF_DEBUGGING)) | |
456 | continue; | |
457 | if (bfd_is_und_section (sym->section) | |
458 | || bfd_is_com_section (sym->section)) | |
459 | continue; | |
460 | ||
461 | *out_ptr++ = sym; | |
462 | } | |
463 | return out_ptr - symbols; | |
464 | } | |
465 | ||
466 | /* Sort symbols into value order. */ | |
467 | ||
468 | static int | |
469 | compare_symbols (ap, bp) | |
470 | const PTR ap; | |
471 | const PTR bp; | |
472 | { | |
473 | const asymbol *a = *(const asymbol **)ap; | |
474 | const asymbol *b = *(const asymbol **)bp; | |
475 | const char *an, *bn; | |
476 | size_t anl, bnl; | |
477 | boolean af, bf; | |
478 | flagword aflags, bflags; | |
479 | ||
480 | if (bfd_asymbol_value (a) > bfd_asymbol_value (b)) | |
481 | return 1; | |
482 | else if (bfd_asymbol_value (a) < bfd_asymbol_value (b)) | |
483 | return -1; | |
484 | ||
485 | if (a->section > b->section) | |
486 | return 1; | |
487 | else if (a->section < b->section) | |
488 | return -1; | |
489 | ||
490 | an = bfd_asymbol_name (a); | |
491 | bn = bfd_asymbol_name (b); | |
492 | anl = strlen (an); | |
493 | bnl = strlen (bn); | |
494 | ||
495 | /* The symbols gnu_compiled and gcc2_compiled convey no real | |
496 | information, so put them after other symbols with the same value. */ | |
497 | ||
498 | af = (strstr (an, "gnu_compiled") != NULL | |
499 | || strstr (an, "gcc2_compiled") != NULL); | |
500 | bf = (strstr (bn, "gnu_compiled") != NULL | |
501 | || strstr (bn, "gcc2_compiled") != NULL); | |
502 | ||
503 | if (af && ! bf) | |
504 | return 1; | |
505 | if (! af && bf) | |
506 | return -1; | |
507 | ||
508 | /* We use a heuristic for the file name, to try to sort it after | |
509 | more useful symbols. It may not work on non Unix systems, but it | |
510 | doesn't really matter; the only difference is precisely which | |
511 | symbol names get printed. */ | |
512 | ||
513 | #define file_symbol(s, sn, snl) \ | |
514 | (((s)->flags & BSF_FILE) != 0 \ | |
515 | || ((sn)[(snl) - 2] == '.' \ | |
516 | && ((sn)[(snl) - 1] == 'o' \ | |
517 | || (sn)[(snl) - 1] == 'a'))) | |
518 | ||
519 | af = file_symbol (a, an, anl); | |
520 | bf = file_symbol (b, bn, bnl); | |
521 | ||
522 | if (af && ! bf) | |
523 | return 1; | |
524 | if (! af && bf) | |
525 | return -1; | |
526 | ||
527 | /* Try to sort global symbols before local symbols before function | |
528 | symbols before debugging symbols. */ | |
529 | ||
530 | aflags = a->flags; | |
531 | bflags = b->flags; | |
532 | ||
533 | if ((aflags & BSF_DEBUGGING) != (bflags & BSF_DEBUGGING)) | |
534 | { | |
535 | if ((aflags & BSF_DEBUGGING) != 0) | |
536 | return 1; | |
537 | else | |
538 | return -1; | |
539 | } | |
540 | if ((aflags & BSF_FUNCTION) != (bflags & BSF_FUNCTION)) | |
541 | { | |
542 | if ((aflags & BSF_FUNCTION) != 0) | |
543 | return -1; | |
544 | else | |
545 | return 1; | |
546 | } | |
547 | if ((aflags & BSF_LOCAL) != (bflags & BSF_LOCAL)) | |
548 | { | |
549 | if ((aflags & BSF_LOCAL) != 0) | |
550 | return 1; | |
551 | else | |
552 | return -1; | |
553 | } | |
554 | if ((aflags & BSF_GLOBAL) != (bflags & BSF_GLOBAL)) | |
555 | { | |
556 | if ((aflags & BSF_GLOBAL) != 0) | |
557 | return -1; | |
558 | else | |
559 | return 1; | |
560 | } | |
561 | ||
562 | /* Symbols that start with '.' might be section names, so sort them | |
563 | after symbols that don't start with '.'. */ | |
564 | if (an[0] == '.' && bn[0] != '.') | |
565 | return 1; | |
566 | if (an[0] != '.' && bn[0] == '.') | |
567 | return -1; | |
568 | ||
569 | /* Finally, if we can't distinguish them in any other way, try to | |
570 | get consistent results by sorting the symbols by name. */ | |
571 | return strcmp (an, bn); | |
572 | } | |
573 | ||
574 | /* Sort relocs into address order. */ | |
575 | ||
576 | static int | |
577 | compare_relocs (ap, bp) | |
578 | const PTR ap; | |
579 | const PTR bp; | |
580 | { | |
581 | const arelent *a = *(const arelent **)ap; | |
582 | const arelent *b = *(const arelent **)bp; | |
583 | ||
584 | if (a->address > b->address) | |
585 | return 1; | |
586 | else if (a->address < b->address) | |
587 | return -1; | |
588 | ||
589 | /* So that associated relocations tied to the same address show up | |
590 | in the correct order, we don't do any further sorting. */ | |
591 | if (a > b) | |
592 | return 1; | |
593 | else if (a < b) | |
594 | return -1; | |
595 | else | |
596 | return 0; | |
597 | } | |
598 | ||
599 | /* Print VMA to STREAM. If SKIP_ZEROES is true, omit leading zeroes. */ | |
600 | ||
601 | static void | |
602 | objdump_print_value (vma, info, skip_zeroes) | |
603 | bfd_vma vma; | |
604 | struct disassemble_info *info; | |
605 | boolean skip_zeroes; | |
606 | { | |
607 | char buf[30]; | |
608 | char *p; | |
d8180c76 L |
609 | struct objdump_disasm_info *aux |
610 | = (struct objdump_disasm_info *) info->application_data; | |
252b5132 | 611 | |
d8180c76 | 612 | bfd_sprintf_vma (aux->abfd, buf, vma); |
252b5132 RH |
613 | if (! skip_zeroes) |
614 | p = buf; | |
615 | else | |
616 | { | |
617 | for (p = buf; *p == '0'; ++p) | |
618 | ; | |
619 | if (*p == '\0') | |
620 | --p; | |
621 | } | |
622 | (*info->fprintf_func) (info->stream, "%s", p); | |
623 | } | |
624 | ||
625 | /* Print the name of a symbol. */ | |
626 | ||
627 | static void | |
628 | objdump_print_symname (abfd, info, sym) | |
629 | bfd *abfd; | |
630 | struct disassemble_info *info; | |
631 | asymbol *sym; | |
632 | { | |
633 | char *alloc; | |
634 | const char *name; | |
635 | const char *print; | |
636 | ||
637 | alloc = NULL; | |
638 | name = bfd_asymbol_name (sym); | |
639 | if (! do_demangle || name[0] == '\0') | |
640 | print = name; | |
641 | else | |
642 | { | |
643 | /* Demangle the name. */ | |
644 | if (bfd_get_symbol_leading_char (abfd) == name[0]) | |
645 | ++name; | |
646 | ||
647 | alloc = cplus_demangle (name, DMGL_ANSI | DMGL_PARAMS); | |
648 | if (alloc == NULL) | |
649 | print = name; | |
650 | else | |
651 | print = alloc; | |
652 | } | |
653 | ||
654 | if (info != NULL) | |
655 | (*info->fprintf_func) (info->stream, "%s", print); | |
656 | else | |
657 | printf ("%s", print); | |
658 | ||
659 | if (alloc != NULL) | |
660 | free (alloc); | |
661 | } | |
662 | ||
663 | /* Locate a symbol given a bfd, a section, and a VMA. If REQUIRE_SEC | |
664 | is true, then always require the symbol to be in the section. This | |
665 | returns NULL if there is no suitable symbol. If PLACE is not NULL, | |
666 | then *PLACE is set to the index of the symbol in sorted_syms. */ | |
667 | ||
668 | static asymbol * | |
669 | find_symbol_for_address (abfd, sec, vma, require_sec, place) | |
670 | bfd *abfd; | |
671 | asection *sec; | |
672 | bfd_vma vma; | |
673 | boolean require_sec; | |
674 | long *place; | |
675 | { | |
676 | /* @@ Would it speed things up to cache the last two symbols returned, | |
677 | and maybe their address ranges? For many processors, only one memory | |
678 | operand can be present at a time, so the 2-entry cache wouldn't be | |
679 | constantly churned by code doing heavy memory accesses. */ | |
680 | ||
681 | /* Indices in `sorted_syms'. */ | |
682 | long min = 0; | |
683 | long max = sorted_symcount; | |
684 | long thisplace; | |
f6af82bd | 685 | unsigned int opb = bfd_octets_per_byte (abfd); |
252b5132 RH |
686 | |
687 | if (sorted_symcount < 1) | |
688 | return NULL; | |
689 | ||
690 | /* Perform a binary search looking for the closest symbol to the | |
691 | required value. We are searching the range (min, max]. */ | |
692 | while (min + 1 < max) | |
693 | { | |
694 | asymbol *sym; | |
695 | ||
696 | thisplace = (max + min) / 2; | |
697 | sym = sorted_syms[thisplace]; | |
698 | ||
699 | if (bfd_asymbol_value (sym) > vma) | |
700 | max = thisplace; | |
701 | else if (bfd_asymbol_value (sym) < vma) | |
702 | min = thisplace; | |
703 | else | |
704 | { | |
705 | min = thisplace; | |
706 | break; | |
707 | } | |
708 | } | |
709 | ||
710 | /* The symbol we want is now in min, the low end of the range we | |
711 | were searching. If there are several symbols with the same | |
712 | value, we want the first one. */ | |
713 | thisplace = min; | |
714 | while (thisplace > 0 | |
715 | && (bfd_asymbol_value (sorted_syms[thisplace]) | |
716 | == bfd_asymbol_value (sorted_syms[thisplace - 1]))) | |
717 | --thisplace; | |
718 | ||
719 | /* If the file is relocateable, and the symbol could be from this | |
720 | section, prefer a symbol from this section over symbols from | |
721 | others, even if the other symbol's value might be closer. | |
722 | ||
723 | Note that this may be wrong for some symbol references if the | |
724 | sections have overlapping memory ranges, but in that case there's | |
725 | no way to tell what's desired without looking at the relocation | |
726 | table. */ | |
727 | ||
728 | if (sorted_syms[thisplace]->section != sec | |
729 | && (require_sec | |
730 | || ((abfd->flags & HAS_RELOC) != 0 | |
731 | && vma >= bfd_get_section_vma (abfd, sec) | |
732 | && vma < (bfd_get_section_vma (abfd, sec) | |
940b2b78 | 733 | + bfd_section_size (abfd, sec) / opb)))) |
252b5132 RH |
734 | { |
735 | long i; | |
736 | ||
737 | for (i = thisplace + 1; i < sorted_symcount; i++) | |
738 | { | |
739 | if (bfd_asymbol_value (sorted_syms[i]) | |
740 | != bfd_asymbol_value (sorted_syms[thisplace])) | |
741 | break; | |
742 | } | |
743 | --i; | |
744 | for (; i >= 0; i--) | |
745 | { | |
746 | if (sorted_syms[i]->section == sec | |
747 | && (i == 0 | |
748 | || sorted_syms[i - 1]->section != sec | |
749 | || (bfd_asymbol_value (sorted_syms[i]) | |
750 | != bfd_asymbol_value (sorted_syms[i - 1])))) | |
751 | { | |
752 | thisplace = i; | |
753 | break; | |
754 | } | |
755 | } | |
756 | ||
757 | if (sorted_syms[thisplace]->section != sec) | |
758 | { | |
759 | /* We didn't find a good symbol with a smaller value. | |
760 | Look for one with a larger value. */ | |
761 | for (i = thisplace + 1; i < sorted_symcount; i++) | |
762 | { | |
763 | if (sorted_syms[i]->section == sec) | |
764 | { | |
765 | thisplace = i; | |
766 | break; | |
767 | } | |
768 | } | |
769 | } | |
770 | ||
771 | if (sorted_syms[thisplace]->section != sec | |
772 | && (require_sec | |
773 | || ((abfd->flags & HAS_RELOC) != 0 | |
774 | && vma >= bfd_get_section_vma (abfd, sec) | |
775 | && vma < (bfd_get_section_vma (abfd, sec) | |
776 | + bfd_section_size (abfd, sec))))) | |
777 | { | |
778 | /* There is no suitable symbol. */ | |
779 | return NULL; | |
780 | } | |
781 | } | |
782 | ||
783 | if (place != NULL) | |
784 | *place = thisplace; | |
785 | ||
786 | return sorted_syms[thisplace]; | |
787 | } | |
788 | ||
789 | /* Print an address to INFO symbolically. */ | |
790 | ||
791 | static void | |
792 | objdump_print_addr_with_sym (abfd, sec, sym, vma, info, skip_zeroes) | |
793 | bfd *abfd; | |
794 | asection *sec; | |
795 | asymbol *sym; | |
796 | bfd_vma vma; | |
797 | struct disassemble_info *info; | |
798 | boolean skip_zeroes; | |
799 | { | |
800 | objdump_print_value (vma, info, skip_zeroes); | |
801 | ||
802 | if (sym == NULL) | |
803 | { | |
804 | bfd_vma secaddr; | |
805 | ||
806 | (*info->fprintf_func) (info->stream, " <%s", | |
807 | bfd_get_section_name (abfd, sec)); | |
808 | secaddr = bfd_get_section_vma (abfd, sec); | |
809 | if (vma < secaddr) | |
810 | { | |
811 | (*info->fprintf_func) (info->stream, "-0x"); | |
812 | objdump_print_value (secaddr - vma, info, true); | |
813 | } | |
814 | else if (vma > secaddr) | |
815 | { | |
816 | (*info->fprintf_func) (info->stream, "+0x"); | |
817 | objdump_print_value (vma - secaddr, info, true); | |
818 | } | |
819 | (*info->fprintf_func) (info->stream, ">"); | |
820 | } | |
821 | else | |
822 | { | |
823 | (*info->fprintf_func) (info->stream, " <"); | |
824 | objdump_print_symname (abfd, info, sym); | |
825 | if (bfd_asymbol_value (sym) > vma) | |
826 | { | |
827 | (*info->fprintf_func) (info->stream, "-0x"); | |
828 | objdump_print_value (bfd_asymbol_value (sym) - vma, info, true); | |
829 | } | |
830 | else if (vma > bfd_asymbol_value (sym)) | |
831 | { | |
832 | (*info->fprintf_func) (info->stream, "+0x"); | |
833 | objdump_print_value (vma - bfd_asymbol_value (sym), info, true); | |
834 | } | |
835 | (*info->fprintf_func) (info->stream, ">"); | |
836 | } | |
837 | } | |
838 | ||
839 | /* Print VMA to INFO, symbolically if possible. If SKIP_ZEROES is | |
840 | true, don't output leading zeroes. */ | |
841 | ||
842 | static void | |
843 | objdump_print_addr (vma, info, skip_zeroes) | |
844 | bfd_vma vma; | |
845 | struct disassemble_info *info; | |
846 | boolean skip_zeroes; | |
847 | { | |
848 | struct objdump_disasm_info *aux; | |
849 | asymbol *sym; | |
850 | ||
851 | if (sorted_symcount < 1) | |
852 | { | |
853 | (*info->fprintf_func) (info->stream, "0x"); | |
854 | objdump_print_value (vma, info, skip_zeroes); | |
855 | return; | |
856 | } | |
857 | ||
858 | aux = (struct objdump_disasm_info *) info->application_data; | |
859 | sym = find_symbol_for_address (aux->abfd, aux->sec, vma, aux->require_sec, | |
860 | (long *) NULL); | |
861 | objdump_print_addr_with_sym (aux->abfd, aux->sec, sym, vma, info, | |
862 | skip_zeroes); | |
863 | } | |
864 | ||
865 | /* Print VMA to INFO. This function is passed to the disassembler | |
866 | routine. */ | |
867 | ||
868 | static void | |
869 | objdump_print_address (vma, info) | |
870 | bfd_vma vma; | |
871 | struct disassemble_info *info; | |
872 | { | |
873 | objdump_print_addr (vma, info, ! prefix_addresses); | |
874 | } | |
875 | ||
876 | /* Determine of the given address has a symbol associated with it. */ | |
877 | ||
878 | static int | |
879 | objdump_symbol_at_address (vma, info) | |
880 | bfd_vma vma; | |
881 | struct disassemble_info * info; | |
882 | { | |
883 | struct objdump_disasm_info * aux; | |
884 | asymbol * sym; | |
885 | ||
886 | /* No symbols - do not bother checking. */ | |
887 | if (sorted_symcount < 1) | |
888 | return 0; | |
889 | ||
890 | aux = (struct objdump_disasm_info *) info->application_data; | |
891 | sym = find_symbol_for_address (aux->abfd, aux->sec, vma, aux->require_sec, | |
892 | (long *) NULL); | |
893 | ||
894 | return (sym != NULL && (bfd_asymbol_value (sym) == vma)); | |
895 | } | |
896 | ||
897 | /* Hold the last function name and the last line number we displayed | |
898 | in a disassembly. */ | |
899 | ||
900 | static char *prev_functionname; | |
901 | static unsigned int prev_line; | |
902 | ||
903 | /* We keep a list of all files that we have seen when doing a | |
904 | dissassembly with source, so that we know how much of the file to | |
905 | display. This can be important for inlined functions. */ | |
906 | ||
907 | struct print_file_list | |
908 | { | |
909 | struct print_file_list *next; | |
910 | char *filename; | |
911 | unsigned int line; | |
912 | FILE *f; | |
913 | }; | |
914 | ||
915 | static struct print_file_list *print_files; | |
916 | ||
917 | /* The number of preceding context lines to show when we start | |
918 | displaying a file for the first time. */ | |
919 | ||
920 | #define SHOW_PRECEDING_CONTEXT_LINES (5) | |
921 | ||
922 | /* Skip ahead to a given line in a file, optionally printing each | |
923 | line. */ | |
924 | ||
925 | static void | |
926 | skip_to_line PARAMS ((struct print_file_list *, unsigned int, boolean)); | |
927 | ||
928 | static void | |
929 | skip_to_line (p, line, show) | |
930 | struct print_file_list *p; | |
931 | unsigned int line; | |
932 | boolean show; | |
933 | { | |
934 | while (p->line < line) | |
935 | { | |
936 | char buf[100]; | |
937 | ||
938 | if (fgets (buf, sizeof buf, p->f) == NULL) | |
939 | { | |
940 | fclose (p->f); | |
941 | p->f = NULL; | |
942 | break; | |
943 | } | |
944 | ||
945 | if (show) | |
946 | printf ("%s", buf); | |
947 | ||
948 | if (strchr (buf, '\n') != NULL) | |
949 | ++p->line; | |
950 | } | |
951 | } | |
952 | ||
953 | /* Show the line number, or the source line, in a dissassembly | |
954 | listing. */ | |
955 | ||
956 | static void | |
940b2b78 | 957 | show_line (abfd, section, addr_offset) |
252b5132 RH |
958 | bfd *abfd; |
959 | asection *section; | |
940b2b78 | 960 | bfd_vma addr_offset; |
252b5132 RH |
961 | { |
962 | CONST char *filename; | |
963 | CONST char *functionname; | |
964 | unsigned int line; | |
965 | ||
966 | if (! with_line_numbers && ! with_source_code) | |
967 | return; | |
968 | ||
940b2b78 | 969 | if (! bfd_find_nearest_line (abfd, section, syms, addr_offset, &filename, |
252b5132 RH |
970 | &functionname, &line)) |
971 | return; | |
972 | ||
973 | if (filename != NULL && *filename == '\0') | |
974 | filename = NULL; | |
975 | if (functionname != NULL && *functionname == '\0') | |
976 | functionname = NULL; | |
977 | ||
978 | if (with_line_numbers) | |
979 | { | |
980 | if (functionname != NULL | |
981 | && (prev_functionname == NULL | |
982 | || strcmp (functionname, prev_functionname) != 0)) | |
983 | printf ("%s():\n", functionname); | |
984 | if (line > 0 && line != prev_line) | |
985 | printf ("%s:%u\n", filename == NULL ? "???" : filename, line); | |
986 | } | |
987 | ||
988 | if (with_source_code | |
989 | && filename != NULL | |
990 | && line > 0) | |
991 | { | |
992 | struct print_file_list **pp, *p; | |
993 | ||
994 | for (pp = &print_files; *pp != NULL; pp = &(*pp)->next) | |
995 | if (strcmp ((*pp)->filename, filename) == 0) | |
996 | break; | |
997 | p = *pp; | |
998 | ||
999 | if (p != NULL) | |
1000 | { | |
1001 | if (p != print_files) | |
1002 | { | |
1003 | int l; | |
1004 | ||
1005 | /* We have reencountered a file name which we saw | |
1006 | earlier. This implies that either we are dumping out | |
1007 | code from an included file, or the same file was | |
1008 | linked in more than once. There are two common cases | |
1009 | of an included file: inline functions in a header | |
1010 | file, and a bison or flex skeleton file. In the | |
1011 | former case we want to just start printing (but we | |
1012 | back up a few lines to give context); in the latter | |
1013 | case we want to continue from where we left off. I | |
1014 | can't think of a good way to distinguish the cases, | |
1015 | so I used a heuristic based on the file name. */ | |
1016 | if (strcmp (p->filename + strlen (p->filename) - 2, ".h") != 0) | |
1017 | l = p->line; | |
1018 | else | |
1019 | { | |
1020 | l = line - SHOW_PRECEDING_CONTEXT_LINES; | |
f1563258 TW |
1021 | if (l < 0) |
1022 | l = 0; | |
252b5132 RH |
1023 | } |
1024 | ||
1025 | if (p->f == NULL) | |
1026 | { | |
1027 | p->f = fopen (p->filename, "r"); | |
1028 | p->line = 0; | |
1029 | } | |
1030 | if (p->f != NULL) | |
1031 | skip_to_line (p, l, false); | |
1032 | ||
1033 | if (print_files->f != NULL) | |
1034 | { | |
1035 | fclose (print_files->f); | |
1036 | print_files->f = NULL; | |
1037 | } | |
1038 | } | |
1039 | ||
1040 | if (p->f != NULL) | |
1041 | { | |
1042 | skip_to_line (p, line, true); | |
1043 | *pp = p->next; | |
1044 | p->next = print_files; | |
1045 | print_files = p; | |
1046 | } | |
1047 | } | |
1048 | else | |
1049 | { | |
1050 | FILE *f; | |
1051 | ||
1052 | f = fopen (filename, "r"); | |
1053 | if (f != NULL) | |
1054 | { | |
1055 | int l; | |
1056 | ||
1057 | p = ((struct print_file_list *) | |
1058 | xmalloc (sizeof (struct print_file_list))); | |
1059 | p->filename = xmalloc (strlen (filename) + 1); | |
1060 | strcpy (p->filename, filename); | |
1061 | p->line = 0; | |
1062 | p->f = f; | |
1063 | ||
1064 | if (print_files != NULL && print_files->f != NULL) | |
1065 | { | |
1066 | fclose (print_files->f); | |
1067 | print_files->f = NULL; | |
1068 | } | |
1069 | p->next = print_files; | |
1070 | print_files = p; | |
1071 | ||
f1563258 TW |
1072 | if (file_start_context) |
1073 | l = 0; | |
1074 | else | |
1075 | l = line - SHOW_PRECEDING_CONTEXT_LINES; | |
1076 | if (l < 0) | |
1077 | l = 0; | |
252b5132 RH |
1078 | skip_to_line (p, l, false); |
1079 | if (p->f != NULL) | |
1080 | skip_to_line (p, line, true); | |
1081 | } | |
1082 | } | |
1083 | } | |
1084 | ||
1085 | if (functionname != NULL | |
1086 | && (prev_functionname == NULL | |
1087 | || strcmp (functionname, prev_functionname) != 0)) | |
1088 | { | |
1089 | if (prev_functionname != NULL) | |
1090 | free (prev_functionname); | |
1091 | prev_functionname = xmalloc (strlen (functionname) + 1); | |
1092 | strcpy (prev_functionname, functionname); | |
1093 | } | |
1094 | ||
1095 | if (line > 0 && line != prev_line) | |
1096 | prev_line = line; | |
1097 | } | |
1098 | ||
1099 | /* Pseudo FILE object for strings. */ | |
1100 | typedef struct | |
1101 | { | |
1102 | char *buffer; | |
1103 | size_t size; | |
1104 | char *current; | |
1105 | } SFILE; | |
1106 | ||
1107 | /* sprintf to a "stream" */ | |
1108 | ||
1109 | static int | |
451dad9c | 1110 | objdump_sprintf VPARAMS ((SFILE *f, const char *format, ...)) |
252b5132 | 1111 | { |
252b5132 | 1112 | char *buf; |
252b5132 RH |
1113 | size_t n; |
1114 | ||
451dad9c AM |
1115 | VA_OPEN (args, format); |
1116 | VA_FIXEDARG (args, SFILE *, f); | |
1117 | VA_FIXEDARG (args, const char *, format); | |
252b5132 RH |
1118 | |
1119 | vasprintf (&buf, format, args); | |
1120 | ||
252b5132 RH |
1121 | if (buf == NULL) |
1122 | { | |
451dad9c | 1123 | va_end (args); |
37cc8ec1 | 1124 | fatal (_("Out of virtual memory")); |
252b5132 RH |
1125 | } |
1126 | ||
1127 | n = strlen (buf); | |
1128 | ||
b4c96d0d | 1129 | while ((size_t) ((f->buffer + f->size) - f->current) < n + 1) |
252b5132 RH |
1130 | { |
1131 | size_t curroff; | |
1132 | ||
1133 | curroff = f->current - f->buffer; | |
1134 | f->size *= 2; | |
1135 | f->buffer = xrealloc (f->buffer, f->size); | |
1136 | f->current = f->buffer + curroff; | |
1137 | } | |
1138 | ||
1139 | memcpy (f->current, buf, n); | |
1140 | f->current += n; | |
1141 | f->current[0] = '\0'; | |
1142 | ||
1143 | free (buf); | |
1144 | ||
451dad9c | 1145 | VA_CLOSE (args); |
252b5132 RH |
1146 | return n; |
1147 | } | |
1148 | ||
1149 | /* The number of zeroes we want to see before we start skipping them. | |
1150 | The number is arbitrarily chosen. */ | |
1151 | ||
20fe0649 | 1152 | #ifndef SKIP_ZEROES |
252b5132 | 1153 | #define SKIP_ZEROES (8) |
20fe0649 | 1154 | #endif |
252b5132 RH |
1155 | |
1156 | /* The number of zeroes to skip at the end of a section. If the | |
1157 | number of zeroes at the end is between SKIP_ZEROES_AT_END and | |
1158 | SKIP_ZEROES, they will be disassembled. If there are fewer than | |
1159 | SKIP_ZEROES_AT_END, they will be skipped. This is a heuristic | |
1160 | attempt to avoid disassembling zeroes inserted by section | |
1161 | alignment. */ | |
1162 | ||
20fe0649 | 1163 | #ifndef SKIP_ZEROES_AT_END |
252b5132 | 1164 | #define SKIP_ZEROES_AT_END (3) |
20fe0649 | 1165 | #endif |
252b5132 RH |
1166 | |
1167 | /* Disassemble some data in memory between given values. */ | |
1168 | ||
1169 | static void | |
940b2b78 TW |
1170 | disassemble_bytes (info, disassemble_fn, insns, data, |
1171 | start_offset, stop_offset, relppp, | |
252b5132 RH |
1172 | relppend) |
1173 | struct disassemble_info *info; | |
1174 | disassembler_ftype disassemble_fn; | |
1175 | boolean insns; | |
1176 | bfd_byte *data; | |
940b2b78 TW |
1177 | bfd_vma start_offset; |
1178 | bfd_vma stop_offset; | |
252b5132 RH |
1179 | arelent ***relppp; |
1180 | arelent **relppend; | |
1181 | { | |
1182 | struct objdump_disasm_info *aux; | |
1183 | asection *section; | |
940b2b78 | 1184 | int octets_per_line; |
252b5132 RH |
1185 | boolean done_dot; |
1186 | int skip_addr_chars; | |
940b2b78 TW |
1187 | bfd_vma addr_offset; |
1188 | int opb = info->octets_per_byte; | |
252b5132 RH |
1189 | |
1190 | aux = (struct objdump_disasm_info *) info->application_data; | |
1191 | section = aux->sec; | |
1192 | ||
1193 | if (insns) | |
940b2b78 | 1194 | octets_per_line = 4; |
252b5132 | 1195 | else |
940b2b78 | 1196 | octets_per_line = 16; |
252b5132 RH |
1197 | |
1198 | /* Figure out how many characters to skip at the start of an | |
1199 | address, to make the disassembly look nicer. We discard leading | |
1200 | zeroes in chunks of 4, ensuring that there is always a leading | |
1201 | zero remaining. */ | |
1202 | skip_addr_chars = 0; | |
1203 | if (! prefix_addresses) | |
1204 | { | |
1205 | char buf[30]; | |
1206 | char *s; | |
1207 | ||
d8180c76 L |
1208 | bfd_sprintf_vma |
1209 | (aux->abfd, buf, | |
1210 | (section->vma | |
1211 | + bfd_section_size (section->owner, section) / opb)); | |
252b5132 RH |
1212 | s = buf; |
1213 | while (s[0] == '0' && s[1] == '0' && s[2] == '0' && s[3] == '0' | |
1214 | && s[4] == '0') | |
1215 | { | |
1216 | skip_addr_chars += 4; | |
1217 | s += 4; | |
1218 | } | |
1219 | } | |
1220 | ||
1221 | info->insn_info_valid = 0; | |
1222 | ||
1223 | done_dot = false; | |
940b2b78 TW |
1224 | addr_offset = start_offset; |
1225 | while (addr_offset < stop_offset) | |
252b5132 RH |
1226 | { |
1227 | bfd_vma z; | |
940b2b78 | 1228 | int octets = 0; |
252b5132 RH |
1229 | boolean need_nl = false; |
1230 | ||
940b2b78 | 1231 | /* If we see more than SKIP_ZEROES octets of zeroes, we just |
252b5132 | 1232 | print `...'. */ |
940b2b78 | 1233 | for (z = addr_offset * opb; z < stop_offset * opb; z++) |
252b5132 RH |
1234 | if (data[z] != 0) |
1235 | break; | |
1236 | if (! disassemble_zeroes | |
1237 | && (info->insn_info_valid == 0 | |
1238 | || info->branch_delay_insns == 0) | |
940b2b78 TW |
1239 | && (z - addr_offset * opb >= SKIP_ZEROES |
1240 | || (z == stop_offset * opb && | |
1241 | z - addr_offset * opb < SKIP_ZEROES_AT_END))) | |
252b5132 RH |
1242 | { |
1243 | printf ("\t...\n"); | |
1244 | ||
940b2b78 | 1245 | /* If there are more nonzero octets to follow, we only skip |
252b5132 RH |
1246 | zeroes in multiples of 4, to try to avoid running over |
1247 | the start of an instruction which happens to start with | |
1248 | zero. */ | |
940b2b78 TW |
1249 | if (z != stop_offset * opb) |
1250 | z = addr_offset * opb + ((z - addr_offset * opb) &~ 3); | |
252b5132 | 1251 | |
940b2b78 | 1252 | octets = z - addr_offset * opb; |
252b5132 RH |
1253 | } |
1254 | else | |
1255 | { | |
1256 | char buf[50]; | |
1257 | SFILE sfile; | |
1258 | int bpc = 0; | |
1259 | int pb = 0; | |
1260 | ||
1261 | done_dot = false; | |
1262 | ||
1263 | if (with_line_numbers || with_source_code) | |
76a406e5 NC |
1264 | /* The line number tables will refer to unadjusted |
1265 | section VMAs, so we must undo any VMA modifications | |
1266 | when calling show_line. */ | |
1267 | show_line (aux->abfd, section, addr_offset - adjust_section_vma); | |
252b5132 RH |
1268 | |
1269 | if (! prefix_addresses) | |
1270 | { | |
1271 | char *s; | |
1272 | ||
d8180c76 | 1273 | bfd_sprintf_vma (aux->abfd, buf, section->vma + addr_offset); |
252b5132 RH |
1274 | for (s = buf + skip_addr_chars; *s == '0'; s++) |
1275 | *s = ' '; | |
1276 | if (*s == '\0') | |
1277 | *--s = '0'; | |
1278 | printf ("%s:\t", buf + skip_addr_chars); | |
1279 | } | |
1280 | else | |
1281 | { | |
1282 | aux->require_sec = true; | |
940b2b78 | 1283 | objdump_print_address (section->vma + addr_offset, info); |
252b5132 RH |
1284 | aux->require_sec = false; |
1285 | putchar (' '); | |
1286 | } | |
1287 | ||
1288 | if (insns) | |
1289 | { | |
1290 | sfile.size = 120; | |
1291 | sfile.buffer = xmalloc (sfile.size); | |
1292 | sfile.current = sfile.buffer; | |
1293 | info->fprintf_func = (fprintf_ftype) objdump_sprintf; | |
1294 | info->stream = (FILE *) &sfile; | |
1295 | info->bytes_per_line = 0; | |
1296 | info->bytes_per_chunk = 0; | |
1297 | ||
8b1e6df3 | 1298 | #ifdef DISASSEMBLER_NEEDS_RELOCS |
940b2b78 | 1299 | /* FIXME: This is wrong. It tests the number of octets |
252b5132 RH |
1300 | in the last instruction, not the current one. */ |
1301 | if (*relppp < relppend | |
940b2b78 | 1302 | && (**relppp)->address >= addr_offset |
8b1e6df3 | 1303 | && (**relppp)->address <= addr_offset + octets / opb) |
252b5132 RH |
1304 | info->flags = INSN_HAS_RELOC; |
1305 | else | |
8b1e6df3 | 1306 | #endif |
252b5132 RH |
1307 | info->flags = 0; |
1308 | ||
940b2b78 | 1309 | octets = (*disassemble_fn) (section->vma + addr_offset, info); |
252b5132 RH |
1310 | info->fprintf_func = (fprintf_ftype) fprintf; |
1311 | info->stream = stdout; | |
1312 | if (info->bytes_per_line != 0) | |
940b2b78 TW |
1313 | octets_per_line = info->bytes_per_line; |
1314 | if (octets < 0) | |
e07bf1ac ILT |
1315 | { |
1316 | if (sfile.current != sfile.buffer) | |
1317 | printf ("%s\n", sfile.buffer); | |
1318 | free (sfile.buffer); | |
1319 | break; | |
1320 | } | |
252b5132 RH |
1321 | } |
1322 | else | |
1323 | { | |
b4c96d0d | 1324 | bfd_vma j; |
252b5132 | 1325 | |
940b2b78 TW |
1326 | octets = octets_per_line; |
1327 | if (addr_offset + octets / opb > stop_offset) | |
1328 | octets = (stop_offset - addr_offset) * opb; | |
252b5132 | 1329 | |
940b2b78 | 1330 | for (j = addr_offset * opb; j < addr_offset * opb + octets; ++j) |
252b5132 | 1331 | { |
3882b010 | 1332 | if (ISPRINT (data[j])) |
940b2b78 | 1333 | buf[j - addr_offset * opb] = data[j]; |
252b5132 | 1334 | else |
940b2b78 | 1335 | buf[j - addr_offset * opb] = '.'; |
252b5132 | 1336 | } |
940b2b78 | 1337 | buf[j - addr_offset * opb] = '\0'; |
252b5132 RH |
1338 | } |
1339 | ||
1340 | if (prefix_addresses | |
1341 | ? show_raw_insn > 0 | |
1342 | : show_raw_insn >= 0) | |
1343 | { | |
b4c96d0d | 1344 | bfd_vma j; |
252b5132 RH |
1345 | |
1346 | /* If ! prefix_addresses and ! wide_output, we print | |
940b2b78 TW |
1347 | octets_per_line octets per line. */ |
1348 | pb = octets; | |
1349 | if (pb > octets_per_line && ! prefix_addresses && ! wide_output) | |
1350 | pb = octets_per_line; | |
252b5132 RH |
1351 | |
1352 | if (info->bytes_per_chunk) | |
1353 | bpc = info->bytes_per_chunk; | |
1354 | else | |
1355 | bpc = 1; | |
1356 | ||
940b2b78 | 1357 | for (j = addr_offset * opb; j < addr_offset * opb + pb; j += bpc) |
252b5132 RH |
1358 | { |
1359 | int k; | |
1360 | if (bpc > 1 && info->display_endian == BFD_ENDIAN_LITTLE) | |
1361 | { | |
1362 | for (k = bpc - 1; k >= 0; k--) | |
1363 | printf ("%02x", (unsigned) data[j + k]); | |
1364 | putchar (' '); | |
1365 | } | |
1366 | else | |
1367 | { | |
1368 | for (k = 0; k < bpc; k++) | |
1369 | printf ("%02x", (unsigned) data[j + k]); | |
1370 | putchar (' '); | |
1371 | } | |
1372 | } | |
1373 | ||
940b2b78 | 1374 | for (; pb < octets_per_line; pb += bpc) |
252b5132 RH |
1375 | { |
1376 | int k; | |
1377 | ||
1378 | for (k = 0; k < bpc; k++) | |
1379 | printf (" "); | |
1380 | putchar (' '); | |
1381 | } | |
1382 | ||
1383 | /* Separate raw data from instruction by extra space. */ | |
1384 | if (insns) | |
1385 | putchar ('\t'); | |
1386 | else | |
1387 | printf (" "); | |
1388 | } | |
1389 | ||
1390 | if (! insns) | |
1391 | printf ("%s", buf); | |
1392 | else | |
1393 | { | |
1394 | printf ("%s", sfile.buffer); | |
1395 | free (sfile.buffer); | |
1396 | } | |
1397 | ||
1398 | if (prefix_addresses | |
1399 | ? show_raw_insn > 0 | |
1400 | : show_raw_insn >= 0) | |
1401 | { | |
940b2b78 | 1402 | while (pb < octets) |
252b5132 | 1403 | { |
b4c96d0d | 1404 | bfd_vma j; |
252b5132 RH |
1405 | char *s; |
1406 | ||
1407 | putchar ('\n'); | |
940b2b78 | 1408 | j = addr_offset * opb + pb; |
252b5132 | 1409 | |
d8180c76 | 1410 | bfd_sprintf_vma (aux->abfd, buf, section->vma + j / opb); |
252b5132 RH |
1411 | for (s = buf + skip_addr_chars; *s == '0'; s++) |
1412 | *s = ' '; | |
1413 | if (*s == '\0') | |
1414 | *--s = '0'; | |
1415 | printf ("%s:\t", buf + skip_addr_chars); | |
1416 | ||
940b2b78 TW |
1417 | pb += octets_per_line; |
1418 | if (pb > octets) | |
1419 | pb = octets; | |
1420 | for (; j < addr_offset * opb + pb; j += bpc) | |
252b5132 RH |
1421 | { |
1422 | int k; | |
1423 | ||
1424 | if (bpc > 1 && info->display_endian == BFD_ENDIAN_LITTLE) | |
1425 | { | |
1426 | for (k = bpc - 1; k >= 0; k--) | |
1427 | printf ("%02x", (unsigned) data[j + k]); | |
1428 | putchar (' '); | |
1429 | } | |
1430 | else | |
1431 | { | |
1432 | for (k = 0; k < bpc; k++) | |
1433 | printf ("%02x", (unsigned) data[j + k]); | |
1434 | putchar (' '); | |
1435 | } | |
1436 | } | |
1437 | } | |
1438 | } | |
1439 | ||
1440 | if (!wide_output) | |
1441 | putchar ('\n'); | |
1442 | else | |
1443 | need_nl = true; | |
1444 | } | |
1445 | ||
8b1e6df3 NC |
1446 | if ((section->flags & SEC_RELOC) != 0 |
1447 | #ifndef DISASSEMBLER_NEEDS_RELOCS | |
1448 | && dump_reloc_info | |
1449 | #endif | |
1450 | ) | |
252b5132 RH |
1451 | { |
1452 | while ((*relppp) < relppend | |
940b2b78 TW |
1453 | && ((**relppp)->address >= (bfd_vma) addr_offset |
1454 | && (**relppp)->address < (bfd_vma) addr_offset + octets / opb)) | |
8b1e6df3 NC |
1455 | #ifdef DISASSEMBLER_NEEDS_RELOCS |
1456 | if (! dump_reloc_info) | |
1457 | ++(*relppp); | |
1458 | else | |
1459 | #endif | |
252b5132 RH |
1460 | { |
1461 | arelent *q; | |
1462 | ||
1463 | q = **relppp; | |
1464 | ||
1465 | if (wide_output) | |
1466 | putchar ('\t'); | |
1467 | else | |
1468 | printf ("\t\t\t"); | |
1469 | ||
1470 | objdump_print_value (section->vma + q->address, info, true); | |
1471 | ||
1472 | printf (": %s\t", q->howto->name); | |
1473 | ||
1474 | if (q->sym_ptr_ptr == NULL || *q->sym_ptr_ptr == NULL) | |
1475 | printf ("*unknown*"); | |
1476 | else | |
1477 | { | |
1478 | const char *sym_name; | |
1479 | ||
1480 | sym_name = bfd_asymbol_name (*q->sym_ptr_ptr); | |
1481 | if (sym_name != NULL && *sym_name != '\0') | |
1482 | objdump_print_symname (aux->abfd, info, *q->sym_ptr_ptr); | |
1483 | else | |
1484 | { | |
1485 | asection *sym_sec; | |
1486 | ||
1487 | sym_sec = bfd_get_section (*q->sym_ptr_ptr); | |
1488 | sym_name = bfd_get_section_name (aux->abfd, sym_sec); | |
1489 | if (sym_name == NULL || *sym_name == '\0') | |
1490 | sym_name = "*unknown*"; | |
1491 | printf ("%s", sym_name); | |
1492 | } | |
1493 | } | |
1494 | ||
1495 | if (q->addend) | |
1496 | { | |
1497 | printf ("+0x"); | |
1498 | objdump_print_value (q->addend, info, true); | |
1499 | } | |
1500 | ||
1501 | printf ("\n"); | |
1502 | need_nl = false; | |
1503 | ++(*relppp); | |
1504 | } | |
1505 | } | |
1506 | ||
1507 | if (need_nl) | |
1508 | printf ("\n"); | |
1509 | ||
940b2b78 | 1510 | addr_offset += octets / opb; |
252b5132 RH |
1511 | } |
1512 | } | |
1513 | ||
1514 | /* Disassemble the contents of an object file. */ | |
1515 | ||
1516 | static void | |
1517 | disassemble_data (abfd) | |
1518 | bfd *abfd; | |
1519 | { | |
f6af82bd | 1520 | unsigned long addr_offset; |
252b5132 RH |
1521 | disassembler_ftype disassemble_fn; |
1522 | struct disassemble_info disasm_info; | |
1523 | struct objdump_disasm_info aux; | |
1524 | asection *section; | |
ea584125 | 1525 | unsigned int opb; |
252b5132 RH |
1526 | |
1527 | print_files = NULL; | |
1528 | prev_functionname = NULL; | |
1529 | prev_line = -1; | |
1530 | ||
1531 | /* We make a copy of syms to sort. We don't want to sort syms | |
1532 | because that will screw up the relocs. */ | |
1533 | sorted_syms = (asymbol **) xmalloc (symcount * sizeof (asymbol *)); | |
1534 | memcpy (sorted_syms, syms, symcount * sizeof (asymbol *)); | |
1535 | ||
1536 | sorted_symcount = remove_useless_symbols (sorted_syms, symcount); | |
1537 | ||
1538 | /* Sort the symbols into section and symbol order */ | |
1539 | qsort (sorted_syms, sorted_symcount, sizeof (asymbol *), compare_symbols); | |
1540 | ||
1541 | INIT_DISASSEMBLE_INFO(disasm_info, stdout, fprintf); | |
1542 | disasm_info.application_data = (PTR) &aux; | |
1543 | aux.abfd = abfd; | |
1544 | aux.require_sec = false; | |
1545 | disasm_info.print_address_func = objdump_print_address; | |
1546 | disasm_info.symbol_at_address_func = objdump_symbol_at_address; | |
1547 | ||
1548 | if (machine != (char *) NULL) | |
1549 | { | |
1550 | const bfd_arch_info_type *info = bfd_scan_arch (machine); | |
1551 | if (info == NULL) | |
1552 | { | |
37cc8ec1 | 1553 | fatal (_("Can't use supplied machine %s"), machine); |
252b5132 RH |
1554 | } |
1555 | abfd->arch_info = info; | |
1556 | } | |
1557 | ||
1558 | if (endian != BFD_ENDIAN_UNKNOWN) | |
1559 | { | |
1560 | struct bfd_target *xvec; | |
1561 | ||
1562 | xvec = (struct bfd_target *) xmalloc (sizeof (struct bfd_target)); | |
1563 | memcpy (xvec, abfd->xvec, sizeof (struct bfd_target)); | |
1564 | xvec->byteorder = endian; | |
1565 | abfd->xvec = xvec; | |
1566 | } | |
1567 | ||
1568 | disassemble_fn = disassembler (abfd); | |
1569 | if (!disassemble_fn) | |
1570 | { | |
37cc8ec1 AM |
1571 | non_fatal (_("Can't disassemble for architecture %s\n"), |
1572 | bfd_printable_arch_mach (bfd_get_arch (abfd), 0)); | |
75cd796a | 1573 | exit_status = 1; |
252b5132 RH |
1574 | return; |
1575 | } | |
1576 | ||
ea584125 TW |
1577 | opb = bfd_octets_per_byte (abfd); |
1578 | ||
252b5132 RH |
1579 | disasm_info.flavour = bfd_get_flavour (abfd); |
1580 | disasm_info.arch = bfd_get_arch (abfd); | |
1581 | disasm_info.mach = bfd_get_mach (abfd); | |
dd92f639 | 1582 | disasm_info.disassembler_options = disassembler_options; |
ea584125 | 1583 | disasm_info.octets_per_byte = opb; |
dd92f639 | 1584 | |
252b5132 | 1585 | if (bfd_big_endian (abfd)) |
a8a9050d | 1586 | disasm_info.display_endian = disasm_info.endian = BFD_ENDIAN_BIG; |
252b5132 | 1587 | else if (bfd_little_endian (abfd)) |
a8a9050d | 1588 | disasm_info.display_endian = disasm_info.endian = BFD_ENDIAN_LITTLE; |
252b5132 RH |
1589 | else |
1590 | /* ??? Aborting here seems too drastic. We could default to big or little | |
1591 | instead. */ | |
1592 | disasm_info.endian = BFD_ENDIAN_UNKNOWN; | |
1593 | ||
1594 | for (section = abfd->sections; | |
1595 | section != (asection *) NULL; | |
1596 | section = section->next) | |
1597 | { | |
1598 | bfd_byte *data = NULL; | |
1599 | bfd_size_type datasize = 0; | |
1600 | arelent **relbuf = NULL; | |
1601 | arelent **relpp = NULL; | |
1602 | arelent **relppend = NULL; | |
f6af82bd | 1603 | unsigned long stop_offset; |
252b5132 RH |
1604 | asymbol *sym = NULL; |
1605 | long place = 0; | |
1606 | ||
1607 | if ((section->flags & SEC_LOAD) == 0 | |
1608 | || (! disassemble_all | |
1609 | && only == NULL | |
1610 | && (section->flags & SEC_CODE) == 0)) | |
1611 | continue; | |
1612 | if (only != (char *) NULL && strcmp (only, section->name) != 0) | |
1613 | continue; | |
1614 | ||
8b1e6df3 NC |
1615 | if ((section->flags & SEC_RELOC) != 0 |
1616 | #ifndef DISASSEMBLER_NEEDS_RELOCS | |
1617 | && dump_reloc_info | |
1618 | #endif | |
1619 | ) | |
252b5132 RH |
1620 | { |
1621 | long relsize; | |
1622 | ||
1623 | relsize = bfd_get_reloc_upper_bound (abfd, section); | |
1624 | if (relsize < 0) | |
1625 | bfd_fatal (bfd_get_filename (abfd)); | |
1626 | ||
1627 | if (relsize > 0) | |
1628 | { | |
1629 | long relcount; | |
1630 | ||
1631 | relbuf = (arelent **) xmalloc (relsize); | |
1632 | relcount = bfd_canonicalize_reloc (abfd, section, relbuf, syms); | |
1633 | if (relcount < 0) | |
1634 | bfd_fatal (bfd_get_filename (abfd)); | |
1635 | ||
1636 | /* Sort the relocs by address. */ | |
1637 | qsort (relbuf, relcount, sizeof (arelent *), compare_relocs); | |
1638 | ||
1639 | relpp = relbuf; | |
1640 | relppend = relpp + relcount; | |
1641 | ||
1642 | /* Skip over the relocs belonging to addresses below the | |
1643 | start address. */ | |
1644 | if (start_address != (bfd_vma) -1) | |
1645 | { | |
1646 | while (relpp < relppend | |
1647 | && (*relpp)->address < start_address) | |
1648 | ++relpp; | |
1649 | } | |
1650 | } | |
1651 | } | |
1652 | ||
1653 | printf (_("Disassembly of section %s:\n"), section->name); | |
1654 | ||
1655 | datasize = bfd_get_section_size_before_reloc (section); | |
1656 | if (datasize == 0) | |
1657 | continue; | |
1658 | ||
1659 | data = (bfd_byte *) xmalloc ((size_t) datasize); | |
1660 | ||
1661 | bfd_get_section_contents (abfd, section, data, 0, datasize); | |
1662 | ||
1663 | aux.sec = section; | |
1664 | disasm_info.buffer = data; | |
1665 | disasm_info.buffer_vma = section->vma; | |
1666 | disasm_info.buffer_length = datasize; | |
8f9d9bd9 | 1667 | disasm_info.section = section; |
252b5132 RH |
1668 | if (start_address == (bfd_vma) -1 |
1669 | || start_address < disasm_info.buffer_vma) | |
940b2b78 | 1670 | addr_offset = 0; |
252b5132 | 1671 | else |
940b2b78 | 1672 | addr_offset = start_address - disasm_info.buffer_vma; |
252b5132 | 1673 | if (stop_address == (bfd_vma) -1) |
940b2b78 | 1674 | stop_offset = datasize / opb; |
252b5132 RH |
1675 | else |
1676 | { | |
1677 | if (stop_address < disasm_info.buffer_vma) | |
940b2b78 | 1678 | stop_offset = 0; |
252b5132 | 1679 | else |
940b2b78 TW |
1680 | stop_offset = stop_address - disasm_info.buffer_vma; |
1681 | if (stop_offset > disasm_info.buffer_length / opb) | |
1682 | stop_offset = disasm_info.buffer_length / opb; | |
252b5132 RH |
1683 | } |
1684 | ||
940b2b78 | 1685 | sym = find_symbol_for_address (abfd, section, section->vma + addr_offset, |
252b5132 RH |
1686 | true, &place); |
1687 | ||
940b2b78 | 1688 | while (addr_offset < stop_offset) |
252b5132 RH |
1689 | { |
1690 | asymbol *nextsym; | |
f6af82bd | 1691 | unsigned long nextstop_offset; |
252b5132 RH |
1692 | boolean insns; |
1693 | ||
940b2b78 | 1694 | if (sym != NULL && bfd_asymbol_value (sym) <= section->vma + addr_offset) |
252b5132 RH |
1695 | { |
1696 | int x; | |
1697 | ||
1698 | for (x = place; | |
1699 | (x < sorted_symcount | |
940b2b78 | 1700 | && bfd_asymbol_value (sorted_syms[x]) <= section->vma + addr_offset); |
252b5132 RH |
1701 | ++x) |
1702 | continue; | |
1703 | disasm_info.symbols = & sorted_syms[place]; | |
1704 | disasm_info.num_symbols = x - place; | |
1705 | } | |
1706 | else | |
1707 | disasm_info.symbols = NULL; | |
1708 | ||
1709 | if (! prefix_addresses) | |
1710 | { | |
1711 | printf ("\n"); | |
1712 | objdump_print_addr_with_sym (abfd, section, sym, | |
940b2b78 | 1713 | section->vma + addr_offset, |
252b5132 RH |
1714 | &disasm_info, |
1715 | false); | |
1716 | printf (":\n"); | |
1717 | } | |
1718 | ||
940b2b78 | 1719 | if (sym != NULL && bfd_asymbol_value (sym) > section->vma + addr_offset) |
252b5132 RH |
1720 | nextsym = sym; |
1721 | else if (sym == NULL) | |
1722 | nextsym = NULL; | |
1723 | else | |
1724 | { | |
f1f8ce07 ILT |
1725 | /* Search forward for the next appropriate symbol in |
1726 | SECTION. Note that all the symbols are sorted | |
1727 | together into one big array, and that some sections | |
1728 | may have overlapping addresses. */ | |
252b5132 | 1729 | while (place < sorted_symcount |
252b5132 RH |
1730 | && (sorted_syms[place]->section != section |
1731 | || (bfd_asymbol_value (sorted_syms[place]) | |
1732 | <= bfd_asymbol_value (sym)))) | |
1733 | ++place; | |
1734 | if (place >= sorted_symcount) | |
1735 | nextsym = NULL; | |
1736 | else | |
1737 | nextsym = sorted_syms[place]; | |
1738 | } | |
1739 | ||
940b2b78 | 1740 | if (sym != NULL && bfd_asymbol_value (sym) > section->vma + addr_offset) |
252b5132 | 1741 | { |
940b2b78 TW |
1742 | nextstop_offset = bfd_asymbol_value (sym) - section->vma; |
1743 | if (nextstop_offset > stop_offset) | |
1744 | nextstop_offset = stop_offset; | |
252b5132 RH |
1745 | } |
1746 | else if (nextsym == NULL) | |
940b2b78 | 1747 | nextstop_offset = stop_offset; |
252b5132 RH |
1748 | else |
1749 | { | |
940b2b78 TW |
1750 | nextstop_offset = bfd_asymbol_value (nextsym) - section->vma; |
1751 | if (nextstop_offset > stop_offset) | |
1752 | nextstop_offset = stop_offset; | |
252b5132 RH |
1753 | } |
1754 | ||
1755 | /* If a symbol is explicitly marked as being an object | |
1756 | rather than a function, just dump the bytes without | |
1757 | disassembling them. */ | |
1758 | if (disassemble_all | |
1759 | || sym == NULL | |
940b2b78 | 1760 | || bfd_asymbol_value (sym) > section->vma + addr_offset |
252b5132 RH |
1761 | || ((sym->flags & BSF_OBJECT) == 0 |
1762 | && (strstr (bfd_asymbol_name (sym), "gnu_compiled") | |
1763 | == NULL) | |
1764 | && (strstr (bfd_asymbol_name (sym), "gcc2_compiled") | |
1765 | == NULL)) | |
1766 | || (sym->flags & BSF_FUNCTION) != 0) | |
1767 | insns = true; | |
1768 | else | |
1769 | insns = false; | |
1770 | ||
940b2b78 TW |
1771 | disassemble_bytes (&disasm_info, disassemble_fn, insns, data, |
1772 | addr_offset, nextstop_offset, &relpp, relppend); | |
252b5132 | 1773 | |
940b2b78 | 1774 | addr_offset = nextstop_offset; |
252b5132 RH |
1775 | sym = nextsym; |
1776 | } | |
1777 | ||
1778 | free (data); | |
1779 | if (relbuf != NULL) | |
1780 | free (relbuf); | |
1781 | } | |
1782 | free (sorted_syms); | |
1783 | } | |
1784 | \f | |
1785 | ||
1786 | /* Define a table of stab values and print-strings. We wish the initializer | |
1787 | could be a direct-mapped table, but instead we build one the first | |
1788 | time we need it. */ | |
1789 | ||
1790 | static void dump_section_stabs PARAMS ((bfd *abfd, char *stabsect_name, | |
1791 | char *strsect_name)); | |
1792 | ||
1793 | /* Dump the stabs sections from an object file that has a section that | |
1794 | uses Sun stabs encoding. */ | |
1795 | ||
1796 | static void | |
1797 | dump_stabs (abfd) | |
1798 | bfd *abfd; | |
1799 | { | |
1800 | dump_section_stabs (abfd, ".stab", ".stabstr"); | |
1801 | dump_section_stabs (abfd, ".stab.excl", ".stab.exclstr"); | |
1802 | dump_section_stabs (abfd, ".stab.index", ".stab.indexstr"); | |
1803 | dump_section_stabs (abfd, "$GDB_SYMBOLS$", "$GDB_STRINGS$"); | |
1804 | } | |
1805 | ||
1806 | static bfd_byte *stabs; | |
1807 | static bfd_size_type stab_size; | |
1808 | ||
1809 | static char *strtab; | |
1810 | static bfd_size_type stabstr_size; | |
1811 | ||
1812 | /* Read ABFD's stabs section STABSECT_NAME into `stabs' | |
1813 | and string table section STRSECT_NAME into `strtab'. | |
1814 | If the section exists and was read, allocate the space and return true. | |
1815 | Otherwise return false. */ | |
1816 | ||
1817 | static boolean | |
1818 | read_section_stabs (abfd, stabsect_name, strsect_name) | |
1819 | bfd *abfd; | |
1820 | const char *stabsect_name; | |
1821 | const char *strsect_name; | |
1822 | { | |
1823 | asection *stabsect, *stabstrsect; | |
1824 | ||
1825 | stabsect = bfd_get_section_by_name (abfd, stabsect_name); | |
1826 | if (0 == stabsect) | |
1827 | { | |
1828 | printf (_("No %s section present\n\n"), stabsect_name); | |
1829 | return false; | |
1830 | } | |
1831 | ||
1832 | stabstrsect = bfd_get_section_by_name (abfd, strsect_name); | |
1833 | if (0 == stabstrsect) | |
1834 | { | |
37cc8ec1 AM |
1835 | non_fatal (_("%s has no %s section"), |
1836 | bfd_get_filename (abfd), strsect_name); | |
75cd796a | 1837 | exit_status = 1; |
252b5132 RH |
1838 | return false; |
1839 | } | |
1840 | ||
1841 | stab_size = bfd_section_size (abfd, stabsect); | |
1842 | stabstr_size = bfd_section_size (abfd, stabstrsect); | |
1843 | ||
1844 | stabs = (bfd_byte *) xmalloc (stab_size); | |
1845 | strtab = (char *) xmalloc (stabstr_size); | |
1846 | ||
1847 | if (! bfd_get_section_contents (abfd, stabsect, (PTR) stabs, 0, stab_size)) | |
1848 | { | |
37cc8ec1 AM |
1849 | non_fatal (_("Reading %s section of %s failed: %s"), |
1850 | stabsect_name, bfd_get_filename (abfd), | |
1851 | bfd_errmsg (bfd_get_error ())); | |
252b5132 RH |
1852 | free (stabs); |
1853 | free (strtab); | |
75cd796a | 1854 | exit_status = 1; |
252b5132 RH |
1855 | return false; |
1856 | } | |
1857 | ||
1858 | if (! bfd_get_section_contents (abfd, stabstrsect, (PTR) strtab, 0, | |
1859 | stabstr_size)) | |
1860 | { | |
37cc8ec1 AM |
1861 | non_fatal (_("Reading %s section of %s failed: %s\n"), |
1862 | strsect_name, bfd_get_filename (abfd), | |
1863 | bfd_errmsg (bfd_get_error ())); | |
252b5132 RH |
1864 | free (stabs); |
1865 | free (strtab); | |
75cd796a | 1866 | exit_status = 1; |
252b5132 RH |
1867 | return false; |
1868 | } | |
1869 | ||
1870 | return true; | |
1871 | } | |
1872 | ||
1873 | /* Stabs entries use a 12 byte format: | |
1874 | 4 byte string table index | |
1875 | 1 byte stab type | |
1876 | 1 byte stab other field | |
1877 | 2 byte stab desc field | |
1878 | 4 byte stab value | |
1879 | FIXME: This will have to change for a 64 bit object format. */ | |
1880 | ||
1881 | #define STRDXOFF (0) | |
1882 | #define TYPEOFF (4) | |
1883 | #define OTHEROFF (5) | |
1884 | #define DESCOFF (6) | |
1885 | #define VALOFF (8) | |
1886 | #define STABSIZE (12) | |
1887 | ||
1888 | /* Print ABFD's stabs section STABSECT_NAME (in `stabs'), | |
1889 | using string table section STRSECT_NAME (in `strtab'). */ | |
1890 | ||
1891 | static void | |
1892 | print_section_stabs (abfd, stabsect_name, strsect_name) | |
1893 | bfd *abfd; | |
1894 | const char *stabsect_name; | |
b4c96d0d | 1895 | const char *strsect_name ATTRIBUTE_UNUSED; |
252b5132 RH |
1896 | { |
1897 | int i; | |
1898 | unsigned file_string_table_offset = 0, next_file_string_table_offset = 0; | |
1899 | bfd_byte *stabp, *stabs_end; | |
1900 | ||
1901 | stabp = stabs; | |
1902 | stabs_end = stabp + stab_size; | |
1903 | ||
1904 | printf (_("Contents of %s section:\n\n"), stabsect_name); | |
1905 | printf ("Symnum n_type n_othr n_desc n_value n_strx String\n"); | |
1906 | ||
1907 | /* Loop through all symbols and print them. | |
1908 | ||
1909 | We start the index at -1 because there is a dummy symbol on | |
1910 | the front of stabs-in-{coff,elf} sections that supplies sizes. */ | |
1911 | ||
1912 | for (i = -1; stabp < stabs_end; stabp += STABSIZE, i++) | |
1913 | { | |
1914 | const char *name; | |
1915 | unsigned long strx; | |
1916 | unsigned char type, other; | |
1917 | unsigned short desc; | |
1918 | bfd_vma value; | |
1919 | ||
1920 | strx = bfd_h_get_32 (abfd, stabp + STRDXOFF); | |
1921 | type = bfd_h_get_8 (abfd, stabp + TYPEOFF); | |
1922 | other = bfd_h_get_8 (abfd, stabp + OTHEROFF); | |
1923 | desc = bfd_h_get_16 (abfd, stabp + DESCOFF); | |
1924 | value = bfd_h_get_32 (abfd, stabp + VALOFF); | |
1925 | ||
1926 | printf ("\n%-6d ", i); | |
1927 | /* Either print the stab name, or, if unnamed, print its number | |
1928 | again (makes consistent formatting for tools like awk). */ | |
1929 | name = bfd_get_stab_name (type); | |
1930 | if (name != NULL) | |
1931 | printf ("%-6s", name); | |
1932 | else if (type == N_UNDF) | |
1933 | printf ("HdrSym"); | |
1934 | else | |
1935 | printf ("%-6d", type); | |
1936 | printf (" %-6d %-6d ", other, desc); | |
d8180c76 | 1937 | bfd_printf_vma (abfd, value); |
252b5132 RH |
1938 | printf (" %-6lu", strx); |
1939 | ||
1940 | /* Symbols with type == 0 (N_UNDF) specify the length of the | |
1941 | string table associated with this file. We use that info | |
1942 | to know how to relocate the *next* file's string table indices. */ | |
1943 | ||
1944 | if (type == N_UNDF) | |
1945 | { | |
1946 | file_string_table_offset = next_file_string_table_offset; | |
1947 | next_file_string_table_offset += value; | |
1948 | } | |
1949 | else | |
1950 | { | |
1951 | /* Using the (possibly updated) string table offset, print the | |
1952 | string (if any) associated with this symbol. */ | |
1953 | ||
1954 | if ((strx + file_string_table_offset) < stabstr_size) | |
1955 | printf (" %s", &strtab[strx + file_string_table_offset]); | |
1956 | else | |
1957 | printf (" *"); | |
1958 | } | |
1959 | } | |
1960 | printf ("\n\n"); | |
1961 | } | |
1962 | ||
1963 | static void | |
1964 | dump_section_stabs (abfd, stabsect_name, strsect_name) | |
1965 | bfd *abfd; | |
1966 | char *stabsect_name; | |
1967 | char *strsect_name; | |
1968 | { | |
1969 | asection *s; | |
1970 | ||
1971 | /* Check for section names for which stabsect_name is a prefix, to | |
1972 | handle .stab0, etc. */ | |
1973 | for (s = abfd->sections; | |
1974 | s != NULL; | |
1975 | s = s->next) | |
1976 | { | |
1977 | int len; | |
1978 | ||
1979 | len = strlen (stabsect_name); | |
1980 | ||
1981 | /* If the prefix matches, and the files section name ends with a | |
1982 | nul or a digit, then we match. I.e., we want either an exact | |
1983 | match or a section followed by a number. */ | |
1984 | if (strncmp (stabsect_name, s->name, len) == 0 | |
1985 | && (s->name[len] == '\000' | |
3882b010 | 1986 | || ISDIGIT (s->name[len]))) |
252b5132 RH |
1987 | { |
1988 | if (read_section_stabs (abfd, s->name, strsect_name)) | |
1989 | { | |
1990 | print_section_stabs (abfd, s->name, strsect_name); | |
1991 | free (stabs); | |
1992 | free (strtab); | |
1993 | } | |
1994 | } | |
1995 | } | |
1996 | } | |
1997 | \f | |
1998 | static void | |
1999 | dump_bfd_header (abfd) | |
2000 | bfd *abfd; | |
2001 | { | |
2002 | char *comma = ""; | |
2003 | ||
2004 | printf (_("architecture: %s, "), | |
2005 | bfd_printable_arch_mach (bfd_get_arch (abfd), | |
2006 | bfd_get_mach (abfd))); | |
2007 | printf (_("flags 0x%08x:\n"), abfd->flags); | |
2008 | ||
2009 | #define PF(x, y) if (abfd->flags & x) {printf("%s%s", comma, y); comma=", ";} | |
2010 | PF (HAS_RELOC, "HAS_RELOC"); | |
2011 | PF (EXEC_P, "EXEC_P"); | |
2012 | PF (HAS_LINENO, "HAS_LINENO"); | |
2013 | PF (HAS_DEBUG, "HAS_DEBUG"); | |
2014 | PF (HAS_SYMS, "HAS_SYMS"); | |
2015 | PF (HAS_LOCALS, "HAS_LOCALS"); | |
2016 | PF (DYNAMIC, "DYNAMIC"); | |
2017 | PF (WP_TEXT, "WP_TEXT"); | |
2018 | PF (D_PAGED, "D_PAGED"); | |
2019 | PF (BFD_IS_RELAXABLE, "BFD_IS_RELAXABLE"); | |
2020 | printf (_("\nstart address 0x")); | |
d8180c76 | 2021 | bfd_printf_vma (abfd, abfd->start_address); |
252b5132 RH |
2022 | printf ("\n"); |
2023 | } | |
2024 | \f | |
2025 | static void | |
2026 | dump_bfd_private_header (abfd) | |
2027 | bfd *abfd; | |
2028 | { | |
2029 | bfd_print_private_bfd_data (abfd, stdout); | |
2030 | } | |
2031 | ||
d24de309 ILT |
2032 | /* Dump selected contents of ABFD */ |
2033 | ||
252b5132 | 2034 | static void |
d24de309 | 2035 | dump_bfd (abfd) |
252b5132 RH |
2036 | bfd *abfd; |
2037 | { | |
252b5132 RH |
2038 | /* If we are adjusting section VMA's, change them all now. Changing |
2039 | the BFD information is a hack. However, we must do it, or | |
2040 | bfd_find_nearest_line will not do the right thing. */ | |
2041 | if (adjust_section_vma != 0) | |
2042 | { | |
2043 | asection *s; | |
2044 | ||
2045 | for (s = abfd->sections; s != NULL; s = s->next) | |
2046 | { | |
2047 | s->vma += adjust_section_vma; | |
2048 | s->lma += adjust_section_vma; | |
2049 | } | |
2050 | } | |
2051 | ||
2052 | printf (_("\n%s: file format %s\n"), bfd_get_filename (abfd), | |
2053 | abfd->xvec->name); | |
2054 | if (dump_ar_hdrs) | |
2055 | print_arelt_descr (stdout, abfd, true); | |
2056 | if (dump_file_header) | |
2057 | dump_bfd_header (abfd); | |
2058 | if (dump_private_headers) | |
2059 | dump_bfd_private_header (abfd); | |
2060 | putchar ('\n'); | |
2061 | if (dump_section_headers) | |
2062 | dump_headers (abfd); | |
2063 | if (dump_symtab || dump_reloc_info || disassemble || dump_debugging) | |
2064 | { | |
2065 | syms = slurp_symtab (abfd); | |
2066 | } | |
2067 | if (dump_dynamic_symtab || dump_dynamic_reloc_info) | |
2068 | { | |
2069 | dynsyms = slurp_dynamic_symtab (abfd); | |
2070 | } | |
2071 | if (dump_symtab) | |
2072 | dump_symbols (abfd, false); | |
2073 | if (dump_dynamic_symtab) | |
2074 | dump_symbols (abfd, true); | |
2075 | if (dump_stab_section_info) | |
2076 | dump_stabs (abfd); | |
2077 | if (dump_reloc_info && ! disassemble) | |
2078 | dump_relocs (abfd); | |
2079 | if (dump_dynamic_reloc_info) | |
2080 | dump_dynamic_relocs (abfd); | |
2081 | if (dump_section_contents) | |
2082 | dump_data (abfd); | |
2083 | if (disassemble) | |
2084 | disassemble_data (abfd); | |
2085 | if (dump_debugging) | |
2086 | { | |
2087 | PTR dhandle; | |
2088 | ||
2089 | dhandle = read_debugging_info (abfd, syms, symcount); | |
2090 | if (dhandle != NULL) | |
2091 | { | |
2092 | if (! print_debugging_info (stdout, dhandle)) | |
75cd796a | 2093 | { |
37cc8ec1 AM |
2094 | non_fatal (_("%s: printing debugging information failed"), |
2095 | bfd_get_filename (abfd)); | |
75cd796a ILT |
2096 | exit_status = 1; |
2097 | } | |
252b5132 RH |
2098 | } |
2099 | } | |
2100 | if (syms) | |
2101 | { | |
2102 | free (syms); | |
2103 | syms = NULL; | |
2104 | } | |
2105 | if (dynsyms) | |
2106 | { | |
2107 | free (dynsyms); | |
2108 | dynsyms = NULL; | |
2109 | } | |
2110 | } | |
2111 | ||
d24de309 ILT |
2112 | static void |
2113 | display_bfd (abfd) | |
2114 | bfd *abfd; | |
2115 | { | |
2116 | char **matching; | |
2117 | ||
2118 | if (bfd_check_format_matches (abfd, bfd_object, &matching)) | |
2119 | { | |
2120 | dump_bfd (abfd); | |
2121 | return; | |
2122 | } | |
2123 | ||
2124 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
2125 | { | |
2126 | nonfatal (bfd_get_filename (abfd)); | |
2127 | list_matching_formats (matching); | |
2128 | free (matching); | |
2129 | return; | |
2130 | } | |
2131 | ||
2132 | if (bfd_get_error () != bfd_error_file_not_recognized) | |
2133 | { | |
2134 | nonfatal (bfd_get_filename (abfd)); | |
2135 | return; | |
2136 | } | |
2137 | ||
2138 | if (bfd_check_format_matches (abfd, bfd_core, &matching)) | |
2139 | { | |
2140 | dump_bfd (abfd); | |
2141 | return; | |
2142 | } | |
2143 | ||
2144 | nonfatal (bfd_get_filename (abfd)); | |
2145 | ||
2146 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) | |
2147 | { | |
2148 | list_matching_formats (matching); | |
2149 | free (matching); | |
2150 | } | |
2151 | } | |
2152 | ||
252b5132 RH |
2153 | static void |
2154 | display_file (filename, target) | |
2155 | char *filename; | |
2156 | char *target; | |
2157 | { | |
2158 | bfd *file, *arfile = (bfd *) NULL; | |
2159 | ||
2160 | file = bfd_openr (filename, target); | |
2161 | if (file == NULL) | |
2162 | { | |
75cd796a | 2163 | nonfatal (filename); |
252b5132 RH |
2164 | return; |
2165 | } | |
2166 | ||
2167 | if (bfd_check_format (file, bfd_archive) == true) | |
2168 | { | |
2169 | bfd *last_arfile = NULL; | |
2170 | ||
2171 | printf (_("In archive %s:\n"), bfd_get_filename (file)); | |
2172 | for (;;) | |
2173 | { | |
2174 | bfd_set_error (bfd_error_no_error); | |
2175 | ||
2176 | arfile = bfd_openr_next_archived_file (file, arfile); | |
2177 | if (arfile == NULL) | |
2178 | { | |
2179 | if (bfd_get_error () != bfd_error_no_more_archived_files) | |
75cd796a | 2180 | nonfatal (bfd_get_filename (file)); |
252b5132 RH |
2181 | break; |
2182 | } | |
2183 | ||
2184 | display_bfd (arfile); | |
2185 | ||
2186 | if (last_arfile != NULL) | |
2187 | bfd_close (last_arfile); | |
2188 | last_arfile = arfile; | |
2189 | } | |
2190 | ||
2191 | if (last_arfile != NULL) | |
2192 | bfd_close (last_arfile); | |
2193 | } | |
2194 | else | |
2195 | display_bfd (file); | |
2196 | ||
2197 | bfd_close (file); | |
2198 | } | |
2199 | \f | |
2200 | /* Actually display the various requested regions */ | |
2201 | ||
2202 | static void | |
2203 | dump_data (abfd) | |
2204 | bfd *abfd; | |
2205 | { | |
2206 | asection *section; | |
2207 | bfd_byte *data = 0; | |
2208 | bfd_size_type datasize = 0; | |
940b2b78 TW |
2209 | bfd_size_type addr_offset; |
2210 | bfd_size_type start_offset, stop_offset; | |
f6af82bd | 2211 | unsigned int opb = bfd_octets_per_byte (abfd); |
252b5132 RH |
2212 | |
2213 | for (section = abfd->sections; section != NULL; section = | |
2214 | section->next) | |
2215 | { | |
2216 | int onaline = 16; | |
2217 | ||
2218 | if (only == (char *) NULL || | |
2219 | strcmp (only, section->name) == 0) | |
2220 | { | |
2221 | if (section->flags & SEC_HAS_CONTENTS) | |
2222 | { | |
2223 | printf (_("Contents of section %s:\n"), section->name); | |
2224 | ||
2225 | if (bfd_section_size (abfd, section) == 0) | |
2226 | continue; | |
2227 | data = (bfd_byte *) xmalloc ((size_t) bfd_section_size (abfd, section)); | |
2228 | datasize = bfd_section_size (abfd, section); | |
2229 | ||
2230 | ||
2231 | bfd_get_section_contents (abfd, section, (PTR) data, 0, bfd_section_size (abfd, section)); | |
2232 | ||
2233 | if (start_address == (bfd_vma) -1 | |
2234 | || start_address < section->vma) | |
940b2b78 | 2235 | start_offset = 0; |
252b5132 | 2236 | else |
940b2b78 | 2237 | start_offset = start_address - section->vma; |
252b5132 | 2238 | if (stop_address == (bfd_vma) -1) |
940b2b78 | 2239 | stop_offset = bfd_section_size (abfd, section) / opb; |
252b5132 RH |
2240 | else |
2241 | { | |
2242 | if (stop_address < section->vma) | |
940b2b78 | 2243 | stop_offset = 0; |
252b5132 | 2244 | else |
940b2b78 TW |
2245 | stop_offset = stop_address - section->vma; |
2246 | if (stop_offset > bfd_section_size (abfd, section) / opb) | |
2247 | stop_offset = bfd_section_size (abfd, section) / opb; | |
252b5132 | 2248 | } |
940b2b78 TW |
2249 | for (addr_offset = start_offset; |
2250 | addr_offset < stop_offset; addr_offset += onaline) | |
252b5132 RH |
2251 | { |
2252 | bfd_size_type j; | |
2253 | ||
940b2b78 TW |
2254 | printf (" %04lx ", (unsigned long int) |
2255 | (addr_offset + section->vma)); | |
2256 | for (j = addr_offset * opb; | |
2257 | j < addr_offset * opb + onaline; j++) | |
252b5132 | 2258 | { |
940b2b78 | 2259 | if (j < stop_offset * opb) |
252b5132 RH |
2260 | printf ("%02x", (unsigned) (data[j])); |
2261 | else | |
2262 | printf (" "); | |
2263 | if ((j & 3) == 3) | |
2264 | printf (" "); | |
2265 | } | |
2266 | ||
2267 | printf (" "); | |
940b2b78 | 2268 | for (j = addr_offset; j < addr_offset * opb + onaline; j++) |
252b5132 | 2269 | { |
940b2b78 | 2270 | if (j >= stop_offset * opb) |
252b5132 RH |
2271 | printf (" "); |
2272 | else | |
3882b010 | 2273 | printf ("%c", ISPRINT (data[j]) ? data[j] : '.'); |
252b5132 RH |
2274 | } |
2275 | putchar ('\n'); | |
2276 | } | |
2277 | free (data); | |
2278 | } | |
2279 | } | |
2280 | } | |
2281 | } | |
2282 | ||
2283 | /* Should perhaps share code and display with nm? */ | |
2284 | static void | |
2285 | dump_symbols (abfd, dynamic) | |
b4c96d0d | 2286 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
2287 | boolean dynamic; |
2288 | { | |
2289 | asymbol **current; | |
2290 | long max; | |
2291 | long count; | |
2292 | ||
2293 | if (dynamic) | |
2294 | { | |
2295 | current = dynsyms; | |
2296 | max = dynsymcount; | |
2297 | if (max == 0) | |
2298 | return; | |
2299 | printf ("DYNAMIC SYMBOL TABLE:\n"); | |
2300 | } | |
2301 | else | |
2302 | { | |
2303 | current = syms; | |
2304 | max = symcount; | |
2305 | if (max == 0) | |
2306 | return; | |
2307 | printf ("SYMBOL TABLE:\n"); | |
2308 | } | |
2309 | ||
2310 | for (count = 0; count < max; count++) | |
2311 | { | |
2312 | if (*current) | |
2313 | { | |
2314 | bfd *cur_bfd = bfd_asymbol_bfd (*current); | |
2315 | ||
2316 | if (cur_bfd != NULL) | |
2317 | { | |
2318 | const char *name; | |
2319 | char *alloc; | |
2320 | ||
2321 | name = bfd_asymbol_name (*current); | |
2322 | alloc = NULL; | |
2323 | if (do_demangle && name != NULL && *name != '\0') | |
2324 | { | |
2325 | const char *n; | |
2326 | ||
2327 | /* If we want to demangle the name, we demangle it | |
2328 | here, and temporarily clobber it while calling | |
2329 | bfd_print_symbol. FIXME: This is a gross hack. */ | |
2330 | ||
2331 | n = name; | |
2332 | if (bfd_get_symbol_leading_char (cur_bfd) == *n) | |
2333 | ++n; | |
2334 | alloc = cplus_demangle (n, DMGL_ANSI | DMGL_PARAMS); | |
2335 | if (alloc != NULL) | |
2336 | (*current)->name = alloc; | |
2337 | else | |
2338 | (*current)->name = n; | |
2339 | } | |
2340 | ||
2341 | bfd_print_symbol (cur_bfd, stdout, *current, | |
2342 | bfd_print_symbol_all); | |
2343 | ||
2344 | (*current)->name = name; | |
2345 | if (alloc != NULL) | |
2346 | free (alloc); | |
2347 | ||
2348 | printf ("\n"); | |
2349 | } | |
2350 | } | |
2351 | current++; | |
2352 | } | |
2353 | printf ("\n"); | |
2354 | printf ("\n"); | |
2355 | } | |
2356 | ||
2357 | static void | |
2358 | dump_relocs (abfd) | |
2359 | bfd *abfd; | |
2360 | { | |
2361 | arelent **relpp; | |
2362 | long relcount; | |
2363 | asection *a; | |
2364 | ||
2365 | for (a = abfd->sections; a != (asection *) NULL; a = a->next) | |
2366 | { | |
2367 | long relsize; | |
2368 | ||
2369 | if (bfd_is_abs_section (a)) | |
2370 | continue; | |
2371 | if (bfd_is_und_section (a)) | |
2372 | continue; | |
2373 | if (bfd_is_com_section (a)) | |
2374 | continue; | |
2375 | ||
2376 | if (only) | |
2377 | { | |
2378 | if (strcmp (only, a->name)) | |
2379 | continue; | |
2380 | } | |
2381 | else if ((a->flags & SEC_RELOC) == 0) | |
2382 | continue; | |
2383 | ||
2384 | relsize = bfd_get_reloc_upper_bound (abfd, a); | |
2385 | if (relsize < 0) | |
2386 | bfd_fatal (bfd_get_filename (abfd)); | |
2387 | ||
2388 | printf ("RELOCATION RECORDS FOR [%s]:", a->name); | |
2389 | ||
2390 | if (relsize == 0) | |
2391 | { | |
2392 | printf (" (none)\n\n"); | |
2393 | } | |
2394 | else | |
2395 | { | |
2396 | relpp = (arelent **) xmalloc (relsize); | |
2397 | relcount = bfd_canonicalize_reloc (abfd, a, relpp, syms); | |
2398 | if (relcount < 0) | |
2399 | bfd_fatal (bfd_get_filename (abfd)); | |
2400 | else if (relcount == 0) | |
2401 | { | |
2402 | printf (" (none)\n\n"); | |
2403 | } | |
2404 | else | |
2405 | { | |
2406 | printf ("\n"); | |
2407 | dump_reloc_set (abfd, a, relpp, relcount); | |
2408 | printf ("\n\n"); | |
2409 | } | |
2410 | free (relpp); | |
2411 | } | |
2412 | } | |
2413 | } | |
2414 | ||
2415 | static void | |
2416 | dump_dynamic_relocs (abfd) | |
2417 | bfd *abfd; | |
2418 | { | |
2419 | long relsize; | |
2420 | arelent **relpp; | |
2421 | long relcount; | |
2422 | ||
2423 | relsize = bfd_get_dynamic_reloc_upper_bound (abfd); | |
2424 | if (relsize < 0) | |
2425 | bfd_fatal (bfd_get_filename (abfd)); | |
2426 | ||
2427 | printf ("DYNAMIC RELOCATION RECORDS"); | |
2428 | ||
2429 | if (relsize == 0) | |
2430 | { | |
2431 | printf (" (none)\n\n"); | |
2432 | } | |
2433 | else | |
2434 | { | |
2435 | relpp = (arelent **) xmalloc (relsize); | |
2436 | relcount = bfd_canonicalize_dynamic_reloc (abfd, relpp, dynsyms); | |
2437 | if (relcount < 0) | |
2438 | bfd_fatal (bfd_get_filename (abfd)); | |
2439 | else if (relcount == 0) | |
2440 | { | |
2441 | printf (" (none)\n\n"); | |
2442 | } | |
2443 | else | |
2444 | { | |
2445 | printf ("\n"); | |
2446 | dump_reloc_set (abfd, (asection *) NULL, relpp, relcount); | |
2447 | printf ("\n\n"); | |
2448 | } | |
2449 | free (relpp); | |
2450 | } | |
2451 | } | |
2452 | ||
2453 | static void | |
2454 | dump_reloc_set (abfd, sec, relpp, relcount) | |
2455 | bfd *abfd; | |
2456 | asection *sec; | |
2457 | arelent **relpp; | |
2458 | long relcount; | |
2459 | { | |
2460 | arelent **p; | |
2461 | char *last_filename, *last_functionname; | |
2462 | unsigned int last_line; | |
2463 | ||
2464 | /* Get column headers lined up reasonably. */ | |
2465 | { | |
2466 | static int width; | |
2467 | if (width == 0) | |
2468 | { | |
2469 | char buf[30]; | |
d8180c76 | 2470 | bfd_sprintf_vma (abfd, buf, (bfd_vma) -1); |
252b5132 RH |
2471 | width = strlen (buf) - 7; |
2472 | } | |
2473 | printf ("OFFSET %*s TYPE %*s VALUE \n", width, "", 12, ""); | |
2474 | } | |
2475 | ||
2476 | last_filename = NULL; | |
2477 | last_functionname = NULL; | |
2478 | last_line = 0; | |
2479 | ||
2480 | for (p = relpp; relcount && *p != (arelent *) NULL; p++, relcount--) | |
2481 | { | |
2482 | arelent *q = *p; | |
2483 | const char *filename, *functionname; | |
2484 | unsigned int line; | |
2485 | const char *sym_name; | |
2486 | const char *section_name; | |
2487 | ||
2488 | if (start_address != (bfd_vma) -1 | |
2489 | && q->address < start_address) | |
2490 | continue; | |
2491 | if (stop_address != (bfd_vma) -1 | |
2492 | && q->address > stop_address) | |
2493 | continue; | |
2494 | ||
2495 | if (with_line_numbers | |
2496 | && sec != NULL | |
2497 | && bfd_find_nearest_line (abfd, sec, syms, q->address, | |
2498 | &filename, &functionname, &line)) | |
2499 | { | |
2500 | if (functionname != NULL | |
2501 | && (last_functionname == NULL | |
2502 | || strcmp (functionname, last_functionname) != 0)) | |
2503 | { | |
2504 | printf ("%s():\n", functionname); | |
2505 | if (last_functionname != NULL) | |
2506 | free (last_functionname); | |
2507 | last_functionname = xstrdup (functionname); | |
2508 | } | |
2509 | if (line > 0 | |
2510 | && (line != last_line | |
2511 | || (filename != NULL | |
2512 | && last_filename != NULL | |
2513 | && strcmp (filename, last_filename) != 0))) | |
2514 | { | |
2515 | printf ("%s:%u\n", filename == NULL ? "???" : filename, line); | |
2516 | last_line = line; | |
2517 | if (last_filename != NULL) | |
2518 | free (last_filename); | |
2519 | if (filename == NULL) | |
2520 | last_filename = NULL; | |
2521 | else | |
2522 | last_filename = xstrdup (filename); | |
2523 | } | |
2524 | } | |
2525 | ||
2526 | if (q->sym_ptr_ptr && *q->sym_ptr_ptr) | |
2527 | { | |
2528 | sym_name = (*(q->sym_ptr_ptr))->name; | |
2529 | section_name = (*(q->sym_ptr_ptr))->section->name; | |
2530 | } | |
2531 | else | |
2532 | { | |
2533 | sym_name = NULL; | |
2534 | section_name = NULL; | |
2535 | } | |
2536 | if (sym_name) | |
2537 | { | |
d8180c76 | 2538 | bfd_printf_vma (abfd, q->address); |
09cda596 DD |
2539 | if (q->howto->name) |
2540 | printf (" %-16s ", q->howto->name); | |
2541 | else | |
2542 | printf (" %-16d ", q->howto->type); | |
252b5132 RH |
2543 | objdump_print_symname (abfd, (struct disassemble_info *) NULL, |
2544 | *q->sym_ptr_ptr); | |
2545 | } | |
2546 | else | |
2547 | { | |
2548 | if (section_name == (CONST char *) NULL) | |
2549 | section_name = "*unknown*"; | |
d8180c76 | 2550 | bfd_printf_vma (abfd, q->address); |
252b5132 RH |
2551 | printf (" %-16s [%s]", |
2552 | q->howto->name, | |
2553 | section_name); | |
2554 | } | |
2555 | if (q->addend) | |
2556 | { | |
2557 | printf ("+0x"); | |
d8180c76 | 2558 | bfd_printf_vma (abfd, q->addend); |
252b5132 RH |
2559 | } |
2560 | printf ("\n"); | |
2561 | } | |
2562 | } | |
2563 | \f | |
2564 | /* The length of the longest architecture name + 1. */ | |
2ac374c4 | 2565 | #define LONGEST_ARCH sizeof("powerpc:common") |
252b5132 RH |
2566 | |
2567 | static const char * | |
2568 | endian_string (endian) | |
2569 | enum bfd_endian endian; | |
2570 | { | |
2571 | if (endian == BFD_ENDIAN_BIG) | |
2572 | return "big endian"; | |
2573 | else if (endian == BFD_ENDIAN_LITTLE) | |
2574 | return "little endian"; | |
2575 | else | |
2576 | return "endianness unknown"; | |
2577 | } | |
2578 | ||
2579 | /* List the targets that BFD is configured to support, each followed | |
2580 | by its endianness and the architectures it supports. */ | |
2581 | ||
2582 | static void | |
2583 | display_target_list () | |
2584 | { | |
7340082d | 2585 | extern const bfd_target *const *bfd_target_vector; |
252b5132 RH |
2586 | char *dummy_name; |
2587 | int t; | |
2588 | ||
5ee1baa2 | 2589 | dummy_name = make_temp_file (NULL); |
252b5132 RH |
2590 | for (t = 0; bfd_target_vector[t]; t++) |
2591 | { | |
7340082d | 2592 | const bfd_target *p = bfd_target_vector[t]; |
252b5132 RH |
2593 | bfd *abfd = bfd_openw (dummy_name, p->name); |
2594 | int a; | |
2595 | ||
2596 | printf ("%s\n (header %s, data %s)\n", p->name, | |
2597 | endian_string (p->header_byteorder), | |
2598 | endian_string (p->byteorder)); | |
2599 | ||
2600 | if (abfd == NULL) | |
2601 | { | |
75cd796a | 2602 | nonfatal (dummy_name); |
252b5132 RH |
2603 | continue; |
2604 | } | |
2605 | ||
2606 | if (! bfd_set_format (abfd, bfd_object)) | |
2607 | { | |
2608 | if (bfd_get_error () != bfd_error_invalid_operation) | |
75cd796a | 2609 | nonfatal (p->name); |
fb101ead | 2610 | bfd_close_all_done (abfd); |
252b5132 RH |
2611 | continue; |
2612 | } | |
2613 | ||
2614 | for (a = (int) bfd_arch_obscure + 1; a < (int) bfd_arch_last; a++) | |
2615 | if (bfd_set_arch_mach (abfd, (enum bfd_architecture) a, 0)) | |
2616 | printf (" %s\n", | |
2617 | bfd_printable_arch_mach ((enum bfd_architecture) a, 0)); | |
fb101ead | 2618 | bfd_close_all_done (abfd); |
252b5132 RH |
2619 | } |
2620 | unlink (dummy_name); | |
2621 | free (dummy_name); | |
2622 | } | |
2623 | ||
2624 | /* Print a table showing which architectures are supported for entries | |
2625 | FIRST through LAST-1 of bfd_target_vector (targets across, | |
2626 | architectures down). */ | |
2627 | ||
2628 | static void | |
2629 | display_info_table (first, last) | |
2630 | int first; | |
2631 | int last; | |
2632 | { | |
7340082d | 2633 | extern const bfd_target *const *bfd_target_vector; |
252b5132 RH |
2634 | int t, a; |
2635 | char *dummy_name; | |
2636 | ||
2637 | /* Print heading of target names. */ | |
2638 | printf ("\n%*s", (int) LONGEST_ARCH, " "); | |
2639 | for (t = first; t < last && bfd_target_vector[t]; t++) | |
2640 | printf ("%s ", bfd_target_vector[t]->name); | |
2641 | putchar ('\n'); | |
2642 | ||
5ee1baa2 | 2643 | dummy_name = make_temp_file (NULL); |
252b5132 RH |
2644 | for (a = (int) bfd_arch_obscure + 1; a < (int) bfd_arch_last; a++) |
2645 | if (strcmp (bfd_printable_arch_mach (a, 0), "UNKNOWN!") != 0) | |
2646 | { | |
2647 | printf ("%*s ", (int) LONGEST_ARCH - 1, | |
2648 | bfd_printable_arch_mach (a, 0)); | |
2649 | for (t = first; t < last && bfd_target_vector[t]; t++) | |
2650 | { | |
7340082d | 2651 | const bfd_target *p = bfd_target_vector[t]; |
252b5132 RH |
2652 | boolean ok = true; |
2653 | bfd *abfd = bfd_openw (dummy_name, p->name); | |
2654 | ||
2655 | if (abfd == NULL) | |
2656 | { | |
75cd796a | 2657 | nonfatal (p->name); |
252b5132 RH |
2658 | ok = false; |
2659 | } | |
2660 | ||
2661 | if (ok) | |
2662 | { | |
2663 | if (! bfd_set_format (abfd, bfd_object)) | |
2664 | { | |
2665 | if (bfd_get_error () != bfd_error_invalid_operation) | |
75cd796a | 2666 | nonfatal (p->name); |
252b5132 RH |
2667 | ok = false; |
2668 | } | |
2669 | } | |
2670 | ||
2671 | if (ok) | |
2672 | { | |
2673 | if (! bfd_set_arch_mach (abfd, a, 0)) | |
2674 | ok = false; | |
2675 | } | |
2676 | ||
2677 | if (ok) | |
2678 | printf ("%s ", p->name); | |
2679 | else | |
2680 | { | |
2681 | int l = strlen (p->name); | |
2682 | while (l--) | |
2683 | putchar ('-'); | |
2684 | putchar (' '); | |
2685 | } | |
f190c5c4 | 2686 | if (abfd != NULL) |
fb101ead | 2687 | bfd_close_all_done (abfd); |
252b5132 RH |
2688 | } |
2689 | putchar ('\n'); | |
2690 | } | |
2691 | unlink (dummy_name); | |
2692 | free (dummy_name); | |
2693 | } | |
2694 | ||
2695 | /* Print tables of all the target-architecture combinations that | |
2696 | BFD has been configured to support. */ | |
2697 | ||
2698 | static void | |
2699 | display_target_tables () | |
2700 | { | |
2701 | int t, columns; | |
7340082d | 2702 | extern const bfd_target *const *bfd_target_vector; |
252b5132 RH |
2703 | char *colum; |
2704 | ||
2705 | columns = 0; | |
2706 | colum = getenv ("COLUMNS"); | |
2707 | if (colum != NULL) | |
2708 | columns = atoi (colum); | |
2709 | if (columns == 0) | |
2710 | columns = 80; | |
2711 | ||
2712 | t = 0; | |
2713 | while (bfd_target_vector[t] != NULL) | |
2714 | { | |
2715 | int oldt = t, wid; | |
2716 | ||
2717 | wid = LONGEST_ARCH + strlen (bfd_target_vector[t]->name) + 1; | |
2718 | ++t; | |
2719 | while (wid < columns && bfd_target_vector[t] != NULL) | |
2720 | { | |
2721 | int newwid; | |
2722 | ||
2723 | newwid = wid + strlen (bfd_target_vector[t]->name) + 1; | |
2724 | if (newwid >= columns) | |
2725 | break; | |
2726 | wid = newwid; | |
2727 | ++t; | |
2728 | } | |
2729 | display_info_table (oldt, t); | |
2730 | } | |
2731 | } | |
2732 | ||
2733 | static void | |
2734 | display_info () | |
2735 | { | |
6a8c2b0d | 2736 | printf (_("BFD header file version %s\n"), BFD_VERSION_STRING); |
252b5132 RH |
2737 | display_target_list (); |
2738 | display_target_tables (); | |
2739 | } | |
2740 | ||
2741 | int | |
2742 | main (argc, argv) | |
2743 | int argc; | |
2744 | char **argv; | |
2745 | { | |
2746 | int c; | |
2747 | char *target = default_target; | |
2748 | boolean seenflag = false; | |
2749 | ||
2750 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
2751 | setlocale (LC_MESSAGES, ""); | |
3882b010 L |
2752 | #endif |
2753 | #if defined (HAVE_SETLOCALE) | |
2754 | setlocale (LC_CTYPE, ""); | |
252b5132 RH |
2755 | #endif |
2756 | bindtextdomain (PACKAGE, LOCALEDIR); | |
2757 | textdomain (PACKAGE); | |
2758 | ||
2759 | program_name = *argv; | |
2760 | xmalloc_set_program_name (program_name); | |
2761 | ||
2762 | START_PROGRESS (program_name, 0); | |
2763 | ||
2764 | bfd_init (); | |
2765 | set_default_bfd_target (); | |
2766 | ||
1dada9c5 | 2767 | while ((c = getopt_long (argc, argv, "pib:m:M:VCdDlfahHrRtTxsSj:wE:zgG", |
252b5132 RH |
2768 | long_options, (int *) 0)) |
2769 | != EOF) | |
2770 | { | |
252b5132 RH |
2771 | switch (c) |
2772 | { | |
2773 | case 0: | |
2774 | break; /* we've been given a long option */ | |
2775 | case 'm': | |
2776 | machine = optarg; | |
2777 | break; | |
dd92f639 NC |
2778 | case 'M': |
2779 | disassembler_options = optarg; | |
2780 | break; | |
252b5132 RH |
2781 | case 'j': |
2782 | only = optarg; | |
2783 | break; | |
2784 | case 'l': | |
1dada9c5 | 2785 | with_line_numbers = true; |
252b5132 RH |
2786 | break; |
2787 | case 'b': | |
2788 | target = optarg; | |
2789 | break; | |
1dada9c5 NC |
2790 | case 'C': |
2791 | do_demangle = true; | |
28c309a2 NC |
2792 | if (optarg != NULL) |
2793 | { | |
2794 | enum demangling_styles style; | |
2795 | ||
2796 | style = cplus_demangle_name_to_style (optarg); | |
2797 | if (style == unknown_demangling) | |
2798 | fatal (_("unknown demangling style `%s'"), | |
2799 | optarg); | |
2800 | ||
2801 | cplus_demangle_set_style (style); | |
2802 | } | |
1dada9c5 NC |
2803 | break; |
2804 | case 'w': | |
2805 | wide_output = true; | |
2806 | break; | |
2807 | case OPTION_ADJUST_VMA: | |
2808 | adjust_section_vma = parse_vma (optarg, "--adjust-vma"); | |
2809 | break; | |
2810 | case OPTION_START_ADDRESS: | |
2811 | start_address = parse_vma (optarg, "--start-address"); | |
2812 | break; | |
2813 | case OPTION_STOP_ADDRESS: | |
2814 | stop_address = parse_vma (optarg, "--stop-address"); | |
2815 | break; | |
2816 | case 'E': | |
2817 | if (strcmp (optarg, "B") == 0) | |
2818 | endian = BFD_ENDIAN_BIG; | |
2819 | else if (strcmp (optarg, "L") == 0) | |
2820 | endian = BFD_ENDIAN_LITTLE; | |
2821 | else | |
2822 | { | |
37cc8ec1 | 2823 | non_fatal (_("unrecognized -E option")); |
1dada9c5 NC |
2824 | usage (stderr, 1); |
2825 | } | |
2826 | break; | |
2827 | case OPTION_ENDIAN: | |
2828 | if (strncmp (optarg, "big", strlen (optarg)) == 0) | |
2829 | endian = BFD_ENDIAN_BIG; | |
2830 | else if (strncmp (optarg, "little", strlen (optarg)) == 0) | |
2831 | endian = BFD_ENDIAN_LITTLE; | |
2832 | else | |
2833 | { | |
37cc8ec1 | 2834 | non_fatal (_("unrecognized --endian type `%s'"), optarg); |
1dada9c5 NC |
2835 | usage (stderr, 1); |
2836 | } | |
2837 | break; | |
2838 | ||
252b5132 RH |
2839 | case 'f': |
2840 | dump_file_header = true; | |
1dada9c5 | 2841 | seenflag = true; |
252b5132 RH |
2842 | break; |
2843 | case 'i': | |
2844 | formats_info = true; | |
1dada9c5 | 2845 | seenflag = true; |
252b5132 RH |
2846 | break; |
2847 | case 'p': | |
1dada9c5 NC |
2848 | dump_private_headers = true; |
2849 | seenflag = true; | |
252b5132 RH |
2850 | break; |
2851 | case 'x': | |
1dada9c5 NC |
2852 | dump_private_headers = true; |
2853 | dump_symtab = true; | |
2854 | dump_reloc_info = true; | |
252b5132 | 2855 | dump_file_header = true; |
1dada9c5 NC |
2856 | dump_ar_hdrs = true; |
2857 | dump_section_headers = true; | |
2858 | seenflag = true; | |
252b5132 RH |
2859 | break; |
2860 | case 't': | |
1dada9c5 NC |
2861 | dump_symtab = true; |
2862 | seenflag = true; | |
252b5132 RH |
2863 | break; |
2864 | case 'T': | |
1dada9c5 NC |
2865 | dump_dynamic_symtab = true; |
2866 | seenflag = true; | |
252b5132 RH |
2867 | break; |
2868 | case 'd': | |
2869 | disassemble = true; | |
1dada9c5 NC |
2870 | seenflag = true; |
2871 | break; | |
2872 | case 'z': | |
2873 | disassemble_zeroes = true; | |
252b5132 RH |
2874 | break; |
2875 | case 'D': | |
1dada9c5 NC |
2876 | disassemble = true; |
2877 | disassemble_all = true; | |
2878 | seenflag = true; | |
252b5132 RH |
2879 | break; |
2880 | case 'S': | |
2881 | disassemble = true; | |
2882 | with_source_code = true; | |
1dada9c5 NC |
2883 | seenflag = true; |
2884 | break; | |
2885 | case 'g': | |
2886 | dump_debugging = 1; | |
2887 | seenflag = true; | |
2888 | break; | |
2889 | case 'G': | |
2890 | dump_stab_section_info = true; | |
2891 | seenflag = true; | |
252b5132 RH |
2892 | break; |
2893 | case 's': | |
1dada9c5 NC |
2894 | dump_section_contents = true; |
2895 | seenflag = true; | |
252b5132 RH |
2896 | break; |
2897 | case 'r': | |
1dada9c5 NC |
2898 | dump_reloc_info = true; |
2899 | seenflag = true; | |
252b5132 RH |
2900 | break; |
2901 | case 'R': | |
1dada9c5 NC |
2902 | dump_dynamic_reloc_info = true; |
2903 | seenflag = true; | |
252b5132 RH |
2904 | break; |
2905 | case 'a': | |
1dada9c5 NC |
2906 | dump_ar_hdrs = true; |
2907 | seenflag = true; | |
252b5132 RH |
2908 | break; |
2909 | case 'h': | |
1dada9c5 NC |
2910 | dump_section_headers = true; |
2911 | seenflag = true; | |
252b5132 RH |
2912 | break; |
2913 | case 'H': | |
2914 | usage (stdout, 0); | |
1dada9c5 | 2915 | seenflag = true; |
252b5132 | 2916 | case 'V': |
1dada9c5 NC |
2917 | show_version = true; |
2918 | seenflag = true; | |
252b5132 | 2919 | break; |
1dada9c5 | 2920 | |
252b5132 RH |
2921 | default: |
2922 | usage (stderr, 1); | |
2923 | } | |
2924 | } | |
2925 | ||
2926 | if (show_version) | |
2927 | print_version ("objdump"); | |
2928 | ||
2929 | if (seenflag == false) | |
1dada9c5 | 2930 | usage (stderr, 2); |
252b5132 RH |
2931 | |
2932 | if (formats_info) | |
1dada9c5 | 2933 | display_info (); |
252b5132 RH |
2934 | else |
2935 | { | |
2936 | if (optind == argc) | |
2937 | display_file ("a.out", target); | |
2938 | else | |
2939 | for (; optind < argc;) | |
2940 | display_file (argv[optind++], target); | |
2941 | } | |
2942 | ||
2943 | END_PROGRESS (program_name); | |
2944 | ||
75cd796a | 2945 | return exit_status; |
252b5132 | 2946 | } |