]>
Commit | Line | Data |
---|---|---|
19e6b90e | 1 | /* dwarf.c -- display DWARF contents of a BFD binary file |
932fd279 | 2 | Copyright 2005, 2006, 2007, 2008, 2009, 2010 |
19e6b90e L |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of GNU Binutils. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
32866df7 | 9 | the Free Software Foundation; either version 3 of the License, or |
19e6b90e L |
10 | (at your option) any later version. |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA | |
20 | 02110-1301, USA. */ | |
21 | ||
3db64b00 | 22 | #include "sysdep.h" |
19e6b90e | 23 | #include "libiberty.h" |
3db64b00 AM |
24 | #include "bfd.h" |
25 | #include "bucomm.h" | |
2dc4cec1 | 26 | #include "elf/common.h" |
fa8f86ff | 27 | #include "dwarf2.h" |
3db64b00 | 28 | #include "dwarf.h" |
19e6b90e | 29 | |
18464d4d JK |
30 | static const char *regname (unsigned int regno, int row); |
31 | ||
19e6b90e L |
32 | static int have_frame_base; |
33 | static int need_base_address; | |
34 | ||
35 | static unsigned int last_pointer_size = 0; | |
36 | static int warned_about_missing_comp_units = FALSE; | |
37 | ||
38 | static unsigned int num_debug_info_entries = 0; | |
39 | static debug_info *debug_information = NULL; | |
cc86f28f NC |
40 | /* Special value for num_debug_info_entries to indicate |
41 | that the .debug_info section could not be loaded/parsed. */ | |
42 | #define DEBUG_INFO_UNAVAILABLE (unsigned int) -1 | |
19e6b90e | 43 | |
2dc4cec1 | 44 | int eh_addr_size; |
19e6b90e L |
45 | |
46 | int do_debug_info; | |
47 | int do_debug_abbrevs; | |
48 | int do_debug_lines; | |
49 | int do_debug_pubnames; | |
f9f0e732 | 50 | int do_debug_pubtypes; |
19e6b90e L |
51 | int do_debug_aranges; |
52 | int do_debug_ranges; | |
53 | int do_debug_frames; | |
54 | int do_debug_frames_interp; | |
55 | int do_debug_macinfo; | |
56 | int do_debug_str; | |
57 | int do_debug_loc; | |
6f875884 TG |
58 | int do_trace_info; |
59 | int do_trace_abbrevs; | |
60 | int do_trace_aranges; | |
a262ae96 | 61 | int do_wide; |
19e6b90e | 62 | |
4cb93e3b TG |
63 | /* Values for do_debug_lines. */ |
64 | #define FLAG_DEBUG_LINES_RAW 1 | |
65 | #define FLAG_DEBUG_LINES_DECODED 2 | |
66 | ||
19e6b90e L |
67 | dwarf_vma (*byte_get) (unsigned char *, int); |
68 | ||
69 | dwarf_vma | |
70 | byte_get_little_endian (unsigned char *field, int size) | |
71 | { | |
72 | switch (size) | |
73 | { | |
74 | case 1: | |
75 | return *field; | |
76 | ||
77 | case 2: | |
78 | return ((unsigned int) (field[0])) | |
79 | | (((unsigned int) (field[1])) << 8); | |
80 | ||
4dc3c23d AM |
81 | case 3: |
82 | return ((unsigned long) (field[0])) | |
83 | | (((unsigned long) (field[1])) << 8) | |
84 | | (((unsigned long) (field[2])) << 16); | |
85 | ||
19e6b90e L |
86 | case 4: |
87 | return ((unsigned long) (field[0])) | |
88 | | (((unsigned long) (field[1])) << 8) | |
89 | | (((unsigned long) (field[2])) << 16) | |
90 | | (((unsigned long) (field[3])) << 24); | |
91 | ||
92 | case 8: | |
93 | if (sizeof (dwarf_vma) == 8) | |
94 | return ((dwarf_vma) (field[0])) | |
95 | | (((dwarf_vma) (field[1])) << 8) | |
96 | | (((dwarf_vma) (field[2])) << 16) | |
97 | | (((dwarf_vma) (field[3])) << 24) | |
98 | | (((dwarf_vma) (field[4])) << 32) | |
99 | | (((dwarf_vma) (field[5])) << 40) | |
100 | | (((dwarf_vma) (field[6])) << 48) | |
101 | | (((dwarf_vma) (field[7])) << 56); | |
102 | else if (sizeof (dwarf_vma) == 4) | |
103 | /* We want to extract data from an 8 byte wide field and | |
104 | place it into a 4 byte wide field. Since this is a little | |
105 | endian source we can just use the 4 byte extraction code. */ | |
106 | return ((unsigned long) (field[0])) | |
107 | | (((unsigned long) (field[1])) << 8) | |
108 | | (((unsigned long) (field[2])) << 16) | |
109 | | (((unsigned long) (field[3])) << 24); | |
110 | ||
111 | default: | |
112 | error (_("Unhandled data length: %d\n"), size); | |
113 | abort (); | |
114 | } | |
115 | } | |
116 | ||
117 | dwarf_vma | |
118 | byte_get_big_endian (unsigned char *field, int size) | |
119 | { | |
120 | switch (size) | |
121 | { | |
122 | case 1: | |
123 | return *field; | |
124 | ||
125 | case 2: | |
126 | return ((unsigned int) (field[1])) | (((int) (field[0])) << 8); | |
127 | ||
4dc3c23d AM |
128 | case 3: |
129 | return ((unsigned long) (field[2])) | |
130 | | (((unsigned long) (field[1])) << 8) | |
131 | | (((unsigned long) (field[0])) << 16); | |
132 | ||
19e6b90e L |
133 | case 4: |
134 | return ((unsigned long) (field[3])) | |
135 | | (((unsigned long) (field[2])) << 8) | |
136 | | (((unsigned long) (field[1])) << 16) | |
137 | | (((unsigned long) (field[0])) << 24); | |
138 | ||
139 | case 8: | |
140 | if (sizeof (dwarf_vma) == 8) | |
141 | return ((dwarf_vma) (field[7])) | |
142 | | (((dwarf_vma) (field[6])) << 8) | |
143 | | (((dwarf_vma) (field[5])) << 16) | |
144 | | (((dwarf_vma) (field[4])) << 24) | |
145 | | (((dwarf_vma) (field[3])) << 32) | |
146 | | (((dwarf_vma) (field[2])) << 40) | |
147 | | (((dwarf_vma) (field[1])) << 48) | |
148 | | (((dwarf_vma) (field[0])) << 56); | |
149 | else if (sizeof (dwarf_vma) == 4) | |
150 | { | |
151 | /* Although we are extracing data from an 8 byte wide field, | |
152 | we are returning only 4 bytes of data. */ | |
153 | field += 4; | |
154 | return ((unsigned long) (field[3])) | |
155 | | (((unsigned long) (field[2])) << 8) | |
156 | | (((unsigned long) (field[1])) << 16) | |
157 | | (((unsigned long) (field[0])) << 24); | |
158 | } | |
159 | ||
160 | default: | |
161 | error (_("Unhandled data length: %d\n"), size); | |
162 | abort (); | |
163 | } | |
164 | } | |
165 | ||
166 | static dwarf_vma | |
167 | byte_get_signed (unsigned char *field, int size) | |
168 | { | |
169 | dwarf_vma x = byte_get (field, size); | |
170 | ||
171 | switch (size) | |
172 | { | |
173 | case 1: | |
174 | return (x ^ 0x80) - 0x80; | |
175 | case 2: | |
176 | return (x ^ 0x8000) - 0x8000; | |
177 | case 4: | |
178 | return (x ^ 0x80000000) - 0x80000000; | |
179 | case 8: | |
180 | return x; | |
181 | default: | |
182 | abort (); | |
183 | } | |
184 | } | |
185 | ||
f1c4cc75 RH |
186 | static int |
187 | size_of_encoded_value (int encoding) | |
188 | { | |
189 | switch (encoding & 0x7) | |
190 | { | |
191 | default: /* ??? */ | |
192 | case 0: return eh_addr_size; | |
193 | case 2: return 2; | |
194 | case 3: return 4; | |
195 | case 4: return 8; | |
196 | } | |
197 | } | |
198 | ||
199 | static dwarf_vma | |
200 | get_encoded_value (unsigned char *data, int encoding) | |
201 | { | |
202 | int size = size_of_encoded_value (encoding); | |
203 | ||
204 | if (encoding & DW_EH_PE_signed) | |
205 | return byte_get_signed (data, size); | |
206 | else | |
207 | return byte_get (data, size); | |
208 | } | |
209 | ||
2d9472a2 NC |
210 | /* Print a dwarf_vma value (typically an address, offset or length) in |
211 | hexadecimal format, followed by a space. The length of the value (and | |
212 | hence the precision displayed) is determined by the byte_size parameter. */ | |
cecf136e | 213 | |
2d9472a2 NC |
214 | static void |
215 | print_dwarf_vma (dwarf_vma val, unsigned byte_size) | |
216 | { | |
217 | static char buff[18]; | |
218 | ||
219 | /* Printf does not have a way of specifiying a maximum field width for an | |
220 | integer value, so we print the full value into a buffer and then select | |
221 | the precision we need. */ | |
222 | #if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2) | |
2e14fae2 | 223 | #ifndef __MSVCRT__ |
2d9472a2 | 224 | snprintf (buff, sizeof (buff), "%16.16llx ", val); |
2e14fae2 NC |
225 | #else |
226 | snprintf (buff, sizeof (buff), "%016I64x ", val); | |
227 | #endif | |
2d9472a2 NC |
228 | #else |
229 | snprintf (buff, sizeof (buff), "%16.16lx ", val); | |
230 | #endif | |
231 | ||
72556929 | 232 | fputs (buff + (byte_size == 4 ? 8 : 0), stdout); |
2d9472a2 NC |
233 | } |
234 | ||
0b6ae522 | 235 | unsigned long int |
19e6b90e L |
236 | read_leb128 (unsigned char *data, unsigned int *length_return, int sign) |
237 | { | |
238 | unsigned long int result = 0; | |
239 | unsigned int num_read = 0; | |
240 | unsigned int shift = 0; | |
241 | unsigned char byte; | |
242 | ||
243 | do | |
244 | { | |
245 | byte = *data++; | |
246 | num_read++; | |
247 | ||
248 | result |= ((unsigned long int) (byte & 0x7f)) << shift; | |
249 | ||
250 | shift += 7; | |
251 | ||
252 | } | |
253 | while (byte & 0x80); | |
254 | ||
255 | if (length_return != NULL) | |
256 | *length_return = num_read; | |
257 | ||
258 | if (sign && (shift < 8 * sizeof (result)) && (byte & 0x40)) | |
259 | result |= -1L << shift; | |
260 | ||
261 | return result; | |
262 | } | |
263 | ||
264 | typedef struct State_Machine_Registers | |
265 | { | |
266 | unsigned long address; | |
267 | unsigned int file; | |
268 | unsigned int line; | |
269 | unsigned int column; | |
270 | int is_stmt; | |
271 | int basic_block; | |
a233b20c JJ |
272 | unsigned char op_index; |
273 | unsigned char end_sequence; | |
19e6b90e L |
274 | /* This variable hold the number of the last entry seen |
275 | in the File Table. */ | |
276 | unsigned int last_file_entry; | |
277 | } SMR; | |
278 | ||
279 | static SMR state_machine_regs; | |
280 | ||
281 | static void | |
282 | reset_state_machine (int is_stmt) | |
283 | { | |
284 | state_machine_regs.address = 0; | |
a233b20c | 285 | state_machine_regs.op_index = 0; |
19e6b90e L |
286 | state_machine_regs.file = 1; |
287 | state_machine_regs.line = 1; | |
288 | state_machine_regs.column = 0; | |
289 | state_machine_regs.is_stmt = is_stmt; | |
290 | state_machine_regs.basic_block = 0; | |
291 | state_machine_regs.end_sequence = 0; | |
292 | state_machine_regs.last_file_entry = 0; | |
293 | } | |
294 | ||
295 | /* Handled an extend line op. | |
296 | Returns the number of bytes read. */ | |
297 | ||
298 | static int | |
1617e571 | 299 | process_extended_line_op (unsigned char *data, int is_stmt) |
19e6b90e L |
300 | { |
301 | unsigned char op_code; | |
302 | unsigned int bytes_read; | |
303 | unsigned int len; | |
304 | unsigned char *name; | |
305 | unsigned long adr; | |
306 | ||
307 | len = read_leb128 (data, & bytes_read, 0); | |
308 | data += bytes_read; | |
309 | ||
310 | if (len == 0) | |
311 | { | |
312 | warn (_("badly formed extended line op encountered!\n")); | |
313 | return bytes_read; | |
314 | } | |
315 | ||
316 | len += bytes_read; | |
317 | op_code = *data++; | |
318 | ||
319 | printf (_(" Extended opcode %d: "), op_code); | |
320 | ||
321 | switch (op_code) | |
322 | { | |
323 | case DW_LNE_end_sequence: | |
324 | printf (_("End of Sequence\n\n")); | |
325 | reset_state_machine (is_stmt); | |
326 | break; | |
327 | ||
328 | case DW_LNE_set_address: | |
1617e571 | 329 | adr = byte_get (data, len - bytes_read - 1); |
19e6b90e L |
330 | printf (_("set Address to 0x%lx\n"), adr); |
331 | state_machine_regs.address = adr; | |
a233b20c | 332 | state_machine_regs.op_index = 0; |
19e6b90e L |
333 | break; |
334 | ||
335 | case DW_LNE_define_file: | |
336 | printf (_(" define new File Table entry\n")); | |
337 | printf (_(" Entry\tDir\tTime\tSize\tName\n")); | |
338 | ||
339 | printf (_(" %d\t"), ++state_machine_regs.last_file_entry); | |
340 | name = data; | |
341 | data += strlen ((char *) data) + 1; | |
342 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
343 | data += bytes_read; | |
344 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
345 | data += bytes_read; | |
346 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
347 | printf (_("%s\n\n"), name); | |
348 | break; | |
349 | ||
ed4a4bdf CC |
350 | case DW_LNE_set_discriminator: |
351 | printf (_("set Discriminator to %lu\n"), | |
352 | read_leb128 (data, & bytes_read, 0)); | |
353 | break; | |
354 | ||
e2a0d921 NC |
355 | /* HP extensions. */ |
356 | case DW_LNE_HP_negate_is_UV_update: | |
ed4a4bdf | 357 | printf ("DW_LNE_HP_negate_is_UV_update\n"); |
e2a0d921 NC |
358 | break; |
359 | case DW_LNE_HP_push_context: | |
ed4a4bdf | 360 | printf ("DW_LNE_HP_push_context\n"); |
e2a0d921 NC |
361 | break; |
362 | case DW_LNE_HP_pop_context: | |
ed4a4bdf | 363 | printf ("DW_LNE_HP_pop_context\n"); |
e2a0d921 NC |
364 | break; |
365 | case DW_LNE_HP_set_file_line_column: | |
ed4a4bdf | 366 | printf ("DW_LNE_HP_set_file_line_column\n"); |
e2a0d921 NC |
367 | break; |
368 | case DW_LNE_HP_set_routine_name: | |
ed4a4bdf | 369 | printf ("DW_LNE_HP_set_routine_name\n"); |
e2a0d921 NC |
370 | break; |
371 | case DW_LNE_HP_set_sequence: | |
ed4a4bdf | 372 | printf ("DW_LNE_HP_set_sequence\n"); |
e2a0d921 NC |
373 | break; |
374 | case DW_LNE_HP_negate_post_semantics: | |
ed4a4bdf | 375 | printf ("DW_LNE_HP_negate_post_semantics\n"); |
e2a0d921 NC |
376 | break; |
377 | case DW_LNE_HP_negate_function_exit: | |
ed4a4bdf | 378 | printf ("DW_LNE_HP_negate_function_exit\n"); |
e2a0d921 NC |
379 | break; |
380 | case DW_LNE_HP_negate_front_end_logical: | |
ed4a4bdf | 381 | printf ("DW_LNE_HP_negate_front_end_logical\n"); |
e2a0d921 NC |
382 | break; |
383 | case DW_LNE_HP_define_proc: | |
ed4a4bdf | 384 | printf ("DW_LNE_HP_define_proc\n"); |
e2a0d921 | 385 | break; |
cecf136e | 386 | |
19e6b90e | 387 | default: |
e2a0d921 NC |
388 | if (op_code >= DW_LNE_lo_user |
389 | /* The test against DW_LNW_hi_user is redundant due to | |
390 | the limited range of the unsigned char data type used | |
391 | for op_code. */ | |
392 | /*&& op_code <= DW_LNE_hi_user*/) | |
393 | printf (_("user defined: length %d\n"), len - bytes_read); | |
394 | else | |
395 | printf (_("UNKNOWN: length %d\n"), len - bytes_read); | |
19e6b90e L |
396 | break; |
397 | } | |
398 | ||
399 | return len; | |
400 | } | |
401 | ||
402 | static const char * | |
403 | fetch_indirect_string (unsigned long offset) | |
404 | { | |
405 | struct dwarf_section *section = &debug_displays [str].section; | |
406 | ||
407 | if (section->start == NULL) | |
408 | return _("<no .debug_str section>"); | |
409 | ||
bfe2612a L |
410 | /* DWARF sections under Mach-O have non-zero addresses. */ |
411 | offset -= section->address; | |
19e6b90e L |
412 | if (offset > section->size) |
413 | { | |
414 | warn (_("DW_FORM_strp offset too big: %lx\n"), offset); | |
415 | return _("<offset is too big>"); | |
416 | } | |
417 | ||
418 | return (const char *) section->start + offset; | |
419 | } | |
420 | ||
421 | /* FIXME: There are better and more efficient ways to handle | |
422 | these structures. For now though, I just want something that | |
423 | is simple to implement. */ | |
424 | typedef struct abbrev_attr | |
425 | { | |
426 | unsigned long attribute; | |
427 | unsigned long form; | |
428 | struct abbrev_attr *next; | |
429 | } | |
430 | abbrev_attr; | |
431 | ||
432 | typedef struct abbrev_entry | |
433 | { | |
434 | unsigned long entry; | |
435 | unsigned long tag; | |
436 | int children; | |
437 | struct abbrev_attr *first_attr; | |
438 | struct abbrev_attr *last_attr; | |
439 | struct abbrev_entry *next; | |
440 | } | |
441 | abbrev_entry; | |
442 | ||
443 | static abbrev_entry *first_abbrev = NULL; | |
444 | static abbrev_entry *last_abbrev = NULL; | |
445 | ||
446 | static void | |
447 | free_abbrevs (void) | |
448 | { | |
91d6fa6a | 449 | abbrev_entry *abbrv; |
19e6b90e | 450 | |
91d6fa6a | 451 | for (abbrv = first_abbrev; abbrv;) |
19e6b90e | 452 | { |
91d6fa6a | 453 | abbrev_entry *next_abbrev = abbrv->next; |
19e6b90e L |
454 | abbrev_attr *attr; |
455 | ||
91d6fa6a | 456 | for (attr = abbrv->first_attr; attr;) |
19e6b90e | 457 | { |
91d6fa6a | 458 | abbrev_attr *next_attr = attr->next; |
19e6b90e L |
459 | |
460 | free (attr); | |
91d6fa6a | 461 | attr = next_attr; |
19e6b90e L |
462 | } |
463 | ||
91d6fa6a NC |
464 | free (abbrv); |
465 | abbrv = next_abbrev; | |
19e6b90e L |
466 | } |
467 | ||
468 | last_abbrev = first_abbrev = NULL; | |
469 | } | |
470 | ||
471 | static void | |
472 | add_abbrev (unsigned long number, unsigned long tag, int children) | |
473 | { | |
474 | abbrev_entry *entry; | |
475 | ||
3f5e193b | 476 | entry = (abbrev_entry *) malloc (sizeof (*entry)); |
19e6b90e L |
477 | |
478 | if (entry == NULL) | |
479 | /* ugg */ | |
480 | return; | |
481 | ||
482 | entry->entry = number; | |
483 | entry->tag = tag; | |
484 | entry->children = children; | |
485 | entry->first_attr = NULL; | |
486 | entry->last_attr = NULL; | |
487 | entry->next = NULL; | |
488 | ||
489 | if (first_abbrev == NULL) | |
490 | first_abbrev = entry; | |
491 | else | |
492 | last_abbrev->next = entry; | |
493 | ||
494 | last_abbrev = entry; | |
495 | } | |
496 | ||
497 | static void | |
498 | add_abbrev_attr (unsigned long attribute, unsigned long form) | |
499 | { | |
500 | abbrev_attr *attr; | |
501 | ||
3f5e193b | 502 | attr = (abbrev_attr *) malloc (sizeof (*attr)); |
19e6b90e L |
503 | |
504 | if (attr == NULL) | |
505 | /* ugg */ | |
506 | return; | |
507 | ||
508 | attr->attribute = attribute; | |
509 | attr->form = form; | |
510 | attr->next = NULL; | |
511 | ||
512 | if (last_abbrev->first_attr == NULL) | |
513 | last_abbrev->first_attr = attr; | |
514 | else | |
515 | last_abbrev->last_attr->next = attr; | |
516 | ||
517 | last_abbrev->last_attr = attr; | |
518 | } | |
519 | ||
520 | /* Processes the (partial) contents of a .debug_abbrev section. | |
521 | Returns NULL if the end of the section was encountered. | |
522 | Returns the address after the last byte read if the end of | |
523 | an abbreviation set was found. */ | |
524 | ||
525 | static unsigned char * | |
526 | process_abbrev_section (unsigned char *start, unsigned char *end) | |
527 | { | |
528 | if (first_abbrev != NULL) | |
529 | return NULL; | |
530 | ||
531 | while (start < end) | |
532 | { | |
533 | unsigned int bytes_read; | |
534 | unsigned long entry; | |
535 | unsigned long tag; | |
536 | unsigned long attribute; | |
537 | int children; | |
538 | ||
539 | entry = read_leb128 (start, & bytes_read, 0); | |
540 | start += bytes_read; | |
541 | ||
542 | /* A single zero is supposed to end the section according | |
543 | to the standard. If there's more, then signal that to | |
544 | the caller. */ | |
545 | if (entry == 0) | |
546 | return start == end ? NULL : start; | |
547 | ||
548 | tag = read_leb128 (start, & bytes_read, 0); | |
549 | start += bytes_read; | |
550 | ||
551 | children = *start++; | |
552 | ||
553 | add_abbrev (entry, tag, children); | |
554 | ||
555 | do | |
556 | { | |
557 | unsigned long form; | |
558 | ||
559 | attribute = read_leb128 (start, & bytes_read, 0); | |
560 | start += bytes_read; | |
561 | ||
562 | form = read_leb128 (start, & bytes_read, 0); | |
563 | start += bytes_read; | |
564 | ||
565 | if (attribute != 0) | |
566 | add_abbrev_attr (attribute, form); | |
567 | } | |
568 | while (attribute != 0); | |
569 | } | |
570 | ||
571 | return NULL; | |
572 | } | |
573 | ||
574 | static char * | |
575 | get_TAG_name (unsigned long tag) | |
576 | { | |
577 | switch (tag) | |
578 | { | |
579 | case DW_TAG_padding: return "DW_TAG_padding"; | |
580 | case DW_TAG_array_type: return "DW_TAG_array_type"; | |
581 | case DW_TAG_class_type: return "DW_TAG_class_type"; | |
582 | case DW_TAG_entry_point: return "DW_TAG_entry_point"; | |
583 | case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type"; | |
584 | case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter"; | |
585 | case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration"; | |
586 | case DW_TAG_label: return "DW_TAG_label"; | |
587 | case DW_TAG_lexical_block: return "DW_TAG_lexical_block"; | |
588 | case DW_TAG_member: return "DW_TAG_member"; | |
589 | case DW_TAG_pointer_type: return "DW_TAG_pointer_type"; | |
590 | case DW_TAG_reference_type: return "DW_TAG_reference_type"; | |
591 | case DW_TAG_compile_unit: return "DW_TAG_compile_unit"; | |
592 | case DW_TAG_string_type: return "DW_TAG_string_type"; | |
593 | case DW_TAG_structure_type: return "DW_TAG_structure_type"; | |
594 | case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type"; | |
595 | case DW_TAG_typedef: return "DW_TAG_typedef"; | |
596 | case DW_TAG_union_type: return "DW_TAG_union_type"; | |
597 | case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters"; | |
598 | case DW_TAG_variant: return "DW_TAG_variant"; | |
599 | case DW_TAG_common_block: return "DW_TAG_common_block"; | |
600 | case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion"; | |
601 | case DW_TAG_inheritance: return "DW_TAG_inheritance"; | |
602 | case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine"; | |
603 | case DW_TAG_module: return "DW_TAG_module"; | |
604 | case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type"; | |
605 | case DW_TAG_set_type: return "DW_TAG_set_type"; | |
606 | case DW_TAG_subrange_type: return "DW_TAG_subrange_type"; | |
607 | case DW_TAG_with_stmt: return "DW_TAG_with_stmt"; | |
608 | case DW_TAG_access_declaration: return "DW_TAG_access_declaration"; | |
609 | case DW_TAG_base_type: return "DW_TAG_base_type"; | |
610 | case DW_TAG_catch_block: return "DW_TAG_catch_block"; | |
611 | case DW_TAG_const_type: return "DW_TAG_const_type"; | |
612 | case DW_TAG_constant: return "DW_TAG_constant"; | |
613 | case DW_TAG_enumerator: return "DW_TAG_enumerator"; | |
614 | case DW_TAG_file_type: return "DW_TAG_file_type"; | |
615 | case DW_TAG_friend: return "DW_TAG_friend"; | |
616 | case DW_TAG_namelist: return "DW_TAG_namelist"; | |
617 | case DW_TAG_namelist_item: return "DW_TAG_namelist_item"; | |
618 | case DW_TAG_packed_type: return "DW_TAG_packed_type"; | |
619 | case DW_TAG_subprogram: return "DW_TAG_subprogram"; | |
620 | case DW_TAG_template_type_param: return "DW_TAG_template_type_param"; | |
621 | case DW_TAG_template_value_param: return "DW_TAG_template_value_param"; | |
622 | case DW_TAG_thrown_type: return "DW_TAG_thrown_type"; | |
623 | case DW_TAG_try_block: return "DW_TAG_try_block"; | |
624 | case DW_TAG_variant_part: return "DW_TAG_variant_part"; | |
625 | case DW_TAG_variable: return "DW_TAG_variable"; | |
626 | case DW_TAG_volatile_type: return "DW_TAG_volatile_type"; | |
627 | case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop"; | |
628 | case DW_TAG_format_label: return "DW_TAG_format_label"; | |
629 | case DW_TAG_function_template: return "DW_TAG_function_template"; | |
630 | case DW_TAG_class_template: return "DW_TAG_class_template"; | |
631 | /* DWARF 2.1 values. */ | |
632 | case DW_TAG_dwarf_procedure: return "DW_TAG_dwarf_procedure"; | |
633 | case DW_TAG_restrict_type: return "DW_TAG_restrict_type"; | |
634 | case DW_TAG_interface_type: return "DW_TAG_interface_type"; | |
635 | case DW_TAG_namespace: return "DW_TAG_namespace"; | |
636 | case DW_TAG_imported_module: return "DW_TAG_imported_module"; | |
637 | case DW_TAG_unspecified_type: return "DW_TAG_unspecified_type"; | |
638 | case DW_TAG_partial_unit: return "DW_TAG_partial_unit"; | |
639 | case DW_TAG_imported_unit: return "DW_TAG_imported_unit"; | |
2b6f5997 CC |
640 | case DW_TAG_condition: return "DW_TAG_condition"; |
641 | case DW_TAG_shared_type: return "DW_TAG_shared_type"; | |
642 | /* DWARF 4 values. */ | |
643 | case DW_TAG_type_unit: return "DW_TAG_type_unit"; | |
644 | case DW_TAG_rvalue_reference_type: return "DW_TAG_rvalue_reference_type"; | |
645 | case DW_TAG_template_alias: return "DW_TAG_template_alias"; | |
19e6b90e L |
646 | /* UPC values. */ |
647 | case DW_TAG_upc_shared_type: return "DW_TAG_upc_shared_type"; | |
648 | case DW_TAG_upc_strict_type: return "DW_TAG_upc_strict_type"; | |
649 | case DW_TAG_upc_relaxed_type: return "DW_TAG_upc_relaxed_type"; | |
650 | default: | |
651 | { | |
652 | static char buffer[100]; | |
653 | ||
654 | snprintf (buffer, sizeof (buffer), _("Unknown TAG value: %lx"), tag); | |
655 | return buffer; | |
656 | } | |
657 | } | |
658 | } | |
659 | ||
660 | static char * | |
661 | get_FORM_name (unsigned long form) | |
662 | { | |
663 | switch (form) | |
664 | { | |
665 | case DW_FORM_addr: return "DW_FORM_addr"; | |
666 | case DW_FORM_block2: return "DW_FORM_block2"; | |
667 | case DW_FORM_block4: return "DW_FORM_block4"; | |
668 | case DW_FORM_data2: return "DW_FORM_data2"; | |
669 | case DW_FORM_data4: return "DW_FORM_data4"; | |
670 | case DW_FORM_data8: return "DW_FORM_data8"; | |
671 | case DW_FORM_string: return "DW_FORM_string"; | |
672 | case DW_FORM_block: return "DW_FORM_block"; | |
673 | case DW_FORM_block1: return "DW_FORM_block1"; | |
674 | case DW_FORM_data1: return "DW_FORM_data1"; | |
675 | case DW_FORM_flag: return "DW_FORM_flag"; | |
676 | case DW_FORM_sdata: return "DW_FORM_sdata"; | |
677 | case DW_FORM_strp: return "DW_FORM_strp"; | |
678 | case DW_FORM_udata: return "DW_FORM_udata"; | |
679 | case DW_FORM_ref_addr: return "DW_FORM_ref_addr"; | |
680 | case DW_FORM_ref1: return "DW_FORM_ref1"; | |
681 | case DW_FORM_ref2: return "DW_FORM_ref2"; | |
682 | case DW_FORM_ref4: return "DW_FORM_ref4"; | |
683 | case DW_FORM_ref8: return "DW_FORM_ref8"; | |
684 | case DW_FORM_ref_udata: return "DW_FORM_ref_udata"; | |
685 | case DW_FORM_indirect: return "DW_FORM_indirect"; | |
2b6f5997 CC |
686 | /* DWARF 4 values. */ |
687 | case DW_FORM_sec_offset: return "DW_FORM_sec_offset"; | |
688 | case DW_FORM_exprloc: return "DW_FORM_exprloc"; | |
689 | case DW_FORM_flag_present: return "DW_FORM_flag_present"; | |
690 | case DW_FORM_ref_sig8: return "DW_FORM_ref_sig8"; | |
19e6b90e L |
691 | default: |
692 | { | |
693 | static char buffer[100]; | |
694 | ||
695 | snprintf (buffer, sizeof (buffer), _("Unknown FORM value: %lx"), form); | |
696 | return buffer; | |
697 | } | |
698 | } | |
699 | } | |
700 | ||
701 | static unsigned char * | |
702 | display_block (unsigned char *data, unsigned long length) | |
703 | { | |
704 | printf (_(" %lu byte block: "), length); | |
705 | ||
706 | while (length --) | |
707 | printf ("%lx ", (unsigned long) byte_get (data++, 1)); | |
708 | ||
709 | return data; | |
710 | } | |
711 | ||
712 | static int | |
713 | decode_location_expression (unsigned char * data, | |
714 | unsigned int pointer_size, | |
715 | unsigned long length, | |
f1c4cc75 RH |
716 | unsigned long cu_offset, |
717 | struct dwarf_section * section) | |
19e6b90e L |
718 | { |
719 | unsigned op; | |
720 | unsigned int bytes_read; | |
721 | unsigned long uvalue; | |
722 | unsigned char *end = data + length; | |
723 | int need_frame_base = 0; | |
724 | ||
725 | while (data < end) | |
726 | { | |
727 | op = *data++; | |
728 | ||
729 | switch (op) | |
730 | { | |
731 | case DW_OP_addr: | |
732 | printf ("DW_OP_addr: %lx", | |
733 | (unsigned long) byte_get (data, pointer_size)); | |
734 | data += pointer_size; | |
735 | break; | |
736 | case DW_OP_deref: | |
737 | printf ("DW_OP_deref"); | |
738 | break; | |
739 | case DW_OP_const1u: | |
740 | printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data++, 1)); | |
741 | break; | |
742 | case DW_OP_const1s: | |
743 | printf ("DW_OP_const1s: %ld", (long) byte_get_signed (data++, 1)); | |
744 | break; | |
745 | case DW_OP_const2u: | |
746 | printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2)); | |
747 | data += 2; | |
748 | break; | |
749 | case DW_OP_const2s: | |
750 | printf ("DW_OP_const2s: %ld", (long) byte_get_signed (data, 2)); | |
751 | data += 2; | |
752 | break; | |
753 | case DW_OP_const4u: | |
754 | printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4)); | |
755 | data += 4; | |
756 | break; | |
757 | case DW_OP_const4s: | |
758 | printf ("DW_OP_const4s: %ld", (long) byte_get_signed (data, 4)); | |
759 | data += 4; | |
760 | break; | |
761 | case DW_OP_const8u: | |
762 | printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4), | |
763 | (unsigned long) byte_get (data + 4, 4)); | |
764 | data += 8; | |
765 | break; | |
766 | case DW_OP_const8s: | |
767 | printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4), | |
768 | (long) byte_get (data + 4, 4)); | |
769 | data += 8; | |
770 | break; | |
771 | case DW_OP_constu: | |
772 | printf ("DW_OP_constu: %lu", read_leb128 (data, &bytes_read, 0)); | |
773 | data += bytes_read; | |
774 | break; | |
775 | case DW_OP_consts: | |
776 | printf ("DW_OP_consts: %ld", read_leb128 (data, &bytes_read, 1)); | |
777 | data += bytes_read; | |
778 | break; | |
779 | case DW_OP_dup: | |
780 | printf ("DW_OP_dup"); | |
781 | break; | |
782 | case DW_OP_drop: | |
783 | printf ("DW_OP_drop"); | |
784 | break; | |
785 | case DW_OP_over: | |
786 | printf ("DW_OP_over"); | |
787 | break; | |
788 | case DW_OP_pick: | |
789 | printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data++, 1)); | |
790 | break; | |
791 | case DW_OP_swap: | |
792 | printf ("DW_OP_swap"); | |
793 | break; | |
794 | case DW_OP_rot: | |
795 | printf ("DW_OP_rot"); | |
796 | break; | |
797 | case DW_OP_xderef: | |
798 | printf ("DW_OP_xderef"); | |
799 | break; | |
800 | case DW_OP_abs: | |
801 | printf ("DW_OP_abs"); | |
802 | break; | |
803 | case DW_OP_and: | |
804 | printf ("DW_OP_and"); | |
805 | break; | |
806 | case DW_OP_div: | |
807 | printf ("DW_OP_div"); | |
808 | break; | |
809 | case DW_OP_minus: | |
810 | printf ("DW_OP_minus"); | |
811 | break; | |
812 | case DW_OP_mod: | |
813 | printf ("DW_OP_mod"); | |
814 | break; | |
815 | case DW_OP_mul: | |
816 | printf ("DW_OP_mul"); | |
817 | break; | |
818 | case DW_OP_neg: | |
819 | printf ("DW_OP_neg"); | |
820 | break; | |
821 | case DW_OP_not: | |
822 | printf ("DW_OP_not"); | |
823 | break; | |
824 | case DW_OP_or: | |
825 | printf ("DW_OP_or"); | |
826 | break; | |
827 | case DW_OP_plus: | |
828 | printf ("DW_OP_plus"); | |
829 | break; | |
830 | case DW_OP_plus_uconst: | |
831 | printf ("DW_OP_plus_uconst: %lu", | |
832 | read_leb128 (data, &bytes_read, 0)); | |
833 | data += bytes_read; | |
834 | break; | |
835 | case DW_OP_shl: | |
836 | printf ("DW_OP_shl"); | |
837 | break; | |
838 | case DW_OP_shr: | |
839 | printf ("DW_OP_shr"); | |
840 | break; | |
841 | case DW_OP_shra: | |
842 | printf ("DW_OP_shra"); | |
843 | break; | |
844 | case DW_OP_xor: | |
845 | printf ("DW_OP_xor"); | |
846 | break; | |
847 | case DW_OP_bra: | |
848 | printf ("DW_OP_bra: %ld", (long) byte_get_signed (data, 2)); | |
849 | data += 2; | |
850 | break; | |
851 | case DW_OP_eq: | |
852 | printf ("DW_OP_eq"); | |
853 | break; | |
854 | case DW_OP_ge: | |
855 | printf ("DW_OP_ge"); | |
856 | break; | |
857 | case DW_OP_gt: | |
858 | printf ("DW_OP_gt"); | |
859 | break; | |
860 | case DW_OP_le: | |
861 | printf ("DW_OP_le"); | |
862 | break; | |
863 | case DW_OP_lt: | |
864 | printf ("DW_OP_lt"); | |
865 | break; | |
866 | case DW_OP_ne: | |
867 | printf ("DW_OP_ne"); | |
868 | break; | |
869 | case DW_OP_skip: | |
870 | printf ("DW_OP_skip: %ld", (long) byte_get_signed (data, 2)); | |
871 | data += 2; | |
872 | break; | |
873 | ||
874 | case DW_OP_lit0: | |
875 | case DW_OP_lit1: | |
876 | case DW_OP_lit2: | |
877 | case DW_OP_lit3: | |
878 | case DW_OP_lit4: | |
879 | case DW_OP_lit5: | |
880 | case DW_OP_lit6: | |
881 | case DW_OP_lit7: | |
882 | case DW_OP_lit8: | |
883 | case DW_OP_lit9: | |
884 | case DW_OP_lit10: | |
885 | case DW_OP_lit11: | |
886 | case DW_OP_lit12: | |
887 | case DW_OP_lit13: | |
888 | case DW_OP_lit14: | |
889 | case DW_OP_lit15: | |
890 | case DW_OP_lit16: | |
891 | case DW_OP_lit17: | |
892 | case DW_OP_lit18: | |
893 | case DW_OP_lit19: | |
894 | case DW_OP_lit20: | |
895 | case DW_OP_lit21: | |
896 | case DW_OP_lit22: | |
897 | case DW_OP_lit23: | |
898 | case DW_OP_lit24: | |
899 | case DW_OP_lit25: | |
900 | case DW_OP_lit26: | |
901 | case DW_OP_lit27: | |
902 | case DW_OP_lit28: | |
903 | case DW_OP_lit29: | |
904 | case DW_OP_lit30: | |
905 | case DW_OP_lit31: | |
906 | printf ("DW_OP_lit%d", op - DW_OP_lit0); | |
907 | break; | |
908 | ||
909 | case DW_OP_reg0: | |
910 | case DW_OP_reg1: | |
911 | case DW_OP_reg2: | |
912 | case DW_OP_reg3: | |
913 | case DW_OP_reg4: | |
914 | case DW_OP_reg5: | |
915 | case DW_OP_reg6: | |
916 | case DW_OP_reg7: | |
917 | case DW_OP_reg8: | |
918 | case DW_OP_reg9: | |
919 | case DW_OP_reg10: | |
920 | case DW_OP_reg11: | |
921 | case DW_OP_reg12: | |
922 | case DW_OP_reg13: | |
923 | case DW_OP_reg14: | |
924 | case DW_OP_reg15: | |
925 | case DW_OP_reg16: | |
926 | case DW_OP_reg17: | |
927 | case DW_OP_reg18: | |
928 | case DW_OP_reg19: | |
929 | case DW_OP_reg20: | |
930 | case DW_OP_reg21: | |
931 | case DW_OP_reg22: | |
932 | case DW_OP_reg23: | |
933 | case DW_OP_reg24: | |
934 | case DW_OP_reg25: | |
935 | case DW_OP_reg26: | |
936 | case DW_OP_reg27: | |
937 | case DW_OP_reg28: | |
938 | case DW_OP_reg29: | |
939 | case DW_OP_reg30: | |
940 | case DW_OP_reg31: | |
18464d4d JK |
941 | printf ("DW_OP_reg%d (%s)", op - DW_OP_reg0, |
942 | regname (op - DW_OP_reg0, 1)); | |
19e6b90e L |
943 | break; |
944 | ||
945 | case DW_OP_breg0: | |
946 | case DW_OP_breg1: | |
947 | case DW_OP_breg2: | |
948 | case DW_OP_breg3: | |
949 | case DW_OP_breg4: | |
950 | case DW_OP_breg5: | |
951 | case DW_OP_breg6: | |
952 | case DW_OP_breg7: | |
953 | case DW_OP_breg8: | |
954 | case DW_OP_breg9: | |
955 | case DW_OP_breg10: | |
956 | case DW_OP_breg11: | |
957 | case DW_OP_breg12: | |
958 | case DW_OP_breg13: | |
959 | case DW_OP_breg14: | |
960 | case DW_OP_breg15: | |
961 | case DW_OP_breg16: | |
962 | case DW_OP_breg17: | |
963 | case DW_OP_breg18: | |
964 | case DW_OP_breg19: | |
965 | case DW_OP_breg20: | |
966 | case DW_OP_breg21: | |
967 | case DW_OP_breg22: | |
968 | case DW_OP_breg23: | |
969 | case DW_OP_breg24: | |
970 | case DW_OP_breg25: | |
971 | case DW_OP_breg26: | |
972 | case DW_OP_breg27: | |
973 | case DW_OP_breg28: | |
974 | case DW_OP_breg29: | |
975 | case DW_OP_breg30: | |
976 | case DW_OP_breg31: | |
18464d4d JK |
977 | printf ("DW_OP_breg%d (%s): %ld", op - DW_OP_breg0, |
978 | regname (op - DW_OP_breg0, 1), | |
19e6b90e L |
979 | read_leb128 (data, &bytes_read, 1)); |
980 | data += bytes_read; | |
981 | break; | |
982 | ||
983 | case DW_OP_regx: | |
18464d4d | 984 | uvalue = read_leb128 (data, &bytes_read, 0); |
19e6b90e | 985 | data += bytes_read; |
18464d4d | 986 | printf ("DW_OP_regx: %lu (%s)", uvalue, regname (uvalue, 1)); |
19e6b90e L |
987 | break; |
988 | case DW_OP_fbreg: | |
989 | need_frame_base = 1; | |
990 | printf ("DW_OP_fbreg: %ld", read_leb128 (data, &bytes_read, 1)); | |
991 | data += bytes_read; | |
992 | break; | |
993 | case DW_OP_bregx: | |
994 | uvalue = read_leb128 (data, &bytes_read, 0); | |
995 | data += bytes_read; | |
18464d4d | 996 | printf ("DW_OP_bregx: %lu (%s) %ld", uvalue, regname (uvalue, 1), |
19e6b90e L |
997 | read_leb128 (data, &bytes_read, 1)); |
998 | data += bytes_read; | |
999 | break; | |
1000 | case DW_OP_piece: | |
1001 | printf ("DW_OP_piece: %lu", read_leb128 (data, &bytes_read, 0)); | |
1002 | data += bytes_read; | |
1003 | break; | |
1004 | case DW_OP_deref_size: | |
1005 | printf ("DW_OP_deref_size: %ld", (long) byte_get (data++, 1)); | |
1006 | break; | |
1007 | case DW_OP_xderef_size: | |
1008 | printf ("DW_OP_xderef_size: %ld", (long) byte_get (data++, 1)); | |
1009 | break; | |
1010 | case DW_OP_nop: | |
1011 | printf ("DW_OP_nop"); | |
1012 | break; | |
1013 | ||
1014 | /* DWARF 3 extensions. */ | |
1015 | case DW_OP_push_object_address: | |
1016 | printf ("DW_OP_push_object_address"); | |
1017 | break; | |
1018 | case DW_OP_call2: | |
1019 | /* XXX: Strictly speaking for 64-bit DWARF3 files | |
1020 | this ought to be an 8-byte wide computation. */ | |
1021 | printf ("DW_OP_call2: <%lx>", (long) byte_get (data, 2) + cu_offset); | |
1022 | data += 2; | |
1023 | break; | |
1024 | case DW_OP_call4: | |
1025 | /* XXX: Strictly speaking for 64-bit DWARF3 files | |
1026 | this ought to be an 8-byte wide computation. */ | |
1027 | printf ("DW_OP_call4: <%lx>", (long) byte_get (data, 4) + cu_offset); | |
1028 | data += 4; | |
1029 | break; | |
1030 | case DW_OP_call_ref: | |
e2a0d921 NC |
1031 | /* XXX: Strictly speaking for 64-bit DWARF3 files |
1032 | this ought to be an 8-byte wide computation. */ | |
1033 | printf ("DW_OP_call_ref: <%lx>", (long) byte_get (data, 4) + cu_offset); | |
1034 | data += 4; | |
19e6b90e | 1035 | break; |
a87b0a59 NS |
1036 | case DW_OP_form_tls_address: |
1037 | printf ("DW_OP_form_tls_address"); | |
1038 | break; | |
e2a0d921 NC |
1039 | case DW_OP_call_frame_cfa: |
1040 | printf ("DW_OP_call_frame_cfa"); | |
1041 | break; | |
1042 | case DW_OP_bit_piece: | |
1043 | printf ("DW_OP_bit_piece: "); | |
1044 | printf ("size: %lu ", read_leb128 (data, &bytes_read, 0)); | |
1045 | data += bytes_read; | |
1046 | printf ("offset: %lu ", read_leb128 (data, &bytes_read, 0)); | |
1047 | data += bytes_read; | |
1048 | break; | |
19e6b90e | 1049 | |
3244e8f5 JJ |
1050 | /* DWARF 4 extensions. */ |
1051 | case DW_OP_stack_value: | |
1052 | printf ("DW_OP_stack_value"); | |
1053 | break; | |
1054 | ||
1055 | case DW_OP_implicit_value: | |
1056 | printf ("DW_OP_implicit_value"); | |
1057 | uvalue = read_leb128 (data, &bytes_read, 0); | |
1058 | data += bytes_read; | |
1059 | display_block (data, uvalue); | |
1060 | data += uvalue; | |
1061 | break; | |
1062 | ||
19e6b90e L |
1063 | /* GNU extensions. */ |
1064 | case DW_OP_GNU_push_tls_address: | |
e2a0d921 NC |
1065 | printf ("DW_OP_GNU_push_tls_address or DW_OP_HP_unknown"); |
1066 | break; | |
1067 | case DW_OP_GNU_uninit: | |
1068 | printf ("DW_OP_GNU_uninit"); | |
1069 | /* FIXME: Is there data associated with this OP ? */ | |
1070 | break; | |
f1c4cc75 RH |
1071 | case DW_OP_GNU_encoded_addr: |
1072 | { | |
1073 | int encoding; | |
1074 | dwarf_vma addr; | |
1075 | ||
1076 | encoding = *data++; | |
1077 | addr = get_encoded_value (data, encoding); | |
1078 | if ((encoding & 0x70) == DW_EH_PE_pcrel) | |
1079 | addr += section->address + (data - section->start); | |
1080 | data += size_of_encoded_value (encoding); | |
1081 | ||
1082 | printf ("DW_OP_GNU_encoded_addr: fmt:%02x addr:", encoding); | |
1083 | print_dwarf_vma (addr, pointer_size); | |
1084 | } | |
1085 | break; | |
e2a0d921 NC |
1086 | |
1087 | /* HP extensions. */ | |
1088 | case DW_OP_HP_is_value: | |
1089 | printf ("DW_OP_HP_is_value"); | |
1090 | /* FIXME: Is there data associated with this OP ? */ | |
1091 | break; | |
1092 | case DW_OP_HP_fltconst4: | |
1093 | printf ("DW_OP_HP_fltconst4"); | |
1094 | /* FIXME: Is there data associated with this OP ? */ | |
1095 | break; | |
1096 | case DW_OP_HP_fltconst8: | |
1097 | printf ("DW_OP_HP_fltconst8"); | |
1098 | /* FIXME: Is there data associated with this OP ? */ | |
1099 | break; | |
1100 | case DW_OP_HP_mod_range: | |
1101 | printf ("DW_OP_HP_mod_range"); | |
1102 | /* FIXME: Is there data associated with this OP ? */ | |
1103 | break; | |
1104 | case DW_OP_HP_unmod_range: | |
1105 | printf ("DW_OP_HP_unmod_range"); | |
1106 | /* FIXME: Is there data associated with this OP ? */ | |
1107 | break; | |
1108 | case DW_OP_HP_tls: | |
1109 | printf ("DW_OP_HP_tls"); | |
1110 | /* FIXME: Is there data associated with this OP ? */ | |
19e6b90e L |
1111 | break; |
1112 | ||
35d60fe4 NC |
1113 | /* PGI (STMicroelectronics) extensions. */ |
1114 | case DW_OP_PGI_omp_thread_num: | |
1115 | /* Pushes the thread number for the current thread as it would be | |
1116 | returned by the standard OpenMP library function: | |
1117 | omp_get_thread_num(). The "current thread" is the thread for | |
1118 | which the expression is being evaluated. */ | |
1119 | printf ("DW_OP_PGI_omp_thread_num"); | |
1120 | break; | |
1121 | ||
19e6b90e L |
1122 | default: |
1123 | if (op >= DW_OP_lo_user | |
1124 | && op <= DW_OP_hi_user) | |
1125 | printf (_("(User defined location op)")); | |
1126 | else | |
1127 | printf (_("(Unknown location op)")); | |
1128 | /* No way to tell where the next op is, so just bail. */ | |
1129 | return need_frame_base; | |
1130 | } | |
1131 | ||
1132 | /* Separate the ops. */ | |
1133 | if (data < end) | |
1134 | printf ("; "); | |
1135 | } | |
1136 | ||
1137 | return need_frame_base; | |
1138 | } | |
1139 | ||
1140 | static unsigned char * | |
6e3d6dc1 NC |
1141 | read_and_display_attr_value (unsigned long attribute, |
1142 | unsigned long form, | |
ec4d4525 | 1143 | unsigned char * data, |
6e3d6dc1 NC |
1144 | unsigned long cu_offset, |
1145 | unsigned long pointer_size, | |
1146 | unsigned long offset_size, | |
1147 | int dwarf_version, | |
1148 | debug_info * debug_info_p, | |
1149 | int do_loc, | |
1150 | struct dwarf_section * section) | |
19e6b90e L |
1151 | { |
1152 | unsigned long uvalue = 0; | |
1153 | unsigned char *block_start = NULL; | |
6e3d6dc1 | 1154 | unsigned char * orig_data = data; |
19e6b90e L |
1155 | unsigned int bytes_read; |
1156 | ||
1157 | switch (form) | |
1158 | { | |
1159 | default: | |
1160 | break; | |
1161 | ||
1162 | case DW_FORM_ref_addr: | |
1163 | if (dwarf_version == 2) | |
1164 | { | |
1165 | uvalue = byte_get (data, pointer_size); | |
1166 | data += pointer_size; | |
1167 | } | |
932fd279 | 1168 | else if (dwarf_version == 3 || dwarf_version == 4) |
19e6b90e L |
1169 | { |
1170 | uvalue = byte_get (data, offset_size); | |
1171 | data += offset_size; | |
1172 | } | |
1173 | else | |
1174 | { | |
932fd279 | 1175 | error (_("Internal error: DWARF version is not 2, 3 or 4.\n")); |
19e6b90e L |
1176 | } |
1177 | break; | |
1178 | ||
1179 | case DW_FORM_addr: | |
1180 | uvalue = byte_get (data, pointer_size); | |
1181 | data += pointer_size; | |
1182 | break; | |
1183 | ||
1184 | case DW_FORM_strp: | |
932fd279 | 1185 | case DW_FORM_sec_offset: |
19e6b90e L |
1186 | uvalue = byte_get (data, offset_size); |
1187 | data += offset_size; | |
1188 | break; | |
1189 | ||
932fd279 JJ |
1190 | case DW_FORM_flag_present: |
1191 | uvalue = 1; | |
1192 | break; | |
1193 | ||
19e6b90e L |
1194 | case DW_FORM_ref1: |
1195 | case DW_FORM_flag: | |
1196 | case DW_FORM_data1: | |
1197 | uvalue = byte_get (data++, 1); | |
1198 | break; | |
1199 | ||
1200 | case DW_FORM_ref2: | |
1201 | case DW_FORM_data2: | |
1202 | uvalue = byte_get (data, 2); | |
1203 | data += 2; | |
1204 | break; | |
1205 | ||
1206 | case DW_FORM_ref4: | |
1207 | case DW_FORM_data4: | |
1208 | uvalue = byte_get (data, 4); | |
1209 | data += 4; | |
1210 | break; | |
1211 | ||
1212 | case DW_FORM_sdata: | |
1213 | uvalue = read_leb128 (data, & bytes_read, 1); | |
1214 | data += bytes_read; | |
1215 | break; | |
1216 | ||
1217 | case DW_FORM_ref_udata: | |
1218 | case DW_FORM_udata: | |
1219 | uvalue = read_leb128 (data, & bytes_read, 0); | |
1220 | data += bytes_read; | |
1221 | break; | |
1222 | ||
1223 | case DW_FORM_indirect: | |
1224 | form = read_leb128 (data, & bytes_read, 0); | |
1225 | data += bytes_read; | |
1226 | if (!do_loc) | |
1227 | printf (" %s", get_FORM_name (form)); | |
1228 | return read_and_display_attr_value (attribute, form, data, | |
1229 | cu_offset, pointer_size, | |
1230 | offset_size, dwarf_version, | |
ec4d4525 | 1231 | debug_info_p, do_loc, |
6e3d6dc1 | 1232 | section); |
19e6b90e L |
1233 | } |
1234 | ||
1235 | switch (form) | |
1236 | { | |
1237 | case DW_FORM_ref_addr: | |
1238 | if (!do_loc) | |
ec4d4525 | 1239 | printf (" <0x%lx>", uvalue); |
19e6b90e L |
1240 | break; |
1241 | ||
1242 | case DW_FORM_ref1: | |
1243 | case DW_FORM_ref2: | |
1244 | case DW_FORM_ref4: | |
1245 | case DW_FORM_ref_udata: | |
1246 | if (!do_loc) | |
ec4d4525 | 1247 | printf (" <0x%lx>", uvalue + cu_offset); |
19e6b90e L |
1248 | break; |
1249 | ||
1250 | case DW_FORM_data4: | |
1251 | case DW_FORM_addr: | |
932fd279 | 1252 | case DW_FORM_sec_offset: |
19e6b90e | 1253 | if (!do_loc) |
ec4d4525 | 1254 | printf (" 0x%lx", uvalue); |
19e6b90e L |
1255 | break; |
1256 | ||
932fd279 | 1257 | case DW_FORM_flag_present: |
19e6b90e L |
1258 | case DW_FORM_flag: |
1259 | case DW_FORM_data1: | |
1260 | case DW_FORM_data2: | |
1261 | case DW_FORM_sdata: | |
1262 | case DW_FORM_udata: | |
1263 | if (!do_loc) | |
1264 | printf (" %ld", uvalue); | |
1265 | break; | |
1266 | ||
1267 | case DW_FORM_ref8: | |
1268 | case DW_FORM_data8: | |
1269 | if (!do_loc) | |
1270 | { | |
1271 | uvalue = byte_get (data, 4); | |
ec4d4525 NC |
1272 | printf (" 0x%lx", uvalue); |
1273 | printf (" 0x%lx", (unsigned long) byte_get (data + 4, 4)); | |
19e6b90e L |
1274 | } |
1275 | if ((do_loc || do_debug_loc || do_debug_ranges) | |
1276 | && num_debug_info_entries == 0) | |
1277 | { | |
1278 | if (sizeof (uvalue) == 8) | |
1279 | uvalue = byte_get (data, 8); | |
1280 | else | |
1281 | error (_("DW_FORM_data8 is unsupported when sizeof (unsigned long) != 8\n")); | |
1282 | } | |
1283 | data += 8; | |
1284 | break; | |
1285 | ||
1286 | case DW_FORM_string: | |
1287 | if (!do_loc) | |
1288 | printf (" %s", data); | |
1289 | data += strlen ((char *) data) + 1; | |
1290 | break; | |
1291 | ||
1292 | case DW_FORM_block: | |
932fd279 | 1293 | case DW_FORM_exprloc: |
19e6b90e L |
1294 | uvalue = read_leb128 (data, & bytes_read, 0); |
1295 | block_start = data + bytes_read; | |
1296 | if (do_loc) | |
1297 | data = block_start + uvalue; | |
1298 | else | |
1299 | data = display_block (block_start, uvalue); | |
1300 | break; | |
1301 | ||
1302 | case DW_FORM_block1: | |
1303 | uvalue = byte_get (data, 1); | |
1304 | block_start = data + 1; | |
1305 | if (do_loc) | |
1306 | data = block_start + uvalue; | |
1307 | else | |
1308 | data = display_block (block_start, uvalue); | |
1309 | break; | |
1310 | ||
1311 | case DW_FORM_block2: | |
1312 | uvalue = byte_get (data, 2); | |
1313 | block_start = data + 2; | |
1314 | if (do_loc) | |
1315 | data = block_start + uvalue; | |
1316 | else | |
1317 | data = display_block (block_start, uvalue); | |
1318 | break; | |
1319 | ||
1320 | case DW_FORM_block4: | |
1321 | uvalue = byte_get (data, 4); | |
1322 | block_start = data + 4; | |
1323 | if (do_loc) | |
1324 | data = block_start + uvalue; | |
1325 | else | |
1326 | data = display_block (block_start, uvalue); | |
1327 | break; | |
1328 | ||
1329 | case DW_FORM_strp: | |
1330 | if (!do_loc) | |
1331 | printf (_(" (indirect string, offset: 0x%lx): %s"), | |
1332 | uvalue, fetch_indirect_string (uvalue)); | |
1333 | break; | |
1334 | ||
1335 | case DW_FORM_indirect: | |
1336 | /* Handled above. */ | |
1337 | break; | |
1338 | ||
2b6f5997 CC |
1339 | case DW_FORM_ref_sig8: |
1340 | if (!do_loc) | |
1341 | { | |
1342 | int i; | |
1343 | printf (" signature: "); | |
1344 | for (i = 0; i < 8; i++) | |
1345 | { | |
1346 | printf ("%02x", (unsigned) byte_get (data, 1)); | |
1347 | data += 1; | |
1348 | } | |
1349 | } | |
1350 | else | |
1351 | data += 8; | |
1352 | break; | |
1353 | ||
19e6b90e L |
1354 | default: |
1355 | warn (_("Unrecognized form: %lu\n"), form); | |
1356 | break; | |
1357 | } | |
1358 | ||
19e6b90e L |
1359 | if ((do_loc || do_debug_loc || do_debug_ranges) |
1360 | && num_debug_info_entries == 0) | |
1361 | { | |
1362 | switch (attribute) | |
1363 | { | |
1364 | case DW_AT_frame_base: | |
1365 | have_frame_base = 1; | |
1366 | case DW_AT_location: | |
e2a0d921 NC |
1367 | case DW_AT_string_length: |
1368 | case DW_AT_return_addr: | |
19e6b90e L |
1369 | case DW_AT_data_member_location: |
1370 | case DW_AT_vtable_elem_location: | |
e2a0d921 NC |
1371 | case DW_AT_segment: |
1372 | case DW_AT_static_link: | |
1373 | case DW_AT_use_location: | |
932fd279 JJ |
1374 | if (form == DW_FORM_data4 |
1375 | || form == DW_FORM_data8 | |
1376 | || form == DW_FORM_sec_offset) | |
19e6b90e L |
1377 | { |
1378 | /* Process location list. */ | |
91d6fa6a | 1379 | unsigned int lmax = debug_info_p->max_loc_offsets; |
19e6b90e L |
1380 | unsigned int num = debug_info_p->num_loc_offsets; |
1381 | ||
91d6fa6a | 1382 | if (lmax == 0 || num >= lmax) |
19e6b90e | 1383 | { |
91d6fa6a | 1384 | lmax += 1024; |
3f5e193b NC |
1385 | debug_info_p->loc_offsets = (long unsigned int *) |
1386 | xcrealloc (debug_info_p->loc_offsets, | |
91d6fa6a | 1387 | lmax, sizeof (*debug_info_p->loc_offsets)); |
3f5e193b NC |
1388 | debug_info_p->have_frame_base = (int *) |
1389 | xcrealloc (debug_info_p->have_frame_base, | |
91d6fa6a NC |
1390 | lmax, sizeof (*debug_info_p->have_frame_base)); |
1391 | debug_info_p->max_loc_offsets = lmax; | |
19e6b90e L |
1392 | } |
1393 | debug_info_p->loc_offsets [num] = uvalue; | |
1394 | debug_info_p->have_frame_base [num] = have_frame_base; | |
1395 | debug_info_p->num_loc_offsets++; | |
1396 | } | |
1397 | break; | |
e2a0d921 | 1398 | |
19e6b90e L |
1399 | case DW_AT_low_pc: |
1400 | if (need_base_address) | |
1401 | debug_info_p->base_address = uvalue; | |
1402 | break; | |
1403 | ||
1404 | case DW_AT_ranges: | |
932fd279 JJ |
1405 | if (form == DW_FORM_data4 |
1406 | || form == DW_FORM_data8 | |
1407 | || form == DW_FORM_sec_offset) | |
19e6b90e L |
1408 | { |
1409 | /* Process range list. */ | |
91d6fa6a | 1410 | unsigned int lmax = debug_info_p->max_range_lists; |
19e6b90e L |
1411 | unsigned int num = debug_info_p->num_range_lists; |
1412 | ||
91d6fa6a | 1413 | if (lmax == 0 || num >= lmax) |
19e6b90e | 1414 | { |
91d6fa6a | 1415 | lmax += 1024; |
3f5e193b NC |
1416 | debug_info_p->range_lists = (long unsigned int *) |
1417 | xcrealloc (debug_info_p->range_lists, | |
91d6fa6a NC |
1418 | lmax, sizeof (*debug_info_p->range_lists)); |
1419 | debug_info_p->max_range_lists = lmax; | |
19e6b90e L |
1420 | } |
1421 | debug_info_p->range_lists [num] = uvalue; | |
1422 | debug_info_p->num_range_lists++; | |
1423 | } | |
1424 | break; | |
1425 | ||
1426 | default: | |
1427 | break; | |
1428 | } | |
1429 | } | |
1430 | ||
1431 | if (do_loc) | |
1432 | return data; | |
1433 | ||
ec4d4525 | 1434 | /* For some attributes we can display further information. */ |
19e6b90e L |
1435 | printf ("\t"); |
1436 | ||
1437 | switch (attribute) | |
1438 | { | |
1439 | case DW_AT_inline: | |
1440 | switch (uvalue) | |
1441 | { | |
1442 | case DW_INL_not_inlined: | |
1443 | printf (_("(not inlined)")); | |
1444 | break; | |
1445 | case DW_INL_inlined: | |
1446 | printf (_("(inlined)")); | |
1447 | break; | |
1448 | case DW_INL_declared_not_inlined: | |
1449 | printf (_("(declared as inline but ignored)")); | |
1450 | break; | |
1451 | case DW_INL_declared_inlined: | |
1452 | printf (_("(declared as inline and inlined)")); | |
1453 | break; | |
1454 | default: | |
1455 | printf (_(" (Unknown inline attribute value: %lx)"), uvalue); | |
1456 | break; | |
1457 | } | |
1458 | break; | |
1459 | ||
1460 | case DW_AT_language: | |
1461 | switch (uvalue) | |
1462 | { | |
4b78141a | 1463 | /* Ordered by the numeric value of these constants. */ |
19e6b90e | 1464 | case DW_LANG_C89: printf ("(ANSI C)"); break; |
4b78141a NC |
1465 | case DW_LANG_C: printf ("(non-ANSI C)"); break; |
1466 | case DW_LANG_Ada83: printf ("(Ada)"); break; | |
19e6b90e | 1467 | case DW_LANG_C_plus_plus: printf ("(C++)"); break; |
4b78141a NC |
1468 | case DW_LANG_Cobol74: printf ("(Cobol 74)"); break; |
1469 | case DW_LANG_Cobol85: printf ("(Cobol 85)"); break; | |
19e6b90e L |
1470 | case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break; |
1471 | case DW_LANG_Fortran90: printf ("(Fortran 90)"); break; | |
19e6b90e | 1472 | case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break; |
4b78141a | 1473 | case DW_LANG_Modula2: printf ("(Modula 2)"); break; |
19e6b90e | 1474 | /* DWARF 2.1 values. */ |
4b78141a | 1475 | case DW_LANG_Java: printf ("(Java)"); break; |
19e6b90e L |
1476 | case DW_LANG_C99: printf ("(ANSI C99)"); break; |
1477 | case DW_LANG_Ada95: printf ("(ADA 95)"); break; | |
1478 | case DW_LANG_Fortran95: printf ("(Fortran 95)"); break; | |
4b78141a NC |
1479 | /* DWARF 3 values. */ |
1480 | case DW_LANG_PLI: printf ("(PLI)"); break; | |
1481 | case DW_LANG_ObjC: printf ("(Objective C)"); break; | |
1482 | case DW_LANG_ObjC_plus_plus: printf ("(Objective C++)"); break; | |
1483 | case DW_LANG_UPC: printf ("(Unified Parallel C)"); break; | |
1484 | case DW_LANG_D: printf ("(D)"); break; | |
2b6f5997 CC |
1485 | /* DWARF 4 values. */ |
1486 | case DW_LANG_Python: printf ("(Python)"); break; | |
19e6b90e L |
1487 | /* MIPS extension. */ |
1488 | case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break; | |
1489 | /* UPC extension. */ | |
1490 | case DW_LANG_Upc: printf ("(Unified Parallel C)"); break; | |
1491 | default: | |
4b78141a NC |
1492 | if (uvalue >= DW_LANG_lo_user && uvalue <= DW_LANG_hi_user) |
1493 | printf ("(implementation defined: %lx)", uvalue); | |
1494 | else | |
1495 | printf ("(Unknown: %lx)", uvalue); | |
19e6b90e L |
1496 | break; |
1497 | } | |
1498 | break; | |
1499 | ||
1500 | case DW_AT_encoding: | |
1501 | switch (uvalue) | |
1502 | { | |
1503 | case DW_ATE_void: printf ("(void)"); break; | |
1504 | case DW_ATE_address: printf ("(machine address)"); break; | |
1505 | case DW_ATE_boolean: printf ("(boolean)"); break; | |
1506 | case DW_ATE_complex_float: printf ("(complex float)"); break; | |
1507 | case DW_ATE_float: printf ("(float)"); break; | |
1508 | case DW_ATE_signed: printf ("(signed)"); break; | |
1509 | case DW_ATE_signed_char: printf ("(signed char)"); break; | |
1510 | case DW_ATE_unsigned: printf ("(unsigned)"); break; | |
1511 | case DW_ATE_unsigned_char: printf ("(unsigned char)"); break; | |
e2a0d921 | 1512 | /* DWARF 2.1 values: */ |
19e6b90e L |
1513 | case DW_ATE_imaginary_float: printf ("(imaginary float)"); break; |
1514 | case DW_ATE_decimal_float: printf ("(decimal float)"); break; | |
e2a0d921 NC |
1515 | /* DWARF 3 values: */ |
1516 | case DW_ATE_packed_decimal: printf ("(packed_decimal)"); break; | |
1517 | case DW_ATE_numeric_string: printf ("(numeric_string)"); break; | |
1518 | case DW_ATE_edited: printf ("(edited)"); break; | |
1519 | case DW_ATE_signed_fixed: printf ("(signed_fixed)"); break; | |
1520 | case DW_ATE_unsigned_fixed: printf ("(unsigned_fixed)"); break; | |
1521 | /* HP extensions: */ | |
1522 | case DW_ATE_HP_float80: printf ("(HP_float80)"); break; | |
1523 | case DW_ATE_HP_complex_float80: printf ("(HP_complex_float80)"); break; | |
1524 | case DW_ATE_HP_float128: printf ("(HP_float128)"); break; | |
1525 | case DW_ATE_HP_complex_float128:printf ("(HP_complex_float128)"); break; | |
1526 | case DW_ATE_HP_floathpintel: printf ("(HP_floathpintel)"); break; | |
1527 | case DW_ATE_HP_imaginary_float80: printf ("(HP_imaginary_float80)"); break; | |
1528 | case DW_ATE_HP_imaginary_float128: printf ("(HP_imaginary_float128)"); break; | |
1529 | ||
19e6b90e L |
1530 | default: |
1531 | if (uvalue >= DW_ATE_lo_user | |
1532 | && uvalue <= DW_ATE_hi_user) | |
1533 | printf ("(user defined type)"); | |
1534 | else | |
1535 | printf ("(unknown type)"); | |
1536 | break; | |
1537 | } | |
1538 | break; | |
1539 | ||
1540 | case DW_AT_accessibility: | |
1541 | switch (uvalue) | |
1542 | { | |
1543 | case DW_ACCESS_public: printf ("(public)"); break; | |
1544 | case DW_ACCESS_protected: printf ("(protected)"); break; | |
1545 | case DW_ACCESS_private: printf ("(private)"); break; | |
1546 | default: | |
1547 | printf ("(unknown accessibility)"); | |
1548 | break; | |
1549 | } | |
1550 | break; | |
1551 | ||
1552 | case DW_AT_visibility: | |
1553 | switch (uvalue) | |
1554 | { | |
1555 | case DW_VIS_local: printf ("(local)"); break; | |
1556 | case DW_VIS_exported: printf ("(exported)"); break; | |
1557 | case DW_VIS_qualified: printf ("(qualified)"); break; | |
1558 | default: printf ("(unknown visibility)"); break; | |
1559 | } | |
1560 | break; | |
1561 | ||
1562 | case DW_AT_virtuality: | |
1563 | switch (uvalue) | |
1564 | { | |
1565 | case DW_VIRTUALITY_none: printf ("(none)"); break; | |
1566 | case DW_VIRTUALITY_virtual: printf ("(virtual)"); break; | |
1567 | case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break; | |
1568 | default: printf ("(unknown virtuality)"); break; | |
1569 | } | |
1570 | break; | |
1571 | ||
1572 | case DW_AT_identifier_case: | |
1573 | switch (uvalue) | |
1574 | { | |
1575 | case DW_ID_case_sensitive: printf ("(case_sensitive)"); break; | |
1576 | case DW_ID_up_case: printf ("(up_case)"); break; | |
1577 | case DW_ID_down_case: printf ("(down_case)"); break; | |
1578 | case DW_ID_case_insensitive: printf ("(case_insensitive)"); break; | |
1579 | default: printf ("(unknown case)"); break; | |
1580 | } | |
1581 | break; | |
1582 | ||
1583 | case DW_AT_calling_convention: | |
1584 | switch (uvalue) | |
1585 | { | |
1586 | case DW_CC_normal: printf ("(normal)"); break; | |
1587 | case DW_CC_program: printf ("(program)"); break; | |
1588 | case DW_CC_nocall: printf ("(nocall)"); break; | |
1589 | default: | |
1590 | if (uvalue >= DW_CC_lo_user | |
1591 | && uvalue <= DW_CC_hi_user) | |
1592 | printf ("(user defined)"); | |
1593 | else | |
1594 | printf ("(unknown convention)"); | |
1595 | } | |
1596 | break; | |
1597 | ||
1598 | case DW_AT_ordering: | |
1599 | switch (uvalue) | |
1600 | { | |
1601 | case -1: printf ("(undefined)"); break; | |
1602 | case 0: printf ("(row major)"); break; | |
1603 | case 1: printf ("(column major)"); break; | |
1604 | } | |
1605 | break; | |
1606 | ||
1607 | case DW_AT_frame_base: | |
1608 | have_frame_base = 1; | |
1609 | case DW_AT_location: | |
e2a0d921 NC |
1610 | case DW_AT_string_length: |
1611 | case DW_AT_return_addr: | |
19e6b90e L |
1612 | case DW_AT_data_member_location: |
1613 | case DW_AT_vtable_elem_location: | |
e2a0d921 NC |
1614 | case DW_AT_segment: |
1615 | case DW_AT_static_link: | |
1616 | case DW_AT_use_location: | |
932fd279 JJ |
1617 | if (form == DW_FORM_data4 |
1618 | || form == DW_FORM_data8 | |
1619 | || form == DW_FORM_sec_offset) | |
e2a0d921 NC |
1620 | printf (_("(location list)")); |
1621 | /* Fall through. */ | |
19e6b90e L |
1622 | case DW_AT_allocated: |
1623 | case DW_AT_associated: | |
1624 | case DW_AT_data_location: | |
1625 | case DW_AT_stride: | |
1626 | case DW_AT_upper_bound: | |
cecf136e | 1627 | case DW_AT_lower_bound: |
19e6b90e L |
1628 | if (block_start) |
1629 | { | |
1630 | int need_frame_base; | |
1631 | ||
1632 | printf ("("); | |
1633 | need_frame_base = decode_location_expression (block_start, | |
1634 | pointer_size, | |
1635 | uvalue, | |
f1c4cc75 | 1636 | cu_offset, section); |
19e6b90e L |
1637 | printf (")"); |
1638 | if (need_frame_base && !have_frame_base) | |
1639 | printf (_(" [without DW_AT_frame_base]")); | |
1640 | } | |
19e6b90e L |
1641 | break; |
1642 | ||
ec4d4525 NC |
1643 | case DW_AT_import: |
1644 | { | |
2b6f5997 CC |
1645 | if (form == DW_FORM_ref_sig8) |
1646 | break; | |
1647 | ||
ec4d4525 NC |
1648 | if (form == DW_FORM_ref1 |
1649 | || form == DW_FORM_ref2 | |
1650 | || form == DW_FORM_ref4) | |
1651 | uvalue += cu_offset; | |
1652 | ||
6e3d6dc1 NC |
1653 | if (uvalue >= section->size) |
1654 | warn (_("Offset %lx used as value for DW_AT_import attribute of DIE at offset %lx is too big.\n"), | |
0af1713e | 1655 | uvalue, (unsigned long) (orig_data - section->start)); |
6e3d6dc1 NC |
1656 | else |
1657 | { | |
1658 | unsigned long abbrev_number; | |
1659 | abbrev_entry * entry; | |
1660 | ||
1661 | abbrev_number = read_leb128 (section->start + uvalue, NULL, 0); | |
cecf136e | 1662 | |
6e3d6dc1 NC |
1663 | printf ("[Abbrev Number: %ld", abbrev_number); |
1664 | for (entry = first_abbrev; entry != NULL; entry = entry->next) | |
1665 | if (entry->entry == abbrev_number) | |
1666 | break; | |
1667 | if (entry != NULL) | |
1668 | printf (" (%s)", get_TAG_name (entry->tag)); | |
1669 | printf ("]"); | |
1670 | } | |
ec4d4525 NC |
1671 | } |
1672 | break; | |
1673 | ||
19e6b90e L |
1674 | default: |
1675 | break; | |
1676 | } | |
1677 | ||
1678 | return data; | |
1679 | } | |
1680 | ||
1681 | static char * | |
1682 | get_AT_name (unsigned long attribute) | |
1683 | { | |
1684 | switch (attribute) | |
1685 | { | |
1686 | case DW_AT_sibling: return "DW_AT_sibling"; | |
1687 | case DW_AT_location: return "DW_AT_location"; | |
1688 | case DW_AT_name: return "DW_AT_name"; | |
1689 | case DW_AT_ordering: return "DW_AT_ordering"; | |
1690 | case DW_AT_subscr_data: return "DW_AT_subscr_data"; | |
1691 | case DW_AT_byte_size: return "DW_AT_byte_size"; | |
1692 | case DW_AT_bit_offset: return "DW_AT_bit_offset"; | |
1693 | case DW_AT_bit_size: return "DW_AT_bit_size"; | |
1694 | case DW_AT_element_list: return "DW_AT_element_list"; | |
1695 | case DW_AT_stmt_list: return "DW_AT_stmt_list"; | |
1696 | case DW_AT_low_pc: return "DW_AT_low_pc"; | |
1697 | case DW_AT_high_pc: return "DW_AT_high_pc"; | |
1698 | case DW_AT_language: return "DW_AT_language"; | |
1699 | case DW_AT_member: return "DW_AT_member"; | |
1700 | case DW_AT_discr: return "DW_AT_discr"; | |
1701 | case DW_AT_discr_value: return "DW_AT_discr_value"; | |
1702 | case DW_AT_visibility: return "DW_AT_visibility"; | |
1703 | case DW_AT_import: return "DW_AT_import"; | |
1704 | case DW_AT_string_length: return "DW_AT_string_length"; | |
1705 | case DW_AT_common_reference: return "DW_AT_common_reference"; | |
1706 | case DW_AT_comp_dir: return "DW_AT_comp_dir"; | |
1707 | case DW_AT_const_value: return "DW_AT_const_value"; | |
1708 | case DW_AT_containing_type: return "DW_AT_containing_type"; | |
1709 | case DW_AT_default_value: return "DW_AT_default_value"; | |
1710 | case DW_AT_inline: return "DW_AT_inline"; | |
1711 | case DW_AT_is_optional: return "DW_AT_is_optional"; | |
1712 | case DW_AT_lower_bound: return "DW_AT_lower_bound"; | |
1713 | case DW_AT_producer: return "DW_AT_producer"; | |
1714 | case DW_AT_prototyped: return "DW_AT_prototyped"; | |
1715 | case DW_AT_return_addr: return "DW_AT_return_addr"; | |
1716 | case DW_AT_start_scope: return "DW_AT_start_scope"; | |
1717 | case DW_AT_stride_size: return "DW_AT_stride_size"; | |
1718 | case DW_AT_upper_bound: return "DW_AT_upper_bound"; | |
1719 | case DW_AT_abstract_origin: return "DW_AT_abstract_origin"; | |
1720 | case DW_AT_accessibility: return "DW_AT_accessibility"; | |
1721 | case DW_AT_address_class: return "DW_AT_address_class"; | |
1722 | case DW_AT_artificial: return "DW_AT_artificial"; | |
1723 | case DW_AT_base_types: return "DW_AT_base_types"; | |
1724 | case DW_AT_calling_convention: return "DW_AT_calling_convention"; | |
1725 | case DW_AT_count: return "DW_AT_count"; | |
1726 | case DW_AT_data_member_location: return "DW_AT_data_member_location"; | |
1727 | case DW_AT_decl_column: return "DW_AT_decl_column"; | |
1728 | case DW_AT_decl_file: return "DW_AT_decl_file"; | |
1729 | case DW_AT_decl_line: return "DW_AT_decl_line"; | |
1730 | case DW_AT_declaration: return "DW_AT_declaration"; | |
1731 | case DW_AT_discr_list: return "DW_AT_discr_list"; | |
1732 | case DW_AT_encoding: return "DW_AT_encoding"; | |
1733 | case DW_AT_external: return "DW_AT_external"; | |
1734 | case DW_AT_frame_base: return "DW_AT_frame_base"; | |
1735 | case DW_AT_friend: return "DW_AT_friend"; | |
1736 | case DW_AT_identifier_case: return "DW_AT_identifier_case"; | |
1737 | case DW_AT_macro_info: return "DW_AT_macro_info"; | |
1738 | case DW_AT_namelist_items: return "DW_AT_namelist_items"; | |
1739 | case DW_AT_priority: return "DW_AT_priority"; | |
1740 | case DW_AT_segment: return "DW_AT_segment"; | |
1741 | case DW_AT_specification: return "DW_AT_specification"; | |
1742 | case DW_AT_static_link: return "DW_AT_static_link"; | |
1743 | case DW_AT_type: return "DW_AT_type"; | |
1744 | case DW_AT_use_location: return "DW_AT_use_location"; | |
1745 | case DW_AT_variable_parameter: return "DW_AT_variable_parameter"; | |
1746 | case DW_AT_virtuality: return "DW_AT_virtuality"; | |
1747 | case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location"; | |
1748 | /* DWARF 2.1 values. */ | |
1749 | case DW_AT_allocated: return "DW_AT_allocated"; | |
1750 | case DW_AT_associated: return "DW_AT_associated"; | |
1751 | case DW_AT_data_location: return "DW_AT_data_location"; | |
1752 | case DW_AT_stride: return "DW_AT_stride"; | |
1753 | case DW_AT_entry_pc: return "DW_AT_entry_pc"; | |
1754 | case DW_AT_use_UTF8: return "DW_AT_use_UTF8"; | |
1755 | case DW_AT_extension: return "DW_AT_extension"; | |
1756 | case DW_AT_ranges: return "DW_AT_ranges"; | |
1757 | case DW_AT_trampoline: return "DW_AT_trampoline"; | |
1758 | case DW_AT_call_column: return "DW_AT_call_column"; | |
1759 | case DW_AT_call_file: return "DW_AT_call_file"; | |
1760 | case DW_AT_call_line: return "DW_AT_call_line"; | |
e2a0d921 NC |
1761 | case DW_AT_description: return "DW_AT_description"; |
1762 | case DW_AT_binary_scale: return "DW_AT_binary_scale"; | |
1763 | case DW_AT_decimal_scale: return "DW_AT_decimal_scale"; | |
1764 | case DW_AT_small: return "DW_AT_small"; | |
1765 | case DW_AT_decimal_sign: return "DW_AT_decimal_sign"; | |
1766 | case DW_AT_digit_count: return "DW_AT_digit_count"; | |
1767 | case DW_AT_picture_string: return "DW_AT_picture_string"; | |
1768 | case DW_AT_mutable: return "DW_AT_mutable"; | |
1769 | case DW_AT_threads_scaled: return "DW_AT_threads_scaled"; | |
1770 | case DW_AT_explicit: return "DW_AT_explicit"; | |
1771 | case DW_AT_object_pointer: return "DW_AT_object_pointer"; | |
1772 | case DW_AT_endianity: return "DW_AT_endianity"; | |
1773 | case DW_AT_elemental: return "DW_AT_elemental"; | |
1774 | case DW_AT_pure: return "DW_AT_pure"; | |
1775 | case DW_AT_recursive: return "DW_AT_recursive"; | |
2b6f5997 CC |
1776 | /* DWARF 4 values. */ |
1777 | case DW_AT_signature: return "DW_AT_signature"; | |
1778 | case DW_AT_main_subprogram: return "DW_AT_main_subprogram"; | |
1779 | case DW_AT_data_bit_offset: return "DW_AT_data_bit_offset"; | |
1780 | case DW_AT_const_expr: return "DW_AT_const_expr"; | |
1781 | case DW_AT_enum_class: return "DW_AT_enum_class"; | |
1782 | case DW_AT_linkage_name: return "DW_AT_linkage_name"; | |
e2a0d921 NC |
1783 | |
1784 | /* HP and SGI/MIPS extensions. */ | |
1785 | case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin"; | |
1786 | case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin"; | |
1787 | case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin"; | |
1788 | case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor"; | |
1789 | case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth"; | |
1790 | case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name"; | |
1791 | case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride"; | |
1792 | case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name"; | |
1793 | case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin"; | |
1794 | case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines"; | |
1795 | ||
1796 | /* HP Extensions. */ | |
cecf136e | 1797 | case DW_AT_HP_block_index: return "DW_AT_HP_block_index"; |
e2a0d921 NC |
1798 | case DW_AT_HP_actuals_stmt_list: return "DW_AT_HP_actuals_stmt_list"; |
1799 | case DW_AT_HP_proc_per_section: return "DW_AT_HP_proc_per_section"; | |
1800 | case DW_AT_HP_raw_data_ptr: return "DW_AT_HP_raw_data_ptr"; | |
1801 | case DW_AT_HP_pass_by_reference: return "DW_AT_HP_pass_by_reference"; | |
1802 | case DW_AT_HP_opt_level: return "DW_AT_HP_opt_level"; | |
1803 | case DW_AT_HP_prof_version_id: return "DW_AT_HP_prof_version_id"; | |
1804 | case DW_AT_HP_opt_flags: return "DW_AT_HP_opt_flags"; | |
1805 | case DW_AT_HP_cold_region_low_pc: return "DW_AT_HP_cold_region_low_pc"; | |
1806 | case DW_AT_HP_cold_region_high_pc: return "DW_AT_HP_cold_region_high_pc"; | |
1807 | case DW_AT_HP_all_variables_modifiable: return "DW_AT_HP_all_variables_modifiable"; | |
1808 | case DW_AT_HP_linkage_name: return "DW_AT_HP_linkage_name"; | |
1809 | case DW_AT_HP_prof_flags: return "DW_AT_HP_prof_flags"; | |
1810 | ||
1811 | /* One value is shared by the MIPS and HP extensions: */ | |
1812 | case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde or DW_AT_HP_unmodifiable"; | |
cecf136e | 1813 | |
19e6b90e | 1814 | /* GNU extensions. */ |
2b6f5997 CC |
1815 | case DW_AT_sf_names: return "DW_AT_sf_names"; |
1816 | case DW_AT_src_info: return "DW_AT_src_info"; | |
1817 | case DW_AT_mac_info: return "DW_AT_mac_info"; | |
1818 | case DW_AT_src_coords: return "DW_AT_src_coords"; | |
1819 | case DW_AT_body_begin: return "DW_AT_body_begin"; | |
1820 | case DW_AT_body_end: return "DW_AT_body_end"; | |
1821 | case DW_AT_GNU_vector: return "DW_AT_GNU_vector"; | |
1822 | case DW_AT_GNU_guarded_by: return "DW_AT_GNU_guarded_by"; | |
1823 | case DW_AT_GNU_pt_guarded_by: return "DW_AT_GNU_pt_guarded_by"; | |
1824 | case DW_AT_GNU_guarded: return "DW_AT_GNU_guarded"; | |
1825 | case DW_AT_GNU_pt_guarded: return "DW_AT_GNU_pt_guarded"; | |
1826 | case DW_AT_GNU_locks_excluded: return "DW_AT_GNU_locks_excluded"; | |
1827 | case DW_AT_GNU_exclusive_locks_required: return "DW_AT_GNU_exclusive_locks_required"; | |
1828 | case DW_AT_GNU_shared_locks_required: return "DW_AT_GNU_shared_locks_required"; | |
1829 | case DW_AT_GNU_odr_signature: return "DW_AT_GNU_odr_signature"; | |
60a0e0e7 TG |
1830 | case DW_AT_use_GNAT_descriptive_type: return "DW_AT_use_GNAT_descriptive_type"; |
1831 | case DW_AT_GNAT_descriptive_type: return "DW_AT_GNAT_descriptive_type"; | |
e2a0d921 | 1832 | |
19e6b90e L |
1833 | /* UPC extension. */ |
1834 | case DW_AT_upc_threads_scaled: return "DW_AT_upc_threads_scaled"; | |
e2a0d921 NC |
1835 | |
1836 | /* PGI (STMicroelectronics) extensions. */ | |
1837 | case DW_AT_PGI_lbase: return "DW_AT_PGI_lbase"; | |
1838 | case DW_AT_PGI_soffset: return "DW_AT_PGI_soffset"; | |
1839 | case DW_AT_PGI_lstride: return "DW_AT_PGI_lstride"; | |
1840 | ||
19e6b90e L |
1841 | default: |
1842 | { | |
1843 | static char buffer[100]; | |
1844 | ||
1845 | snprintf (buffer, sizeof (buffer), _("Unknown AT value: %lx"), | |
1846 | attribute); | |
1847 | return buffer; | |
1848 | } | |
1849 | } | |
1850 | } | |
1851 | ||
1852 | static unsigned char * | |
6e3d6dc1 NC |
1853 | read_and_display_attr (unsigned long attribute, |
1854 | unsigned long form, | |
ec4d4525 | 1855 | unsigned char * data, |
6e3d6dc1 NC |
1856 | unsigned long cu_offset, |
1857 | unsigned long pointer_size, | |
1858 | unsigned long offset_size, | |
1859 | int dwarf_version, | |
1860 | debug_info * debug_info_p, | |
1861 | int do_loc, | |
1862 | struct dwarf_section * section) | |
19e6b90e L |
1863 | { |
1864 | if (!do_loc) | |
750f03b7 | 1865 | printf (" %-18s:", get_AT_name (attribute)); |
19e6b90e L |
1866 | data = read_and_display_attr_value (attribute, form, data, cu_offset, |
1867 | pointer_size, offset_size, | |
1868 | dwarf_version, debug_info_p, | |
6e3d6dc1 | 1869 | do_loc, section); |
19e6b90e L |
1870 | if (!do_loc) |
1871 | printf ("\n"); | |
1872 | return data; | |
1873 | } | |
1874 | ||
1875 | ||
1876 | /* Process the contents of a .debug_info section. If do_loc is non-zero | |
1877 | then we are scanning for location lists and we do not want to display | |
2b6f5997 CC |
1878 | anything to the user. If do_types is non-zero, we are processing |
1879 | a .debug_types section instead of a .debug_info section. */ | |
19e6b90e L |
1880 | |
1881 | static int | |
6e3d6dc1 NC |
1882 | process_debug_info (struct dwarf_section *section, |
1883 | void *file, | |
6f875884 | 1884 | enum dwarf_section_display_enum abbrev_sec, |
2b6f5997 CC |
1885 | int do_loc, |
1886 | int do_types) | |
19e6b90e L |
1887 | { |
1888 | unsigned char *start = section->start; | |
1889 | unsigned char *end = start + section->size; | |
1890 | unsigned char *section_begin; | |
1891 | unsigned int unit; | |
1892 | unsigned int num_units = 0; | |
1893 | ||
1894 | if ((do_loc || do_debug_loc || do_debug_ranges) | |
2b6f5997 CC |
1895 | && num_debug_info_entries == 0 |
1896 | && ! do_types) | |
19e6b90e L |
1897 | { |
1898 | unsigned long length; | |
1899 | ||
1900 | /* First scan the section to get the number of comp units. */ | |
1901 | for (section_begin = start, num_units = 0; section_begin < end; | |
1902 | num_units ++) | |
1903 | { | |
1904 | /* Read the first 4 bytes. For a 32-bit DWARF section, this | |
1905 | will be the length. For a 64-bit DWARF section, it'll be | |
1906 | the escape code 0xffffffff followed by an 8 byte length. */ | |
1907 | length = byte_get (section_begin, 4); | |
1908 | ||
1909 | if (length == 0xffffffff) | |
1910 | { | |
1911 | length = byte_get (section_begin + 4, 8); | |
1912 | section_begin += length + 12; | |
1913 | } | |
ec4d4525 NC |
1914 | else if (length >= 0xfffffff0 && length < 0xffffffff) |
1915 | { | |
1916 | warn (_("Reserved length value (%lx) found in section %s\n"), length, section->name); | |
1917 | return 0; | |
1918 | } | |
19e6b90e L |
1919 | else |
1920 | section_begin += length + 4; | |
aca88567 NC |
1921 | |
1922 | /* Negative values are illegal, they may even cause infinite | |
1923 | looping. This can happen if we can't accurately apply | |
1924 | relocations to an object file. */ | |
1925 | if ((signed long) length <= 0) | |
1926 | { | |
1927 | warn (_("Corrupt unit length (%lx) found in section %s\n"), length, section->name); | |
1928 | return 0; | |
1929 | } | |
19e6b90e L |
1930 | } |
1931 | ||
1932 | if (num_units == 0) | |
1933 | { | |
1934 | error (_("No comp units in %s section ?"), section->name); | |
1935 | return 0; | |
1936 | } | |
1937 | ||
1938 | /* Then allocate an array to hold the information. */ | |
3f5e193b NC |
1939 | debug_information = (debug_info *) cmalloc (num_units, |
1940 | sizeof (* debug_information)); | |
19e6b90e L |
1941 | if (debug_information == NULL) |
1942 | { | |
1943 | error (_("Not enough memory for a debug info array of %u entries"), | |
1944 | num_units); | |
1945 | return 0; | |
1946 | } | |
1947 | } | |
1948 | ||
1949 | if (!do_loc) | |
1950 | { | |
80c35038 | 1951 | printf (_("Contents of the %s section:\n\n"), section->name); |
19e6b90e L |
1952 | |
1953 | load_debug_section (str, file); | |
1954 | } | |
1955 | ||
6f875884 TG |
1956 | load_debug_section (abbrev_sec, file); |
1957 | if (debug_displays [abbrev_sec].section.start == NULL) | |
19e6b90e L |
1958 | { |
1959 | warn (_("Unable to locate %s section!\n"), | |
6f875884 | 1960 | debug_displays [abbrev_sec].section.name); |
19e6b90e L |
1961 | return 0; |
1962 | } | |
1963 | ||
1964 | for (section_begin = start, unit = 0; start < end; unit++) | |
1965 | { | |
1966 | DWARF2_Internal_CompUnit compunit; | |
1967 | unsigned char *hdrptr; | |
19e6b90e L |
1968 | unsigned char *tags; |
1969 | int level; | |
1970 | unsigned long cu_offset; | |
1971 | int offset_size; | |
1972 | int initial_length_size; | |
1e70a64d | 1973 | unsigned char signature[8] = { 0 }; |
2b6f5997 | 1974 | unsigned long type_offset = 0; |
19e6b90e L |
1975 | |
1976 | hdrptr = start; | |
1977 | ||
1978 | compunit.cu_length = byte_get (hdrptr, 4); | |
1979 | hdrptr += 4; | |
1980 | ||
1981 | if (compunit.cu_length == 0xffffffff) | |
1982 | { | |
1983 | compunit.cu_length = byte_get (hdrptr, 8); | |
1984 | hdrptr += 8; | |
1985 | offset_size = 8; | |
1986 | initial_length_size = 12; | |
1987 | } | |
1988 | else | |
1989 | { | |
1990 | offset_size = 4; | |
1991 | initial_length_size = 4; | |
1992 | } | |
1993 | ||
1994 | compunit.cu_version = byte_get (hdrptr, 2); | |
1995 | hdrptr += 2; | |
1996 | ||
1997 | cu_offset = start - section_begin; | |
19e6b90e | 1998 | |
19e6b90e L |
1999 | compunit.cu_abbrev_offset = byte_get (hdrptr, offset_size); |
2000 | hdrptr += offset_size; | |
2001 | ||
2002 | compunit.cu_pointer_size = byte_get (hdrptr, 1); | |
2003 | hdrptr += 1; | |
2b6f5997 CC |
2004 | |
2005 | if (do_types) | |
2006 | { | |
2007 | int i; | |
2008 | ||
2009 | for (i = 0; i < 8; i++) | |
2010 | { | |
2011 | signature[i] = byte_get (hdrptr, 1); | |
2012 | hdrptr += 1; | |
2013 | } | |
2014 | ||
2015 | type_offset = byte_get (hdrptr, offset_size); | |
2016 | hdrptr += offset_size; | |
2017 | } | |
2018 | ||
19e6b90e | 2019 | if ((do_loc || do_debug_loc || do_debug_ranges) |
2b6f5997 CC |
2020 | && num_debug_info_entries == 0 |
2021 | && ! do_types) | |
19e6b90e L |
2022 | { |
2023 | debug_information [unit].cu_offset = cu_offset; | |
2024 | debug_information [unit].pointer_size | |
2025 | = compunit.cu_pointer_size; | |
2026 | debug_information [unit].base_address = 0; | |
2027 | debug_information [unit].loc_offsets = NULL; | |
2028 | debug_information [unit].have_frame_base = NULL; | |
2029 | debug_information [unit].max_loc_offsets = 0; | |
2030 | debug_information [unit].num_loc_offsets = 0; | |
2031 | debug_information [unit].range_lists = NULL; | |
2032 | debug_information [unit].max_range_lists= 0; | |
2033 | debug_information [unit].num_range_lists = 0; | |
2034 | } | |
2035 | ||
19e6b90e L |
2036 | if (!do_loc) |
2037 | { | |
2038 | printf (_(" Compilation Unit @ offset 0x%lx:\n"), cu_offset); | |
cc86f28f NC |
2039 | printf (_(" Length: 0x%lx (%s)\n"), compunit.cu_length, |
2040 | initial_length_size == 8 ? "64-bit" : "32-bit"); | |
19e6b90e L |
2041 | printf (_(" Version: %d\n"), compunit.cu_version); |
2042 | printf (_(" Abbrev Offset: %ld\n"), compunit.cu_abbrev_offset); | |
2043 | printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size); | |
2b6f5997 CC |
2044 | if (do_types) |
2045 | { | |
2046 | int i; | |
2047 | printf (_(" Signature: ")); | |
2048 | for (i = 0; i < 8; i++) | |
2049 | printf ("%02x", signature[i]); | |
2050 | printf ("\n"); | |
2051 | printf (_(" Type Offset: 0x%lx\n"), type_offset); | |
2052 | } | |
19e6b90e L |
2053 | } |
2054 | ||
460c89ff NS |
2055 | if (cu_offset + compunit.cu_length + initial_length_size |
2056 | > section->size) | |
2057 | { | |
ec4d4525 NC |
2058 | warn (_("Debug info is corrupted, length of CU at %lx extends beyond end of section (length = %lx)\n"), |
2059 | cu_offset, compunit.cu_length); | |
460c89ff NS |
2060 | break; |
2061 | } | |
2062 | tags = hdrptr; | |
2063 | start += compunit.cu_length + initial_length_size; | |
2064 | ||
932fd279 JJ |
2065 | if (compunit.cu_version != 2 |
2066 | && compunit.cu_version != 3 | |
2067 | && compunit.cu_version != 4) | |
19e6b90e | 2068 | { |
1febe64d NC |
2069 | warn (_("CU at offset %lx contains corrupt or unsupported version number: %d.\n"), |
2070 | cu_offset, compunit.cu_version); | |
19e6b90e L |
2071 | continue; |
2072 | } | |
2073 | ||
2074 | free_abbrevs (); | |
2075 | ||
bfe2612a L |
2076 | /* Process the abbrevs used by this compilation unit. DWARF |
2077 | sections under Mach-O have non-zero addresses. */ | |
6f875884 | 2078 | if (compunit.cu_abbrev_offset >= debug_displays [abbrev_sec].section.size) |
ec4d4525 NC |
2079 | warn (_("Debug info is corrupted, abbrev offset (%lx) is larger than abbrev section size (%lx)\n"), |
2080 | (unsigned long) compunit.cu_abbrev_offset, | |
6f875884 | 2081 | (unsigned long) debug_displays [abbrev_sec].section.size); |
460c89ff NS |
2082 | else |
2083 | process_abbrev_section | |
6f875884 | 2084 | ((unsigned char *) debug_displays [abbrev_sec].section.start |
0ac6fba0 | 2085 | + compunit.cu_abbrev_offset, |
6f875884 TG |
2086 | (unsigned char *) debug_displays [abbrev_sec].section.start |
2087 | + debug_displays [abbrev_sec].section.size); | |
19e6b90e L |
2088 | |
2089 | level = 0; | |
2090 | while (tags < start) | |
2091 | { | |
2092 | unsigned int bytes_read; | |
2093 | unsigned long abbrev_number; | |
ec4d4525 | 2094 | unsigned long die_offset; |
19e6b90e L |
2095 | abbrev_entry *entry; |
2096 | abbrev_attr *attr; | |
2097 | ||
ec4d4525 NC |
2098 | die_offset = tags - section_begin; |
2099 | ||
19e6b90e L |
2100 | abbrev_number = read_leb128 (tags, & bytes_read, 0); |
2101 | tags += bytes_read; | |
2102 | ||
eb7cc021 JK |
2103 | /* A null DIE marks the end of a list of siblings or it may also be |
2104 | a section padding. */ | |
19e6b90e L |
2105 | if (abbrev_number == 0) |
2106 | { | |
eb7cc021 JK |
2107 | /* Check if it can be a section padding for the last CU. */ |
2108 | if (level == 0 && start == end) | |
2109 | { | |
2110 | unsigned char *chk; | |
2111 | ||
2112 | for (chk = tags; chk < start; chk++) | |
2113 | if (*chk != 0) | |
2114 | break; | |
2115 | if (chk == start) | |
2116 | break; | |
2117 | } | |
2118 | ||
19e6b90e | 2119 | --level; |
ec4d4525 NC |
2120 | if (level < 0) |
2121 | { | |
2122 | static unsigned num_bogus_warns = 0; | |
2123 | ||
2124 | if (num_bogus_warns < 3) | |
2125 | { | |
2126 | warn (_("Bogus end-of-siblings marker detected at offset %lx in .debug_info section\n"), | |
2127 | die_offset); | |
2128 | num_bogus_warns ++; | |
2129 | if (num_bogus_warns == 3) | |
2130 | warn (_("Further warnings about bogus end-of-sibling markers suppressed\n")); | |
2131 | } | |
2132 | } | |
19e6b90e L |
2133 | continue; |
2134 | } | |
2135 | ||
4b78141a NC |
2136 | if (!do_loc) |
2137 | printf (_(" <%d><%lx>: Abbrev Number: %lu"), | |
ec4d4525 | 2138 | level, die_offset, abbrev_number); |
cecf136e | 2139 | |
19e6b90e L |
2140 | /* Scan through the abbreviation list until we reach the |
2141 | correct entry. */ | |
2142 | for (entry = first_abbrev; | |
2143 | entry && entry->entry != abbrev_number; | |
2144 | entry = entry->next) | |
2145 | continue; | |
2146 | ||
2147 | if (entry == NULL) | |
2148 | { | |
4b78141a NC |
2149 | if (!do_loc) |
2150 | { | |
2151 | printf ("\n"); | |
2152 | fflush (stdout); | |
2153 | } | |
cc86f28f NC |
2154 | warn (_("DIE at offset %lx refers to abbreviation number %lu which does not exist\n"), |
2155 | die_offset, abbrev_number); | |
19e6b90e L |
2156 | return 0; |
2157 | } | |
2158 | ||
2159 | if (!do_loc) | |
4b78141a | 2160 | printf (_(" (%s)\n"), get_TAG_name (entry->tag)); |
cecf136e | 2161 | |
19e6b90e L |
2162 | switch (entry->tag) |
2163 | { | |
2164 | default: | |
2165 | need_base_address = 0; | |
2166 | break; | |
2167 | case DW_TAG_compile_unit: | |
2168 | need_base_address = 1; | |
2169 | break; | |
2170 | case DW_TAG_entry_point: | |
19e6b90e L |
2171 | case DW_TAG_subprogram: |
2172 | need_base_address = 0; | |
2173 | /* Assuming that there is no DW_AT_frame_base. */ | |
2174 | have_frame_base = 0; | |
2175 | break; | |
2176 | } | |
2177 | ||
2178 | for (attr = entry->first_attr; attr; attr = attr->next) | |
4b78141a NC |
2179 | { |
2180 | if (! do_loc) | |
2181 | /* Show the offset from where the tag was extracted. */ | |
750f03b7 | 2182 | printf (" <%2lx>", (unsigned long)(tags - section_begin)); |
4b78141a NC |
2183 | |
2184 | tags = read_and_display_attr (attr->attribute, | |
2185 | attr->form, | |
2186 | tags, cu_offset, | |
2187 | compunit.cu_pointer_size, | |
2188 | offset_size, | |
2189 | compunit.cu_version, | |
ec4d4525 | 2190 | debug_information + unit, |
6e3d6dc1 | 2191 | do_loc, section); |
4b78141a | 2192 | } |
cecf136e | 2193 | |
19e6b90e L |
2194 | if (entry->children) |
2195 | ++level; | |
2196 | } | |
2197 | } | |
cecf136e | 2198 | |
19e6b90e L |
2199 | /* Set num_debug_info_entries here so that it can be used to check if |
2200 | we need to process .debug_loc and .debug_ranges sections. */ | |
2201 | if ((do_loc || do_debug_loc || do_debug_ranges) | |
2b6f5997 CC |
2202 | && num_debug_info_entries == 0 |
2203 | && ! do_types) | |
19e6b90e | 2204 | num_debug_info_entries = num_units; |
cecf136e | 2205 | |
19e6b90e L |
2206 | if (!do_loc) |
2207 | { | |
2208 | printf ("\n"); | |
2209 | } | |
cecf136e | 2210 | |
19e6b90e L |
2211 | return 1; |
2212 | } | |
2213 | ||
2214 | /* Locate and scan the .debug_info section in the file and record the pointer | |
2215 | sizes and offsets for the compilation units in it. Usually an executable | |
2216 | will have just one pointer size, but this is not guaranteed, and so we try | |
2217 | not to make any assumptions. Returns zero upon failure, or the number of | |
2218 | compilation units upon success. */ | |
2219 | ||
2220 | static unsigned int | |
2221 | load_debug_info (void * file) | |
2222 | { | |
2223 | /* Reset the last pointer size so that we can issue correct error | |
2224 | messages if we are displaying the contents of more than one section. */ | |
2225 | last_pointer_size = 0; | |
2226 | warned_about_missing_comp_units = FALSE; | |
2227 | ||
1febe64d NC |
2228 | /* If we have already tried and failed to load the .debug_info |
2229 | section then do not bother to repear the task. */ | |
cc86f28f | 2230 | if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE) |
1febe64d NC |
2231 | return 0; |
2232 | ||
19e6b90e L |
2233 | /* If we already have the information there is nothing else to do. */ |
2234 | if (num_debug_info_entries > 0) | |
2235 | return num_debug_info_entries; | |
2236 | ||
2237 | if (load_debug_section (info, file) | |
6f875884 | 2238 | && process_debug_info (&debug_displays [info].section, file, abbrev, 1, 0)) |
19e6b90e | 2239 | return num_debug_info_entries; |
1febe64d | 2240 | |
cc86f28f | 2241 | num_debug_info_entries = DEBUG_INFO_UNAVAILABLE; |
1febe64d | 2242 | return 0; |
19e6b90e L |
2243 | } |
2244 | ||
19e6b90e | 2245 | static int |
a262ae96 NC |
2246 | display_debug_lines_raw (struct dwarf_section *section, |
2247 | unsigned char *data, | |
2248 | unsigned char *end) | |
19e6b90e L |
2249 | { |
2250 | unsigned char *start = section->start; | |
19e6b90e | 2251 | |
a262ae96 NC |
2252 | printf (_("Raw dump of debug contents of section %s:\n\n"), |
2253 | section->name); | |
19e6b90e L |
2254 | |
2255 | while (data < end) | |
2256 | { | |
91d6fa6a | 2257 | DWARF2_Internal_LineInfo linfo; |
19e6b90e L |
2258 | unsigned char *standard_opcodes; |
2259 | unsigned char *end_of_sequence; | |
2260 | unsigned char *hdrptr; | |
6523721c | 2261 | unsigned long hdroff; |
19e6b90e L |
2262 | int initial_length_size; |
2263 | int offset_size; | |
2264 | int i; | |
2265 | ||
2266 | hdrptr = data; | |
6523721c | 2267 | hdroff = hdrptr - start; |
19e6b90e L |
2268 | |
2269 | /* Check the length of the block. */ | |
91d6fa6a | 2270 | linfo.li_length = byte_get (hdrptr, 4); |
19e6b90e L |
2271 | hdrptr += 4; |
2272 | ||
91d6fa6a | 2273 | if (linfo.li_length == 0xffffffff) |
19e6b90e L |
2274 | { |
2275 | /* This section is 64-bit DWARF 3. */ | |
91d6fa6a | 2276 | linfo.li_length = byte_get (hdrptr, 8); |
19e6b90e L |
2277 | hdrptr += 8; |
2278 | offset_size = 8; | |
2279 | initial_length_size = 12; | |
2280 | } | |
2281 | else | |
2282 | { | |
2283 | offset_size = 4; | |
2284 | initial_length_size = 4; | |
2285 | } | |
2286 | ||
91d6fa6a | 2287 | if (linfo.li_length + initial_length_size > section->size) |
19e6b90e L |
2288 | { |
2289 | warn | |
cf13d699 NC |
2290 | (_("The information in section %s appears to be corrupt - the section is too small\n"), |
2291 | section->name); | |
19e6b90e L |
2292 | return 0; |
2293 | } | |
2294 | ||
2295 | /* Check its version number. */ | |
91d6fa6a | 2296 | linfo.li_version = byte_get (hdrptr, 2); |
19e6b90e | 2297 | hdrptr += 2; |
932fd279 JJ |
2298 | if (linfo.li_version != 2 |
2299 | && linfo.li_version != 3 | |
2300 | && linfo.li_version != 4) | |
19e6b90e | 2301 | { |
932fd279 | 2302 | warn (_("Only DWARF version 2, 3 and 4 line info is currently supported.\n")); |
19e6b90e L |
2303 | return 0; |
2304 | } | |
2305 | ||
91d6fa6a | 2306 | linfo.li_prologue_length = byte_get (hdrptr, offset_size); |
19e6b90e | 2307 | hdrptr += offset_size; |
91d6fa6a | 2308 | linfo.li_min_insn_length = byte_get (hdrptr, 1); |
19e6b90e | 2309 | hdrptr++; |
a233b20c JJ |
2310 | if (linfo.li_version >= 4) |
2311 | { | |
2312 | linfo.li_max_ops_per_insn = byte_get (hdrptr, 1); | |
2313 | hdrptr++; | |
2314 | if (linfo.li_max_ops_per_insn == 0) | |
2315 | { | |
2316 | warn (_("Invalid maximum operations per insn.\n")); | |
2317 | return 0; | |
2318 | } | |
2319 | } | |
2320 | else | |
2321 | linfo.li_max_ops_per_insn = 1; | |
91d6fa6a | 2322 | linfo.li_default_is_stmt = byte_get (hdrptr, 1); |
19e6b90e | 2323 | hdrptr++; |
91d6fa6a | 2324 | linfo.li_line_base = byte_get (hdrptr, 1); |
19e6b90e | 2325 | hdrptr++; |
91d6fa6a | 2326 | linfo.li_line_range = byte_get (hdrptr, 1); |
19e6b90e | 2327 | hdrptr++; |
91d6fa6a | 2328 | linfo.li_opcode_base = byte_get (hdrptr, 1); |
19e6b90e L |
2329 | hdrptr++; |
2330 | ||
2331 | /* Sign extend the line base field. */ | |
91d6fa6a NC |
2332 | linfo.li_line_base <<= 24; |
2333 | linfo.li_line_base >>= 24; | |
19e6b90e | 2334 | |
6523721c | 2335 | printf (_(" Offset: 0x%lx\n"), hdroff); |
91d6fa6a NC |
2336 | printf (_(" Length: %ld\n"), linfo.li_length); |
2337 | printf (_(" DWARF Version: %d\n"), linfo.li_version); | |
2338 | printf (_(" Prologue Length: %d\n"), linfo.li_prologue_length); | |
2339 | printf (_(" Minimum Instruction Length: %d\n"), linfo.li_min_insn_length); | |
a233b20c JJ |
2340 | if (linfo.li_version >= 4) |
2341 | printf (_(" Maximum Ops per Instruction: %d\n"), linfo.li_max_ops_per_insn); | |
91d6fa6a NC |
2342 | printf (_(" Initial value of 'is_stmt': %d\n"), linfo.li_default_is_stmt); |
2343 | printf (_(" Line Base: %d\n"), linfo.li_line_base); | |
2344 | printf (_(" Line Range: %d\n"), linfo.li_line_range); | |
2345 | printf (_(" Opcode Base: %d\n"), linfo.li_opcode_base); | |
19e6b90e | 2346 | |
91d6fa6a | 2347 | end_of_sequence = data + linfo.li_length + initial_length_size; |
19e6b90e | 2348 | |
91d6fa6a | 2349 | reset_state_machine (linfo.li_default_is_stmt); |
19e6b90e L |
2350 | |
2351 | /* Display the contents of the Opcodes table. */ | |
2352 | standard_opcodes = hdrptr; | |
2353 | ||
2354 | printf (_("\n Opcodes:\n")); | |
2355 | ||
91d6fa6a | 2356 | for (i = 1; i < linfo.li_opcode_base; i++) |
19e6b90e L |
2357 | printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]); |
2358 | ||
2359 | /* Display the contents of the Directory table. */ | |
91d6fa6a | 2360 | data = standard_opcodes + linfo.li_opcode_base - 1; |
19e6b90e L |
2361 | |
2362 | if (*data == 0) | |
2363 | printf (_("\n The Directory Table is empty.\n")); | |
2364 | else | |
2365 | { | |
2366 | printf (_("\n The Directory Table:\n")); | |
2367 | ||
2368 | while (*data != 0) | |
2369 | { | |
2370 | printf (_(" %s\n"), data); | |
2371 | ||
2372 | data += strlen ((char *) data) + 1; | |
2373 | } | |
2374 | } | |
2375 | ||
2376 | /* Skip the NUL at the end of the table. */ | |
2377 | data++; | |
2378 | ||
2379 | /* Display the contents of the File Name table. */ | |
2380 | if (*data == 0) | |
2381 | printf (_("\n The File Name Table is empty.\n")); | |
2382 | else | |
2383 | { | |
2384 | printf (_("\n The File Name Table:\n")); | |
2385 | printf (_(" Entry\tDir\tTime\tSize\tName\n")); | |
2386 | ||
2387 | while (*data != 0) | |
2388 | { | |
2389 | unsigned char *name; | |
2390 | unsigned int bytes_read; | |
2391 | ||
2392 | printf (_(" %d\t"), ++state_machine_regs.last_file_entry); | |
2393 | name = data; | |
2394 | ||
2395 | data += strlen ((char *) data) + 1; | |
2396 | ||
2397 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
2398 | data += bytes_read; | |
2399 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
2400 | data += bytes_read; | |
2401 | printf (_("%lu\t"), read_leb128 (data, & bytes_read, 0)); | |
2402 | data += bytes_read; | |
2403 | printf (_("%s\n"), name); | |
2404 | } | |
2405 | } | |
2406 | ||
2407 | /* Skip the NUL at the end of the table. */ | |
2408 | data++; | |
2409 | ||
2410 | /* Now display the statements. */ | |
2411 | printf (_("\n Line Number Statements:\n")); | |
2412 | ||
2413 | while (data < end_of_sequence) | |
2414 | { | |
2415 | unsigned char op_code; | |
2416 | int adv; | |
2417 | unsigned long int uladv; | |
2418 | unsigned int bytes_read; | |
2419 | ||
2420 | op_code = *data++; | |
2421 | ||
91d6fa6a | 2422 | if (op_code >= linfo.li_opcode_base) |
19e6b90e | 2423 | { |
91d6fa6a | 2424 | op_code -= linfo.li_opcode_base; |
a233b20c JJ |
2425 | uladv = (op_code / linfo.li_line_range); |
2426 | if (linfo.li_max_ops_per_insn == 1) | |
2427 | { | |
2428 | uladv *= linfo.li_min_insn_length; | |
2429 | state_machine_regs.address += uladv; | |
2430 | printf (_(" Special opcode %d: advance Address by %lu to 0x%lx"), | |
2431 | op_code, uladv, state_machine_regs.address); | |
2432 | } | |
2433 | else | |
2434 | { | |
2435 | state_machine_regs.address | |
2436 | += ((state_machine_regs.op_index + uladv) | |
2437 | / linfo.li_max_ops_per_insn) | |
2438 | * linfo.li_min_insn_length; | |
2439 | state_machine_regs.op_index | |
2440 | = (state_machine_regs.op_index + uladv) | |
2441 | % linfo.li_max_ops_per_insn; | |
2442 | printf (_(" Special opcode %d: advance Address by %lu to 0x%lx[%d]"), | |
2443 | op_code, uladv, state_machine_regs.address, | |
2444 | state_machine_regs.op_index); | |
2445 | } | |
91d6fa6a | 2446 | adv = (op_code % linfo.li_line_range) + linfo.li_line_base; |
19e6b90e L |
2447 | state_machine_regs.line += adv; |
2448 | printf (_(" and Line by %d to %d\n"), | |
2449 | adv, state_machine_regs.line); | |
2450 | } | |
2451 | else switch (op_code) | |
2452 | { | |
2453 | case DW_LNS_extended_op: | |
91d6fa6a | 2454 | data += process_extended_line_op (data, linfo.li_default_is_stmt); |
19e6b90e L |
2455 | break; |
2456 | ||
2457 | case DW_LNS_copy: | |
2458 | printf (_(" Copy\n")); | |
2459 | break; | |
2460 | ||
2461 | case DW_LNS_advance_pc: | |
2462 | uladv = read_leb128 (data, & bytes_read, 0); | |
19e6b90e | 2463 | data += bytes_read; |
a233b20c JJ |
2464 | if (linfo.li_max_ops_per_insn == 1) |
2465 | { | |
2466 | uladv *= linfo.li_min_insn_length; | |
2467 | state_machine_regs.address += uladv; | |
2468 | printf (_(" Advance PC by %lu to 0x%lx\n"), uladv, | |
2469 | state_machine_regs.address); | |
2470 | } | |
2471 | else | |
2472 | { | |
2473 | state_machine_regs.address | |
2474 | += ((state_machine_regs.op_index + uladv) | |
2475 | / linfo.li_max_ops_per_insn) | |
2476 | * linfo.li_min_insn_length; | |
2477 | state_machine_regs.op_index | |
2478 | = (state_machine_regs.op_index + uladv) | |
2479 | % linfo.li_max_ops_per_insn; | |
2480 | printf (_(" Advance PC by %lu to 0x%lx[%d]\n"), uladv, | |
2481 | state_machine_regs.address, | |
2482 | state_machine_regs.op_index); | |
2483 | } | |
19e6b90e L |
2484 | break; |
2485 | ||
2486 | case DW_LNS_advance_line: | |
2487 | adv = read_leb128 (data, & bytes_read, 1); | |
2488 | data += bytes_read; | |
2489 | state_machine_regs.line += adv; | |
2490 | printf (_(" Advance Line by %d to %d\n"), adv, | |
2491 | state_machine_regs.line); | |
2492 | break; | |
2493 | ||
2494 | case DW_LNS_set_file: | |
2495 | adv = read_leb128 (data, & bytes_read, 0); | |
2496 | data += bytes_read; | |
2497 | printf (_(" Set File Name to entry %d in the File Name Table\n"), | |
2498 | adv); | |
2499 | state_machine_regs.file = adv; | |
2500 | break; | |
2501 | ||
2502 | case DW_LNS_set_column: | |
2503 | uladv = read_leb128 (data, & bytes_read, 0); | |
2504 | data += bytes_read; | |
2505 | printf (_(" Set column to %lu\n"), uladv); | |
2506 | state_machine_regs.column = uladv; | |
2507 | break; | |
2508 | ||
2509 | case DW_LNS_negate_stmt: | |
2510 | adv = state_machine_regs.is_stmt; | |
2511 | adv = ! adv; | |
2512 | printf (_(" Set is_stmt to %d\n"), adv); | |
2513 | state_machine_regs.is_stmt = adv; | |
2514 | break; | |
2515 | ||
2516 | case DW_LNS_set_basic_block: | |
2517 | printf (_(" Set basic block\n")); | |
2518 | state_machine_regs.basic_block = 1; | |
2519 | break; | |
2520 | ||
2521 | case DW_LNS_const_add_pc: | |
a233b20c JJ |
2522 | uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range); |
2523 | if (linfo.li_max_ops_per_insn) | |
2524 | { | |
2525 | uladv *= linfo.li_min_insn_length; | |
2526 | state_machine_regs.address += uladv; | |
2527 | printf (_(" Advance PC by constant %lu to 0x%lx\n"), uladv, | |
2528 | state_machine_regs.address); | |
2529 | } | |
2530 | else | |
2531 | { | |
2532 | state_machine_regs.address | |
2533 | += ((state_machine_regs.op_index + uladv) | |
2534 | / linfo.li_max_ops_per_insn) | |
2535 | * linfo.li_min_insn_length; | |
2536 | state_machine_regs.op_index | |
2537 | = (state_machine_regs.op_index + uladv) | |
2538 | % linfo.li_max_ops_per_insn; | |
2539 | printf (_(" Advance PC by constant %lu to 0x%lx[%d]\n"), | |
2540 | uladv, state_machine_regs.address, | |
2541 | state_machine_regs.op_index); | |
2542 | } | |
19e6b90e L |
2543 | break; |
2544 | ||
2545 | case DW_LNS_fixed_advance_pc: | |
2546 | uladv = byte_get (data, 2); | |
2547 | data += 2; | |
2548 | state_machine_regs.address += uladv; | |
a233b20c | 2549 | state_machine_regs.op_index = 0; |
19e6b90e L |
2550 | printf (_(" Advance PC by fixed size amount %lu to 0x%lx\n"), |
2551 | uladv, state_machine_regs.address); | |
2552 | break; | |
2553 | ||
2554 | case DW_LNS_set_prologue_end: | |
2555 | printf (_(" Set prologue_end to true\n")); | |
2556 | break; | |
2557 | ||
2558 | case DW_LNS_set_epilogue_begin: | |
2559 | printf (_(" Set epilogue_begin to true\n")); | |
2560 | break; | |
2561 | ||
2562 | case DW_LNS_set_isa: | |
2563 | uladv = read_leb128 (data, & bytes_read, 0); | |
2564 | data += bytes_read; | |
2565 | printf (_(" Set ISA to %lu\n"), uladv); | |
2566 | break; | |
2567 | ||
2568 | default: | |
2569 | printf (_(" Unknown opcode %d with operands: "), op_code); | |
2570 | ||
2571 | for (i = standard_opcodes[op_code - 1]; i > 0 ; --i) | |
2572 | { | |
2573 | printf ("0x%lx%s", read_leb128 (data, &bytes_read, 0), | |
2574 | i == 1 ? "" : ", "); | |
2575 | data += bytes_read; | |
2576 | } | |
2577 | putchar ('\n'); | |
2578 | break; | |
2579 | } | |
2580 | } | |
2581 | putchar ('\n'); | |
2582 | } | |
2583 | ||
2584 | return 1; | |
2585 | } | |
2586 | ||
a262ae96 NC |
2587 | typedef struct |
2588 | { | |
2589 | unsigned char *name; | |
2590 | unsigned int directory_index; | |
2591 | unsigned int modification_date; | |
2592 | unsigned int length; | |
2593 | } File_Entry; | |
2594 | ||
2595 | /* Output a decoded representation of the .debug_line section. */ | |
2596 | ||
2597 | static int | |
2598 | display_debug_lines_decoded (struct dwarf_section *section, | |
2599 | unsigned char *data, | |
2600 | unsigned char *end) | |
2601 | { | |
2602 | printf (_("Decoded dump of debug contents of section %s:\n\n"), | |
2603 | section->name); | |
2604 | ||
2605 | while (data < end) | |
2606 | { | |
2607 | /* This loop amounts to one iteration per compilation unit. */ | |
91d6fa6a | 2608 | DWARF2_Internal_LineInfo linfo; |
a262ae96 NC |
2609 | unsigned char *standard_opcodes; |
2610 | unsigned char *end_of_sequence; | |
2611 | unsigned char *hdrptr; | |
2612 | int initial_length_size; | |
2613 | int offset_size; | |
2614 | int i; | |
2615 | File_Entry *file_table = NULL; | |
2616 | unsigned char **directory_table = NULL; | |
a262ae96 NC |
2617 | |
2618 | hdrptr = data; | |
2619 | ||
2620 | /* Extract information from the Line Number Program Header. | |
2621 | (section 6.2.4 in the Dwarf3 doc). */ | |
2622 | ||
2623 | /* Get the length of this CU's line number information block. */ | |
91d6fa6a | 2624 | linfo.li_length = byte_get (hdrptr, 4); |
a262ae96 NC |
2625 | hdrptr += 4; |
2626 | ||
91d6fa6a | 2627 | if (linfo.li_length == 0xffffffff) |
a262ae96 NC |
2628 | { |
2629 | /* This section is 64-bit DWARF 3. */ | |
91d6fa6a | 2630 | linfo.li_length = byte_get (hdrptr, 8); |
a262ae96 NC |
2631 | hdrptr += 8; |
2632 | offset_size = 8; | |
2633 | initial_length_size = 12; | |
2634 | } | |
2635 | else | |
2636 | { | |
2637 | offset_size = 4; | |
2638 | initial_length_size = 4; | |
2639 | } | |
2640 | ||
91d6fa6a | 2641 | if (linfo.li_length + initial_length_size > section->size) |
a262ae96 NC |
2642 | { |
2643 | warn (_("The line info appears to be corrupt - " | |
2644 | "the section is too small\n")); | |
2645 | return 0; | |
2646 | } | |
2647 | ||
2648 | /* Get this CU's Line Number Block version number. */ | |
91d6fa6a | 2649 | linfo.li_version = byte_get (hdrptr, 2); |
a262ae96 | 2650 | hdrptr += 2; |
932fd279 JJ |
2651 | if (linfo.li_version != 2 |
2652 | && linfo.li_version != 3 | |
2653 | && linfo.li_version != 4) | |
a262ae96 | 2654 | { |
932fd279 | 2655 | warn (_("Only DWARF version 2, 3 and 4 line info is currently " |
a262ae96 NC |
2656 | "supported.\n")); |
2657 | return 0; | |
2658 | } | |
2659 | ||
91d6fa6a | 2660 | linfo.li_prologue_length = byte_get (hdrptr, offset_size); |
a262ae96 | 2661 | hdrptr += offset_size; |
91d6fa6a | 2662 | linfo.li_min_insn_length = byte_get (hdrptr, 1); |
a262ae96 | 2663 | hdrptr++; |
a233b20c JJ |
2664 | if (linfo.li_version >= 4) |
2665 | { | |
2666 | linfo.li_max_ops_per_insn = byte_get (hdrptr, 1); | |
2667 | hdrptr++; | |
2668 | if (linfo.li_max_ops_per_insn == 0) | |
2669 | { | |
2670 | warn (_("Invalid maximum operations per insn.\n")); | |
2671 | return 0; | |
2672 | } | |
2673 | } | |
2674 | else | |
2675 | linfo.li_max_ops_per_insn = 1; | |
91d6fa6a | 2676 | linfo.li_default_is_stmt = byte_get (hdrptr, 1); |
a262ae96 | 2677 | hdrptr++; |
91d6fa6a | 2678 | linfo.li_line_base = byte_get (hdrptr, 1); |
a262ae96 | 2679 | hdrptr++; |
91d6fa6a | 2680 | linfo.li_line_range = byte_get (hdrptr, 1); |
a262ae96 | 2681 | hdrptr++; |
91d6fa6a | 2682 | linfo.li_opcode_base = byte_get (hdrptr, 1); |
a262ae96 NC |
2683 | hdrptr++; |
2684 | ||
2685 | /* Sign extend the line base field. */ | |
91d6fa6a NC |
2686 | linfo.li_line_base <<= 24; |
2687 | linfo.li_line_base >>= 24; | |
a262ae96 NC |
2688 | |
2689 | /* Find the end of this CU's Line Number Information Block. */ | |
91d6fa6a | 2690 | end_of_sequence = data + linfo.li_length + initial_length_size; |
a262ae96 | 2691 | |
91d6fa6a | 2692 | reset_state_machine (linfo.li_default_is_stmt); |
a262ae96 NC |
2693 | |
2694 | /* Save a pointer to the contents of the Opcodes table. */ | |
2695 | standard_opcodes = hdrptr; | |
2696 | ||
2697 | /* Traverse the Directory table just to count entries. */ | |
91d6fa6a | 2698 | data = standard_opcodes + linfo.li_opcode_base - 1; |
a262ae96 NC |
2699 | if (*data != 0) |
2700 | { | |
2701 | unsigned int n_directories = 0; | |
2702 | unsigned char *ptr_directory_table = data; | |
a262ae96 NC |
2703 | |
2704 | while (*data != 0) | |
2705 | { | |
2706 | data += strlen ((char *) data) + 1; | |
2707 | n_directories++; | |
2708 | } | |
2709 | ||
2710 | /* Go through the directory table again to save the directories. */ | |
3f5e193b NC |
2711 | directory_table = (unsigned char **) |
2712 | xmalloc (n_directories * sizeof (unsigned char *)); | |
a262ae96 NC |
2713 | |
2714 | i = 0; | |
2715 | while (*ptr_directory_table != 0) | |
2716 | { | |
2717 | directory_table[i] = ptr_directory_table; | |
2718 | ptr_directory_table += strlen ((char *) ptr_directory_table) + 1; | |
2719 | i++; | |
2720 | } | |
2721 | } | |
2722 | /* Skip the NUL at the end of the table. */ | |
2723 | data++; | |
2724 | ||
2725 | /* Traverse the File Name table just to count the entries. */ | |
2726 | if (*data != 0) | |
2727 | { | |
2728 | unsigned int n_files = 0; | |
2729 | unsigned char *ptr_file_name_table = data; | |
a262ae96 NC |
2730 | |
2731 | while (*data != 0) | |
2732 | { | |
2733 | unsigned int bytes_read; | |
2734 | ||
2735 | /* Skip Name, directory index, last modification time and length | |
2736 | of file. */ | |
2737 | data += strlen ((char *) data) + 1; | |
2738 | read_leb128 (data, & bytes_read, 0); | |
2739 | data += bytes_read; | |
2740 | read_leb128 (data, & bytes_read, 0); | |
2741 | data += bytes_read; | |
2742 | read_leb128 (data, & bytes_read, 0); | |
2743 | data += bytes_read; | |
2744 | ||
2745 | n_files++; | |
2746 | } | |
2747 | ||
2748 | /* Go through the file table again to save the strings. */ | |
3f5e193b | 2749 | file_table = (File_Entry *) xmalloc (n_files * sizeof (File_Entry)); |
a262ae96 NC |
2750 | |
2751 | i = 0; | |
2752 | while (*ptr_file_name_table != 0) | |
2753 | { | |
2754 | unsigned int bytes_read; | |
2755 | ||
2756 | file_table[i].name = ptr_file_name_table; | |
2757 | ptr_file_name_table += strlen ((char *) ptr_file_name_table) + 1; | |
2758 | ||
2759 | /* We are not interested in directory, time or size. */ | |
2760 | file_table[i].directory_index = read_leb128 (ptr_file_name_table, | |
2761 | & bytes_read, 0); | |
2762 | ptr_file_name_table += bytes_read; | |
2763 | file_table[i].modification_date = read_leb128 (ptr_file_name_table, | |
2764 | & bytes_read, 0); | |
2765 | ptr_file_name_table += bytes_read; | |
2766 | file_table[i].length = read_leb128 (ptr_file_name_table, & bytes_read, 0); | |
2767 | ptr_file_name_table += bytes_read; | |
2768 | i++; | |
2769 | } | |
2770 | i = 0; | |
2771 | ||
2772 | /* Print the Compilation Unit's name and a header. */ | |
2773 | if (directory_table == NULL) | |
2774 | { | |
2775 | printf (_("CU: %s:\n"), file_table[0].name); | |
2776 | printf (_("File name Line number Starting address\n")); | |
2777 | } | |
2778 | else | |
2779 | { | |
2780 | if (do_wide || strlen ((char *) directory_table[0]) < 76) | |
2781 | { | |
2782 | printf (_("CU: %s/%s:\n"), directory_table[0], | |
2783 | file_table[0].name); | |
2784 | } | |
2785 | else | |
2786 | { | |
2787 | printf (_("%s:\n"), file_table[0].name); | |
2788 | } | |
2789 | printf (_("File name Line number Starting address\n")); | |
2790 | } | |
2791 | } | |
2792 | ||
2793 | /* Skip the NUL at the end of the table. */ | |
2794 | data++; | |
2795 | ||
2796 | /* This loop iterates through the Dwarf Line Number Program. */ | |
2797 | while (data < end_of_sequence) | |
2798 | { | |
2799 | unsigned char op_code; | |
2800 | int adv; | |
2801 | unsigned long int uladv; | |
2802 | unsigned int bytes_read; | |
2803 | int is_special_opcode = 0; | |
2804 | ||
2805 | op_code = *data++; | |
a262ae96 | 2806 | |
91d6fa6a | 2807 | if (op_code >= linfo.li_opcode_base) |
a262ae96 | 2808 | { |
91d6fa6a | 2809 | op_code -= linfo.li_opcode_base; |
a233b20c JJ |
2810 | uladv = (op_code / linfo.li_line_range); |
2811 | if (linfo.li_max_ops_per_insn == 1) | |
2812 | { | |
2813 | uladv *= linfo.li_min_insn_length; | |
2814 | state_machine_regs.address += uladv; | |
2815 | } | |
2816 | else | |
2817 | { | |
2818 | state_machine_regs.address | |
2819 | += ((state_machine_regs.op_index + uladv) | |
2820 | / linfo.li_max_ops_per_insn) | |
2821 | * linfo.li_min_insn_length; | |
2822 | state_machine_regs.op_index | |
2823 | = (state_machine_regs.op_index + uladv) | |
2824 | % linfo.li_max_ops_per_insn; | |
2825 | } | |
a262ae96 | 2826 | |
91d6fa6a | 2827 | adv = (op_code % linfo.li_line_range) + linfo.li_line_base; |
a262ae96 NC |
2828 | state_machine_regs.line += adv; |
2829 | is_special_opcode = 1; | |
2830 | } | |
2831 | else switch (op_code) | |
2832 | { | |
2833 | case DW_LNS_extended_op: | |
2834 | { | |
2835 | unsigned int ext_op_code_len; | |
a262ae96 NC |
2836 | unsigned char ext_op_code; |
2837 | unsigned char *op_code_data = data; | |
2838 | ||
2839 | ext_op_code_len = read_leb128 (op_code_data, &bytes_read, 0); | |
2840 | op_code_data += bytes_read; | |
2841 | ||
2842 | if (ext_op_code_len == 0) | |
2843 | { | |
2844 | warn (_("badly formed extended line op encountered!\n")); | |
2845 | break; | |
2846 | } | |
2847 | ext_op_code_len += bytes_read; | |
2848 | ext_op_code = *op_code_data++; | |
2849 | ||
2850 | switch (ext_op_code) | |
2851 | { | |
2852 | case DW_LNE_end_sequence: | |
91d6fa6a | 2853 | reset_state_machine (linfo.li_default_is_stmt); |
a262ae96 NC |
2854 | break; |
2855 | case DW_LNE_set_address: | |
2856 | state_machine_regs.address = | |
2857 | byte_get (op_code_data, ext_op_code_len - bytes_read - 1); | |
a233b20c | 2858 | state_machine_regs.op_index = 0; |
a262ae96 NC |
2859 | break; |
2860 | case DW_LNE_define_file: | |
2861 | { | |
2862 | unsigned int dir_index = 0; | |
2863 | ||
2864 | ++state_machine_regs.last_file_entry; | |
2865 | op_code_data += strlen ((char *) op_code_data) + 1; | |
2866 | dir_index = read_leb128 (op_code_data, & bytes_read, 0); | |
2867 | op_code_data += bytes_read; | |
2868 | read_leb128 (op_code_data, & bytes_read, 0); | |
2869 | op_code_data += bytes_read; | |
2870 | read_leb128 (op_code_data, & bytes_read, 0); | |
2871 | ||
2872 | printf (_("%s:\n"), directory_table[dir_index]); | |
2873 | break; | |
2874 | } | |
2875 | default: | |
2876 | printf (_("UNKNOWN: length %d\n"), ext_op_code_len - bytes_read); | |
2877 | break; | |
2878 | } | |
2879 | data += ext_op_code_len; | |
2880 | break; | |
2881 | } | |
2882 | case DW_LNS_copy: | |
2883 | break; | |
2884 | ||
2885 | case DW_LNS_advance_pc: | |
2886 | uladv = read_leb128 (data, & bytes_read, 0); | |
a262ae96 | 2887 | data += bytes_read; |
a233b20c JJ |
2888 | if (linfo.li_max_ops_per_insn == 1) |
2889 | { | |
2890 | uladv *= linfo.li_min_insn_length; | |
2891 | state_machine_regs.address += uladv; | |
2892 | } | |
2893 | else | |
2894 | { | |
2895 | state_machine_regs.address | |
2896 | += ((state_machine_regs.op_index + uladv) | |
2897 | / linfo.li_max_ops_per_insn) | |
2898 | * linfo.li_min_insn_length; | |
2899 | state_machine_regs.op_index | |
2900 | = (state_machine_regs.op_index + uladv) | |
2901 | % linfo.li_max_ops_per_insn; | |
2902 | } | |
a262ae96 NC |
2903 | break; |
2904 | ||
2905 | case DW_LNS_advance_line: | |
2906 | adv = read_leb128 (data, & bytes_read, 1); | |
2907 | data += bytes_read; | |
2908 | state_machine_regs.line += adv; | |
2909 | break; | |
2910 | ||
2911 | case DW_LNS_set_file: | |
2912 | adv = read_leb128 (data, & bytes_read, 0); | |
2913 | data += bytes_read; | |
2914 | state_machine_regs.file = adv; | |
2915 | if (file_table[state_machine_regs.file - 1].directory_index == 0) | |
2916 | { | |
2917 | /* If directory index is 0, that means current directory. */ | |
2918 | printf (_("\n./%s:[++]\n"), | |
2919 | file_table[state_machine_regs.file - 1].name); | |
2920 | } | |
2921 | else | |
2922 | { | |
2923 | /* The directory index starts counting at 1. */ | |
2924 | printf (_("\n%s/%s:\n"), | |
2925 | directory_table[file_table[state_machine_regs.file - 1].directory_index - 1], | |
2926 | file_table[state_machine_regs.file - 1].name); | |
2927 | } | |
2928 | break; | |
2929 | ||
2930 | case DW_LNS_set_column: | |
2931 | uladv = read_leb128 (data, & bytes_read, 0); | |
2932 | data += bytes_read; | |
2933 | state_machine_regs.column = uladv; | |
2934 | break; | |
2935 | ||
2936 | case DW_LNS_negate_stmt: | |
2937 | adv = state_machine_regs.is_stmt; | |
2938 | adv = ! adv; | |
2939 | state_machine_regs.is_stmt = adv; | |
2940 | break; | |
2941 | ||
2942 | case DW_LNS_set_basic_block: | |
2943 | state_machine_regs.basic_block = 1; | |
2944 | break; | |
2945 | ||
2946 | case DW_LNS_const_add_pc: | |
a233b20c JJ |
2947 | uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range); |
2948 | if (linfo.li_max_ops_per_insn == 1) | |
2949 | { | |
2950 | uladv *= linfo.li_min_insn_length; | |
2951 | state_machine_regs.address += uladv; | |
2952 | } | |
2953 | else | |
2954 | { | |
2955 | state_machine_regs.address | |
2956 | += ((state_machine_regs.op_index + uladv) | |
2957 | / linfo.li_max_ops_per_insn) | |
2958 | * linfo.li_min_insn_length; | |
2959 | state_machine_regs.op_index | |
2960 | = (state_machine_regs.op_index + uladv) | |
2961 | % linfo.li_max_ops_per_insn; | |
2962 | } | |
a262ae96 NC |
2963 | break; |
2964 | ||
2965 | case DW_LNS_fixed_advance_pc: | |
2966 | uladv = byte_get (data, 2); | |
2967 | data += 2; | |
2968 | state_machine_regs.address += uladv; | |
a233b20c | 2969 | state_machine_regs.op_index = 0; |
a262ae96 NC |
2970 | break; |
2971 | ||
2972 | case DW_LNS_set_prologue_end: | |
2973 | break; | |
2974 | ||
2975 | case DW_LNS_set_epilogue_begin: | |
2976 | break; | |
2977 | ||
2978 | case DW_LNS_set_isa: | |
2979 | uladv = read_leb128 (data, & bytes_read, 0); | |
2980 | data += bytes_read; | |
2981 | printf (_(" Set ISA to %lu\n"), uladv); | |
2982 | break; | |
2983 | ||
2984 | default: | |
2985 | printf (_(" Unknown opcode %d with operands: "), op_code); | |
2986 | ||
2987 | for (i = standard_opcodes[op_code - 1]; i > 0 ; --i) | |
2988 | { | |
2989 | printf ("0x%lx%s", read_leb128 (data, &bytes_read, 0), | |
2990 | i == 1 ? "" : ", "); | |
2991 | data += bytes_read; | |
2992 | } | |
2993 | putchar ('\n'); | |
2994 | break; | |
2995 | } | |
2996 | ||
2997 | /* Only Special opcodes, DW_LNS_copy and DW_LNE_end_sequence adds a row | |
2998 | to the DWARF address/line matrix. */ | |
2999 | if ((is_special_opcode) || (op_code == DW_LNE_end_sequence) | |
3000 | || (op_code == DW_LNS_copy)) | |
3001 | { | |
3002 | const unsigned int MAX_FILENAME_LENGTH = 35; | |
3003 | char *fileName = (char *)file_table[state_machine_regs.file - 1].name; | |
3004 | char *newFileName = NULL; | |
3005 | size_t fileNameLength = strlen (fileName); | |
3006 | ||
3007 | if ((fileNameLength > MAX_FILENAME_LENGTH) && (!do_wide)) | |
3008 | { | |
3f5e193b | 3009 | newFileName = (char *) xmalloc (MAX_FILENAME_LENGTH + 1); |
a262ae96 NC |
3010 | /* Truncate file name */ |
3011 | strncpy (newFileName, | |
3012 | fileName + fileNameLength - MAX_FILENAME_LENGTH, | |
3013 | MAX_FILENAME_LENGTH + 1); | |
3014 | } | |
3015 | else | |
3016 | { | |
3f5e193b | 3017 | newFileName = (char *) xmalloc (fileNameLength + 1); |
a262ae96 NC |
3018 | strncpy (newFileName, fileName, fileNameLength + 1); |
3019 | } | |
3020 | ||
3021 | if (!do_wide || (fileNameLength <= MAX_FILENAME_LENGTH)) | |
3022 | { | |
a233b20c JJ |
3023 | if (linfo.li_max_ops_per_insn == 1) |
3024 | printf (_("%-35s %11d %#18lx\n"), newFileName, | |
3025 | state_machine_regs.line, | |
3026 | state_machine_regs.address); | |
3027 | else | |
3028 | printf (_("%-35s %11d %#18lx[%d]\n"), newFileName, | |
3029 | state_machine_regs.line, | |
3030 | state_machine_regs.address, | |
3031 | state_machine_regs.op_index); | |
a262ae96 NC |
3032 | } |
3033 | else | |
3034 | { | |
a233b20c JJ |
3035 | if (linfo.li_max_ops_per_insn == 1) |
3036 | printf (_("%s %11d %#18lx\n"), newFileName, | |
3037 | state_machine_regs.line, | |
3038 | state_machine_regs.address); | |
3039 | else | |
3040 | printf (_("%s %11d %#18lx[%d]\n"), newFileName, | |
3041 | state_machine_regs.line, | |
3042 | state_machine_regs.address, | |
3043 | state_machine_regs.op_index); | |
a262ae96 NC |
3044 | } |
3045 | ||
3046 | if (op_code == DW_LNE_end_sequence) | |
3047 | printf ("\n"); | |
3048 | ||
3049 | free (newFileName); | |
3050 | } | |
3051 | } | |
3052 | free (file_table); | |
3053 | file_table = NULL; | |
3054 | free (directory_table); | |
3055 | directory_table = NULL; | |
3056 | putchar ('\n'); | |
3057 | } | |
3058 | ||
3059 | return 1; | |
3060 | } | |
3061 | ||
3062 | static int | |
1c4cc746 | 3063 | display_debug_lines (struct dwarf_section *section, void *file ATTRIBUTE_UNUSED) |
a262ae96 NC |
3064 | { |
3065 | unsigned char *data = section->start; | |
3066 | unsigned char *end = data + section->size; | |
4cb93e3b TG |
3067 | int retValRaw = 1; |
3068 | int retValDecoded = 1; | |
a262ae96 | 3069 | |
008f4c78 NC |
3070 | if (do_debug_lines == 0) |
3071 | do_debug_lines |= FLAG_DEBUG_LINES_RAW; | |
3072 | ||
4cb93e3b | 3073 | if (do_debug_lines & FLAG_DEBUG_LINES_RAW) |
a262ae96 NC |
3074 | retValRaw = display_debug_lines_raw (section, data, end); |
3075 | ||
4cb93e3b | 3076 | if (do_debug_lines & FLAG_DEBUG_LINES_DECODED) |
a262ae96 NC |
3077 | retValDecoded = display_debug_lines_decoded (section, data, end); |
3078 | ||
4cb93e3b | 3079 | if (!retValRaw || !retValDecoded) |
a262ae96 NC |
3080 | return 0; |
3081 | ||
3082 | return 1; | |
3083 | } | |
3084 | ||
6e3d6dc1 NC |
3085 | static debug_info * |
3086 | find_debug_info_for_offset (unsigned long offset) | |
3087 | { | |
3088 | unsigned int i; | |
3089 | ||
3090 | if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE) | |
3091 | return NULL; | |
3092 | ||
3093 | for (i = 0; i < num_debug_info_entries; i++) | |
3094 | if (debug_information[i].cu_offset == offset) | |
3095 | return debug_information + i; | |
3096 | ||
3097 | return NULL; | |
3098 | } | |
3099 | ||
19e6b90e L |
3100 | static int |
3101 | display_debug_pubnames (struct dwarf_section *section, | |
3102 | void *file ATTRIBUTE_UNUSED) | |
3103 | { | |
91d6fa6a | 3104 | DWARF2_Internal_PubNames names; |
19e6b90e L |
3105 | unsigned char *start = section->start; |
3106 | unsigned char *end = start + section->size; | |
3107 | ||
6e3d6dc1 NC |
3108 | /* It does not matter if this load fails, |
3109 | we test for that later on. */ | |
3110 | load_debug_info (file); | |
3111 | ||
19e6b90e L |
3112 | printf (_("Contents of the %s section:\n\n"), section->name); |
3113 | ||
3114 | while (start < end) | |
3115 | { | |
3116 | unsigned char *data; | |
3117 | unsigned long offset; | |
3118 | int offset_size, initial_length_size; | |
3119 | ||
3120 | data = start; | |
3121 | ||
91d6fa6a | 3122 | names.pn_length = byte_get (data, 4); |
19e6b90e | 3123 | data += 4; |
91d6fa6a | 3124 | if (names.pn_length == 0xffffffff) |
19e6b90e | 3125 | { |
91d6fa6a | 3126 | names.pn_length = byte_get (data, 8); |
19e6b90e L |
3127 | data += 8; |
3128 | offset_size = 8; | |
3129 | initial_length_size = 12; | |
3130 | } | |
3131 | else | |
3132 | { | |
3133 | offset_size = 4; | |
3134 | initial_length_size = 4; | |
3135 | } | |
3136 | ||
91d6fa6a | 3137 | names.pn_version = byte_get (data, 2); |
19e6b90e | 3138 | data += 2; |
6e3d6dc1 | 3139 | |
91d6fa6a | 3140 | names.pn_offset = byte_get (data, offset_size); |
19e6b90e | 3141 | data += offset_size; |
6e3d6dc1 NC |
3142 | |
3143 | if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE | |
3144 | && num_debug_info_entries > 0 | |
91d6fa6a | 3145 | && find_debug_info_for_offset (names.pn_offset) == NULL) |
6e3d6dc1 | 3146 | warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"), |
91d6fa6a | 3147 | names.pn_offset, section->name); |
cecf136e | 3148 | |
91d6fa6a | 3149 | names.pn_size = byte_get (data, offset_size); |
19e6b90e L |
3150 | data += offset_size; |
3151 | ||
91d6fa6a | 3152 | start += names.pn_length + initial_length_size; |
19e6b90e | 3153 | |
91d6fa6a | 3154 | if (names.pn_version != 2 && names.pn_version != 3) |
19e6b90e L |
3155 | { |
3156 | static int warned = 0; | |
3157 | ||
3158 | if (! warned) | |
3159 | { | |
3160 | warn (_("Only DWARF 2 and 3 pubnames are currently supported\n")); | |
3161 | warned = 1; | |
3162 | } | |
3163 | ||
3164 | continue; | |
3165 | } | |
3166 | ||
3167 | printf (_(" Length: %ld\n"), | |
91d6fa6a | 3168 | names.pn_length); |
19e6b90e | 3169 | printf (_(" Version: %d\n"), |
91d6fa6a | 3170 | names.pn_version); |
6e3d6dc1 | 3171 | printf (_(" Offset into .debug_info section: 0x%lx\n"), |
91d6fa6a | 3172 | names.pn_offset); |
19e6b90e | 3173 | printf (_(" Size of area in .debug_info section: %ld\n"), |
91d6fa6a | 3174 | names.pn_size); |
19e6b90e L |
3175 | |
3176 | printf (_("\n Offset\tName\n")); | |
3177 | ||
3178 | do | |
3179 | { | |
3180 | offset = byte_get (data, offset_size); | |
3181 | ||
3182 | if (offset != 0) | |
3183 | { | |
3184 | data += offset_size; | |
80c35038 | 3185 | printf (" %-6lx\t%s\n", offset, data); |
19e6b90e L |
3186 | data += strlen ((char *) data) + 1; |
3187 | } | |
3188 | } | |
3189 | while (offset != 0); | |
3190 | } | |
3191 | ||
3192 | printf ("\n"); | |
3193 | return 1; | |
3194 | } | |
3195 | ||
3196 | static int | |
3197 | display_debug_macinfo (struct dwarf_section *section, | |
3198 | void *file ATTRIBUTE_UNUSED) | |
3199 | { | |
3200 | unsigned char *start = section->start; | |
3201 | unsigned char *end = start + section->size; | |
3202 | unsigned char *curr = start; | |
3203 | unsigned int bytes_read; | |
3204 | enum dwarf_macinfo_record_type op; | |
3205 | ||
3206 | printf (_("Contents of the %s section:\n\n"), section->name); | |
3207 | ||
3208 | while (curr < end) | |
3209 | { | |
3210 | unsigned int lineno; | |
3211 | const char *string; | |
3212 | ||
3f5e193b | 3213 | op = (enum dwarf_macinfo_record_type) *curr; |
19e6b90e L |
3214 | curr++; |
3215 | ||
3216 | switch (op) | |
3217 | { | |
3218 | case DW_MACINFO_start_file: | |
3219 | { | |
3220 | unsigned int filenum; | |
3221 | ||
3222 | lineno = read_leb128 (curr, & bytes_read, 0); | |
3223 | curr += bytes_read; | |
3224 | filenum = read_leb128 (curr, & bytes_read, 0); | |
3225 | curr += bytes_read; | |
3226 | ||
3227 | printf (_(" DW_MACINFO_start_file - lineno: %d filenum: %d\n"), | |
3228 | lineno, filenum); | |
3229 | } | |
3230 | break; | |
3231 | ||
3232 | case DW_MACINFO_end_file: | |
3233 | printf (_(" DW_MACINFO_end_file\n")); | |
3234 | break; | |
3235 | ||
3236 | case DW_MACINFO_define: | |
3237 | lineno = read_leb128 (curr, & bytes_read, 0); | |
3238 | curr += bytes_read; | |
3239 | string = (char *) curr; | |
3240 | curr += strlen (string) + 1; | |
3241 | printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"), | |
3242 | lineno, string); | |
3243 | break; | |
3244 | ||
3245 | case DW_MACINFO_undef: | |
3246 | lineno = read_leb128 (curr, & bytes_read, 0); | |
3247 | curr += bytes_read; | |
3248 | string = (char *) curr; | |
3249 | curr += strlen (string) + 1; | |
3250 | printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"), | |
3251 | lineno, string); | |
3252 | break; | |
3253 | ||
3254 | case DW_MACINFO_vendor_ext: | |
3255 | { | |
3256 | unsigned int constant; | |
3257 | ||
3258 | constant = read_leb128 (curr, & bytes_read, 0); | |
3259 | curr += bytes_read; | |
3260 | string = (char *) curr; | |
3261 | curr += strlen (string) + 1; | |
3262 | printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"), | |
3263 | constant, string); | |
3264 | } | |
3265 | break; | |
3266 | } | |
3267 | } | |
3268 | ||
3269 | return 1; | |
3270 | } | |
3271 | ||
3272 | static int | |
3273 | display_debug_abbrev (struct dwarf_section *section, | |
3274 | void *file ATTRIBUTE_UNUSED) | |
3275 | { | |
3276 | abbrev_entry *entry; | |
3277 | unsigned char *start = section->start; | |
3278 | unsigned char *end = start + section->size; | |
3279 | ||
3280 | printf (_("Contents of the %s section:\n\n"), section->name); | |
3281 | ||
3282 | do | |
3283 | { | |
3284 | free_abbrevs (); | |
3285 | ||
3286 | start = process_abbrev_section (start, end); | |
3287 | ||
3288 | if (first_abbrev == NULL) | |
3289 | continue; | |
3290 | ||
3291 | printf (_(" Number TAG\n")); | |
3292 | ||
3293 | for (entry = first_abbrev; entry; entry = entry->next) | |
3294 | { | |
3295 | abbrev_attr *attr; | |
3296 | ||
3297 | printf (_(" %ld %s [%s]\n"), | |
3298 | entry->entry, | |
3299 | get_TAG_name (entry->tag), | |
3300 | entry->children ? _("has children") : _("no children")); | |
3301 | ||
3302 | for (attr = entry->first_attr; attr; attr = attr->next) | |
3303 | printf (_(" %-18s %s\n"), | |
3304 | get_AT_name (attr->attribute), | |
3305 | get_FORM_name (attr->form)); | |
3306 | } | |
3307 | } | |
3308 | while (start); | |
3309 | ||
3310 | printf ("\n"); | |
3311 | ||
3312 | return 1; | |
3313 | } | |
3314 | ||
3315 | static int | |
3316 | display_debug_loc (struct dwarf_section *section, void *file) | |
3317 | { | |
3318 | unsigned char *start = section->start; | |
3319 | unsigned char *section_end; | |
3320 | unsigned long bytes; | |
3321 | unsigned char *section_begin = start; | |
3322 | unsigned int num_loc_list = 0; | |
3323 | unsigned long last_offset = 0; | |
3324 | unsigned int first = 0; | |
3325 | unsigned int i; | |
3326 | unsigned int j; | |
3327 | int seen_first_offset = 0; | |
3328 | int use_debug_info = 1; | |
3329 | unsigned char *next; | |
3330 | ||
3331 | bytes = section->size; | |
3332 | section_end = start + bytes; | |
3333 | ||
3334 | if (bytes == 0) | |
3335 | { | |
3336 | printf (_("\nThe %s section is empty.\n"), section->name); | |
3337 | return 0; | |
3338 | } | |
3339 | ||
1febe64d NC |
3340 | if (load_debug_info (file) == 0) |
3341 | { | |
3342 | warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"), | |
3343 | section->name); | |
3344 | return 0; | |
3345 | } | |
19e6b90e L |
3346 | |
3347 | /* Check the order of location list in .debug_info section. If | |
3348 | offsets of location lists are in the ascending order, we can | |
3349 | use `debug_information' directly. */ | |
3350 | for (i = 0; i < num_debug_info_entries; i++) | |
3351 | { | |
3352 | unsigned int num; | |
3353 | ||
3354 | num = debug_information [i].num_loc_offsets; | |
3355 | num_loc_list += num; | |
3356 | ||
3357 | /* Check if we can use `debug_information' directly. */ | |
3358 | if (use_debug_info && num != 0) | |
3359 | { | |
3360 | if (!seen_first_offset) | |
3361 | { | |
3362 | /* This is the first location list. */ | |
3363 | last_offset = debug_information [i].loc_offsets [0]; | |
3364 | first = i; | |
3365 | seen_first_offset = 1; | |
3366 | j = 1; | |
3367 | } | |
3368 | else | |
3369 | j = 0; | |
3370 | ||
3371 | for (; j < num; j++) | |
3372 | { | |
3373 | if (last_offset > | |
3374 | debug_information [i].loc_offsets [j]) | |
3375 | { | |
3376 | use_debug_info = 0; | |
3377 | break; | |
3378 | } | |
3379 | last_offset = debug_information [i].loc_offsets [j]; | |
3380 | } | |
3381 | } | |
3382 | } | |
3383 | ||
3384 | if (!use_debug_info) | |
3385 | /* FIXME: Should we handle this case? */ | |
3386 | error (_("Location lists in .debug_info section aren't in ascending order!\n")); | |
3387 | ||
3388 | if (!seen_first_offset) | |
3389 | error (_("No location lists in .debug_info section!\n")); | |
3390 | ||
bfe2612a | 3391 | /* DWARF sections under Mach-O have non-zero addresses. */ |
d4bfc77b AS |
3392 | if (debug_information [first].num_loc_offsets > 0 |
3393 | && debug_information [first].loc_offsets [0] != section->address) | |
19e6b90e L |
3394 | warn (_("Location lists in %s section start at 0x%lx\n"), |
3395 | section->name, debug_information [first].loc_offsets [0]); | |
3396 | ||
3397 | printf (_("Contents of the %s section:\n\n"), section->name); | |
3398 | printf (_(" Offset Begin End Expression\n")); | |
3399 | ||
3400 | seen_first_offset = 0; | |
3401 | for (i = first; i < num_debug_info_entries; i++) | |
3402 | { | |
2d9472a2 NC |
3403 | dwarf_vma begin; |
3404 | dwarf_vma end; | |
19e6b90e L |
3405 | unsigned short length; |
3406 | unsigned long offset; | |
3407 | unsigned int pointer_size; | |
3408 | unsigned long cu_offset; | |
3409 | unsigned long base_address; | |
3410 | int need_frame_base; | |
3411 | int has_frame_base; | |
3412 | ||
3413 | pointer_size = debug_information [i].pointer_size; | |
3414 | cu_offset = debug_information [i].cu_offset; | |
3415 | ||
3416 | for (j = 0; j < debug_information [i].num_loc_offsets; j++) | |
3417 | { | |
3418 | has_frame_base = debug_information [i].have_frame_base [j]; | |
bfe2612a | 3419 | /* DWARF sections under Mach-O have non-zero addresses. */ |
cecf136e | 3420 | offset = debug_information [i].loc_offsets [j] - section->address; |
19e6b90e L |
3421 | next = section_begin + offset; |
3422 | base_address = debug_information [i].base_address; | |
3423 | ||
3424 | if (!seen_first_offset) | |
3425 | seen_first_offset = 1; | |
3426 | else | |
3427 | { | |
3428 | if (start < next) | |
3429 | warn (_("There is a hole [0x%lx - 0x%lx] in .debug_loc section.\n"), | |
0af1713e AM |
3430 | (unsigned long) (start - section_begin), |
3431 | (unsigned long) (next - section_begin)); | |
19e6b90e L |
3432 | else if (start > next) |
3433 | warn (_("There is an overlap [0x%lx - 0x%lx] in .debug_loc section.\n"), | |
0af1713e AM |
3434 | (unsigned long) (start - section_begin), |
3435 | (unsigned long) (next - section_begin)); | |
19e6b90e L |
3436 | } |
3437 | start = next; | |
3438 | ||
3439 | if (offset >= bytes) | |
3440 | { | |
3441 | warn (_("Offset 0x%lx is bigger than .debug_loc section size.\n"), | |
3442 | offset); | |
3443 | continue; | |
3444 | } | |
3445 | ||
3446 | while (1) | |
3447 | { | |
3448 | if (start + 2 * pointer_size > section_end) | |
3449 | { | |
3450 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
3451 | offset); | |
3452 | break; | |
3453 | } | |
3454 | ||
2d9472a2 NC |
3455 | /* Note: we use sign extension here in order to be sure that |
3456 | we can detect the -1 escape value. Sign extension into the | |
3457 | top 32 bits of a 32-bit address will not affect the values | |
3458 | that we display since we always show hex values, and always | |
cecf136e | 3459 | the bottom 32-bits. */ |
2d9472a2 | 3460 | begin = byte_get_signed (start, pointer_size); |
19e6b90e | 3461 | start += pointer_size; |
2d9472a2 | 3462 | end = byte_get_signed (start, pointer_size); |
19e6b90e L |
3463 | start += pointer_size; |
3464 | ||
2d9472a2 NC |
3465 | printf (" %8.8lx ", offset); |
3466 | ||
19e6b90e L |
3467 | if (begin == 0 && end == 0) |
3468 | { | |
2d9472a2 | 3469 | printf (_("<End of list>\n")); |
19e6b90e L |
3470 | break; |
3471 | } | |
3472 | ||
3473 | /* Check base address specifiers. */ | |
2d9472a2 | 3474 | if (begin == (dwarf_vma) -1 && end != (dwarf_vma) -1) |
19e6b90e L |
3475 | { |
3476 | base_address = end; | |
2d9472a2 NC |
3477 | print_dwarf_vma (begin, pointer_size); |
3478 | print_dwarf_vma (end, pointer_size); | |
3479 | printf (_("(base address)\n")); | |
19e6b90e L |
3480 | continue; |
3481 | } | |
3482 | ||
3483 | if (start + 2 > section_end) | |
3484 | { | |
3485 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
3486 | offset); | |
3487 | break; | |
3488 | } | |
3489 | ||
3490 | length = byte_get (start, 2); | |
3491 | start += 2; | |
3492 | ||
3493 | if (start + length > section_end) | |
3494 | { | |
3495 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
3496 | offset); | |
3497 | break; | |
3498 | } | |
3499 | ||
2d9472a2 NC |
3500 | print_dwarf_vma (begin + base_address, pointer_size); |
3501 | print_dwarf_vma (end + base_address, pointer_size); | |
3502 | ||
3503 | putchar ('('); | |
19e6b90e L |
3504 | need_frame_base = decode_location_expression (start, |
3505 | pointer_size, | |
3506 | length, | |
f1c4cc75 | 3507 | cu_offset, section); |
19e6b90e L |
3508 | putchar (')'); |
3509 | ||
3510 | if (need_frame_base && !has_frame_base) | |
3511 | printf (_(" [without DW_AT_frame_base]")); | |
3512 | ||
3513 | if (begin == end) | |
3514 | fputs (_(" (start == end)"), stdout); | |
3515 | else if (begin > end) | |
3516 | fputs (_(" (start > end)"), stdout); | |
3517 | ||
3518 | putchar ('\n'); | |
3519 | ||
3520 | start += length; | |
3521 | } | |
3522 | } | |
3523 | } | |
031cd65f NC |
3524 | |
3525 | if (start < section_end) | |
3526 | warn (_("There are %ld unused bytes at the end of section %s\n"), | |
0eb090cb | 3527 | (long) (section_end - start), section->name); |
98fb390a | 3528 | putchar ('\n'); |
19e6b90e L |
3529 | return 1; |
3530 | } | |
3531 | ||
3532 | static int | |
3533 | display_debug_str (struct dwarf_section *section, | |
3534 | void *file ATTRIBUTE_UNUSED) | |
3535 | { | |
3536 | unsigned char *start = section->start; | |
3537 | unsigned long bytes = section->size; | |
3538 | dwarf_vma addr = section->address; | |
3539 | ||
3540 | if (bytes == 0) | |
3541 | { | |
3542 | printf (_("\nThe %s section is empty.\n"), section->name); | |
3543 | return 0; | |
3544 | } | |
3545 | ||
3546 | printf (_("Contents of the %s section:\n\n"), section->name); | |
3547 | ||
3548 | while (bytes) | |
3549 | { | |
3550 | int j; | |
3551 | int k; | |
3552 | int lbytes; | |
3553 | ||
3554 | lbytes = (bytes > 16 ? 16 : bytes); | |
3555 | ||
3556 | printf (" 0x%8.8lx ", (unsigned long) addr); | |
3557 | ||
3558 | for (j = 0; j < 16; j++) | |
3559 | { | |
3560 | if (j < lbytes) | |
3561 | printf ("%2.2x", start[j]); | |
3562 | else | |
3563 | printf (" "); | |
3564 | ||
3565 | if ((j & 3) == 3) | |
3566 | printf (" "); | |
3567 | } | |
3568 | ||
3569 | for (j = 0; j < lbytes; j++) | |
3570 | { | |
3571 | k = start[j]; | |
3572 | if (k >= ' ' && k < 0x80) | |
3573 | printf ("%c", k); | |
3574 | else | |
3575 | printf ("."); | |
3576 | } | |
3577 | ||
3578 | putchar ('\n'); | |
3579 | ||
3580 | start += lbytes; | |
3581 | addr += lbytes; | |
3582 | bytes -= lbytes; | |
3583 | } | |
3584 | ||
3585 | putchar ('\n'); | |
3586 | ||
3587 | return 1; | |
3588 | } | |
3589 | ||
19e6b90e L |
3590 | static int |
3591 | display_debug_info (struct dwarf_section *section, void *file) | |
3592 | { | |
6f875884 | 3593 | return process_debug_info (section, file, abbrev, 0, 0); |
19e6b90e L |
3594 | } |
3595 | ||
2b6f5997 CC |
3596 | static int |
3597 | display_debug_types (struct dwarf_section *section, void *file) | |
3598 | { | |
6f875884 TG |
3599 | return process_debug_info (section, file, abbrev, 0, 1); |
3600 | } | |
3601 | ||
3602 | static int | |
3603 | display_trace_info (struct dwarf_section *section, void *file) | |
3604 | { | |
3605 | return process_debug_info (section, file, trace_abbrev, 0, 0); | |
2b6f5997 | 3606 | } |
19e6b90e L |
3607 | |
3608 | static int | |
3609 | display_debug_aranges (struct dwarf_section *section, | |
3610 | void *file ATTRIBUTE_UNUSED) | |
3611 | { | |
3612 | unsigned char *start = section->start; | |
3613 | unsigned char *end = start + section->size; | |
3614 | ||
80c35038 | 3615 | printf (_("Contents of the %s section:\n\n"), section->name); |
19e6b90e | 3616 | |
6e3d6dc1 NC |
3617 | /* It does not matter if this load fails, |
3618 | we test for that later on. */ | |
3619 | load_debug_info (file); | |
3620 | ||
19e6b90e L |
3621 | while (start < end) |
3622 | { | |
3623 | unsigned char *hdrptr; | |
3624 | DWARF2_Internal_ARange arange; | |
91d6fa6a | 3625 | unsigned char *addr_ranges; |
2d9472a2 NC |
3626 | dwarf_vma length; |
3627 | dwarf_vma address; | |
53b8873b | 3628 | unsigned char address_size; |
19e6b90e L |
3629 | int excess; |
3630 | int offset_size; | |
3631 | int initial_length_size; | |
3632 | ||
3633 | hdrptr = start; | |
3634 | ||
3635 | arange.ar_length = byte_get (hdrptr, 4); | |
3636 | hdrptr += 4; | |
3637 | ||
3638 | if (arange.ar_length == 0xffffffff) | |
3639 | { | |
3640 | arange.ar_length = byte_get (hdrptr, 8); | |
3641 | hdrptr += 8; | |
3642 | offset_size = 8; | |
3643 | initial_length_size = 12; | |
3644 | } | |
3645 | else | |
3646 | { | |
3647 | offset_size = 4; | |
3648 | initial_length_size = 4; | |
3649 | } | |
3650 | ||
3651 | arange.ar_version = byte_get (hdrptr, 2); | |
3652 | hdrptr += 2; | |
3653 | ||
3654 | arange.ar_info_offset = byte_get (hdrptr, offset_size); | |
3655 | hdrptr += offset_size; | |
3656 | ||
6e3d6dc1 NC |
3657 | if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE |
3658 | && num_debug_info_entries > 0 | |
3659 | && find_debug_info_for_offset (arange.ar_info_offset) == NULL) | |
3660 | warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"), | |
3661 | arange.ar_info_offset, section->name); | |
3662 | ||
19e6b90e L |
3663 | arange.ar_pointer_size = byte_get (hdrptr, 1); |
3664 | hdrptr += 1; | |
3665 | ||
3666 | arange.ar_segment_size = byte_get (hdrptr, 1); | |
3667 | hdrptr += 1; | |
3668 | ||
3669 | if (arange.ar_version != 2 && arange.ar_version != 3) | |
3670 | { | |
3671 | warn (_("Only DWARF 2 and 3 aranges are currently supported.\n")); | |
3672 | break; | |
3673 | } | |
3674 | ||
3675 | printf (_(" Length: %ld\n"), arange.ar_length); | |
3676 | printf (_(" Version: %d\n"), arange.ar_version); | |
6e3d6dc1 | 3677 | printf (_(" Offset into .debug_info: 0x%lx\n"), arange.ar_info_offset); |
19e6b90e L |
3678 | printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size); |
3679 | printf (_(" Segment Size: %d\n"), arange.ar_segment_size); | |
3680 | ||
53b8873b NC |
3681 | address_size = arange.ar_pointer_size + arange.ar_segment_size; |
3682 | ||
3683 | /* The DWARF spec does not require that the address size be a power | |
3684 | of two, but we do. This will have to change if we ever encounter | |
3685 | an uneven architecture. */ | |
3686 | if ((address_size & (address_size - 1)) != 0) | |
3687 | { | |
3688 | warn (_("Pointer size + Segment size is not a power of two.\n")); | |
3689 | break; | |
3690 | } | |
cecf136e | 3691 | |
209c9a13 NC |
3692 | if (address_size > 4) |
3693 | printf (_("\n Address Length\n")); | |
3694 | else | |
3695 | printf (_("\n Address Length\n")); | |
19e6b90e | 3696 | |
91d6fa6a | 3697 | addr_ranges = hdrptr; |
19e6b90e | 3698 | |
53b8873b NC |
3699 | /* Must pad to an alignment boundary that is twice the address size. */ |
3700 | excess = (hdrptr - start) % (2 * address_size); | |
19e6b90e | 3701 | if (excess) |
91d6fa6a | 3702 | addr_ranges += (2 * address_size) - excess; |
19e6b90e | 3703 | |
1617e571 AM |
3704 | start += arange.ar_length + initial_length_size; |
3705 | ||
91d6fa6a | 3706 | while (addr_ranges + 2 * address_size <= start) |
19e6b90e | 3707 | { |
91d6fa6a | 3708 | address = byte_get (addr_ranges, address_size); |
19e6b90e | 3709 | |
91d6fa6a | 3710 | addr_ranges += address_size; |
19e6b90e | 3711 | |
91d6fa6a | 3712 | length = byte_get (addr_ranges, address_size); |
19e6b90e | 3713 | |
91d6fa6a | 3714 | addr_ranges += address_size; |
19e6b90e | 3715 | |
80c35038 | 3716 | printf (" "); |
2d9472a2 NC |
3717 | print_dwarf_vma (address, address_size); |
3718 | print_dwarf_vma (length, address_size); | |
3719 | putchar ('\n'); | |
19e6b90e | 3720 | } |
19e6b90e L |
3721 | } |
3722 | ||
3723 | printf ("\n"); | |
3724 | ||
3725 | return 1; | |
3726 | } | |
3727 | ||
01a8f077 JK |
3728 | /* Each debug_information[x].range_lists[y] gets this representation for |
3729 | sorting purposes. */ | |
3730 | ||
3731 | struct range_entry | |
3732 | { | |
3733 | /* The debug_information[x].range_lists[y] value. */ | |
3734 | unsigned long ranges_offset; | |
3735 | ||
3736 | /* Original debug_information to find parameters of the data. */ | |
3737 | debug_info *debug_info_p; | |
3738 | }; | |
3739 | ||
3740 | /* Sort struct range_entry in ascending order of its RANGES_OFFSET. */ | |
3741 | ||
3742 | static int | |
3743 | range_entry_compar (const void *ap, const void *bp) | |
3744 | { | |
3f5e193b NC |
3745 | const struct range_entry *a_re = (const struct range_entry *) ap; |
3746 | const struct range_entry *b_re = (const struct range_entry *) bp; | |
01a8f077 JK |
3747 | const unsigned long a = a_re->ranges_offset; |
3748 | const unsigned long b = b_re->ranges_offset; | |
3749 | ||
3750 | return (a > b) - (b > a); | |
3751 | } | |
3752 | ||
19e6b90e L |
3753 | static int |
3754 | display_debug_ranges (struct dwarf_section *section, | |
3755 | void *file ATTRIBUTE_UNUSED) | |
3756 | { | |
3757 | unsigned char *start = section->start; | |
19e6b90e L |
3758 | unsigned long bytes; |
3759 | unsigned char *section_begin = start; | |
01a8f077 JK |
3760 | unsigned int num_range_list, i; |
3761 | struct range_entry *range_entries, *range_entry_fill; | |
19e6b90e L |
3762 | |
3763 | bytes = section->size; | |
19e6b90e L |
3764 | |
3765 | if (bytes == 0) | |
3766 | { | |
3767 | printf (_("\nThe %s section is empty.\n"), section->name); | |
3768 | return 0; | |
3769 | } | |
3770 | ||
1febe64d NC |
3771 | if (load_debug_info (file) == 0) |
3772 | { | |
3773 | warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"), | |
3774 | section->name); | |
3775 | return 0; | |
3776 | } | |
19e6b90e | 3777 | |
01a8f077 | 3778 | num_range_list = 0; |
19e6b90e | 3779 | for (i = 0; i < num_debug_info_entries; i++) |
01a8f077 | 3780 | num_range_list += debug_information [i].num_range_lists; |
19e6b90e | 3781 | |
01a8f077 JK |
3782 | if (num_range_list == 0) |
3783 | error (_("No range lists in .debug_info section!\n")); | |
19e6b90e | 3784 | |
3f5e193b NC |
3785 | range_entries = (struct range_entry *) |
3786 | xmalloc (sizeof (*range_entries) * num_range_list); | |
01a8f077 | 3787 | range_entry_fill = range_entries; |
19e6b90e | 3788 | |
01a8f077 JK |
3789 | for (i = 0; i < num_debug_info_entries; i++) |
3790 | { | |
3791 | debug_info *debug_info_p = &debug_information[i]; | |
3792 | unsigned int j; | |
3793 | ||
3794 | for (j = 0; j < debug_info_p->num_range_lists; j++) | |
3795 | { | |
3796 | range_entry_fill->ranges_offset = debug_info_p->range_lists[j]; | |
3797 | range_entry_fill->debug_info_p = debug_info_p; | |
3798 | range_entry_fill++; | |
19e6b90e L |
3799 | } |
3800 | } | |
3801 | ||
01a8f077 JK |
3802 | qsort (range_entries, num_range_list, sizeof (*range_entries), |
3803 | range_entry_compar); | |
19e6b90e | 3804 | |
bfe2612a | 3805 | /* DWARF sections under Mach-O have non-zero addresses. */ |
01a8f077 | 3806 | if (range_entries[0].ranges_offset != section->address) |
19e6b90e | 3807 | warn (_("Range lists in %s section start at 0x%lx\n"), |
01a8f077 | 3808 | section->name, range_entries[0].ranges_offset); |
19e6b90e L |
3809 | |
3810 | printf (_("Contents of the %s section:\n\n"), section->name); | |
3811 | printf (_(" Offset Begin End\n")); | |
3812 | ||
01a8f077 | 3813 | for (i = 0; i < num_range_list; i++) |
19e6b90e | 3814 | { |
01a8f077 JK |
3815 | struct range_entry *range_entry = &range_entries[i]; |
3816 | debug_info *debug_info_p = range_entry->debug_info_p; | |
19e6b90e | 3817 | unsigned int pointer_size; |
01a8f077 JK |
3818 | unsigned long offset; |
3819 | unsigned char *next; | |
19e6b90e L |
3820 | unsigned long base_address; |
3821 | ||
01a8f077 JK |
3822 | pointer_size = debug_info_p->pointer_size; |
3823 | ||
3824 | /* DWARF sections under Mach-O have non-zero addresses. */ | |
3825 | offset = range_entry->ranges_offset - section->address; | |
3826 | next = section_begin + offset; | |
3827 | base_address = debug_info_p->base_address; | |
cecf136e | 3828 | |
01a8f077 | 3829 | if (i > 0) |
19e6b90e | 3830 | { |
01a8f077 JK |
3831 | if (start < next) |
3832 | warn (_("There is a hole [0x%lx - 0x%lx] in %s section.\n"), | |
3833 | (unsigned long) (start - section_begin), | |
3834 | (unsigned long) (next - section_begin), section->name); | |
3835 | else if (start > next) | |
3836 | warn (_("There is an overlap [0x%lx - 0x%lx] in %s section.\n"), | |
3837 | (unsigned long) (start - section_begin), | |
3838 | (unsigned long) (next - section_begin), section->name); | |
3839 | } | |
3840 | start = next; | |
19e6b90e | 3841 | |
01a8f077 JK |
3842 | while (1) |
3843 | { | |
3844 | dwarf_vma begin; | |
3845 | dwarf_vma end; | |
3846 | ||
3847 | /* Note: we use sign extension here in order to be sure that | |
3848 | we can detect the -1 escape value. Sign extension into the | |
3849 | top 32 bits of a 32-bit address will not affect the values | |
3850 | that we display since we always show hex values, and always | |
3851 | the bottom 32-bits. */ | |
3852 | begin = byte_get_signed (start, pointer_size); | |
3853 | start += pointer_size; | |
3854 | end = byte_get_signed (start, pointer_size); | |
3855 | start += pointer_size; | |
3856 | ||
3857 | printf (" %8.8lx ", offset); | |
3858 | ||
3859 | if (begin == 0 && end == 0) | |
19e6b90e | 3860 | { |
01a8f077 JK |
3861 | printf (_("<End of list>\n")); |
3862 | break; | |
19e6b90e | 3863 | } |
19e6b90e | 3864 | |
01a8f077 JK |
3865 | /* Check base address specifiers. */ |
3866 | if (begin == (dwarf_vma) -1 && end != (dwarf_vma) -1) | |
19e6b90e | 3867 | { |
01a8f077 JK |
3868 | base_address = end; |
3869 | print_dwarf_vma (begin, pointer_size); | |
3870 | print_dwarf_vma (end, pointer_size); | |
3871 | printf ("(base address)\n"); | |
3872 | continue; | |
3873 | } | |
19e6b90e | 3874 | |
01a8f077 JK |
3875 | print_dwarf_vma (begin + base_address, pointer_size); |
3876 | print_dwarf_vma (end + base_address, pointer_size); | |
4a149252 | 3877 | |
01a8f077 JK |
3878 | if (begin == end) |
3879 | fputs (_("(start == end)"), stdout); | |
3880 | else if (begin > end) | |
3881 | fputs (_("(start > end)"), stdout); | |
19e6b90e | 3882 | |
01a8f077 | 3883 | putchar ('\n'); |
19e6b90e L |
3884 | } |
3885 | } | |
3886 | putchar ('\n'); | |
01a8f077 JK |
3887 | |
3888 | free (range_entries); | |
3889 | ||
19e6b90e L |
3890 | return 1; |
3891 | } | |
3892 | ||
3893 | typedef struct Frame_Chunk | |
3894 | { | |
3895 | struct Frame_Chunk *next; | |
3896 | unsigned char *chunk_start; | |
3897 | int ncols; | |
3898 | /* DW_CFA_{undefined,same_value,offset,register,unreferenced} */ | |
3899 | short int *col_type; | |
3900 | int *col_offset; | |
3901 | char *augmentation; | |
3902 | unsigned int code_factor; | |
3903 | int data_factor; | |
3904 | unsigned long pc_begin; | |
3905 | unsigned long pc_range; | |
3906 | int cfa_reg; | |
3907 | int cfa_offset; | |
3908 | int ra; | |
3909 | unsigned char fde_encoding; | |
3910 | unsigned char cfa_exp; | |
604282a7 JJ |
3911 | unsigned char ptr_size; |
3912 | unsigned char segment_size; | |
19e6b90e L |
3913 | } |
3914 | Frame_Chunk; | |
3915 | ||
665ce1f6 L |
3916 | static const char *const *dwarf_regnames; |
3917 | static unsigned int dwarf_regnames_count; | |
3918 | ||
19e6b90e L |
3919 | /* A marker for a col_type that means this column was never referenced |
3920 | in the frame info. */ | |
3921 | #define DW_CFA_unreferenced (-1) | |
3922 | ||
665ce1f6 L |
3923 | /* Return 0 if not more space is needed, 1 if more space is needed, |
3924 | -1 for invalid reg. */ | |
3925 | ||
3926 | static int | |
3927 | frame_need_space (Frame_Chunk *fc, unsigned int reg) | |
19e6b90e L |
3928 | { |
3929 | int prev = fc->ncols; | |
3930 | ||
665ce1f6 L |
3931 | if (reg < (unsigned int) fc->ncols) |
3932 | return 0; | |
3933 | ||
3934 | if (dwarf_regnames_count | |
3935 | && reg > dwarf_regnames_count) | |
3936 | return -1; | |
19e6b90e L |
3937 | |
3938 | fc->ncols = reg + 1; | |
3f5e193b NC |
3939 | fc->col_type = (short int *) xcrealloc (fc->col_type, fc->ncols, |
3940 | sizeof (short int)); | |
3941 | fc->col_offset = (int *) xcrealloc (fc->col_offset, fc->ncols, sizeof (int)); | |
19e6b90e L |
3942 | |
3943 | while (prev < fc->ncols) | |
3944 | { | |
3945 | fc->col_type[prev] = DW_CFA_unreferenced; | |
3946 | fc->col_offset[prev] = 0; | |
3947 | prev++; | |
3948 | } | |
665ce1f6 | 3949 | return 1; |
19e6b90e L |
3950 | } |
3951 | ||
2dc4cec1 L |
3952 | static const char *const dwarf_regnames_i386[] = |
3953 | { | |
3954 | "eax", "ecx", "edx", "ebx", | |
3955 | "esp", "ebp", "esi", "edi", | |
3956 | "eip", "eflags", NULL, | |
3957 | "st0", "st1", "st2", "st3", | |
3958 | "st4", "st5", "st6", "st7", | |
3959 | NULL, NULL, | |
3960 | "xmm0", "xmm1", "xmm2", "xmm3", | |
3961 | "xmm4", "xmm5", "xmm6", "xmm7", | |
3962 | "mm0", "mm1", "mm2", "mm3", | |
3963 | "mm4", "mm5", "mm6", "mm7", | |
3964 | "fcw", "fsw", "mxcsr", | |
3965 | "es", "cs", "ss", "ds", "fs", "gs", NULL, NULL, | |
a656ed5b | 3966 | "tr", "ldtr" |
2dc4cec1 L |
3967 | }; |
3968 | ||
b129eb0e RH |
3969 | void |
3970 | init_dwarf_regnames_i386 (void) | |
3971 | { | |
3972 | dwarf_regnames = dwarf_regnames_i386; | |
3973 | dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_i386); | |
3974 | } | |
3975 | ||
2dc4cec1 L |
3976 | static const char *const dwarf_regnames_x86_64[] = |
3977 | { | |
3978 | "rax", "rdx", "rcx", "rbx", | |
3979 | "rsi", "rdi", "rbp", "rsp", | |
3980 | "r8", "r9", "r10", "r11", | |
3981 | "r12", "r13", "r14", "r15", | |
3982 | "rip", | |
3983 | "xmm0", "xmm1", "xmm2", "xmm3", | |
3984 | "xmm4", "xmm5", "xmm6", "xmm7", | |
3985 | "xmm8", "xmm9", "xmm10", "xmm11", | |
3986 | "xmm12", "xmm13", "xmm14", "xmm15", | |
3987 | "st0", "st1", "st2", "st3", | |
3988 | "st4", "st5", "st6", "st7", | |
3989 | "mm0", "mm1", "mm2", "mm3", | |
3990 | "mm4", "mm5", "mm6", "mm7", | |
3991 | "rflags", | |
3992 | "es", "cs", "ss", "ds", "fs", "gs", NULL, NULL, | |
3993 | "fs.base", "gs.base", NULL, NULL, | |
3994 | "tr", "ldtr", | |
a656ed5b | 3995 | "mxcsr", "fcw", "fsw" |
2dc4cec1 L |
3996 | }; |
3997 | ||
b129eb0e RH |
3998 | void |
3999 | init_dwarf_regnames_x86_64 (void) | |
4000 | { | |
4001 | dwarf_regnames = dwarf_regnames_x86_64; | |
4002 | dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_x86_64); | |
4003 | } | |
4004 | ||
2dc4cec1 L |
4005 | void |
4006 | init_dwarf_regnames (unsigned int e_machine) | |
4007 | { | |
4008 | switch (e_machine) | |
4009 | { | |
4010 | case EM_386: | |
4011 | case EM_486: | |
b129eb0e | 4012 | init_dwarf_regnames_i386 (); |
2dc4cec1 L |
4013 | break; |
4014 | ||
4015 | case EM_X86_64: | |
7f502d6c | 4016 | case EM_L1OM: |
b129eb0e | 4017 | init_dwarf_regnames_x86_64 (); |
2dc4cec1 L |
4018 | break; |
4019 | ||
4020 | default: | |
4021 | break; | |
4022 | } | |
4023 | } | |
4024 | ||
4025 | static const char * | |
4026 | regname (unsigned int regno, int row) | |
4027 | { | |
4028 | static char reg[64]; | |
4029 | if (dwarf_regnames | |
4030 | && regno < dwarf_regnames_count | |
4031 | && dwarf_regnames [regno] != NULL) | |
4032 | { | |
4033 | if (row) | |
4034 | return dwarf_regnames [regno]; | |
4035 | snprintf (reg, sizeof (reg), "r%d (%s)", regno, | |
4036 | dwarf_regnames [regno]); | |
4037 | } | |
4038 | else | |
4039 | snprintf (reg, sizeof (reg), "r%d", regno); | |
4040 | return reg; | |
4041 | } | |
4042 | ||
19e6b90e L |
4043 | static void |
4044 | frame_display_row (Frame_Chunk *fc, int *need_col_headers, int *max_regs) | |
4045 | { | |
4046 | int r; | |
4047 | char tmp[100]; | |
4048 | ||
4049 | if (*max_regs < fc->ncols) | |
4050 | *max_regs = fc->ncols; | |
4051 | ||
4052 | if (*need_col_headers) | |
4053 | { | |
91d6fa6a | 4054 | static const char *sloc = " LOC"; |
2dc4cec1 | 4055 | |
19e6b90e L |
4056 | *need_col_headers = 0; |
4057 | ||
91d6fa6a | 4058 | printf ("%-*s CFA ", eh_addr_size * 2, sloc); |
19e6b90e L |
4059 | |
4060 | for (r = 0; r < *max_regs; r++) | |
4061 | if (fc->col_type[r] != DW_CFA_unreferenced) | |
4062 | { | |
4063 | if (r == fc->ra) | |
2dc4cec1 | 4064 | printf ("ra "); |
19e6b90e | 4065 | else |
2dc4cec1 | 4066 | printf ("%-5s ", regname (r, 1)); |
19e6b90e L |
4067 | } |
4068 | ||
4069 | printf ("\n"); | |
4070 | } | |
4071 | ||
2dc4cec1 | 4072 | printf ("%0*lx ", eh_addr_size * 2, fc->pc_begin); |
19e6b90e L |
4073 | if (fc->cfa_exp) |
4074 | strcpy (tmp, "exp"); | |
4075 | else | |
2dc4cec1 | 4076 | sprintf (tmp, "%s%+d", regname (fc->cfa_reg, 1), fc->cfa_offset); |
19e6b90e L |
4077 | printf ("%-8s ", tmp); |
4078 | ||
4079 | for (r = 0; r < fc->ncols; r++) | |
4080 | { | |
4081 | if (fc->col_type[r] != DW_CFA_unreferenced) | |
4082 | { | |
4083 | switch (fc->col_type[r]) | |
4084 | { | |
4085 | case DW_CFA_undefined: | |
4086 | strcpy (tmp, "u"); | |
4087 | break; | |
4088 | case DW_CFA_same_value: | |
4089 | strcpy (tmp, "s"); | |
4090 | break; | |
4091 | case DW_CFA_offset: | |
4092 | sprintf (tmp, "c%+d", fc->col_offset[r]); | |
4093 | break; | |
12eae2d3 JJ |
4094 | case DW_CFA_val_offset: |
4095 | sprintf (tmp, "v%+d", fc->col_offset[r]); | |
4096 | break; | |
19e6b90e | 4097 | case DW_CFA_register: |
2dc4cec1 | 4098 | sprintf (tmp, "%s", regname (fc->col_offset[r], 0)); |
19e6b90e L |
4099 | break; |
4100 | case DW_CFA_expression: | |
4101 | strcpy (tmp, "exp"); | |
4102 | break; | |
12eae2d3 JJ |
4103 | case DW_CFA_val_expression: |
4104 | strcpy (tmp, "vexp"); | |
4105 | break; | |
19e6b90e L |
4106 | default: |
4107 | strcpy (tmp, "n/a"); | |
4108 | break; | |
4109 | } | |
2dc4cec1 | 4110 | printf ("%-5s ", tmp); |
19e6b90e L |
4111 | } |
4112 | } | |
4113 | printf ("\n"); | |
4114 | } | |
4115 | ||
19e6b90e L |
4116 | #define GET(N) byte_get (start, N); start += N |
4117 | #define LEB() read_leb128 (start, & length_return, 0); start += length_return | |
4118 | #define SLEB() read_leb128 (start, & length_return, 1); start += length_return | |
4119 | ||
4120 | static int | |
4121 | display_debug_frames (struct dwarf_section *section, | |
4122 | void *file ATTRIBUTE_UNUSED) | |
4123 | { | |
4124 | unsigned char *start = section->start; | |
4125 | unsigned char *end = start + section->size; | |
4126 | unsigned char *section_start = start; | |
4127 | Frame_Chunk *chunks = 0; | |
4128 | Frame_Chunk *remembered_state = 0; | |
4129 | Frame_Chunk *rs; | |
4130 | int is_eh = strcmp (section->name, ".eh_frame") == 0; | |
4131 | unsigned int length_return; | |
4132 | int max_regs = 0; | |
665ce1f6 | 4133 | const char *bad_reg = _("bad register: "); |
604282a7 | 4134 | int saved_eh_addr_size = eh_addr_size; |
19e6b90e | 4135 | |
80c35038 | 4136 | printf (_("Contents of the %s section:\n"), section->name); |
19e6b90e L |
4137 | |
4138 | while (start < end) | |
4139 | { | |
4140 | unsigned char *saved_start; | |
4141 | unsigned char *block_end; | |
4142 | unsigned long length; | |
4143 | unsigned long cie_id; | |
4144 | Frame_Chunk *fc; | |
4145 | Frame_Chunk *cie; | |
4146 | int need_col_headers = 1; | |
4147 | unsigned char *augmentation_data = NULL; | |
4148 | unsigned long augmentation_data_len = 0; | |
604282a7 | 4149 | int encoded_ptr_size = saved_eh_addr_size; |
19e6b90e L |
4150 | int offset_size; |
4151 | int initial_length_size; | |
4152 | ||
4153 | saved_start = start; | |
4154 | length = byte_get (start, 4); start += 4; | |
4155 | ||
4156 | if (length == 0) | |
4157 | { | |
4158 | printf ("\n%08lx ZERO terminator\n\n", | |
4159 | (unsigned long)(saved_start - section_start)); | |
b758e50f | 4160 | continue; |
19e6b90e L |
4161 | } |
4162 | ||
4163 | if (length == 0xffffffff) | |
4164 | { | |
4165 | length = byte_get (start, 8); | |
4166 | start += 8; | |
4167 | offset_size = 8; | |
4168 | initial_length_size = 12; | |
4169 | } | |
4170 | else | |
4171 | { | |
4172 | offset_size = 4; | |
4173 | initial_length_size = 4; | |
4174 | } | |
4175 | ||
4176 | block_end = saved_start + length + initial_length_size; | |
53b8873b NC |
4177 | if (block_end > end) |
4178 | { | |
4179 | warn ("Invalid length %#08lx in FDE at %#08lx\n", | |
4180 | length, (unsigned long)(saved_start - section_start)); | |
4181 | block_end = end; | |
4182 | } | |
19e6b90e L |
4183 | cie_id = byte_get (start, offset_size); start += offset_size; |
4184 | ||
4185 | if (is_eh ? (cie_id == 0) : (cie_id == DW_CIE_ID)) | |
4186 | { | |
4187 | int version; | |
4188 | ||
3f5e193b | 4189 | fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk)); |
19e6b90e L |
4190 | memset (fc, 0, sizeof (Frame_Chunk)); |
4191 | ||
4192 | fc->next = chunks; | |
4193 | chunks = fc; | |
4194 | fc->chunk_start = saved_start; | |
4195 | fc->ncols = 0; | |
3f5e193b NC |
4196 | fc->col_type = (short int *) xmalloc (sizeof (short int)); |
4197 | fc->col_offset = (int *) xmalloc (sizeof (int)); | |
cc86f28f | 4198 | frame_need_space (fc, max_regs - 1); |
19e6b90e L |
4199 | |
4200 | version = *start++; | |
4201 | ||
4202 | fc->augmentation = (char *) start; | |
4203 | start = (unsigned char *) strchr ((char *) start, '\0') + 1; | |
4204 | ||
604282a7 JJ |
4205 | if (strcmp (fc->augmentation, "eh") == 0) |
4206 | start += eh_addr_size; | |
4207 | ||
4208 | if (version >= 4) | |
19e6b90e | 4209 | { |
604282a7 JJ |
4210 | fc->ptr_size = GET (1); |
4211 | fc->segment_size = GET (1); | |
4212 | eh_addr_size = fc->ptr_size; | |
19e6b90e | 4213 | } |
604282a7 | 4214 | else |
19e6b90e | 4215 | { |
604282a7 JJ |
4216 | fc->ptr_size = eh_addr_size; |
4217 | fc->segment_size = 0; | |
4218 | } | |
4219 | fc->code_factor = LEB (); | |
4220 | fc->data_factor = SLEB (); | |
4221 | if (version == 1) | |
4222 | { | |
4223 | fc->ra = GET (1); | |
19e6b90e L |
4224 | } |
4225 | else | |
4226 | { | |
604282a7 JJ |
4227 | fc->ra = LEB (); |
4228 | } | |
4229 | ||
4230 | if (fc->augmentation[0] == 'z') | |
4231 | { | |
4232 | augmentation_data_len = LEB (); | |
4233 | augmentation_data = start; | |
4234 | start += augmentation_data_len; | |
19e6b90e L |
4235 | } |
4236 | cie = fc; | |
4237 | ||
4238 | if (do_debug_frames_interp) | |
4239 | printf ("\n%08lx %08lx %08lx CIE \"%s\" cf=%d df=%d ra=%d\n", | |
4240 | (unsigned long)(saved_start - section_start), length, cie_id, | |
4241 | fc->augmentation, fc->code_factor, fc->data_factor, | |
4242 | fc->ra); | |
4243 | else | |
4244 | { | |
4245 | printf ("\n%08lx %08lx %08lx CIE\n", | |
4246 | (unsigned long)(saved_start - section_start), length, cie_id); | |
4247 | printf (" Version: %d\n", version); | |
4248 | printf (" Augmentation: \"%s\"\n", fc->augmentation); | |
604282a7 JJ |
4249 | if (version >= 4) |
4250 | { | |
4251 | printf (" Pointer Size: %u\n", fc->ptr_size); | |
4252 | printf (" Segment Size: %u\n", fc->segment_size); | |
4253 | } | |
19e6b90e L |
4254 | printf (" Code alignment factor: %u\n", fc->code_factor); |
4255 | printf (" Data alignment factor: %d\n", fc->data_factor); | |
4256 | printf (" Return address column: %d\n", fc->ra); | |
4257 | ||
4258 | if (augmentation_data_len) | |
4259 | { | |
4260 | unsigned long i; | |
4261 | printf (" Augmentation data: "); | |
4262 | for (i = 0; i < augmentation_data_len; ++i) | |
4263 | printf (" %02x", augmentation_data[i]); | |
4264 | putchar ('\n'); | |
4265 | } | |
4266 | putchar ('\n'); | |
4267 | } | |
4268 | ||
4269 | if (augmentation_data_len) | |
4270 | { | |
4271 | unsigned char *p, *q; | |
4272 | p = (unsigned char *) fc->augmentation + 1; | |
4273 | q = augmentation_data; | |
4274 | ||
4275 | while (1) | |
4276 | { | |
4277 | if (*p == 'L') | |
4278 | q++; | |
4279 | else if (*p == 'P') | |
4280 | q += 1 + size_of_encoded_value (*q); | |
4281 | else if (*p == 'R') | |
4282 | fc->fde_encoding = *q++; | |
d80e8de2 JB |
4283 | else if (*p == 'S') |
4284 | ; | |
19e6b90e L |
4285 | else |
4286 | break; | |
4287 | p++; | |
4288 | } | |
4289 | ||
4290 | if (fc->fde_encoding) | |
4291 | encoded_ptr_size = size_of_encoded_value (fc->fde_encoding); | |
4292 | } | |
4293 | ||
4294 | frame_need_space (fc, fc->ra); | |
4295 | } | |
4296 | else | |
4297 | { | |
4298 | unsigned char *look_for; | |
4299 | static Frame_Chunk fde_fc; | |
604282a7 | 4300 | unsigned long segment_selector; |
19e6b90e L |
4301 | |
4302 | fc = & fde_fc; | |
4303 | memset (fc, 0, sizeof (Frame_Chunk)); | |
4304 | ||
4305 | look_for = is_eh ? start - 4 - cie_id : section_start + cie_id; | |
4306 | ||
4307 | for (cie = chunks; cie ; cie = cie->next) | |
4308 | if (cie->chunk_start == look_for) | |
4309 | break; | |
4310 | ||
4311 | if (!cie) | |
4312 | { | |
53b8873b | 4313 | warn ("Invalid CIE pointer %#08lx in FDE at %#08lx\n", |
1617e571 | 4314 | cie_id, (unsigned long)(saved_start - section_start)); |
19e6b90e | 4315 | fc->ncols = 0; |
3f5e193b NC |
4316 | fc->col_type = (short int *) xmalloc (sizeof (short int)); |
4317 | fc->col_offset = (int *) xmalloc (sizeof (int)); | |
19e6b90e L |
4318 | frame_need_space (fc, max_regs - 1); |
4319 | cie = fc; | |
4320 | fc->augmentation = ""; | |
4321 | fc->fde_encoding = 0; | |
604282a7 JJ |
4322 | fc->ptr_size = eh_addr_size; |
4323 | fc->segment_size = 0; | |
19e6b90e L |
4324 | } |
4325 | else | |
4326 | { | |
4327 | fc->ncols = cie->ncols; | |
3f5e193b NC |
4328 | fc->col_type = (short int *) xcmalloc (fc->ncols, sizeof (short int)); |
4329 | fc->col_offset = (int *) xcmalloc (fc->ncols, sizeof (int)); | |
19e6b90e L |
4330 | memcpy (fc->col_type, cie->col_type, fc->ncols * sizeof (short int)); |
4331 | memcpy (fc->col_offset, cie->col_offset, fc->ncols * sizeof (int)); | |
4332 | fc->augmentation = cie->augmentation; | |
604282a7 JJ |
4333 | fc->ptr_size = cie->ptr_size; |
4334 | eh_addr_size = cie->ptr_size; | |
4335 | fc->segment_size = cie->segment_size; | |
19e6b90e L |
4336 | fc->code_factor = cie->code_factor; |
4337 | fc->data_factor = cie->data_factor; | |
4338 | fc->cfa_reg = cie->cfa_reg; | |
4339 | fc->cfa_offset = cie->cfa_offset; | |
4340 | fc->ra = cie->ra; | |
cc86f28f | 4341 | frame_need_space (fc, max_regs - 1); |
19e6b90e L |
4342 | fc->fde_encoding = cie->fde_encoding; |
4343 | } | |
4344 | ||
4345 | if (fc->fde_encoding) | |
4346 | encoded_ptr_size = size_of_encoded_value (fc->fde_encoding); | |
4347 | ||
604282a7 JJ |
4348 | segment_selector = 0; |
4349 | if (fc->segment_size) | |
4350 | { | |
4351 | segment_selector = byte_get (start, fc->segment_size); | |
4352 | start += fc->segment_size; | |
4353 | } | |
19e6b90e | 4354 | fc->pc_begin = get_encoded_value (start, fc->fde_encoding); |
41e92641 | 4355 | if ((fc->fde_encoding & 0x70) == DW_EH_PE_pcrel) |
19e6b90e L |
4356 | fc->pc_begin += section->address + (start - section_start); |
4357 | start += encoded_ptr_size; | |
4358 | fc->pc_range = byte_get (start, encoded_ptr_size); | |
4359 | start += encoded_ptr_size; | |
4360 | ||
4361 | if (cie->augmentation[0] == 'z') | |
4362 | { | |
4363 | augmentation_data_len = LEB (); | |
4364 | augmentation_data = start; | |
4365 | start += augmentation_data_len; | |
4366 | } | |
4367 | ||
604282a7 | 4368 | printf ("\n%08lx %08lx %08lx FDE cie=%08lx pc=", |
19e6b90e | 4369 | (unsigned long)(saved_start - section_start), length, cie_id, |
604282a7 JJ |
4370 | (unsigned long)(cie->chunk_start - section_start)); |
4371 | if (fc->segment_size) | |
4372 | printf ("%04lx:", segment_selector); | |
4373 | printf ("%08lx..%08lx\n", fc->pc_begin, fc->pc_begin + fc->pc_range); | |
19e6b90e L |
4374 | if (! do_debug_frames_interp && augmentation_data_len) |
4375 | { | |
4376 | unsigned long i; | |
4377 | ||
4378 | printf (" Augmentation data: "); | |
4379 | for (i = 0; i < augmentation_data_len; ++i) | |
4380 | printf (" %02x", augmentation_data[i]); | |
4381 | putchar ('\n'); | |
4382 | putchar ('\n'); | |
4383 | } | |
4384 | } | |
4385 | ||
4386 | /* At this point, fc is the current chunk, cie (if any) is set, and | |
4387 | we're about to interpret instructions for the chunk. */ | |
4388 | /* ??? At present we need to do this always, since this sizes the | |
4389 | fc->col_type and fc->col_offset arrays, which we write into always. | |
4390 | We should probably split the interpreted and non-interpreted bits | |
4391 | into two different routines, since there's so much that doesn't | |
4392 | really overlap between them. */ | |
4393 | if (1 || do_debug_frames_interp) | |
4394 | { | |
4395 | /* Start by making a pass over the chunk, allocating storage | |
4396 | and taking note of what registers are used. */ | |
4397 | unsigned char *tmp = start; | |
4398 | ||
4399 | while (start < block_end) | |
4400 | { | |
4401 | unsigned op, opa; | |
91d6fa6a | 4402 | unsigned long reg, temp; |
19e6b90e L |
4403 | |
4404 | op = *start++; | |
4405 | opa = op & 0x3f; | |
4406 | if (op & 0xc0) | |
4407 | op &= 0xc0; | |
4408 | ||
4409 | /* Warning: if you add any more cases to this switch, be | |
4410 | sure to add them to the corresponding switch below. */ | |
4411 | switch (op) | |
4412 | { | |
4413 | case DW_CFA_advance_loc: | |
4414 | break; | |
4415 | case DW_CFA_offset: | |
4416 | LEB (); | |
665ce1f6 L |
4417 | if (frame_need_space (fc, opa) >= 0) |
4418 | fc->col_type[opa] = DW_CFA_undefined; | |
19e6b90e L |
4419 | break; |
4420 | case DW_CFA_restore: | |
665ce1f6 L |
4421 | if (frame_need_space (fc, opa) >= 0) |
4422 | fc->col_type[opa] = DW_CFA_undefined; | |
19e6b90e L |
4423 | break; |
4424 | case DW_CFA_set_loc: | |
4425 | start += encoded_ptr_size; | |
4426 | break; | |
4427 | case DW_CFA_advance_loc1: | |
4428 | start += 1; | |
4429 | break; | |
4430 | case DW_CFA_advance_loc2: | |
4431 | start += 2; | |
4432 | break; | |
4433 | case DW_CFA_advance_loc4: | |
4434 | start += 4; | |
4435 | break; | |
4436 | case DW_CFA_offset_extended: | |
12eae2d3 | 4437 | case DW_CFA_val_offset: |
19e6b90e | 4438 | reg = LEB (); LEB (); |
665ce1f6 L |
4439 | if (frame_need_space (fc, reg) >= 0) |
4440 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
4441 | break; |
4442 | case DW_CFA_restore_extended: | |
4443 | reg = LEB (); | |
4444 | frame_need_space (fc, reg); | |
665ce1f6 L |
4445 | if (frame_need_space (fc, reg) >= 0) |
4446 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
4447 | break; |
4448 | case DW_CFA_undefined: | |
4449 | reg = LEB (); | |
665ce1f6 L |
4450 | if (frame_need_space (fc, reg) >= 0) |
4451 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
4452 | break; |
4453 | case DW_CFA_same_value: | |
4454 | reg = LEB (); | |
665ce1f6 L |
4455 | if (frame_need_space (fc, reg) >= 0) |
4456 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
4457 | break; |
4458 | case DW_CFA_register: | |
4459 | reg = LEB (); LEB (); | |
665ce1f6 L |
4460 | if (frame_need_space (fc, reg) >= 0) |
4461 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
4462 | break; |
4463 | case DW_CFA_def_cfa: | |
4464 | LEB (); LEB (); | |
4465 | break; | |
4466 | case DW_CFA_def_cfa_register: | |
4467 | LEB (); | |
4468 | break; | |
4469 | case DW_CFA_def_cfa_offset: | |
4470 | LEB (); | |
4471 | break; | |
4472 | case DW_CFA_def_cfa_expression: | |
91d6fa6a NC |
4473 | temp = LEB (); |
4474 | start += temp; | |
19e6b90e L |
4475 | break; |
4476 | case DW_CFA_expression: | |
12eae2d3 | 4477 | case DW_CFA_val_expression: |
19e6b90e | 4478 | reg = LEB (); |
91d6fa6a NC |
4479 | temp = LEB (); |
4480 | start += temp; | |
665ce1f6 L |
4481 | if (frame_need_space (fc, reg) >= 0) |
4482 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
4483 | break; |
4484 | case DW_CFA_offset_extended_sf: | |
12eae2d3 | 4485 | case DW_CFA_val_offset_sf: |
19e6b90e | 4486 | reg = LEB (); SLEB (); |
665ce1f6 L |
4487 | if (frame_need_space (fc, reg) >= 0) |
4488 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
4489 | break; |
4490 | case DW_CFA_def_cfa_sf: | |
4491 | LEB (); SLEB (); | |
4492 | break; | |
4493 | case DW_CFA_def_cfa_offset_sf: | |
4494 | SLEB (); | |
4495 | break; | |
4496 | case DW_CFA_MIPS_advance_loc8: | |
4497 | start += 8; | |
4498 | break; | |
4499 | case DW_CFA_GNU_args_size: | |
4500 | LEB (); | |
4501 | break; | |
4502 | case DW_CFA_GNU_negative_offset_extended: | |
4503 | reg = LEB (); LEB (); | |
665ce1f6 L |
4504 | if (frame_need_space (fc, reg) >= 0) |
4505 | fc->col_type[reg] = DW_CFA_undefined; | |
4506 | break; | |
19e6b90e L |
4507 | default: |
4508 | break; | |
4509 | } | |
4510 | } | |
4511 | start = tmp; | |
4512 | } | |
4513 | ||
4514 | /* Now we know what registers are used, make a second pass over | |
4515 | the chunk, this time actually printing out the info. */ | |
4516 | ||
4517 | while (start < block_end) | |
4518 | { | |
4519 | unsigned op, opa; | |
4520 | unsigned long ul, reg, roffs; | |
4521 | long l, ofs; | |
4522 | dwarf_vma vma; | |
665ce1f6 | 4523 | const char *reg_prefix = ""; |
19e6b90e L |
4524 | |
4525 | op = *start++; | |
4526 | opa = op & 0x3f; | |
4527 | if (op & 0xc0) | |
4528 | op &= 0xc0; | |
4529 | ||
4530 | /* Warning: if you add any more cases to this switch, be | |
4531 | sure to add them to the corresponding switch above. */ | |
4532 | switch (op) | |
4533 | { | |
4534 | case DW_CFA_advance_loc: | |
4535 | if (do_debug_frames_interp) | |
4536 | frame_display_row (fc, &need_col_headers, &max_regs); | |
4537 | else | |
4538 | printf (" DW_CFA_advance_loc: %d to %08lx\n", | |
4539 | opa * fc->code_factor, | |
4540 | fc->pc_begin + opa * fc->code_factor); | |
4541 | fc->pc_begin += opa * fc->code_factor; | |
4542 | break; | |
4543 | ||
4544 | case DW_CFA_offset: | |
4545 | roffs = LEB (); | |
665ce1f6 L |
4546 | if (opa >= (unsigned int) fc->ncols) |
4547 | reg_prefix = bad_reg; | |
4548 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4549 | printf (" DW_CFA_offset: %s%s at cfa%+ld\n", | |
4550 | reg_prefix, regname (opa, 0), | |
4551 | roffs * fc->data_factor); | |
4552 | if (*reg_prefix == '\0') | |
4553 | { | |
4554 | fc->col_type[opa] = DW_CFA_offset; | |
4555 | fc->col_offset[opa] = roffs * fc->data_factor; | |
4556 | } | |
19e6b90e L |
4557 | break; |
4558 | ||
4559 | case DW_CFA_restore: | |
665ce1f6 L |
4560 | if (opa >= (unsigned int) cie->ncols |
4561 | || opa >= (unsigned int) fc->ncols) | |
4562 | reg_prefix = bad_reg; | |
4563 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4564 | printf (" DW_CFA_restore: %s%s\n", | |
4565 | reg_prefix, regname (opa, 0)); | |
4566 | if (*reg_prefix == '\0') | |
4567 | { | |
4568 | fc->col_type[opa] = cie->col_type[opa]; | |
4569 | fc->col_offset[opa] = cie->col_offset[opa]; | |
4570 | } | |
19e6b90e L |
4571 | break; |
4572 | ||
4573 | case DW_CFA_set_loc: | |
4574 | vma = get_encoded_value (start, fc->fde_encoding); | |
41e92641 | 4575 | if ((fc->fde_encoding & 0x70) == DW_EH_PE_pcrel) |
19e6b90e L |
4576 | vma += section->address + (start - section_start); |
4577 | start += encoded_ptr_size; | |
4578 | if (do_debug_frames_interp) | |
4579 | frame_display_row (fc, &need_col_headers, &max_regs); | |
4580 | else | |
4581 | printf (" DW_CFA_set_loc: %08lx\n", (unsigned long)vma); | |
4582 | fc->pc_begin = vma; | |
4583 | break; | |
4584 | ||
4585 | case DW_CFA_advance_loc1: | |
4586 | ofs = byte_get (start, 1); start += 1; | |
4587 | if (do_debug_frames_interp) | |
4588 | frame_display_row (fc, &need_col_headers, &max_regs); | |
4589 | else | |
4590 | printf (" DW_CFA_advance_loc1: %ld to %08lx\n", | |
4591 | ofs * fc->code_factor, | |
4592 | fc->pc_begin + ofs * fc->code_factor); | |
4593 | fc->pc_begin += ofs * fc->code_factor; | |
4594 | break; | |
4595 | ||
4596 | case DW_CFA_advance_loc2: | |
4597 | ofs = byte_get (start, 2); start += 2; | |
4598 | if (do_debug_frames_interp) | |
4599 | frame_display_row (fc, &need_col_headers, &max_regs); | |
4600 | else | |
4601 | printf (" DW_CFA_advance_loc2: %ld to %08lx\n", | |
4602 | ofs * fc->code_factor, | |
4603 | fc->pc_begin + ofs * fc->code_factor); | |
4604 | fc->pc_begin += ofs * fc->code_factor; | |
4605 | break; | |
4606 | ||
4607 | case DW_CFA_advance_loc4: | |
4608 | ofs = byte_get (start, 4); start += 4; | |
4609 | if (do_debug_frames_interp) | |
4610 | frame_display_row (fc, &need_col_headers, &max_regs); | |
4611 | else | |
4612 | printf (" DW_CFA_advance_loc4: %ld to %08lx\n", | |
4613 | ofs * fc->code_factor, | |
4614 | fc->pc_begin + ofs * fc->code_factor); | |
4615 | fc->pc_begin += ofs * fc->code_factor; | |
4616 | break; | |
4617 | ||
4618 | case DW_CFA_offset_extended: | |
4619 | reg = LEB (); | |
4620 | roffs = LEB (); | |
665ce1f6 L |
4621 | if (reg >= (unsigned int) fc->ncols) |
4622 | reg_prefix = bad_reg; | |
4623 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4624 | printf (" DW_CFA_offset_extended: %s%s at cfa%+ld\n", | |
4625 | reg_prefix, regname (reg, 0), | |
4626 | roffs * fc->data_factor); | |
4627 | if (*reg_prefix == '\0') | |
4628 | { | |
4629 | fc->col_type[reg] = DW_CFA_offset; | |
4630 | fc->col_offset[reg] = roffs * fc->data_factor; | |
4631 | } | |
19e6b90e L |
4632 | break; |
4633 | ||
12eae2d3 JJ |
4634 | case DW_CFA_val_offset: |
4635 | reg = LEB (); | |
4636 | roffs = LEB (); | |
665ce1f6 L |
4637 | if (reg >= (unsigned int) fc->ncols) |
4638 | reg_prefix = bad_reg; | |
4639 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4640 | printf (" DW_CFA_val_offset: %s%s at cfa%+ld\n", | |
4641 | reg_prefix, regname (reg, 0), | |
4642 | roffs * fc->data_factor); | |
4643 | if (*reg_prefix == '\0') | |
4644 | { | |
4645 | fc->col_type[reg] = DW_CFA_val_offset; | |
4646 | fc->col_offset[reg] = roffs * fc->data_factor; | |
4647 | } | |
12eae2d3 JJ |
4648 | break; |
4649 | ||
19e6b90e L |
4650 | case DW_CFA_restore_extended: |
4651 | reg = LEB (); | |
665ce1f6 L |
4652 | if (reg >= (unsigned int) cie->ncols |
4653 | || reg >= (unsigned int) fc->ncols) | |
4654 | reg_prefix = bad_reg; | |
4655 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4656 | printf (" DW_CFA_restore_extended: %s%s\n", | |
4657 | reg_prefix, regname (reg, 0)); | |
4658 | if (*reg_prefix == '\0') | |
4659 | { | |
4660 | fc->col_type[reg] = cie->col_type[reg]; | |
4661 | fc->col_offset[reg] = cie->col_offset[reg]; | |
4662 | } | |
19e6b90e L |
4663 | break; |
4664 | ||
4665 | case DW_CFA_undefined: | |
4666 | reg = LEB (); | |
665ce1f6 L |
4667 | if (reg >= (unsigned int) fc->ncols) |
4668 | reg_prefix = bad_reg; | |
4669 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4670 | printf (" DW_CFA_undefined: %s%s\n", | |
4671 | reg_prefix, regname (reg, 0)); | |
4672 | if (*reg_prefix == '\0') | |
4673 | { | |
4674 | fc->col_type[reg] = DW_CFA_undefined; | |
4675 | fc->col_offset[reg] = 0; | |
4676 | } | |
19e6b90e L |
4677 | break; |
4678 | ||
4679 | case DW_CFA_same_value: | |
4680 | reg = LEB (); | |
665ce1f6 L |
4681 | if (reg >= (unsigned int) fc->ncols) |
4682 | reg_prefix = bad_reg; | |
4683 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4684 | printf (" DW_CFA_same_value: %s%s\n", | |
4685 | reg_prefix, regname (reg, 0)); | |
4686 | if (*reg_prefix == '\0') | |
4687 | { | |
4688 | fc->col_type[reg] = DW_CFA_same_value; | |
4689 | fc->col_offset[reg] = 0; | |
4690 | } | |
19e6b90e L |
4691 | break; |
4692 | ||
4693 | case DW_CFA_register: | |
4694 | reg = LEB (); | |
4695 | roffs = LEB (); | |
665ce1f6 L |
4696 | if (reg >= (unsigned int) fc->ncols) |
4697 | reg_prefix = bad_reg; | |
4698 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
2dc4cec1 | 4699 | { |
665ce1f6 L |
4700 | printf (" DW_CFA_register: %s%s in ", |
4701 | reg_prefix, regname (reg, 0)); | |
2dc4cec1 L |
4702 | puts (regname (roffs, 0)); |
4703 | } | |
665ce1f6 L |
4704 | if (*reg_prefix == '\0') |
4705 | { | |
4706 | fc->col_type[reg] = DW_CFA_register; | |
4707 | fc->col_offset[reg] = roffs; | |
4708 | } | |
19e6b90e L |
4709 | break; |
4710 | ||
4711 | case DW_CFA_remember_state: | |
4712 | if (! do_debug_frames_interp) | |
4713 | printf (" DW_CFA_remember_state\n"); | |
3f5e193b | 4714 | rs = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk)); |
19e6b90e | 4715 | rs->ncols = fc->ncols; |
3f5e193b NC |
4716 | rs->col_type = (short int *) xcmalloc (rs->ncols, |
4717 | sizeof (short int)); | |
4718 | rs->col_offset = (int *) xcmalloc (rs->ncols, sizeof (int)); | |
19e6b90e L |
4719 | memcpy (rs->col_type, fc->col_type, rs->ncols); |
4720 | memcpy (rs->col_offset, fc->col_offset, rs->ncols * sizeof (int)); | |
4721 | rs->next = remembered_state; | |
4722 | remembered_state = rs; | |
4723 | break; | |
4724 | ||
4725 | case DW_CFA_restore_state: | |
4726 | if (! do_debug_frames_interp) | |
4727 | printf (" DW_CFA_restore_state\n"); | |
4728 | rs = remembered_state; | |
4729 | if (rs) | |
4730 | { | |
4731 | remembered_state = rs->next; | |
cc86f28f | 4732 | frame_need_space (fc, rs->ncols - 1); |
19e6b90e L |
4733 | memcpy (fc->col_type, rs->col_type, rs->ncols); |
4734 | memcpy (fc->col_offset, rs->col_offset, | |
4735 | rs->ncols * sizeof (int)); | |
4736 | free (rs->col_type); | |
4737 | free (rs->col_offset); | |
4738 | free (rs); | |
4739 | } | |
4740 | else if (do_debug_frames_interp) | |
4741 | printf ("Mismatched DW_CFA_restore_state\n"); | |
4742 | break; | |
4743 | ||
4744 | case DW_CFA_def_cfa: | |
4745 | fc->cfa_reg = LEB (); | |
4746 | fc->cfa_offset = LEB (); | |
4747 | fc->cfa_exp = 0; | |
4748 | if (! do_debug_frames_interp) | |
2dc4cec1 L |
4749 | printf (" DW_CFA_def_cfa: %s ofs %d\n", |
4750 | regname (fc->cfa_reg, 0), fc->cfa_offset); | |
19e6b90e L |
4751 | break; |
4752 | ||
4753 | case DW_CFA_def_cfa_register: | |
4754 | fc->cfa_reg = LEB (); | |
4755 | fc->cfa_exp = 0; | |
4756 | if (! do_debug_frames_interp) | |
2dc4cec1 L |
4757 | printf (" DW_CFA_def_cfa_register: %s\n", |
4758 | regname (fc->cfa_reg, 0)); | |
19e6b90e L |
4759 | break; |
4760 | ||
4761 | case DW_CFA_def_cfa_offset: | |
4762 | fc->cfa_offset = LEB (); | |
4763 | if (! do_debug_frames_interp) | |
4764 | printf (" DW_CFA_def_cfa_offset: %d\n", fc->cfa_offset); | |
4765 | break; | |
4766 | ||
4767 | case DW_CFA_nop: | |
4768 | if (! do_debug_frames_interp) | |
4769 | printf (" DW_CFA_nop\n"); | |
4770 | break; | |
4771 | ||
4772 | case DW_CFA_def_cfa_expression: | |
4773 | ul = LEB (); | |
4774 | if (! do_debug_frames_interp) | |
4775 | { | |
4776 | printf (" DW_CFA_def_cfa_expression ("); | |
f1c4cc75 RH |
4777 | decode_location_expression (start, eh_addr_size, ul, 0, |
4778 | section); | |
19e6b90e L |
4779 | printf (")\n"); |
4780 | } | |
4781 | fc->cfa_exp = 1; | |
4782 | start += ul; | |
4783 | break; | |
4784 | ||
4785 | case DW_CFA_expression: | |
4786 | reg = LEB (); | |
4787 | ul = LEB (); | |
665ce1f6 L |
4788 | if (reg >= (unsigned int) fc->ncols) |
4789 | reg_prefix = bad_reg; | |
4790 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
19e6b90e | 4791 | { |
665ce1f6 L |
4792 | printf (" DW_CFA_expression: %s%s (", |
4793 | reg_prefix, regname (reg, 0)); | |
2dc4cec1 | 4794 | decode_location_expression (start, eh_addr_size, |
f1c4cc75 | 4795 | ul, 0, section); |
19e6b90e L |
4796 | printf (")\n"); |
4797 | } | |
665ce1f6 L |
4798 | if (*reg_prefix == '\0') |
4799 | fc->col_type[reg] = DW_CFA_expression; | |
19e6b90e L |
4800 | start += ul; |
4801 | break; | |
4802 | ||
12eae2d3 JJ |
4803 | case DW_CFA_val_expression: |
4804 | reg = LEB (); | |
4805 | ul = LEB (); | |
665ce1f6 L |
4806 | if (reg >= (unsigned int) fc->ncols) |
4807 | reg_prefix = bad_reg; | |
4808 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
12eae2d3 | 4809 | { |
665ce1f6 L |
4810 | printf (" DW_CFA_val_expression: %s%s (", |
4811 | reg_prefix, regname (reg, 0)); | |
f1c4cc75 RH |
4812 | decode_location_expression (start, eh_addr_size, ul, 0, |
4813 | section); | |
12eae2d3 JJ |
4814 | printf (")\n"); |
4815 | } | |
665ce1f6 L |
4816 | if (*reg_prefix == '\0') |
4817 | fc->col_type[reg] = DW_CFA_val_expression; | |
12eae2d3 JJ |
4818 | start += ul; |
4819 | break; | |
4820 | ||
19e6b90e L |
4821 | case DW_CFA_offset_extended_sf: |
4822 | reg = LEB (); | |
4823 | l = SLEB (); | |
665ce1f6 L |
4824 | if (frame_need_space (fc, reg) < 0) |
4825 | reg_prefix = bad_reg; | |
4826 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4827 | printf (" DW_CFA_offset_extended_sf: %s%s at cfa%+ld\n", | |
4828 | reg_prefix, regname (reg, 0), | |
4829 | l * fc->data_factor); | |
4830 | if (*reg_prefix == '\0') | |
4831 | { | |
4832 | fc->col_type[reg] = DW_CFA_offset; | |
4833 | fc->col_offset[reg] = l * fc->data_factor; | |
4834 | } | |
19e6b90e L |
4835 | break; |
4836 | ||
12eae2d3 JJ |
4837 | case DW_CFA_val_offset_sf: |
4838 | reg = LEB (); | |
4839 | l = SLEB (); | |
665ce1f6 L |
4840 | if (frame_need_space (fc, reg) < 0) |
4841 | reg_prefix = bad_reg; | |
4842 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4843 | printf (" DW_CFA_val_offset_sf: %s%s at cfa%+ld\n", | |
4844 | reg_prefix, regname (reg, 0), | |
4845 | l * fc->data_factor); | |
4846 | if (*reg_prefix == '\0') | |
4847 | { | |
4848 | fc->col_type[reg] = DW_CFA_val_offset; | |
4849 | fc->col_offset[reg] = l * fc->data_factor; | |
4850 | } | |
12eae2d3 JJ |
4851 | break; |
4852 | ||
19e6b90e L |
4853 | case DW_CFA_def_cfa_sf: |
4854 | fc->cfa_reg = LEB (); | |
4855 | fc->cfa_offset = SLEB (); | |
4856 | fc->cfa_offset = fc->cfa_offset * fc->data_factor; | |
4857 | fc->cfa_exp = 0; | |
4858 | if (! do_debug_frames_interp) | |
2dc4cec1 L |
4859 | printf (" DW_CFA_def_cfa_sf: %s ofs %d\n", |
4860 | regname (fc->cfa_reg, 0), fc->cfa_offset); | |
19e6b90e L |
4861 | break; |
4862 | ||
4863 | case DW_CFA_def_cfa_offset_sf: | |
4864 | fc->cfa_offset = SLEB (); | |
4865 | fc->cfa_offset = fc->cfa_offset * fc->data_factor; | |
4866 | if (! do_debug_frames_interp) | |
4867 | printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset); | |
4868 | break; | |
4869 | ||
4870 | case DW_CFA_MIPS_advance_loc8: | |
4871 | ofs = byte_get (start, 8); start += 8; | |
4872 | if (do_debug_frames_interp) | |
4873 | frame_display_row (fc, &need_col_headers, &max_regs); | |
4874 | else | |
4875 | printf (" DW_CFA_MIPS_advance_loc8: %ld to %08lx\n", | |
4876 | ofs * fc->code_factor, | |
4877 | fc->pc_begin + ofs * fc->code_factor); | |
4878 | fc->pc_begin += ofs * fc->code_factor; | |
4879 | break; | |
4880 | ||
4881 | case DW_CFA_GNU_window_save: | |
4882 | if (! do_debug_frames_interp) | |
4883 | printf (" DW_CFA_GNU_window_save\n"); | |
4884 | break; | |
4885 | ||
4886 | case DW_CFA_GNU_args_size: | |
4887 | ul = LEB (); | |
4888 | if (! do_debug_frames_interp) | |
4889 | printf (" DW_CFA_GNU_args_size: %ld\n", ul); | |
4890 | break; | |
4891 | ||
4892 | case DW_CFA_GNU_negative_offset_extended: | |
4893 | reg = LEB (); | |
4894 | l = - LEB (); | |
665ce1f6 L |
4895 | if (frame_need_space (fc, reg) < 0) |
4896 | reg_prefix = bad_reg; | |
4897 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
4898 | printf (" DW_CFA_GNU_negative_offset_extended: %s%s at cfa%+ld\n", | |
4899 | reg_prefix, regname (reg, 0), | |
4900 | l * fc->data_factor); | |
4901 | if (*reg_prefix == '\0') | |
4902 | { | |
4903 | fc->col_type[reg] = DW_CFA_offset; | |
4904 | fc->col_offset[reg] = l * fc->data_factor; | |
4905 | } | |
19e6b90e L |
4906 | break; |
4907 | ||
4908 | default: | |
53b8873b NC |
4909 | if (op >= DW_CFA_lo_user && op <= DW_CFA_hi_user) |
4910 | printf (_(" DW_CFA_??? (User defined call frame op: %#x)\n"), op); | |
4911 | else | |
cecf136e | 4912 | warn (_("unsupported or unknown Dwarf Call Frame Instruction number: %#x\n"), op); |
19e6b90e L |
4913 | start = block_end; |
4914 | } | |
4915 | } | |
4916 | ||
4917 | if (do_debug_frames_interp) | |
4918 | frame_display_row (fc, &need_col_headers, &max_regs); | |
4919 | ||
4920 | start = block_end; | |
604282a7 | 4921 | eh_addr_size = saved_eh_addr_size; |
19e6b90e L |
4922 | } |
4923 | ||
4924 | printf ("\n"); | |
4925 | ||
4926 | return 1; | |
4927 | } | |
4928 | ||
4929 | #undef GET | |
4930 | #undef LEB | |
4931 | #undef SLEB | |
4932 | ||
4933 | static int | |
4934 | display_debug_not_supported (struct dwarf_section *section, | |
4935 | void *file ATTRIBUTE_UNUSED) | |
4936 | { | |
4937 | printf (_("Displaying the debug contents of section %s is not yet supported.\n"), | |
4938 | section->name); | |
4939 | ||
4940 | return 1; | |
4941 | } | |
4942 | ||
4943 | void * | |
4944 | cmalloc (size_t nmemb, size_t size) | |
4945 | { | |
4946 | /* Check for overflow. */ | |
4947 | if (nmemb >= ~(size_t) 0 / size) | |
4948 | return NULL; | |
4949 | else | |
4950 | return malloc (nmemb * size); | |
4951 | } | |
4952 | ||
4953 | void * | |
4954 | xcmalloc (size_t nmemb, size_t size) | |
4955 | { | |
4956 | /* Check for overflow. */ | |
4957 | if (nmemb >= ~(size_t) 0 / size) | |
4958 | return NULL; | |
4959 | else | |
4960 | return xmalloc (nmemb * size); | |
4961 | } | |
4962 | ||
4963 | void * | |
4964 | xcrealloc (void *ptr, size_t nmemb, size_t size) | |
4965 | { | |
4966 | /* Check for overflow. */ | |
4967 | if (nmemb >= ~(size_t) 0 / size) | |
4968 | return NULL; | |
4969 | else | |
4970 | return xrealloc (ptr, nmemb * size); | |
4971 | } | |
4972 | ||
4973 | void | |
4974 | error (const char *message, ...) | |
4975 | { | |
4976 | va_list args; | |
4977 | ||
4978 | va_start (args, message); | |
4979 | fprintf (stderr, _("%s: Error: "), program_name); | |
4980 | vfprintf (stderr, message, args); | |
4981 | va_end (args); | |
4982 | } | |
4983 | ||
4984 | void | |
4985 | warn (const char *message, ...) | |
4986 | { | |
4987 | va_list args; | |
4988 | ||
4989 | va_start (args, message); | |
4990 | fprintf (stderr, _("%s: Warning: "), program_name); | |
4991 | vfprintf (stderr, message, args); | |
4992 | va_end (args); | |
4993 | } | |
4994 | ||
4995 | void | |
4996 | free_debug_memory (void) | |
4997 | { | |
3f5e193b | 4998 | unsigned int i; |
19e6b90e L |
4999 | |
5000 | free_abbrevs (); | |
5001 | ||
5002 | for (i = 0; i < max; i++) | |
3f5e193b | 5003 | free_debug_section ((enum dwarf_section_display_enum) i); |
19e6b90e | 5004 | |
cc86f28f | 5005 | if (debug_information != NULL) |
19e6b90e | 5006 | { |
cc86f28f | 5007 | if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE) |
19e6b90e | 5008 | { |
cc86f28f | 5009 | for (i = 0; i < num_debug_info_entries; i++) |
19e6b90e | 5010 | { |
cc86f28f NC |
5011 | if (!debug_information [i].max_loc_offsets) |
5012 | { | |
5013 | free (debug_information [i].loc_offsets); | |
5014 | free (debug_information [i].have_frame_base); | |
5015 | } | |
5016 | if (!debug_information [i].max_range_lists) | |
5017 | free (debug_information [i].range_lists); | |
19e6b90e | 5018 | } |
19e6b90e | 5019 | } |
cc86f28f | 5020 | |
19e6b90e L |
5021 | free (debug_information); |
5022 | debug_information = NULL; | |
5023 | num_debug_info_entries = 0; | |
5024 | } | |
19e6b90e L |
5025 | } |
5026 | ||
4cb93e3b TG |
5027 | void |
5028 | dwarf_select_sections_by_names (const char *names) | |
5029 | { | |
5030 | typedef struct | |
5031 | { | |
5032 | const char * option; | |
5033 | int * variable; | |
f9f0e732 | 5034 | int val; |
4cb93e3b TG |
5035 | } |
5036 | debug_dump_long_opts; | |
5037 | ||
5038 | static const debug_dump_long_opts opts_table [] = | |
5039 | { | |
5040 | /* Please keep this table alpha- sorted. */ | |
5041 | { "Ranges", & do_debug_ranges, 1 }, | |
5042 | { "abbrev", & do_debug_abbrevs, 1 }, | |
5043 | { "aranges", & do_debug_aranges, 1 }, | |
5044 | { "frames", & do_debug_frames, 1 }, | |
5045 | { "frames-interp", & do_debug_frames_interp, 1 }, | |
5046 | { "info", & do_debug_info, 1 }, | |
5047 | { "line", & do_debug_lines, FLAG_DEBUG_LINES_RAW }, /* For backwards compatibility. */ | |
5048 | { "rawline", & do_debug_lines, FLAG_DEBUG_LINES_RAW }, | |
5049 | { "decodedline", & do_debug_lines, FLAG_DEBUG_LINES_DECODED }, | |
5050 | { "loc", & do_debug_loc, 1 }, | |
5051 | { "macro", & do_debug_macinfo, 1 }, | |
5052 | { "pubnames", & do_debug_pubnames, 1 }, | |
357da287 | 5053 | { "pubtypes", & do_debug_pubtypes, 1 }, |
4cb93e3b TG |
5054 | /* This entry is for compatability |
5055 | with earlier versions of readelf. */ | |
5056 | { "ranges", & do_debug_aranges, 1 }, | |
5057 | { "str", & do_debug_str, 1 }, | |
6f875884 TG |
5058 | /* These trace_* sections are used by Itanium VMS. */ |
5059 | { "trace_abbrev", & do_trace_abbrevs, 1 }, | |
5060 | { "trace_aranges", & do_trace_aranges, 1 }, | |
5061 | { "trace_info", & do_trace_info, 1 }, | |
4cb93e3b TG |
5062 | { NULL, NULL, 0 } |
5063 | }; | |
5064 | ||
5065 | const char *p; | |
5066 | ||
5067 | p = names; | |
5068 | while (*p) | |
5069 | { | |
5070 | const debug_dump_long_opts * entry; | |
5071 | ||
5072 | for (entry = opts_table; entry->option; entry++) | |
5073 | { | |
5074 | size_t len = strlen (entry->option); | |
5075 | ||
5076 | if (strncmp (p, entry->option, len) == 0 | |
5077 | && (p[len] == ',' || p[len] == '\0')) | |
5078 | { | |
5079 | * entry->variable |= entry->val; | |
5080 | ||
5081 | /* The --debug-dump=frames-interp option also | |
5082 | enables the --debug-dump=frames option. */ | |
5083 | if (do_debug_frames_interp) | |
5084 | do_debug_frames = 1; | |
5085 | ||
5086 | p += len; | |
5087 | break; | |
5088 | } | |
5089 | } | |
5090 | ||
5091 | if (entry->option == NULL) | |
5092 | { | |
5093 | warn (_("Unrecognized debug option '%s'\n"), p); | |
5094 | p = strchr (p, ','); | |
5095 | if (p == NULL) | |
5096 | break; | |
5097 | } | |
5098 | ||
5099 | if (*p == ',') | |
5100 | p++; | |
5101 | } | |
5102 | } | |
5103 | ||
5104 | void | |
5105 | dwarf_select_sections_by_letters (const char *letters) | |
5106 | { | |
91d6fa6a | 5107 | unsigned int lindex = 0; |
4cb93e3b | 5108 | |
91d6fa6a NC |
5109 | while (letters[lindex]) |
5110 | switch (letters[lindex++]) | |
4cb93e3b TG |
5111 | { |
5112 | case 'i': | |
5113 | do_debug_info = 1; | |
5114 | break; | |
5115 | ||
5116 | case 'a': | |
5117 | do_debug_abbrevs = 1; | |
5118 | break; | |
5119 | ||
5120 | case 'l': | |
5121 | do_debug_lines |= FLAG_DEBUG_LINES_RAW; | |
5122 | break; | |
5123 | ||
5124 | case 'L': | |
5125 | do_debug_lines |= FLAG_DEBUG_LINES_DECODED; | |
5126 | break; | |
5127 | ||
5128 | case 'p': | |
5129 | do_debug_pubnames = 1; | |
5130 | break; | |
5131 | ||
f9f0e732 NC |
5132 | case 't': |
5133 | do_debug_pubtypes = 1; | |
5134 | break; | |
5135 | ||
4cb93e3b TG |
5136 | case 'r': |
5137 | do_debug_aranges = 1; | |
5138 | break; | |
5139 | ||
5140 | case 'R': | |
5141 | do_debug_ranges = 1; | |
5142 | break; | |
5143 | ||
5144 | case 'F': | |
5145 | do_debug_frames_interp = 1; | |
5146 | case 'f': | |
5147 | do_debug_frames = 1; | |
5148 | break; | |
5149 | ||
5150 | case 'm': | |
5151 | do_debug_macinfo = 1; | |
5152 | break; | |
5153 | ||
5154 | case 's': | |
5155 | do_debug_str = 1; | |
5156 | break; | |
5157 | ||
5158 | case 'o': | |
5159 | do_debug_loc = 1; | |
5160 | break; | |
5161 | ||
5162 | default: | |
5163 | warn (_("Unrecognized debug option '%s'\n"), optarg); | |
5164 | break; | |
5165 | } | |
5166 | } | |
5167 | ||
5168 | void | |
5169 | dwarf_select_sections_all (void) | |
5170 | { | |
5171 | do_debug_info = 1; | |
5172 | do_debug_abbrevs = 1; | |
5173 | do_debug_lines = FLAG_DEBUG_LINES_RAW; | |
5174 | do_debug_pubnames = 1; | |
f9f0e732 | 5175 | do_debug_pubtypes = 1; |
4cb93e3b TG |
5176 | do_debug_aranges = 1; |
5177 | do_debug_ranges = 1; | |
5178 | do_debug_frames = 1; | |
5179 | do_debug_macinfo = 1; | |
5180 | do_debug_str = 1; | |
5181 | do_debug_loc = 1; | |
6f875884 TG |
5182 | do_trace_info = 1; |
5183 | do_trace_abbrevs = 1; | |
5184 | do_trace_aranges = 1; | |
4cb93e3b TG |
5185 | } |
5186 | ||
19e6b90e L |
5187 | struct dwarf_section_display debug_displays[] = |
5188 | { | |
6f875884 | 5189 | { { ".debug_abbrev", ".zdebug_abbrev", NULL, NULL, 0, 0 }, |
c8450da8 | 5190 | display_debug_abbrev, &do_debug_abbrevs, 0 }, |
6f875884 | 5191 | { { ".debug_aranges", ".zdebug_aranges", NULL, NULL, 0, 0 }, |
c8450da8 | 5192 | display_debug_aranges, &do_debug_aranges, 1 }, |
6f875884 | 5193 | { { ".debug_frame", ".zdebug_frame", NULL, NULL, 0, 0 }, |
c8450da8 | 5194 | display_debug_frames, &do_debug_frames, 1 }, |
6f875884 | 5195 | { { ".debug_info", ".zdebug_info", NULL, NULL, 0, 0 }, |
c8450da8 | 5196 | display_debug_info, &do_debug_info, 1 }, |
6f875884 | 5197 | { { ".debug_line", ".zdebug_line", NULL, NULL, 0, 0 }, |
c8450da8 | 5198 | display_debug_lines, &do_debug_lines, 1 }, |
6f875884 | 5199 | { { ".debug_pubnames", ".zdebug_pubnames", NULL, NULL, 0, 0 }, |
c8450da8 | 5200 | display_debug_pubnames, &do_debug_pubnames, 0 }, |
6f875884 | 5201 | { { ".eh_frame", "", NULL, NULL, 0, 0 }, |
c8450da8 | 5202 | display_debug_frames, &do_debug_frames, 1 }, |
6f875884 | 5203 | { { ".debug_macinfo", ".zdebug_macinfo", NULL, NULL, 0, 0 }, |
c8450da8 | 5204 | display_debug_macinfo, &do_debug_macinfo, 0 }, |
6f875884 | 5205 | { { ".debug_str", ".zdebug_str", NULL, NULL, 0, 0 }, |
c8450da8 | 5206 | display_debug_str, &do_debug_str, 0 }, |
6f875884 | 5207 | { { ".debug_loc", ".zdebug_loc", NULL, NULL, 0, 0 }, |
c8450da8 | 5208 | display_debug_loc, &do_debug_loc, 1 }, |
6f875884 | 5209 | { { ".debug_pubtypes", ".zdebug_pubtypes", NULL, NULL, 0, 0 }, |
f9f0e732 | 5210 | display_debug_pubnames, &do_debug_pubtypes, 0 }, |
6f875884 | 5211 | { { ".debug_ranges", ".zdebug_ranges", NULL, NULL, 0, 0 }, |
c8450da8 | 5212 | display_debug_ranges, &do_debug_ranges, 1 }, |
6f875884 | 5213 | { { ".debug_static_func", ".zdebug_static_func", NULL, NULL, 0, 0 }, |
c8450da8 | 5214 | display_debug_not_supported, NULL, 0 }, |
6f875884 | 5215 | { { ".debug_static_vars", ".zdebug_static_vars", NULL, NULL, 0, 0 }, |
c8450da8 | 5216 | display_debug_not_supported, NULL, 0 }, |
6f875884 | 5217 | { { ".debug_types", ".zdebug_types", NULL, NULL, 0, 0 }, |
2b6f5997 | 5218 | display_debug_types, &do_debug_info, 1 }, |
6f875884 TG |
5219 | { { ".debug_weaknames", ".zdebug_weaknames", NULL, NULL, 0, 0 }, |
5220 | display_debug_not_supported, NULL, 0 }, | |
5221 | { { ".trace_info", "", NULL, NULL, 0, 0 }, | |
5222 | display_trace_info, &do_trace_info, 1 }, | |
5223 | { { ".trace_abbrev", "", NULL, NULL, 0, 0 }, | |
5224 | display_debug_abbrev, &do_trace_abbrevs, 0 }, | |
5225 | { { ".trace_aranges", "", NULL, NULL, 0, 0 }, | |
5226 | display_debug_aranges, &do_trace_aranges, 0 } | |
19e6b90e | 5227 | }; |