Commit | Line | Data |
---|---|---|
19e6b90e | 1 | /* dwarf.c -- display DWARF contents of a BFD binary file |
2571583a | 2 | Copyright (C) 2005-2017 Free Software Foundation, Inc. |
19e6b90e L |
3 | |
4 | This file is part of GNU Binutils. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
32866df7 | 8 | the Free Software Foundation; either version 3 of the License, or |
19e6b90e L |
9 | (at your option) any later version. |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA | |
19 | 02110-1301, USA. */ | |
20 | ||
3db64b00 | 21 | #include "sysdep.h" |
19e6b90e | 22 | #include "libiberty.h" |
3db64b00 | 23 | #include "bfd.h" |
5bbdf3d5 | 24 | #include "bfd_stdint.h" |
3db64b00 | 25 | #include "bucomm.h" |
3284fe0c | 26 | #include "elfcomm.h" |
2dc4cec1 | 27 | #include "elf/common.h" |
fa8f86ff | 28 | #include "dwarf2.h" |
3db64b00 | 29 | #include "dwarf.h" |
8d6eee87 | 30 | #include "gdb/gdb-index.h" |
61364358 JK |
31 | #include <assert.h> |
32 | ||
33 | #undef MAX | |
34 | #undef MIN | |
35 | #define MAX(a, b) ((a) > (b) ? (a) : (b)) | |
36 | #define MIN(a, b) ((a) < (b) ? (a) : (b)) | |
19e6b90e | 37 | |
18464d4d JK |
38 | static const char *regname (unsigned int regno, int row); |
39 | ||
19e6b90e L |
40 | static int have_frame_base; |
41 | static int need_base_address; | |
42 | ||
19e6b90e | 43 | static unsigned int num_debug_info_entries = 0; |
82b1b41b | 44 | static unsigned int alloc_num_debug_info_entries = 0; |
19e6b90e | 45 | static debug_info *debug_information = NULL; |
cc86f28f NC |
46 | /* Special value for num_debug_info_entries to indicate |
47 | that the .debug_info section could not be loaded/parsed. */ | |
48 | #define DEBUG_INFO_UNAVAILABLE (unsigned int) -1 | |
19e6b90e | 49 | |
77ef8654 | 50 | unsigned int eh_addr_size; |
19e6b90e L |
51 | |
52 | int do_debug_info; | |
53 | int do_debug_abbrevs; | |
54 | int do_debug_lines; | |
55 | int do_debug_pubnames; | |
f9f0e732 | 56 | int do_debug_pubtypes; |
19e6b90e L |
57 | int do_debug_aranges; |
58 | int do_debug_ranges; | |
59 | int do_debug_frames; | |
60 | int do_debug_frames_interp; | |
61 | int do_debug_macinfo; | |
62 | int do_debug_str; | |
63 | int do_debug_loc; | |
5bbdf3d5 | 64 | int do_gdb_index; |
6f875884 TG |
65 | int do_trace_info; |
66 | int do_trace_abbrevs; | |
67 | int do_trace_aranges; | |
657d0d47 CC |
68 | int do_debug_addr; |
69 | int do_debug_cu_index; | |
a262ae96 | 70 | int do_wide; |
19e6b90e | 71 | |
fd2f0033 TT |
72 | int dwarf_cutoff_level = -1; |
73 | unsigned long dwarf_start_die; | |
74 | ||
4723351a CC |
75 | int dwarf_check = 0; |
76 | ||
9f272209 AO |
77 | /* Convenient constant, to avoid having to cast -1 to dwarf_vma when |
78 | testing whether e.g. a locview list is present. */ | |
79 | static const dwarf_vma vm1 = -1; | |
80 | ||
341f9135 CC |
81 | /* Collection of CU/TU section sets from .debug_cu_index and .debug_tu_index |
82 | sections. For version 1 package files, each set is stored in SHNDX_POOL | |
83 | as a zero-terminated list of section indexes comprising one set of debug | |
84 | sections from a .dwo file. */ | |
85 | ||
341f9135 CC |
86 | static unsigned int *shndx_pool = NULL; |
87 | static unsigned int shndx_pool_size = 0; | |
88 | static unsigned int shndx_pool_used = 0; | |
89 | ||
90 | /* For version 2 package files, each set contains an array of section offsets | |
91 | and an array of section sizes, giving the offset and size of the | |
92 | contribution from a CU or TU within one of the debug sections. | |
93 | When displaying debug info from a package file, we need to use these | |
94 | tables to locate the corresponding contributions to each section. */ | |
95 | ||
96 | struct cu_tu_set | |
97 | { | |
98 | uint64_t signature; | |
99 | dwarf_vma section_offsets[DW_SECT_MAX]; | |
100 | size_t section_sizes[DW_SECT_MAX]; | |
101 | }; | |
102 | ||
103 | static int cu_count = 0; | |
104 | static int tu_count = 0; | |
105 | static struct cu_tu_set *cu_sets = NULL; | |
106 | static struct cu_tu_set *tu_sets = NULL; | |
107 | ||
43a444f9 | 108 | static bfd_boolean load_cu_tu_indexes (void *); |
341f9135 | 109 | |
4cb93e3b TG |
110 | /* Values for do_debug_lines. */ |
111 | #define FLAG_DEBUG_LINES_RAW 1 | |
112 | #define FLAG_DEBUG_LINES_DECODED 2 | |
113 | ||
77ef8654 | 114 | static unsigned int |
f1c4cc75 RH |
115 | size_of_encoded_value (int encoding) |
116 | { | |
117 | switch (encoding & 0x7) | |
118 | { | |
119 | default: /* ??? */ | |
120 | case 0: return eh_addr_size; | |
121 | case 2: return 2; | |
122 | case 3: return 4; | |
123 | case 4: return 8; | |
124 | } | |
125 | } | |
126 | ||
127 | static dwarf_vma | |
041830e0 | 128 | get_encoded_value (unsigned char **pdata, |
bad62cf5 | 129 | int encoding, |
041830e0 NC |
130 | struct dwarf_section *section, |
131 | unsigned char * end) | |
f1c4cc75 | 132 | { |
041830e0 | 133 | unsigned char * data = * pdata; |
6937bb54 | 134 | unsigned int size = size_of_encoded_value (encoding); |
bad62cf5 | 135 | dwarf_vma val; |
f1c4cc75 | 136 | |
041830e0 NC |
137 | if (data + size >= end) |
138 | { | |
139 | warn (_("Encoded value extends past end of section\n")); | |
140 | * pdata = end; | |
141 | return 0; | |
142 | } | |
143 | ||
6937bb54 NC |
144 | /* PR 17512: file: 002-829853-0.004. */ |
145 | if (size > 8) | |
146 | { | |
147 | warn (_("Encoded size of %d is too large to read\n"), size); | |
148 | * pdata = end; | |
149 | return 0; | |
150 | } | |
151 | ||
0a9d414a NC |
152 | /* PR 17512: file: 1085-5603-0.004. */ |
153 | if (size == 0) | |
154 | { | |
155 | warn (_("Encoded size of 0 is too small to read\n")); | |
156 | * pdata = end; | |
157 | return 0; | |
158 | } | |
159 | ||
f1c4cc75 | 160 | if (encoding & DW_EH_PE_signed) |
bad62cf5 | 161 | val = byte_get_signed (data, size); |
f1c4cc75 | 162 | else |
bad62cf5 AM |
163 | val = byte_get (data, size); |
164 | ||
165 | if ((encoding & 0x70) == DW_EH_PE_pcrel) | |
166 | val += section->address + (data - section->start); | |
041830e0 NC |
167 | |
168 | * pdata = data + size; | |
bad62cf5 | 169 | return val; |
f1c4cc75 RH |
170 | } |
171 | ||
4c219c2e AM |
172 | #if defined HAVE_LONG_LONG && SIZEOF_LONG_LONG > SIZEOF_LONG |
173 | # ifndef __MINGW32__ | |
174 | # define DWARF_VMA_FMT "ll" | |
175 | # define DWARF_VMA_FMT_LONG "%16.16llx" | |
176 | # else | |
177 | # define DWARF_VMA_FMT "I64" | |
178 | # define DWARF_VMA_FMT_LONG "%016I64x" | |
179 | # endif | |
2e14fae2 | 180 | #else |
4c219c2e AM |
181 | # define DWARF_VMA_FMT "l" |
182 | # define DWARF_VMA_FMT_LONG "%16.16lx" | |
2d9472a2 NC |
183 | #endif |
184 | ||
bf5117e3 NC |
185 | /* Convert a dwarf vma value into a string. Returns a pointer to a static |
186 | buffer containing the converted VALUE. The value is converted according | |
187 | to the printf formating character FMTCH. If NUM_BYTES is non-zero then | |
188 | it specifies the maximum number of bytes to be displayed in the converted | |
189 | value and FMTCH is ignored - hex is always used. */ | |
467c65bc | 190 | |
47704ddf | 191 | static const char * |
bf5117e3 | 192 | dwarf_vmatoa_1 (const char *fmtch, dwarf_vma value, unsigned num_bytes) |
47704ddf KT |
193 | { |
194 | /* As dwarf_vmatoa is used more then once in a printf call | |
195 | for output, we are cycling through an fixed array of pointers | |
196 | for return address. */ | |
197 | static int buf_pos = 0; | |
467c65bc NC |
198 | static struct dwarf_vmatoa_buf |
199 | { | |
47704ddf KT |
200 | char place[64]; |
201 | } buf[16]; | |
47704ddf KT |
202 | char *ret; |
203 | ||
47704ddf | 204 | ret = buf[buf_pos++].place; |
467c65bc | 205 | buf_pos %= ARRAY_SIZE (buf); |
47704ddf | 206 | |
bf5117e3 NC |
207 | if (num_bytes) |
208 | { | |
222c2bf0 | 209 | /* Printf does not have a way of specifying a maximum field width for an |
bf5117e3 NC |
210 | integer value, so we print the full value into a buffer and then select |
211 | the precision we need. */ | |
212 | snprintf (ret, sizeof (buf[0].place), DWARF_VMA_FMT_LONG, value); | |
213 | if (num_bytes > 8) | |
214 | num_bytes = 8; | |
215 | return ret + (16 - 2 * num_bytes); | |
216 | } | |
217 | else | |
218 | { | |
219 | char fmt[32]; | |
220 | ||
0bae9e9e NC |
221 | if (fmtch) |
222 | sprintf (fmt, "%%%s%s", DWARF_VMA_FMT, fmtch); | |
223 | else | |
224 | sprintf (fmt, "%%%s", DWARF_VMA_FMT); | |
bf5117e3 NC |
225 | snprintf (ret, sizeof (buf[0].place), fmt, value); |
226 | return ret; | |
227 | } | |
228 | } | |
47704ddf | 229 | |
bf5117e3 NC |
230 | static inline const char * |
231 | dwarf_vmatoa (const char * fmtch, dwarf_vma value) | |
232 | { | |
233 | return dwarf_vmatoa_1 (fmtch, value, 0); | |
234 | } | |
235 | ||
236 | /* Print a dwarf_vma value (typically an address, offset or length) in | |
237 | hexadecimal format, followed by a space. The length of the VALUE (and | |
238 | hence the precision displayed) is determined by the NUM_BYTES parameter. */ | |
239 | ||
240 | static void | |
241 | print_dwarf_vma (dwarf_vma value, unsigned num_bytes) | |
242 | { | |
243 | printf ("%s ", dwarf_vmatoa_1 (NULL, value, num_bytes)); | |
47704ddf KT |
244 | } |
245 | ||
9f272209 AO |
246 | /* Print a view number in hexadecimal value, with the same width |
247 | print_dwarf_vma would have printed it with the same num_bytes. | |
248 | Print blanks for zero view, unless force is nonzero. */ | |
249 | ||
250 | static void | |
251 | print_dwarf_view (dwarf_vma value, unsigned num_bytes, int force) | |
252 | { | |
253 | int len; | |
254 | if (!num_bytes) | |
255 | len = 4; | |
256 | else | |
257 | len = num_bytes * 2; | |
258 | ||
259 | assert (value == (unsigned long) value); | |
260 | if (value || force) | |
261 | printf ("v%0*lx ", len - 1, (unsigned long) value); | |
262 | else | |
263 | printf ("%*s", len + 1, ""); | |
264 | } | |
265 | ||
74bc6052 CC |
266 | /* Format a 64-bit value, given as two 32-bit values, in hex. |
267 | For reentrancy, this uses a buffer provided by the caller. */ | |
268 | ||
269 | static const char * | |
270 | dwarf_vmatoa64 (dwarf_vma hvalue, dwarf_vma lvalue, char *buf, | |
271 | unsigned int buf_len) | |
272 | { | |
273 | int len = 0; | |
274 | ||
275 | if (hvalue == 0) | |
276 | snprintf (buf, buf_len, "%" DWARF_VMA_FMT "x", lvalue); | |
277 | else | |
278 | { | |
279 | len = snprintf (buf, buf_len, "%" DWARF_VMA_FMT "x", hvalue); | |
280 | snprintf (buf + len, buf_len - len, | |
281 | "%08" DWARF_VMA_FMT "x", lvalue); | |
282 | } | |
283 | ||
284 | return buf; | |
285 | } | |
286 | ||
f6f0e17b NC |
287 | /* Read in a LEB128 encoded value starting at address DATA. |
288 | If SIGN is true, return a signed LEB128 value. | |
289 | If LENGTH_RETURN is not NULL, return in it the number of bytes read. | |
290 | No bytes will be read at address END or beyond. */ | |
291 | ||
467c65bc | 292 | dwarf_vma |
f6f0e17b NC |
293 | read_leb128 (unsigned char *data, |
294 | unsigned int *length_return, | |
295 | bfd_boolean sign, | |
296 | const unsigned char * const end) | |
19e6b90e | 297 | { |
467c65bc | 298 | dwarf_vma result = 0; |
19e6b90e L |
299 | unsigned int num_read = 0; |
300 | unsigned int shift = 0; | |
f6f0e17b | 301 | unsigned char byte = 0; |
19e6b90e | 302 | |
f6f0e17b | 303 | while (data < end) |
19e6b90e L |
304 | { |
305 | byte = *data++; | |
306 | num_read++; | |
307 | ||
467c65bc | 308 | result |= ((dwarf_vma) (byte & 0x7f)) << shift; |
19e6b90e L |
309 | |
310 | shift += 7; | |
f6f0e17b NC |
311 | if ((byte & 0x80) == 0) |
312 | break; | |
77ef8654 NC |
313 | |
314 | /* PR 17512: file: 0ca183b8. | |
315 | FIXME: Should we signal this error somehow ? */ | |
f641dd96 | 316 | if (shift >= sizeof (result) * 8) |
77ef8654 | 317 | break; |
19e6b90e | 318 | } |
19e6b90e L |
319 | |
320 | if (length_return != NULL) | |
321 | *length_return = num_read; | |
322 | ||
323 | if (sign && (shift < 8 * sizeof (result)) && (byte & 0x40)) | |
c4e0beac | 324 | result |= -((dwarf_vma) 1 << shift); |
19e6b90e L |
325 | |
326 | return result; | |
327 | } | |
328 | ||
467c65bc | 329 | /* Create a signed version to avoid painful typecasts. */ |
f6f0e17b NC |
330 | static inline dwarf_signed_vma |
331 | read_sleb128 (unsigned char * data, | |
332 | unsigned int * length_return, | |
333 | const unsigned char * const end) | |
334 | { | |
335 | return (dwarf_signed_vma) read_leb128 (data, length_return, TRUE, end); | |
336 | } | |
337 | ||
338 | static inline dwarf_vma | |
339 | read_uleb128 (unsigned char * data, | |
340 | unsigned int * length_return, | |
341 | const unsigned char * const end) | |
467c65bc | 342 | { |
f6f0e17b | 343 | return read_leb128 (data, length_return, FALSE, end); |
467c65bc NC |
344 | } |
345 | ||
7f2c8a1d NC |
346 | #define SKIP_ULEB() read_uleb128 (start, & length_return, end); start += length_return |
347 | #define SKIP_SLEB() read_sleb128 (start, & length_return, end); start += length_return | |
348 | ||
349 | #define READ_ULEB(var) \ | |
350 | do \ | |
351 | { \ | |
352 | dwarf_vma _val; \ | |
353 | \ | |
354 | (var) = _val = read_uleb128 (start, &length_return, end); \ | |
355 | if ((var) != _val) \ | |
66cfc0fd AM |
356 | error (_("Internal error: %s:%d: LEB value (%s) " \ |
357 | "too large for containing variable\n"), \ | |
358 | __FILE__, __LINE__, dwarf_vmatoa ("u", _val)); \ | |
7f2c8a1d NC |
359 | start += length_return; \ |
360 | } \ | |
361 | while (0) | |
362 | ||
363 | #define READ_SLEB(var) \ | |
364 | do \ | |
365 | { \ | |
366 | dwarf_signed_vma _val; \ | |
367 | \ | |
368 | (var) = _val = read_sleb128 (start, &length_return, end); \ | |
369 | if ((var) != _val) \ | |
66cfc0fd AM |
370 | error (_("Internal error: %s:%d: LEB value (%s) " \ |
371 | "too large for containing variable\n"), \ | |
372 | __FILE__, __LINE__, dwarf_vmatoa ("d", _val)); \ | |
7f2c8a1d NC |
373 | start += length_return; \ |
374 | } \ | |
375 | while (0) | |
376 | ||
0c588247 NC |
377 | #define SAFE_BYTE_GET(VAL, PTR, AMOUNT, END) \ |
378 | do \ | |
379 | { \ | |
380 | unsigned int amount = (AMOUNT); \ | |
34b9f729 NC |
381 | if (sizeof (VAL) < amount) \ |
382 | { \ | |
383 | error (_("internal error: attempt to read %d bytes of data in to %d sized variable"),\ | |
384 | amount, (int) sizeof (VAL)); \ | |
385 | amount = sizeof (VAL); \ | |
386 | } \ | |
0c588247 NC |
387 | if (((PTR) + amount) >= (END)) \ |
388 | { \ | |
389 | if ((PTR) < (END)) \ | |
390 | amount = (END) - (PTR); \ | |
391 | else \ | |
392 | amount = 0; \ | |
393 | } \ | |
6937bb54 | 394 | if (amount == 0 || amount > 8) \ |
0c588247 | 395 | VAL = 0; \ |
6937bb54 NC |
396 | else \ |
397 | VAL = byte_get ((PTR), amount); \ | |
0c588247 NC |
398 | } \ |
399 | while (0) | |
400 | ||
401 | #define SAFE_BYTE_GET_AND_INC(VAL, PTR, AMOUNT, END) \ | |
402 | do \ | |
403 | { \ | |
404 | SAFE_BYTE_GET (VAL, PTR, AMOUNT, END); \ | |
405 | PTR += AMOUNT; \ | |
406 | } \ | |
407 | while (0) | |
408 | ||
409 | #define SAFE_SIGNED_BYTE_GET(VAL, PTR, AMOUNT, END) \ | |
410 | do \ | |
411 | { \ | |
412 | unsigned int amount = (AMOUNT); \ | |
413 | if (((PTR) + amount) >= (END)) \ | |
414 | { \ | |
415 | if ((PTR) < (END)) \ | |
416 | amount = (END) - (PTR); \ | |
417 | else \ | |
418 | amount = 0; \ | |
419 | } \ | |
420 | if (amount) \ | |
421 | VAL = byte_get_signed ((PTR), amount); \ | |
422 | else \ | |
423 | VAL = 0; \ | |
424 | } \ | |
425 | while (0) | |
426 | ||
427 | #define SAFE_SIGNED_BYTE_GET_AND_INC(VAL, PTR, AMOUNT, END) \ | |
428 | do \ | |
429 | { \ | |
430 | SAFE_SIGNED_BYTE_GET (VAL, PTR, AMOUNT, END); \ | |
431 | PTR += AMOUNT; \ | |
432 | } \ | |
433 | while (0) | |
434 | ||
435 | #define SAFE_BYTE_GET64(PTR, HIGH, LOW, END) \ | |
436 | do \ | |
437 | { \ | |
87bc83b3 | 438 | if (((PTR) + 8) <= (END)) \ |
0c588247 NC |
439 | { \ |
440 | byte_get_64 ((PTR), (HIGH), (LOW)); \ | |
441 | } \ | |
442 | else \ | |
443 | { \ | |
0c588247 NC |
444 | * (LOW) = * (HIGH) = 0; \ |
445 | } \ | |
446 | } \ | |
447 | while (0) | |
448 | ||
19e6b90e L |
449 | typedef struct State_Machine_Registers |
450 | { | |
467c65bc | 451 | dwarf_vma address; |
ba8826a8 | 452 | unsigned int view; |
19e6b90e L |
453 | unsigned int file; |
454 | unsigned int line; | |
455 | unsigned int column; | |
456 | int is_stmt; | |
457 | int basic_block; | |
a233b20c JJ |
458 | unsigned char op_index; |
459 | unsigned char end_sequence; | |
ba8826a8 AO |
460 | /* This variable hold the number of the last entry seen |
461 | in the File Table. */ | |
19e6b90e L |
462 | unsigned int last_file_entry; |
463 | } SMR; | |
464 | ||
465 | static SMR state_machine_regs; | |
466 | ||
467 | static void | |
468 | reset_state_machine (int is_stmt) | |
469 | { | |
470 | state_machine_regs.address = 0; | |
ba8826a8 | 471 | state_machine_regs.view = 0; |
a233b20c | 472 | state_machine_regs.op_index = 0; |
19e6b90e L |
473 | state_machine_regs.file = 1; |
474 | state_machine_regs.line = 1; | |
475 | state_machine_regs.column = 0; | |
476 | state_machine_regs.is_stmt = is_stmt; | |
477 | state_machine_regs.basic_block = 0; | |
478 | state_machine_regs.end_sequence = 0; | |
479 | state_machine_regs.last_file_entry = 0; | |
480 | } | |
481 | ||
482 | /* Handled an extend line op. | |
483 | Returns the number of bytes read. */ | |
484 | ||
485 | static int | |
f6f0e17b NC |
486 | process_extended_line_op (unsigned char * data, |
487 | int is_stmt, | |
488 | unsigned char * end) | |
19e6b90e L |
489 | { |
490 | unsigned char op_code; | |
491 | unsigned int bytes_read; | |
492 | unsigned int len; | |
493 | unsigned char *name; | |
143a3db0 | 494 | unsigned char *orig_data = data; |
f6f0e17b | 495 | dwarf_vma adr; |
19e6b90e | 496 | |
f6f0e17b | 497 | len = read_uleb128 (data, & bytes_read, end); |
19e6b90e L |
498 | data += bytes_read; |
499 | ||
e44c58ce | 500 | if (len == 0 || data == end || len > (uintptr_t) (end - data)) |
19e6b90e | 501 | { |
f41e4712 | 502 | warn (_("Badly formed extended line op encountered!\n")); |
19e6b90e L |
503 | return bytes_read; |
504 | } | |
505 | ||
506 | len += bytes_read; | |
507 | op_code = *data++; | |
508 | ||
509 | printf (_(" Extended opcode %d: "), op_code); | |
510 | ||
511 | switch (op_code) | |
512 | { | |
513 | case DW_LNE_end_sequence: | |
514 | printf (_("End of Sequence\n\n")); | |
515 | reset_state_machine (is_stmt); | |
516 | break; | |
517 | ||
518 | case DW_LNE_set_address: | |
6937bb54 NC |
519 | /* PR 17512: file: 002-100480-0.004. */ |
520 | if (len - bytes_read - 1 > 8) | |
77ef8654 NC |
521 | { |
522 | warn (_("Length (%d) of DW_LNE_set_address op is too long\n"), | |
523 | len - bytes_read - 1); | |
524 | adr = 0; | |
525 | } | |
526 | else | |
527 | SAFE_BYTE_GET (adr, data, len - bytes_read - 1, end); | |
47704ddf | 528 | printf (_("set Address to 0x%s\n"), dwarf_vmatoa ("x", adr)); |
19e6b90e | 529 | state_machine_regs.address = adr; |
ba8826a8 | 530 | state_machine_regs.view = 0; |
a233b20c | 531 | state_machine_regs.op_index = 0; |
19e6b90e L |
532 | break; |
533 | ||
534 | case DW_LNE_define_file: | |
143a3db0 | 535 | printf (_("define new File Table entry\n")); |
19e6b90e | 536 | printf (_(" Entry\tDir\tTime\tSize\tName\n")); |
cc5914eb | 537 | printf (" %d\t", ++state_machine_regs.last_file_entry); |
f6f0e17b | 538 | |
d949ff56 NC |
539 | { |
540 | size_t l; | |
541 | ||
542 | name = data; | |
543 | l = strnlen ((char *) data, end - data); | |
544 | data += len + 1; | |
545 | printf ("%s\t", dwarf_vmatoa ("u", read_uleb128 (data, & bytes_read, end))); | |
546 | data += bytes_read; | |
547 | printf ("%s\t", dwarf_vmatoa ("u", read_uleb128 (data, & bytes_read, end))); | |
548 | data += bytes_read; | |
549 | printf ("%s\t", dwarf_vmatoa ("u", read_uleb128 (data, & bytes_read, end))); | |
550 | data += bytes_read; | |
551 | printf ("%.*s\n\n", (int) l, name); | |
552 | } | |
f6f0e17b NC |
553 | |
554 | if (((unsigned int) (data - orig_data) != len) || data == end) | |
b4eb7656 | 555 | warn (_("DW_LNE_define_file: Bad opcode length\n")); |
19e6b90e L |
556 | break; |
557 | ||
ed4a4bdf | 558 | case DW_LNE_set_discriminator: |
47704ddf | 559 | printf (_("set Discriminator to %s\n"), |
f6f0e17b | 560 | dwarf_vmatoa ("u", read_uleb128 (data, & bytes_read, end))); |
ed4a4bdf CC |
561 | break; |
562 | ||
e2a0d921 NC |
563 | /* HP extensions. */ |
564 | case DW_LNE_HP_negate_is_UV_update: | |
ed4a4bdf | 565 | printf ("DW_LNE_HP_negate_is_UV_update\n"); |
e2a0d921 NC |
566 | break; |
567 | case DW_LNE_HP_push_context: | |
ed4a4bdf | 568 | printf ("DW_LNE_HP_push_context\n"); |
e2a0d921 NC |
569 | break; |
570 | case DW_LNE_HP_pop_context: | |
ed4a4bdf | 571 | printf ("DW_LNE_HP_pop_context\n"); |
e2a0d921 NC |
572 | break; |
573 | case DW_LNE_HP_set_file_line_column: | |
ed4a4bdf | 574 | printf ("DW_LNE_HP_set_file_line_column\n"); |
e2a0d921 NC |
575 | break; |
576 | case DW_LNE_HP_set_routine_name: | |
ed4a4bdf | 577 | printf ("DW_LNE_HP_set_routine_name\n"); |
e2a0d921 NC |
578 | break; |
579 | case DW_LNE_HP_set_sequence: | |
ed4a4bdf | 580 | printf ("DW_LNE_HP_set_sequence\n"); |
e2a0d921 NC |
581 | break; |
582 | case DW_LNE_HP_negate_post_semantics: | |
ed4a4bdf | 583 | printf ("DW_LNE_HP_negate_post_semantics\n"); |
e2a0d921 NC |
584 | break; |
585 | case DW_LNE_HP_negate_function_exit: | |
ed4a4bdf | 586 | printf ("DW_LNE_HP_negate_function_exit\n"); |
e2a0d921 NC |
587 | break; |
588 | case DW_LNE_HP_negate_front_end_logical: | |
ed4a4bdf | 589 | printf ("DW_LNE_HP_negate_front_end_logical\n"); |
e2a0d921 NC |
590 | break; |
591 | case DW_LNE_HP_define_proc: | |
ed4a4bdf | 592 | printf ("DW_LNE_HP_define_proc\n"); |
e2a0d921 | 593 | break; |
43294ab7 TG |
594 | case DW_LNE_HP_source_file_correlation: |
595 | { | |
b4eb7656 AM |
596 | unsigned char *edata = data + len - bytes_read - 1; |
597 | ||
598 | printf ("DW_LNE_HP_source_file_correlation\n"); | |
599 | ||
600 | while (data < edata) | |
601 | { | |
602 | unsigned int opc; | |
603 | ||
604 | opc = read_uleb128 (data, & bytes_read, edata); | |
605 | data += bytes_read; | |
606 | ||
607 | switch (opc) | |
608 | { | |
609 | case DW_LNE_HP_SFC_formfeed: | |
610 | printf (" DW_LNE_HP_SFC_formfeed\n"); | |
611 | break; | |
612 | case DW_LNE_HP_SFC_set_listing_line: | |
613 | printf (" DW_LNE_HP_SFC_set_listing_line (%s)\n", | |
614 | dwarf_vmatoa ("u", | |
615 | read_uleb128 (data, & bytes_read, edata))); | |
616 | data += bytes_read; | |
617 | break; | |
618 | case DW_LNE_HP_SFC_associate: | |
619 | printf (" DW_LNE_HP_SFC_associate "); | |
620 | printf ("(%s", | |
621 | dwarf_vmatoa ("u", | |
622 | read_uleb128 (data, & bytes_read, edata))); | |
623 | data += bytes_read; | |
624 | printf (",%s", | |
625 | dwarf_vmatoa ("u", | |
626 | read_uleb128 (data, & bytes_read, edata))); | |
627 | data += bytes_read; | |
628 | printf (",%s)\n", | |
629 | dwarf_vmatoa ("u", | |
630 | read_uleb128 (data, & bytes_read, edata))); | |
631 | data += bytes_read; | |
632 | break; | |
633 | default: | |
634 | printf (_(" UNKNOWN DW_LNE_HP_SFC opcode (%u)\n"), opc); | |
635 | data = edata; | |
636 | break; | |
637 | } | |
638 | } | |
43294ab7 TG |
639 | } |
640 | break; | |
cecf136e | 641 | |
19e6b90e | 642 | default: |
7e665af3 | 643 | { |
b4eb7656 AM |
644 | unsigned int rlen = len - bytes_read - 1; |
645 | ||
646 | if (op_code >= DW_LNE_lo_user | |
647 | /* The test against DW_LNW_hi_user is redundant due to | |
648 | the limited range of the unsigned char data type used | |
649 | for op_code. */ | |
650 | /*&& op_code <= DW_LNE_hi_user*/) | |
651 | printf (_("user defined: ")); | |
652 | else | |
653 | printf (_("UNKNOWN: ")); | |
654 | printf (_("length %d ["), rlen); | |
655 | for (; rlen; rlen--) | |
656 | printf (" %02x", *data++); | |
657 | printf ("]\n"); | |
7e665af3 | 658 | } |
19e6b90e L |
659 | break; |
660 | } | |
661 | ||
662 | return len; | |
663 | } | |
664 | ||
0c588247 | 665 | static const unsigned char * |
467c65bc | 666 | fetch_indirect_string (dwarf_vma offset) |
19e6b90e L |
667 | { |
668 | struct dwarf_section *section = &debug_displays [str].section; | |
d949ff56 | 669 | const unsigned char * ret; |
19e6b90e L |
670 | |
671 | if (section->start == NULL) | |
0c588247 | 672 | return (const unsigned char *) _("<no .debug_str section>"); |
19e6b90e | 673 | |
d949ff56 | 674 | if (offset >= section->size) |
19e6b90e | 675 | { |
467c65bc NC |
676 | warn (_("DW_FORM_strp offset too big: %s\n"), |
677 | dwarf_vmatoa ("x", offset)); | |
0c588247 | 678 | return (const unsigned char *) _("<offset is too big>"); |
19e6b90e L |
679 | } |
680 | ||
d949ff56 NC |
681 | ret = section->start + offset; |
682 | /* Unfortunately we cannot rely upon the .debug_str section ending with a | |
683 | NUL byte. Since our caller is expecting to receive a well formed C | |
684 | string we test for the lack of a terminating byte here. */ | |
685 | if (strnlen ((const char *) ret, section->size - offset) | |
686 | == section->size - offset) | |
687 | ret = (const unsigned char *) | |
688 | _("<no NUL byte at end of .debug_str section>"); | |
689 | ||
690 | return ret; | |
19e6b90e L |
691 | } |
692 | ||
77145576 JK |
693 | static const unsigned char * |
694 | fetch_indirect_line_string (dwarf_vma offset) | |
695 | { | |
696 | struct dwarf_section *section = &debug_displays [line_str].section; | |
d949ff56 | 697 | const unsigned char * ret; |
77145576 JK |
698 | |
699 | if (section->start == NULL) | |
700 | return (const unsigned char *) _("<no .debug_line_str section>"); | |
701 | ||
d949ff56 | 702 | if (offset >= section->size) |
77145576 JK |
703 | { |
704 | warn (_("DW_FORM_line_strp offset too big: %s\n"), | |
705 | dwarf_vmatoa ("x", offset)); | |
706 | return (const unsigned char *) _("<offset is too big>"); | |
707 | } | |
708 | ||
d949ff56 NC |
709 | ret = section->start + offset; |
710 | /* Unfortunately we cannot rely upon the .debug_line_str section ending | |
711 | with a NUL byte. Since our caller is expecting to receive a well formed | |
712 | C string we test for the lack of a terminating byte here. */ | |
713 | if (strnlen ((const char *) ret, section->size - offset) | |
714 | == section->size - offset) | |
715 | ret = (const unsigned char *) | |
716 | _("<no NUL byte at end of .debug_line_str section>"); | |
717 | ||
718 | return ret; | |
77145576 JK |
719 | } |
720 | ||
4723351a | 721 | static const char * |
341f9135 CC |
722 | fetch_indexed_string (dwarf_vma idx, struct cu_tu_set *this_set, |
723 | dwarf_vma offset_size, int dwo) | |
4723351a CC |
724 | { |
725 | enum dwarf_section_display_enum str_sec_idx = dwo ? str_dwo : str; | |
726 | enum dwarf_section_display_enum idx_sec_idx = dwo ? str_index_dwo : str_index; | |
727 | struct dwarf_section *index_section = &debug_displays [idx_sec_idx].section; | |
728 | struct dwarf_section *str_section = &debug_displays [str_sec_idx].section; | |
729 | dwarf_vma index_offset = idx * offset_size; | |
730 | dwarf_vma str_offset; | |
d949ff56 | 731 | const char * ret; |
4723351a CC |
732 | |
733 | if (index_section->start == NULL) | |
734 | return (dwo ? _("<no .debug_str_offsets.dwo section>") | |
735 | : _("<no .debug_str_offsets section>")); | |
736 | ||
341f9135 CC |
737 | if (this_set != NULL) |
738 | index_offset += this_set->section_offsets [DW_SECT_STR_OFFSETS]; | |
d949ff56 | 739 | if (index_offset >= index_section->size) |
4723351a CC |
740 | { |
741 | warn (_("DW_FORM_GNU_str_index offset too big: %s\n"), | |
742 | dwarf_vmatoa ("x", index_offset)); | |
743 | return _("<index offset is too big>"); | |
744 | } | |
745 | ||
746 | if (str_section->start == NULL) | |
747 | return (dwo ? _("<no .debug_str.dwo section>") | |
748 | : _("<no .debug_str section>")); | |
749 | ||
750 | str_offset = byte_get (index_section->start + index_offset, offset_size); | |
751 | str_offset -= str_section->address; | |
d949ff56 | 752 | if (str_offset >= str_section->size) |
4723351a CC |
753 | { |
754 | warn (_("DW_FORM_GNU_str_index indirect offset too big: %s\n"), | |
755 | dwarf_vmatoa ("x", str_offset)); | |
756 | return _("<indirect index offset is too big>"); | |
757 | } | |
758 | ||
d949ff56 NC |
759 | ret = (const char *) str_section->start + str_offset; |
760 | /* Unfortunately we cannot rely upon str_section ending with a NUL byte. | |
761 | Since our caller is expecting to receive a well formed C string we test | |
762 | for the lack of a terminating byte here. */ | |
763 | if (strnlen (ret, str_section->size - str_offset) | |
764 | == str_section->size - str_offset) | |
765 | ret = (const char *) _("<no NUL byte at end of section>"); | |
766 | ||
767 | return ret; | |
4723351a CC |
768 | } |
769 | ||
770 | static const char * | |
771 | fetch_indexed_value (dwarf_vma offset, dwarf_vma bytes) | |
772 | { | |
773 | struct dwarf_section *section = &debug_displays [debug_addr].section; | |
774 | ||
775 | if (section->start == NULL) | |
776 | return (_("<no .debug_addr section>")); | |
777 | ||
778 | if (offset + bytes > section->size) | |
779 | { | |
780 | warn (_("Offset into section %s too big: %s\n"), | |
b4eb7656 | 781 | section->name, dwarf_vmatoa ("x", offset)); |
4723351a CC |
782 | return "<offset too big>"; |
783 | } | |
784 | ||
785 | return dwarf_vmatoa ("x", byte_get (section->start + offset, bytes)); | |
786 | } | |
787 | ||
788 | ||
19e6b90e L |
789 | /* FIXME: There are better and more efficient ways to handle |
790 | these structures. For now though, I just want something that | |
791 | is simple to implement. */ | |
792 | typedef struct abbrev_attr | |
793 | { | |
794 | unsigned long attribute; | |
795 | unsigned long form; | |
77145576 | 796 | bfd_signed_vma implicit_const; |
19e6b90e L |
797 | struct abbrev_attr *next; |
798 | } | |
799 | abbrev_attr; | |
800 | ||
801 | typedef struct abbrev_entry | |
802 | { | |
803 | unsigned long entry; | |
804 | unsigned long tag; | |
805 | int children; | |
806 | struct abbrev_attr *first_attr; | |
807 | struct abbrev_attr *last_attr; | |
808 | struct abbrev_entry *next; | |
809 | } | |
810 | abbrev_entry; | |
811 | ||
812 | static abbrev_entry *first_abbrev = NULL; | |
813 | static abbrev_entry *last_abbrev = NULL; | |
814 | ||
815 | static void | |
816 | free_abbrevs (void) | |
817 | { | |
91d6fa6a | 818 | abbrev_entry *abbrv; |
19e6b90e | 819 | |
91d6fa6a | 820 | for (abbrv = first_abbrev; abbrv;) |
19e6b90e | 821 | { |
91d6fa6a | 822 | abbrev_entry *next_abbrev = abbrv->next; |
19e6b90e L |
823 | abbrev_attr *attr; |
824 | ||
91d6fa6a | 825 | for (attr = abbrv->first_attr; attr;) |
19e6b90e | 826 | { |
91d6fa6a | 827 | abbrev_attr *next_attr = attr->next; |
19e6b90e L |
828 | |
829 | free (attr); | |
91d6fa6a | 830 | attr = next_attr; |
19e6b90e L |
831 | } |
832 | ||
91d6fa6a NC |
833 | free (abbrv); |
834 | abbrv = next_abbrev; | |
19e6b90e L |
835 | } |
836 | ||
837 | last_abbrev = first_abbrev = NULL; | |
838 | } | |
839 | ||
840 | static void | |
841 | add_abbrev (unsigned long number, unsigned long tag, int children) | |
842 | { | |
843 | abbrev_entry *entry; | |
844 | ||
3f5e193b | 845 | entry = (abbrev_entry *) malloc (sizeof (*entry)); |
19e6b90e L |
846 | if (entry == NULL) |
847 | /* ugg */ | |
848 | return; | |
849 | ||
850 | entry->entry = number; | |
851 | entry->tag = tag; | |
852 | entry->children = children; | |
853 | entry->first_attr = NULL; | |
854 | entry->last_attr = NULL; | |
855 | entry->next = NULL; | |
856 | ||
857 | if (first_abbrev == NULL) | |
858 | first_abbrev = entry; | |
859 | else | |
860 | last_abbrev->next = entry; | |
861 | ||
862 | last_abbrev = entry; | |
863 | } | |
864 | ||
865 | static void | |
77145576 JK |
866 | add_abbrev_attr (unsigned long attribute, unsigned long form, |
867 | bfd_signed_vma implicit_const) | |
19e6b90e L |
868 | { |
869 | abbrev_attr *attr; | |
870 | ||
3f5e193b | 871 | attr = (abbrev_attr *) malloc (sizeof (*attr)); |
19e6b90e L |
872 | if (attr == NULL) |
873 | /* ugg */ | |
874 | return; | |
875 | ||
876 | attr->attribute = attribute; | |
877 | attr->form = form; | |
77145576 | 878 | attr->implicit_const = implicit_const; |
19e6b90e L |
879 | attr->next = NULL; |
880 | ||
881 | if (last_abbrev->first_attr == NULL) | |
882 | last_abbrev->first_attr = attr; | |
883 | else | |
884 | last_abbrev->last_attr->next = attr; | |
885 | ||
886 | last_abbrev->last_attr = attr; | |
887 | } | |
888 | ||
889 | /* Processes the (partial) contents of a .debug_abbrev section. | |
890 | Returns NULL if the end of the section was encountered. | |
891 | Returns the address after the last byte read if the end of | |
892 | an abbreviation set was found. */ | |
893 | ||
894 | static unsigned char * | |
895 | process_abbrev_section (unsigned char *start, unsigned char *end) | |
896 | { | |
897 | if (first_abbrev != NULL) | |
898 | return NULL; | |
899 | ||
900 | while (start < end) | |
901 | { | |
902 | unsigned int bytes_read; | |
903 | unsigned long entry; | |
904 | unsigned long tag; | |
905 | unsigned long attribute; | |
906 | int children; | |
907 | ||
f6f0e17b | 908 | entry = read_uleb128 (start, & bytes_read, end); |
19e6b90e L |
909 | start += bytes_read; |
910 | ||
911 | /* A single zero is supposed to end the section according | |
912 | to the standard. If there's more, then signal that to | |
913 | the caller. */ | |
f6f0e17b NC |
914 | if (start == end) |
915 | return NULL; | |
19e6b90e | 916 | if (entry == 0) |
f6f0e17b | 917 | return start; |
19e6b90e | 918 | |
f6f0e17b | 919 | tag = read_uleb128 (start, & bytes_read, end); |
19e6b90e | 920 | start += bytes_read; |
f6f0e17b NC |
921 | if (start == end) |
922 | return NULL; | |
19e6b90e L |
923 | |
924 | children = *start++; | |
925 | ||
926 | add_abbrev (entry, tag, children); | |
927 | ||
928 | do | |
929 | { | |
930 | unsigned long form; | |
77145576 JK |
931 | /* Initialize it due to a false compiler warning. */ |
932 | bfd_signed_vma implicit_const = -1; | |
19e6b90e | 933 | |
f6f0e17b | 934 | attribute = read_uleb128 (start, & bytes_read, end); |
19e6b90e | 935 | start += bytes_read; |
f6f0e17b NC |
936 | if (start == end) |
937 | break; | |
19e6b90e | 938 | |
f6f0e17b | 939 | form = read_uleb128 (start, & bytes_read, end); |
19e6b90e | 940 | start += bytes_read; |
f6f0e17b NC |
941 | if (start == end) |
942 | break; | |
19e6b90e | 943 | |
77145576 JK |
944 | if (form == DW_FORM_implicit_const) |
945 | { | |
946 | implicit_const = read_sleb128 (start, & bytes_read, end); | |
947 | start += bytes_read; | |
948 | if (start == end) | |
949 | break; | |
950 | } | |
951 | ||
952 | add_abbrev_attr (attribute, form, implicit_const); | |
19e6b90e L |
953 | } |
954 | while (attribute != 0); | |
955 | } | |
956 | ||
399c99f7 L |
957 | /* Report the missing single zero which ends the section. */ |
958 | error (_(".debug_abbrev section not zero terminated\n")); | |
959 | ||
19e6b90e L |
960 | return NULL; |
961 | } | |
962 | ||
a19c41a7 | 963 | static const char * |
19e6b90e L |
964 | get_TAG_name (unsigned long tag) |
965 | { | |
b9c361e0 | 966 | const char *name = get_DW_TAG_name ((unsigned int)tag); |
a19c41a7 TT |
967 | |
968 | if (name == NULL) | |
19e6b90e | 969 | { |
a19c41a7 | 970 | static char buffer[100]; |
19e6b90e | 971 | |
a19c41a7 TT |
972 | snprintf (buffer, sizeof (buffer), _("Unknown TAG value: %lx"), tag); |
973 | return buffer; | |
19e6b90e | 974 | } |
a19c41a7 TT |
975 | |
976 | return name; | |
19e6b90e L |
977 | } |
978 | ||
a19c41a7 | 979 | static const char * |
19e6b90e L |
980 | get_FORM_name (unsigned long form) |
981 | { | |
399c99f7 | 982 | const char *name; |
bf5117e3 | 983 | |
399c99f7 L |
984 | if (form == 0) |
985 | return "DW_FORM value: 0"; | |
a19c41a7 | 986 | |
399c99f7 | 987 | name = get_DW_FORM_name (form); |
a19c41a7 | 988 | if (name == NULL) |
19e6b90e | 989 | { |
a19c41a7 | 990 | static char buffer[100]; |
19e6b90e | 991 | |
a19c41a7 TT |
992 | snprintf (buffer, sizeof (buffer), _("Unknown FORM value: %lx"), form); |
993 | return buffer; | |
19e6b90e | 994 | } |
a19c41a7 TT |
995 | |
996 | return name; | |
19e6b90e L |
997 | } |
998 | ||
61364358 JK |
999 | static const char * |
1000 | get_IDX_name (unsigned long idx) | |
1001 | { | |
1002 | const char *name = get_DW_IDX_name ((unsigned int) idx); | |
1003 | ||
1004 | if (name == NULL) | |
1005 | { | |
1006 | static char buffer[100]; | |
1007 | ||
1008 | snprintf (buffer, sizeof (buffer), _("Unknown IDX value: %lx"), idx); | |
1009 | return buffer; | |
1010 | } | |
1011 | ||
1012 | return name; | |
1013 | } | |
1014 | ||
19e6b90e | 1015 | static unsigned char * |
0c588247 NC |
1016 | display_block (unsigned char *data, |
1017 | dwarf_vma length, | |
ef0b5f1c | 1018 | const unsigned char * const end, char delimiter) |
19e6b90e | 1019 | { |
0c588247 NC |
1020 | dwarf_vma maxlen; |
1021 | ||
ef0b5f1c | 1022 | printf (_("%c%s byte block: "), delimiter, dwarf_vmatoa ("u", length)); |
a1165289 NC |
1023 | if (data > end) |
1024 | return (unsigned char *) end; | |
19e6b90e | 1025 | |
0c588247 NC |
1026 | maxlen = (dwarf_vma) (end - data); |
1027 | length = length > maxlen ? maxlen : length; | |
1028 | ||
19e6b90e L |
1029 | while (length --) |
1030 | printf ("%lx ", (unsigned long) byte_get (data++, 1)); | |
1031 | ||
1032 | return data; | |
1033 | } | |
1034 | ||
1035 | static int | |
1036 | decode_location_expression (unsigned char * data, | |
1037 | unsigned int pointer_size, | |
b7807392 JJ |
1038 | unsigned int offset_size, |
1039 | int dwarf_version, | |
467c65bc NC |
1040 | dwarf_vma length, |
1041 | dwarf_vma cu_offset, | |
f1c4cc75 | 1042 | struct dwarf_section * section) |
19e6b90e L |
1043 | { |
1044 | unsigned op; | |
1045 | unsigned int bytes_read; | |
467c65bc | 1046 | dwarf_vma uvalue; |
0c588247 | 1047 | dwarf_signed_vma svalue; |
19e6b90e L |
1048 | unsigned char *end = data + length; |
1049 | int need_frame_base = 0; | |
1050 | ||
1051 | while (data < end) | |
1052 | { | |
1053 | op = *data++; | |
1054 | ||
1055 | switch (op) | |
1056 | { | |
1057 | case DW_OP_addr: | |
0c588247 NC |
1058 | SAFE_BYTE_GET_AND_INC (uvalue, data, pointer_size, end); |
1059 | printf ("DW_OP_addr: %s", dwarf_vmatoa ("x", uvalue)); | |
19e6b90e L |
1060 | break; |
1061 | case DW_OP_deref: | |
1062 | printf ("DW_OP_deref"); | |
1063 | break; | |
1064 | case DW_OP_const1u: | |
0c588247 NC |
1065 | SAFE_BYTE_GET_AND_INC (uvalue, data, 1, end); |
1066 | printf ("DW_OP_const1u: %lu", (unsigned long) uvalue); | |
19e6b90e L |
1067 | break; |
1068 | case DW_OP_const1s: | |
0c588247 NC |
1069 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 1, end); |
1070 | printf ("DW_OP_const1s: %ld", (long) svalue); | |
19e6b90e L |
1071 | break; |
1072 | case DW_OP_const2u: | |
87bc83b3 | 1073 | SAFE_BYTE_GET_AND_INC (uvalue, data, 2, end); |
0c588247 | 1074 | printf ("DW_OP_const2u: %lu", (unsigned long) uvalue); |
19e6b90e L |
1075 | break; |
1076 | case DW_OP_const2s: | |
0c588247 NC |
1077 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 2, end); |
1078 | printf ("DW_OP_const2s: %ld", (long) svalue); | |
19e6b90e L |
1079 | break; |
1080 | case DW_OP_const4u: | |
0c588247 NC |
1081 | SAFE_BYTE_GET_AND_INC (uvalue, data, 4, end); |
1082 | printf ("DW_OP_const4u: %lu", (unsigned long) uvalue); | |
19e6b90e L |
1083 | break; |
1084 | case DW_OP_const4s: | |
0c588247 NC |
1085 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 4, end); |
1086 | printf ("DW_OP_const4s: %ld", (long) svalue); | |
19e6b90e L |
1087 | break; |
1088 | case DW_OP_const8u: | |
0c588247 NC |
1089 | SAFE_BYTE_GET_AND_INC (uvalue, data, 4, end); |
1090 | printf ("DW_OP_const8u: %lu ", (unsigned long) uvalue); | |
1091 | SAFE_BYTE_GET_AND_INC (uvalue, data, 4, end); | |
1092 | printf ("%lu", (unsigned long) uvalue); | |
19e6b90e L |
1093 | break; |
1094 | case DW_OP_const8s: | |
0c588247 NC |
1095 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 4, end); |
1096 | printf ("DW_OP_const8s: %ld ", (long) svalue); | |
1097 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 4, end); | |
1098 | printf ("%ld", (long) svalue); | |
19e6b90e L |
1099 | break; |
1100 | case DW_OP_constu: | |
467c65bc | 1101 | printf ("DW_OP_constu: %s", |
f6f0e17b | 1102 | dwarf_vmatoa ("u", read_uleb128 (data, &bytes_read, end))); |
19e6b90e L |
1103 | data += bytes_read; |
1104 | break; | |
1105 | case DW_OP_consts: | |
467c65bc | 1106 | printf ("DW_OP_consts: %s", |
f6f0e17b | 1107 | dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read, end))); |
19e6b90e L |
1108 | data += bytes_read; |
1109 | break; | |
1110 | case DW_OP_dup: | |
1111 | printf ("DW_OP_dup"); | |
1112 | break; | |
1113 | case DW_OP_drop: | |
1114 | printf ("DW_OP_drop"); | |
1115 | break; | |
1116 | case DW_OP_over: | |
1117 | printf ("DW_OP_over"); | |
1118 | break; | |
1119 | case DW_OP_pick: | |
0c588247 NC |
1120 | SAFE_BYTE_GET_AND_INC (uvalue, data, 1, end); |
1121 | printf ("DW_OP_pick: %ld", (unsigned long) uvalue); | |
19e6b90e L |
1122 | break; |
1123 | case DW_OP_swap: | |
1124 | printf ("DW_OP_swap"); | |
1125 | break; | |
1126 | case DW_OP_rot: | |
1127 | printf ("DW_OP_rot"); | |
1128 | break; | |
1129 | case DW_OP_xderef: | |
1130 | printf ("DW_OP_xderef"); | |
1131 | break; | |
1132 | case DW_OP_abs: | |
1133 | printf ("DW_OP_abs"); | |
1134 | break; | |
1135 | case DW_OP_and: | |
1136 | printf ("DW_OP_and"); | |
1137 | break; | |
1138 | case DW_OP_div: | |
1139 | printf ("DW_OP_div"); | |
1140 | break; | |
1141 | case DW_OP_minus: | |
1142 | printf ("DW_OP_minus"); | |
1143 | break; | |
1144 | case DW_OP_mod: | |
1145 | printf ("DW_OP_mod"); | |
1146 | break; | |
1147 | case DW_OP_mul: | |
1148 | printf ("DW_OP_mul"); | |
1149 | break; | |
1150 | case DW_OP_neg: | |
1151 | printf ("DW_OP_neg"); | |
1152 | break; | |
1153 | case DW_OP_not: | |
1154 | printf ("DW_OP_not"); | |
1155 | break; | |
1156 | case DW_OP_or: | |
1157 | printf ("DW_OP_or"); | |
1158 | break; | |
1159 | case DW_OP_plus: | |
1160 | printf ("DW_OP_plus"); | |
1161 | break; | |
1162 | case DW_OP_plus_uconst: | |
467c65bc | 1163 | printf ("DW_OP_plus_uconst: %s", |
f6f0e17b | 1164 | dwarf_vmatoa ("u", read_uleb128 (data, &bytes_read, end))); |
19e6b90e L |
1165 | data += bytes_read; |
1166 | break; | |
1167 | case DW_OP_shl: | |
1168 | printf ("DW_OP_shl"); | |
1169 | break; | |
1170 | case DW_OP_shr: | |
1171 | printf ("DW_OP_shr"); | |
1172 | break; | |
1173 | case DW_OP_shra: | |
1174 | printf ("DW_OP_shra"); | |
1175 | break; | |
1176 | case DW_OP_xor: | |
1177 | printf ("DW_OP_xor"); | |
1178 | break; | |
1179 | case DW_OP_bra: | |
0c588247 NC |
1180 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 2, end); |
1181 | printf ("DW_OP_bra: %ld", (long) svalue); | |
19e6b90e L |
1182 | break; |
1183 | case DW_OP_eq: | |
1184 | printf ("DW_OP_eq"); | |
1185 | break; | |
1186 | case DW_OP_ge: | |
1187 | printf ("DW_OP_ge"); | |
1188 | break; | |
1189 | case DW_OP_gt: | |
1190 | printf ("DW_OP_gt"); | |
1191 | break; | |
1192 | case DW_OP_le: | |
1193 | printf ("DW_OP_le"); | |
1194 | break; | |
1195 | case DW_OP_lt: | |
1196 | printf ("DW_OP_lt"); | |
1197 | break; | |
1198 | case DW_OP_ne: | |
1199 | printf ("DW_OP_ne"); | |
1200 | break; | |
1201 | case DW_OP_skip: | |
0c588247 NC |
1202 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 2, end); |
1203 | printf ("DW_OP_skip: %ld", (long) svalue); | |
19e6b90e L |
1204 | break; |
1205 | ||
1206 | case DW_OP_lit0: | |
1207 | case DW_OP_lit1: | |
1208 | case DW_OP_lit2: | |
1209 | case DW_OP_lit3: | |
1210 | case DW_OP_lit4: | |
1211 | case DW_OP_lit5: | |
1212 | case DW_OP_lit6: | |
1213 | case DW_OP_lit7: | |
1214 | case DW_OP_lit8: | |
1215 | case DW_OP_lit9: | |
1216 | case DW_OP_lit10: | |
1217 | case DW_OP_lit11: | |
1218 | case DW_OP_lit12: | |
1219 | case DW_OP_lit13: | |
1220 | case DW_OP_lit14: | |
1221 | case DW_OP_lit15: | |
1222 | case DW_OP_lit16: | |
1223 | case DW_OP_lit17: | |
1224 | case DW_OP_lit18: | |
1225 | case DW_OP_lit19: | |
1226 | case DW_OP_lit20: | |
1227 | case DW_OP_lit21: | |
1228 | case DW_OP_lit22: | |
1229 | case DW_OP_lit23: | |
1230 | case DW_OP_lit24: | |
1231 | case DW_OP_lit25: | |
1232 | case DW_OP_lit26: | |
1233 | case DW_OP_lit27: | |
1234 | case DW_OP_lit28: | |
1235 | case DW_OP_lit29: | |
1236 | case DW_OP_lit30: | |
1237 | case DW_OP_lit31: | |
1238 | printf ("DW_OP_lit%d", op - DW_OP_lit0); | |
1239 | break; | |
1240 | ||
1241 | case DW_OP_reg0: | |
1242 | case DW_OP_reg1: | |
1243 | case DW_OP_reg2: | |
1244 | case DW_OP_reg3: | |
1245 | case DW_OP_reg4: | |
1246 | case DW_OP_reg5: | |
1247 | case DW_OP_reg6: | |
1248 | case DW_OP_reg7: | |
1249 | case DW_OP_reg8: | |
1250 | case DW_OP_reg9: | |
1251 | case DW_OP_reg10: | |
1252 | case DW_OP_reg11: | |
1253 | case DW_OP_reg12: | |
1254 | case DW_OP_reg13: | |
1255 | case DW_OP_reg14: | |
1256 | case DW_OP_reg15: | |
1257 | case DW_OP_reg16: | |
1258 | case DW_OP_reg17: | |
1259 | case DW_OP_reg18: | |
1260 | case DW_OP_reg19: | |
1261 | case DW_OP_reg20: | |
1262 | case DW_OP_reg21: | |
1263 | case DW_OP_reg22: | |
1264 | case DW_OP_reg23: | |
1265 | case DW_OP_reg24: | |
1266 | case DW_OP_reg25: | |
1267 | case DW_OP_reg26: | |
1268 | case DW_OP_reg27: | |
1269 | case DW_OP_reg28: | |
1270 | case DW_OP_reg29: | |
1271 | case DW_OP_reg30: | |
1272 | case DW_OP_reg31: | |
18464d4d JK |
1273 | printf ("DW_OP_reg%d (%s)", op - DW_OP_reg0, |
1274 | regname (op - DW_OP_reg0, 1)); | |
19e6b90e L |
1275 | break; |
1276 | ||
1277 | case DW_OP_breg0: | |
1278 | case DW_OP_breg1: | |
1279 | case DW_OP_breg2: | |
1280 | case DW_OP_breg3: | |
1281 | case DW_OP_breg4: | |
1282 | case DW_OP_breg5: | |
1283 | case DW_OP_breg6: | |
1284 | case DW_OP_breg7: | |
1285 | case DW_OP_breg8: | |
1286 | case DW_OP_breg9: | |
1287 | case DW_OP_breg10: | |
1288 | case DW_OP_breg11: | |
1289 | case DW_OP_breg12: | |
1290 | case DW_OP_breg13: | |
1291 | case DW_OP_breg14: | |
1292 | case DW_OP_breg15: | |
1293 | case DW_OP_breg16: | |
1294 | case DW_OP_breg17: | |
1295 | case DW_OP_breg18: | |
1296 | case DW_OP_breg19: | |
1297 | case DW_OP_breg20: | |
1298 | case DW_OP_breg21: | |
1299 | case DW_OP_breg22: | |
1300 | case DW_OP_breg23: | |
1301 | case DW_OP_breg24: | |
1302 | case DW_OP_breg25: | |
1303 | case DW_OP_breg26: | |
1304 | case DW_OP_breg27: | |
1305 | case DW_OP_breg28: | |
1306 | case DW_OP_breg29: | |
1307 | case DW_OP_breg30: | |
1308 | case DW_OP_breg31: | |
467c65bc | 1309 | printf ("DW_OP_breg%d (%s): %s", |
47704ddf | 1310 | op - DW_OP_breg0, |
18464d4d | 1311 | regname (op - DW_OP_breg0, 1), |
f6f0e17b | 1312 | dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read, end))); |
19e6b90e L |
1313 | data += bytes_read; |
1314 | break; | |
1315 | ||
1316 | case DW_OP_regx: | |
f6f0e17b | 1317 | uvalue = read_uleb128 (data, &bytes_read, end); |
19e6b90e | 1318 | data += bytes_read; |
467c65bc NC |
1319 | printf ("DW_OP_regx: %s (%s)", |
1320 | dwarf_vmatoa ("u", uvalue), regname (uvalue, 1)); | |
19e6b90e L |
1321 | break; |
1322 | case DW_OP_fbreg: | |
1323 | need_frame_base = 1; | |
467c65bc | 1324 | printf ("DW_OP_fbreg: %s", |
f6f0e17b | 1325 | dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read, end))); |
19e6b90e L |
1326 | data += bytes_read; |
1327 | break; | |
1328 | case DW_OP_bregx: | |
f6f0e17b | 1329 | uvalue = read_uleb128 (data, &bytes_read, end); |
19e6b90e | 1330 | data += bytes_read; |
467c65bc NC |
1331 | printf ("DW_OP_bregx: %s (%s) %s", |
1332 | dwarf_vmatoa ("u", uvalue), regname (uvalue, 1), | |
f6f0e17b | 1333 | dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read, end))); |
19e6b90e L |
1334 | data += bytes_read; |
1335 | break; | |
1336 | case DW_OP_piece: | |
467c65bc | 1337 | printf ("DW_OP_piece: %s", |
f6f0e17b | 1338 | dwarf_vmatoa ("u", read_uleb128 (data, &bytes_read, end))); |
19e6b90e L |
1339 | data += bytes_read; |
1340 | break; | |
1341 | case DW_OP_deref_size: | |
0c588247 NC |
1342 | SAFE_BYTE_GET_AND_INC (uvalue, data, 1, end); |
1343 | printf ("DW_OP_deref_size: %ld", (long) uvalue); | |
19e6b90e L |
1344 | break; |
1345 | case DW_OP_xderef_size: | |
0c588247 NC |
1346 | SAFE_BYTE_GET_AND_INC (uvalue, data, 1, end); |
1347 | printf ("DW_OP_xderef_size: %ld", (long) uvalue); | |
19e6b90e L |
1348 | break; |
1349 | case DW_OP_nop: | |
1350 | printf ("DW_OP_nop"); | |
1351 | break; | |
1352 | ||
1353 | /* DWARF 3 extensions. */ | |
1354 | case DW_OP_push_object_address: | |
1355 | printf ("DW_OP_push_object_address"); | |
1356 | break; | |
1357 | case DW_OP_call2: | |
1358 | /* XXX: Strictly speaking for 64-bit DWARF3 files | |
1359 | this ought to be an 8-byte wide computation. */ | |
0c588247 | 1360 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 2, end); |
467c65bc | 1361 | printf ("DW_OP_call2: <0x%s>", |
0c588247 | 1362 | dwarf_vmatoa ("x", svalue + cu_offset)); |
19e6b90e L |
1363 | break; |
1364 | case DW_OP_call4: | |
1365 | /* XXX: Strictly speaking for 64-bit DWARF3 files | |
1366 | this ought to be an 8-byte wide computation. */ | |
0c588247 | 1367 | SAFE_SIGNED_BYTE_GET_AND_INC (svalue, data, 4, end); |
467c65bc | 1368 | printf ("DW_OP_call4: <0x%s>", |
0c588247 | 1369 | dwarf_vmatoa ("x", svalue + cu_offset)); |
19e6b90e L |
1370 | break; |
1371 | case DW_OP_call_ref: | |
e2a0d921 NC |
1372 | /* XXX: Strictly speaking for 64-bit DWARF3 files |
1373 | this ought to be an 8-byte wide computation. */ | |
b7807392 JJ |
1374 | if (dwarf_version == -1) |
1375 | { | |
1376 | printf (_("(DW_OP_call_ref in frame info)")); | |
1377 | /* No way to tell where the next op is, so just bail. */ | |
1378 | return need_frame_base; | |
1379 | } | |
1380 | if (dwarf_version == 2) | |
1381 | { | |
0c588247 | 1382 | SAFE_BYTE_GET_AND_INC (uvalue, data, pointer_size, end); |
b7807392 JJ |
1383 | } |
1384 | else | |
1385 | { | |
0c588247 | 1386 | SAFE_BYTE_GET_AND_INC (uvalue, data, offset_size, end); |
b7807392 | 1387 | } |
0c588247 | 1388 | printf ("DW_OP_call_ref: <0x%s>", dwarf_vmatoa ("x", uvalue)); |
19e6b90e | 1389 | break; |
a87b0a59 NS |
1390 | case DW_OP_form_tls_address: |
1391 | printf ("DW_OP_form_tls_address"); | |
1392 | break; | |
e2a0d921 NC |
1393 | case DW_OP_call_frame_cfa: |
1394 | printf ("DW_OP_call_frame_cfa"); | |
1395 | break; | |
1396 | case DW_OP_bit_piece: | |
1397 | printf ("DW_OP_bit_piece: "); | |
9cf03b7e | 1398 | printf (_("size: %s "), |
f6f0e17b | 1399 | dwarf_vmatoa ("u", read_uleb128 (data, &bytes_read, end))); |
e2a0d921 | 1400 | data += bytes_read; |
9cf03b7e | 1401 | printf (_("offset: %s "), |
f6f0e17b | 1402 | dwarf_vmatoa ("u", read_uleb128 (data, &bytes_read, end))); |
e2a0d921 NC |
1403 | data += bytes_read; |
1404 | break; | |
19e6b90e | 1405 | |
3244e8f5 JJ |
1406 | /* DWARF 4 extensions. */ |
1407 | case DW_OP_stack_value: | |
1408 | printf ("DW_OP_stack_value"); | |
1409 | break; | |
1410 | ||
1411 | case DW_OP_implicit_value: | |
1412 | printf ("DW_OP_implicit_value"); | |
f6f0e17b | 1413 | uvalue = read_uleb128 (data, &bytes_read, end); |
3244e8f5 | 1414 | data += bytes_read; |
ef0b5f1c | 1415 | data = display_block (data, uvalue, end, ' '); |
3244e8f5 JJ |
1416 | break; |
1417 | ||
19e6b90e L |
1418 | /* GNU extensions. */ |
1419 | case DW_OP_GNU_push_tls_address: | |
9cf03b7e | 1420 | printf (_("DW_OP_GNU_push_tls_address or DW_OP_HP_unknown")); |
e2a0d921 NC |
1421 | break; |
1422 | case DW_OP_GNU_uninit: | |
1423 | printf ("DW_OP_GNU_uninit"); | |
1424 | /* FIXME: Is there data associated with this OP ? */ | |
1425 | break; | |
f1c4cc75 RH |
1426 | case DW_OP_GNU_encoded_addr: |
1427 | { | |
6937bb54 | 1428 | int encoding = 0; |
f1c4cc75 | 1429 | dwarf_vma addr; |
467c65bc | 1430 | |
6937bb54 NC |
1431 | if (data < end) |
1432 | encoding = *data++; | |
041830e0 | 1433 | addr = get_encoded_value (&data, encoding, section, end); |
f1c4cc75 RH |
1434 | |
1435 | printf ("DW_OP_GNU_encoded_addr: fmt:%02x addr:", encoding); | |
1436 | print_dwarf_vma (addr, pointer_size); | |
1437 | } | |
1438 | break; | |
bc0a77d2 | 1439 | case DW_OP_implicit_pointer: |
b7807392 JJ |
1440 | case DW_OP_GNU_implicit_pointer: |
1441 | /* XXX: Strictly speaking for 64-bit DWARF3 files | |
1442 | this ought to be an 8-byte wide computation. */ | |
1443 | if (dwarf_version == -1) | |
1444 | { | |
bc0a77d2 JK |
1445 | printf (_("(%s in frame info)"), |
1446 | (op == DW_OP_implicit_pointer | |
1447 | ? "DW_OP_implicit_pointer" | |
1448 | : "DW_OP_GNU_implicit_pointer")); | |
b7807392 JJ |
1449 | /* No way to tell where the next op is, so just bail. */ |
1450 | return need_frame_base; | |
1451 | } | |
1452 | if (dwarf_version == 2) | |
1453 | { | |
0c588247 | 1454 | SAFE_BYTE_GET_AND_INC (uvalue, data, pointer_size, end); |
b7807392 JJ |
1455 | } |
1456 | else | |
1457 | { | |
0c588247 | 1458 | SAFE_BYTE_GET_AND_INC (uvalue, data, offset_size, end); |
b7807392 | 1459 | } |
bc0a77d2 JK |
1460 | printf ("%s: <0x%s> %s", |
1461 | (op == DW_OP_implicit_pointer | |
1462 | ? "DW_OP_implicit_pointer" : "DW_OP_GNU_implicit_pointer"), | |
0c588247 NC |
1463 | dwarf_vmatoa ("x", uvalue), |
1464 | dwarf_vmatoa ("d", read_sleb128 (data, | |
1465 | &bytes_read, end))); | |
1466 | data += bytes_read; | |
b7807392 | 1467 | break; |
77145576 | 1468 | case DW_OP_entry_value: |
0892011d | 1469 | case DW_OP_GNU_entry_value: |
f6f0e17b | 1470 | uvalue = read_uleb128 (data, &bytes_read, end); |
0892011d | 1471 | data += bytes_read; |
058037d3 NC |
1472 | /* PR 17531: file: 0cc9cd00. */ |
1473 | if (uvalue > (dwarf_vma) (end - data)) | |
1474 | uvalue = end - data; | |
77145576 JK |
1475 | printf ("%s: (", (op == DW_OP_entry_value ? "DW_OP_entry_value" |
1476 | : "DW_OP_GNU_entry_value")); | |
0892011d JJ |
1477 | if (decode_location_expression (data, pointer_size, offset_size, |
1478 | dwarf_version, uvalue, | |
1479 | cu_offset, section)) | |
1480 | need_frame_base = 1; | |
1481 | putchar (')'); | |
1482 | data += uvalue; | |
6937bb54 NC |
1483 | if (data > end) |
1484 | data = end; | |
0892011d | 1485 | break; |
bc0a77d2 | 1486 | case DW_OP_const_type: |
0892011d | 1487 | case DW_OP_GNU_const_type: |
f6f0e17b | 1488 | uvalue = read_uleb128 (data, &bytes_read, end); |
0892011d | 1489 | data += bytes_read; |
bc0a77d2 JK |
1490 | printf ("%s: <0x%s> ", |
1491 | (op == DW_OP_const_type ? "DW_OP_const_type" | |
1492 | : "DW_OP_GNU_const_type"), | |
0892011d | 1493 | dwarf_vmatoa ("x", cu_offset + uvalue)); |
0c588247 | 1494 | SAFE_BYTE_GET_AND_INC (uvalue, data, 1, end); |
ef0b5f1c | 1495 | data = display_block (data, uvalue, end, ' '); |
0892011d | 1496 | break; |
bc0a77d2 | 1497 | case DW_OP_regval_type: |
0892011d | 1498 | case DW_OP_GNU_regval_type: |
f6f0e17b | 1499 | uvalue = read_uleb128 (data, &bytes_read, end); |
0892011d | 1500 | data += bytes_read; |
bc0a77d2 JK |
1501 | printf ("%s: %s (%s)", |
1502 | (op == DW_OP_regval_type ? "DW_OP_regval_type" | |
1503 | : "DW_OP_GNU_regval_type"), | |
0892011d | 1504 | dwarf_vmatoa ("u", uvalue), regname (uvalue, 1)); |
f6f0e17b | 1505 | uvalue = read_uleb128 (data, &bytes_read, end); |
0892011d JJ |
1506 | data += bytes_read; |
1507 | printf (" <0x%s>", dwarf_vmatoa ("x", cu_offset + uvalue)); | |
1508 | break; | |
bc0a77d2 | 1509 | case DW_OP_deref_type: |
0892011d | 1510 | case DW_OP_GNU_deref_type: |
0c588247 | 1511 | SAFE_BYTE_GET_AND_INC (uvalue, data, 1, end); |
bc0a77d2 JK |
1512 | printf ("%s: %ld", |
1513 | (op == DW_OP_deref_type ? "DW_OP_deref_type" | |
1514 | : "DW_OP_GNU_deref_type"), | |
1515 | (long) uvalue); | |
f6f0e17b | 1516 | uvalue = read_uleb128 (data, &bytes_read, end); |
0892011d JJ |
1517 | data += bytes_read; |
1518 | printf (" <0x%s>", dwarf_vmatoa ("x", cu_offset + uvalue)); | |
1519 | break; | |
bc0a77d2 | 1520 | case DW_OP_convert: |
0892011d | 1521 | case DW_OP_GNU_convert: |
f6f0e17b | 1522 | uvalue = read_uleb128 (data, &bytes_read, end); |
0892011d | 1523 | data += bytes_read; |
bc0a77d2 JK |
1524 | printf ("%s <0x%s>", |
1525 | (op == DW_OP_convert ? "DW_OP_convert" : "DW_OP_GNU_convert"), | |
f8b999f9 | 1526 | dwarf_vmatoa ("x", uvalue ? cu_offset + uvalue : 0)); |
0892011d | 1527 | break; |
bc0a77d2 | 1528 | case DW_OP_reinterpret: |
0892011d | 1529 | case DW_OP_GNU_reinterpret: |
f6f0e17b | 1530 | uvalue = read_uleb128 (data, &bytes_read, end); |
0892011d | 1531 | data += bytes_read; |
bc0a77d2 JK |
1532 | printf ("%s <0x%s>", |
1533 | (op == DW_OP_reinterpret ? "DW_OP_reinterpret" | |
1534 | : "DW_OP_GNU_reinterpret"), | |
f8b999f9 JJ |
1535 | dwarf_vmatoa ("x", uvalue ? cu_offset + uvalue : 0)); |
1536 | break; | |
1537 | case DW_OP_GNU_parameter_ref: | |
0c588247 | 1538 | SAFE_BYTE_GET_AND_INC (uvalue, data, 4, end); |
f8b999f9 | 1539 | printf ("DW_OP_GNU_parameter_ref: <0x%s>", |
0c588247 | 1540 | dwarf_vmatoa ("x", cu_offset + uvalue)); |
0892011d | 1541 | break; |
b4eb7656 AM |
1542 | case DW_OP_GNU_addr_index: |
1543 | uvalue = read_uleb128 (data, &bytes_read, end); | |
1544 | data += bytes_read; | |
1545 | printf ("DW_OP_GNU_addr_index <0x%s>", dwarf_vmatoa ("x", uvalue)); | |
1546 | break; | |
1547 | case DW_OP_GNU_const_index: | |
1548 | uvalue = read_uleb128 (data, &bytes_read, end); | |
1549 | data += bytes_read; | |
1550 | printf ("DW_OP_GNU_const_index <0x%s>", dwarf_vmatoa ("x", uvalue)); | |
1551 | break; | |
e2a0d921 NC |
1552 | |
1553 | /* HP extensions. */ | |
1554 | case DW_OP_HP_is_value: | |
1555 | printf ("DW_OP_HP_is_value"); | |
1556 | /* FIXME: Is there data associated with this OP ? */ | |
1557 | break; | |
1558 | case DW_OP_HP_fltconst4: | |
1559 | printf ("DW_OP_HP_fltconst4"); | |
1560 | /* FIXME: Is there data associated with this OP ? */ | |
1561 | break; | |
1562 | case DW_OP_HP_fltconst8: | |
1563 | printf ("DW_OP_HP_fltconst8"); | |
1564 | /* FIXME: Is there data associated with this OP ? */ | |
1565 | break; | |
1566 | case DW_OP_HP_mod_range: | |
1567 | printf ("DW_OP_HP_mod_range"); | |
1568 | /* FIXME: Is there data associated with this OP ? */ | |
1569 | break; | |
1570 | case DW_OP_HP_unmod_range: | |
1571 | printf ("DW_OP_HP_unmod_range"); | |
1572 | /* FIXME: Is there data associated with this OP ? */ | |
1573 | break; | |
1574 | case DW_OP_HP_tls: | |
1575 | printf ("DW_OP_HP_tls"); | |
1576 | /* FIXME: Is there data associated with this OP ? */ | |
19e6b90e L |
1577 | break; |
1578 | ||
35d60fe4 NC |
1579 | /* PGI (STMicroelectronics) extensions. */ |
1580 | case DW_OP_PGI_omp_thread_num: | |
1581 | /* Pushes the thread number for the current thread as it would be | |
1582 | returned by the standard OpenMP library function: | |
1583 | omp_get_thread_num(). The "current thread" is the thread for | |
1584 | which the expression is being evaluated. */ | |
1585 | printf ("DW_OP_PGI_omp_thread_num"); | |
1586 | break; | |
1587 | ||
19e6b90e L |
1588 | default: |
1589 | if (op >= DW_OP_lo_user | |
1590 | && op <= DW_OP_hi_user) | |
0502a2b4 | 1591 | printf (_("(User defined location op 0x%x)"), op); |
19e6b90e | 1592 | else |
0502a2b4 | 1593 | printf (_("(Unknown location op 0x%x)"), op); |
19e6b90e L |
1594 | /* No way to tell where the next op is, so just bail. */ |
1595 | return need_frame_base; | |
1596 | } | |
1597 | ||
1598 | /* Separate the ops. */ | |
1599 | if (data < end) | |
1600 | printf ("; "); | |
1601 | } | |
1602 | ||
1603 | return need_frame_base; | |
1604 | } | |
1605 | ||
341f9135 CC |
1606 | /* Find the CU or TU set corresponding to the given CU_OFFSET. |
1607 | This is used for DWARF package files. */ | |
1608 | ||
1609 | static struct cu_tu_set * | |
1610 | find_cu_tu_set_v2 (dwarf_vma cu_offset, int do_types) | |
1611 | { | |
1612 | struct cu_tu_set *p; | |
1613 | unsigned int nsets; | |
1614 | unsigned int dw_sect; | |
1615 | ||
1616 | if (do_types) | |
1617 | { | |
1618 | p = tu_sets; | |
1619 | nsets = tu_count; | |
1620 | dw_sect = DW_SECT_TYPES; | |
1621 | } | |
1622 | else | |
1623 | { | |
1624 | p = cu_sets; | |
1625 | nsets = cu_count; | |
1626 | dw_sect = DW_SECT_INFO; | |
1627 | } | |
1628 | while (nsets > 0) | |
1629 | { | |
1630 | if (p->section_offsets [dw_sect] == cu_offset) | |
1631 | return p; | |
1632 | p++; | |
1633 | nsets--; | |
1634 | } | |
1635 | return NULL; | |
1636 | } | |
1637 | ||
a69c4772 NC |
1638 | /* Add INC to HIGH_BITS:LOW_BITS. */ |
1639 | static void | |
1640 | add64 (dwarf_vma * high_bits, dwarf_vma * low_bits, dwarf_vma inc) | |
1641 | { | |
1642 | dwarf_vma tmp = * low_bits; | |
1643 | ||
1644 | tmp += inc; | |
1645 | ||
1646 | /* FIXME: There is probably a better way of handling this: | |
1647 | ||
1648 | We need to cope with dwarf_vma being a 32-bit or 64-bit | |
1649 | type. Plus regardless of its size LOW_BITS is meant to | |
1650 | only hold 32-bits, so if there is overflow or wrap around | |
1651 | we must propagate into HIGH_BITS. */ | |
1652 | if (tmp < * low_bits) | |
1653 | { | |
1654 | ++ * high_bits; | |
1655 | } | |
1656 | else if (sizeof (tmp) > 8 | |
1657 | && (tmp >> 31) > 1) | |
1658 | { | |
1659 | ++ * high_bits; | |
1660 | tmp &= 0xFFFFFFFF; | |
1661 | } | |
1662 | ||
1663 | * low_bits = tmp; | |
1664 | } | |
1665 | ||
19e6b90e | 1666 | static unsigned char * |
6e3d6dc1 NC |
1667 | read_and_display_attr_value (unsigned long attribute, |
1668 | unsigned long form, | |
77145576 | 1669 | dwarf_signed_vma implicit_const, |
ec4d4525 | 1670 | unsigned char * data, |
f6f0e17b | 1671 | unsigned char * end, |
467c65bc NC |
1672 | dwarf_vma cu_offset, |
1673 | dwarf_vma pointer_size, | |
1674 | dwarf_vma offset_size, | |
6e3d6dc1 NC |
1675 | int dwarf_version, |
1676 | debug_info * debug_info_p, | |
1677 | int do_loc, | |
341f9135 | 1678 | struct dwarf_section * section, |
ef0b5f1c | 1679 | struct cu_tu_set * this_set, char delimiter) |
19e6b90e | 1680 | { |
467c65bc | 1681 | dwarf_vma uvalue = 0; |
19e6b90e | 1682 | unsigned char *block_start = NULL; |
6e3d6dc1 | 1683 | unsigned char * orig_data = data; |
19e6b90e L |
1684 | unsigned int bytes_read; |
1685 | ||
f41e4712 | 1686 | if (data > end || (data == end && form != DW_FORM_flag_present)) |
0c588247 | 1687 | { |
f41e4712 | 1688 | warn (_("Corrupt attribute\n")); |
0c588247 NC |
1689 | return data; |
1690 | } | |
1691 | ||
19e6b90e L |
1692 | switch (form) |
1693 | { | |
1694 | default: | |
1695 | break; | |
1696 | ||
1697 | case DW_FORM_ref_addr: | |
1698 | if (dwarf_version == 2) | |
0c588247 | 1699 | SAFE_BYTE_GET_AND_INC (uvalue, data, pointer_size, end); |
932fd279 | 1700 | else if (dwarf_version == 3 || dwarf_version == 4) |
0c588247 | 1701 | SAFE_BYTE_GET_AND_INC (uvalue, data, offset_size, end); |
19e6b90e | 1702 | else |
467c65bc NC |
1703 | error (_("Internal error: DWARF version is not 2, 3 or 4.\n")); |
1704 | ||
19e6b90e L |
1705 | break; |
1706 | ||
1707 | case DW_FORM_addr: | |
0c588247 | 1708 | SAFE_BYTE_GET_AND_INC (uvalue, data, pointer_size, end); |
19e6b90e L |
1709 | break; |
1710 | ||
1711 | case DW_FORM_strp: | |
77145576 | 1712 | case DW_FORM_line_strp: |
932fd279 | 1713 | case DW_FORM_sec_offset: |
a081f3cd JJ |
1714 | case DW_FORM_GNU_ref_alt: |
1715 | case DW_FORM_GNU_strp_alt: | |
0c588247 | 1716 | SAFE_BYTE_GET_AND_INC (uvalue, data, offset_size, end); |
19e6b90e L |
1717 | break; |
1718 | ||
932fd279 JJ |
1719 | case DW_FORM_flag_present: |
1720 | uvalue = 1; | |
1721 | break; | |
1722 | ||
19e6b90e L |
1723 | case DW_FORM_ref1: |
1724 | case DW_FORM_flag: | |
1725 | case DW_FORM_data1: | |
0c588247 | 1726 | SAFE_BYTE_GET_AND_INC (uvalue, data, 1, end); |
19e6b90e L |
1727 | break; |
1728 | ||
1729 | case DW_FORM_ref2: | |
1730 | case DW_FORM_data2: | |
0c588247 | 1731 | SAFE_BYTE_GET_AND_INC (uvalue, data, 2, end); |
19e6b90e L |
1732 | break; |
1733 | ||
1734 | case DW_FORM_ref4: | |
1735 | case DW_FORM_data4: | |
0c588247 | 1736 | SAFE_BYTE_GET_AND_INC (uvalue, data, 4, end); |
19e6b90e L |
1737 | break; |
1738 | ||
1739 | case DW_FORM_sdata: | |
f6f0e17b | 1740 | uvalue = read_sleb128 (data, & bytes_read, end); |
19e6b90e L |
1741 | data += bytes_read; |
1742 | break; | |
1743 | ||
4723351a | 1744 | case DW_FORM_GNU_str_index: |
f6f0e17b | 1745 | uvalue = read_uleb128 (data, & bytes_read, end); |
4723351a CC |
1746 | data += bytes_read; |
1747 | break; | |
1748 | ||
19e6b90e L |
1749 | case DW_FORM_ref_udata: |
1750 | case DW_FORM_udata: | |
f6f0e17b | 1751 | uvalue = read_uleb128 (data, & bytes_read, end); |
19e6b90e L |
1752 | data += bytes_read; |
1753 | break; | |
1754 | ||
1755 | case DW_FORM_indirect: | |
f6f0e17b | 1756 | form = read_uleb128 (data, & bytes_read, end); |
19e6b90e L |
1757 | data += bytes_read; |
1758 | if (!do_loc) | |
ef0b5f1c | 1759 | printf ("%c%s", delimiter, get_FORM_name (form)); |
77145576 JK |
1760 | if (form == DW_FORM_implicit_const) |
1761 | { | |
1762 | implicit_const = read_sleb128 (data, & bytes_read, end); | |
1763 | data += bytes_read; | |
1764 | } | |
1765 | return read_and_display_attr_value (attribute, form, implicit_const, data, | |
1766 | end, cu_offset, pointer_size, | |
19e6b90e | 1767 | offset_size, dwarf_version, |
ec4d4525 | 1768 | debug_info_p, do_loc, |
ef0b5f1c | 1769 | section, this_set, delimiter); |
4723351a | 1770 | case DW_FORM_GNU_addr_index: |
f6f0e17b | 1771 | uvalue = read_uleb128 (data, & bytes_read, end); |
4723351a CC |
1772 | data += bytes_read; |
1773 | break; | |
19e6b90e L |
1774 | } |
1775 | ||
1776 | switch (form) | |
1777 | { | |
1778 | case DW_FORM_ref_addr: | |
1779 | if (!do_loc) | |
ef0b5f1c | 1780 | printf ("%c<0x%s>", delimiter, dwarf_vmatoa ("x",uvalue)); |
19e6b90e L |
1781 | break; |
1782 | ||
a081f3cd JJ |
1783 | case DW_FORM_GNU_ref_alt: |
1784 | if (!do_loc) | |
ef0b5f1c | 1785 | printf ("%c<alt 0x%s>", delimiter, dwarf_vmatoa ("x",uvalue)); |
a081f3cd JJ |
1786 | break; |
1787 | ||
19e6b90e L |
1788 | case DW_FORM_ref1: |
1789 | case DW_FORM_ref2: | |
1790 | case DW_FORM_ref4: | |
1791 | case DW_FORM_ref_udata: | |
1792 | if (!do_loc) | |
ef0b5f1c | 1793 | printf ("%c<0x%s>", delimiter, dwarf_vmatoa ("x", uvalue + cu_offset)); |
19e6b90e L |
1794 | break; |
1795 | ||
1796 | case DW_FORM_data4: | |
1797 | case DW_FORM_addr: | |
932fd279 | 1798 | case DW_FORM_sec_offset: |
19e6b90e | 1799 | if (!do_loc) |
ef0b5f1c | 1800 | printf ("%c0x%s", delimiter, dwarf_vmatoa ("x", uvalue)); |
19e6b90e L |
1801 | break; |
1802 | ||
932fd279 | 1803 | case DW_FORM_flag_present: |
19e6b90e L |
1804 | case DW_FORM_flag: |
1805 | case DW_FORM_data1: | |
1806 | case DW_FORM_data2: | |
1807 | case DW_FORM_sdata: | |
1808 | case DW_FORM_udata: | |
1809 | if (!do_loc) | |
ef0b5f1c | 1810 | printf ("%c%s", delimiter, dwarf_vmatoa ("d", uvalue)); |
19e6b90e L |
1811 | break; |
1812 | ||
77145576 JK |
1813 | case DW_FORM_implicit_const: |
1814 | if (!do_loc) | |
1815 | printf ("%c%s", delimiter, dwarf_vmatoa ("d", implicit_const)); | |
1816 | break; | |
1817 | ||
19e6b90e L |
1818 | case DW_FORM_ref8: |
1819 | case DW_FORM_data8: | |
2bc8690c | 1820 | if (!do_loc) |
19e6b90e | 1821 | { |
74bc6052 | 1822 | dwarf_vma high_bits; |
a69c4772 | 1823 | dwarf_vma utmp; |
74bc6052 CC |
1824 | char buf[64]; |
1825 | ||
0c588247 | 1826 | SAFE_BYTE_GET64 (data, &high_bits, &uvalue, end); |
a69c4772 NC |
1827 | utmp = uvalue; |
1828 | if (form == DW_FORM_ref8) | |
1829 | add64 (& high_bits, & utmp, cu_offset); | |
ef0b5f1c | 1830 | printf ("%c0x%s", delimiter, |
a69c4772 | 1831 | dwarf_vmatoa64 (high_bits, utmp, buf, sizeof (buf))); |
19e6b90e | 1832 | } |
0c588247 | 1833 | |
19e6b90e L |
1834 | if ((do_loc || do_debug_loc || do_debug_ranges) |
1835 | && num_debug_info_entries == 0) | |
1836 | { | |
1837 | if (sizeof (uvalue) == 8) | |
0c588247 | 1838 | SAFE_BYTE_GET (uvalue, data, 8, end); |
19e6b90e | 1839 | else |
467c65bc | 1840 | error (_("DW_FORM_data8 is unsupported when sizeof (dwarf_vma) != 8\n")); |
19e6b90e | 1841 | } |
0c588247 | 1842 | |
19e6b90e L |
1843 | data += 8; |
1844 | break; | |
1845 | ||
2f6cd591 JK |
1846 | case DW_FORM_data16: |
1847 | if (!do_loc) | |
1848 | { | |
1849 | dwarf_vma left_high_bits, left_low_bits; | |
1850 | dwarf_vma right_high_bits, right_low_bits; | |
1851 | ||
1852 | SAFE_BYTE_GET64 (data, &left_high_bits, &left_low_bits, end); | |
1853 | SAFE_BYTE_GET64 (data + 8, &right_high_bits, &right_low_bits, end); | |
1854 | if (byte_get == byte_get_little_endian) | |
1855 | { | |
1856 | /* Swap them. */ | |
1857 | left_high_bits ^= right_high_bits; | |
1858 | right_high_bits ^= left_high_bits; | |
1859 | left_high_bits ^= right_high_bits; | |
1860 | left_low_bits ^= right_low_bits; | |
1861 | right_low_bits ^= left_low_bits; | |
1862 | left_low_bits ^= right_low_bits; | |
1863 | } | |
1864 | printf (" 0x%08" DWARF_VMA_FMT "x%08" DWARF_VMA_FMT "x" | |
1865 | "%08" DWARF_VMA_FMT "x%08" DWARF_VMA_FMT "x", | |
1866 | left_high_bits, left_low_bits, right_high_bits, | |
1867 | right_low_bits); | |
1868 | } | |
1869 | data += 16; | |
1870 | break; | |
1871 | ||
19e6b90e L |
1872 | case DW_FORM_string: |
1873 | if (!do_loc) | |
ef0b5f1c | 1874 | printf ("%c%.*s", delimiter, (int) (end - data), data); |
0c588247 | 1875 | data += strnlen ((char *) data, end - data) + 1; |
19e6b90e L |
1876 | break; |
1877 | ||
1878 | case DW_FORM_block: | |
932fd279 | 1879 | case DW_FORM_exprloc: |
f6f0e17b | 1880 | uvalue = read_uleb128 (data, & bytes_read, end); |
19e6b90e | 1881 | block_start = data + bytes_read; |
a1165289 NC |
1882 | if (block_start >= end) |
1883 | { | |
1884 | warn (_("Block ends prematurely\n")); | |
1885 | uvalue = 0; | |
1886 | block_start = end; | |
1887 | } | |
f3853b34 NC |
1888 | /* FIXME: Testing "(block_start + uvalue) < block_start" miscompiles with |
1889 | gcc 4.8.3 running on an x86_64 host in 32-bit mode. So we pre-compute | |
1890 | block_start + uvalue here. */ | |
1891 | data = block_start + uvalue; | |
f41e4712 | 1892 | /* PR 17512: file: 008-103549-0.001:0.1. */ |
f3853b34 | 1893 | if (block_start + uvalue > end || data < block_start) |
f41e4712 NC |
1894 | { |
1895 | warn (_("Corrupt attribute block length: %lx\n"), (long) uvalue); | |
1896 | uvalue = end - block_start; | |
1897 | } | |
19e6b90e L |
1898 | if (do_loc) |
1899 | data = block_start + uvalue; | |
1900 | else | |
ef0b5f1c | 1901 | data = display_block (block_start, uvalue, end, delimiter); |
19e6b90e L |
1902 | break; |
1903 | ||
1904 | case DW_FORM_block1: | |
0c588247 | 1905 | SAFE_BYTE_GET (uvalue, data, 1, end); |
19e6b90e | 1906 | block_start = data + 1; |
a1165289 NC |
1907 | if (block_start >= end) |
1908 | { | |
1909 | warn (_("Block ends prematurely\n")); | |
1910 | uvalue = 0; | |
1911 | block_start = end; | |
1912 | } | |
f3853b34 NC |
1913 | data = block_start + uvalue; |
1914 | if (block_start + uvalue > end || data < block_start) | |
f41e4712 NC |
1915 | { |
1916 | warn (_("Corrupt attribute block length: %lx\n"), (long) uvalue); | |
1917 | uvalue = end - block_start; | |
1918 | } | |
19e6b90e L |
1919 | if (do_loc) |
1920 | data = block_start + uvalue; | |
1921 | else | |
ef0b5f1c | 1922 | data = display_block (block_start, uvalue, end, delimiter); |
19e6b90e L |
1923 | break; |
1924 | ||
1925 | case DW_FORM_block2: | |
0c588247 | 1926 | SAFE_BYTE_GET (uvalue, data, 2, end); |
19e6b90e | 1927 | block_start = data + 2; |
a1165289 NC |
1928 | if (block_start >= end) |
1929 | { | |
1930 | warn (_("Block ends prematurely\n")); | |
1931 | uvalue = 0; | |
1932 | block_start = end; | |
1933 | } | |
f3853b34 NC |
1934 | data = block_start + uvalue; |
1935 | if (block_start + uvalue > end || data < block_start) | |
f41e4712 NC |
1936 | { |
1937 | warn (_("Corrupt attribute block length: %lx\n"), (long) uvalue); | |
1938 | uvalue = end - block_start; | |
1939 | } | |
19e6b90e L |
1940 | if (do_loc) |
1941 | data = block_start + uvalue; | |
1942 | else | |
ef0b5f1c | 1943 | data = display_block (block_start, uvalue, end, delimiter); |
19e6b90e L |
1944 | break; |
1945 | ||
1946 | case DW_FORM_block4: | |
0c588247 | 1947 | SAFE_BYTE_GET (uvalue, data, 4, end); |
19e6b90e | 1948 | block_start = data + 4; |
a1165289 NC |
1949 | /* PR 17512: file: 3371-3907-0.004. */ |
1950 | if (block_start >= end) | |
1951 | { | |
1952 | warn (_("Block ends prematurely\n")); | |
1953 | uvalue = 0; | |
1954 | block_start = end; | |
1955 | } | |
f3853b34 NC |
1956 | data = block_start + uvalue; |
1957 | if (block_start + uvalue > end | |
b4eb7656 | 1958 | /* PR 17531: file: 5b5f0592. */ |
f3853b34 | 1959 | || data < block_start) |
f41e4712 NC |
1960 | { |
1961 | warn (_("Corrupt attribute block length: %lx\n"), (long) uvalue); | |
1962 | uvalue = end - block_start; | |
1963 | } | |
19e6b90e L |
1964 | if (do_loc) |
1965 | data = block_start + uvalue; | |
1966 | else | |
ef0b5f1c | 1967 | data = display_block (block_start, uvalue, end, delimiter); |
19e6b90e L |
1968 | break; |
1969 | ||
1970 | case DW_FORM_strp: | |
1971 | if (!do_loc) | |
ef0b5f1c | 1972 | printf (_("%c(indirect string, offset: 0x%s): %s"), delimiter, |
47704ddf KT |
1973 | dwarf_vmatoa ("x", uvalue), |
1974 | fetch_indirect_string (uvalue)); | |
19e6b90e L |
1975 | break; |
1976 | ||
77145576 JK |
1977 | case DW_FORM_line_strp: |
1978 | if (!do_loc) | |
1979 | printf (_("%c(indirect line string, offset: 0x%s): %s"), delimiter, | |
1980 | dwarf_vmatoa ("x", uvalue), | |
1981 | fetch_indirect_line_string (uvalue)); | |
1982 | break; | |
1983 | ||
4723351a CC |
1984 | case DW_FORM_GNU_str_index: |
1985 | if (!do_loc) | |
b4eb7656 AM |
1986 | { |
1987 | const char *suffix = strrchr (section->name, '.'); | |
1988 | int dwo = (suffix && strcmp (suffix, ".dwo") == 0) ? 1 : 0; | |
1989 | ||
ef0b5f1c | 1990 | printf (_("%c(indexed string: 0x%s): %s"), delimiter, |
b4eb7656 AM |
1991 | dwarf_vmatoa ("x", uvalue), |
1992 | fetch_indexed_string (uvalue, this_set, offset_size, dwo)); | |
1993 | } | |
4723351a CC |
1994 | break; |
1995 | ||
a081f3cd JJ |
1996 | case DW_FORM_GNU_strp_alt: |
1997 | if (!do_loc) | |
ef0b5f1c | 1998 | printf (_("%c(alt indirect string, offset: 0x%s)"), delimiter, |
a081f3cd JJ |
1999 | dwarf_vmatoa ("x", uvalue)); |
2000 | break; | |
2001 | ||
19e6b90e L |
2002 | case DW_FORM_indirect: |
2003 | /* Handled above. */ | |
2004 | break; | |
2005 | ||
2b6f5997 CC |
2006 | case DW_FORM_ref_sig8: |
2007 | if (!do_loc) | |
2008 | { | |
74bc6052 CC |
2009 | dwarf_vma high_bits; |
2010 | char buf[64]; | |
2011 | ||
0c588247 | 2012 | SAFE_BYTE_GET64 (data, &high_bits, &uvalue, end); |
ef0b5f1c | 2013 | printf ("%csignature: 0x%s", delimiter, |
74bc6052 | 2014 | dwarf_vmatoa64 (high_bits, uvalue, buf, sizeof (buf))); |
2b6f5997 | 2015 | } |
74bc6052 | 2016 | data += 8; |
2b6f5997 CC |
2017 | break; |
2018 | ||
4723351a CC |
2019 | case DW_FORM_GNU_addr_index: |
2020 | if (!do_loc) | |
ef0b5f1c | 2021 | printf (_("%c(addr_index: 0x%s): %s"), delimiter, |
b4eb7656 AM |
2022 | dwarf_vmatoa ("x", uvalue), |
2023 | fetch_indexed_value (uvalue * pointer_size, pointer_size)); | |
4723351a CC |
2024 | break; |
2025 | ||
19e6b90e L |
2026 | default: |
2027 | warn (_("Unrecognized form: %lu\n"), form); | |
2028 | break; | |
2029 | } | |
2030 | ||
19e6b90e | 2031 | if ((do_loc || do_debug_loc || do_debug_ranges) |
fd2f0033 TT |
2032 | && num_debug_info_entries == 0 |
2033 | && debug_info_p != NULL) | |
19e6b90e L |
2034 | { |
2035 | switch (attribute) | |
2036 | { | |
2037 | case DW_AT_frame_base: | |
2038 | have_frame_base = 1; | |
1a0670f3 | 2039 | /* Fall through. */ |
19e6b90e | 2040 | case DW_AT_location: |
9f272209 | 2041 | case DW_AT_GNU_locviews: |
e2a0d921 NC |
2042 | case DW_AT_string_length: |
2043 | case DW_AT_return_addr: | |
19e6b90e L |
2044 | case DW_AT_data_member_location: |
2045 | case DW_AT_vtable_elem_location: | |
e2a0d921 NC |
2046 | case DW_AT_segment: |
2047 | case DW_AT_static_link: | |
2048 | case DW_AT_use_location: | |
bc0a77d2 | 2049 | case DW_AT_call_value: |
629e7ca8 | 2050 | case DW_AT_GNU_call_site_value: |
bc0a77d2 | 2051 | case DW_AT_call_data_value: |
629e7ca8 | 2052 | case DW_AT_GNU_call_site_data_value: |
bc0a77d2 | 2053 | case DW_AT_call_target: |
629e7ca8 | 2054 | case DW_AT_GNU_call_site_target: |
bc0a77d2 | 2055 | case DW_AT_call_target_clobbered: |
629e7ca8 | 2056 | case DW_AT_GNU_call_site_target_clobbered: |
b4eb7656 | 2057 | if ((dwarf_version < 4 |
212b6063 | 2058 | && (form == DW_FORM_data4 || form == DW_FORM_data8)) |
932fd279 | 2059 | || form == DW_FORM_sec_offset) |
19e6b90e L |
2060 | { |
2061 | /* Process location list. */ | |
91d6fa6a | 2062 | unsigned int lmax = debug_info_p->max_loc_offsets; |
19e6b90e L |
2063 | unsigned int num = debug_info_p->num_loc_offsets; |
2064 | ||
91d6fa6a | 2065 | if (lmax == 0 || num >= lmax) |
19e6b90e | 2066 | { |
91d6fa6a | 2067 | lmax += 1024; |
467c65bc | 2068 | debug_info_p->loc_offsets = (dwarf_vma *) |
b4eb7656 AM |
2069 | xcrealloc (debug_info_p->loc_offsets, |
2070 | lmax, sizeof (*debug_info_p->loc_offsets)); | |
9f272209 AO |
2071 | debug_info_p->loc_views = (dwarf_vma *) |
2072 | xcrealloc (debug_info_p->loc_views, | |
2073 | lmax, sizeof (*debug_info_p->loc_views)); | |
3f5e193b | 2074 | debug_info_p->have_frame_base = (int *) |
b4eb7656 AM |
2075 | xcrealloc (debug_info_p->have_frame_base, |
2076 | lmax, sizeof (*debug_info_p->have_frame_base)); | |
91d6fa6a | 2077 | debug_info_p->max_loc_offsets = lmax; |
19e6b90e | 2078 | } |
341f9135 | 2079 | if (this_set != NULL) |
b4eb7656 | 2080 | uvalue += this_set->section_offsets [DW_SECT_LOC]; |
19e6b90e | 2081 | debug_info_p->have_frame_base [num] = have_frame_base; |
9f272209 AO |
2082 | if (attribute != DW_AT_GNU_locviews) |
2083 | { | |
2084 | debug_info_p->loc_offsets [num] = uvalue; | |
2085 | debug_info_p->num_loc_offsets++; | |
2086 | assert (debug_info_p->num_loc_offsets | |
2087 | - debug_info_p->num_loc_views <= 1); | |
2088 | } | |
2089 | else | |
2090 | { | |
2091 | assert (debug_info_p->num_loc_views <= num); | |
2092 | num = debug_info_p->num_loc_views; | |
2093 | debug_info_p->loc_views [num] = uvalue; | |
2094 | debug_info_p->num_loc_views++; | |
2095 | assert (debug_info_p->num_loc_views | |
2096 | - debug_info_p->num_loc_offsets <= 1); | |
2097 | } | |
19e6b90e L |
2098 | } |
2099 | break; | |
e2a0d921 | 2100 | |
19e6b90e L |
2101 | case DW_AT_low_pc: |
2102 | if (need_base_address) | |
2103 | debug_info_p->base_address = uvalue; | |
2104 | break; | |
2105 | ||
4723351a | 2106 | case DW_AT_GNU_addr_base: |
b4eb7656 | 2107 | debug_info_p->addr_base = uvalue; |
4723351a CC |
2108 | break; |
2109 | ||
2110 | case DW_AT_GNU_ranges_base: | |
b4eb7656 | 2111 | debug_info_p->ranges_base = uvalue; |
4723351a CC |
2112 | break; |
2113 | ||
19e6b90e | 2114 | case DW_AT_ranges: |
b4eb7656 | 2115 | if ((dwarf_version < 4 |
212b6063 | 2116 | && (form == DW_FORM_data4 || form == DW_FORM_data8)) |
932fd279 | 2117 | || form == DW_FORM_sec_offset) |
19e6b90e L |
2118 | { |
2119 | /* Process range list. */ | |
91d6fa6a | 2120 | unsigned int lmax = debug_info_p->max_range_lists; |
19e6b90e L |
2121 | unsigned int num = debug_info_p->num_range_lists; |
2122 | ||
91d6fa6a | 2123 | if (lmax == 0 || num >= lmax) |
19e6b90e | 2124 | { |
91d6fa6a | 2125 | lmax += 1024; |
467c65bc | 2126 | debug_info_p->range_lists = (dwarf_vma *) |
b4eb7656 AM |
2127 | xcrealloc (debug_info_p->range_lists, |
2128 | lmax, sizeof (*debug_info_p->range_lists)); | |
91d6fa6a | 2129 | debug_info_p->max_range_lists = lmax; |
19e6b90e L |
2130 | } |
2131 | debug_info_p->range_lists [num] = uvalue; | |
2132 | debug_info_p->num_range_lists++; | |
2133 | } | |
2134 | break; | |
2135 | ||
2136 | default: | |
2137 | break; | |
2138 | } | |
2139 | } | |
2140 | ||
4ccf1e31 | 2141 | if (do_loc || attribute == 0) |
19e6b90e L |
2142 | return data; |
2143 | ||
ec4d4525 | 2144 | /* For some attributes we can display further information. */ |
19e6b90e L |
2145 | switch (attribute) |
2146 | { | |
2147 | case DW_AT_inline: | |
2e9e81a8 | 2148 | printf ("\t"); |
19e6b90e L |
2149 | switch (uvalue) |
2150 | { | |
2151 | case DW_INL_not_inlined: | |
2152 | printf (_("(not inlined)")); | |
2153 | break; | |
2154 | case DW_INL_inlined: | |
2155 | printf (_("(inlined)")); | |
2156 | break; | |
2157 | case DW_INL_declared_not_inlined: | |
2158 | printf (_("(declared as inline but ignored)")); | |
2159 | break; | |
2160 | case DW_INL_declared_inlined: | |
2161 | printf (_("(declared as inline and inlined)")); | |
2162 | break; | |
2163 | default: | |
47704ddf KT |
2164 | printf (_(" (Unknown inline attribute value: %s)"), |
2165 | dwarf_vmatoa ("x", uvalue)); | |
19e6b90e L |
2166 | break; |
2167 | } | |
2168 | break; | |
2169 | ||
2170 | case DW_AT_language: | |
2e9e81a8 | 2171 | printf ("\t"); |
19e6b90e L |
2172 | switch (uvalue) |
2173 | { | |
4b78141a | 2174 | /* Ordered by the numeric value of these constants. */ |
19e6b90e | 2175 | case DW_LANG_C89: printf ("(ANSI C)"); break; |
4b78141a NC |
2176 | case DW_LANG_C: printf ("(non-ANSI C)"); break; |
2177 | case DW_LANG_Ada83: printf ("(Ada)"); break; | |
19e6b90e | 2178 | case DW_LANG_C_plus_plus: printf ("(C++)"); break; |
4b78141a NC |
2179 | case DW_LANG_Cobol74: printf ("(Cobol 74)"); break; |
2180 | case DW_LANG_Cobol85: printf ("(Cobol 85)"); break; | |
19e6b90e L |
2181 | case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break; |
2182 | case DW_LANG_Fortran90: printf ("(Fortran 90)"); break; | |
19e6b90e | 2183 | case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break; |
4b78141a | 2184 | case DW_LANG_Modula2: printf ("(Modula 2)"); break; |
19e6b90e | 2185 | /* DWARF 2.1 values. */ |
4b78141a | 2186 | case DW_LANG_Java: printf ("(Java)"); break; |
19e6b90e L |
2187 | case DW_LANG_C99: printf ("(ANSI C99)"); break; |
2188 | case DW_LANG_Ada95: printf ("(ADA 95)"); break; | |
2189 | case DW_LANG_Fortran95: printf ("(Fortran 95)"); break; | |
4b78141a NC |
2190 | /* DWARF 3 values. */ |
2191 | case DW_LANG_PLI: printf ("(PLI)"); break; | |
2192 | case DW_LANG_ObjC: printf ("(Objective C)"); break; | |
2193 | case DW_LANG_ObjC_plus_plus: printf ("(Objective C++)"); break; | |
2194 | case DW_LANG_UPC: printf ("(Unified Parallel C)"); break; | |
2195 | case DW_LANG_D: printf ("(D)"); break; | |
2b6f5997 CC |
2196 | /* DWARF 4 values. */ |
2197 | case DW_LANG_Python: printf ("(Python)"); break; | |
3362e0d9 ILT |
2198 | /* DWARF 5 values. */ |
2199 | case DW_LANG_Go: printf ("(Go)"); break; | |
8bc10620 | 2200 | case DW_LANG_C_plus_plus_11: printf ("(C++11)"); break; |
6ddfe5b4 | 2201 | case DW_LANG_C11: printf ("(C11)"); break; |
8bc10620 | 2202 | case DW_LANG_C_plus_plus_14: printf ("(C++14)"); break; |
5a195044 MW |
2203 | case DW_LANG_Fortran03: printf ("(Fortran 03)"); break; |
2204 | case DW_LANG_Fortran08: printf ("(Fortran 08)"); break; | |
19e6b90e L |
2205 | /* MIPS extension. */ |
2206 | case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break; | |
2207 | /* UPC extension. */ | |
2208 | case DW_LANG_Upc: printf ("(Unified Parallel C)"); break; | |
2209 | default: | |
4b78141a | 2210 | if (uvalue >= DW_LANG_lo_user && uvalue <= DW_LANG_hi_user) |
9cf03b7e | 2211 | printf (_("(implementation defined: %s)"), |
467c65bc | 2212 | dwarf_vmatoa ("x", uvalue)); |
4b78141a | 2213 | else |
9cf03b7e | 2214 | printf (_("(Unknown: %s)"), dwarf_vmatoa ("x", uvalue)); |
19e6b90e L |
2215 | break; |
2216 | } | |
2217 | break; | |
2218 | ||
2219 | case DW_AT_encoding: | |
2e9e81a8 | 2220 | printf ("\t"); |
19e6b90e L |
2221 | switch (uvalue) |
2222 | { | |
2223 | case DW_ATE_void: printf ("(void)"); break; | |
2224 | case DW_ATE_address: printf ("(machine address)"); break; | |
2225 | case DW_ATE_boolean: printf ("(boolean)"); break; | |
2226 | case DW_ATE_complex_float: printf ("(complex float)"); break; | |
2227 | case DW_ATE_float: printf ("(float)"); break; | |
2228 | case DW_ATE_signed: printf ("(signed)"); break; | |
2229 | case DW_ATE_signed_char: printf ("(signed char)"); break; | |
2230 | case DW_ATE_unsigned: printf ("(unsigned)"); break; | |
2231 | case DW_ATE_unsigned_char: printf ("(unsigned char)"); break; | |
e2a0d921 | 2232 | /* DWARF 2.1 values: */ |
19e6b90e L |
2233 | case DW_ATE_imaginary_float: printf ("(imaginary float)"); break; |
2234 | case DW_ATE_decimal_float: printf ("(decimal float)"); break; | |
e2a0d921 NC |
2235 | /* DWARF 3 values: */ |
2236 | case DW_ATE_packed_decimal: printf ("(packed_decimal)"); break; | |
2237 | case DW_ATE_numeric_string: printf ("(numeric_string)"); break; | |
2238 | case DW_ATE_edited: printf ("(edited)"); break; | |
2239 | case DW_ATE_signed_fixed: printf ("(signed_fixed)"); break; | |
2240 | case DW_ATE_unsigned_fixed: printf ("(unsigned_fixed)"); break; | |
2241 | /* HP extensions: */ | |
2242 | case DW_ATE_HP_float80: printf ("(HP_float80)"); break; | |
2243 | case DW_ATE_HP_complex_float80: printf ("(HP_complex_float80)"); break; | |
2244 | case DW_ATE_HP_float128: printf ("(HP_float128)"); break; | |
2245 | case DW_ATE_HP_complex_float128:printf ("(HP_complex_float128)"); break; | |
2246 | case DW_ATE_HP_floathpintel: printf ("(HP_floathpintel)"); break; | |
2247 | case DW_ATE_HP_imaginary_float80: printf ("(HP_imaginary_float80)"); break; | |
2248 | case DW_ATE_HP_imaginary_float128: printf ("(HP_imaginary_float128)"); break; | |
153a2776 NC |
2249 | /* DWARF 4 values: */ |
2250 | case DW_ATE_UTF: printf ("(unicode string)"); break; | |
e2a0d921 | 2251 | |
19e6b90e L |
2252 | default: |
2253 | if (uvalue >= DW_ATE_lo_user | |
2254 | && uvalue <= DW_ATE_hi_user) | |
9cf03b7e | 2255 | printf (_("(user defined type)")); |
19e6b90e | 2256 | else |
9cf03b7e | 2257 | printf (_("(unknown type)")); |
19e6b90e L |
2258 | break; |
2259 | } | |
2260 | break; | |
2261 | ||
2262 | case DW_AT_accessibility: | |
2e9e81a8 | 2263 | printf ("\t"); |
19e6b90e L |
2264 | switch (uvalue) |
2265 | { | |
2266 | case DW_ACCESS_public: printf ("(public)"); break; | |
2267 | case DW_ACCESS_protected: printf ("(protected)"); break; | |
2268 | case DW_ACCESS_private: printf ("(private)"); break; | |
2269 | default: | |
9cf03b7e | 2270 | printf (_("(unknown accessibility)")); |
19e6b90e L |
2271 | break; |
2272 | } | |
2273 | break; | |
2274 | ||
2275 | case DW_AT_visibility: | |
2e9e81a8 | 2276 | printf ("\t"); |
19e6b90e L |
2277 | switch (uvalue) |
2278 | { | |
2279 | case DW_VIS_local: printf ("(local)"); break; | |
2280 | case DW_VIS_exported: printf ("(exported)"); break; | |
2281 | case DW_VIS_qualified: printf ("(qualified)"); break; | |
9cf03b7e | 2282 | default: printf (_("(unknown visibility)")); break; |
19e6b90e L |
2283 | } |
2284 | break; | |
2285 | ||
2286 | case DW_AT_virtuality: | |
2e9e81a8 | 2287 | printf ("\t"); |
19e6b90e L |
2288 | switch (uvalue) |
2289 | { | |
2290 | case DW_VIRTUALITY_none: printf ("(none)"); break; | |
2291 | case DW_VIRTUALITY_virtual: printf ("(virtual)"); break; | |
2292 | case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break; | |
9cf03b7e | 2293 | default: printf (_("(unknown virtuality)")); break; |
19e6b90e L |
2294 | } |
2295 | break; | |
2296 | ||
2297 | case DW_AT_identifier_case: | |
2e9e81a8 | 2298 | printf ("\t"); |
19e6b90e L |
2299 | switch (uvalue) |
2300 | { | |
2301 | case DW_ID_case_sensitive: printf ("(case_sensitive)"); break; | |
2302 | case DW_ID_up_case: printf ("(up_case)"); break; | |
2303 | case DW_ID_down_case: printf ("(down_case)"); break; | |
2304 | case DW_ID_case_insensitive: printf ("(case_insensitive)"); break; | |
9cf03b7e | 2305 | default: printf (_("(unknown case)")); break; |
19e6b90e L |
2306 | } |
2307 | break; | |
2308 | ||
2309 | case DW_AT_calling_convention: | |
2e9e81a8 | 2310 | printf ("\t"); |
19e6b90e L |
2311 | switch (uvalue) |
2312 | { | |
2313 | case DW_CC_normal: printf ("(normal)"); break; | |
2314 | case DW_CC_program: printf ("(program)"); break; | |
2315 | case DW_CC_nocall: printf ("(nocall)"); break; | |
2316 | default: | |
2317 | if (uvalue >= DW_CC_lo_user | |
2318 | && uvalue <= DW_CC_hi_user) | |
9cf03b7e | 2319 | printf (_("(user defined)")); |
19e6b90e | 2320 | else |
9cf03b7e | 2321 | printf (_("(unknown convention)")); |
19e6b90e L |
2322 | } |
2323 | break; | |
2324 | ||
2325 | case DW_AT_ordering: | |
2e9e81a8 | 2326 | printf ("\t"); |
19e6b90e L |
2327 | switch (uvalue) |
2328 | { | |
9cf03b7e | 2329 | case -1: printf (_("(undefined)")); break; |
19e6b90e L |
2330 | case 0: printf ("(row major)"); break; |
2331 | case 1: printf ("(column major)"); break; | |
2332 | } | |
2333 | break; | |
2334 | ||
2335 | case DW_AT_frame_base: | |
2336 | have_frame_base = 1; | |
1a0670f3 | 2337 | /* Fall through. */ |
19e6b90e | 2338 | case DW_AT_location: |
e2a0d921 NC |
2339 | case DW_AT_string_length: |
2340 | case DW_AT_return_addr: | |
19e6b90e L |
2341 | case DW_AT_data_member_location: |
2342 | case DW_AT_vtable_elem_location: | |
e2a0d921 NC |
2343 | case DW_AT_segment: |
2344 | case DW_AT_static_link: | |
2345 | case DW_AT_use_location: | |
bc0a77d2 | 2346 | case DW_AT_call_value: |
629e7ca8 | 2347 | case DW_AT_GNU_call_site_value: |
bc0a77d2 | 2348 | case DW_AT_call_data_value: |
629e7ca8 | 2349 | case DW_AT_GNU_call_site_data_value: |
bc0a77d2 | 2350 | case DW_AT_call_target: |
629e7ca8 | 2351 | case DW_AT_GNU_call_site_target: |
bc0a77d2 | 2352 | case DW_AT_call_target_clobbered: |
629e7ca8 | 2353 | case DW_AT_GNU_call_site_target_clobbered: |
212b6063 | 2354 | if ((dwarf_version < 4 |
b4eb7656 | 2355 | && (form == DW_FORM_data4 || form == DW_FORM_data8)) |
932fd279 | 2356 | || form == DW_FORM_sec_offset) |
2e9e81a8 | 2357 | printf (_(" (location list)")); |
e2a0d921 | 2358 | /* Fall through. */ |
19e6b90e L |
2359 | case DW_AT_allocated: |
2360 | case DW_AT_associated: | |
2361 | case DW_AT_data_location: | |
2362 | case DW_AT_stride: | |
2363 | case DW_AT_upper_bound: | |
cecf136e | 2364 | case DW_AT_lower_bound: |
19e6b90e L |
2365 | if (block_start) |
2366 | { | |
2367 | int need_frame_base; | |
2368 | ||
2e9e81a8 | 2369 | printf ("\t("); |
19e6b90e L |
2370 | need_frame_base = decode_location_expression (block_start, |
2371 | pointer_size, | |
b7807392 JJ |
2372 | offset_size, |
2373 | dwarf_version, | |
19e6b90e | 2374 | uvalue, |
f1c4cc75 | 2375 | cu_offset, section); |
19e6b90e L |
2376 | printf (")"); |
2377 | if (need_frame_base && !have_frame_base) | |
2378 | printf (_(" [without DW_AT_frame_base]")); | |
2379 | } | |
19e6b90e L |
2380 | break; |
2381 | ||
ec4d4525 NC |
2382 | case DW_AT_import: |
2383 | { | |
a081f3cd JJ |
2384 | if (form == DW_FORM_ref_sig8 |
2385 | || form == DW_FORM_GNU_ref_alt) | |
b4eb7656 | 2386 | break; |
2b6f5997 | 2387 | |
ec4d4525 NC |
2388 | if (form == DW_FORM_ref1 |
2389 | || form == DW_FORM_ref2 | |
a7a0b6a5 JK |
2390 | || form == DW_FORM_ref4 |
2391 | || form == DW_FORM_ref_udata) | |
ec4d4525 NC |
2392 | uvalue += cu_offset; |
2393 | ||
6e3d6dc1 | 2394 | if (uvalue >= section->size) |
f3853b34 | 2395 | warn (_("Offset %s used as value for DW_AT_import attribute of DIE at offset 0x%lx is too big.\n"), |
47704ddf KT |
2396 | dwarf_vmatoa ("x", uvalue), |
2397 | (unsigned long) (orig_data - section->start)); | |
6e3d6dc1 NC |
2398 | else |
2399 | { | |
2400 | unsigned long abbrev_number; | |
2401 | abbrev_entry * entry; | |
2402 | ||
f6f0e17b | 2403 | abbrev_number = read_uleb128 (section->start + uvalue, NULL, end); |
cecf136e | 2404 | |
2e9e81a8 | 2405 | printf (_("\t[Abbrev Number: %ld"), abbrev_number); |
afd6e1ff JJ |
2406 | /* Don't look up abbrev for DW_FORM_ref_addr, as it very often will |
2407 | use different abbrev table, and we don't track .debug_info chunks | |
2408 | yet. */ | |
2409 | if (form != DW_FORM_ref_addr) | |
2410 | { | |
2411 | for (entry = first_abbrev; entry != NULL; entry = entry->next) | |
2412 | if (entry->entry == abbrev_number) | |
2413 | break; | |
2414 | if (entry != NULL) | |
2415 | printf (" (%s)", get_TAG_name (entry->tag)); | |
2416 | } | |
6e3d6dc1 NC |
2417 | printf ("]"); |
2418 | } | |
ec4d4525 NC |
2419 | } |
2420 | break; | |
2421 | ||
19e6b90e L |
2422 | default: |
2423 | break; | |
2424 | } | |
2425 | ||
2426 | return data; | |
2427 | } | |
2428 | ||
a19c41a7 | 2429 | static const char * |
19e6b90e L |
2430 | get_AT_name (unsigned long attribute) |
2431 | { | |
a19c41a7 | 2432 | const char *name; |
e2a0d921 | 2433 | |
399c99f7 L |
2434 | if (attribute == 0) |
2435 | return "DW_AT value: 0"; | |
2436 | ||
a19c41a7 TT |
2437 | /* One value is shared by the MIPS and HP extensions: */ |
2438 | if (attribute == DW_AT_MIPS_fde) | |
2439 | return "DW_AT_MIPS_fde or DW_AT_HP_unmodifiable"; | |
19e6b90e | 2440 | |
a19c41a7 TT |
2441 | name = get_DW_AT_name (attribute); |
2442 | ||
2443 | if (name == NULL) | |
2444 | { | |
2445 | static char buffer[100]; | |
2446 | ||
2447 | snprintf (buffer, sizeof (buffer), _("Unknown AT value: %lx"), | |
2448 | attribute); | |
2449 | return buffer; | |
19e6b90e | 2450 | } |
a19c41a7 TT |
2451 | |
2452 | return name; | |
19e6b90e L |
2453 | } |
2454 | ||
2455 | static unsigned char * | |
6e3d6dc1 NC |
2456 | read_and_display_attr (unsigned long attribute, |
2457 | unsigned long form, | |
77145576 | 2458 | dwarf_signed_vma implicit_const, |
ec4d4525 | 2459 | unsigned char * data, |
f6f0e17b | 2460 | unsigned char * end, |
467c65bc NC |
2461 | dwarf_vma cu_offset, |
2462 | dwarf_vma pointer_size, | |
2463 | dwarf_vma offset_size, | |
6e3d6dc1 NC |
2464 | int dwarf_version, |
2465 | debug_info * debug_info_p, | |
2466 | int do_loc, | |
341f9135 CC |
2467 | struct dwarf_section * section, |
2468 | struct cu_tu_set * this_set) | |
19e6b90e L |
2469 | { |
2470 | if (!do_loc) | |
750f03b7 | 2471 | printf (" %-18s:", get_AT_name (attribute)); |
77145576 | 2472 | data = read_and_display_attr_value (attribute, form, implicit_const, data, end, |
f6f0e17b | 2473 | cu_offset, pointer_size, offset_size, |
19e6b90e | 2474 | dwarf_version, debug_info_p, |
ef0b5f1c | 2475 | do_loc, section, this_set, ' '); |
19e6b90e L |
2476 | if (!do_loc) |
2477 | printf ("\n"); | |
2478 | return data; | |
2479 | } | |
2480 | ||
19e6b90e L |
2481 | /* Process the contents of a .debug_info section. If do_loc is non-zero |
2482 | then we are scanning for location lists and we do not want to display | |
2b6f5997 CC |
2483 | anything to the user. If do_types is non-zero, we are processing |
2484 | a .debug_types section instead of a .debug_info section. */ | |
19e6b90e L |
2485 | |
2486 | static int | |
6e3d6dc1 NC |
2487 | process_debug_info (struct dwarf_section *section, |
2488 | void *file, | |
b4eb7656 | 2489 | enum dwarf_section_display_enum abbrev_sec, |
2b6f5997 CC |
2490 | int do_loc, |
2491 | int do_types) | |
19e6b90e L |
2492 | { |
2493 | unsigned char *start = section->start; | |
2494 | unsigned char *end = start + section->size; | |
2495 | unsigned char *section_begin; | |
2496 | unsigned int unit; | |
2497 | unsigned int num_units = 0; | |
2498 | ||
2499 | if ((do_loc || do_debug_loc || do_debug_ranges) | |
2b6f5997 CC |
2500 | && num_debug_info_entries == 0 |
2501 | && ! do_types) | |
19e6b90e | 2502 | { |
767221a9 | 2503 | dwarf_vma length; |
19e6b90e L |
2504 | |
2505 | /* First scan the section to get the number of comp units. */ | |
2506 | for (section_begin = start, num_units = 0; section_begin < end; | |
2507 | num_units ++) | |
2508 | { | |
2509 | /* Read the first 4 bytes. For a 32-bit DWARF section, this | |
2510 | will be the length. For a 64-bit DWARF section, it'll be | |
2511 | the escape code 0xffffffff followed by an 8 byte length. */ | |
0c588247 | 2512 | SAFE_BYTE_GET (length, section_begin, 4, end); |
19e6b90e L |
2513 | |
2514 | if (length == 0xffffffff) | |
2515 | { | |
0c588247 | 2516 | SAFE_BYTE_GET (length, section_begin + 4, 8, end); |
19e6b90e L |
2517 | section_begin += length + 12; |
2518 | } | |
ec4d4525 NC |
2519 | else if (length >= 0xfffffff0 && length < 0xffffffff) |
2520 | { | |
767221a9 NC |
2521 | warn (_("Reserved length value (0x%s) found in section %s\n"), |
2522 | dwarf_vmatoa ("x", length), section->name); | |
ec4d4525 NC |
2523 | return 0; |
2524 | } | |
19e6b90e L |
2525 | else |
2526 | section_begin += length + 4; | |
aca88567 NC |
2527 | |
2528 | /* Negative values are illegal, they may even cause infinite | |
2529 | looping. This can happen if we can't accurately apply | |
f3853b34 NC |
2530 | relocations to an object file, or if the file is corrupt. */ |
2531 | if ((signed long) length <= 0 || section_begin < start) | |
aca88567 | 2532 | { |
767221a9 NC |
2533 | warn (_("Corrupt unit length (0x%s) found in section %s\n"), |
2534 | dwarf_vmatoa ("x", length), section->name); | |
aca88567 NC |
2535 | return 0; |
2536 | } | |
19e6b90e L |
2537 | } |
2538 | ||
2539 | if (num_units == 0) | |
2540 | { | |
f41e4712 | 2541 | error (_("No comp units in %s section ?\n"), section->name); |
19e6b90e L |
2542 | return 0; |
2543 | } | |
2544 | ||
2545 | /* Then allocate an array to hold the information. */ | |
3f5e193b | 2546 | debug_information = (debug_info *) cmalloc (num_units, |
1306a742 | 2547 | sizeof (* debug_information)); |
19e6b90e L |
2548 | if (debug_information == NULL) |
2549 | { | |
f41e4712 | 2550 | error (_("Not enough memory for a debug info array of %u entries\n"), |
19e6b90e | 2551 | num_units); |
82b1b41b | 2552 | alloc_num_debug_info_entries = num_debug_info_entries = 0; |
19e6b90e L |
2553 | return 0; |
2554 | } | |
03a91817 NC |
2555 | /* PR 17531: file: 92ca3797. |
2556 | We cannot rely upon the debug_information array being initialised | |
2557 | before it is used. A corrupt file could easily contain references | |
2558 | to a unit for which information has not been made available. So | |
2559 | we ensure that the array is zeroed here. */ | |
b4eb7656 AM |
2560 | memset (debug_information, 0, num_units * sizeof (*debug_information)); |
2561 | ||
82b1b41b | 2562 | alloc_num_debug_info_entries = num_units; |
19e6b90e L |
2563 | } |
2564 | ||
2565 | if (!do_loc) | |
2566 | { | |
fd2f0033 TT |
2567 | if (dwarf_start_die == 0) |
2568 | printf (_("Contents of the %s section:\n\n"), section->name); | |
19e6b90e L |
2569 | |
2570 | load_debug_section (str, file); | |
77145576 | 2571 | load_debug_section (line_str, file); |
4723351a CC |
2572 | load_debug_section (str_dwo, file); |
2573 | load_debug_section (str_index, file); | |
2574 | load_debug_section (str_index_dwo, file); | |
2575 | load_debug_section (debug_addr, file); | |
19e6b90e L |
2576 | } |
2577 | ||
6f875884 TG |
2578 | load_debug_section (abbrev_sec, file); |
2579 | if (debug_displays [abbrev_sec].section.start == NULL) | |
19e6b90e L |
2580 | { |
2581 | warn (_("Unable to locate %s section!\n"), | |
6f875884 | 2582 | debug_displays [abbrev_sec].section.name); |
19e6b90e L |
2583 | return 0; |
2584 | } | |
2585 | ||
2586 | for (section_begin = start, unit = 0; start < end; unit++) | |
2587 | { | |
2588 | DWARF2_Internal_CompUnit compunit; | |
2589 | unsigned char *hdrptr; | |
19e6b90e | 2590 | unsigned char *tags; |
fd2f0033 | 2591 | int level, last_level, saved_level; |
467c65bc | 2592 | dwarf_vma cu_offset; |
bf5117e3 | 2593 | unsigned int offset_size; |
19485196 | 2594 | unsigned int initial_length_size; |
74bc6052 CC |
2595 | dwarf_vma signature_high = 0; |
2596 | dwarf_vma signature_low = 0; | |
767221a9 | 2597 | dwarf_vma type_offset = 0; |
341f9135 CC |
2598 | struct cu_tu_set *this_set; |
2599 | dwarf_vma abbrev_base; | |
2600 | size_t abbrev_size; | |
19e6b90e L |
2601 | |
2602 | hdrptr = start; | |
2603 | ||
0c588247 | 2604 | SAFE_BYTE_GET_AND_INC (compunit.cu_length, hdrptr, 4, end); |
19e6b90e L |
2605 | |
2606 | if (compunit.cu_length == 0xffffffff) | |
2607 | { | |
0c588247 | 2608 | SAFE_BYTE_GET_AND_INC (compunit.cu_length, hdrptr, 8, end); |
19e6b90e L |
2609 | offset_size = 8; |
2610 | initial_length_size = 12; | |
2611 | } | |
2612 | else | |
2613 | { | |
2614 | offset_size = 4; | |
2615 | initial_length_size = 4; | |
2616 | } | |
2617 | ||
0c588247 | 2618 | SAFE_BYTE_GET_AND_INC (compunit.cu_version, hdrptr, 2, end); |
19e6b90e L |
2619 | |
2620 | cu_offset = start - section_begin; | |
19e6b90e | 2621 | |
341f9135 CC |
2622 | this_set = find_cu_tu_set_v2 (cu_offset, do_types); |
2623 | ||
77145576 JK |
2624 | if (compunit.cu_version < 5) |
2625 | { | |
2626 | compunit.cu_unit_type = DW_UT_compile; | |
2627 | /* Initialize it due to a false compiler warning. */ | |
2628 | compunit.cu_pointer_size = -1; | |
2629 | } | |
2630 | else | |
2631 | { | |
2632 | SAFE_BYTE_GET_AND_INC (compunit.cu_unit_type, hdrptr, 1, end); | |
2633 | do_types = (compunit.cu_unit_type == DW_UT_type); | |
2634 | ||
2635 | SAFE_BYTE_GET_AND_INC (compunit.cu_pointer_size, hdrptr, 1, end); | |
2636 | } | |
2637 | ||
0c588247 | 2638 | SAFE_BYTE_GET_AND_INC (compunit.cu_abbrev_offset, hdrptr, offset_size, end); |
19e6b90e | 2639 | |
341f9135 CC |
2640 | if (this_set == NULL) |
2641 | { | |
2642 | abbrev_base = 0; | |
2643 | abbrev_size = debug_displays [abbrev_sec].section.size; | |
2644 | } | |
2645 | else | |
2646 | { | |
2647 | abbrev_base = this_set->section_offsets [DW_SECT_ABBREV]; | |
2648 | abbrev_size = this_set->section_sizes [DW_SECT_ABBREV]; | |
2649 | } | |
2650 | ||
77145576 JK |
2651 | if (compunit.cu_version < 5) |
2652 | SAFE_BYTE_GET_AND_INC (compunit.cu_pointer_size, hdrptr, 1, end); | |
2653 | ||
f41e4712 NC |
2654 | /* PR 17512: file: 001-108546-0.001:0.1. */ |
2655 | if (compunit.cu_pointer_size < 2 || compunit.cu_pointer_size > 8) | |
2656 | { | |
2657 | warn (_("Invalid pointer size (%d) in compunit header, using %d instead\n"), | |
2658 | compunit.cu_pointer_size, offset_size); | |
2659 | compunit.cu_pointer_size = offset_size; | |
2660 | } | |
2b6f5997 CC |
2661 | |
2662 | if (do_types) | |
b4eb7656 | 2663 | { |
0c588247 | 2664 | SAFE_BYTE_GET64 (hdrptr, &signature_high, &signature_low, end); |
f048b142 | 2665 | hdrptr += 8; |
0c588247 | 2666 | SAFE_BYTE_GET_AND_INC (type_offset, hdrptr, offset_size, end); |
b4eb7656 | 2667 | } |
2b6f5997 | 2668 | |
19e6b90e | 2669 | if ((do_loc || do_debug_loc || do_debug_ranges) |
2b6f5997 CC |
2670 | && num_debug_info_entries == 0 |
2671 | && ! do_types) | |
19e6b90e L |
2672 | { |
2673 | debug_information [unit].cu_offset = cu_offset; | |
2674 | debug_information [unit].pointer_size | |
2675 | = compunit.cu_pointer_size; | |
b7807392 JJ |
2676 | debug_information [unit].offset_size = offset_size; |
2677 | debug_information [unit].dwarf_version = compunit.cu_version; | |
19e6b90e | 2678 | debug_information [unit].base_address = 0; |
4723351a CC |
2679 | debug_information [unit].addr_base = DEBUG_INFO_UNAVAILABLE; |
2680 | debug_information [unit].ranges_base = DEBUG_INFO_UNAVAILABLE; | |
19e6b90e L |
2681 | debug_information [unit].loc_offsets = NULL; |
2682 | debug_information [unit].have_frame_base = NULL; | |
2683 | debug_information [unit].max_loc_offsets = 0; | |
2684 | debug_information [unit].num_loc_offsets = 0; | |
2685 | debug_information [unit].range_lists = NULL; | |
2686 | debug_information [unit].max_range_lists= 0; | |
2687 | debug_information [unit].num_range_lists = 0; | |
2688 | } | |
2689 | ||
fd2f0033 | 2690 | if (!do_loc && dwarf_start_die == 0) |
19e6b90e | 2691 | { |
47704ddf KT |
2692 | printf (_(" Compilation Unit @ offset 0x%s:\n"), |
2693 | dwarf_vmatoa ("x", cu_offset)); | |
2694 | printf (_(" Length: 0x%s (%s)\n"), | |
2695 | dwarf_vmatoa ("x", compunit.cu_length), | |
49e7b350 | 2696 | offset_size == 8 ? "64-bit" : "32-bit"); |
19e6b90e | 2697 | printf (_(" Version: %d\n"), compunit.cu_version); |
7282333f AM |
2698 | printf (_(" Abbrev Offset: 0x%s\n"), |
2699 | dwarf_vmatoa ("x", compunit.cu_abbrev_offset)); | |
19e6b90e | 2700 | printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size); |
2b6f5997 CC |
2701 | if (do_types) |
2702 | { | |
74bc6052 CC |
2703 | char buf[64]; |
2704 | ||
2705 | printf (_(" Signature: 0x%s\n"), | |
2706 | dwarf_vmatoa64 (signature_high, signature_low, | |
2707 | buf, sizeof (buf))); | |
2708 | printf (_(" Type Offset: 0x%s\n"), | |
2709 | dwarf_vmatoa ("x", type_offset)); | |
2b6f5997 | 2710 | } |
341f9135 CC |
2711 | if (this_set != NULL) |
2712 | { | |
2713 | dwarf_vma *offsets = this_set->section_offsets; | |
2714 | size_t *sizes = this_set->section_sizes; | |
2715 | ||
2716 | printf (_(" Section contributions:\n")); | |
2717 | printf (_(" .debug_abbrev.dwo: 0x%s 0x%s\n"), | |
2718 | dwarf_vmatoa ("x", offsets [DW_SECT_ABBREV]), | |
2719 | dwarf_vmatoa ("x", sizes [DW_SECT_ABBREV])); | |
2720 | printf (_(" .debug_line.dwo: 0x%s 0x%s\n"), | |
2721 | dwarf_vmatoa ("x", offsets [DW_SECT_LINE]), | |
2722 | dwarf_vmatoa ("x", sizes [DW_SECT_LINE])); | |
2723 | printf (_(" .debug_loc.dwo: 0x%s 0x%s\n"), | |
2724 | dwarf_vmatoa ("x", offsets [DW_SECT_LOC]), | |
2725 | dwarf_vmatoa ("x", sizes [DW_SECT_LOC])); | |
2726 | printf (_(" .debug_str_offsets.dwo: 0x%s 0x%s\n"), | |
2727 | dwarf_vmatoa ("x", offsets [DW_SECT_STR_OFFSETS]), | |
2728 | dwarf_vmatoa ("x", sizes [DW_SECT_STR_OFFSETS])); | |
2729 | } | |
19e6b90e L |
2730 | } |
2731 | ||
460c89ff NS |
2732 | if (cu_offset + compunit.cu_length + initial_length_size |
2733 | > section->size) | |
2734 | { | |
47704ddf | 2735 | warn (_("Debug info is corrupted, length of CU at %s" |
b4eb7656 | 2736 | " extends beyond end of section (length = %s)\n"), |
47704ddf KT |
2737 | dwarf_vmatoa ("x", cu_offset), |
2738 | dwarf_vmatoa ("x", compunit.cu_length)); | |
57028622 | 2739 | num_units = unit; |
460c89ff NS |
2740 | break; |
2741 | } | |
19485196 NC |
2742 | else if (compunit.cu_length + initial_length_size < initial_length_size) |
2743 | { | |
2744 | warn (_("Debug info is corrupted, length of CU at %s is negative (%s)\n"), | |
2745 | dwarf_vmatoa ("x", cu_offset), | |
2746 | dwarf_vmatoa ("x", compunit.cu_length)); | |
2747 | num_units = unit; | |
2748 | break; | |
2749 | } | |
2750 | ||
460c89ff NS |
2751 | tags = hdrptr; |
2752 | start += compunit.cu_length + initial_length_size; | |
2753 | ||
57028622 NC |
2754 | if (start > end) |
2755 | { | |
2756 | warn (_("Debug info is corrupt. CU at %s extends beyond end of section"), | |
2757 | dwarf_vmatoa ("x", cu_offset)); | |
2758 | start = end; | |
2759 | } | |
2760 | ||
77145576 | 2761 | if (compunit.cu_version < 2 || compunit.cu_version > 5) |
19e6b90e | 2762 | { |
47704ddf KT |
2763 | warn (_("CU at offset %s contains corrupt or " |
2764 | "unsupported version number: %d.\n"), | |
2765 | dwarf_vmatoa ("x", cu_offset), compunit.cu_version); | |
19e6b90e L |
2766 | continue; |
2767 | } | |
2768 | ||
77145576 JK |
2769 | if (compunit.cu_unit_type != DW_UT_compile |
2770 | && compunit.cu_unit_type != DW_UT_type) | |
2771 | { | |
2772 | warn (_("CU at offset %s contains corrupt or " | |
2773 | "unsupported unit type: %d.\n"), | |
2774 | dwarf_vmatoa ("x", cu_offset), compunit.cu_unit_type); | |
2775 | continue; | |
2776 | } | |
2777 | ||
19e6b90e L |
2778 | free_abbrevs (); |
2779 | ||
d493b283 | 2780 | /* Process the abbrevs used by this compilation unit. */ |
341f9135 | 2781 | if (compunit.cu_abbrev_offset >= abbrev_size) |
ec4d4525 NC |
2782 | warn (_("Debug info is corrupted, abbrev offset (%lx) is larger than abbrev section size (%lx)\n"), |
2783 | (unsigned long) compunit.cu_abbrev_offset, | |
341f9135 | 2784 | (unsigned long) abbrev_size); |
b4eb7656 | 2785 | /* PR 17531: file:4bcd9ce9. */ |
a0a3b04c L |
2786 | else if ((abbrev_base + abbrev_size) |
2787 | > debug_displays [abbrev_sec].section.size) | |
2788 | warn (_("Debug info is corrupted, abbrev size (%lx) is larger than abbrev section size (%lx)\n"), | |
2789 | (unsigned long) abbrev_base + abbrev_size, | |
2790 | (unsigned long) debug_displays [abbrev_sec].section.size); | |
460c89ff NS |
2791 | else |
2792 | process_abbrev_section | |
341f9135 CC |
2793 | (((unsigned char *) debug_displays [abbrev_sec].section.start |
2794 | + abbrev_base + compunit.cu_abbrev_offset), | |
2795 | ((unsigned char *) debug_displays [abbrev_sec].section.start | |
2796 | + abbrev_base + abbrev_size)); | |
19e6b90e L |
2797 | |
2798 | level = 0; | |
fd2f0033 TT |
2799 | last_level = level; |
2800 | saved_level = -1; | |
19e6b90e L |
2801 | while (tags < start) |
2802 | { | |
2803 | unsigned int bytes_read; | |
2804 | unsigned long abbrev_number; | |
ec4d4525 | 2805 | unsigned long die_offset; |
19e6b90e L |
2806 | abbrev_entry *entry; |
2807 | abbrev_attr *attr; | |
fd2f0033 | 2808 | int do_printing = 1; |
19e6b90e | 2809 | |
ec4d4525 NC |
2810 | die_offset = tags - section_begin; |
2811 | ||
f6f0e17b | 2812 | abbrev_number = read_uleb128 (tags, & bytes_read, start); |
19e6b90e L |
2813 | tags += bytes_read; |
2814 | ||
eb7cc021 JK |
2815 | /* A null DIE marks the end of a list of siblings or it may also be |
2816 | a section padding. */ | |
19e6b90e L |
2817 | if (abbrev_number == 0) |
2818 | { | |
eb7cc021 JK |
2819 | /* Check if it can be a section padding for the last CU. */ |
2820 | if (level == 0 && start == end) | |
2821 | { | |
2822 | unsigned char *chk; | |
2823 | ||
2824 | for (chk = tags; chk < start; chk++) | |
2825 | if (*chk != 0) | |
2826 | break; | |
2827 | if (chk == start) | |
2828 | break; | |
2829 | } | |
2830 | ||
4337774f TT |
2831 | if (!do_loc && die_offset >= dwarf_start_die |
2832 | && (dwarf_cutoff_level == -1 | |
2833 | || level < dwarf_cutoff_level)) | |
399c99f7 L |
2834 | printf (_(" <%d><%lx>: Abbrev Number: 0\n"), |
2835 | level, die_offset); | |
2836 | ||
19e6b90e | 2837 | --level; |
ec4d4525 NC |
2838 | if (level < 0) |
2839 | { | |
2840 | static unsigned num_bogus_warns = 0; | |
2841 | ||
2842 | if (num_bogus_warns < 3) | |
2843 | { | |
4723351a CC |
2844 | warn (_("Bogus end-of-siblings marker detected at offset %lx in %s section\n"), |
2845 | die_offset, section->name); | |
ec4d4525 NC |
2846 | num_bogus_warns ++; |
2847 | if (num_bogus_warns == 3) | |
2848 | warn (_("Further warnings about bogus end-of-sibling markers suppressed\n")); | |
2849 | } | |
2850 | } | |
fd2f0033 TT |
2851 | if (dwarf_start_die != 0 && level < saved_level) |
2852 | return 1; | |
19e6b90e L |
2853 | continue; |
2854 | } | |
2855 | ||
4b78141a | 2856 | if (!do_loc) |
fd2f0033 TT |
2857 | { |
2858 | if (dwarf_start_die != 0 && die_offset < dwarf_start_die) | |
2859 | do_printing = 0; | |
2860 | else | |
2861 | { | |
2862 | if (dwarf_start_die != 0 && die_offset == dwarf_start_die) | |
2863 | saved_level = level; | |
2864 | do_printing = (dwarf_cutoff_level == -1 | |
2865 | || level < dwarf_cutoff_level); | |
2866 | if (do_printing) | |
2867 | printf (_(" <%d><%lx>: Abbrev Number: %lu"), | |
2868 | level, die_offset, abbrev_number); | |
2869 | else if (dwarf_cutoff_level == -1 | |
2870 | || last_level < dwarf_cutoff_level) | |
2871 | printf (_(" <%d><%lx>: ...\n"), level, die_offset); | |
2872 | last_level = level; | |
2873 | } | |
2874 | } | |
cecf136e | 2875 | |
19e6b90e L |
2876 | /* Scan through the abbreviation list until we reach the |
2877 | correct entry. */ | |
2878 | for (entry = first_abbrev; | |
2879 | entry && entry->entry != abbrev_number; | |
2880 | entry = entry->next) | |
2881 | continue; | |
2882 | ||
2883 | if (entry == NULL) | |
2884 | { | |
fd2f0033 | 2885 | if (!do_loc && do_printing) |
4b78141a NC |
2886 | { |
2887 | printf ("\n"); | |
2888 | fflush (stdout); | |
2889 | } | |
f3853b34 | 2890 | warn (_("DIE at offset 0x%lx refers to abbreviation number %lu which does not exist\n"), |
cc86f28f | 2891 | die_offset, abbrev_number); |
19e6b90e L |
2892 | return 0; |
2893 | } | |
2894 | ||
fd2f0033 | 2895 | if (!do_loc && do_printing) |
cc5914eb | 2896 | printf (" (%s)\n", get_TAG_name (entry->tag)); |
cecf136e | 2897 | |
19e6b90e L |
2898 | switch (entry->tag) |
2899 | { | |
2900 | default: | |
2901 | need_base_address = 0; | |
2902 | break; | |
2903 | case DW_TAG_compile_unit: | |
2904 | need_base_address = 1; | |
2905 | break; | |
2906 | case DW_TAG_entry_point: | |
19e6b90e L |
2907 | case DW_TAG_subprogram: |
2908 | need_base_address = 0; | |
2909 | /* Assuming that there is no DW_AT_frame_base. */ | |
2910 | have_frame_base = 0; | |
2911 | break; | |
2912 | } | |
2913 | ||
9f272209 AO |
2914 | debug_info *debug_info_p = |
2915 | (debug_information && unit < alloc_num_debug_info_entries) | |
2916 | ? debug_information + unit : NULL; | |
2917 | ||
2918 | assert (!debug_info_p | |
2919 | || (debug_info_p->num_loc_offsets | |
2920 | == debug_info_p->num_loc_views)); | |
2921 | ||
399c99f7 L |
2922 | for (attr = entry->first_attr; |
2923 | attr && attr->attribute; | |
2924 | attr = attr->next) | |
4b78141a | 2925 | { |
fd2f0033 | 2926 | if (! do_loc && do_printing) |
4b78141a | 2927 | /* Show the offset from where the tag was extracted. */ |
fd2f0033 TT |
2928 | printf (" <%lx>", (unsigned long)(tags - section_begin)); |
2929 | ||
4b78141a NC |
2930 | tags = read_and_display_attr (attr->attribute, |
2931 | attr->form, | |
77145576 | 2932 | attr->implicit_const, |
341f9135 | 2933 | tags, |
f6f0e17b | 2934 | end, |
341f9135 | 2935 | cu_offset, |
4b78141a NC |
2936 | compunit.cu_pointer_size, |
2937 | offset_size, | |
2938 | compunit.cu_version, | |
9f272209 | 2939 | debug_info_p, |
341f9135 CC |
2940 | do_loc || ! do_printing, |
2941 | section, | |
2942 | this_set); | |
4b78141a | 2943 | } |
cecf136e | 2944 | |
9f272209 AO |
2945 | /* If a locview attribute appears before a location one, |
2946 | make sure we don't associate it with an earlier | |
2947 | loclist. */ | |
2948 | if (debug_info_p) | |
2949 | switch (debug_info_p->num_loc_offsets - debug_info_p->num_loc_views) | |
2950 | { | |
2951 | case 1: | |
2952 | debug_info_p->loc_views [debug_info_p->num_loc_views] = vm1; | |
2953 | debug_info_p->num_loc_views++; | |
2954 | assert (debug_info_p->num_loc_views | |
2955 | == debug_info_p->num_loc_offsets); | |
2956 | break; | |
2957 | ||
2958 | case 0: | |
2959 | break; | |
2960 | ||
2961 | case -1: | |
2962 | warn(_("DIE has locviews without loclist\n")); | |
2963 | debug_info_p->num_loc_views--; | |
2964 | break; | |
2965 | ||
2966 | default: | |
2967 | assert (0); | |
2968 | } | |
2969 | ||
b4eb7656 AM |
2970 | if (entry->children) |
2971 | ++level; | |
2972 | } | |
19e6b90e | 2973 | } |
cecf136e | 2974 | |
19e6b90e L |
2975 | /* Set num_debug_info_entries here so that it can be used to check if |
2976 | we need to process .debug_loc and .debug_ranges sections. */ | |
2977 | if ((do_loc || do_debug_loc || do_debug_ranges) | |
2b6f5997 CC |
2978 | && num_debug_info_entries == 0 |
2979 | && ! do_types) | |
82b1b41b | 2980 | { |
b4eb7656 | 2981 | if (num_units > alloc_num_debug_info_entries) |
82b1b41b NC |
2982 | num_debug_info_entries = alloc_num_debug_info_entries; |
2983 | else | |
2984 | num_debug_info_entries = num_units; | |
2985 | } | |
cecf136e | 2986 | |
19e6b90e | 2987 | if (!do_loc) |
467c65bc | 2988 | printf ("\n"); |
cecf136e | 2989 | |
19e6b90e L |
2990 | return 1; |
2991 | } | |
2992 | ||
2993 | /* Locate and scan the .debug_info section in the file and record the pointer | |
2994 | sizes and offsets for the compilation units in it. Usually an executable | |
2995 | will have just one pointer size, but this is not guaranteed, and so we try | |
2996 | not to make any assumptions. Returns zero upon failure, or the number of | |
2997 | compilation units upon success. */ | |
2998 | ||
2999 | static unsigned int | |
3000 | load_debug_info (void * file) | |
3001 | { | |
1febe64d | 3002 | /* If we have already tried and failed to load the .debug_info |
657d0d47 | 3003 | section then do not bother to repeat the task. */ |
cc86f28f | 3004 | if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE) |
1febe64d NC |
3005 | return 0; |
3006 | ||
19e6b90e L |
3007 | /* If we already have the information there is nothing else to do. */ |
3008 | if (num_debug_info_entries > 0) | |
3009 | return num_debug_info_entries; | |
3010 | ||
341f9135 | 3011 | /* If this is a DWARF package file, load the CU and TU indexes. */ |
43a444f9 | 3012 | (void) load_cu_tu_indexes (file); |
341f9135 | 3013 | |
19e6b90e | 3014 | if (load_debug_section (info, file) |
6f875884 | 3015 | && process_debug_info (&debug_displays [info].section, file, abbrev, 1, 0)) |
19e6b90e | 3016 | return num_debug_info_entries; |
82b1b41b NC |
3017 | |
3018 | if (load_debug_section (info_dwo, file) | |
3019 | && process_debug_info (&debug_displays [info_dwo].section, file, | |
3020 | abbrev_dwo, 1, 0)) | |
4723351a | 3021 | return num_debug_info_entries; |
1febe64d | 3022 | |
cc86f28f | 3023 | num_debug_info_entries = DEBUG_INFO_UNAVAILABLE; |
1febe64d | 3024 | return 0; |
19e6b90e L |
3025 | } |
3026 | ||
b40bf0a2 NC |
3027 | /* Read a DWARF .debug_line section header starting at DATA. |
3028 | Upon success returns an updated DATA pointer and the LINFO | |
3029 | structure and the END_OF_SEQUENCE pointer will be filled in. | |
3030 | Otherwise returns NULL. */ | |
19e6b90e | 3031 | |
b40bf0a2 NC |
3032 | static unsigned char * |
3033 | read_debug_line_header (struct dwarf_section * section, | |
3034 | unsigned char * data, | |
3035 | unsigned char * end, | |
3036 | DWARF2_Internal_LineInfo * linfo, | |
3037 | unsigned char ** end_of_sequence) | |
3038 | { | |
3039 | unsigned char *hdrptr; | |
b40bf0a2 | 3040 | unsigned int initial_length_size; |
77145576 | 3041 | unsigned char address_size, segment_selector_size; |
19e6b90e | 3042 | |
b40bf0a2 NC |
3043 | /* Extract information from the Line Number Program Header. |
3044 | (section 6.2.4 in the Dwarf3 doc). */ | |
6937bb54 | 3045 | hdrptr = data; |
19e6b90e | 3046 | |
b40bf0a2 NC |
3047 | /* Get and check the length of the block. */ |
3048 | SAFE_BYTE_GET_AND_INC (linfo->li_length, hdrptr, 4, end); | |
19e6b90e | 3049 | |
b40bf0a2 | 3050 | if (linfo->li_length == 0xffffffff) |
f41e4712 NC |
3051 | { |
3052 | /* This section is 64-bit DWARF 3. */ | |
b40bf0a2 | 3053 | SAFE_BYTE_GET_AND_INC (linfo->li_length, hdrptr, 8, end); |
77145576 | 3054 | linfo->li_offset_size = 8; |
f41e4712 NC |
3055 | initial_length_size = 12; |
3056 | } | |
3057 | else | |
3058 | { | |
77145576 | 3059 | linfo->li_offset_size = 4; |
f41e4712 NC |
3060 | initial_length_size = 4; |
3061 | } | |
19e6b90e | 3062 | |
b40bf0a2 | 3063 | if (linfo->li_length + initial_length_size > section->size) |
f41e4712 | 3064 | { |
8fcc61b4 NC |
3065 | /* If the length field has a relocation against it, then we should |
3066 | not complain if it is inaccurate (and probably negative). This | |
3067 | happens in object files when the .debug_line section is actually | |
3068 | comprised of several different .debug_line.* sections, (some of | |
3069 | which may be removed by linker garbage collection), and a relocation | |
3070 | is used to compute the correct length once that is done. */ | |
77145576 | 3071 | if (reloc_at (section, (hdrptr - section->start) - linfo->li_offset_size)) |
b40bf0a2 | 3072 | { |
8fcc61b4 | 3073 | linfo->li_length = (end - data) - initial_length_size; |
b40bf0a2 NC |
3074 | } |
3075 | else | |
3076 | { | |
8fcc61b4 NC |
3077 | warn (_("The length field (0x%lx) in the debug_line header is wrong - the section is too small\n"), |
3078 | (long) linfo->li_length); | |
b40bf0a2 NC |
3079 | return NULL; |
3080 | } | |
f41e4712 | 3081 | } |
19e6b90e | 3082 | |
b40bf0a2 NC |
3083 | /* Get and check the version number. */ |
3084 | SAFE_BYTE_GET_AND_INC (linfo->li_version, hdrptr, 2, end); | |
3085 | ||
3086 | if (linfo->li_version != 2 | |
3087 | && linfo->li_version != 3 | |
77145576 JK |
3088 | && linfo->li_version != 4 |
3089 | && linfo->li_version != 5) | |
f41e4712 | 3090 | { |
77145576 JK |
3091 | warn (_("Only DWARF version 2, 3, 4 and 5 line info " |
3092 | "is currently supported.\n")); | |
b40bf0a2 | 3093 | return NULL; |
f41e4712 | 3094 | } |
19e6b90e | 3095 | |
77145576 JK |
3096 | if (linfo->li_version >= 5) |
3097 | { | |
3098 | SAFE_BYTE_GET_AND_INC (address_size, hdrptr, 1, end); | |
3099 | ||
3100 | SAFE_BYTE_GET_AND_INC (segment_selector_size, hdrptr, 1, end); | |
3101 | if (segment_selector_size != 0) | |
3102 | { | |
3103 | warn (_("The %s section contains " | |
3104 | "unsupported segment selector size: %d.\n"), | |
3105 | section->name, segment_selector_size); | |
3106 | return 0; | |
3107 | } | |
3108 | } | |
3109 | ||
3110 | SAFE_BYTE_GET_AND_INC (linfo->li_prologue_length, hdrptr, | |
3111 | linfo->li_offset_size, end); | |
b40bf0a2 | 3112 | SAFE_BYTE_GET_AND_INC (linfo->li_min_insn_length, hdrptr, 1, end); |
0c588247 | 3113 | |
b40bf0a2 | 3114 | if (linfo->li_version >= 4) |
f41e4712 | 3115 | { |
b40bf0a2 | 3116 | SAFE_BYTE_GET_AND_INC (linfo->li_max_ops_per_insn, hdrptr, 1, end); |
0c588247 | 3117 | |
b40bf0a2 | 3118 | if (linfo->li_max_ops_per_insn == 0) |
f41e4712 NC |
3119 | { |
3120 | warn (_("Invalid maximum operations per insn.\n")); | |
b40bf0a2 | 3121 | return NULL; |
a233b20c | 3122 | } |
f41e4712 NC |
3123 | } |
3124 | else | |
b40bf0a2 | 3125 | linfo->li_max_ops_per_insn = 1; |
0c588247 | 3126 | |
b40bf0a2 | 3127 | SAFE_BYTE_GET_AND_INC (linfo->li_default_is_stmt, hdrptr, 1, end); |
65879393 | 3128 | SAFE_SIGNED_BYTE_GET_AND_INC (linfo->li_line_base, hdrptr, 1, end); |
b40bf0a2 NC |
3129 | SAFE_BYTE_GET_AND_INC (linfo->li_line_range, hdrptr, 1, end); |
3130 | SAFE_BYTE_GET_AND_INC (linfo->li_opcode_base, hdrptr, 1, end); | |
19e6b90e | 3131 | |
b40bf0a2 | 3132 | * end_of_sequence = data + linfo->li_length + initial_length_size; |
b4eb7656 | 3133 | /* PR 17512: file:002-117414-0.004. */ |
6937bb54 NC |
3134 | if (* end_of_sequence > end) |
3135 | { | |
4c219c2e AM |
3136 | warn (_("Line length %s extends beyond end of section\n"), |
3137 | dwarf_vmatoa ("u", linfo->li_length)); | |
6937bb54 NC |
3138 | * end_of_sequence = end; |
3139 | return NULL; | |
3140 | } | |
3141 | ||
b40bf0a2 NC |
3142 | return hdrptr; |
3143 | } | |
19e6b90e | 3144 | |
77145576 JK |
3145 | static unsigned char * |
3146 | display_formatted_table (unsigned char *data, | |
3147 | unsigned char *start, unsigned char *end, | |
3148 | const DWARF2_Internal_LineInfo *linfo, | |
3149 | struct dwarf_section *section, const char *what) | |
3150 | { | |
3151 | unsigned char *format_start, format_count, *format, formati; | |
3152 | dwarf_vma data_count, datai; | |
3153 | unsigned int bytes_read, namepass, last_entry = 0; | |
3154 | ||
3155 | SAFE_BYTE_GET_AND_INC (format_count, data, 1, end); | |
3156 | format_start = data; | |
3157 | for (formati = 0; formati < format_count; formati++) | |
3158 | { | |
3159 | read_uleb128 (data, & bytes_read, end); | |
3160 | data += bytes_read; | |
3161 | read_uleb128 (data, & bytes_read, end); | |
3162 | data += bytes_read; | |
3163 | if (data == end) | |
3164 | { | |
14357de1 | 3165 | warn (_("Corrupt %s format table entry\n"), what); |
77145576 JK |
3166 | return data; |
3167 | } | |
3168 | } | |
3169 | ||
3170 | data_count = read_uleb128 (data, & bytes_read, end); | |
3171 | data += bytes_read; | |
3172 | if (data == end) | |
3173 | { | |
3174 | warn (_("Corrupt %s list\n"), what); | |
3175 | return data; | |
3176 | } | |
3177 | ||
3178 | if (data_count == 0) | |
3179 | { | |
3180 | printf (_("\n The %s Table is empty.\n"), what); | |
3181 | return data; | |
3182 | } | |
3183 | ||
3184 | printf (_("\n The %s Table (offset 0x%lx):\n"), what, | |
3185 | (long)(data - start)); | |
3186 | ||
3187 | printf (_(" Entry")); | |
3188 | /* Delay displaying name as the last entry for better screen layout. */ | |
3189 | for (namepass = 0; namepass < 2; namepass++) | |
3190 | { | |
3191 | format = format_start; | |
3192 | for (formati = 0; formati < format_count; formati++) | |
3193 | { | |
3194 | dwarf_vma content_type; | |
3195 | ||
3196 | content_type = read_uleb128 (format, & bytes_read, end); | |
3197 | format += bytes_read; | |
3198 | if ((content_type == DW_LNCT_path) == (namepass == 1)) | |
3199 | switch (content_type) | |
3200 | { | |
3201 | case DW_LNCT_path: | |
3202 | printf (_("\tName")); | |
3203 | break; | |
3204 | case DW_LNCT_directory_index: | |
3205 | printf (_("\tDir")); | |
3206 | break; | |
3207 | case DW_LNCT_timestamp: | |
3208 | printf (_("\tTime")); | |
3209 | break; | |
3210 | case DW_LNCT_size: | |
3211 | printf (_("\tSize")); | |
3212 | break; | |
3213 | case DW_LNCT_MD5: | |
3214 | printf (_("\tMD5")); | |
3215 | break; | |
3216 | default: | |
3217 | printf (_("\t(Unknown format content type %s)"), | |
3218 | dwarf_vmatoa ("u", content_type)); | |
3219 | } | |
3220 | read_uleb128 (format, & bytes_read, end); | |
3221 | format += bytes_read; | |
3222 | } | |
3223 | } | |
3224 | putchar ('\n'); | |
3225 | ||
3226 | for (datai = 0; datai < data_count; datai++) | |
3227 | { | |
3228 | unsigned char *datapass = data; | |
3229 | ||
3230 | printf (" %d", last_entry++); | |
3231 | /* Delay displaying name as the last entry for better screen layout. */ | |
3232 | for (namepass = 0; namepass < 2; namepass++) | |
3233 | { | |
3234 | format = format_start; | |
3235 | data = datapass; | |
3236 | for (formati = 0; formati < format_count; formati++) | |
3237 | { | |
3238 | dwarf_vma content_type, form; | |
3239 | ||
3240 | content_type = read_uleb128 (format, & bytes_read, end); | |
3241 | format += bytes_read; | |
3242 | form = read_uleb128 (format, & bytes_read, end); | |
3243 | format += bytes_read; | |
3244 | data = read_and_display_attr_value (0, form, 0, data, end, 0, 0, | |
3245 | linfo->li_offset_size, | |
3246 | linfo->li_version, NULL, | |
3247 | ((content_type == DW_LNCT_path) != (namepass == 1)), | |
3248 | section, NULL, '\t'); | |
3249 | } | |
3250 | } | |
3251 | if (data == end) | |
3252 | { | |
3253 | warn (_("Corrupt %s entries list\n"), what); | |
3254 | return data; | |
3255 | } | |
3256 | putchar ('\n'); | |
3257 | } | |
3258 | return data; | |
3259 | } | |
3260 | ||
b40bf0a2 NC |
3261 | static int |
3262 | display_debug_lines_raw (struct dwarf_section *section, | |
3263 | unsigned char *data, | |
77145576 | 3264 | unsigned char *end, void *file) |
b40bf0a2 NC |
3265 | { |
3266 | unsigned char *start = section->start; | |
ba8826a8 | 3267 | int verbose_view = 0; |
19e6b90e | 3268 | |
b40bf0a2 | 3269 | printf (_("Raw dump of debug contents of section %s:\n\n"), |
b4eb7656 | 3270 | section->name); |
19e6b90e | 3271 | |
b40bf0a2 NC |
3272 | while (data < end) |
3273 | { | |
3274 | static DWARF2_Internal_LineInfo saved_linfo; | |
3275 | DWARF2_Internal_LineInfo linfo; | |
3276 | unsigned char *standard_opcodes; | |
3277 | unsigned char *end_of_sequence; | |
fe59e83d | 3278 | int i; |
19e6b90e | 3279 | |
4925cdd7 NC |
3280 | if (const_strneq (section->name, ".debug_line.") |
3281 | /* Note: the following does not apply to .debug_line.dwo sections. | |
3282 | These are full debug_line sections. */ | |
3283 | && strcmp (section->name, ".debug_line.dwo") != 0) | |
19e6b90e | 3284 | { |
b40bf0a2 NC |
3285 | /* Sections named .debug_line.<foo> are fragments of a .debug_line |
3286 | section containing just the Line Number Statements. They are | |
3287 | created by the assembler and intended to be used alongside gcc's | |
3288 | -ffunction-sections command line option. When the linker's | |
3289 | garbage collection decides to discard a .text.<foo> section it | |
3290 | can then also discard the line number information in .debug_line.<foo>. | |
3291 | ||
4925cdd7 | 3292 | Since the section is a fragment it does not have the details |
b40bf0a2 | 3293 | needed to fill out a LineInfo structure, so instead we use the |
4925cdd7 | 3294 | details from the last full debug_line section that we processed. */ |
b40bf0a2 NC |
3295 | end_of_sequence = end; |
3296 | standard_opcodes = NULL; | |
3297 | linfo = saved_linfo; | |
058037d3 NC |
3298 | /* PR 17531: file: 0522b371. */ |
3299 | if (linfo.li_line_range == 0) | |
3300 | { | |
1306a742 | 3301 | warn (_("Partial .debug_line. section encountered without a prior full .debug_line section\n")); |
058037d3 NC |
3302 | return 0; |
3303 | } | |
b40bf0a2 | 3304 | reset_state_machine (linfo.li_default_is_stmt); |
19e6b90e | 3305 | } |
19e6b90e L |
3306 | else |
3307 | { | |
b40bf0a2 | 3308 | unsigned char * hdrptr; |
19e6b90e | 3309 | |
b40bf0a2 NC |
3310 | if ((hdrptr = read_debug_line_header (section, data, end, & linfo, |
3311 | & end_of_sequence)) == NULL) | |
3312 | return 0; | |
19e6b90e | 3313 | |
b40bf0a2 NC |
3314 | printf (_(" Offset: 0x%lx\n"), (long)(data - start)); |
3315 | printf (_(" Length: %ld\n"), (long) linfo.li_length); | |
3316 | printf (_(" DWARF Version: %d\n"), linfo.li_version); | |
77ef8654 | 3317 | printf (_(" Prologue Length: %d\n"), (int) linfo.li_prologue_length); |
b40bf0a2 NC |
3318 | printf (_(" Minimum Instruction Length: %d\n"), linfo.li_min_insn_length); |
3319 | if (linfo.li_version >= 4) | |
3320 | printf (_(" Maximum Ops per Instruction: %d\n"), linfo.li_max_ops_per_insn); | |
3321 | printf (_(" Initial value of 'is_stmt': %d\n"), linfo.li_default_is_stmt); | |
3322 | printf (_(" Line Base: %d\n"), linfo.li_line_base); | |
3323 | printf (_(" Line Range: %d\n"), linfo.li_line_range); | |
3324 | printf (_(" Opcode Base: %d\n"), linfo.li_opcode_base); | |
19e6b90e | 3325 | |
0a9d414a NC |
3326 | /* PR 17512: file: 1665-6428-0.004. */ |
3327 | if (linfo.li_line_range == 0) | |
3328 | { | |
3329 | warn (_("Line range of 0 is invalid, using 1 instead\n")); | |
3330 | linfo.li_line_range = 1; | |
3331 | } | |
77ef8654 | 3332 | |
b40bf0a2 | 3333 | reset_state_machine (linfo.li_default_is_stmt); |
19e6b90e | 3334 | |
b40bf0a2 NC |
3335 | /* Display the contents of the Opcodes table. */ |
3336 | standard_opcodes = hdrptr; | |
19e6b90e | 3337 | |
6937bb54 NC |
3338 | /* PR 17512: file: 002-417945-0.004. */ |
3339 | if (standard_opcodes + linfo.li_opcode_base >= end) | |
3340 | { | |
3341 | warn (_("Line Base extends beyond end of section\n")); | |
3342 | return 0; | |
3343 | } | |
3344 | ||
b40bf0a2 | 3345 | printf (_("\n Opcodes:\n")); |
19e6b90e | 3346 | |
b40bf0a2 NC |
3347 | for (i = 1; i < linfo.li_opcode_base; i++) |
3348 | printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]); | |
19e6b90e | 3349 | |
b40bf0a2 NC |
3350 | /* Display the contents of the Directory table. */ |
3351 | data = standard_opcodes + linfo.li_opcode_base - 1; | |
19e6b90e | 3352 | |
77145576 | 3353 | if (linfo.li_version >= 5) |
b40bf0a2 | 3354 | { |
77145576 | 3355 | load_debug_section (line_str, file); |
19e6b90e | 3356 | |
77145576 JK |
3357 | data = display_formatted_table (data, start, end, &linfo, section, |
3358 | _("Directory")); | |
3359 | data = display_formatted_table (data, start, end, &linfo, section, | |
3360 | _("File name")); | |
3361 | } | |
3362 | else | |
3363 | { | |
3364 | if (*data == 0) | |
3365 | printf (_("\n The Directory Table is empty.\n")); | |
3366 | else | |
a233b20c | 3367 | { |
77145576 | 3368 | unsigned int last_dir_entry = 0; |
6937bb54 | 3369 | |
77145576 JK |
3370 | printf (_("\n The Directory Table (offset 0x%lx):\n"), |
3371 | (long)(data - start)); | |
19e6b90e | 3372 | |
77145576 JK |
3373 | while (data < end && *data != 0) |
3374 | { | |
3375 | printf (" %d\t%.*s\n", ++last_dir_entry, (int) (end - data), data); | |
19e6b90e | 3376 | |
77145576 JK |
3377 | data += strnlen ((char *) data, end - data) + 1; |
3378 | } | |
19e6b90e | 3379 | |
77145576 JK |
3380 | /* PR 17512: file: 002-132094-0.004. */ |
3381 | if (data >= end - 1) | |
3382 | break; | |
3383 | } | |
19e6b90e | 3384 | |
77145576 JK |
3385 | /* Skip the NUL at the end of the table. */ |
3386 | data++; | |
19e6b90e | 3387 | |
77145576 JK |
3388 | /* Display the contents of the File Name table. */ |
3389 | if (*data == 0) | |
3390 | printf (_("\n The File Name Table is empty.\n")); | |
3391 | else | |
3392 | { | |
3393 | printf (_("\n The File Name Table (offset 0x%lx):\n"), | |
3394 | (long)(data - start)); | |
3395 | printf (_(" Entry\tDir\tTime\tSize\tName\n")); | |
19e6b90e | 3396 | |
77145576 | 3397 | while (data < end && *data != 0) |
b40bf0a2 | 3398 | { |
77145576 JK |
3399 | unsigned char *name; |
3400 | unsigned int bytes_read; | |
3401 | ||
3402 | printf (" %d\t", ++state_machine_regs.last_file_entry); | |
3403 | name = data; | |
3404 | data += strnlen ((char *) data, end - data) + 1; | |
3405 | ||
3406 | printf ("%s\t", | |
3407 | dwarf_vmatoa ("u", read_uleb128 (data, & bytes_read, end))); | |
3408 | data += bytes_read; | |
3409 | printf ("%s\t", | |
3410 | dwarf_vmatoa ("u", read_uleb128 (data, & bytes_read, end))); | |
3411 | data += bytes_read; | |
3412 | printf ("%s\t", | |
3413 | dwarf_vmatoa ("u", read_uleb128 (data, & bytes_read, end))); | |
3414 | data += bytes_read; | |
3415 | printf ("%.*s\n", (int)(end - name), name); | |
3416 | ||
3417 | if (data == end) | |
3418 | { | |
3419 | warn (_("Corrupt file name table entry\n")); | |
3420 | break; | |
3421 | } | |
b40bf0a2 | 3422 | } |
a233b20c | 3423 | } |
77145576 JK |
3424 | |
3425 | /* Skip the NUL at the end of the table. */ | |
3426 | data++; | |
b40bf0a2 | 3427 | } |
19e6b90e | 3428 | |
b40bf0a2 NC |
3429 | putchar ('\n'); |
3430 | saved_linfo = linfo; | |
3431 | } | |
19e6b90e | 3432 | |
b40bf0a2 NC |
3433 | /* Now display the statements. */ |
3434 | if (data >= end_of_sequence) | |
3435 | printf (_(" No Line Number Statements.\n")); | |
3436 | else | |
3437 | { | |
3438 | printf (_(" Line Number Statements:\n")); | |
19e6b90e | 3439 | |
b40bf0a2 NC |
3440 | while (data < end_of_sequence) |
3441 | { | |
3442 | unsigned char op_code; | |
3443 | dwarf_signed_vma adv; | |
3444 | dwarf_vma uladv; | |
3445 | unsigned int bytes_read; | |
19e6b90e | 3446 | |
fe59e83d CC |
3447 | printf (" [0x%08lx]", (long)(data - start)); |
3448 | ||
b40bf0a2 | 3449 | op_code = *data++; |
19e6b90e | 3450 | |
b40bf0a2 | 3451 | if (op_code >= linfo.li_opcode_base) |
19e6b90e | 3452 | { |
b40bf0a2 NC |
3453 | op_code -= linfo.li_opcode_base; |
3454 | uladv = (op_code / linfo.li_line_range); | |
3455 | if (linfo.li_max_ops_per_insn == 1) | |
3456 | { | |
3457 | uladv *= linfo.li_min_insn_length; | |
3458 | state_machine_regs.address += uladv; | |
ba8826a8 AO |
3459 | if (uladv) |
3460 | state_machine_regs.view = 0; | |
b40bf0a2 | 3461 | printf (_(" Special opcode %d: " |
ba8826a8 | 3462 | "advance Address by %s to 0x%s%s"), |
b40bf0a2 | 3463 | op_code, dwarf_vmatoa ("u", uladv), |
ba8826a8 AO |
3464 | dwarf_vmatoa ("x", state_machine_regs.address), |
3465 | verbose_view && uladv | |
3466 | ? _(" (reset view)") : ""); | |
b40bf0a2 NC |
3467 | } |
3468 | else | |
3469 | { | |
ba8826a8 AO |
3470 | unsigned addrdelta |
3471 | = ((state_machine_regs.op_index + uladv) | |
b40bf0a2 NC |
3472 | / linfo.li_max_ops_per_insn) |
3473 | * linfo.li_min_insn_length; | |
ba8826a8 AO |
3474 | |
3475 | state_machine_regs.address += addrdelta; | |
b40bf0a2 NC |
3476 | state_machine_regs.op_index |
3477 | = (state_machine_regs.op_index + uladv) | |
3478 | % linfo.li_max_ops_per_insn; | |
ba8826a8 AO |
3479 | if (addrdelta) |
3480 | state_machine_regs.view = 0; | |
b40bf0a2 | 3481 | printf (_(" Special opcode %d: " |
ba8826a8 | 3482 | "advance Address by %s to 0x%s[%d]%s"), |
b40bf0a2 NC |
3483 | op_code, dwarf_vmatoa ("u", uladv), |
3484 | dwarf_vmatoa ("x", state_machine_regs.address), | |
ba8826a8 AO |
3485 | state_machine_regs.op_index, |
3486 | verbose_view && addrdelta | |
3487 | ? _(" (reset view)") : ""); | |
b40bf0a2 NC |
3488 | } |
3489 | adv = (op_code % linfo.li_line_range) + linfo.li_line_base; | |
3490 | state_machine_regs.line += adv; | |
ba8826a8 | 3491 | printf (_(" and Line by %s to %d"), |
b40bf0a2 | 3492 | dwarf_vmatoa ("d", adv), state_machine_regs.line); |
ba8826a8 AO |
3493 | if (verbose_view || state_machine_regs.view) |
3494 | printf (_(" (view %u)\n"), state_machine_regs.view); | |
3495 | else | |
3496 | putchar ('\n'); | |
3497 | state_machine_regs.view++; | |
19e6b90e | 3498 | } |
b40bf0a2 NC |
3499 | else switch (op_code) |
3500 | { | |
3501 | case DW_LNS_extended_op: | |
3502 | data += process_extended_line_op (data, linfo.li_default_is_stmt, end); | |
3503 | break; | |
3504 | ||
3505 | case DW_LNS_copy: | |
ba8826a8 AO |
3506 | printf (_(" Copy")); |
3507 | if (verbose_view || state_machine_regs.view) | |
3508 | printf (_(" (view %u)\n"), state_machine_regs.view); | |
3509 | else | |
3510 | putchar ('\n'); | |
3511 | state_machine_regs.view++; | |
b40bf0a2 NC |
3512 | break; |
3513 | ||
3514 | case DW_LNS_advance_pc: | |
3515 | uladv = read_uleb128 (data, & bytes_read, end); | |
3516 | data += bytes_read; | |
3517 | if (linfo.li_max_ops_per_insn == 1) | |
3518 | { | |
3519 | uladv *= linfo.li_min_insn_length; | |
3520 | state_machine_regs.address += uladv; | |
ba8826a8 AO |
3521 | if (uladv) |
3522 | state_machine_regs.view = 0; | |
3523 | printf (_(" Advance PC by %s to 0x%s%s\n"), | |
b40bf0a2 | 3524 | dwarf_vmatoa ("u", uladv), |
ba8826a8 AO |
3525 | dwarf_vmatoa ("x", state_machine_regs.address), |
3526 | verbose_view && uladv | |
3527 | ? _(" (reset view)") : ""); | |
b40bf0a2 NC |
3528 | } |
3529 | else | |
3530 | { | |
ba8826a8 AO |
3531 | unsigned addrdelta |
3532 | = ((state_machine_regs.op_index + uladv) | |
3533 | / linfo.li_max_ops_per_insn) | |
b40bf0a2 | 3534 | * linfo.li_min_insn_length; |
ba8826a8 AO |
3535 | state_machine_regs.address |
3536 | += addrdelta; | |
b40bf0a2 NC |
3537 | state_machine_regs.op_index |
3538 | = (state_machine_regs.op_index + uladv) | |
3539 | % linfo.li_max_ops_per_insn; | |
ba8826a8 AO |
3540 | if (addrdelta) |
3541 | state_machine_regs.view = 0; | |
3542 | printf (_(" Advance PC by %s to 0x%s[%d]%s\n"), | |
b40bf0a2 NC |
3543 | dwarf_vmatoa ("u", uladv), |
3544 | dwarf_vmatoa ("x", state_machine_regs.address), | |
ba8826a8 AO |
3545 | state_machine_regs.op_index, |
3546 | verbose_view && addrdelta | |
3547 | ? _(" (reset view)") : ""); | |
b40bf0a2 NC |
3548 | } |
3549 | break; | |
3550 | ||
3551 | case DW_LNS_advance_line: | |
3552 | adv = read_sleb128 (data, & bytes_read, end); | |
3553 | data += bytes_read; | |
3554 | state_machine_regs.line += adv; | |
3555 | printf (_(" Advance Line by %s to %d\n"), | |
3556 | dwarf_vmatoa ("d", adv), | |
3557 | state_machine_regs.line); | |
3558 | break; | |
3559 | ||
3560 | case DW_LNS_set_file: | |
3561 | adv = read_uleb128 (data, & bytes_read, end); | |
3562 | data += bytes_read; | |
3563 | printf (_(" Set File Name to entry %s in the File Name Table\n"), | |
3564 | dwarf_vmatoa ("d", adv)); | |
3565 | state_machine_regs.file = adv; | |
3566 | break; | |
3567 | ||
3568 | case DW_LNS_set_column: | |
3569 | uladv = read_uleb128 (data, & bytes_read, end); | |
3570 | data += bytes_read; | |
3571 | printf (_(" Set column to %s\n"), | |
3572 | dwarf_vmatoa ("u", uladv)); | |
3573 | state_machine_regs.column = uladv; | |
3574 | break; | |
3575 | ||
3576 | case DW_LNS_negate_stmt: | |
3577 | adv = state_machine_regs.is_stmt; | |
3578 | adv = ! adv; | |
3579 | printf (_(" Set is_stmt to %s\n"), dwarf_vmatoa ("d", adv)); | |
3580 | state_machine_regs.is_stmt = adv; | |
3581 | break; | |
3582 | ||
3583 | case DW_LNS_set_basic_block: | |
3584 | printf (_(" Set basic block\n")); | |
3585 | state_machine_regs.basic_block = 1; | |
3586 | break; | |
3587 | ||
3588 | case DW_LNS_const_add_pc: | |
3589 | uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range); | |
3590 | if (linfo.li_max_ops_per_insn) | |
3591 | { | |
3592 | uladv *= linfo.li_min_insn_length; | |
3593 | state_machine_regs.address += uladv; | |
ba8826a8 AO |
3594 | if (uladv) |
3595 | state_machine_regs.view = 0; | |
3596 | printf (_(" Advance PC by constant %s to 0x%s%s\n"), | |
b40bf0a2 | 3597 | dwarf_vmatoa ("u", uladv), |
ba8826a8 AO |
3598 | dwarf_vmatoa ("x", state_machine_regs.address), |
3599 | verbose_view && uladv | |
3600 | ? _(" (reset view)") : ""); | |
b40bf0a2 NC |
3601 | } |
3602 | else | |
3603 | { | |
ba8826a8 AO |
3604 | unsigned addrdelta |
3605 | = ((state_machine_regs.op_index + uladv) | |
3606 | / linfo.li_max_ops_per_insn) | |
b40bf0a2 | 3607 | * linfo.li_min_insn_length; |
ba8826a8 AO |
3608 | state_machine_regs.address |
3609 | += addrdelta; | |
b40bf0a2 NC |
3610 | state_machine_regs.op_index |
3611 | = (state_machine_regs.op_index + uladv) | |
3612 | % linfo.li_max_ops_per_insn; | |
ba8826a8 AO |
3613 | if (addrdelta) |
3614 | state_machine_regs.view = 0; | |
3615 | printf (_(" Advance PC by constant %s to 0x%s[%d]%s\n"), | |
b40bf0a2 NC |
3616 | dwarf_vmatoa ("u", uladv), |
3617 | dwarf_vmatoa ("x", state_machine_regs.address), | |
ba8826a8 AO |
3618 | state_machine_regs.op_index, |
3619 | verbose_view && addrdelta | |
3620 | ? _(" (reset view)") : ""); | |
b40bf0a2 NC |
3621 | } |
3622 | break; | |
3623 | ||
3624 | case DW_LNS_fixed_advance_pc: | |
3625 | SAFE_BYTE_GET_AND_INC (uladv, data, 2, end); | |
3626 | state_machine_regs.address += uladv; | |
3627 | state_machine_regs.op_index = 0; | |
3628 | printf (_(" Advance PC by fixed size amount %s to 0x%s\n"), | |
3629 | dwarf_vmatoa ("u", uladv), | |
3630 | dwarf_vmatoa ("x", state_machine_regs.address)); | |
ba8826a8 | 3631 | /* Do NOT reset view. */ |
b40bf0a2 NC |
3632 | break; |
3633 | ||
3634 | case DW_LNS_set_prologue_end: | |
3635 | printf (_(" Set prologue_end to true\n")); | |
3636 | break; | |
3637 | ||
3638 | case DW_LNS_set_epilogue_begin: | |
3639 | printf (_(" Set epilogue_begin to true\n")); | |
3640 | break; | |
3641 | ||
3642 | case DW_LNS_set_isa: | |
3643 | uladv = read_uleb128 (data, & bytes_read, end); | |
3644 | data += bytes_read; | |
3645 | printf (_(" Set ISA to %s\n"), dwarf_vmatoa ("u", uladv)); | |
3646 | break; | |
3647 | ||
3648 | default: | |
3649 | printf (_(" Unknown opcode %d with operands: "), op_code); | |
3650 | ||
3651 | if (standard_opcodes != NULL) | |
3652 | for (i = standard_opcodes[op_code - 1]; i > 0 ; --i) | |
3653 | { | |
3654 | printf ("0x%s%s", dwarf_vmatoa ("x", read_uleb128 (data, | |
3655 | &bytes_read, end)), | |
3656 | i == 1 ? "" : ", "); | |
3657 | data += bytes_read; | |
3658 | } | |
3659 | putchar ('\n'); | |
3660 | break; | |
3661 | } | |
19e6b90e | 3662 | } |
b40bf0a2 | 3663 | putchar ('\n'); |
19e6b90e | 3664 | } |
19e6b90e L |
3665 | } |
3666 | ||
3667 | return 1; | |
3668 | } | |
3669 | ||
a262ae96 NC |
3670 | typedef struct |
3671 | { | |
467c65bc NC |
3672 | unsigned char *name; |
3673 | unsigned int directory_index; | |
3674 | unsigned int modification_date; | |
3675 | unsigned int length; | |
a262ae96 NC |
3676 | } File_Entry; |
3677 | ||
3678 | /* Output a decoded representation of the .debug_line section. */ | |
3679 | ||
3680 | static int | |
3681 | display_debug_lines_decoded (struct dwarf_section *section, | |
3682 | unsigned char *data, | |
77145576 | 3683 | unsigned char *end, void *fileptr) |
a262ae96 | 3684 | { |
b40bf0a2 NC |
3685 | static DWARF2_Internal_LineInfo saved_linfo; |
3686 | ||
a262ae96 | 3687 | printf (_("Decoded dump of debug contents of section %s:\n\n"), |
b4eb7656 | 3688 | section->name); |
a262ae96 NC |
3689 | |
3690 | while (data < end) | |
3691 | { | |
3692 | /* This loop amounts to one iteration per compilation unit. */ | |
91d6fa6a | 3693 | DWARF2_Internal_LineInfo linfo; |
a262ae96 NC |
3694 | unsigned char *standard_opcodes; |
3695 | unsigned char *end_of_sequence; | |
a262ae96 NC |
3696 | int i; |
3697 | File_Entry *file_table = NULL; | |
143a3db0 | 3698 | unsigned int n_files = 0; |
a262ae96 | 3699 | unsigned char **directory_table = NULL; |
77145576 | 3700 | dwarf_vma n_directories = 0; |
a262ae96 | 3701 | |
4925cdd7 NC |
3702 | if (const_strneq (section->name, ".debug_line.") |
3703 | /* Note: the following does not apply to .debug_line.dwo sections. | |
3704 | These are full debug_line sections. */ | |
3705 | && strcmp (section->name, ".debug_line.dwo") != 0) | |
b4eb7656 | 3706 | { |
4925cdd7 | 3707 | /* See comment in display_debug_lines_raw(). */ |
b40bf0a2 NC |
3708 | end_of_sequence = end; |
3709 | standard_opcodes = NULL; | |
3710 | linfo = saved_linfo; | |
058037d3 NC |
3711 | /* PR 17531: file: 0522b371. */ |
3712 | if (linfo.li_line_range == 0) | |
3713 | { | |
1306a742 | 3714 | warn (_("Partial .debug_line. section encountered without a prior full .debug_line section\n")); |
058037d3 NC |
3715 | return 0; |
3716 | } | |
b40bf0a2 | 3717 | reset_state_machine (linfo.li_default_is_stmt); |
b4eb7656 | 3718 | } |
a262ae96 | 3719 | else |
b4eb7656 | 3720 | { |
b40bf0a2 | 3721 | unsigned char *hdrptr; |
a262ae96 | 3722 | |
b40bf0a2 NC |
3723 | if ((hdrptr = read_debug_line_header (section, data, end, & linfo, |
3724 | & end_of_sequence)) == NULL) | |
a233b20c | 3725 | return 0; |
0c588247 | 3726 | |
058037d3 NC |
3727 | /* PR 17531: file: 0522b371. */ |
3728 | if (linfo.li_line_range == 0) | |
3729 | { | |
3730 | warn (_("Line range of 0 is invalid, using 1 instead\n")); | |
3731 | linfo.li_line_range = 1; | |
3732 | } | |
b40bf0a2 | 3733 | reset_state_machine (linfo.li_default_is_stmt); |
a262ae96 | 3734 | |
b40bf0a2 NC |
3735 | /* Save a pointer to the contents of the Opcodes table. */ |
3736 | standard_opcodes = hdrptr; | |
a262ae96 | 3737 | |
b40bf0a2 NC |
3738 | /* Traverse the Directory table just to count entries. */ |
3739 | data = standard_opcodes + linfo.li_opcode_base - 1; | |
d8024a91 NC |
3740 | /* PR 20440 */ |
3741 | if (data >= end) | |
3742 | { | |
3743 | warn (_("opcode base of %d extends beyond end of section\n"), | |
3744 | linfo.li_opcode_base); | |
3745 | return 0; | |
3746 | } | |
3747 | ||
77145576 | 3748 | if (linfo.li_version >= 5) |
b40bf0a2 | 3749 | { |
77145576 JK |
3750 | unsigned char *format_start, format_count, *format; |
3751 | dwarf_vma formati, entryi; | |
3752 | unsigned int bytes_read; | |
a262ae96 | 3753 | |
77145576 JK |
3754 | load_debug_section (line_str, fileptr); |
3755 | ||
3756 | /* Skip directories format. */ | |
3757 | SAFE_BYTE_GET_AND_INC (format_count, data, 1, end); | |
3758 | format_start = data; | |
3759 | for (formati = 0; formati < format_count; formati++) | |
b40bf0a2 | 3760 | { |
77145576 JK |
3761 | read_uleb128 (data, & bytes_read, end); |
3762 | data += bytes_read; | |
3763 | read_uleb128 (data, & bytes_read, end); | |
3764 | data += bytes_read; | |
b40bf0a2 | 3765 | } |
a262ae96 | 3766 | |
77145576 JK |
3767 | n_directories = read_uleb128 (data, & bytes_read, end); |
3768 | data += bytes_read; | |
3769 | if (data == end) | |
d8024a91 | 3770 | { |
77145576 | 3771 | warn (_("Corrupt directories list\n")); |
d8024a91 NC |
3772 | break; |
3773 | } | |
3774 | ||
b40bf0a2 NC |
3775 | directory_table = (unsigned char **) |
3776 | xmalloc (n_directories * sizeof (unsigned char *)); | |
a262ae96 | 3777 | |
77145576 | 3778 | for (entryi = 0; entryi < n_directories; entryi++) |
b40bf0a2 | 3779 | { |
77145576 | 3780 | unsigned char **pathp = &directory_table[entryi]; |
a262ae96 | 3781 | |
77145576 JK |
3782 | format = format_start; |
3783 | for (formati = 0; formati < format_count; formati++) | |
3784 | { | |
3785 | dwarf_vma content_type, form; | |
3786 | dwarf_vma uvalue; | |
3787 | ||
3788 | content_type = read_uleb128 (format, & bytes_read, end); | |
3789 | format += bytes_read; | |
3790 | form = read_uleb128 (format, & bytes_read, end); | |
3791 | format += bytes_read; | |
3792 | if (data == end) | |
3793 | { | |
3794 | warn (_("Corrupt directories list\n")); | |
3795 | break; | |
3796 | } | |
3797 | switch (content_type) | |
3798 | { | |
3799 | case DW_LNCT_path: | |
3800 | switch (form) | |
3801 | { | |
3802 | case DW_FORM_string: | |
3803 | *pathp = data; | |
3804 | break; | |
3805 | case DW_FORM_line_strp: | |
3806 | SAFE_BYTE_GET (uvalue, data, linfo.li_offset_size, | |
3807 | end); | |
3808 | /* Remove const by the cast. */ | |
3809 | *pathp = (unsigned char *) | |
3810 | fetch_indirect_line_string (uvalue); | |
3811 | break; | |
3812 | } | |
3813 | break; | |
3814 | } | |
3815 | data = read_and_display_attr_value (0, form, 0, data, end, | |
3816 | 0, 0, | |
3817 | linfo.li_offset_size, | |
3818 | linfo.li_version, | |
3819 | NULL, 1, section, | |
3820 | NULL, '\t'); | |
3821 | } | |
3822 | if (data == end) | |
3823 | { | |
3824 | warn (_("Corrupt directories list\n")); | |
3825 | break; | |
3826 | } | |
3827 | } | |
a262ae96 | 3828 | |
77145576 JK |
3829 | /* Skip files format. */ |
3830 | SAFE_BYTE_GET_AND_INC (format_count, data, 1, end); | |
3831 | format_start = data; | |
3832 | for (formati = 0; formati < format_count; formati++) | |
b40bf0a2 | 3833 | { |
b40bf0a2 NC |
3834 | read_uleb128 (data, & bytes_read, end); |
3835 | data += bytes_read; | |
3836 | read_uleb128 (data, & bytes_read, end); | |
3837 | data += bytes_read; | |
b40bf0a2 | 3838 | } |
a262ae96 | 3839 | |
77145576 JK |
3840 | n_files = read_uleb128 (data, & bytes_read, end); |
3841 | data += bytes_read; | |
3842 | if (data == end) | |
d8024a91 | 3843 | { |
77145576 | 3844 | warn (_("Corrupt file name list\n")); |
d8024a91 NC |
3845 | break; |
3846 | } | |
3847 | ||
77145576 JK |
3848 | file_table = (File_Entry *) xcalloc (1, n_files |
3849 | * sizeof (File_Entry)); | |
a262ae96 | 3850 | |
77145576 | 3851 | for (entryi = 0; entryi < n_files; entryi++) |
b40bf0a2 | 3852 | { |
77145576 | 3853 | File_Entry *file = &file_table[entryi]; |
a262ae96 | 3854 | |
77145576 JK |
3855 | format = format_start; |
3856 | for (formati = 0; formati < format_count; formati++) | |
3857 | { | |
3858 | dwarf_vma content_type, form; | |
3859 | dwarf_vma uvalue; | |
3860 | ||
3861 | content_type = read_uleb128 (format, & bytes_read, end); | |
3862 | format += bytes_read; | |
3863 | form = read_uleb128 (format, & bytes_read, end); | |
3864 | format += bytes_read; | |
3865 | if (data == end) | |
3866 | { | |
3867 | warn (_("Corrupt file name list\n")); | |
3868 | break; | |
3869 | } | |
3870 | switch (content_type) | |
3871 | { | |
3872 | case DW_LNCT_path: | |
3873 | switch (form) | |
3874 | { | |
3875 | case DW_FORM_string: | |
3876 | file->name = data; | |
3877 | break; | |
3878 | case DW_FORM_line_strp: | |
3879 | SAFE_BYTE_GET (uvalue, data, linfo.li_offset_size, | |
3880 | end); | |
3881 | /* Remove const by the cast. */ | |
3882 | file->name = (unsigned char *) | |
3883 | fetch_indirect_line_string (uvalue); | |
3884 | break; | |
3885 | } | |
3886 | break; | |
3887 | case DW_LNCT_directory_index: | |
3888 | switch (form) | |
3889 | { | |
3890 | case DW_FORM_data1: | |
3891 | SAFE_BYTE_GET (file->directory_index, data, 1, | |
3892 | end); | |
3893 | break; | |
3894 | case DW_FORM_data2: | |
3895 | SAFE_BYTE_GET (file->directory_index, data, 2, | |
3896 | end); | |
3897 | break; | |
3898 | case DW_FORM_udata: | |
3899 | file->directory_index = read_uleb128 (data, NULL, | |
3900 | end); | |
3901 | break; | |
3902 | } | |
3903 | break; | |
3904 | } | |
3905 | data = read_and_display_attr_value (0, form, 0, data, end, | |
3906 | 0, 0, | |
3907 | linfo.li_offset_size, | |
3908 | linfo.li_version, | |
3909 | NULL, 1, section, | |
3910 | NULL, '\t'); | |
3911 | } | |
3912 | if (data == end) | |
3913 | { | |
3914 | warn (_("Corrupt file name list\n")); | |
3915 | break; | |
3916 | } | |
3917 | } | |
3918 | } | |
3919 | else | |
3920 | { | |
3921 | if (*data != 0) | |
b40bf0a2 | 3922 | { |
77145576 JK |
3923 | unsigned char *ptr_directory_table = data; |
3924 | ||
3925 | while (data < end && *data != 0) | |
3926 | { | |
3927 | data += strnlen ((char *) data, end - data) + 1; | |
3928 | n_directories++; | |
3929 | } | |
3930 | ||
3931 | /* PR 20440 */ | |
3932 | if (data >= end) | |
3933 | { | |
3934 | warn (_("directory table ends unexpectedly\n")); | |
3935 | n_directories = 0; | |
3936 | break; | |
3937 | } | |
3938 | ||
3939 | /* Go through the directory table again to save the directories. */ | |
3940 | directory_table = (unsigned char **) | |
3941 | xmalloc (n_directories * sizeof (unsigned char *)); | |
3942 | ||
3943 | i = 0; | |
3944 | while (*ptr_directory_table != 0) | |
3945 | { | |
3946 | directory_table[i] = ptr_directory_table; | |
3947 | ptr_directory_table += strnlen ((char *) ptr_directory_table, | |
3948 | ptr_directory_table - end) + 1; | |
3949 | i++; | |
3950 | } | |
b40bf0a2 | 3951 | } |
77145576 JK |
3952 | /* Skip the NUL at the end of the table. */ |
3953 | data++; | |
3954 | ||
3955 | /* Traverse the File Name table just to count the entries. */ | |
3956 | if (data < end && *data != 0) | |
b40bf0a2 | 3957 | { |
77145576 JK |
3958 | unsigned char *ptr_file_name_table = data; |
3959 | ||
3960 | while (data < end && *data != 0) | |
db9537d2 | 3961 | { |
77145576 JK |
3962 | unsigned int bytes_read; |
3963 | ||
3964 | /* Skip Name, directory index, last modification time and length | |
3965 | of file. */ | |
3966 | data += strnlen ((char *) data, end - data) + 1; | |
3967 | read_uleb128 (data, & bytes_read, end); | |
3968 | data += bytes_read; | |
3969 | read_uleb128 (data, & bytes_read, end); | |
3970 | data += bytes_read; | |
3971 | read_uleb128 (data, & bytes_read, end); | |
3972 | data += bytes_read; | |
3973 | ||
3974 | n_files++; | |
db9537d2 | 3975 | } |
a262ae96 | 3976 | |
77145576 JK |
3977 | if (data >= end) |
3978 | { | |
3979 | warn (_("file table ends unexpectedly\n")); | |
3980 | n_files = 0; | |
3981 | break; | |
3982 | } | |
3983 | ||
3984 | /* Go through the file table again to save the strings. */ | |
3985 | file_table = (File_Entry *) xmalloc (n_files * sizeof (File_Entry)); | |
0c588247 | 3986 | |
77145576 JK |
3987 | i = 0; |
3988 | while (*ptr_file_name_table != 0) | |
3989 | { | |
3990 | unsigned int bytes_read; | |
3991 | ||
3992 | file_table[i].name = ptr_file_name_table; | |
3993 | ptr_file_name_table += strnlen ((char *) ptr_file_name_table, | |
3994 | end - ptr_file_name_table) + 1; | |
3995 | ||
3996 | /* We are not interested in directory, time or size. */ | |
3997 | file_table[i].directory_index = read_uleb128 (ptr_file_name_table, | |
3998 | & bytes_read, end); | |
3999 | ptr_file_name_table += bytes_read; | |
4000 | file_table[i].modification_date = read_uleb128 (ptr_file_name_table, | |
4001 | & bytes_read, end); | |
4002 | ptr_file_name_table += bytes_read; | |
4003 | file_table[i].length = read_uleb128 (ptr_file_name_table, & bytes_read, end); | |
4004 | ptr_file_name_table += bytes_read; | |
4005 | i++; | |
4006 | } | |
4007 | i = 0; | |
b40bf0a2 | 4008 | } |
77145576 JK |
4009 | |
4010 | /* Skip the NUL at the end of the table. */ | |
4011 | data++; | |
b40bf0a2 | 4012 | } |
cc5914eb | 4013 | |
77145576 | 4014 | /* Print the Compilation Unit's name and a header. */ |
f082820d AM |
4015 | if (file_table == NULL) |
4016 | ; | |
4017 | else if (directory_table == NULL) | |
4018 | printf (_("CU: %s:\n"), file_table[0].name); | |
77145576 JK |
4019 | else |
4020 | { | |
4021 | unsigned int ix = file_table[0].directory_index; | |
4022 | const char *directory; | |
4023 | ||
4024 | if (ix == 0) | |
4025 | directory = "."; | |
4026 | /* PR 20439 */ | |
4027 | else if (n_directories == 0) | |
4028 | directory = _("<unknown>"); | |
4029 | else if (ix > n_directories) | |
4030 | { | |
4031 | warn (_("directory index %u > number of directories %s\n"), | |
4032 | ix, dwarf_vmatoa ("u", n_directories)); | |
4033 | directory = _("<corrupt>"); | |
4034 | } | |
4035 | else | |
4036 | directory = (char *) directory_table[ix - 1]; | |
4037 | ||
4038 | if (do_wide || strlen (directory) < 76) | |
4039 | printf (_("CU: %s/%s:\n"), directory, file_table[0].name); | |
4040 | else | |
4041 | printf ("%s:\n", file_table[0].name); | |
77145576 | 4042 | } |
a262ae96 | 4043 | |
ba8826a8 | 4044 | printf (_("File name Line number Starting address View\n")); |
b40bf0a2 NC |
4045 | saved_linfo = linfo; |
4046 | } | |
a262ae96 NC |
4047 | |
4048 | /* This loop iterates through the Dwarf Line Number Program. */ | |
4049 | while (data < end_of_sequence) | |
b4eb7656 | 4050 | { |
a262ae96 | 4051 | unsigned char op_code; |
ba8826a8 | 4052 | int xop; |
b4eb7656 AM |
4053 | int adv; |
4054 | unsigned long int uladv; | |
4055 | unsigned int bytes_read; | |
4056 | int is_special_opcode = 0; | |
a262ae96 | 4057 | |
b4eb7656 | 4058 | op_code = *data++; |
ba8826a8 | 4059 | xop = op_code; |
a262ae96 | 4060 | |
b4eb7656 | 4061 | if (op_code >= linfo.li_opcode_base) |
a262ae96 | 4062 | { |
91d6fa6a | 4063 | op_code -= linfo.li_opcode_base; |
a233b20c JJ |
4064 | uladv = (op_code / linfo.li_line_range); |
4065 | if (linfo.li_max_ops_per_insn == 1) | |
4066 | { | |
4067 | uladv *= linfo.li_min_insn_length; | |
4068 | state_machine_regs.address += uladv; | |
ba8826a8 AO |
4069 | if (uladv) |
4070 | state_machine_regs.view = 0; | |
a233b20c JJ |
4071 | } |
4072 | else | |
4073 | { | |
ba8826a8 AO |
4074 | unsigned addrdelta |
4075 | = ((state_machine_regs.op_index + uladv) | |
4076 | / linfo.li_max_ops_per_insn) | |
b40bf0a2 | 4077 | * linfo.li_min_insn_length; |
ba8826a8 AO |
4078 | state_machine_regs.address |
4079 | += addrdelta; | |
a233b20c JJ |
4080 | state_machine_regs.op_index |
4081 | = (state_machine_regs.op_index + uladv) | |
b40bf0a2 | 4082 | % linfo.li_max_ops_per_insn; |
ba8826a8 AO |
4083 | if (addrdelta) |
4084 | state_machine_regs.view = 0; | |
a233b20c | 4085 | } |
a262ae96 | 4086 | |
b4eb7656 AM |
4087 | adv = (op_code % linfo.li_line_range) + linfo.li_line_base; |
4088 | state_machine_regs.line += adv; | |
4089 | is_special_opcode = 1; | |
ba8826a8 | 4090 | /* Increment view after printing this row. */ |
b4eb7656 AM |
4091 | } |
4092 | else switch (op_code) | |
b40bf0a2 NC |
4093 | { |
4094 | case DW_LNS_extended_op: | |
4095 | { | |
4096 | unsigned int ext_op_code_len; | |
4097 | unsigned char ext_op_code; | |
4098 | unsigned char *op_code_data = data; | |
4099 | ||
4100 | ext_op_code_len = read_uleb128 (op_code_data, &bytes_read, | |
4101 | end_of_sequence); | |
4102 | op_code_data += bytes_read; | |
4103 | ||
4104 | if (ext_op_code_len == 0) | |
4105 | { | |
f41e4712 | 4106 | warn (_("Badly formed extended line op encountered!\n")); |
b40bf0a2 NC |
4107 | break; |
4108 | } | |
4109 | ext_op_code_len += bytes_read; | |
4110 | ext_op_code = *op_code_data++; | |
ba8826a8 AO |
4111 | xop = ext_op_code; |
4112 | xop = -xop; | |
b40bf0a2 NC |
4113 | |
4114 | switch (ext_op_code) | |
4115 | { | |
4116 | case DW_LNE_end_sequence: | |
ba8826a8 | 4117 | /* Reset stuff after printing this row. */ |
b40bf0a2 NC |
4118 | break; |
4119 | case DW_LNE_set_address: | |
4120 | SAFE_BYTE_GET_AND_INC (state_machine_regs.address, | |
87bc83b3 CC |
4121 | op_code_data, |
4122 | ext_op_code_len - bytes_read - 1, | |
b40bf0a2 NC |
4123 | end); |
4124 | state_machine_regs.op_index = 0; | |
ba8826a8 | 4125 | state_machine_regs.view = 0; |
b40bf0a2 NC |
4126 | break; |
4127 | case DW_LNE_define_file: | |
4128 | { | |
4129 | file_table = (File_Entry *) xrealloc | |
4130 | (file_table, (n_files + 1) * sizeof (File_Entry)); | |
4131 | ||
4132 | ++state_machine_regs.last_file_entry; | |
4133 | /* Source file name. */ | |
4134 | file_table[n_files].name = op_code_data; | |
4135 | op_code_data += strlen ((char *) op_code_data) + 1; | |
4136 | /* Directory index. */ | |
4137 | file_table[n_files].directory_index = | |
4138 | read_uleb128 (op_code_data, & bytes_read, | |
4139 | end_of_sequence); | |
4140 | op_code_data += bytes_read; | |
4141 | /* Last modification time. */ | |
4142 | file_table[n_files].modification_date = | |
4143 | read_uleb128 (op_code_data, & bytes_read, | |
4144 | end_of_sequence); | |
4145 | op_code_data += bytes_read; | |
4146 | /* File length. */ | |
4147 | file_table[n_files].length = | |
4148 | read_uleb128 (op_code_data, & bytes_read, | |
4149 | end_of_sequence); | |
4150 | ||
4151 | n_files++; | |
4152 | break; | |
4153 | } | |
4154 | case DW_LNE_set_discriminator: | |
4155 | case DW_LNE_HP_set_sequence: | |
4156 | /* Simply ignored. */ | |
4157 | break; | |
4158 | ||
4159 | default: | |
4160 | printf (_("UNKNOWN (%u): length %d\n"), | |
4161 | ext_op_code, ext_op_code_len - bytes_read); | |
4162 | break; | |
4163 | } | |
4164 | data += ext_op_code_len; | |
4165 | break; | |
4166 | } | |
4167 | case DW_LNS_copy: | |
ba8826a8 | 4168 | /* Increment view after printing this row. */ |
b40bf0a2 NC |
4169 | break; |
4170 | ||
4171 | case DW_LNS_advance_pc: | |
4172 | uladv = read_uleb128 (data, & bytes_read, end); | |
4173 | data += bytes_read; | |
4174 | if (linfo.li_max_ops_per_insn == 1) | |
4175 | { | |
4176 | uladv *= linfo.li_min_insn_length; | |
4177 | state_machine_regs.address += uladv; | |
ba8826a8 AO |
4178 | if (uladv) |
4179 | state_machine_regs.view = 0; | |
b40bf0a2 NC |
4180 | } |
4181 | else | |
4182 | { | |
ba8826a8 AO |
4183 | unsigned addrdelta |
4184 | = ((state_machine_regs.op_index + uladv) | |
4185 | / linfo.li_max_ops_per_insn) | |
b40bf0a2 | 4186 | * linfo.li_min_insn_length; |
ba8826a8 AO |
4187 | state_machine_regs.address |
4188 | += addrdelta; | |
b40bf0a2 NC |
4189 | state_machine_regs.op_index |
4190 | = (state_machine_regs.op_index + uladv) | |
4191 | % linfo.li_max_ops_per_insn; | |
ba8826a8 AO |
4192 | if (addrdelta) |
4193 | state_machine_regs.view = 0; | |
b40bf0a2 NC |
4194 | } |
4195 | break; | |
4196 | ||
4197 | case DW_LNS_advance_line: | |
4198 | adv = read_sleb128 (data, & bytes_read, end); | |
4199 | data += bytes_read; | |
4200 | state_machine_regs.line += adv; | |
4201 | break; | |
4202 | ||
4203 | case DW_LNS_set_file: | |
4204 | adv = read_uleb128 (data, & bytes_read, end); | |
4205 | data += bytes_read; | |
4206 | state_machine_regs.file = adv; | |
4207 | ||
db9537d2 NC |
4208 | { |
4209 | unsigned file = state_machine_regs.file - 1; | |
4210 | unsigned dir; | |
4211 | ||
4212 | if (file_table == NULL || n_files == 0) | |
4213 | printf (_("\n [Use file table entry %d]\n"), file); | |
4214 | /* PR 20439 */ | |
4215 | else if (file >= n_files) | |
4216 | { | |
4217 | warn (_("file index %u > number of files %u\n"), file + 1, n_files); | |
4218 | printf (_("\n <over large file table index %u>"), file); | |
4219 | } | |
4220 | else if ((dir = file_table[file].directory_index) == 0) | |
4221 | /* If directory index is 0, that means current directory. */ | |
4222 | printf ("\n./%s:[++]\n", file_table[file].name); | |
4223 | else if (directory_table == NULL || n_directories == 0) | |
4224 | printf (_("\n [Use file %s in directory table entry %d]\n"), | |
4225 | file_table[file].name, dir); | |
4226 | /* PR 20439 */ | |
4227 | else if (dir > n_directories) | |
4228 | { | |
77145576 JK |
4229 | warn (_("directory index %u > number of directories %s\n"), |
4230 | dir, dwarf_vmatoa ("u", n_directories)); | |
db9537d2 NC |
4231 | printf (_("\n <over large directory table entry %u>\n"), dir); |
4232 | } | |
4233 | else | |
4234 | printf ("\n%s/%s:\n", | |
4235 | /* The directory index starts counting at 1. */ | |
4236 | directory_table[dir - 1], file_table[file].name); | |
4237 | } | |
b40bf0a2 NC |
4238 | break; |
4239 | ||
4240 | case DW_LNS_set_column: | |
4241 | uladv = read_uleb128 (data, & bytes_read, end); | |
4242 | data += bytes_read; | |
4243 | state_machine_regs.column = uladv; | |
4244 | break; | |
4245 | ||
4246 | case DW_LNS_negate_stmt: | |
4247 | adv = state_machine_regs.is_stmt; | |
4248 | adv = ! adv; | |
4249 | state_machine_regs.is_stmt = adv; | |
4250 | break; | |
4251 | ||
4252 | case DW_LNS_set_basic_block: | |
4253 | state_machine_regs.basic_block = 1; | |
4254 | break; | |
4255 | ||
4256 | case DW_LNS_const_add_pc: | |
4257 | uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range); | |
4258 | if (linfo.li_max_ops_per_insn == 1) | |
4259 | { | |
4260 | uladv *= linfo.li_min_insn_length; | |
4261 | state_machine_regs.address += uladv; | |
ba8826a8 AO |
4262 | if (uladv) |
4263 | state_machine_regs.view = 0; | |
b40bf0a2 NC |
4264 | } |
4265 | else | |
4266 | { | |
ba8826a8 AO |
4267 | unsigned addrdelta |
4268 | = ((state_machine_regs.op_index + uladv) | |
4269 | / linfo.li_max_ops_per_insn) | |
b40bf0a2 | 4270 | * linfo.li_min_insn_length; |
ba8826a8 AO |
4271 | state_machine_regs.address |
4272 | += addrdelta; | |
b40bf0a2 NC |
4273 | state_machine_regs.op_index |
4274 | = (state_machine_regs.op_index + uladv) | |
4275 | % linfo.li_max_ops_per_insn; | |
ba8826a8 AO |
4276 | if (addrdelta) |
4277 | state_machine_regs.view = 0; | |
b40bf0a2 NC |
4278 | } |
4279 | break; | |
4280 | ||
4281 | case DW_LNS_fixed_advance_pc: | |
4282 | SAFE_BYTE_GET_AND_INC (uladv, data, 2, end); | |
4283 | state_machine_regs.address += uladv; | |
4284 | state_machine_regs.op_index = 0; | |
ba8826a8 | 4285 | /* Do NOT reset view. */ |
b40bf0a2 NC |
4286 | break; |
4287 | ||
4288 | case DW_LNS_set_prologue_end: | |
4289 | break; | |
4290 | ||
4291 | case DW_LNS_set_epilogue_begin: | |
4292 | break; | |
4293 | ||
4294 | case DW_LNS_set_isa: | |
4295 | uladv = read_uleb128 (data, & bytes_read, end); | |
4296 | data += bytes_read; | |
4297 | printf (_(" Set ISA to %lu\n"), uladv); | |
4298 | break; | |
4299 | ||
4300 | default: | |
4301 | printf (_(" Unknown opcode %d with operands: "), op_code); | |
4302 | ||
4303 | if (standard_opcodes != NULL) | |
4304 | for (i = standard_opcodes[op_code - 1]; i > 0 ; --i) | |
4305 | { | |
4306 | printf ("0x%s%s", dwarf_vmatoa ("x", read_uleb128 (data, | |
4307 | &bytes_read, end)), | |
4308 | i == 1 ? "" : ", "); | |
4309 | data += bytes_read; | |
4310 | } | |
4311 | putchar ('\n'); | |
4312 | break; | |
4313 | } | |
a262ae96 | 4314 | |
b4eb7656 AM |
4315 | /* Only Special opcodes, DW_LNS_copy and DW_LNE_end_sequence adds a row |
4316 | to the DWARF address/line matrix. */ | |
ba8826a8 AO |
4317 | if ((is_special_opcode) || (xop == -DW_LNE_end_sequence) |
4318 | || (xop == DW_LNS_copy)) | |
b4eb7656 AM |
4319 | { |
4320 | const unsigned int MAX_FILENAME_LENGTH = 35; | |
4321 | char *fileName; | |
4322 | char *newFileName = NULL; | |
4323 | size_t fileNameLength; | |
b40bf0a2 NC |
4324 | |
4325 | if (file_table) | |
db9537d2 NC |
4326 | { |
4327 | unsigned indx = state_machine_regs.file - 1; | |
4328 | /* PR 20439 */ | |
4329 | if (indx >= n_files) | |
4330 | { | |
4331 | warn (_("corrupt file index %u encountered\n"), indx); | |
4332 | fileName = _("<corrupt>"); | |
4333 | } | |
4334 | else | |
4335 | fileName = (char *) file_table[indx].name; | |
4336 | } | |
b40bf0a2 | 4337 | else |
db9537d2 | 4338 | fileName = _("<unknown>"); |
b40bf0a2 NC |
4339 | |
4340 | fileNameLength = strlen (fileName); | |
a262ae96 | 4341 | |
b4eb7656 AM |
4342 | if ((fileNameLength > MAX_FILENAME_LENGTH) && (!do_wide)) |
4343 | { | |
4344 | newFileName = (char *) xmalloc (MAX_FILENAME_LENGTH + 1); | |
4345 | /* Truncate file name */ | |
4346 | strncpy (newFileName, | |
4347 | fileName + fileNameLength - MAX_FILENAME_LENGTH, | |
4348 | MAX_FILENAME_LENGTH + 1); | |
4349 | } | |
4350 | else | |
4351 | { | |
4352 | newFileName = (char *) xmalloc (fileNameLength + 1); | |
4353 | strncpy (newFileName, fileName, fileNameLength + 1); | |
4354 | } | |
4355 | ||
4356 | if (!do_wide || (fileNameLength <= MAX_FILENAME_LENGTH)) | |
4357 | { | |
a233b20c | 4358 | if (linfo.li_max_ops_per_insn == 1) |
ba8826a8 | 4359 | printf ("%-35s %11d %#18" DWARF_VMA_FMT "x", |
467c65bc | 4360 | newFileName, state_machine_regs.line, |
a233b20c JJ |
4361 | state_machine_regs.address); |
4362 | else | |
ba8826a8 | 4363 | printf ("%-35s %11d %#18" DWARF_VMA_FMT "x[%d]", |
467c65bc | 4364 | newFileName, state_machine_regs.line, |
a233b20c JJ |
4365 | state_machine_regs.address, |
4366 | state_machine_regs.op_index); | |
b4eb7656 AM |
4367 | } |
4368 | else | |
4369 | { | |
a233b20c | 4370 | if (linfo.li_max_ops_per_insn == 1) |
ba8826a8 | 4371 | printf ("%s %11d %#18" DWARF_VMA_FMT "x", |
467c65bc | 4372 | newFileName, state_machine_regs.line, |
a233b20c JJ |
4373 | state_machine_regs.address); |
4374 | else | |
ba8826a8 | 4375 | printf ("%s %11d %#18" DWARF_VMA_FMT "x[%d]", |
467c65bc | 4376 | newFileName, state_machine_regs.line, |
a233b20c JJ |
4377 | state_machine_regs.address, |
4378 | state_machine_regs.op_index); | |
b4eb7656 | 4379 | } |
a262ae96 | 4380 | |
ba8826a8 AO |
4381 | if (state_machine_regs.view) |
4382 | printf (" %6u\n", state_machine_regs.view); | |
4383 | else | |
4384 | putchar ('\n'); | |
4385 | state_machine_regs.view++; | |
4386 | ||
4387 | if (xop == -DW_LNE_end_sequence) | |
4388 | { | |
4389 | reset_state_machine (linfo.li_default_is_stmt); | |
4390 | putchar ('\n'); | |
4391 | } | |
a262ae96 | 4392 | |
b4eb7656 AM |
4393 | free (newFileName); |
4394 | } | |
4395 | } | |
b40bf0a2 NC |
4396 | |
4397 | if (file_table) | |
4398 | { | |
4399 | free (file_table); | |
4400 | file_table = NULL; | |
4401 | n_files = 0; | |
4402 | } | |
4403 | ||
4404 | if (directory_table) | |
4405 | { | |
4406 | free (directory_table); | |
4407 | directory_table = NULL; | |
4408 | n_directories = 0; | |
4409 | } | |
4410 | ||
a262ae96 NC |
4411 | putchar ('\n'); |
4412 | } | |
4413 | ||
4414 | return 1; | |
4415 | } | |
4416 | ||
4417 | static int | |
77145576 | 4418 | display_debug_lines (struct dwarf_section *section, void *file) |
a262ae96 NC |
4419 | { |
4420 | unsigned char *data = section->start; | |
4421 | unsigned char *end = data + section->size; | |
4cb93e3b TG |
4422 | int retValRaw = 1; |
4423 | int retValDecoded = 1; | |
a262ae96 | 4424 | |
008f4c78 NC |
4425 | if (do_debug_lines == 0) |
4426 | do_debug_lines |= FLAG_DEBUG_LINES_RAW; | |
4427 | ||
4cb93e3b | 4428 | if (do_debug_lines & FLAG_DEBUG_LINES_RAW) |
77145576 | 4429 | retValRaw = display_debug_lines_raw (section, data, end, file); |
a262ae96 | 4430 | |
4cb93e3b | 4431 | if (do_debug_lines & FLAG_DEBUG_LINES_DECODED) |
77145576 | 4432 | retValDecoded = display_debug_lines_decoded (section, data, end, file); |
a262ae96 | 4433 | |
4cb93e3b | 4434 | if (!retValRaw || !retValDecoded) |
a262ae96 NC |
4435 | return 0; |
4436 | ||
4437 | return 1; | |
4438 | } | |
4439 | ||
6e3d6dc1 NC |
4440 | static debug_info * |
4441 | find_debug_info_for_offset (unsigned long offset) | |
4442 | { | |
4443 | unsigned int i; | |
4444 | ||
4445 | if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE) | |
4446 | return NULL; | |
4447 | ||
4448 | for (i = 0; i < num_debug_info_entries; i++) | |
4449 | if (debug_information[i].cu_offset == offset) | |
4450 | return debug_information + i; | |
4451 | ||
4452 | return NULL; | |
4453 | } | |
4454 | ||
459d52c8 DE |
4455 | static const char * |
4456 | get_gdb_index_symbol_kind_name (gdb_index_symbol_kind kind) | |
4457 | { | |
4458 | /* See gdb/gdb-index.h. */ | |
4459 | static const char * const kinds[] = | |
4460 | { | |
4461 | N_ ("no info"), | |
4462 | N_ ("type"), | |
4463 | N_ ("variable"), | |
4464 | N_ ("function"), | |
4465 | N_ ("other"), | |
4466 | N_ ("unused5"), | |
4467 | N_ ("unused6"), | |
4468 | N_ ("unused7") | |
4469 | }; | |
4470 | ||
4471 | return _ (kinds[kind]); | |
4472 | } | |
4473 | ||
19e6b90e | 4474 | static int |
459d52c8 DE |
4475 | display_debug_pubnames_worker (struct dwarf_section *section, |
4476 | void *file ATTRIBUTE_UNUSED, | |
4477 | int is_gnu) | |
19e6b90e | 4478 | { |
91d6fa6a | 4479 | DWARF2_Internal_PubNames names; |
19e6b90e L |
4480 | unsigned char *start = section->start; |
4481 | unsigned char *end = start + section->size; | |
4482 | ||
6e3d6dc1 NC |
4483 | /* It does not matter if this load fails, |
4484 | we test for that later on. */ | |
4485 | load_debug_info (file); | |
4486 | ||
19e6b90e L |
4487 | printf (_("Contents of the %s section:\n\n"), section->name); |
4488 | ||
4489 | while (start < end) | |
4490 | { | |
4491 | unsigned char *data; | |
362beea4 | 4492 | unsigned char *adr; |
834f871c | 4493 | dwarf_vma offset; |
bf5117e3 | 4494 | unsigned int offset_size, initial_length_size; |
19e6b90e L |
4495 | |
4496 | data = start; | |
4497 | ||
0c588247 | 4498 | SAFE_BYTE_GET_AND_INC (names.pn_length, data, 4, end); |
91d6fa6a | 4499 | if (names.pn_length == 0xffffffff) |
19e6b90e | 4500 | { |
0c588247 | 4501 | SAFE_BYTE_GET_AND_INC (names.pn_length, data, 8, end); |
19e6b90e L |
4502 | offset_size = 8; |
4503 | initial_length_size = 12; | |
4504 | } | |
4505 | else | |
4506 | { | |
4507 | offset_size = 4; | |
4508 | initial_length_size = 4; | |
4509 | } | |
4510 | ||
0c588247 NC |
4511 | SAFE_BYTE_GET_AND_INC (names.pn_version, data, 2, end); |
4512 | SAFE_BYTE_GET_AND_INC (names.pn_offset, data, offset_size, end); | |
6e3d6dc1 NC |
4513 | |
4514 | if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE | |
4515 | && num_debug_info_entries > 0 | |
91d6fa6a | 4516 | && find_debug_info_for_offset (names.pn_offset) == NULL) |
6e3d6dc1 | 4517 | warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"), |
47704ddf | 4518 | (unsigned long) names.pn_offset, section->name); |
cecf136e | 4519 | |
0c588247 | 4520 | SAFE_BYTE_GET_AND_INC (names.pn_size, data, offset_size, end); |
19e6b90e | 4521 | |
362beea4 | 4522 | adr = start + names.pn_length + initial_length_size; |
058037d3 | 4523 | /* PR 17531: file: 7615b6b2. */ |
57028622 NC |
4524 | if ((dwarf_signed_vma) names.pn_length < 0 |
4525 | /* PR 17531: file: a5dbeaa7. */ | |
362beea4 | 4526 | || adr < start) |
058037d3 NC |
4527 | { |
4528 | warn (_("Negative length for public name: 0x%lx\n"), (long) names.pn_length); | |
4529 | start = end; | |
4530 | } | |
4531 | else | |
362beea4 | 4532 | start = adr; |
b4eb7656 | 4533 | |
058037d3 NC |
4534 | printf (_(" Length: %ld\n"), |
4535 | (long) names.pn_length); | |
4536 | printf (_(" Version: %d\n"), | |
4537 | names.pn_version); | |
4538 | printf (_(" Offset into .debug_info section: 0x%lx\n"), | |
4539 | (unsigned long) names.pn_offset); | |
4540 | printf (_(" Size of area in .debug_info section: %ld\n"), | |
4541 | (long) names.pn_size); | |
19e6b90e | 4542 | |
91d6fa6a | 4543 | if (names.pn_version != 2 && names.pn_version != 3) |
19e6b90e L |
4544 | { |
4545 | static int warned = 0; | |
4546 | ||
4547 | if (! warned) | |
4548 | { | |
4549 | warn (_("Only DWARF 2 and 3 pubnames are currently supported\n")); | |
4550 | warned = 1; | |
4551 | } | |
4552 | ||
4553 | continue; | |
4554 | } | |
4555 | ||
459d52c8 DE |
4556 | if (is_gnu) |
4557 | printf (_("\n Offset Kind Name\n")); | |
4558 | else | |
4559 | printf (_("\n Offset\tName\n")); | |
19e6b90e L |
4560 | |
4561 | do | |
4562 | { | |
f41e4712 NC |
4563 | bfd_size_type maxprint; |
4564 | ||
0c588247 | 4565 | SAFE_BYTE_GET (offset, data, offset_size, end); |
19e6b90e L |
4566 | |
4567 | if (offset != 0) | |
4568 | { | |
4569 | data += offset_size; | |
f41e4712 NC |
4570 | if (data >= end) |
4571 | break; | |
4572 | maxprint = (end - data) - 1; | |
b4eb7656 | 4573 | |
459d52c8 DE |
4574 | if (is_gnu) |
4575 | { | |
4576 | unsigned int kind_data; | |
4577 | gdb_index_symbol_kind kind; | |
4578 | const char *kind_name; | |
4579 | int is_static; | |
4580 | ||
4581 | SAFE_BYTE_GET (kind_data, data, 1, end); | |
4582 | data++; | |
f41e4712 | 4583 | maxprint --; |
459d52c8 DE |
4584 | /* GCC computes the kind as the upper byte in the CU index |
4585 | word, and then right shifts it by the CU index size. | |
4586 | Left shift KIND to where the gdb-index.h accessor macros | |
4587 | can use it. */ | |
4588 | kind_data <<= GDB_INDEX_CU_BITSIZE; | |
4589 | kind = GDB_INDEX_SYMBOL_KIND_VALUE (kind_data); | |
4590 | kind_name = get_gdb_index_symbol_kind_name (kind); | |
4591 | is_static = GDB_INDEX_SYMBOL_STATIC_VALUE (kind_data); | |
f41e4712 | 4592 | printf (" %-6lx %s,%-10s %.*s\n", |
834f871c | 4593 | (unsigned long) offset, is_static ? _("s") : _("g"), |
f41e4712 | 4594 | kind_name, (int) maxprint, data); |
459d52c8 DE |
4595 | } |
4596 | else | |
b4eb7656 AM |
4597 | printf (" %-6lx\t%.*s\n", |
4598 | (unsigned long) offset, (int) maxprint, data); | |
f41e4712 NC |
4599 | |
4600 | data += strnlen ((char *) data, maxprint) + 1; | |
4601 | if (data >= end) | |
4602 | break; | |
19e6b90e L |
4603 | } |
4604 | } | |
4605 | while (offset != 0); | |
4606 | } | |
4607 | ||
4608 | printf ("\n"); | |
4609 | return 1; | |
4610 | } | |
4611 | ||
459d52c8 DE |
4612 | static int |
4613 | display_debug_pubnames (struct dwarf_section *section, void *file) | |
4614 | { | |
4615 | return display_debug_pubnames_worker (section, file, 0); | |
4616 | } | |
4617 | ||
4618 | static int | |
4619 | display_debug_gnu_pubnames (struct dwarf_section *section, void *file) | |
4620 | { | |
4621 | return display_debug_pubnames_worker (section, file, 1); | |
4622 | } | |
4623 | ||
19e6b90e L |
4624 | static int |
4625 | display_debug_macinfo (struct dwarf_section *section, | |
4626 | void *file ATTRIBUTE_UNUSED) | |
4627 | { | |
4628 | unsigned char *start = section->start; | |
4629 | unsigned char *end = start + section->size; | |
4630 | unsigned char *curr = start; | |
4631 | unsigned int bytes_read; | |
4632 | enum dwarf_macinfo_record_type op; | |
4633 | ||
4634 | printf (_("Contents of the %s section:\n\n"), section->name); | |
4635 | ||
4636 | while (curr < end) | |
4637 | { | |
4638 | unsigned int lineno; | |
0c588247 | 4639 | const unsigned char *string; |
19e6b90e | 4640 | |
3f5e193b | 4641 | op = (enum dwarf_macinfo_record_type) *curr; |
19e6b90e L |
4642 | curr++; |
4643 | ||
4644 | switch (op) | |
4645 | { | |
4646 | case DW_MACINFO_start_file: | |
4647 | { | |
4648 | unsigned int filenum; | |
4649 | ||
f6f0e17b | 4650 | lineno = read_uleb128 (curr, & bytes_read, end); |
19e6b90e | 4651 | curr += bytes_read; |
f6f0e17b | 4652 | filenum = read_uleb128 (curr, & bytes_read, end); |
19e6b90e L |
4653 | curr += bytes_read; |
4654 | ||
4655 | printf (_(" DW_MACINFO_start_file - lineno: %d filenum: %d\n"), | |
4656 | lineno, filenum); | |
4657 | } | |
4658 | break; | |
4659 | ||
4660 | case DW_MACINFO_end_file: | |
4661 | printf (_(" DW_MACINFO_end_file\n")); | |
4662 | break; | |
4663 | ||
4664 | case DW_MACINFO_define: | |
f6f0e17b | 4665 | lineno = read_uleb128 (curr, & bytes_read, end); |
19e6b90e | 4666 | curr += bytes_read; |
0c588247 NC |
4667 | string = curr; |
4668 | curr += strnlen ((char *) string, end - string) + 1; | |
19e6b90e L |
4669 | printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"), |
4670 | lineno, string); | |
4671 | break; | |
4672 | ||
4673 | case DW_MACINFO_undef: | |
f6f0e17b | 4674 | lineno = read_uleb128 (curr, & bytes_read, end); |
19e6b90e | 4675 | curr += bytes_read; |
0c588247 NC |
4676 | string = curr; |
4677 | curr += strnlen ((char *) string, end - string) + 1; | |
19e6b90e L |
4678 | printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"), |
4679 | lineno, string); | |
4680 | break; | |
4681 | ||
4682 | case DW_MACINFO_vendor_ext: | |
4683 | { | |
4684 | unsigned int constant; | |
4685 | ||
f6f0e17b | 4686 | constant = read_uleb128 (curr, & bytes_read, end); |
19e6b90e | 4687 | curr += bytes_read; |
0c588247 NC |
4688 | string = curr; |
4689 | curr += strnlen ((char *) string, end - string) + 1; | |
19e6b90e L |
4690 | printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"), |
4691 | constant, string); | |
4692 | } | |
4693 | break; | |
4694 | } | |
4695 | } | |
4696 | ||
4697 | return 1; | |
4698 | } | |
4699 | ||
4ccf1e31 JJ |
4700 | /* Given LINE_OFFSET into the .debug_line section, attempt to return |
4701 | filename and dirname corresponding to file name table entry with index | |
4702 | FILEIDX. Return NULL on failure. */ | |
4703 | ||
4704 | static unsigned char * | |
f6f0e17b NC |
4705 | get_line_filename_and_dirname (dwarf_vma line_offset, |
4706 | dwarf_vma fileidx, | |
4ccf1e31 JJ |
4707 | unsigned char **dir_name) |
4708 | { | |
4709 | struct dwarf_section *section = &debug_displays [line].section; | |
4710 | unsigned char *hdrptr, *dirtable, *file_name; | |
4711 | unsigned int offset_size, initial_length_size; | |
4712 | unsigned int version, opcode_base, bytes_read; | |
4713 | dwarf_vma length, diridx; | |
f6f0e17b | 4714 | const unsigned char * end; |
4ccf1e31 JJ |
4715 | |
4716 | *dir_name = NULL; | |
4717 | if (section->start == NULL | |
4718 | || line_offset >= section->size | |
4719 | || fileidx == 0) | |
4720 | return NULL; | |
4721 | ||
4722 | hdrptr = section->start + line_offset; | |
f6f0e17b | 4723 | end = section->start + section->size; |
0c588247 NC |
4724 | |
4725 | SAFE_BYTE_GET_AND_INC (length, hdrptr, 4, end); | |
4ccf1e31 JJ |
4726 | if (length == 0xffffffff) |
4727 | { | |
4728 | /* This section is 64-bit DWARF 3. */ | |
0c588247 | 4729 | SAFE_BYTE_GET_AND_INC (length, hdrptr, 8, end); |
4ccf1e31 JJ |
4730 | offset_size = 8; |
4731 | initial_length_size = 12; | |
4732 | } | |
4733 | else | |
4734 | { | |
4735 | offset_size = 4; | |
4736 | initial_length_size = 4; | |
4737 | } | |
4738 | if (length + initial_length_size > section->size) | |
4739 | return NULL; | |
0c588247 NC |
4740 | |
4741 | SAFE_BYTE_GET_AND_INC (version, hdrptr, 2, end); | |
4ccf1e31 JJ |
4742 | if (version != 2 && version != 3 && version != 4) |
4743 | return NULL; | |
4744 | hdrptr += offset_size + 1;/* Skip prologue_length and min_insn_length. */ | |
4745 | if (version >= 4) | |
4746 | hdrptr++; /* Skip max_ops_per_insn. */ | |
4747 | hdrptr += 3; /* Skip default_is_stmt, line_base, line_range. */ | |
0c588247 NC |
4748 | |
4749 | SAFE_BYTE_GET_AND_INC (opcode_base, hdrptr, 1, end); | |
4ccf1e31 JJ |
4750 | if (opcode_base == 0) |
4751 | return NULL; | |
0c588247 | 4752 | |
4ccf1e31 | 4753 | hdrptr += opcode_base - 1; |
5c1c468d NC |
4754 | if (hdrptr >= end) |
4755 | return NULL; | |
4756 | ||
4ccf1e31 JJ |
4757 | dirtable = hdrptr; |
4758 | /* Skip over dirname table. */ | |
4759 | while (*hdrptr != '\0') | |
5c1c468d NC |
4760 | { |
4761 | hdrptr += strnlen ((char *) hdrptr, end - hdrptr) + 1; | |
4762 | if (hdrptr >= end) | |
4763 | return NULL; | |
4764 | } | |
4ccf1e31 | 4765 | hdrptr++; /* Skip the NUL at the end of the table. */ |
5c1c468d | 4766 | |
4ccf1e31 | 4767 | /* Now skip over preceding filename table entries. */ |
5c1c468d | 4768 | for (; hdrptr < end && *hdrptr != '\0' && fileidx > 1; fileidx--) |
4ccf1e31 | 4769 | { |
0c588247 | 4770 | hdrptr += strnlen ((char *) hdrptr, end - hdrptr) + 1; |
f6f0e17b | 4771 | read_uleb128 (hdrptr, &bytes_read, end); |
4ccf1e31 | 4772 | hdrptr += bytes_read; |
f6f0e17b | 4773 | read_uleb128 (hdrptr, &bytes_read, end); |
4ccf1e31 | 4774 | hdrptr += bytes_read; |
f6f0e17b | 4775 | read_uleb128 (hdrptr, &bytes_read, end); |
4ccf1e31 JJ |
4776 | hdrptr += bytes_read; |
4777 | } | |
5c1c468d | 4778 | if (hdrptr >= end || *hdrptr == '\0') |
4ccf1e31 | 4779 | return NULL; |
5c1c468d | 4780 | |
4ccf1e31 | 4781 | file_name = hdrptr; |
0c588247 | 4782 | hdrptr += strnlen ((char *) hdrptr, end - hdrptr) + 1; |
5c1c468d NC |
4783 | if (hdrptr >= end) |
4784 | return NULL; | |
f6f0e17b | 4785 | diridx = read_uleb128 (hdrptr, &bytes_read, end); |
4ccf1e31 JJ |
4786 | if (diridx == 0) |
4787 | return file_name; | |
5c1c468d | 4788 | for (; dirtable < end && *dirtable != '\0' && diridx > 1; diridx--) |
0c588247 | 4789 | dirtable += strnlen ((char *) dirtable, end - dirtable) + 1; |
5c1c468d | 4790 | if (dirtable >= end || *dirtable == '\0') |
4ccf1e31 JJ |
4791 | return NULL; |
4792 | *dir_name = dirtable; | |
4793 | return file_name; | |
4794 | } | |
4795 | ||
4796 | static int | |
4797 | display_debug_macro (struct dwarf_section *section, | |
4798 | void *file) | |
4799 | { | |
4800 | unsigned char *start = section->start; | |
4801 | unsigned char *end = start + section->size; | |
4802 | unsigned char *curr = start; | |
4803 | unsigned char *extended_op_buf[256]; | |
4804 | unsigned int bytes_read; | |
4805 | ||
4806 | load_debug_section (str, file); | |
4807 | load_debug_section (line, file); | |
4808 | ||
4809 | printf (_("Contents of the %s section:\n\n"), section->name); | |
4810 | ||
4811 | while (curr < end) | |
4812 | { | |
4813 | unsigned int lineno, version, flags; | |
4814 | unsigned int offset_size = 4; | |
0c588247 | 4815 | const unsigned char *string; |
4ccf1e31 JJ |
4816 | dwarf_vma line_offset = 0, sec_offset = curr - start, offset; |
4817 | unsigned char **extended_ops = NULL; | |
4818 | ||
0c588247 | 4819 | SAFE_BYTE_GET_AND_INC (version, curr, 2, end); |
7a7e1061 | 4820 | if (version != 4 && version != 5) |
4ccf1e31 | 4821 | { |
7a7e1061 | 4822 | error (_("Only GNU extension to DWARF 4 or 5 of %s is currently supported.\n"), |
4ccf1e31 JJ |
4823 | section->name); |
4824 | return 0; | |
4825 | } | |
4826 | ||
0c588247 | 4827 | SAFE_BYTE_GET_AND_INC (flags, curr, 1, end); |
4ccf1e31 JJ |
4828 | if (flags & 1) |
4829 | offset_size = 8; | |
4830 | printf (_(" Offset: 0x%lx\n"), | |
4831 | (unsigned long) sec_offset); | |
4832 | printf (_(" Version: %d\n"), version); | |
4833 | printf (_(" Offset size: %d\n"), offset_size); | |
4834 | if (flags & 2) | |
4835 | { | |
0c588247 | 4836 | SAFE_BYTE_GET_AND_INC (line_offset, curr, offset_size, end); |
4ccf1e31 JJ |
4837 | printf (_(" Offset into .debug_line: 0x%lx\n"), |
4838 | (unsigned long) line_offset); | |
4839 | } | |
4840 | if (flags & 4) | |
4841 | { | |
0c588247 | 4842 | unsigned int i, count, op; |
4ccf1e31 | 4843 | dwarf_vma nargs, n; |
0c588247 NC |
4844 | |
4845 | SAFE_BYTE_GET_AND_INC (count, curr, 1, end); | |
bf5117e3 | 4846 | |
4ccf1e31 JJ |
4847 | memset (extended_op_buf, 0, sizeof (extended_op_buf)); |
4848 | extended_ops = extended_op_buf; | |
4849 | if (count) | |
4850 | { | |
4851 | printf (_(" Extension opcode arguments:\n")); | |
4852 | for (i = 0; i < count; i++) | |
4853 | { | |
0c588247 | 4854 | SAFE_BYTE_GET_AND_INC (op, curr, 1, end); |
4ccf1e31 | 4855 | extended_ops[op] = curr; |
f6f0e17b | 4856 | nargs = read_uleb128 (curr, &bytes_read, end); |
4ccf1e31 JJ |
4857 | curr += bytes_read; |
4858 | if (nargs == 0) | |
7a7e1061 | 4859 | printf (_(" DW_MACRO_%02x has no arguments\n"), op); |
4ccf1e31 JJ |
4860 | else |
4861 | { | |
7a7e1061 | 4862 | printf (_(" DW_MACRO_%02x arguments: "), op); |
4ccf1e31 JJ |
4863 | for (n = 0; n < nargs; n++) |
4864 | { | |
0c588247 NC |
4865 | unsigned int form; |
4866 | ||
4867 | SAFE_BYTE_GET_AND_INC (form, curr, 1, end); | |
4ccf1e31 JJ |
4868 | printf ("%s%s", get_FORM_name (form), |
4869 | n == nargs - 1 ? "\n" : ", "); | |
4870 | switch (form) | |
4871 | { | |
4872 | case DW_FORM_data1: | |
4873 | case DW_FORM_data2: | |
4874 | case DW_FORM_data4: | |
4875 | case DW_FORM_data8: | |
4876 | case DW_FORM_sdata: | |
4877 | case DW_FORM_udata: | |
4878 | case DW_FORM_block: | |
4879 | case DW_FORM_block1: | |
4880 | case DW_FORM_block2: | |
4881 | case DW_FORM_block4: | |
4882 | case DW_FORM_flag: | |
4883 | case DW_FORM_string: | |
4884 | case DW_FORM_strp: | |
4885 | case DW_FORM_sec_offset: | |
4886 | break; | |
4887 | default: | |
4888 | error (_("Invalid extension opcode form %s\n"), | |
4889 | get_FORM_name (form)); | |
4890 | return 0; | |
4891 | } | |
4892 | } | |
4893 | } | |
4894 | } | |
4895 | } | |
4896 | } | |
4897 | printf ("\n"); | |
4898 | ||
4899 | while (1) | |
4900 | { | |
4901 | unsigned int op; | |
4902 | ||
4903 | if (curr >= end) | |
4904 | { | |
4905 | error (_(".debug_macro section not zero terminated\n")); | |
4906 | return 0; | |
4907 | } | |
4908 | ||
0c588247 | 4909 | SAFE_BYTE_GET_AND_INC (op, curr, 1, end); |
4ccf1e31 JJ |
4910 | if (op == 0) |
4911 | break; | |
4912 | ||
4913 | switch (op) | |
4914 | { | |
7a7e1061 | 4915 | case DW_MACRO_start_file: |
4ccf1e31 JJ |
4916 | { |
4917 | unsigned int filenum; | |
4918 | unsigned char *file_name = NULL, *dir_name = NULL; | |
4919 | ||
f6f0e17b | 4920 | lineno = read_uleb128 (curr, &bytes_read, end); |
4ccf1e31 | 4921 | curr += bytes_read; |
f6f0e17b | 4922 | filenum = read_uleb128 (curr, &bytes_read, end); |
4ccf1e31 JJ |
4923 | curr += bytes_read; |
4924 | ||
4925 | if ((flags & 2) == 0) | |
7a7e1061 | 4926 | error (_("DW_MACRO_start_file used, but no .debug_line offset provided.\n")); |
4ccf1e31 JJ |
4927 | else |
4928 | file_name | |
4929 | = get_line_filename_and_dirname (line_offset, filenum, | |
4930 | &dir_name); | |
4931 | if (file_name == NULL) | |
7a7e1061 | 4932 | printf (_(" DW_MACRO_start_file - lineno: %d filenum: %d\n"), |
4ccf1e31 JJ |
4933 | lineno, filenum); |
4934 | else | |
7a7e1061 | 4935 | printf (_(" DW_MACRO_start_file - lineno: %d filenum: %d filename: %s%s%s\n"), |
4ccf1e31 JJ |
4936 | lineno, filenum, |
4937 | dir_name != NULL ? (const char *) dir_name : "", | |
4938 | dir_name != NULL ? "/" : "", file_name); | |
4939 | } | |
4940 | break; | |
4941 | ||
7a7e1061 JK |
4942 | case DW_MACRO_end_file: |
4943 | printf (_(" DW_MACRO_end_file\n")); | |
4ccf1e31 JJ |
4944 | break; |
4945 | ||
7a7e1061 | 4946 | case DW_MACRO_define: |
f6f0e17b | 4947 | lineno = read_uleb128 (curr, &bytes_read, end); |
4ccf1e31 | 4948 | curr += bytes_read; |
0c588247 NC |
4949 | string = curr; |
4950 | curr += strnlen ((char *) string, end - string) + 1; | |
7a7e1061 | 4951 | printf (_(" DW_MACRO_define - lineno : %d macro : %s\n"), |
4ccf1e31 JJ |
4952 | lineno, string); |
4953 | break; | |
4954 | ||
7a7e1061 | 4955 | case DW_MACRO_undef: |
f6f0e17b | 4956 | lineno = read_uleb128 (curr, &bytes_read, end); |
4ccf1e31 | 4957 | curr += bytes_read; |
0c588247 NC |
4958 | string = curr; |
4959 | curr += strnlen ((char *) string, end - string) + 1; | |
7a7e1061 | 4960 | printf (_(" DW_MACRO_undef - lineno : %d macro : %s\n"), |
4ccf1e31 JJ |
4961 | lineno, string); |
4962 | break; | |
4963 | ||
7a7e1061 | 4964 | case DW_MACRO_define_strp: |
f6f0e17b | 4965 | lineno = read_uleb128 (curr, &bytes_read, end); |
4ccf1e31 | 4966 | curr += bytes_read; |
0c588247 | 4967 | SAFE_BYTE_GET_AND_INC (offset, curr, offset_size, end); |
4ccf1e31 | 4968 | string = fetch_indirect_string (offset); |
7a7e1061 | 4969 | printf (_(" DW_MACRO_define_strp - lineno : %d macro : %s\n"), |
4ccf1e31 JJ |
4970 | lineno, string); |
4971 | break; | |
4972 | ||
7a7e1061 | 4973 | case DW_MACRO_undef_strp: |
f6f0e17b | 4974 | lineno = read_uleb128 (curr, &bytes_read, end); |
4ccf1e31 | 4975 | curr += bytes_read; |
0c588247 | 4976 | SAFE_BYTE_GET_AND_INC (offset, curr, offset_size, end); |
4ccf1e31 | 4977 | string = fetch_indirect_string (offset); |
7a7e1061 | 4978 | printf (_(" DW_MACRO_undef_strp - lineno : %d macro : %s\n"), |
4ccf1e31 JJ |
4979 | lineno, string); |
4980 | break; | |
4981 | ||
7a7e1061 | 4982 | case DW_MACRO_import: |
0c588247 | 4983 | SAFE_BYTE_GET_AND_INC (offset, curr, offset_size, end); |
7a7e1061 | 4984 | printf (_(" DW_MACRO_import - offset : 0x%lx\n"), |
4ccf1e31 JJ |
4985 | (unsigned long) offset); |
4986 | break; | |
4987 | ||
7a7e1061 | 4988 | case DW_MACRO_define_sup: |
f6f0e17b | 4989 | lineno = read_uleb128 (curr, &bytes_read, end); |
a081f3cd | 4990 | curr += bytes_read; |
0c588247 | 4991 | SAFE_BYTE_GET_AND_INC (offset, curr, offset_size, end); |
7a7e1061 | 4992 | printf (_(" DW_MACRO_define_sup - lineno : %d macro offset : 0x%lx\n"), |
a081f3cd JJ |
4993 | lineno, (unsigned long) offset); |
4994 | break; | |
4995 | ||
7a7e1061 | 4996 | case DW_MACRO_undef_sup: |
f6f0e17b | 4997 | lineno = read_uleb128 (curr, &bytes_read, end); |
a081f3cd | 4998 | curr += bytes_read; |
0c588247 | 4999 | SAFE_BYTE_GET_AND_INC (offset, curr, offset_size, end); |
7a7e1061 | 5000 | printf (_(" DW_MACRO_undef_sup - lineno : %d macro offset : 0x%lx\n"), |
a081f3cd JJ |
5001 | lineno, (unsigned long) offset); |
5002 | break; | |
5003 | ||
7a7e1061 | 5004 | case DW_MACRO_import_sup: |
0c588247 | 5005 | SAFE_BYTE_GET_AND_INC (offset, curr, offset_size, end); |
7a7e1061 | 5006 | printf (_(" DW_MACRO_import_sup - offset : 0x%lx\n"), |
a081f3cd JJ |
5007 | (unsigned long) offset); |
5008 | break; | |
5009 | ||
4ccf1e31 JJ |
5010 | default: |
5011 | if (extended_ops == NULL || extended_ops[op] == NULL) | |
5012 | { | |
5013 | error (_(" Unknown macro opcode %02x seen\n"), op); | |
5014 | return 0; | |
5015 | } | |
5016 | else | |
5017 | { | |
5018 | /* Skip over unhandled opcodes. */ | |
5019 | dwarf_vma nargs, n; | |
5020 | unsigned char *desc = extended_ops[op]; | |
f6f0e17b | 5021 | nargs = read_uleb128 (desc, &bytes_read, end); |
4ccf1e31 JJ |
5022 | desc += bytes_read; |
5023 | if (nargs == 0) | |
5024 | { | |
7a7e1061 | 5025 | printf (_(" DW_MACRO_%02x\n"), op); |
4ccf1e31 JJ |
5026 | break; |
5027 | } | |
7a7e1061 | 5028 | printf (_(" DW_MACRO_%02x -"), op); |
4ccf1e31 JJ |
5029 | for (n = 0; n < nargs; n++) |
5030 | { | |
0c588247 NC |
5031 | int val; |
5032 | ||
77145576 | 5033 | /* DW_FORM_implicit_const is not expected here. */ |
0c588247 | 5034 | SAFE_BYTE_GET_AND_INC (val, desc, 1, end); |
4ccf1e31 | 5035 | curr |
77145576 | 5036 | = read_and_display_attr_value (0, val, 0, |
f6f0e17b | 5037 | curr, end, 0, 0, offset_size, |
341f9135 | 5038 | version, NULL, 0, NULL, |
ef0b5f1c | 5039 | NULL, ' '); |
4ccf1e31 JJ |
5040 | if (n != nargs - 1) |
5041 | printf (","); | |
5042 | } | |
5043 | printf ("\n"); | |
5044 | } | |
5045 | break; | |
5046 | } | |
5047 | } | |
5048 | ||
5049 | printf ("\n"); | |
b4eb7656 | 5050 | } |
4ccf1e31 JJ |
5051 | |
5052 | return 1; | |
5053 | } | |
5054 | ||
19e6b90e L |
5055 | static int |
5056 | display_debug_abbrev (struct dwarf_section *section, | |
5057 | void *file ATTRIBUTE_UNUSED) | |
5058 | { | |
5059 | abbrev_entry *entry; | |
5060 | unsigned char *start = section->start; | |
5061 | unsigned char *end = start + section->size; | |
5062 | ||
5063 | printf (_("Contents of the %s section:\n\n"), section->name); | |
5064 | ||
5065 | do | |
5066 | { | |
7282333f AM |
5067 | unsigned char *last; |
5068 | ||
19e6b90e L |
5069 | free_abbrevs (); |
5070 | ||
7282333f | 5071 | last = start; |
19e6b90e L |
5072 | start = process_abbrev_section (start, end); |
5073 | ||
5074 | if (first_abbrev == NULL) | |
5075 | continue; | |
5076 | ||
7282333f | 5077 | printf (_(" Number TAG (0x%lx)\n"), (long) (last - section->start)); |
19e6b90e L |
5078 | |
5079 | for (entry = first_abbrev; entry; entry = entry->next) | |
5080 | { | |
5081 | abbrev_attr *attr; | |
5082 | ||
cc5914eb | 5083 | printf (" %ld %s [%s]\n", |
19e6b90e L |
5084 | entry->entry, |
5085 | get_TAG_name (entry->tag), | |
5086 | entry->children ? _("has children") : _("no children")); | |
5087 | ||
5088 | for (attr = entry->first_attr; attr; attr = attr->next) | |
77145576 JK |
5089 | { |
5090 | printf (" %-18s %s", | |
5091 | get_AT_name (attr->attribute), | |
5092 | get_FORM_name (attr->form)); | |
5093 | if (attr->form == DW_FORM_implicit_const) | |
5094 | printf (": %" BFD_VMA_FMT "d", attr->implicit_const); | |
5095 | putchar ('\n'); | |
5096 | } | |
19e6b90e L |
5097 | } |
5098 | } | |
5099 | while (start); | |
5100 | ||
5101 | printf ("\n"); | |
5102 | ||
5103 | return 1; | |
5104 | } | |
5105 | ||
42bcef4a AB |
5106 | /* Return true when ADDR is the maximum address, when addresses are |
5107 | POINTER_SIZE bytes long. */ | |
5108 | ||
5109 | static bfd_boolean | |
5110 | is_max_address (dwarf_vma addr, unsigned int pointer_size) | |
5111 | { | |
5112 | dwarf_vma mask = ~(~(dwarf_vma) 1 << (pointer_size * 8 - 1)); | |
5113 | return ((addr & mask) == mask); | |
5114 | } | |
5115 | ||
9f272209 AO |
5116 | /* Display a view pair list starting at *VSTART_PTR and ending at |
5117 | VLISTEND within SECTION. */ | |
5118 | ||
5119 | static void | |
5120 | display_view_pair_list (struct dwarf_section *section, | |
5121 | unsigned char **vstart_ptr, | |
5122 | unsigned int debug_info_entry, | |
5123 | unsigned char *vlistend) | |
5124 | { | |
5125 | unsigned char *vstart = *vstart_ptr; | |
5126 | unsigned char *section_end = section->start + section->size; | |
5127 | unsigned int pointer_size = debug_information [debug_info_entry].pointer_size; | |
5128 | ||
5129 | if (vlistend < section_end) | |
5130 | section_end = vlistend; | |
5131 | ||
5132 | putchar ('\n'); | |
5133 | ||
5134 | while (vstart < section_end) | |
5135 | { | |
5136 | dwarf_vma off = vstart - section->start; | |
5137 | dwarf_vma vbegin, vend; | |
5138 | ||
5139 | unsigned int bytes_read; | |
5140 | vbegin = read_uleb128 (vstart, &bytes_read, section_end); | |
5141 | vstart += bytes_read; | |
5142 | if (vstart == section_end) | |
5143 | { | |
5144 | vstart -= bytes_read; | |
5145 | break; | |
5146 | } | |
5147 | ||
5148 | vend = read_uleb128 (vstart, &bytes_read, section_end); | |
5149 | vstart += bytes_read; | |
5150 | ||
5151 | printf (" %8.8lx ", (unsigned long) off); | |
5152 | ||
5153 | print_dwarf_view (vbegin, pointer_size, 1); | |
5154 | print_dwarf_view (vend, pointer_size, 1); | |
5155 | printf (_("location view pair\n")); | |
5156 | } | |
5157 | ||
5158 | putchar ('\n'); | |
5159 | *vstart_ptr = vstart; | |
5160 | } | |
5161 | ||
4723351a CC |
5162 | /* Display a location list from a normal (ie, non-dwo) .debug_loc section. */ |
5163 | ||
5164 | static void | |
5165 | display_loc_list (struct dwarf_section *section, | |
b4eb7656 AM |
5166 | unsigned char **start_ptr, |
5167 | unsigned int debug_info_entry, | |
359ca075 JK |
5168 | dwarf_vma offset, |
5169 | dwarf_vma base_address, | |
9f272209 | 5170 | unsigned char **vstart_ptr, |
b4eb7656 | 5171 | int has_frame_base) |
4723351a | 5172 | { |
9f272209 | 5173 | unsigned char *start = *start_ptr, *vstart = *vstart_ptr; |
4723351a | 5174 | unsigned char *section_end = section->start + section->size; |
82b1b41b NC |
5175 | unsigned long cu_offset; |
5176 | unsigned int pointer_size; | |
5177 | unsigned int offset_size; | |
5178 | int dwarf_version; | |
4723351a CC |
5179 | |
5180 | dwarf_vma begin; | |
5181 | dwarf_vma end; | |
5182 | unsigned short length; | |
5183 | int need_frame_base; | |
5184 | ||
82b1b41b NC |
5185 | if (debug_info_entry >= num_debug_info_entries) |
5186 | { | |
5187 | warn (_("No debug information available for loc lists of entry: %u\n"), | |
5188 | debug_info_entry); | |
5189 | return; | |
5190 | } | |
b4eb7656 | 5191 | |
82b1b41b NC |
5192 | cu_offset = debug_information [debug_info_entry].cu_offset; |
5193 | pointer_size = debug_information [debug_info_entry].pointer_size; | |
5194 | offset_size = debug_information [debug_info_entry].offset_size; | |
5195 | dwarf_version = debug_information [debug_info_entry].dwarf_version; | |
b4eb7656 | 5196 | |
f41e4712 NC |
5197 | if (pointer_size < 2 || pointer_size > 8) |
5198 | { | |
5199 | warn (_("Invalid pointer size (%d) in debug info for entry %d\n"), | |
5200 | pointer_size, debug_info_entry); | |
5201 | return; | |
5202 | } | |
5203 | ||
4723351a CC |
5204 | while (1) |
5205 | { | |
359ca075 | 5206 | dwarf_vma off = offset + (start - *start_ptr); |
9f272209 | 5207 | dwarf_vma vbegin = vm1, vend = vm1; |
d1c4b12b | 5208 | |
4723351a | 5209 | if (start + 2 * pointer_size > section_end) |
b4eb7656 AM |
5210 | { |
5211 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
359ca075 | 5212 | (unsigned long) offset); |
b4eb7656 AM |
5213 | break; |
5214 | } | |
4723351a | 5215 | |
359ca075 | 5216 | printf (" %8.8lx ", (unsigned long) off); |
fab128ef | 5217 | |
0c588247 NC |
5218 | SAFE_BYTE_GET_AND_INC (begin, start, pointer_size, section_end); |
5219 | SAFE_BYTE_GET_AND_INC (end, start, pointer_size, section_end); | |
4723351a | 5220 | |
4723351a | 5221 | if (begin == 0 && end == 0) |
b4eb7656 | 5222 | { |
d1c4b12b NC |
5223 | /* PR 18374: In a object file we can have a location list that |
5224 | starts with a begin and end of 0 because there are relocations | |
5225 | that need to be applied to the addresses. Actually applying | |
5226 | the relocations now does not help as they will probably resolve | |
5227 | to 0, since the object file has not been fully linked. Real | |
5228 | end of list markers will not have any relocations against them. */ | |
5229 | if (! reloc_at (section, off) | |
5230 | && ! reloc_at (section, off + pointer_size)) | |
5231 | { | |
5232 | printf (_("<End of list>\n")); | |
5233 | break; | |
5234 | } | |
b4eb7656 | 5235 | } |
4723351a CC |
5236 | |
5237 | /* Check base address specifiers. */ | |
42bcef4a AB |
5238 | if (is_max_address (begin, pointer_size) |
5239 | && !is_max_address (end, pointer_size)) | |
b4eb7656 AM |
5240 | { |
5241 | base_address = end; | |
5242 | print_dwarf_vma (begin, pointer_size); | |
5243 | print_dwarf_vma (end, pointer_size); | |
5244 | printf (_("(base address)\n")); | |
5245 | continue; | |
5246 | } | |
4723351a | 5247 | |
9f272209 AO |
5248 | if (vstart) |
5249 | { | |
5250 | unsigned int bytes_read; | |
5251 | ||
5252 | off = offset + (vstart - *start_ptr); | |
5253 | ||
5254 | vbegin = read_uleb128 (vstart, &bytes_read, section_end); | |
5255 | vstart += bytes_read; | |
5256 | print_dwarf_view (vbegin, pointer_size, 1); | |
5257 | ||
5258 | vend = read_uleb128 (vstart, &bytes_read, section_end); | |
5259 | vstart += bytes_read; | |
5260 | print_dwarf_view (vend, pointer_size, 1); | |
5261 | ||
5262 | printf (_("views at %8.8lx for:\n %*s "), | |
5263 | (unsigned long) off, 8, ""); | |
5264 | } | |
5265 | ||
4723351a | 5266 | if (start + 2 > section_end) |
b4eb7656 AM |
5267 | { |
5268 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
359ca075 | 5269 | (unsigned long) offset); |
b4eb7656 AM |
5270 | break; |
5271 | } | |
4723351a | 5272 | |
0c588247 | 5273 | SAFE_BYTE_GET_AND_INC (length, start, 2, section_end); |
4723351a CC |
5274 | |
5275 | if (start + length > section_end) | |
b4eb7656 AM |
5276 | { |
5277 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
359ca075 | 5278 | (unsigned long) offset); |
b4eb7656 AM |
5279 | break; |
5280 | } | |
4723351a CC |
5281 | |
5282 | print_dwarf_vma (begin + base_address, pointer_size); | |
5283 | print_dwarf_vma (end + base_address, pointer_size); | |
5284 | ||
5285 | putchar ('('); | |
5286 | need_frame_base = decode_location_expression (start, | |
b4eb7656 AM |
5287 | pointer_size, |
5288 | offset_size, | |
5289 | dwarf_version, | |
5290 | length, | |
5291 | cu_offset, section); | |
4723351a CC |
5292 | putchar (')'); |
5293 | ||
5294 | if (need_frame_base && !has_frame_base) | |
b4eb7656 | 5295 | printf (_(" [without DW_AT_frame_base]")); |
4723351a | 5296 | |
9f272209 | 5297 | if (begin == end && vbegin == vend) |
b4eb7656 | 5298 | fputs (_(" (start == end)"), stdout); |
9f272209 | 5299 | else if (begin > end || (begin == end && vbegin > vend)) |
b4eb7656 | 5300 | fputs (_(" (start > end)"), stdout); |
4723351a CC |
5301 | |
5302 | putchar ('\n'); | |
5303 | ||
5304 | start += length; | |
5305 | } | |
5306 | ||
5307 | *start_ptr = start; | |
9f272209 | 5308 | *vstart_ptr = vstart; |
4723351a CC |
5309 | } |
5310 | ||
77145576 JK |
5311 | /* Display a location list from a normal (ie, non-dwo) .debug_loclists section. */ |
5312 | ||
5313 | static void | |
5314 | display_loclists_list (struct dwarf_section *section, | |
5315 | unsigned char **start_ptr, | |
5316 | unsigned int debug_info_entry, | |
5317 | dwarf_vma offset, | |
5318 | dwarf_vma base_address, | |
9f272209 | 5319 | unsigned char **vstart_ptr, |
77145576 JK |
5320 | int has_frame_base) |
5321 | { | |
9f272209 | 5322 | unsigned char *start = *start_ptr, *vstart = *vstart_ptr; |
77145576 JK |
5323 | unsigned char *section_end = section->start + section->size; |
5324 | unsigned long cu_offset; | |
5325 | unsigned int pointer_size; | |
5326 | unsigned int offset_size; | |
5327 | int dwarf_version; | |
5328 | unsigned int bytes_read; | |
5329 | ||
9dfd0db9 | 5330 | /* Initialize it due to a false compiler warning. */ |
9f272209 AO |
5331 | dwarf_vma begin = -1, vbegin = -1; |
5332 | dwarf_vma end = -1, vend = -1; | |
77145576 JK |
5333 | dwarf_vma length; |
5334 | int need_frame_base; | |
5335 | ||
5336 | if (debug_info_entry >= num_debug_info_entries) | |
5337 | { | |
5338 | warn (_("No debug information available for " | |
5339 | "loclists lists of entry: %u\n"), | |
5340 | debug_info_entry); | |
5341 | return; | |
5342 | } | |
5343 | ||
5344 | cu_offset = debug_information [debug_info_entry].cu_offset; | |
5345 | pointer_size = debug_information [debug_info_entry].pointer_size; | |
5346 | offset_size = debug_information [debug_info_entry].offset_size; | |
5347 | dwarf_version = debug_information [debug_info_entry].dwarf_version; | |
5348 | ||
5349 | if (pointer_size < 2 || pointer_size > 8) | |
5350 | { | |
5351 | warn (_("Invalid pointer size (%d) in debug info for entry %d\n"), | |
5352 | pointer_size, debug_info_entry); | |
5353 | return; | |
5354 | } | |
5355 | ||
5356 | while (1) | |
5357 | { | |
5358 | dwarf_vma off = offset + (start - *start_ptr); | |
5359 | enum dwarf_location_list_entry_type llet; | |
5360 | ||
5361 | if (start + 1 > section_end) | |
5362 | { | |
5363 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
5364 | (unsigned long) offset); | |
5365 | break; | |
5366 | } | |
5367 | ||
5368 | printf (" %8.8lx ", (unsigned long) off); | |
5369 | ||
5370 | SAFE_BYTE_GET_AND_INC (llet, start, 1, section_end); | |
5371 | ||
9f272209 AO |
5372 | if (vstart && llet == DW_LLE_offset_pair) |
5373 | { | |
5374 | off = offset + (vstart - *start_ptr); | |
5375 | ||
5376 | vbegin = read_uleb128 (vstart, &bytes_read, section_end); | |
5377 | vstart += bytes_read; | |
5378 | print_dwarf_view (vbegin, pointer_size, 1); | |
5379 | ||
5380 | vend = read_uleb128 (vstart, &bytes_read, section_end); | |
5381 | vstart += bytes_read; | |
5382 | print_dwarf_view (vend, pointer_size, 1); | |
5383 | ||
5384 | printf (_("views at %8.8lx for:\n %*s "), | |
5385 | (unsigned long) off, 8, ""); | |
5386 | } | |
5387 | ||
77145576 JK |
5388 | switch (llet) |
5389 | { | |
5390 | case DW_LLE_end_of_list: | |
5391 | printf (_("<End of list>\n")); | |
5392 | break; | |
5393 | case DW_LLE_offset_pair: | |
5394 | begin = read_uleb128 (start, &bytes_read, section_end); | |
5395 | start += bytes_read; | |
5396 | end = read_uleb128 (start, &bytes_read, section_end); | |
5397 | start += bytes_read; | |
5398 | break; | |
5399 | case DW_LLE_base_address: | |
5400 | SAFE_BYTE_GET_AND_INC (base_address, start, pointer_size, | |
5401 | section_end); | |
5402 | print_dwarf_vma (base_address, pointer_size); | |
5403 | printf (_("(base address)\n")); | |
5404 | break; | |
9f272209 AO |
5405 | #ifdef DW_LLE_view_pair |
5406 | case DW_LLE_view_pair: | |
5407 | if (vstart) | |
5408 | printf (_("View pair entry in loclist with locviews attribute\n")); | |
5409 | vbegin = read_uleb128 (start, &bytes_read, section_end); | |
5410 | start += bytes_read; | |
5411 | print_dwarf_view (vbegin, pointer_size, 1); | |
5412 | ||
5413 | vend = read_uleb128 (start, &bytes_read, section_end); | |
5414 | start += bytes_read; | |
5415 | print_dwarf_view (vend, pointer_size, 1); | |
5416 | ||
5417 | printf (_("views for:\n")); | |
5418 | continue; | |
5419 | #endif | |
77145576 JK |
5420 | default: |
5421 | error (_("Invalid location list entry type %d\n"), llet); | |
5422 | return; | |
5423 | } | |
5424 | if (llet == DW_LLE_end_of_list) | |
5425 | break; | |
5426 | if (llet != DW_LLE_offset_pair) | |
5427 | continue; | |
5428 | ||
5429 | if (start + 2 > section_end) | |
5430 | { | |
5431 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
5432 | (unsigned long) offset); | |
5433 | break; | |
5434 | } | |
5435 | ||
5436 | length = read_uleb128 (start, &bytes_read, section_end); | |
5437 | start += bytes_read; | |
5438 | ||
5439 | print_dwarf_vma (begin + base_address, pointer_size); | |
5440 | print_dwarf_vma (end + base_address, pointer_size); | |
5441 | ||
5442 | putchar ('('); | |
5443 | need_frame_base = decode_location_expression (start, | |
5444 | pointer_size, | |
5445 | offset_size, | |
5446 | dwarf_version, | |
5447 | length, | |
5448 | cu_offset, section); | |
5449 | putchar (')'); | |
5450 | ||
5451 | if (need_frame_base && !has_frame_base) | |
5452 | printf (_(" [without DW_AT_frame_base]")); | |
5453 | ||
9f272209 | 5454 | if (begin == end && vbegin == vend) |
77145576 | 5455 | fputs (_(" (start == end)"), stdout); |
9f272209 | 5456 | else if (begin > end || (begin == end && vbegin > vend)) |
77145576 JK |
5457 | fputs (_(" (start > end)"), stdout); |
5458 | ||
5459 | putchar ('\n'); | |
5460 | ||
5461 | start += length; | |
9f272209 | 5462 | vbegin = vend = -1; |
77145576 JK |
5463 | } |
5464 | ||
9f272209 AO |
5465 | if (vbegin != vm1 || vend != vm1) |
5466 | printf (_("Trailing view pair not used in a range")); | |
5467 | ||
77145576 | 5468 | *start_ptr = start; |
9f272209 | 5469 | *vstart_ptr = vstart; |
77145576 JK |
5470 | } |
5471 | ||
fab128ef CC |
5472 | /* Print a .debug_addr table index in decimal, surrounded by square brackets, |
5473 | right-adjusted in a field of length LEN, and followed by a space. */ | |
5474 | ||
5475 | static void | |
5476 | print_addr_index (unsigned int idx, unsigned int len) | |
5477 | { | |
5478 | static char buf[15]; | |
5479 | snprintf (buf, sizeof (buf), "[%d]", idx); | |
341f9135 | 5480 | printf ("%*s ", len, buf); |
fab128ef CC |
5481 | } |
5482 | ||
4723351a CC |
5483 | /* Display a location list from a .dwo section. It uses address indexes rather |
5484 | than embedded addresses. This code closely follows display_loc_list, but the | |
5485 | two are sufficiently different that combining things is very ugly. */ | |
5486 | ||
5487 | static void | |
5488 | display_loc_list_dwo (struct dwarf_section *section, | |
b4eb7656 AM |
5489 | unsigned char **start_ptr, |
5490 | unsigned int debug_info_entry, | |
359ca075 | 5491 | dwarf_vma offset, |
9f272209 | 5492 | unsigned char **vstart_ptr, |
b4eb7656 | 5493 | int has_frame_base) |
4723351a | 5494 | { |
9f272209 | 5495 | unsigned char *start = *start_ptr, *vstart = *vstart_ptr; |
4723351a | 5496 | unsigned char *section_end = section->start + section->size; |
82b1b41b NC |
5497 | unsigned long cu_offset; |
5498 | unsigned int pointer_size; | |
5499 | unsigned int offset_size; | |
5500 | int dwarf_version; | |
4723351a CC |
5501 | int entry_type; |
5502 | unsigned short length; | |
5503 | int need_frame_base; | |
fab128ef | 5504 | unsigned int idx; |
4723351a CC |
5505 | unsigned int bytes_read; |
5506 | ||
82b1b41b NC |
5507 | if (debug_info_entry >= num_debug_info_entries) |
5508 | { | |
5509 | warn (_("No debug information for loc lists of entry: %u\n"), | |
5510 | debug_info_entry); | |
5511 | return; | |
5512 | } | |
5513 | ||
5514 | cu_offset = debug_information [debug_info_entry].cu_offset; | |
5515 | pointer_size = debug_information [debug_info_entry].pointer_size; | |
5516 | offset_size = debug_information [debug_info_entry].offset_size; | |
5517 | dwarf_version = debug_information [debug_info_entry].dwarf_version; | |
5518 | ||
f41e4712 NC |
5519 | if (pointer_size < 2 || pointer_size > 8) |
5520 | { | |
5521 | warn (_("Invalid pointer size (%d) in debug info for entry %d\n"), | |
5522 | pointer_size, debug_info_entry); | |
5523 | return; | |
5524 | } | |
5525 | ||
4723351a CC |
5526 | while (1) |
5527 | { | |
359ca075 | 5528 | printf (" %8.8lx ", (unsigned long) (offset + (start - *start_ptr))); |
4723351a | 5529 | |
fab128ef | 5530 | if (start >= section_end) |
b4eb7656 AM |
5531 | { |
5532 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
359ca075 | 5533 | (unsigned long) offset); |
b4eb7656 AM |
5534 | break; |
5535 | } | |
4723351a | 5536 | |
0c588247 | 5537 | SAFE_BYTE_GET_AND_INC (entry_type, start, 1, section_end); |
9f272209 AO |
5538 | |
5539 | if (vstart) | |
5540 | switch (entry_type) | |
5541 | { | |
5542 | default: | |
5543 | break; | |
5544 | ||
5545 | case 2: | |
5546 | case 3: | |
5547 | case 4: | |
5548 | { | |
5549 | dwarf_vma view; | |
5550 | dwarf_vma off = offset + (vstart - *start_ptr); | |
5551 | ||
5552 | view = read_uleb128 (vstart, &bytes_read, section_end); | |
5553 | vstart += bytes_read; | |
5554 | print_dwarf_view (view, 8, 1); | |
5555 | ||
5556 | view = read_uleb128 (vstart, &bytes_read, section_end); | |
5557 | vstart += bytes_read; | |
5558 | print_dwarf_view (view, 8, 1); | |
5559 | ||
5560 | printf (_("views at %8.8lx for:\n %*s "), | |
5561 | (unsigned long) off, 8, ""); | |
5562 | ||
5563 | } | |
5564 | break; | |
5565 | } | |
5566 | ||
4723351a | 5567 | switch (entry_type) |
b4eb7656 AM |
5568 | { |
5569 | case 0: /* A terminating entry. */ | |
5570 | *start_ptr = start; | |
9f272209 | 5571 | *vstart_ptr = vstart; |
b4eb7656 AM |
5572 | printf (_("<End of list>\n")); |
5573 | return; | |
5574 | case 1: /* A base-address entry. */ | |
5575 | idx = read_uleb128 (start, &bytes_read, section_end); | |
5576 | start += bytes_read; | |
5577 | print_addr_index (idx, 8); | |
9f272209 | 5578 | printf ("%*s", 9 + (vstart ? 2 * 6 : 0), ""); |
b4eb7656 AM |
5579 | printf (_("(base address selection entry)\n")); |
5580 | continue; | |
5581 | case 2: /* A start/end entry. */ | |
5582 | idx = read_uleb128 (start, &bytes_read, section_end); | |
5583 | start += bytes_read; | |
5584 | print_addr_index (idx, 8); | |
5585 | idx = read_uleb128 (start, &bytes_read, section_end); | |
5586 | start += bytes_read; | |
5587 | print_addr_index (idx, 8); | |
5588 | break; | |
5589 | case 3: /* A start/length entry. */ | |
5590 | idx = read_uleb128 (start, &bytes_read, section_end); | |
5591 | start += bytes_read; | |
5592 | print_addr_index (idx, 8); | |
5593 | SAFE_BYTE_GET_AND_INC (idx, start, 4, section_end); | |
5594 | printf ("%08x ", idx); | |
5595 | break; | |
5596 | case 4: /* An offset pair entry. */ | |
5597 | SAFE_BYTE_GET_AND_INC (idx, start, 4, section_end); | |
5598 | printf ("%08x ", idx); | |
5599 | SAFE_BYTE_GET_AND_INC (idx, start, 4, section_end); | |
5600 | printf ("%08x ", idx); | |
5601 | break; | |
5602 | default: | |
5603 | warn (_("Unknown location list entry type 0x%x.\n"), entry_type); | |
5604 | *start_ptr = start; | |
9f272209 | 5605 | *vstart_ptr = vstart; |
b4eb7656 AM |
5606 | return; |
5607 | } | |
4723351a CC |
5608 | |
5609 | if (start + 2 > section_end) | |
b4eb7656 AM |
5610 | { |
5611 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
359ca075 | 5612 | (unsigned long) offset); |
b4eb7656 AM |
5613 | break; |
5614 | } | |
4723351a | 5615 | |
0c588247 | 5616 | SAFE_BYTE_GET_AND_INC (length, start, 2, section_end); |
4723351a | 5617 | if (start + length > section_end) |
b4eb7656 AM |
5618 | { |
5619 | warn (_("Location list starting at offset 0x%lx is not terminated.\n"), | |
359ca075 | 5620 | (unsigned long) offset); |
b4eb7656 AM |
5621 | break; |
5622 | } | |
4723351a CC |
5623 | |
5624 | putchar ('('); | |
5625 | need_frame_base = decode_location_expression (start, | |
b4eb7656 AM |
5626 | pointer_size, |
5627 | offset_size, | |
5628 | dwarf_version, | |
5629 | length, | |
5630 | cu_offset, section); | |
4723351a CC |
5631 | putchar (')'); |
5632 | ||
5633 | if (need_frame_base && !has_frame_base) | |
b4eb7656 | 5634 | printf (_(" [without DW_AT_frame_base]")); |
4723351a CC |
5635 | |
5636 | putchar ('\n'); | |
5637 | ||
5638 | start += length; | |
5639 | } | |
5640 | ||
5641 | *start_ptr = start; | |
9f272209 | 5642 | *vstart_ptr = vstart; |
4723351a CC |
5643 | } |
5644 | ||
9f272209 AO |
5645 | /* Sort array of indexes in ascending order of loc_offsets[idx] and |
5646 | loc_views. */ | |
51d0d03f | 5647 | |
9f272209 | 5648 | static dwarf_vma *loc_offsets, *loc_views; |
51d0d03f JJ |
5649 | |
5650 | static int | |
5651 | loc_offsets_compar (const void *ap, const void *bp) | |
5652 | { | |
5653 | dwarf_vma a = loc_offsets[*(const unsigned int *) ap]; | |
5654 | dwarf_vma b = loc_offsets[*(const unsigned int *) bp]; | |
5655 | ||
9f272209 AO |
5656 | int ret = (a > b) - (b > a); |
5657 | if (ret) | |
5658 | return ret; | |
5659 | ||
5660 | a = loc_views[*(const unsigned int *) ap]; | |
5661 | b = loc_views[*(const unsigned int *) bp]; | |
5662 | ||
5663 | ret = (a > b) - (b > a); | |
5664 | ||
5665 | return ret; | |
51d0d03f JJ |
5666 | } |
5667 | ||
19e6b90e L |
5668 | static int |
5669 | display_debug_loc (struct dwarf_section *section, void *file) | |
5670 | { | |
9f272209 | 5671 | unsigned char *start = section->start, *vstart = NULL; |
19e6b90e L |
5672 | unsigned long bytes; |
5673 | unsigned char *section_begin = start; | |
5674 | unsigned int num_loc_list = 0; | |
5675 | unsigned long last_offset = 0; | |
9f272209 | 5676 | unsigned long last_view = 0; |
19e6b90e L |
5677 | unsigned int first = 0; |
5678 | unsigned int i; | |
5679 | unsigned int j; | |
5680 | int seen_first_offset = 0; | |
51d0d03f | 5681 | int locs_sorted = 1; |
9f272209 | 5682 | unsigned char *next = start, *vnext = vstart; |
51d0d03f | 5683 | unsigned int *array = NULL; |
4723351a CC |
5684 | const char *suffix = strrchr (section->name, '.'); |
5685 | int is_dwo = 0; | |
77145576 JK |
5686 | int is_loclists = strstr (section->name, "debug_loclists") != NULL; |
5687 | dwarf_vma expected_start = 0; | |
4723351a CC |
5688 | |
5689 | if (suffix && strcmp (suffix, ".dwo") == 0) | |
5690 | is_dwo = 1; | |
19e6b90e L |
5691 | |
5692 | bytes = section->size; | |
19e6b90e L |
5693 | |
5694 | if (bytes == 0) | |
5695 | { | |
5696 | printf (_("\nThe %s section is empty.\n"), section->name); | |
5697 | return 0; | |
5698 | } | |
5699 | ||
77145576 JK |
5700 | if (is_loclists) |
5701 | { | |
5702 | unsigned char *hdrptr = section_begin; | |
5703 | dwarf_vma ll_length; | |
5704 | unsigned short ll_version; | |
5705 | unsigned char *end = section_begin + section->size; | |
5706 | unsigned char address_size, segment_selector_size; | |
5707 | uint32_t offset_entry_count; | |
5708 | ||
5709 | SAFE_BYTE_GET_AND_INC (ll_length, hdrptr, 4, end); | |
5710 | if (ll_length == 0xffffffff) | |
5711 | SAFE_BYTE_GET_AND_INC (ll_length, hdrptr, 8, end); | |
5712 | ||
5713 | SAFE_BYTE_GET_AND_INC (ll_version, hdrptr, 2, end); | |
5714 | if (ll_version != 5) | |
5715 | { | |
5716 | warn (_("The %s section contains corrupt or " | |
5717 | "unsupported version number: %d.\n"), | |
5718 | section->name, ll_version); | |
5719 | return 0; | |
5720 | } | |
5721 | ||
5722 | SAFE_BYTE_GET_AND_INC (address_size, hdrptr, 1, end); | |
5723 | ||
5724 | SAFE_BYTE_GET_AND_INC (segment_selector_size, hdrptr, 1, end); | |
5725 | if (segment_selector_size != 0) | |
5726 | { | |
5727 | warn (_("The %s section contains " | |
5728 | "unsupported segment selector size: %d.\n"), | |
5729 | section->name, segment_selector_size); | |
5730 | return 0; | |
5731 | } | |
5732 | ||
5733 | SAFE_BYTE_GET_AND_INC (offset_entry_count, hdrptr, 4, end); | |
5734 | if (offset_entry_count != 0) | |
5735 | { | |
5736 | warn (_("The %s section contains " | |
5737 | "unsupported offset entry count: %d.\n"), | |
5738 | section->name, offset_entry_count); | |
5739 | return 0; | |
5740 | } | |
5741 | ||
5742 | expected_start = hdrptr - section_begin; | |
5743 | } | |
5744 | ||
1febe64d NC |
5745 | if (load_debug_info (file) == 0) |
5746 | { | |
5747 | warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"), | |
5748 | section->name); | |
5749 | return 0; | |
5750 | } | |
19e6b90e L |
5751 | |
5752 | /* Check the order of location list in .debug_info section. If | |
5753 | offsets of location lists are in the ascending order, we can | |
5754 | use `debug_information' directly. */ | |
5755 | for (i = 0; i < num_debug_info_entries; i++) | |
5756 | { | |
5757 | unsigned int num; | |
5758 | ||
5759 | num = debug_information [i].num_loc_offsets; | |
51d0d03f JJ |
5760 | if (num > num_loc_list) |
5761 | num_loc_list = num; | |
19e6b90e L |
5762 | |
5763 | /* Check if we can use `debug_information' directly. */ | |
51d0d03f | 5764 | if (locs_sorted && num != 0) |
19e6b90e L |
5765 | { |
5766 | if (!seen_first_offset) | |
5767 | { | |
5768 | /* This is the first location list. */ | |
5769 | last_offset = debug_information [i].loc_offsets [0]; | |
9f272209 | 5770 | last_view = debug_information [i].loc_views [0]; |
19e6b90e L |
5771 | first = i; |
5772 | seen_first_offset = 1; | |
5773 | j = 1; | |
5774 | } | |
5775 | else | |
5776 | j = 0; | |
5777 | ||
5778 | for (; j < num; j++) | |
5779 | { | |
5780 | if (last_offset > | |
9f272209 AO |
5781 | debug_information [i].loc_offsets [j] |
5782 | || (last_offset == debug_information [i].loc_offsets [j] | |
5783 | && last_view > debug_information [i].loc_views [j])) | |
19e6b90e | 5784 | { |
51d0d03f | 5785 | locs_sorted = 0; |
19e6b90e L |
5786 | break; |
5787 | } | |
5788 | last_offset = debug_information [i].loc_offsets [j]; | |
9f272209 | 5789 | last_view = debug_information [i].loc_views [j]; |
19e6b90e L |
5790 | } |
5791 | } | |
5792 | } | |
5793 | ||
19e6b90e L |
5794 | if (!seen_first_offset) |
5795 | error (_("No location lists in .debug_info section!\n")); | |
5796 | ||
d4bfc77b | 5797 | if (debug_information [first].num_loc_offsets > 0 |
9f272209 AO |
5798 | && debug_information [first].loc_offsets [0] != expected_start |
5799 | && debug_information [first].loc_views [0] != expected_start) | |
47704ddf KT |
5800 | warn (_("Location lists in %s section start at 0x%s\n"), |
5801 | section->name, | |
5802 | dwarf_vmatoa ("x", debug_information [first].loc_offsets [0])); | |
19e6b90e | 5803 | |
51d0d03f JJ |
5804 | if (!locs_sorted) |
5805 | array = (unsigned int *) xcmalloc (num_loc_list, sizeof (unsigned int)); | |
19e6b90e | 5806 | printf (_("Contents of the %s section:\n\n"), section->name); |
d1c4b12b NC |
5807 | if (reloc_at (section, 0)) |
5808 | printf (_(" Warning: This section has relocations - addresses seen here may not be accurate.\n\n")); | |
5809 | printf (_(" Offset Begin End Expression\n")); | |
19e6b90e L |
5810 | |
5811 | seen_first_offset = 0; | |
5812 | for (i = first; i < num_debug_info_entries; i++) | |
5813 | { | |
9f272209 | 5814 | dwarf_vma offset, voffset; |
359ca075 | 5815 | dwarf_vma base_address; |
d1c4b12b | 5816 | unsigned int k; |
19e6b90e L |
5817 | int has_frame_base; |
5818 | ||
51d0d03f JJ |
5819 | if (!locs_sorted) |
5820 | { | |
5821 | for (k = 0; k < debug_information [i].num_loc_offsets; k++) | |
5822 | array[k] = k; | |
5823 | loc_offsets = debug_information [i].loc_offsets; | |
9f272209 | 5824 | loc_views = debug_information [i].loc_views; |
51d0d03f JJ |
5825 | qsort (array, debug_information [i].num_loc_offsets, |
5826 | sizeof (*array), loc_offsets_compar); | |
5827 | } | |
19e6b90e | 5828 | |
9f272209 | 5829 | int adjacent_view_loclists = 1; |
51d0d03f | 5830 | for (k = 0; k < debug_information [i].num_loc_offsets; k++) |
19e6b90e | 5831 | { |
51d0d03f JJ |
5832 | j = locs_sorted ? k : array[k]; |
5833 | if (k | |
9f272209 | 5834 | && (debug_information [i].loc_offsets [locs_sorted |
51d0d03f | 5835 | ? k - 1 : array [k - 1]] |
9f272209 AO |
5836 | == debug_information [i].loc_offsets [j]) |
5837 | && (debug_information [i].loc_views [locs_sorted | |
5838 | ? k - 1 : array [k - 1]] | |
5839 | == debug_information [i].loc_views [j])) | |
51d0d03f | 5840 | continue; |
19e6b90e | 5841 | has_frame_base = debug_information [i].have_frame_base [j]; |
d493b283 | 5842 | offset = debug_information [i].loc_offsets [j]; |
19e6b90e | 5843 | next = section_begin + offset; |
9f272209 AO |
5844 | voffset = debug_information [i].loc_views [j]; |
5845 | if (voffset != vm1) | |
5846 | vnext = section_begin + voffset; | |
5847 | else | |
5848 | vnext = NULL; | |
19e6b90e L |
5849 | base_address = debug_information [i].base_address; |
5850 | ||
9f272209 AO |
5851 | if (vnext && vnext < next) |
5852 | { | |
5853 | vstart = vnext; | |
5854 | display_view_pair_list (section, &vstart, i, next); | |
5855 | if (start == vnext) | |
5856 | start = vstart; | |
5857 | } | |
5858 | ||
5859 | if (!seen_first_offset || !adjacent_view_loclists) | |
19e6b90e L |
5860 | seen_first_offset = 1; |
5861 | else | |
5862 | { | |
5863 | if (start < next) | |
5864 | warn (_("There is a hole [0x%lx - 0x%lx] in .debug_loc section.\n"), | |
0af1713e | 5865 | (unsigned long) (start - section_begin), |
c8071705 | 5866 | (unsigned long) offset); |
19e6b90e L |
5867 | else if (start > next) |
5868 | warn (_("There is an overlap [0x%lx - 0x%lx] in .debug_loc section.\n"), | |
0af1713e | 5869 | (unsigned long) (start - section_begin), |
c8071705 | 5870 | (unsigned long) offset); |
19e6b90e L |
5871 | } |
5872 | start = next; | |
9f272209 | 5873 | vstart = vnext; |
19e6b90e L |
5874 | |
5875 | if (offset >= bytes) | |
5876 | { | |
5877 | warn (_("Offset 0x%lx is bigger than .debug_loc section size.\n"), | |
359ca075 | 5878 | (unsigned long) offset); |
19e6b90e L |
5879 | continue; |
5880 | } | |
5881 | ||
9f272209 AO |
5882 | if (vnext && voffset >= bytes) |
5883 | { | |
5884 | warn (_("View Offset 0x%lx is bigger than .debug_loc section size.\n"), | |
5885 | (unsigned long) voffset); | |
5886 | continue; | |
5887 | } | |
5888 | ||
77145576 JK |
5889 | if (!is_loclists) |
5890 | { | |
5891 | if (is_dwo) | |
5892 | display_loc_list_dwo (section, &start, i, offset, | |
9f272209 | 5893 | &vstart, has_frame_base); |
77145576 JK |
5894 | else |
5895 | display_loc_list (section, &start, i, offset, base_address, | |
9f272209 | 5896 | &vstart, has_frame_base); |
77145576 | 5897 | } |
b4eb7656 | 5898 | else |
77145576 JK |
5899 | { |
5900 | if (is_dwo) | |
5901 | warn (_("DWO is not yet supported.\n")); | |
5902 | else | |
5903 | display_loclists_list (section, &start, i, offset, base_address, | |
9f272209 AO |
5904 | &vstart, has_frame_base); |
5905 | } | |
5906 | ||
5907 | /* FIXME: this arrangement is quite simplistic. Nothing | |
5908 | requires locview lists to be adjacent to corresponding | |
5909 | loclists, and a single loclist could be augmented by | |
5910 | different locview lists, and vice-versa, unlikely as it | |
5911 | is that it would make sense to do so. Hopefully we'll | |
5912 | have view pair support built into loclists before we ever | |
5913 | need to address all these possibilities. */ | |
5914 | if (adjacent_view_loclists && vnext | |
5915 | && vnext != start && vstart != next) | |
5916 | { | |
5917 | adjacent_view_loclists = 0; | |
5918 | warn (_("Hole and overlap detection requires adjacent view lists and loclists.\n")); | |
77145576 | 5919 | } |
9f272209 AO |
5920 | |
5921 | if (vnext && vnext == start) | |
5922 | display_view_pair_list (section, &start, i, vstart); | |
19e6b90e L |
5923 | } |
5924 | } | |
031cd65f | 5925 | |
4723351a | 5926 | if (start < section->start + section->size) |
031cd65f | 5927 | warn (_("There are %ld unused bytes at the end of section %s\n"), |
4723351a | 5928 | (long) (section->start + section->size - start), section->name); |
98fb390a | 5929 | putchar ('\n'); |
51d0d03f | 5930 | free (array); |
19e6b90e L |
5931 | return 1; |
5932 | } | |
5933 | ||
5934 | static int | |
5935 | display_debug_str (struct dwarf_section *section, | |
5936 | void *file ATTRIBUTE_UNUSED) | |
5937 | { | |
5938 | unsigned char *start = section->start; | |
5939 | unsigned long bytes = section->size; | |
5940 | dwarf_vma addr = section->address; | |
5941 | ||
5942 | if (bytes == 0) | |
5943 | { | |
5944 | printf (_("\nThe %s section is empty.\n"), section->name); | |
5945 | return 0; | |
5946 | } | |
5947 | ||
5948 | printf (_("Contents of the %s section:\n\n"), section->name); | |
5949 | ||
5950 | while (bytes) | |
5951 | { | |
5952 | int j; | |
5953 | int k; | |
5954 | int lbytes; | |
5955 | ||
5956 | lbytes = (bytes > 16 ? 16 : bytes); | |
5957 | ||
5958 | printf (" 0x%8.8lx ", (unsigned long) addr); | |
5959 | ||
5960 | for (j = 0; j < 16; j++) | |
5961 | { | |
5962 | if (j < lbytes) | |
5963 | printf ("%2.2x", start[j]); | |
5964 | else | |
5965 | printf (" "); | |
5966 | ||
5967 | if ((j & 3) == 3) | |
5968 | printf (" "); | |
5969 | } | |
5970 | ||
5971 | for (j = 0; j < lbytes; j++) | |
5972 | { | |
5973 | k = start[j]; | |
5974 | if (k >= ' ' && k < 0x80) | |
5975 | printf ("%c", k); | |
5976 | else | |
5977 | printf ("."); | |
5978 | } | |
5979 | ||
5980 | putchar ('\n'); | |
5981 | ||
5982 | start += lbytes; | |
5983 | addr += lbytes; | |
5984 | bytes -= lbytes; | |
5985 | } | |
5986 | ||
5987 | putchar ('\n'); | |
5988 | ||
5989 | return 1; | |
5990 | } | |
5991 | ||
19e6b90e L |
5992 | static int |
5993 | display_debug_info (struct dwarf_section *section, void *file) | |
5994 | { | |
4723351a | 5995 | return process_debug_info (section, file, section->abbrev_sec, 0, 0); |
19e6b90e L |
5996 | } |
5997 | ||
2b6f5997 CC |
5998 | static int |
5999 | display_debug_types (struct dwarf_section *section, void *file) | |
6000 | { | |
4723351a | 6001 | return process_debug_info (section, file, section->abbrev_sec, 0, 1); |
6f875884 TG |
6002 | } |
6003 | ||
6004 | static int | |
6005 | display_trace_info (struct dwarf_section *section, void *file) | |
6006 | { | |
4723351a | 6007 | return process_debug_info (section, file, section->abbrev_sec, 0, 0); |
2b6f5997 | 6008 | } |
19e6b90e L |
6009 | |
6010 | static int | |
6011 | display_debug_aranges (struct dwarf_section *section, | |
6012 | void *file ATTRIBUTE_UNUSED) | |
6013 | { | |
6014 | unsigned char *start = section->start; | |
6015 | unsigned char *end = start + section->size; | |
6016 | ||
80c35038 | 6017 | printf (_("Contents of the %s section:\n\n"), section->name); |
19e6b90e | 6018 | |
6e3d6dc1 NC |
6019 | /* It does not matter if this load fails, |
6020 | we test for that later on. */ | |
6021 | load_debug_info (file); | |
6022 | ||
19e6b90e L |
6023 | while (start < end) |
6024 | { | |
6025 | unsigned char *hdrptr; | |
6026 | DWARF2_Internal_ARange arange; | |
91d6fa6a | 6027 | unsigned char *addr_ranges; |
2d9472a2 NC |
6028 | dwarf_vma length; |
6029 | dwarf_vma address; | |
53b8873b | 6030 | unsigned char address_size; |
19e6b90e | 6031 | int excess; |
bf5117e3 NC |
6032 | unsigned int offset_size; |
6033 | unsigned int initial_length_size; | |
19e6b90e L |
6034 | |
6035 | hdrptr = start; | |
6036 | ||
0c588247 | 6037 | SAFE_BYTE_GET_AND_INC (arange.ar_length, hdrptr, 4, end); |
19e6b90e L |
6038 | if (arange.ar_length == 0xffffffff) |
6039 | { | |
0c588247 | 6040 | SAFE_BYTE_GET_AND_INC (arange.ar_length, hdrptr, 8, end); |
19e6b90e L |
6041 | offset_size = 8; |
6042 | initial_length_size = 12; | |
6043 | } | |
6044 | else | |
6045 | { | |
6046 | offset_size = 4; | |
6047 | initial_length_size = 4; | |
6048 | } | |
6049 | ||
0c588247 NC |
6050 | SAFE_BYTE_GET_AND_INC (arange.ar_version, hdrptr, 2, end); |
6051 | SAFE_BYTE_GET_AND_INC (arange.ar_info_offset, hdrptr, offset_size, end); | |
19e6b90e | 6052 | |
6e3d6dc1 NC |
6053 | if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE |
6054 | && num_debug_info_entries > 0 | |
6055 | && find_debug_info_for_offset (arange.ar_info_offset) == NULL) | |
6056 | warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"), | |
47704ddf | 6057 | (unsigned long) arange.ar_info_offset, section->name); |
6e3d6dc1 | 6058 | |
0c588247 NC |
6059 | SAFE_BYTE_GET_AND_INC (arange.ar_pointer_size, hdrptr, 1, end); |
6060 | SAFE_BYTE_GET_AND_INC (arange.ar_segment_size, hdrptr, 1, end); | |
19e6b90e L |
6061 | |
6062 | if (arange.ar_version != 2 && arange.ar_version != 3) | |
6063 | { | |
67f101ee NC |
6064 | /* PR 19872: A version number of 0 probably means that there is |
6065 | padding at the end of the .debug_aranges section. Gold puts | |
6066 | it there when performing an incremental link, for example. | |
6067 | So do not generate a warning in this case. */ | |
6068 | if (arange.ar_version) | |
6069 | warn (_("Only DWARF 2 and 3 aranges are currently supported.\n")); | |
19e6b90e L |
6070 | break; |
6071 | } | |
6072 | ||
47704ddf KT |
6073 | printf (_(" Length: %ld\n"), |
6074 | (long) arange.ar_length); | |
19e6b90e | 6075 | printf (_(" Version: %d\n"), arange.ar_version); |
47704ddf KT |
6076 | printf (_(" Offset into .debug_info: 0x%lx\n"), |
6077 | (unsigned long) arange.ar_info_offset); | |
19e6b90e L |
6078 | printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size); |
6079 | printf (_(" Segment Size: %d\n"), arange.ar_segment_size); | |
6080 | ||
53b8873b NC |
6081 | address_size = arange.ar_pointer_size + arange.ar_segment_size; |
6082 | ||
f41e4712 NC |
6083 | /* PR 17512: file: 001-108546-0.001:0.1. */ |
6084 | if (address_size == 0 || address_size > 8) | |
b3681d67 L |
6085 | { |
6086 | error (_("Invalid address size in %s section!\n"), | |
6087 | section->name); | |
6088 | break; | |
6089 | } | |
6090 | ||
53b8873b NC |
6091 | /* The DWARF spec does not require that the address size be a power |
6092 | of two, but we do. This will have to change if we ever encounter | |
6093 | an uneven architecture. */ | |
6094 | if ((address_size & (address_size - 1)) != 0) | |
6095 | { | |
6096 | warn (_("Pointer size + Segment size is not a power of two.\n")); | |
6097 | break; | |
6098 | } | |
cecf136e | 6099 | |
209c9a13 NC |
6100 | if (address_size > 4) |
6101 | printf (_("\n Address Length\n")); | |
6102 | else | |
6103 | printf (_("\n Address Length\n")); | |
19e6b90e | 6104 | |
91d6fa6a | 6105 | addr_ranges = hdrptr; |
19e6b90e | 6106 | |
53b8873b NC |
6107 | /* Must pad to an alignment boundary that is twice the address size. */ |
6108 | excess = (hdrptr - start) % (2 * address_size); | |
19e6b90e | 6109 | if (excess) |
91d6fa6a | 6110 | addr_ranges += (2 * address_size) - excess; |
19e6b90e | 6111 | |
ffc0f143 NC |
6112 | hdrptr = start + arange.ar_length + initial_length_size; |
6113 | if (hdrptr < start || hdrptr > end) | |
6114 | { | |
6115 | error (_("Excessive header length: %lx\n"), (long) arange.ar_length); | |
6116 | break; | |
6117 | } | |
6118 | start = hdrptr; | |
1617e571 | 6119 | |
91d6fa6a | 6120 | while (addr_ranges + 2 * address_size <= start) |
19e6b90e | 6121 | { |
0c588247 NC |
6122 | SAFE_BYTE_GET_AND_INC (address, addr_ranges, address_size, end); |
6123 | SAFE_BYTE_GET_AND_INC (length, addr_ranges, address_size, end); | |
19e6b90e | 6124 | |
80c35038 | 6125 | printf (" "); |
2d9472a2 NC |
6126 | print_dwarf_vma (address, address_size); |
6127 | print_dwarf_vma (length, address_size); | |
6128 | putchar ('\n'); | |
19e6b90e | 6129 | } |
19e6b90e L |
6130 | } |
6131 | ||
6132 | printf ("\n"); | |
6133 | ||
6134 | return 1; | |
6135 | } | |
6136 | ||
4723351a CC |
6137 | /* Comparison function for qsort. */ |
6138 | static int | |
6139 | comp_addr_base (const void * v0, const void * v1) | |
6140 | { | |
6141 | debug_info * info0 = (debug_info *) v0; | |
6142 | debug_info * info1 = (debug_info *) v1; | |
6143 | return info0->addr_base - info1->addr_base; | |
6144 | } | |
6145 | ||
6146 | /* Display the debug_addr section. */ | |
6147 | static int | |
6148 | display_debug_addr (struct dwarf_section *section, | |
b4eb7656 | 6149 | void *file) |
4723351a CC |
6150 | { |
6151 | debug_info **debug_addr_info; | |
6152 | unsigned char *entry; | |
6153 | unsigned char *end; | |
6154 | unsigned int i; | |
6155 | unsigned int count; | |
6156 | ||
6157 | if (section->size == 0) | |
6158 | { | |
6159 | printf (_("\nThe %s section is empty.\n"), section->name); | |
6160 | return 0; | |
6161 | } | |
6162 | ||
6163 | if (load_debug_info (file) == 0) | |
6164 | { | |
6165 | warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"), | |
6166 | section->name); | |
6167 | return 0; | |
6168 | } | |
6169 | ||
6170 | printf (_("Contents of the %s section:\n\n"), section->name); | |
6171 | ||
1306a742 NC |
6172 | /* PR 17531: file: cf38d01b. |
6173 | We use xcalloc because a corrupt file may not have initialised all of the | |
6174 | fields in the debug_info structure, which means that the sort below might | |
6175 | try to move uninitialised data. */ | |
6176 | debug_addr_info = (debug_info **) xcalloc ((num_debug_info_entries + 1), | |
b4eb7656 | 6177 | sizeof (debug_info *)); |
4723351a CC |
6178 | |
6179 | count = 0; | |
6180 | for (i = 0; i < num_debug_info_entries; i++) | |
82b1b41b | 6181 | if (debug_information [i].addr_base != DEBUG_INFO_UNAVAILABLE) |
1306a742 NC |
6182 | { |
6183 | /* PR 17531: file: cf38d01b. */ | |
6184 | if (debug_information[i].addr_base >= section->size) | |
6185 | warn (_("Corrupt address base (%lx) found in debug section %u\n"), | |
6186 | (unsigned long) debug_information[i].addr_base, i); | |
6187 | else | |
6188 | debug_addr_info [count++] = debug_information + i; | |
6189 | } | |
4723351a CC |
6190 | |
6191 | /* Add a sentinel to make iteration convenient. */ | |
6192 | debug_addr_info [count] = (debug_info *) xmalloc (sizeof (debug_info)); | |
6193 | debug_addr_info [count]->addr_base = section->size; | |
4723351a | 6194 | qsort (debug_addr_info, count, sizeof (debug_info *), comp_addr_base); |
1306a742 | 6195 | |
4723351a CC |
6196 | for (i = 0; i < count; i++) |
6197 | { | |
6198 | unsigned int idx; | |
fab128ef | 6199 | unsigned int address_size = debug_addr_info [i]->pointer_size; |
4723351a CC |
6200 | |
6201 | printf (_(" For compilation unit at offset 0x%s:\n"), | |
b4eb7656 | 6202 | dwarf_vmatoa ("x", debug_addr_info [i]->cu_offset)); |
4723351a | 6203 | |
fab128ef | 6204 | printf (_("\tIndex\tAddress\n")); |
4723351a CC |
6205 | entry = section->start + debug_addr_info [i]->addr_base; |
6206 | end = section->start + debug_addr_info [i + 1]->addr_base; | |
6207 | idx = 0; | |
6208 | while (entry < end) | |
b4eb7656 AM |
6209 | { |
6210 | dwarf_vma base = byte_get (entry, address_size); | |
6211 | printf (_("\t%d:\t"), idx); | |
6212 | print_dwarf_vma (base, address_size); | |
6213 | printf ("\n"); | |
6214 | entry += address_size; | |
6215 | idx++; | |
6216 | } | |
4723351a CC |
6217 | } |
6218 | printf ("\n"); | |
6219 | ||
6220 | free (debug_addr_info); | |
6221 | return 1; | |
6222 | } | |
6223 | ||
6224 | /* Display the .debug_str_offsets and .debug_str_offsets.dwo sections. */ | |
6225 | static int | |
6226 | display_debug_str_offsets (struct dwarf_section *section, | |
b4eb7656 | 6227 | void *file ATTRIBUTE_UNUSED) |
4723351a CC |
6228 | { |
6229 | if (section->size == 0) | |
6230 | { | |
6231 | printf (_("\nThe %s section is empty.\n"), section->name); | |
6232 | return 0; | |
6233 | } | |
6234 | /* TODO: Dump the contents. This is made somewhat difficult by not knowing | |
6235 | what the offset size is for this section. */ | |
6236 | return 1; | |
6237 | } | |
6238 | ||
01a8f077 JK |
6239 | /* Each debug_information[x].range_lists[y] gets this representation for |
6240 | sorting purposes. */ | |
6241 | ||
6242 | struct range_entry | |
467c65bc NC |
6243 | { |
6244 | /* The debug_information[x].range_lists[y] value. */ | |
359ca075 | 6245 | dwarf_vma ranges_offset; |
01a8f077 | 6246 | |
467c65bc NC |
6247 | /* Original debug_information to find parameters of the data. */ |
6248 | debug_info *debug_info_p; | |
6249 | }; | |
01a8f077 JK |
6250 | |
6251 | /* Sort struct range_entry in ascending order of its RANGES_OFFSET. */ | |
6252 | ||
6253 | static int | |
6254 | range_entry_compar (const void *ap, const void *bp) | |
6255 | { | |
3f5e193b NC |
6256 | const struct range_entry *a_re = (const struct range_entry *) ap; |
6257 | const struct range_entry *b_re = (const struct range_entry *) bp; | |
359ca075 JK |
6258 | const dwarf_vma a = a_re->ranges_offset; |
6259 | const dwarf_vma b = b_re->ranges_offset; | |
01a8f077 JK |
6260 | |
6261 | return (a > b) - (b > a); | |
6262 | } | |
6263 | ||
77145576 JK |
6264 | static void |
6265 | display_debug_ranges_list (unsigned char *start, unsigned char *finish, | |
6266 | unsigned int pointer_size, unsigned long offset, | |
6267 | unsigned long base_address) | |
6268 | { | |
6269 | while (start < finish) | |
6270 | { | |
6271 | dwarf_vma begin; | |
6272 | dwarf_vma end; | |
6273 | ||
6274 | SAFE_BYTE_GET_AND_INC (begin, start, pointer_size, finish); | |
6275 | if (start >= finish) | |
6276 | break; | |
6277 | SAFE_SIGNED_BYTE_GET_AND_INC (end, start, pointer_size, finish); | |
6278 | ||
6279 | printf (" %8.8lx ", offset); | |
6280 | ||
6281 | if (begin == 0 && end == 0) | |
6282 | { | |
6283 | printf (_("<End of list>\n")); | |
6284 | break; | |
6285 | } | |
6286 | ||
6287 | /* Check base address specifiers. */ | |
6288 | if (is_max_address (begin, pointer_size) | |
6289 | && !is_max_address (end, pointer_size)) | |
6290 | { | |
6291 | base_address = end; | |
6292 | print_dwarf_vma (begin, pointer_size); | |
6293 | print_dwarf_vma (end, pointer_size); | |
6294 | printf ("(base address)\n"); | |
6295 | continue; | |
6296 | } | |
6297 | ||
6298 | print_dwarf_vma (begin + base_address, pointer_size); | |
6299 | print_dwarf_vma (end + base_address, pointer_size); | |
6300 | ||
6301 | if (begin == end) | |
6302 | fputs (_("(start == end)"), stdout); | |
6303 | else if (begin > end) | |
6304 | fputs (_("(start > end)"), stdout); | |
6305 | ||
6306 | putchar ('\n'); | |
6307 | } | |
6308 | } | |
6309 | ||
6310 | static void | |
6311 | display_debug_rnglists_list (unsigned char *start, unsigned char *finish, | |
6312 | unsigned int pointer_size, unsigned long offset, | |
6313 | unsigned long base_address) | |
6314 | { | |
6315 | unsigned char *next = start; | |
6316 | ||
6317 | while (1) | |
6318 | { | |
6319 | unsigned long off = offset + (start - next); | |
6320 | enum dwarf_range_list_entry rlet; | |
9dfd0db9 JK |
6321 | /* Initialize it due to a false compiler warning. */ |
6322 | dwarf_vma begin = -1, length, end = -1; | |
77145576 JK |
6323 | unsigned int bytes_read; |
6324 | ||
6325 | if (start + 1 > finish) | |
6326 | { | |
6327 | warn (_("Range list starting at offset 0x%lx is not terminated.\n"), | |
6328 | offset); | |
6329 | break; | |
6330 | } | |
6331 | ||
6332 | printf (" %8.8lx ", off); | |
6333 | ||
6334 | SAFE_BYTE_GET_AND_INC (rlet, start, 1, finish); | |
6335 | ||
6336 | switch (rlet) | |
6337 | { | |
6338 | case DW_RLE_end_of_list: | |
6339 | printf (_("<End of list>\n")); | |
6340 | break; | |
6341 | case DW_RLE_base_address: | |
6342 | SAFE_BYTE_GET_AND_INC (base_address, start, pointer_size, finish); | |
6343 | print_dwarf_vma (base_address, pointer_size); | |
6344 | printf (_("(base address)\n")); | |
6345 | break; | |
6346 | case DW_RLE_start_length: | |
6347 | SAFE_BYTE_GET_AND_INC (begin, start, pointer_size, finish); | |
6348 | length = read_uleb128 (start, &bytes_read, finish); | |
6349 | start += bytes_read; | |
6350 | end = begin + length; | |
6351 | break; | |
6352 | case DW_RLE_offset_pair: | |
6353 | begin = read_uleb128 (start, &bytes_read, finish); | |
6354 | start += bytes_read; | |
6355 | end = read_uleb128 (start, &bytes_read, finish); | |
6356 | start += bytes_read; | |
6357 | break; | |
6358 | case DW_RLE_start_end: | |
6359 | SAFE_BYTE_GET_AND_INC (begin, start, pointer_size, finish); | |
6360 | SAFE_BYTE_GET_AND_INC (end, start, pointer_size, finish); | |
6361 | break; | |
6362 | default: | |
6363 | error (_("Invalid range list entry type %d\n"), rlet); | |
6364 | rlet = DW_RLE_end_of_list; | |
6365 | break; | |
6366 | } | |
6367 | if (rlet == DW_RLE_end_of_list) | |
6368 | break; | |
6369 | if (rlet == DW_RLE_base_address) | |
6370 | continue; | |
6371 | ||
6372 | print_dwarf_vma (begin + base_address, pointer_size); | |
6373 | print_dwarf_vma (end + base_address, pointer_size); | |
6374 | ||
6375 | if (begin == end) | |
6376 | fputs (_("(start == end)"), stdout); | |
6377 | else if (begin > end) | |
6378 | fputs (_("(start > end)"), stdout); | |
6379 | ||
6380 | putchar ('\n'); | |
6381 | } | |
6382 | } | |
6383 | ||
19e6b90e L |
6384 | static int |
6385 | display_debug_ranges (struct dwarf_section *section, | |
6386 | void *file ATTRIBUTE_UNUSED) | |
6387 | { | |
6388 | unsigned char *start = section->start; | |
a2ff7a4b | 6389 | unsigned char *last_start = start; |
f6f0e17b | 6390 | unsigned long bytes = section->size; |
19e6b90e | 6391 | unsigned char *section_begin = start; |
f6f0e17b | 6392 | unsigned char *finish = start + bytes; |
01a8f077 JK |
6393 | unsigned int num_range_list, i; |
6394 | struct range_entry *range_entries, *range_entry_fill; | |
77145576 JK |
6395 | int is_rnglists = strstr (section->name, "debug_rnglists") != NULL; |
6396 | /* Initialize it due to a false compiler warning. */ | |
6397 | unsigned char address_size = 0; | |
19e6b90e | 6398 | |
19e6b90e L |
6399 | if (bytes == 0) |
6400 | { | |
6401 | printf (_("\nThe %s section is empty.\n"), section->name); | |
6402 | return 0; | |
6403 | } | |
6404 | ||
77145576 JK |
6405 | if (is_rnglists) |
6406 | { | |
6407 | dwarf_vma initial_length; | |
6408 | unsigned int initial_length_size; | |
6409 | unsigned char segment_selector_size; | |
6410 | unsigned int offset_size, offset_entry_count; | |
6411 | unsigned short version; | |
6412 | ||
6413 | /* Get and check the length of the block. */ | |
6414 | SAFE_BYTE_GET_AND_INC (initial_length, start, 4, finish); | |
6415 | ||
6416 | if (initial_length == 0xffffffff) | |
6417 | { | |
6418 | /* This section is 64-bit DWARF 3. */ | |
6419 | SAFE_BYTE_GET_AND_INC (initial_length, start, 8, finish); | |
6420 | offset_size = 8; | |
6421 | initial_length_size = 12; | |
6422 | } | |
6423 | else | |
6424 | { | |
6425 | offset_size = 4; | |
6426 | initial_length_size = 4; | |
6427 | } | |
6428 | ||
6429 | if (initial_length + initial_length_size > section->size) | |
6430 | { | |
6431 | /* If the length field has a relocation against it, then we should | |
6432 | not complain if it is inaccurate (and probably negative). | |
6433 | It is copied from .debug_line handling code. */ | |
6434 | if (reloc_at (section, (start - section->start) - offset_size)) | |
6435 | { | |
6436 | initial_length = (finish - start) - initial_length_size; | |
6437 | } | |
6438 | else | |
6439 | { | |
6440 | warn (_("The length field (0x%lx) in the debug_rnglists header is wrong - the section is too small\n"), | |
6441 | (long) initial_length); | |
6442 | return 0; | |
6443 | } | |
6444 | } | |
6445 | ||
6446 | /* Get and check the version number. */ | |
6447 | SAFE_BYTE_GET_AND_INC (version, start, 2, finish); | |
6448 | ||
6449 | if (version != 5) | |
6450 | { | |
6451 | warn (_("Only DWARF version 5 debug_rnglists info " | |
6452 | "is currently supported.\n")); | |
6453 | return 0; | |
6454 | } | |
6455 | ||
6456 | SAFE_BYTE_GET_AND_INC (address_size, start, 1, finish); | |
6457 | ||
6458 | SAFE_BYTE_GET_AND_INC (segment_selector_size, start, 1, finish); | |
6459 | if (segment_selector_size != 0) | |
6460 | { | |
6461 | warn (_("The %s section contains " | |
6462 | "unsupported segment selector size: %d.\n"), | |
6463 | section->name, segment_selector_size); | |
6464 | return 0; | |
6465 | } | |
6466 | ||
6467 | SAFE_BYTE_GET_AND_INC (offset_entry_count, start, 4, finish); | |
6468 | if (offset_entry_count != 0) | |
6469 | { | |
6470 | warn (_("The %s section contains " | |
6471 | "unsupported offset entry count: %u.\n"), | |
6472 | section->name, offset_entry_count); | |
6473 | return 0; | |
6474 | } | |
6475 | } | |
6476 | ||
1febe64d NC |
6477 | if (load_debug_info (file) == 0) |
6478 | { | |
6479 | warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"), | |
6480 | section->name); | |
6481 | return 0; | |
6482 | } | |
19e6b90e | 6483 | |
01a8f077 | 6484 | num_range_list = 0; |
19e6b90e | 6485 | for (i = 0; i < num_debug_info_entries; i++) |
01a8f077 | 6486 | num_range_list += debug_information [i].num_range_lists; |
19e6b90e | 6487 | |
01a8f077 | 6488 | if (num_range_list == 0) |
4723351a CC |
6489 | { |
6490 | /* This can happen when the file was compiled with -gsplit-debug | |
b4eb7656 | 6491 | which removes references to range lists from the primary .o file. */ |
4723351a CC |
6492 | printf (_("No range lists in .debug_info section.\n")); |
6493 | return 1; | |
6494 | } | |
19e6b90e | 6495 | |
3f5e193b NC |
6496 | range_entries = (struct range_entry *) |
6497 | xmalloc (sizeof (*range_entries) * num_range_list); | |
01a8f077 | 6498 | range_entry_fill = range_entries; |
19e6b90e | 6499 | |
01a8f077 JK |
6500 | for (i = 0; i < num_debug_info_entries; i++) |
6501 | { | |
6502 | debug_info *debug_info_p = &debug_information[i]; | |
6503 | unsigned int j; | |
6504 | ||
6505 | for (j = 0; j < debug_info_p->num_range_lists; j++) | |
6506 | { | |
6507 | range_entry_fill->ranges_offset = debug_info_p->range_lists[j]; | |
6508 | range_entry_fill->debug_info_p = debug_info_p; | |
6509 | range_entry_fill++; | |
19e6b90e L |
6510 | } |
6511 | } | |
6512 | ||
01a8f077 JK |
6513 | qsort (range_entries, num_range_list, sizeof (*range_entries), |
6514 | range_entry_compar); | |
19e6b90e | 6515 | |
d493b283 | 6516 | if (dwarf_check != 0 && range_entries[0].ranges_offset != 0) |
19e6b90e | 6517 | warn (_("Range lists in %s section start at 0x%lx\n"), |
359ca075 | 6518 | section->name, (unsigned long) range_entries[0].ranges_offset); |
19e6b90e L |
6519 | |
6520 | printf (_("Contents of the %s section:\n\n"), section->name); | |
6521 | printf (_(" Offset Begin End\n")); | |
6522 | ||
01a8f077 | 6523 | for (i = 0; i < num_range_list; i++) |
19e6b90e | 6524 | { |
01a8f077 JK |
6525 | struct range_entry *range_entry = &range_entries[i]; |
6526 | debug_info *debug_info_p = range_entry->debug_info_p; | |
19e6b90e | 6527 | unsigned int pointer_size; |
359ca075 | 6528 | dwarf_vma offset; |
01a8f077 | 6529 | unsigned char *next; |
359ca075 | 6530 | dwarf_vma base_address; |
19e6b90e | 6531 | |
77145576 | 6532 | pointer_size = (is_rnglists ? address_size : debug_info_p->pointer_size); |
d493b283 | 6533 | offset = range_entry->ranges_offset; |
01a8f077 JK |
6534 | next = section_begin + offset; |
6535 | base_address = debug_info_p->base_address; | |
cecf136e | 6536 | |
f41e4712 NC |
6537 | /* PR 17512: file: 001-101485-0.001:0.1. */ |
6538 | if (pointer_size < 2 || pointer_size > 8) | |
6539 | { | |
6540 | warn (_("Corrupt pointer size (%d) in debug entry at offset %8.8lx\n"), | |
359ca075 | 6541 | pointer_size, (unsigned long) offset); |
f41e4712 NC |
6542 | continue; |
6543 | } | |
b4eb7656 | 6544 | |
4723351a | 6545 | if (dwarf_check != 0 && i > 0) |
19e6b90e | 6546 | { |
01a8f077 JK |
6547 | if (start < next) |
6548 | warn (_("There is a hole [0x%lx - 0x%lx] in %s section.\n"), | |
6549 | (unsigned long) (start - section_begin), | |
6550 | (unsigned long) (next - section_begin), section->name); | |
6551 | else if (start > next) | |
a2ff7a4b AM |
6552 | { |
6553 | if (next == last_start) | |
6554 | continue; | |
6555 | warn (_("There is an overlap [0x%lx - 0x%lx] in %s section.\n"), | |
6556 | (unsigned long) (start - section_begin), | |
6557 | (unsigned long) (next - section_begin), section->name); | |
6558 | } | |
01a8f077 JK |
6559 | } |
6560 | start = next; | |
a2ff7a4b | 6561 | last_start = next; |
19e6b90e | 6562 | |
77145576 JK |
6563 | (is_rnglists ? display_debug_rnglists_list : display_debug_ranges_list) |
6564 | (start, finish, pointer_size, offset, base_address); | |
19e6b90e L |
6565 | } |
6566 | putchar ('\n'); | |
01a8f077 JK |
6567 | |
6568 | free (range_entries); | |
6569 | ||
19e6b90e L |
6570 | return 1; |
6571 | } | |
6572 | ||
6573 | typedef struct Frame_Chunk | |
6574 | { | |
6575 | struct Frame_Chunk *next; | |
6576 | unsigned char *chunk_start; | |
a1165289 | 6577 | unsigned int ncols; |
19e6b90e L |
6578 | /* DW_CFA_{undefined,same_value,offset,register,unreferenced} */ |
6579 | short int *col_type; | |
6580 | int *col_offset; | |
6581 | char *augmentation; | |
6582 | unsigned int code_factor; | |
6583 | int data_factor; | |
bf5117e3 NC |
6584 | dwarf_vma pc_begin; |
6585 | dwarf_vma pc_range; | |
19e6b90e | 6586 | int cfa_reg; |
c8071705 | 6587 | dwarf_vma cfa_offset; |
a1165289 | 6588 | unsigned int ra; |
19e6b90e L |
6589 | unsigned char fde_encoding; |
6590 | unsigned char cfa_exp; | |
604282a7 JJ |
6591 | unsigned char ptr_size; |
6592 | unsigned char segment_size; | |
19e6b90e L |
6593 | } |
6594 | Frame_Chunk; | |
6595 | ||
665ce1f6 L |
6596 | static const char *const *dwarf_regnames; |
6597 | static unsigned int dwarf_regnames_count; | |
6598 | ||
19e6b90e L |
6599 | /* A marker for a col_type that means this column was never referenced |
6600 | in the frame info. */ | |
6601 | #define DW_CFA_unreferenced (-1) | |
6602 | ||
a1165289 | 6603 | /* Return 0 if no more space is needed, 1 if more space is needed, |
665ce1f6 L |
6604 | -1 for invalid reg. */ |
6605 | ||
6606 | static int | |
6607 | frame_need_space (Frame_Chunk *fc, unsigned int reg) | |
19e6b90e | 6608 | { |
a1165289 | 6609 | unsigned int prev = fc->ncols; |
19e6b90e | 6610 | |
665ce1f6 L |
6611 | if (reg < (unsigned int) fc->ncols) |
6612 | return 0; | |
6613 | ||
6614 | if (dwarf_regnames_count | |
6615 | && reg > dwarf_regnames_count) | |
6616 | return -1; | |
19e6b90e L |
6617 | |
6618 | fc->ncols = reg + 1; | |
a1165289 NC |
6619 | /* PR 17512: file: 10450-2643-0.004. |
6620 | If reg == -1 then this can happen... */ | |
6621 | if (fc->ncols == 0) | |
6622 | return -1; | |
6623 | ||
06614111 NC |
6624 | /* PR 17512: file: 2844a11d. */ |
6625 | if (fc->ncols > 1024) | |
6626 | { | |
6627 | error (_("Unfeasibly large register number: %u\n"), reg); | |
6628 | fc->ncols = 0; | |
6629 | /* FIXME: 1024 is an arbitrary limit. Increase it if | |
6630 | we ever encounter a valid binary that exceeds it. */ | |
6631 | return -1; | |
6632 | } | |
6633 | ||
3f5e193b | 6634 | fc->col_type = (short int *) xcrealloc (fc->col_type, fc->ncols, |
b4eb7656 | 6635 | sizeof (short int)); |
3f5e193b | 6636 | fc->col_offset = (int *) xcrealloc (fc->col_offset, fc->ncols, sizeof (int)); |
b4eb7656 | 6637 | /* PR 17512: file:002-10025-0.005. */ |
041830e0 NC |
6638 | if (fc->col_type == NULL || fc->col_offset == NULL) |
6639 | { | |
6640 | error (_("Out of memory allocating %u columns in dwarf frame arrays\n"), | |
6641 | fc->ncols); | |
6642 | fc->ncols = 0; | |
6643 | return -1; | |
6644 | } | |
19e6b90e L |
6645 | |
6646 | while (prev < fc->ncols) | |
6647 | { | |
6648 | fc->col_type[prev] = DW_CFA_unreferenced; | |
6649 | fc->col_offset[prev] = 0; | |
6650 | prev++; | |
6651 | } | |
665ce1f6 | 6652 | return 1; |
19e6b90e L |
6653 | } |
6654 | ||
2dc4cec1 L |
6655 | static const char *const dwarf_regnames_i386[] = |
6656 | { | |
43234a1e L |
6657 | "eax", "ecx", "edx", "ebx", /* 0 - 3 */ |
6658 | "esp", "ebp", "esi", "edi", /* 4 - 7 */ | |
6659 | "eip", "eflags", NULL, /* 8 - 10 */ | |
6660 | "st0", "st1", "st2", "st3", /* 11 - 14 */ | |
6661 | "st4", "st5", "st6", "st7", /* 15 - 18 */ | |
6662 | NULL, NULL, /* 19 - 20 */ | |
6663 | "xmm0", "xmm1", "xmm2", "xmm3", /* 21 - 24 */ | |
6664 | "xmm4", "xmm5", "xmm6", "xmm7", /* 25 - 28 */ | |
6665 | "mm0", "mm1", "mm2", "mm3", /* 29 - 32 */ | |
6666 | "mm4", "mm5", "mm6", "mm7", /* 33 - 36 */ | |
6667 | "fcw", "fsw", "mxcsr", /* 37 - 39 */ | |
6668 | "es", "cs", "ss", "ds", "fs", "gs", NULL, NULL, /* 40 - 47 */ | |
6669 | "tr", "ldtr", /* 48 - 49 */ | |
6670 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 50 - 57 */ | |
6671 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 58 - 65 */ | |
6672 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 66 - 73 */ | |
6673 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 74 - 81 */ | |
6674 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 82 - 89 */ | |
6675 | NULL, NULL, NULL, /* 90 - 92 */ | |
6676 | "k0", "k1", "k2", "k3", "k4", "k5", "k6", "k7" /* 93 - 100 */ | |
2dc4cec1 L |
6677 | }; |
6678 | ||
3d875af5 L |
6679 | static const char *const dwarf_regnames_iamcu[] = |
6680 | { | |
6681 | "eax", "ecx", "edx", "ebx", /* 0 - 3 */ | |
6682 | "esp", "ebp", "esi", "edi", /* 4 - 7 */ | |
6683 | "eip", "eflags", NULL, /* 8 - 10 */ | |
6684 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 11 - 18 */ | |
6685 | NULL, NULL, /* 19 - 20 */ | |
6686 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 21 - 28 */ | |
6687 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 29 - 36 */ | |
6688 | NULL, NULL, NULL, /* 37 - 39 */ | |
6689 | "es", "cs", "ss", "ds", "fs", "gs", NULL, NULL, /* 40 - 47 */ | |
6690 | "tr", "ldtr", /* 48 - 49 */ | |
6691 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 50 - 57 */ | |
6692 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 58 - 65 */ | |
6693 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 66 - 73 */ | |
6694 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 74 - 81 */ | |
6695 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 82 - 89 */ | |
6696 | NULL, NULL, NULL, /* 90 - 92 */ | |
6697 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL /* 93 - 100 */ | |
6698 | }; | |
6699 | ||
b129eb0e RH |
6700 | void |
6701 | init_dwarf_regnames_i386 (void) | |
6702 | { | |
6703 | dwarf_regnames = dwarf_regnames_i386; | |
6704 | dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_i386); | |
6705 | } | |
6706 | ||
3d875af5 L |
6707 | void |
6708 | init_dwarf_regnames_iamcu (void) | |
6709 | { | |
6710 | dwarf_regnames = dwarf_regnames_iamcu; | |
6711 | dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_iamcu); | |
6712 | } | |
6713 | ||
2dc4cec1 L |
6714 | static const char *const dwarf_regnames_x86_64[] = |
6715 | { | |
6716 | "rax", "rdx", "rcx", "rbx", | |
6717 | "rsi", "rdi", "rbp", "rsp", | |
6718 | "r8", "r9", "r10", "r11", | |
6719 | "r12", "r13", "r14", "r15", | |
6720 | "rip", | |
6721 | "xmm0", "xmm1", "xmm2", "xmm3", | |
6722 | "xmm4", "xmm5", "xmm6", "xmm7", | |
6723 | "xmm8", "xmm9", "xmm10", "xmm11", | |
6724 | "xmm12", "xmm13", "xmm14", "xmm15", | |
6725 | "st0", "st1", "st2", "st3", | |
6726 | "st4", "st5", "st6", "st7", | |
6727 | "mm0", "mm1", "mm2", "mm3", | |
6728 | "mm4", "mm5", "mm6", "mm7", | |
6729 | "rflags", | |
6730 | "es", "cs", "ss", "ds", "fs", "gs", NULL, NULL, | |
6731 | "fs.base", "gs.base", NULL, NULL, | |
6732 | "tr", "ldtr", | |
43234a1e L |
6733 | "mxcsr", "fcw", "fsw", |
6734 | "xmm16", "xmm17", "xmm18", "xmm19", | |
6735 | "xmm20", "xmm21", "xmm22", "xmm23", | |
6736 | "xmm24", "xmm25", "xmm26", "xmm27", | |
6737 | "xmm28", "xmm29", "xmm30", "xmm31", | |
6738 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 83 - 90 */ | |
6739 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 91 - 98 */ | |
6740 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 99 - 106 */ | |
6741 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* 107 - 114 */ | |
6742 | NULL, NULL, NULL, /* 115 - 117 */ | |
6743 | "k0", "k1", "k2", "k3", "k4", "k5", "k6", "k7" | |
2dc4cec1 L |
6744 | }; |
6745 | ||
b129eb0e RH |
6746 | void |
6747 | init_dwarf_regnames_x86_64 (void) | |
6748 | { | |
6749 | dwarf_regnames = dwarf_regnames_x86_64; | |
6750 | dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_x86_64); | |
6751 | } | |
6752 | ||
4ee22035 RH |
6753 | static const char *const dwarf_regnames_aarch64[] = |
6754 | { | |
b4eb7656 AM |
6755 | "x0", "x1", "x2", "x3", "x4", "x5", "x6", "x7", |
6756 | "x8", "x9", "x10", "x11", "x12", "x13", "x14", "x15", | |
4ee22035 RH |
6757 | "x16", "x17", "x18", "x19", "x20", "x21", "x22", "x23", |
6758 | "x24", "x25", "x26", "x27", "x28", "x29", "x30", "sp", | |
6759 | NULL, "elr", NULL, NULL, NULL, NULL, NULL, NULL, | |
6760 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, | |
6761 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, | |
6762 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, | |
b4eb7656 AM |
6763 | "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", |
6764 | "v8", "v9", "v10", "v11", "v12", "v13", "v14", "v15", | |
4ee22035 RH |
6765 | "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", |
6766 | "v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31", | |
6767 | }; | |
6768 | ||
6769 | void | |
6770 | init_dwarf_regnames_aarch64 (void) | |
6771 | { | |
6772 | dwarf_regnames = dwarf_regnames_aarch64; | |
6773 | dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_aarch64); | |
6774 | } | |
6775 | ||
d6bb17b0 AA |
6776 | static const char *const dwarf_regnames_s390[] = |
6777 | { | |
6778 | /* Avoid saying "r5 (r5)", so omit the names of r0-r15. */ | |
6779 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, | |
6780 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, | |
6781 | "f0", "f2", "f4", "f6", "f1", "f3", "f5", "f7", | |
6782 | "f8", "f10", "f12", "f14", "f9", "f11", "f13", "f15", | |
6783 | "cr0", "cr1", "cr2", "cr3", "cr4", "cr5", "cr6", "cr7", | |
6784 | "cr8", "cr9", "cr10", "cr11", "cr12", "cr13", "cr14", "cr15", | |
6785 | "a0", "a1", "a2", "a3", "a4", "a5", "a6", "a7", | |
6786 | "a8", "a9", "a10", "a11", "a12", "a13", "a14", "a15", | |
6787 | "pswm", "pswa", | |
6788 | NULL, NULL, | |
6789 | "v16", "v18", "v20", "v22", "v17", "v19", "v21", "v23", | |
6790 | "v24", "v26", "v28", "v30", "v25", "v27", "v29", "v31", | |
6791 | }; | |
6792 | ||
6793 | void | |
6794 | init_dwarf_regnames_s390 (void) | |
6795 | { | |
6796 | dwarf_regnames = dwarf_regnames_s390; | |
6797 | dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_s390); | |
6798 | } | |
6799 | ||
2dc4cec1 L |
6800 | void |
6801 | init_dwarf_regnames (unsigned int e_machine) | |
6802 | { | |
6803 | switch (e_machine) | |
6804 | { | |
6805 | case EM_386: | |
b129eb0e | 6806 | init_dwarf_regnames_i386 (); |
2dc4cec1 L |
6807 | break; |
6808 | ||
3d875af5 L |
6809 | case EM_IAMCU: |
6810 | init_dwarf_regnames_iamcu (); | |
6811 | break; | |
6812 | ||
2dc4cec1 | 6813 | case EM_X86_64: |
7f502d6c | 6814 | case EM_L1OM: |
7a9068fe | 6815 | case EM_K1OM: |
b129eb0e | 6816 | init_dwarf_regnames_x86_64 (); |
2dc4cec1 L |
6817 | break; |
6818 | ||
4ee22035 RH |
6819 | case EM_AARCH64: |
6820 | init_dwarf_regnames_aarch64 (); | |
6821 | break; | |
6822 | ||
d6bb17b0 AA |
6823 | case EM_S390: |
6824 | init_dwarf_regnames_s390 (); | |
6825 | break; | |
6826 | ||
2dc4cec1 L |
6827 | default: |
6828 | break; | |
6829 | } | |
6830 | } | |
6831 | ||
6832 | static const char * | |
6833 | regname (unsigned int regno, int row) | |
6834 | { | |
6835 | static char reg[64]; | |
7f2c8a1d | 6836 | |
2dc4cec1 L |
6837 | if (dwarf_regnames |
6838 | && regno < dwarf_regnames_count | |
6839 | && dwarf_regnames [regno] != NULL) | |
6840 | { | |
6841 | if (row) | |
6842 | return dwarf_regnames [regno]; | |
6843 | snprintf (reg, sizeof (reg), "r%d (%s)", regno, | |
6844 | dwarf_regnames [regno]); | |
6845 | } | |
6846 | else | |
6847 | snprintf (reg, sizeof (reg), "r%d", regno); | |
6848 | return reg; | |
6849 | } | |
6850 | ||
19e6b90e | 6851 | static void |
a1165289 | 6852 | frame_display_row (Frame_Chunk *fc, int *need_col_headers, unsigned int *max_regs) |
19e6b90e | 6853 | { |
a1165289 | 6854 | unsigned int r; |
19e6b90e L |
6855 | char tmp[100]; |
6856 | ||
d8024a91 | 6857 | if (*max_regs != fc->ncols) |
19e6b90e L |
6858 | *max_regs = fc->ncols; |
6859 | ||
6860 | if (*need_col_headers) | |
6861 | { | |
91d6fa6a | 6862 | static const char *sloc = " LOC"; |
2dc4cec1 | 6863 | |
19e6b90e L |
6864 | *need_col_headers = 0; |
6865 | ||
91d6fa6a | 6866 | printf ("%-*s CFA ", eh_addr_size * 2, sloc); |
19e6b90e L |
6867 | |
6868 | for (r = 0; r < *max_regs; r++) | |
6869 | if (fc->col_type[r] != DW_CFA_unreferenced) | |
6870 | { | |
6871 | if (r == fc->ra) | |
50751e18 | 6872 | printf ("ra "); |
19e6b90e | 6873 | else |
2dc4cec1 | 6874 | printf ("%-5s ", regname (r, 1)); |
19e6b90e L |
6875 | } |
6876 | ||
6877 | printf ("\n"); | |
6878 | } | |
6879 | ||
bf5117e3 | 6880 | print_dwarf_vma (fc->pc_begin, eh_addr_size); |
19e6b90e L |
6881 | if (fc->cfa_exp) |
6882 | strcpy (tmp, "exp"); | |
6883 | else | |
c8071705 | 6884 | sprintf (tmp, "%s%+d", regname (fc->cfa_reg, 1), (int) fc->cfa_offset); |
19e6b90e L |
6885 | printf ("%-8s ", tmp); |
6886 | ||
6887 | for (r = 0; r < fc->ncols; r++) | |
6888 | { | |
6889 | if (fc->col_type[r] != DW_CFA_unreferenced) | |
6890 | { | |
6891 | switch (fc->col_type[r]) | |
6892 | { | |
6893 | case DW_CFA_undefined: | |
6894 | strcpy (tmp, "u"); | |
6895 | break; | |
6896 | case DW_CFA_same_value: | |
6897 | strcpy (tmp, "s"); | |
6898 | break; | |
6899 | case DW_CFA_offset: | |
6900 | sprintf (tmp, "c%+d", fc->col_offset[r]); | |
6901 | break; | |
12eae2d3 JJ |
6902 | case DW_CFA_val_offset: |
6903 | sprintf (tmp, "v%+d", fc->col_offset[r]); | |
6904 | break; | |
19e6b90e | 6905 | case DW_CFA_register: |
2dc4cec1 | 6906 | sprintf (tmp, "%s", regname (fc->col_offset[r], 0)); |
19e6b90e L |
6907 | break; |
6908 | case DW_CFA_expression: | |
6909 | strcpy (tmp, "exp"); | |
6910 | break; | |
12eae2d3 JJ |
6911 | case DW_CFA_val_expression: |
6912 | strcpy (tmp, "vexp"); | |
6913 | break; | |
19e6b90e L |
6914 | default: |
6915 | strcpy (tmp, "n/a"); | |
6916 | break; | |
6917 | } | |
2dc4cec1 | 6918 | printf ("%-5s ", tmp); |
19e6b90e L |
6919 | } |
6920 | } | |
6921 | printf ("\n"); | |
6922 | } | |
6923 | ||
49727e46 | 6924 | #define GET(VAR, N) SAFE_BYTE_GET_AND_INC (VAR, start, N, end) |
19e6b90e | 6925 | |
49727e46 AM |
6926 | static unsigned char * |
6927 | read_cie (unsigned char *start, unsigned char *end, | |
6928 | Frame_Chunk **p_cie, int *p_version, | |
6929 | unsigned long *p_aug_len, unsigned char **p_aug) | |
6930 | { | |
6931 | int version; | |
6932 | Frame_Chunk *fc; | |
6933 | unsigned int length_return; | |
6934 | unsigned char *augmentation_data = NULL; | |
6935 | unsigned long augmentation_data_len = 0; | |
6936 | ||
041830e0 | 6937 | * p_cie = NULL; |
f41e4712 NC |
6938 | /* PR 17512: file: 001-228113-0.004. */ |
6939 | if (start >= end) | |
6940 | return end; | |
6941 | ||
49727e46 AM |
6942 | fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk)); |
6943 | memset (fc, 0, sizeof (Frame_Chunk)); | |
6944 | ||
6945 | fc->col_type = (short int *) xmalloc (sizeof (short int)); | |
6946 | fc->col_offset = (int *) xmalloc (sizeof (int)); | |
6947 | ||
6948 | version = *start++; | |
6949 | ||
6950 | fc->augmentation = (char *) start; | |
f41e4712 NC |
6951 | /* PR 17512: file: 001-228113-0.004. |
6952 | Skip past augmentation name, but avoid running off the end of the data. */ | |
6953 | while (start < end) | |
6954 | if (* start ++ == '\0') | |
6955 | break; | |
6956 | if (start == end) | |
6957 | { | |
6958 | warn (_("No terminator for augmentation name\n")); | |
6959 | return start; | |
6960 | } | |
49727e46 AM |
6961 | |
6962 | if (strcmp (fc->augmentation, "eh") == 0) | |
6963 | start += eh_addr_size; | |
6964 | ||
6965 | if (version >= 4) | |
6966 | { | |
6967 | GET (fc->ptr_size, 1); | |
77ef8654 NC |
6968 | if (fc->ptr_size < 1 || fc->ptr_size > 8) |
6969 | { | |
6970 | warn (_("Invalid pointer size (%d) in CIE data\n"), fc->ptr_size); | |
6971 | return end; | |
6972 | } | |
6973 | ||
49727e46 | 6974 | GET (fc->segment_size, 1); |
77ef8654 NC |
6975 | /* PR 17512: file: e99d2804. */ |
6976 | if (fc->segment_size > 8 || fc->segment_size + fc->ptr_size > 8) | |
6977 | { | |
6978 | warn (_("Invalid segment size (%d) in CIE data\n"), fc->segment_size); | |
6979 | return end; | |
6980 | } | |
6981 | ||
49727e46 AM |
6982 | eh_addr_size = fc->ptr_size; |
6983 | } | |
6984 | else | |
6985 | { | |
6986 | fc->ptr_size = eh_addr_size; | |
6987 | fc->segment_size = 0; | |
6988 | } | |
7f2c8a1d NC |
6989 | READ_ULEB (fc->code_factor); |
6990 | READ_SLEB (fc->data_factor); | |
49727e46 AM |
6991 | if (version == 1) |
6992 | { | |
6993 | GET (fc->ra, 1); | |
6994 | } | |
6995 | else | |
6996 | { | |
7f2c8a1d | 6997 | READ_ULEB (fc->ra); |
49727e46 AM |
6998 | } |
6999 | ||
7000 | if (fc->augmentation[0] == 'z') | |
7001 | { | |
7f2c8a1d | 7002 | READ_ULEB (augmentation_data_len); |
49727e46 AM |
7003 | augmentation_data = start; |
7004 | start += augmentation_data_len; | |
a1165289 NC |
7005 | /* PR 17512: file: 11042-2589-0.004. */ |
7006 | if (start > end) | |
7007 | { | |
7f2c8a1d NC |
7008 | warn (_("Augmentation data too long: %#lx, expected at most %#lx\n"), |
7009 | augmentation_data_len, (long)((end - start) + augmentation_data_len)); | |
a1165289 NC |
7010 | return end; |
7011 | } | |
49727e46 AM |
7012 | } |
7013 | ||
7014 | if (augmentation_data_len) | |
7015 | { | |
058037d3 NC |
7016 | unsigned char *p; |
7017 | unsigned char *q; | |
7018 | unsigned char *qend; | |
b4eb7656 | 7019 | |
49727e46 AM |
7020 | p = (unsigned char *) fc->augmentation + 1; |
7021 | q = augmentation_data; | |
058037d3 NC |
7022 | qend = q + augmentation_data_len; |
7023 | ||
7024 | /* PR 17531: file: 015adfaa. */ | |
7025 | if (qend < q) | |
7026 | { | |
7027 | warn (_("Negative augmentation data length: 0x%lx"), augmentation_data_len); | |
7028 | augmentation_data_len = 0; | |
7029 | } | |
49727e46 | 7030 | |
a1165289 | 7031 | while (p < end && q < augmentation_data + augmentation_data_len) |
49727e46 AM |
7032 | { |
7033 | if (*p == 'L') | |
7034 | q++; | |
7035 | else if (*p == 'P') | |
7036 | q += 1 + size_of_encoded_value (*q); | |
7037 | else if (*p == 'R') | |
7038 | fc->fde_encoding = *q++; | |
7039 | else if (*p == 'S') | |
7040 | ; | |
7041 | else | |
7042 | break; | |
7043 | p++; | |
7044 | } | |
c361b9ac NC |
7045 | /* Note - it is OK if this loop terminates with q < qend. |
7046 | Padding may have been inserted to align the end of the CIE. */ | |
49727e46 AM |
7047 | } |
7048 | ||
7049 | *p_cie = fc; | |
7050 | if (p_version) | |
7051 | *p_version = version; | |
7052 | if (p_aug_len) | |
7053 | { | |
7054 | *p_aug_len = augmentation_data_len; | |
7055 | *p_aug = augmentation_data; | |
7056 | } | |
7057 | return start; | |
7058 | } | |
7059 | ||
19e6b90e L |
7060 | static int |
7061 | display_debug_frames (struct dwarf_section *section, | |
7062 | void *file ATTRIBUTE_UNUSED) | |
7063 | { | |
7064 | unsigned char *start = section->start; | |
7065 | unsigned char *end = start + section->size; | |
7066 | unsigned char *section_start = start; | |
49727e46 | 7067 | Frame_Chunk *chunks = 0, *forward_refs = 0; |
19e6b90e L |
7068 | Frame_Chunk *remembered_state = 0; |
7069 | Frame_Chunk *rs; | |
7070 | int is_eh = strcmp (section->name, ".eh_frame") == 0; | |
7071 | unsigned int length_return; | |
a1165289 | 7072 | unsigned int max_regs = 0; |
665ce1f6 | 7073 | const char *bad_reg = _("bad register: "); |
77ef8654 | 7074 | unsigned int saved_eh_addr_size = eh_addr_size; |
19e6b90e | 7075 | |
80c35038 | 7076 | printf (_("Contents of the %s section:\n"), section->name); |
19e6b90e L |
7077 | |
7078 | while (start < end) | |
7079 | { | |
7080 | unsigned char *saved_start; | |
7081 | unsigned char *block_end; | |
bf5117e3 NC |
7082 | dwarf_vma length; |
7083 | dwarf_vma cie_id; | |
19e6b90e L |
7084 | Frame_Chunk *fc; |
7085 | Frame_Chunk *cie; | |
7086 | int need_col_headers = 1; | |
7087 | unsigned char *augmentation_data = NULL; | |
7088 | unsigned long augmentation_data_len = 0; | |
bf5117e3 NC |
7089 | unsigned int encoded_ptr_size = saved_eh_addr_size; |
7090 | unsigned int offset_size; | |
7091 | unsigned int initial_length_size; | |
5b6312fd | 7092 | bfd_boolean all_nops; |
19e6b90e L |
7093 | |
7094 | saved_start = start; | |
19e6b90e | 7095 | |
0c588247 | 7096 | SAFE_BYTE_GET_AND_INC (length, start, 4, end); |
041830e0 | 7097 | |
19e6b90e L |
7098 | if (length == 0) |
7099 | { | |
7100 | printf ("\n%08lx ZERO terminator\n\n", | |
7101 | (unsigned long)(saved_start - section_start)); | |
6937bb54 NC |
7102 | /* Skip any zero terminators that directly follow. |
7103 | A corrupt section size could have loaded a whole | |
7104 | slew of zero filled memory bytes. eg | |
7105 | PR 17512: file: 070-19381-0.004. */ | |
7106 | while (start < end && * start == 0) | |
7107 | ++ start; | |
b758e50f | 7108 | continue; |
19e6b90e L |
7109 | } |
7110 | ||
7111 | if (length == 0xffffffff) | |
7112 | { | |
0c588247 | 7113 | SAFE_BYTE_GET_AND_INC (length, start, 8, end); |
19e6b90e L |
7114 | offset_size = 8; |
7115 | initial_length_size = 12; | |
7116 | } | |
7117 | else | |
7118 | { | |
7119 | offset_size = 4; | |
7120 | initial_length_size = 4; | |
7121 | } | |
7122 | ||
7123 | block_end = saved_start + length + initial_length_size; | |
041830e0 | 7124 | if (block_end > end || block_end < start) |
53b8873b | 7125 | { |
bf5117e3 NC |
7126 | warn ("Invalid length 0x%s in FDE at %#08lx\n", |
7127 | dwarf_vmatoa_1 (NULL, length, offset_size), | |
7128 | (unsigned long) (saved_start - section_start)); | |
53b8873b NC |
7129 | block_end = end; |
7130 | } | |
0c588247 NC |
7131 | |
7132 | SAFE_BYTE_GET_AND_INC (cie_id, start, offset_size, end); | |
19e6b90e | 7133 | |
846a11e4 NC |
7134 | if (is_eh ? (cie_id == 0) : ((offset_size == 4 && cie_id == DW_CIE_ID) |
7135 | || (offset_size == 8 && cie_id == DW64_CIE_ID))) | |
19e6b90e L |
7136 | { |
7137 | int version; | |
a1165289 | 7138 | unsigned int mreg; |
19e6b90e | 7139 | |
49727e46 AM |
7140 | start = read_cie (start, end, &cie, &version, |
7141 | &augmentation_data_len, &augmentation_data); | |
041830e0 NC |
7142 | /* PR 17512: file: 027-135133-0.005. */ |
7143 | if (cie == NULL) | |
7144 | break; | |
a1165289 | 7145 | |
49727e46 | 7146 | fc = cie; |
19e6b90e L |
7147 | fc->next = chunks; |
7148 | chunks = fc; | |
7149 | fc->chunk_start = saved_start; | |
a1165289 | 7150 | mreg = max_regs > 0 ? max_regs - 1 : 0; |
49727e46 AM |
7151 | if (mreg < fc->ra) |
7152 | mreg = fc->ra; | |
06614111 NC |
7153 | if (frame_need_space (fc, mreg) < 0) |
7154 | break; | |
49727e46 AM |
7155 | if (fc->fde_encoding) |
7156 | encoded_ptr_size = size_of_encoded_value (fc->fde_encoding); | |
19e6b90e | 7157 | |
bf5117e3 NC |
7158 | printf ("\n%08lx ", (unsigned long) (saved_start - section_start)); |
7159 | print_dwarf_vma (length, fc->ptr_size); | |
9c41109d | 7160 | print_dwarf_vma (cie_id, offset_size); |
bf5117e3 | 7161 | |
19e6b90e | 7162 | if (do_debug_frames_interp) |
bf5117e3 NC |
7163 | { |
7164 | printf ("CIE \"%s\" cf=%d df=%d ra=%d\n", fc->augmentation, | |
7165 | fc->code_factor, fc->data_factor, fc->ra); | |
7166 | } | |
19e6b90e L |
7167 | else |
7168 | { | |
bf5117e3 | 7169 | printf ("CIE\n"); |
19e6b90e L |
7170 | printf (" Version: %d\n", version); |
7171 | printf (" Augmentation: \"%s\"\n", fc->augmentation); | |
604282a7 JJ |
7172 | if (version >= 4) |
7173 | { | |
7174 | printf (" Pointer Size: %u\n", fc->ptr_size); | |
7175 | printf (" Segment Size: %u\n", fc->segment_size); | |
7176 | } | |
19e6b90e L |
7177 | printf (" Code alignment factor: %u\n", fc->code_factor); |
7178 | printf (" Data alignment factor: %d\n", fc->data_factor); | |
7179 | printf (" Return address column: %d\n", fc->ra); | |
7180 | ||
7181 | if (augmentation_data_len) | |
7182 | { | |
7183 | unsigned long i; | |
a1165289 | 7184 | |
19e6b90e L |
7185 | printf (" Augmentation data: "); |
7186 | for (i = 0; i < augmentation_data_len; ++i) | |
a1165289 NC |
7187 | /* FIXME: If do_wide is FALSE, then we should |
7188 | add carriage returns at 80 columns... */ | |
19e6b90e L |
7189 | printf (" %02x", augmentation_data[i]); |
7190 | putchar ('\n'); | |
7191 | } | |
7192 | putchar ('\n'); | |
7193 | } | |
19e6b90e L |
7194 | } |
7195 | else | |
7196 | { | |
7197 | unsigned char *look_for; | |
7198 | static Frame_Chunk fde_fc; | |
604282a7 | 7199 | unsigned long segment_selector; |
19e6b90e | 7200 | |
49727e46 AM |
7201 | if (is_eh) |
7202 | { | |
7203 | dwarf_vma sign = (dwarf_vma) 1 << (offset_size * 8 - 1); | |
7204 | look_for = start - 4 - ((cie_id ^ sign) - sign); | |
7205 | } | |
7206 | else | |
7207 | look_for = section_start + cie_id; | |
19e6b90e | 7208 | |
49727e46 AM |
7209 | if (look_for <= saved_start) |
7210 | { | |
7211 | for (cie = chunks; cie ; cie = cie->next) | |
7212 | if (cie->chunk_start == look_for) | |
7213 | break; | |
7214 | } | |
7215 | else | |
7216 | { | |
7217 | for (cie = forward_refs; cie ; cie = cie->next) | |
7218 | if (cie->chunk_start == look_for) | |
7219 | break; | |
7220 | if (!cie) | |
7221 | { | |
7222 | unsigned int off_size; | |
7223 | unsigned char *cie_scan; | |
19e6b90e | 7224 | |
49727e46 AM |
7225 | cie_scan = look_for; |
7226 | off_size = 4; | |
7227 | SAFE_BYTE_GET_AND_INC (length, cie_scan, 4, end); | |
7228 | if (length == 0xffffffff) | |
7229 | { | |
7230 | SAFE_BYTE_GET_AND_INC (length, cie_scan, 8, end); | |
7231 | off_size = 8; | |
7232 | } | |
7233 | if (length != 0) | |
7234 | { | |
7235 | dwarf_vma c_id; | |
7236 | ||
7237 | SAFE_BYTE_GET_AND_INC (c_id, cie_scan, off_size, end); | |
7238 | if (is_eh | |
7239 | ? c_id == 0 | |
7240 | : ((off_size == 4 && c_id == DW_CIE_ID) | |
7241 | || (off_size == 8 && c_id == DW64_CIE_ID))) | |
7242 | { | |
7243 | int version; | |
a1165289 | 7244 | unsigned int mreg; |
49727e46 AM |
7245 | |
7246 | read_cie (cie_scan, end, &cie, &version, | |
7247 | &augmentation_data_len, &augmentation_data); | |
a1165289 NC |
7248 | /* PR 17512: file: 3450-2098-0.004. */ |
7249 | if (cie == NULL) | |
7250 | { | |
7251 | warn (_("Failed to read CIE information\n")); | |
7252 | break; | |
7253 | } | |
49727e46 AM |
7254 | cie->next = forward_refs; |
7255 | forward_refs = cie; | |
7256 | cie->chunk_start = look_for; | |
a1165289 | 7257 | mreg = max_regs > 0 ? max_regs - 1 : 0; |
49727e46 AM |
7258 | if (mreg < cie->ra) |
7259 | mreg = cie->ra; | |
06614111 NC |
7260 | if (frame_need_space (cie, mreg) < 0) |
7261 | { | |
7262 | warn (_("Invalid max register\n")); | |
7263 | break; | |
7264 | } | |
49727e46 AM |
7265 | if (cie->fde_encoding) |
7266 | encoded_ptr_size | |
7267 | = size_of_encoded_value (cie->fde_encoding); | |
7268 | } | |
7269 | } | |
7270 | } | |
7271 | } | |
7272 | ||
7273 | fc = &fde_fc; | |
7274 | memset (fc, 0, sizeof (Frame_Chunk)); | |
19e6b90e L |
7275 | |
7276 | if (!cie) | |
7277 | { | |
bf5117e3 NC |
7278 | warn ("Invalid CIE pointer 0x%s in FDE at %#08lx\n", |
7279 | dwarf_vmatoa_1 (NULL, cie_id, offset_size), | |
7280 | (unsigned long) (saved_start - section_start)); | |
19e6b90e | 7281 | fc->ncols = 0; |
3f5e193b NC |
7282 | fc->col_type = (short int *) xmalloc (sizeof (short int)); |
7283 | fc->col_offset = (int *) xmalloc (sizeof (int)); | |
06614111 NC |
7284 | if (frame_need_space (fc, max_regs > 0 ? max_regs - 1 : 0) < 0) |
7285 | { | |
7286 | warn (_("Invalid max register\n")); | |
7287 | break; | |
7288 | } | |
19e6b90e L |
7289 | cie = fc; |
7290 | fc->augmentation = ""; | |
7291 | fc->fde_encoding = 0; | |
604282a7 JJ |
7292 | fc->ptr_size = eh_addr_size; |
7293 | fc->segment_size = 0; | |
19e6b90e L |
7294 | } |
7295 | else | |
7296 | { | |
7297 | fc->ncols = cie->ncols; | |
3f5e193b NC |
7298 | fc->col_type = (short int *) xcmalloc (fc->ncols, sizeof (short int)); |
7299 | fc->col_offset = (int *) xcmalloc (fc->ncols, sizeof (int)); | |
19e6b90e L |
7300 | memcpy (fc->col_type, cie->col_type, fc->ncols * sizeof (short int)); |
7301 | memcpy (fc->col_offset, cie->col_offset, fc->ncols * sizeof (int)); | |
7302 | fc->augmentation = cie->augmentation; | |
604282a7 JJ |
7303 | fc->ptr_size = cie->ptr_size; |
7304 | eh_addr_size = cie->ptr_size; | |
7305 | fc->segment_size = cie->segment_size; | |
19e6b90e L |
7306 | fc->code_factor = cie->code_factor; |
7307 | fc->data_factor = cie->data_factor; | |
7308 | fc->cfa_reg = cie->cfa_reg; | |
7309 | fc->cfa_offset = cie->cfa_offset; | |
7310 | fc->ra = cie->ra; | |
06614111 NC |
7311 | if (frame_need_space (fc, max_regs > 0 ? max_regs - 1: 0) < 0) |
7312 | { | |
7313 | warn (_("Invalid max register\n")); | |
7314 | break; | |
7315 | } | |
19e6b90e L |
7316 | fc->fde_encoding = cie->fde_encoding; |
7317 | } | |
7318 | ||
7319 | if (fc->fde_encoding) | |
7320 | encoded_ptr_size = size_of_encoded_value (fc->fde_encoding); | |
7321 | ||
604282a7 JJ |
7322 | segment_selector = 0; |
7323 | if (fc->segment_size) | |
c8071705 NC |
7324 | { |
7325 | if (fc->segment_size > sizeof (segment_selector)) | |
7326 | { | |
7327 | /* PR 17512: file: 9e196b3e. */ | |
7328 | warn (_("Probably corrupt segment size: %d - using 4 instead\n"), fc->segment_size); | |
7329 | fc->segment_size = 4; | |
7330 | } | |
7331 | SAFE_BYTE_GET_AND_INC (segment_selector, start, fc->segment_size, end); | |
7332 | } | |
041830e0 NC |
7333 | |
7334 | fc->pc_begin = get_encoded_value (&start, fc->fde_encoding, section, end); | |
19e6b90e | 7335 | |
0c588247 NC |
7336 | /* FIXME: It appears that sometimes the final pc_range value is |
7337 | encoded in less than encoded_ptr_size bytes. See the x86_64 | |
7338 | run of the "objcopy on compressed debug sections" test for an | |
7339 | example of this. */ | |
7340 | SAFE_BYTE_GET_AND_INC (fc->pc_range, start, encoded_ptr_size, end); | |
bf5117e3 | 7341 | |
19e6b90e L |
7342 | if (cie->augmentation[0] == 'z') |
7343 | { | |
7f2c8a1d | 7344 | READ_ULEB (augmentation_data_len); |
19e6b90e L |
7345 | augmentation_data = start; |
7346 | start += augmentation_data_len; | |
0a9d414a | 7347 | /* PR 17512: file: 722-8446-0.004. */ |
53774b7e | 7348 | if (start >= end || ((signed long) augmentation_data_len) < 0) |
0a9d414a NC |
7349 | { |
7350 | warn (_("Corrupt augmentation data length: %lx\n"), | |
7351 | augmentation_data_len); | |
7352 | start = end; | |
7353 | augmentation_data = NULL; | |
7354 | augmentation_data_len = 0; | |
7355 | } | |
19e6b90e L |
7356 | } |
7357 | ||
bf5117e3 NC |
7358 | printf ("\n%08lx %s %s FDE cie=%08lx pc=", |
7359 | (unsigned long)(saved_start - section_start), | |
7360 | dwarf_vmatoa_1 (NULL, length, fc->ptr_size), | |
9c41109d | 7361 | dwarf_vmatoa_1 (NULL, cie_id, offset_size), |
604282a7 | 7362 | (unsigned long)(cie->chunk_start - section_start)); |
bf5117e3 | 7363 | |
604282a7 JJ |
7364 | if (fc->segment_size) |
7365 | printf ("%04lx:", segment_selector); | |
bf5117e3 NC |
7366 | |
7367 | printf ("%s..%s\n", | |
7368 | dwarf_vmatoa_1 (NULL, fc->pc_begin, fc->ptr_size), | |
7369 | dwarf_vmatoa_1 (NULL, fc->pc_begin + fc->pc_range, fc->ptr_size)); | |
7370 | ||
19e6b90e L |
7371 | if (! do_debug_frames_interp && augmentation_data_len) |
7372 | { | |
7373 | unsigned long i; | |
7374 | ||
7375 | printf (" Augmentation data: "); | |
7376 | for (i = 0; i < augmentation_data_len; ++i) | |
7377 | printf (" %02x", augmentation_data[i]); | |
7378 | putchar ('\n'); | |
7379 | putchar ('\n'); | |
7380 | } | |
7381 | } | |
7382 | ||
7383 | /* At this point, fc is the current chunk, cie (if any) is set, and | |
7384 | we're about to interpret instructions for the chunk. */ | |
7385 | /* ??? At present we need to do this always, since this sizes the | |
7386 | fc->col_type and fc->col_offset arrays, which we write into always. | |
7387 | We should probably split the interpreted and non-interpreted bits | |
7388 | into two different routines, since there's so much that doesn't | |
7389 | really overlap between them. */ | |
7390 | if (1 || do_debug_frames_interp) | |
7391 | { | |
7392 | /* Start by making a pass over the chunk, allocating storage | |
7393 | and taking note of what registers are used. */ | |
7394 | unsigned char *tmp = start; | |
7395 | ||
7396 | while (start < block_end) | |
7397 | { | |
041830e0 NC |
7398 | unsigned int reg, op, opa; |
7399 | unsigned long temp; | |
5929c344 | 7400 | unsigned char * new_start; |
19e6b90e L |
7401 | |
7402 | op = *start++; | |
7403 | opa = op & 0x3f; | |
7404 | if (op & 0xc0) | |
7405 | op &= 0xc0; | |
7406 | ||
7407 | /* Warning: if you add any more cases to this switch, be | |
7408 | sure to add them to the corresponding switch below. */ | |
7409 | switch (op) | |
7410 | { | |
7411 | case DW_CFA_advance_loc: | |
7412 | break; | |
7413 | case DW_CFA_offset: | |
7f2c8a1d | 7414 | SKIP_ULEB (); |
665ce1f6 L |
7415 | if (frame_need_space (fc, opa) >= 0) |
7416 | fc->col_type[opa] = DW_CFA_undefined; | |
19e6b90e L |
7417 | break; |
7418 | case DW_CFA_restore: | |
665ce1f6 L |
7419 | if (frame_need_space (fc, opa) >= 0) |
7420 | fc->col_type[opa] = DW_CFA_undefined; | |
19e6b90e L |
7421 | break; |
7422 | case DW_CFA_set_loc: | |
7423 | start += encoded_ptr_size; | |
7424 | break; | |
7425 | case DW_CFA_advance_loc1: | |
7426 | start += 1; | |
7427 | break; | |
7428 | case DW_CFA_advance_loc2: | |
7429 | start += 2; | |
7430 | break; | |
7431 | case DW_CFA_advance_loc4: | |
7432 | start += 4; | |
7433 | break; | |
7434 | case DW_CFA_offset_extended: | |
12eae2d3 | 7435 | case DW_CFA_val_offset: |
7f2c8a1d NC |
7436 | READ_ULEB (reg); |
7437 | SKIP_ULEB (); | |
665ce1f6 L |
7438 | if (frame_need_space (fc, reg) >= 0) |
7439 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
7440 | break; |
7441 | case DW_CFA_restore_extended: | |
7f2c8a1d | 7442 | READ_ULEB (reg); |
665ce1f6 L |
7443 | if (frame_need_space (fc, reg) >= 0) |
7444 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
7445 | break; |
7446 | case DW_CFA_undefined: | |
7f2c8a1d | 7447 | READ_ULEB (reg); |
665ce1f6 L |
7448 | if (frame_need_space (fc, reg) >= 0) |
7449 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
7450 | break; |
7451 | case DW_CFA_same_value: | |
7f2c8a1d | 7452 | READ_ULEB (reg); |
665ce1f6 L |
7453 | if (frame_need_space (fc, reg) >= 0) |
7454 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
7455 | break; |
7456 | case DW_CFA_register: | |
7f2c8a1d NC |
7457 | READ_ULEB (reg); |
7458 | SKIP_ULEB (); | |
665ce1f6 L |
7459 | if (frame_need_space (fc, reg) >= 0) |
7460 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
7461 | break; |
7462 | case DW_CFA_def_cfa: | |
7f2c8a1d NC |
7463 | SKIP_ULEB (); |
7464 | SKIP_ULEB (); | |
19e6b90e L |
7465 | break; |
7466 | case DW_CFA_def_cfa_register: | |
7f2c8a1d | 7467 | SKIP_ULEB (); |
19e6b90e L |
7468 | break; |
7469 | case DW_CFA_def_cfa_offset: | |
7f2c8a1d | 7470 | SKIP_ULEB (); |
19e6b90e L |
7471 | break; |
7472 | case DW_CFA_def_cfa_expression: | |
7f2c8a1d | 7473 | READ_ULEB (temp); |
5929c344 NC |
7474 | new_start = start + temp; |
7475 | if (new_start < start) | |
041830e0 NC |
7476 | { |
7477 | warn (_("Corrupt CFA_def expression value: %lu\n"), temp); | |
7478 | start = block_end; | |
7479 | } | |
7480 | else | |
5929c344 | 7481 | start = new_start; |
19e6b90e L |
7482 | break; |
7483 | case DW_CFA_expression: | |
12eae2d3 | 7484 | case DW_CFA_val_expression: |
7f2c8a1d NC |
7485 | READ_ULEB (reg); |
7486 | READ_ULEB (temp); | |
5929c344 NC |
7487 | new_start = start + temp; |
7488 | if (new_start < start) | |
041830e0 | 7489 | { |
b4eb7656 | 7490 | /* PR 17512: file:306-192417-0.005. */ |
041830e0 NC |
7491 | warn (_("Corrupt CFA expression value: %lu\n"), temp); |
7492 | start = block_end; | |
7493 | } | |
7494 | else | |
5929c344 | 7495 | start = new_start; |
665ce1f6 L |
7496 | if (frame_need_space (fc, reg) >= 0) |
7497 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
7498 | break; |
7499 | case DW_CFA_offset_extended_sf: | |
12eae2d3 | 7500 | case DW_CFA_val_offset_sf: |
7f2c8a1d NC |
7501 | READ_ULEB (reg); |
7502 | SKIP_SLEB (); | |
665ce1f6 L |
7503 | if (frame_need_space (fc, reg) >= 0) |
7504 | fc->col_type[reg] = DW_CFA_undefined; | |
19e6b90e L |
7505 | break; |
7506 | case DW_CFA_def_cfa_sf: | |
7f2c8a1d NC |
7507 | SKIP_ULEB (); |
7508 | SKIP_SLEB (); | |
19e6b90e L |
7509 | break; |
7510 | case DW_CFA_def_cfa_offset_sf: | |
7f2c8a1d | 7511 | SKIP_SLEB (); |
19e6b90e L |
7512 | break; |
7513 | case DW_CFA_MIPS_advance_loc8: | |
7514 | start += 8; | |
7515 | break; | |
7516 | case DW_CFA_GNU_args_size: | |
7f2c8a1d | 7517 | SKIP_ULEB (); |
19e6b90e L |
7518 | break; |
7519 | case DW_CFA_GNU_negative_offset_extended: | |
7f2c8a1d NC |
7520 | READ_ULEB (reg); |
7521 | SKIP_ULEB (); | |
665ce1f6 L |
7522 | if (frame_need_space (fc, reg) >= 0) |
7523 | fc->col_type[reg] = DW_CFA_undefined; | |
7524 | break; | |
19e6b90e L |
7525 | default: |
7526 | break; | |
7527 | } | |
7528 | } | |
7529 | start = tmp; | |
7530 | } | |
7531 | ||
5b6312fd NC |
7532 | all_nops = TRUE; |
7533 | ||
19e6b90e L |
7534 | /* Now we know what registers are used, make a second pass over |
7535 | the chunk, this time actually printing out the info. */ | |
7536 | ||
7537 | while (start < block_end) | |
7538 | { | |
362beea4 | 7539 | unsigned char * tmp; |
19e6b90e | 7540 | unsigned op, opa; |
7f2c8a1d NC |
7541 | unsigned long ul, roffs; |
7542 | /* Note: It is tempting to use an unsigned long for 'reg' but there | |
7543 | are various functions, notably frame_space_needed() that assume that | |
7544 | reg is an unsigned int. */ | |
7545 | unsigned int reg; | |
7546 | dwarf_signed_vma l; | |
bf5117e3 | 7547 | dwarf_vma ofs; |
19e6b90e | 7548 | dwarf_vma vma; |
665ce1f6 | 7549 | const char *reg_prefix = ""; |
19e6b90e L |
7550 | |
7551 | op = *start++; | |
7552 | opa = op & 0x3f; | |
7553 | if (op & 0xc0) | |
7554 | op &= 0xc0; | |
7555 | ||
5b6312fd NC |
7556 | /* Make a note if something other than DW_CFA_nop happens. */ |
7557 | if (op != DW_CFA_nop) | |
7558 | all_nops = FALSE; | |
7559 | ||
19e6b90e L |
7560 | /* Warning: if you add any more cases to this switch, be |
7561 | sure to add them to the corresponding switch above. */ | |
7562 | switch (op) | |
7563 | { | |
7564 | case DW_CFA_advance_loc: | |
7565 | if (do_debug_frames_interp) | |
7566 | frame_display_row (fc, &need_col_headers, &max_regs); | |
7567 | else | |
bf5117e3 | 7568 | printf (" DW_CFA_advance_loc: %d to %s\n", |
19e6b90e | 7569 | opa * fc->code_factor, |
b4eb7656 | 7570 | dwarf_vmatoa_1 (NULL, |
bf5117e3 NC |
7571 | fc->pc_begin + opa * fc->code_factor, |
7572 | fc->ptr_size)); | |
19e6b90e L |
7573 | fc->pc_begin += opa * fc->code_factor; |
7574 | break; | |
7575 | ||
7576 | case DW_CFA_offset: | |
7f2c8a1d | 7577 | READ_ULEB (roffs); |
665ce1f6 L |
7578 | if (opa >= (unsigned int) fc->ncols) |
7579 | reg_prefix = bad_reg; | |
7580 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7581 | printf (" DW_CFA_offset: %s%s at cfa%+ld\n", | |
7582 | reg_prefix, regname (opa, 0), | |
7583 | roffs * fc->data_factor); | |
7584 | if (*reg_prefix == '\0') | |
7585 | { | |
7586 | fc->col_type[opa] = DW_CFA_offset; | |
7587 | fc->col_offset[opa] = roffs * fc->data_factor; | |
7588 | } | |
19e6b90e L |
7589 | break; |
7590 | ||
7591 | case DW_CFA_restore: | |
50751e18 | 7592 | if (opa >= (unsigned int) fc->ncols) |
665ce1f6 L |
7593 | reg_prefix = bad_reg; |
7594 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7595 | printf (" DW_CFA_restore: %s%s\n", | |
7596 | reg_prefix, regname (opa, 0)); | |
50751e18 AK |
7597 | if (*reg_prefix != '\0') |
7598 | break; | |
7599 | ||
7600 | if (opa >= (unsigned int) cie->ncols | |
7601 | || (do_debug_frames_interp | |
7602 | && cie->col_type[opa] == DW_CFA_unreferenced)) | |
7603 | { | |
7604 | fc->col_type[opa] = DW_CFA_undefined; | |
7605 | fc->col_offset[opa] = 0; | |
7606 | } | |
7607 | else | |
665ce1f6 L |
7608 | { |
7609 | fc->col_type[opa] = cie->col_type[opa]; | |
7610 | fc->col_offset[opa] = cie->col_offset[opa]; | |
7611 | } | |
19e6b90e L |
7612 | break; |
7613 | ||
7614 | case DW_CFA_set_loc: | |
6937bb54 | 7615 | vma = get_encoded_value (&start, fc->fde_encoding, section, block_end); |
19e6b90e L |
7616 | if (do_debug_frames_interp) |
7617 | frame_display_row (fc, &need_col_headers, &max_regs); | |
7618 | else | |
bf5117e3 NC |
7619 | printf (" DW_CFA_set_loc: %s\n", |
7620 | dwarf_vmatoa_1 (NULL, vma, fc->ptr_size)); | |
19e6b90e L |
7621 | fc->pc_begin = vma; |
7622 | break; | |
7623 | ||
7624 | case DW_CFA_advance_loc1: | |
0c588247 | 7625 | SAFE_BYTE_GET_AND_INC (ofs, start, 1, end); |
19e6b90e L |
7626 | if (do_debug_frames_interp) |
7627 | frame_display_row (fc, &need_col_headers, &max_regs); | |
7628 | else | |
bf5117e3 NC |
7629 | printf (" DW_CFA_advance_loc1: %ld to %s\n", |
7630 | (unsigned long) (ofs * fc->code_factor), | |
7631 | dwarf_vmatoa_1 (NULL, | |
7632 | fc->pc_begin + ofs * fc->code_factor, | |
7633 | fc->ptr_size)); | |
19e6b90e L |
7634 | fc->pc_begin += ofs * fc->code_factor; |
7635 | break; | |
7636 | ||
7637 | case DW_CFA_advance_loc2: | |
6937bb54 | 7638 | SAFE_BYTE_GET_AND_INC (ofs, start, 2, block_end); |
19e6b90e L |
7639 | if (do_debug_frames_interp) |
7640 | frame_display_row (fc, &need_col_headers, &max_regs); | |
7641 | else | |
bf5117e3 NC |
7642 | printf (" DW_CFA_advance_loc2: %ld to %s\n", |
7643 | (unsigned long) (ofs * fc->code_factor), | |
7644 | dwarf_vmatoa_1 (NULL, | |
7645 | fc->pc_begin + ofs * fc->code_factor, | |
7646 | fc->ptr_size)); | |
19e6b90e L |
7647 | fc->pc_begin += ofs * fc->code_factor; |
7648 | break; | |
7649 | ||
7650 | case DW_CFA_advance_loc4: | |
6937bb54 | 7651 | SAFE_BYTE_GET_AND_INC (ofs, start, 4, block_end); |
19e6b90e L |
7652 | if (do_debug_frames_interp) |
7653 | frame_display_row (fc, &need_col_headers, &max_regs); | |
7654 | else | |
bf5117e3 NC |
7655 | printf (" DW_CFA_advance_loc4: %ld to %s\n", |
7656 | (unsigned long) (ofs * fc->code_factor), | |
7657 | dwarf_vmatoa_1 (NULL, | |
7658 | fc->pc_begin + ofs * fc->code_factor, | |
7659 | fc->ptr_size)); | |
19e6b90e L |
7660 | fc->pc_begin += ofs * fc->code_factor; |
7661 | break; | |
7662 | ||
7663 | case DW_CFA_offset_extended: | |
7f2c8a1d NC |
7664 | READ_ULEB (reg); |
7665 | READ_ULEB (roffs); | |
665ce1f6 L |
7666 | if (reg >= (unsigned int) fc->ncols) |
7667 | reg_prefix = bad_reg; | |
7668 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7669 | printf (" DW_CFA_offset_extended: %s%s at cfa%+ld\n", | |
7670 | reg_prefix, regname (reg, 0), | |
7671 | roffs * fc->data_factor); | |
7672 | if (*reg_prefix == '\0') | |
7673 | { | |
7674 | fc->col_type[reg] = DW_CFA_offset; | |
7675 | fc->col_offset[reg] = roffs * fc->data_factor; | |
7676 | } | |
19e6b90e L |
7677 | break; |
7678 | ||
12eae2d3 | 7679 | case DW_CFA_val_offset: |
7f2c8a1d NC |
7680 | READ_ULEB (reg); |
7681 | READ_ULEB (roffs); | |
665ce1f6 L |
7682 | if (reg >= (unsigned int) fc->ncols) |
7683 | reg_prefix = bad_reg; | |
7684 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
084303b8 | 7685 | printf (" DW_CFA_val_offset: %s%s is cfa%+ld\n", |
665ce1f6 L |
7686 | reg_prefix, regname (reg, 0), |
7687 | roffs * fc->data_factor); | |
7688 | if (*reg_prefix == '\0') | |
7689 | { | |
7690 | fc->col_type[reg] = DW_CFA_val_offset; | |
7691 | fc->col_offset[reg] = roffs * fc->data_factor; | |
7692 | } | |
12eae2d3 JJ |
7693 | break; |
7694 | ||
19e6b90e | 7695 | case DW_CFA_restore_extended: |
7f2c8a1d | 7696 | READ_ULEB (reg); |
50751e18 | 7697 | if (reg >= (unsigned int) fc->ncols) |
665ce1f6 L |
7698 | reg_prefix = bad_reg; |
7699 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7700 | printf (" DW_CFA_restore_extended: %s%s\n", | |
7701 | reg_prefix, regname (reg, 0)); | |
50751e18 AK |
7702 | if (*reg_prefix != '\0') |
7703 | break; | |
7704 | ||
7705 | if (reg >= (unsigned int) cie->ncols) | |
7706 | { | |
7707 | fc->col_type[reg] = DW_CFA_undefined; | |
7708 | fc->col_offset[reg] = 0; | |
7709 | } | |
7710 | else | |
665ce1f6 L |
7711 | { |
7712 | fc->col_type[reg] = cie->col_type[reg]; | |
7713 | fc->col_offset[reg] = cie->col_offset[reg]; | |
7714 | } | |
19e6b90e L |
7715 | break; |
7716 | ||
7717 | case DW_CFA_undefined: | |
7f2c8a1d | 7718 | READ_ULEB (reg); |
665ce1f6 L |
7719 | if (reg >= (unsigned int) fc->ncols) |
7720 | reg_prefix = bad_reg; | |
7721 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7722 | printf (" DW_CFA_undefined: %s%s\n", | |
7723 | reg_prefix, regname (reg, 0)); | |
7724 | if (*reg_prefix == '\0') | |
7725 | { | |
7726 | fc->col_type[reg] = DW_CFA_undefined; | |
7727 | fc->col_offset[reg] = 0; | |
7728 | } | |
19e6b90e L |
7729 | break; |
7730 | ||
7731 | case DW_CFA_same_value: | |
7f2c8a1d | 7732 | READ_ULEB (reg); |
665ce1f6 L |
7733 | if (reg >= (unsigned int) fc->ncols) |
7734 | reg_prefix = bad_reg; | |
7735 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7736 | printf (" DW_CFA_same_value: %s%s\n", | |
7737 | reg_prefix, regname (reg, 0)); | |
7738 | if (*reg_prefix == '\0') | |
7739 | { | |
7740 | fc->col_type[reg] = DW_CFA_same_value; | |
7741 | fc->col_offset[reg] = 0; | |
7742 | } | |
19e6b90e L |
7743 | break; |
7744 | ||
7745 | case DW_CFA_register: | |
7f2c8a1d NC |
7746 | READ_ULEB (reg); |
7747 | READ_ULEB (roffs); | |
665ce1f6 L |
7748 | if (reg >= (unsigned int) fc->ncols) |
7749 | reg_prefix = bad_reg; | |
7750 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
2dc4cec1 | 7751 | { |
665ce1f6 L |
7752 | printf (" DW_CFA_register: %s%s in ", |
7753 | reg_prefix, regname (reg, 0)); | |
2dc4cec1 L |
7754 | puts (regname (roffs, 0)); |
7755 | } | |
665ce1f6 L |
7756 | if (*reg_prefix == '\0') |
7757 | { | |
7758 | fc->col_type[reg] = DW_CFA_register; | |
7759 | fc->col_offset[reg] = roffs; | |
7760 | } | |
19e6b90e L |
7761 | break; |
7762 | ||
7763 | case DW_CFA_remember_state: | |
7764 | if (! do_debug_frames_interp) | |
7765 | printf (" DW_CFA_remember_state\n"); | |
3f5e193b | 7766 | rs = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk)); |
b4eb7656 | 7767 | rs->cfa_offset = fc->cfa_offset; |
d71ad7fc RC |
7768 | rs->cfa_reg = fc->cfa_reg; |
7769 | rs->ra = fc->ra; | |
7770 | rs->cfa_exp = fc->cfa_exp; | |
19e6b90e | 7771 | rs->ncols = fc->ncols; |
3f5e193b | 7772 | rs->col_type = (short int *) xcmalloc (rs->ncols, |
b4eb7656 | 7773 | sizeof (* rs->col_type)); |
d71ad7fc RC |
7774 | rs->col_offset = (int *) xcmalloc (rs->ncols, sizeof (* rs->col_offset)); |
7775 | memcpy (rs->col_type, fc->col_type, rs->ncols * sizeof (* fc->col_type)); | |
7776 | memcpy (rs->col_offset, fc->col_offset, rs->ncols * sizeof (* fc->col_offset)); | |
19e6b90e L |
7777 | rs->next = remembered_state; |
7778 | remembered_state = rs; | |
7779 | break; | |
7780 | ||
7781 | case DW_CFA_restore_state: | |
7782 | if (! do_debug_frames_interp) | |
7783 | printf (" DW_CFA_restore_state\n"); | |
7784 | rs = remembered_state; | |
7785 | if (rs) | |
7786 | { | |
7787 | remembered_state = rs->next; | |
d71ad7fc RC |
7788 | fc->cfa_offset = rs->cfa_offset; |
7789 | fc->cfa_reg = rs->cfa_reg; | |
b4eb7656 AM |
7790 | fc->ra = rs->ra; |
7791 | fc->cfa_exp = rs->cfa_exp; | |
06614111 NC |
7792 | if (frame_need_space (fc, rs->ncols - 1) < 0) |
7793 | { | |
1306a742 | 7794 | warn (_("Invalid column number in saved frame state\n")); |
06614111 NC |
7795 | fc->ncols = 0; |
7796 | break; | |
7797 | } | |
d71ad7fc | 7798 | memcpy (fc->col_type, rs->col_type, rs->ncols * sizeof (* rs->col_type)); |
19e6b90e | 7799 | memcpy (fc->col_offset, rs->col_offset, |
d71ad7fc | 7800 | rs->ncols * sizeof (* rs->col_offset)); |
19e6b90e L |
7801 | free (rs->col_type); |
7802 | free (rs->col_offset); | |
7803 | free (rs); | |
7804 | } | |
7805 | else if (do_debug_frames_interp) | |
7806 | printf ("Mismatched DW_CFA_restore_state\n"); | |
7807 | break; | |
7808 | ||
7809 | case DW_CFA_def_cfa: | |
7f2c8a1d NC |
7810 | READ_SLEB (fc->cfa_reg); |
7811 | READ_ULEB (fc->cfa_offset); | |
19e6b90e L |
7812 | fc->cfa_exp = 0; |
7813 | if (! do_debug_frames_interp) | |
2dc4cec1 | 7814 | printf (" DW_CFA_def_cfa: %s ofs %d\n", |
c8071705 | 7815 | regname (fc->cfa_reg, 0), (int) fc->cfa_offset); |
19e6b90e L |
7816 | break; |
7817 | ||
7818 | case DW_CFA_def_cfa_register: | |
7f2c8a1d | 7819 | READ_SLEB (fc->cfa_reg); |
19e6b90e L |
7820 | fc->cfa_exp = 0; |
7821 | if (! do_debug_frames_interp) | |
2dc4cec1 L |
7822 | printf (" DW_CFA_def_cfa_register: %s\n", |
7823 | regname (fc->cfa_reg, 0)); | |
19e6b90e L |
7824 | break; |
7825 | ||
7826 | case DW_CFA_def_cfa_offset: | |
7f2c8a1d | 7827 | READ_ULEB (fc->cfa_offset); |
19e6b90e | 7828 | if (! do_debug_frames_interp) |
c8071705 | 7829 | printf (" DW_CFA_def_cfa_offset: %d\n", (int) fc->cfa_offset); |
19e6b90e L |
7830 | break; |
7831 | ||
7832 | case DW_CFA_nop: | |
7833 | if (! do_debug_frames_interp) | |
7834 | printf (" DW_CFA_nop\n"); | |
7835 | break; | |
7836 | ||
7837 | case DW_CFA_def_cfa_expression: | |
7f2c8a1d | 7838 | READ_ULEB (ul); |
7460c0ab | 7839 | if (start >= block_end || ul > (unsigned long) (block_end - start)) |
6937bb54 | 7840 | { |
a1165289 | 7841 | printf (_(" DW_CFA_def_cfa_expression: <corrupt len %lu>\n"), ul); |
6937bb54 NC |
7842 | break; |
7843 | } | |
19e6b90e L |
7844 | if (! do_debug_frames_interp) |
7845 | { | |
7846 | printf (" DW_CFA_def_cfa_expression ("); | |
b7807392 JJ |
7847 | decode_location_expression (start, eh_addr_size, 0, -1, |
7848 | ul, 0, section); | |
19e6b90e L |
7849 | printf (")\n"); |
7850 | } | |
7851 | fc->cfa_exp = 1; | |
7852 | start += ul; | |
7853 | break; | |
7854 | ||
7855 | case DW_CFA_expression: | |
7f2c8a1d NC |
7856 | READ_ULEB (reg); |
7857 | READ_ULEB (ul); | |
665ce1f6 L |
7858 | if (reg >= (unsigned int) fc->ncols) |
7859 | reg_prefix = bad_reg; | |
6937bb54 | 7860 | /* PR 17512: file: 069-133014-0.006. */ |
06614111 | 7861 | /* PR 17512: file: 98c02eb4. */ |
362beea4 NC |
7862 | tmp = start + ul; |
7863 | if (start >= block_end || tmp > block_end || tmp < start) | |
6937bb54 | 7864 | { |
a1165289 | 7865 | printf (_(" DW_CFA_expression: <corrupt len %lu>\n"), ul); |
6937bb54 NC |
7866 | break; |
7867 | } | |
665ce1f6 | 7868 | if (! do_debug_frames_interp || *reg_prefix != '\0') |
19e6b90e | 7869 | { |
665ce1f6 L |
7870 | printf (" DW_CFA_expression: %s%s (", |
7871 | reg_prefix, regname (reg, 0)); | |
b7807392 | 7872 | decode_location_expression (start, eh_addr_size, 0, -1, |
f1c4cc75 | 7873 | ul, 0, section); |
19e6b90e L |
7874 | printf (")\n"); |
7875 | } | |
665ce1f6 L |
7876 | if (*reg_prefix == '\0') |
7877 | fc->col_type[reg] = DW_CFA_expression; | |
362beea4 | 7878 | start = tmp; |
19e6b90e L |
7879 | break; |
7880 | ||
12eae2d3 | 7881 | case DW_CFA_val_expression: |
7f2c8a1d NC |
7882 | READ_ULEB (reg); |
7883 | READ_ULEB (ul); | |
665ce1f6 L |
7884 | if (reg >= (unsigned int) fc->ncols) |
7885 | reg_prefix = bad_reg; | |
362beea4 NC |
7886 | tmp = start + ul; |
7887 | if (start >= block_end || tmp > block_end || tmp < start) | |
6937bb54 | 7888 | { |
a1165289 | 7889 | printf (" DW_CFA_val_expression: <corrupt len %lu>\n", ul); |
6937bb54 NC |
7890 | break; |
7891 | } | |
665ce1f6 | 7892 | if (! do_debug_frames_interp || *reg_prefix != '\0') |
12eae2d3 | 7893 | { |
665ce1f6 L |
7894 | printf (" DW_CFA_val_expression: %s%s (", |
7895 | reg_prefix, regname (reg, 0)); | |
b7807392 JJ |
7896 | decode_location_expression (start, eh_addr_size, 0, -1, |
7897 | ul, 0, section); | |
12eae2d3 JJ |
7898 | printf (")\n"); |
7899 | } | |
665ce1f6 L |
7900 | if (*reg_prefix == '\0') |
7901 | fc->col_type[reg] = DW_CFA_val_expression; | |
362beea4 | 7902 | start = tmp; |
12eae2d3 JJ |
7903 | break; |
7904 | ||
19e6b90e | 7905 | case DW_CFA_offset_extended_sf: |
7f2c8a1d NC |
7906 | READ_ULEB (reg); |
7907 | READ_SLEB (l); | |
665ce1f6 L |
7908 | if (frame_need_space (fc, reg) < 0) |
7909 | reg_prefix = bad_reg; | |
7910 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7911 | printf (" DW_CFA_offset_extended_sf: %s%s at cfa%+ld\n", | |
7912 | reg_prefix, regname (reg, 0), | |
c8071705 | 7913 | (long)(l * fc->data_factor)); |
665ce1f6 L |
7914 | if (*reg_prefix == '\0') |
7915 | { | |
7916 | fc->col_type[reg] = DW_CFA_offset; | |
7917 | fc->col_offset[reg] = l * fc->data_factor; | |
7918 | } | |
19e6b90e L |
7919 | break; |
7920 | ||
12eae2d3 | 7921 | case DW_CFA_val_offset_sf: |
7f2c8a1d NC |
7922 | READ_ULEB (reg); |
7923 | READ_SLEB (l); | |
665ce1f6 L |
7924 | if (frame_need_space (fc, reg) < 0) |
7925 | reg_prefix = bad_reg; | |
7926 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
084303b8 | 7927 | printf (" DW_CFA_val_offset_sf: %s%s is cfa%+ld\n", |
665ce1f6 | 7928 | reg_prefix, regname (reg, 0), |
c8071705 | 7929 | (long)(l * fc->data_factor)); |
665ce1f6 L |
7930 | if (*reg_prefix == '\0') |
7931 | { | |
7932 | fc->col_type[reg] = DW_CFA_val_offset; | |
7933 | fc->col_offset[reg] = l * fc->data_factor; | |
7934 | } | |
12eae2d3 JJ |
7935 | break; |
7936 | ||
19e6b90e | 7937 | case DW_CFA_def_cfa_sf: |
7f2c8a1d NC |
7938 | READ_SLEB (fc->cfa_reg); |
7939 | READ_ULEB (fc->cfa_offset); | |
19e6b90e L |
7940 | fc->cfa_offset = fc->cfa_offset * fc->data_factor; |
7941 | fc->cfa_exp = 0; | |
7942 | if (! do_debug_frames_interp) | |
2dc4cec1 | 7943 | printf (" DW_CFA_def_cfa_sf: %s ofs %d\n", |
c8071705 | 7944 | regname (fc->cfa_reg, 0), (int) fc->cfa_offset); |
19e6b90e L |
7945 | break; |
7946 | ||
7947 | case DW_CFA_def_cfa_offset_sf: | |
7f2c8a1d | 7948 | READ_ULEB (fc->cfa_offset); |
c8071705 | 7949 | fc->cfa_offset *= fc->data_factor; |
19e6b90e | 7950 | if (! do_debug_frames_interp) |
c8071705 | 7951 | printf (" DW_CFA_def_cfa_offset_sf: %d\n", (int) fc->cfa_offset); |
19e6b90e L |
7952 | break; |
7953 | ||
7954 | case DW_CFA_MIPS_advance_loc8: | |
6937bb54 | 7955 | SAFE_BYTE_GET_AND_INC (ofs, start, 8, block_end); |
19e6b90e L |
7956 | if (do_debug_frames_interp) |
7957 | frame_display_row (fc, &need_col_headers, &max_regs); | |
7958 | else | |
bf5117e3 NC |
7959 | printf (" DW_CFA_MIPS_advance_loc8: %ld to %s\n", |
7960 | (unsigned long) (ofs * fc->code_factor), | |
7961 | dwarf_vmatoa_1 (NULL, | |
7962 | fc->pc_begin + ofs * fc->code_factor, | |
7963 | fc->ptr_size)); | |
19e6b90e L |
7964 | fc->pc_begin += ofs * fc->code_factor; |
7965 | break; | |
7966 | ||
7967 | case DW_CFA_GNU_window_save: | |
7968 | if (! do_debug_frames_interp) | |
7969 | printf (" DW_CFA_GNU_window_save\n"); | |
7970 | break; | |
7971 | ||
7972 | case DW_CFA_GNU_args_size: | |
7f2c8a1d | 7973 | READ_ULEB (ul); |
19e6b90e L |
7974 | if (! do_debug_frames_interp) |
7975 | printf (" DW_CFA_GNU_args_size: %ld\n", ul); | |
7976 | break; | |
7977 | ||
7978 | case DW_CFA_GNU_negative_offset_extended: | |
7f2c8a1d NC |
7979 | READ_ULEB (reg); |
7980 | READ_SLEB (l); | |
7981 | l = - l; | |
665ce1f6 L |
7982 | if (frame_need_space (fc, reg) < 0) |
7983 | reg_prefix = bad_reg; | |
7984 | if (! do_debug_frames_interp || *reg_prefix != '\0') | |
7985 | printf (" DW_CFA_GNU_negative_offset_extended: %s%s at cfa%+ld\n", | |
7986 | reg_prefix, regname (reg, 0), | |
c8071705 | 7987 | (long)(l * fc->data_factor)); |
665ce1f6 L |
7988 | if (*reg_prefix == '\0') |
7989 | { | |
7990 | fc->col_type[reg] = DW_CFA_offset; | |
7991 | fc->col_offset[reg] = l * fc->data_factor; | |
7992 | } | |
19e6b90e L |
7993 | break; |
7994 | ||
7995 | default: | |
53b8873b NC |
7996 | if (op >= DW_CFA_lo_user && op <= DW_CFA_hi_user) |
7997 | printf (_(" DW_CFA_??? (User defined call frame op: %#x)\n"), op); | |
7998 | else | |
f41e4712 | 7999 | warn (_("Unsupported or unknown Dwarf Call Frame Instruction number: %#x\n"), op); |
19e6b90e L |
8000 | start = block_end; |
8001 | } | |
8002 | } | |
8003 | ||
5b6312fd NC |
8004 | /* Interpret the CFA - as long as it is not completely full of NOPs. */ |
8005 | if (do_debug_frames_interp && ! all_nops) | |
19e6b90e L |
8006 | frame_display_row (fc, &need_col_headers, &max_regs); |
8007 | ||
8008 | start = block_end; | |
604282a7 | 8009 | eh_addr_size = saved_eh_addr_size; |
19e6b90e L |
8010 | } |
8011 | ||
8012 | printf ("\n"); | |
8013 | ||
8014 | return 1; | |
8015 | } | |
8016 | ||
8017 | #undef GET | |
19e6b90e | 8018 | |
61364358 JK |
8019 | static int |
8020 | display_debug_names (struct dwarf_section *section, void *file) | |
8021 | { | |
8022 | unsigned char *hdrptr = section->start; | |
8023 | dwarf_vma unit_length; | |
8024 | unsigned char *unit_start; | |
8025 | const unsigned char *const section_end = section->start + section->size; | |
8026 | unsigned char *unit_end; | |
8027 | ||
8028 | printf (_("Contents of the %s section:\n"), section->name); | |
8029 | ||
8030 | load_debug_section (str, file); | |
8031 | ||
8032 | for (; hdrptr < section_end; hdrptr = unit_end) | |
8033 | { | |
8034 | unsigned int offset_size; | |
8035 | uint16_t dwarf_version, padding; | |
8036 | uint32_t comp_unit_count, local_type_unit_count, foreign_type_unit_count; | |
8037 | uint32_t bucket_count, name_count, abbrev_table_size; | |
8038 | uint32_t augmentation_string_size; | |
8039 | unsigned int i; | |
8040 | ||
8041 | unit_start = hdrptr; | |
8042 | ||
8043 | /* Get and check the length of the block. */ | |
8044 | SAFE_BYTE_GET_AND_INC (unit_length, hdrptr, 4, section_end); | |
8045 | ||
8046 | if (unit_length == 0xffffffff) | |
8047 | { | |
8048 | /* This section is 64-bit DWARF. */ | |
8049 | SAFE_BYTE_GET_AND_INC (unit_length, hdrptr, 8, section_end); | |
8050 | offset_size = 8; | |
8051 | } | |
8052 | else | |
8053 | offset_size = 4; | |
8054 | unit_end = hdrptr + unit_length; | |
8055 | ||
8056 | if ((hdrptr - section->start) + unit_length > section->size) | |
8057 | { | |
8058 | warn (_("The length field (0x%lx) for unit 0x%lx in the debug_names " | |
8059 | "header is wrong - the section is too small\n"), | |
8060 | (long) unit_length, (long) (unit_start - section->start)); | |
8061 | return 0; | |
8062 | } | |
8063 | ||
8064 | /* Get and check the version number. */ | |
8065 | SAFE_BYTE_GET_AND_INC (dwarf_version, hdrptr, 2, unit_end); | |
8066 | printf (_("Version %ld\n"), (long) dwarf_version); | |
8067 | ||
8068 | /* Prior versions did not exist, and future versions may not be | |
8069 | backwards compatible. */ | |
8070 | if (dwarf_version != 5) | |
8071 | { | |
8072 | warn (_("Only DWARF version 5 .debug_names " | |
8073 | "is currently supported.\n")); | |
8074 | return 0; | |
8075 | } | |
8076 | ||
8077 | SAFE_BYTE_GET_AND_INC (padding, hdrptr, 2, unit_end); | |
8078 | if (padding != 0) | |
8079 | warn (_("Padding field of .debug_names must be 0 (found 0x%x)\n"), | |
8080 | padding); | |
8081 | ||
8082 | SAFE_BYTE_GET_AND_INC (comp_unit_count, hdrptr, 4, unit_end); | |
8083 | if (comp_unit_count == 0) | |
8084 | warn (_("Compilation unit count must be >= 1 in .debug_names\n")); | |
8085 | ||
8086 | SAFE_BYTE_GET_AND_INC (local_type_unit_count, hdrptr, 4, unit_end); | |
8087 | SAFE_BYTE_GET_AND_INC (foreign_type_unit_count, hdrptr, 4, unit_end); | |
8088 | SAFE_BYTE_GET_AND_INC (bucket_count, hdrptr, 4, unit_end); | |
8089 | SAFE_BYTE_GET_AND_INC (name_count, hdrptr, 4, unit_end); | |
8090 | SAFE_BYTE_GET_AND_INC (abbrev_table_size, hdrptr, 4, unit_end); | |
8091 | ||
8092 | SAFE_BYTE_GET_AND_INC (augmentation_string_size, hdrptr, 4, unit_end); | |
8093 | if (augmentation_string_size % 4 != 0) | |
8094 | { | |
8095 | warn (_("Augmentation string length %u must be rounded up " | |
8096 | "to a multiple of 4 in .debug_names.\n"), | |
8097 | augmentation_string_size); | |
8098 | augmentation_string_size += (-augmentation_string_size) & 3; | |
8099 | } | |
8100 | printf (_("Augmentation string:")); | |
8101 | for (i = 0; i < augmentation_string_size; i++) | |
8102 | { | |
8103 | unsigned char uc; | |
8104 | ||
8105 | SAFE_BYTE_GET_AND_INC (uc, hdrptr, 1, unit_end); | |
8106 | printf (" %02x", uc); | |
8107 | } | |
8108 | putchar ('\n'); | |
8109 | putchar ('\n'); | |
8110 | ||
8111 | printf (_("CU table:\n")); | |
8112 | for (i = 0; i < comp_unit_count; i++) | |
8113 | { | |
8114 | uint64_t cu_offset; | |
8115 | ||
8116 | SAFE_BYTE_GET_AND_INC (cu_offset, hdrptr, offset_size, unit_end); | |
8117 | printf (_("[%3u] 0x%lx\n"), i, (unsigned long) cu_offset); | |
8118 | } | |
8119 | putchar ('\n'); | |
8120 | ||
8121 | printf (_("TU table:\n")); | |
8122 | for (i = 0; i < local_type_unit_count; i++) | |
8123 | { | |
8124 | uint64_t tu_offset; | |
8125 | ||
8126 | SAFE_BYTE_GET_AND_INC (tu_offset, hdrptr, offset_size, unit_end); | |
8127 | printf (_("[%3u] 0x%lx\n"), i, (unsigned long) tu_offset); | |
8128 | } | |
8129 | putchar ('\n'); | |
8130 | ||
8131 | printf (_("Foreign TU table:\n")); | |
8132 | for (i = 0; i < foreign_type_unit_count; i++) | |
8133 | { | |
8134 | uint64_t signature; | |
8135 | ||
8136 | SAFE_BYTE_GET_AND_INC (signature, hdrptr, 8, unit_end); | |
8137 | printf (_("[%3u] "), i); | |
8138 | print_dwarf_vma (signature, 8); | |
8139 | putchar ('\n'); | |
8140 | } | |
8141 | putchar ('\n'); | |
8142 | ||
8143 | const uint32_t *const hash_table_buckets = (uint32_t *) hdrptr; | |
8144 | hdrptr += bucket_count * sizeof (uint32_t); | |
8145 | const uint32_t *const hash_table_hashes = (uint32_t *) hdrptr; | |
8146 | hdrptr += name_count * sizeof (uint32_t); | |
8147 | unsigned char *const name_table_string_offsets = hdrptr; | |
8148 | hdrptr += name_count * offset_size; | |
8149 | unsigned char *const name_table_entry_offsets = hdrptr; | |
8150 | hdrptr += name_count * offset_size; | |
8151 | unsigned char *const abbrev_table = hdrptr; | |
8152 | hdrptr += abbrev_table_size; | |
8153 | const unsigned char *const abbrev_table_end = hdrptr; | |
8154 | unsigned char *const entry_pool = hdrptr; | |
8155 | if (hdrptr > unit_end) | |
8156 | { | |
8157 | warn (_("Entry pool offset (0x%lx) exceeds unit size 0x%lx " | |
8158 | "for unit 0x%lx in the debug_names\n"), | |
8159 | (long) (hdrptr - section->start), | |
8160 | (long) (unit_end - section->start), | |
8161 | (long) (unit_start - section->start)); | |
8162 | return 0; | |
8163 | } | |
8164 | ||
8165 | size_t buckets_filled = 0; | |
8166 | size_t bucketi; | |
8167 | for (bucketi = 0; bucketi < bucket_count; bucketi++) | |
8168 | { | |
8169 | const uint32_t bucket = hash_table_buckets[bucketi]; | |
8170 | ||
8171 | if (bucket != 0) | |
8172 | ++buckets_filled; | |
8173 | } | |
8174 | printf (_("Used %zu of %lu buckets.\n"), buckets_filled, | |
8175 | (unsigned long) bucket_count); | |
8176 | ||
0a79bef4 | 8177 | uint32_t hash_prev = 0; |
61364358 JK |
8178 | size_t hash_clash_count = 0; |
8179 | size_t longest_clash = 0; | |
8180 | size_t this_length = 0; | |
8181 | size_t hashi; | |
8182 | for (hashi = 0; hashi < name_count; hashi++) | |
8183 | { | |
8184 | const uint32_t hash_this = hash_table_hashes[hashi]; | |
8185 | ||
8186 | if (hashi > 0) | |
8187 | { | |
8188 | if (hash_prev % bucket_count == hash_this % bucket_count) | |
8189 | { | |
8190 | ++hash_clash_count; | |
8191 | ++this_length; | |
8192 | longest_clash = MAX (longest_clash, this_length); | |
8193 | } | |
8194 | else | |
8195 | this_length = 0; | |
8196 | } | |
8197 | hash_prev = hash_this; | |
8198 | } | |
8199 | printf (_("Out of %lu items there are %zu bucket clashes" | |
8200 | " (longest of %zu entries).\n"), | |
8201 | (unsigned long) name_count, hash_clash_count, longest_clash); | |
8202 | assert (name_count == buckets_filled + hash_clash_count); | |
8203 | ||
8204 | struct abbrev_lookup_entry | |
8205 | { | |
8206 | dwarf_vma abbrev_tag; | |
8207 | unsigned char *abbrev_lookup_ptr; | |
8208 | }; | |
8209 | struct abbrev_lookup_entry *abbrev_lookup = NULL; | |
8210 | size_t abbrev_lookup_used = 0; | |
8211 | size_t abbrev_lookup_allocated = 0; | |
8212 | ||
8213 | unsigned char *abbrevptr = abbrev_table; | |
8214 | for (;;) | |
8215 | { | |
8216 | unsigned int bytes_read; | |
8217 | const dwarf_vma abbrev_tag = read_uleb128 (abbrevptr, &bytes_read, | |
8218 | abbrev_table_end); | |
8219 | abbrevptr += bytes_read; | |
8220 | if (abbrev_tag == 0) | |
8221 | break; | |
8222 | if (abbrev_lookup_used == abbrev_lookup_allocated) | |
8223 | { | |
8224 | abbrev_lookup_allocated = MAX (0x100, | |
8225 | abbrev_lookup_allocated * 2); | |
8226 | abbrev_lookup = xrealloc (abbrev_lookup, | |
8227 | (abbrev_lookup_allocated | |
8228 | * sizeof (*abbrev_lookup))); | |
8229 | } | |
8230 | assert (abbrev_lookup_used < abbrev_lookup_allocated); | |
8231 | struct abbrev_lookup_entry *entry; | |
8232 | for (entry = abbrev_lookup; | |
8233 | entry < abbrev_lookup + abbrev_lookup_used; | |
8234 | entry++) | |
8235 | if (entry->abbrev_tag == abbrev_tag) | |
8236 | { | |
8237 | warn (_("Duplicate abbreviation tag %lu " | |
8238 | "in unit 0x%lx in the debug_names\n"), | |
8239 | (long) abbrev_tag, (long) (unit_start - section->start)); | |
8240 | break; | |
8241 | } | |
8242 | entry = &abbrev_lookup[abbrev_lookup_used++]; | |
8243 | entry->abbrev_tag = abbrev_tag; | |
8244 | entry->abbrev_lookup_ptr = abbrevptr; | |
8245 | ||
8246 | /* Skip DWARF tag. */ | |
8247 | read_uleb128 (abbrevptr, &bytes_read, abbrev_table_end); | |
8248 | abbrevptr += bytes_read; | |
8249 | for (;;) | |
8250 | { | |
1d827a72 L |
8251 | const dwarf_vma xindex = read_uleb128 (abbrevptr, |
8252 | &bytes_read, | |
8253 | abbrev_table_end); | |
61364358 JK |
8254 | abbrevptr += bytes_read; |
8255 | const dwarf_vma form = read_uleb128 (abbrevptr, &bytes_read, | |
8256 | abbrev_table_end); | |
8257 | abbrevptr += bytes_read; | |
1d827a72 | 8258 | if (xindex == 0 && form == 0) |
61364358 JK |
8259 | break; |
8260 | } | |
8261 | } | |
8262 | ||
8263 | printf (_("\nSymbol table:\n")); | |
8264 | uint32_t namei; | |
8265 | for (namei = 0; namei < name_count; ++namei) | |
8266 | { | |
8267 | uint64_t string_offset, entry_offset; | |
8268 | ||
8269 | SAFE_BYTE_GET (string_offset, | |
8270 | name_table_string_offsets + namei * offset_size, | |
8271 | offset_size, unit_end); | |
8272 | SAFE_BYTE_GET (entry_offset, | |
8273 | name_table_entry_offsets + namei * offset_size, | |
8274 | offset_size, unit_end); | |
8275 | ||
8276 | printf ("[%3u] #%08x %s:", namei, hash_table_hashes[namei], | |
8277 | fetch_indirect_string (string_offset)); | |
8278 | ||
8279 | unsigned char *entryptr = entry_pool + entry_offset; | |
8280 | ||
8281 | // We need to scan first whether there is a single or multiple | |
8282 | // entries. TAGNO is -2 for the first entry, it is -1 for the | |
8283 | // initial tag read of the second entry, then it becomes 0 for the | |
8284 | // first entry for real printing etc. | |
8285 | int tagno = -2; | |
8286 | /* Initialize it due to a false compiler warning. */ | |
8287 | dwarf_vma second_abbrev_tag = -1; | |
8288 | for (;;) | |
8289 | { | |
8290 | unsigned int bytes_read; | |
8291 | const dwarf_vma abbrev_tag = read_uleb128 (entryptr, &bytes_read, | |
8292 | unit_end); | |
8293 | entryptr += bytes_read; | |
8294 | if (tagno == -1) | |
8295 | { | |
8296 | second_abbrev_tag = abbrev_tag; | |
8297 | tagno = 0; | |
8298 | entryptr = entry_pool + entry_offset; | |
8299 | continue; | |
8300 | } | |
8301 | if (abbrev_tag == 0) | |
8302 | break; | |
8303 | if (tagno >= 0) | |
8304 | printf ("%s<%lu>", | |
8305 | (tagno == 0 && second_abbrev_tag == 0 ? " " : "\n\t"), | |
8306 | (unsigned long) abbrev_tag); | |
8307 | ||
8308 | const struct abbrev_lookup_entry *entry; | |
8309 | for (entry = abbrev_lookup; | |
8310 | entry < abbrev_lookup + abbrev_lookup_used; | |
8311 | entry++) | |
8312 | if (entry->abbrev_tag == abbrev_tag) | |
8313 | break; | |
8314 | if (entry >= abbrev_lookup + abbrev_lookup_used) | |
8315 | { | |
8316 | warn (_("Undefined abbreviation tag %lu " | |
8317 | "in unit 0x%lx in the debug_names\n"), | |
8318 | (long) abbrev_tag, | |
8319 | (long) (unit_start - section->start)); | |
8320 | break; | |
8321 | } | |
8322 | abbrevptr = entry->abbrev_lookup_ptr; | |
8323 | const dwarf_vma dwarf_tag = read_uleb128 (abbrevptr, &bytes_read, | |
8324 | abbrev_table_end); | |
8325 | abbrevptr += bytes_read; | |
8326 | if (tagno >= 0) | |
8327 | printf (" %s", get_TAG_name (dwarf_tag)); | |
8328 | for (;;) | |
8329 | { | |
1d827a72 L |
8330 | const dwarf_vma xindex = read_uleb128 (abbrevptr, |
8331 | &bytes_read, | |
8332 | abbrev_table_end); | |
61364358 JK |
8333 | abbrevptr += bytes_read; |
8334 | const dwarf_vma form = read_uleb128 (abbrevptr, &bytes_read, | |
8335 | abbrev_table_end); | |
8336 | abbrevptr += bytes_read; | |
1d827a72 | 8337 | if (xindex == 0 && form == 0) |
61364358 JK |
8338 | break; |
8339 | ||
8340 | if (tagno >= 0) | |
1d827a72 | 8341 | printf (" %s", get_IDX_name (xindex)); |
61364358 JK |
8342 | entryptr = read_and_display_attr_value (0, form, 0, entryptr, |
8343 | unit_end, 0, 0, | |
8344 | offset_size, | |
8345 | dwarf_version, NULL, | |
8346 | (tagno < 0), NULL, | |
8347 | NULL, '='); | |
8348 | } | |
8349 | ++tagno; | |
8350 | } | |
8351 | if (tagno <= 0) | |
8352 | printf (_(" <no entries>")); | |
8353 | putchar ('\n'); | |
8354 | } | |
8355 | ||
8356 | free (abbrev_lookup); | |
8357 | } | |
8358 | ||
8359 | return 1; | |
8360 | } | |
8361 | ||
5bbdf3d5 DE |
8362 | static int |
8363 | display_gdb_index (struct dwarf_section *section, | |
8364 | void *file ATTRIBUTE_UNUSED) | |
8365 | { | |
8366 | unsigned char *start = section->start; | |
8367 | uint32_t version; | |
8368 | uint32_t cu_list_offset, tu_list_offset; | |
8369 | uint32_t address_table_offset, symbol_table_offset, constant_pool_offset; | |
8370 | unsigned int cu_list_elements, tu_list_elements; | |
8371 | unsigned int address_table_size, symbol_table_slots; | |
8372 | unsigned char *cu_list, *tu_list; | |
8373 | unsigned char *address_table, *symbol_table, *constant_pool; | |
8374 | unsigned int i; | |
8375 | ||
8376 | /* The documentation for the format of this file is in gdb/dwarf2read.c. */ | |
8377 | ||
8378 | printf (_("Contents of the %s section:\n"), section->name); | |
8379 | ||
8380 | if (section->size < 6 * sizeof (uint32_t)) | |
8381 | { | |
8382 | warn (_("Truncated header in the %s section.\n"), section->name); | |
8383 | return 0; | |
8384 | } | |
8385 | ||
8386 | version = byte_get_little_endian (start, 4); | |
da88a764 | 8387 | printf (_("Version %ld\n"), (long) version); |
5bbdf3d5 DE |
8388 | |
8389 | /* Prior versions are obsolete, and future versions may not be | |
8390 | backwards compatible. */ | |
aa170720 | 8391 | if (version < 3 || version > 8) |
5bbdf3d5 | 8392 | { |
da88a764 | 8393 | warn (_("Unsupported version %lu.\n"), (unsigned long) version); |
5bbdf3d5 DE |
8394 | return 0; |
8395 | } | |
8d6eee87 TT |
8396 | if (version < 4) |
8397 | warn (_("The address table data in version 3 may be wrong.\n")); | |
8398 | if (version < 5) | |
8399 | warn (_("Version 4 does not support case insensitive lookups.\n")); | |
8400 | if (version < 6) | |
8401 | warn (_("Version 5 does not include inlined functions.\n")); | |
8402 | if (version < 7) | |
8403 | warn (_("Version 6 does not include symbol attributes.\n")); | |
aa170720 DE |
8404 | /* Version 7 indices generated by Gold have bad type unit references, |
8405 | PR binutils/15021. But we don't know if the index was generated by | |
8406 | Gold or not, so to avoid worrying users with gdb-generated indices | |
8407 | we say nothing for version 7 here. */ | |
5bbdf3d5 DE |
8408 | |
8409 | cu_list_offset = byte_get_little_endian (start + 4, 4); | |
8410 | tu_list_offset = byte_get_little_endian (start + 8, 4); | |
8411 | address_table_offset = byte_get_little_endian (start + 12, 4); | |
8412 | symbol_table_offset = byte_get_little_endian (start + 16, 4); | |
8413 | constant_pool_offset = byte_get_little_endian (start + 20, 4); | |
8414 | ||
8415 | if (cu_list_offset > section->size | |
8416 | || tu_list_offset > section->size | |
8417 | || address_table_offset > section->size | |
8418 | || symbol_table_offset > section->size | |
8419 | || constant_pool_offset > section->size) | |
8420 | { | |
8421 | warn (_("Corrupt header in the %s section.\n"), section->name); | |
8422 | return 0; | |
8423 | } | |
8424 | ||
53774b7e NC |
8425 | /* PR 17531: file: 418d0a8a. */ |
8426 | if (tu_list_offset < cu_list_offset) | |
8427 | { | |
8428 | warn (_("TU offset (%x) is less than CU offset (%x)\n"), | |
8429 | tu_list_offset, cu_list_offset); | |
8430 | return 0; | |
8431 | } | |
8432 | ||
5bbdf3d5 | 8433 | cu_list_elements = (tu_list_offset - cu_list_offset) / 8; |
53774b7e NC |
8434 | |
8435 | if (address_table_offset < tu_list_offset) | |
8436 | { | |
8437 | warn (_("Address table offset (%x) is less than TU offset (%x)\n"), | |
8438 | address_table_offset, tu_list_offset); | |
8439 | return 0; | |
8440 | } | |
8441 | ||
5bbdf3d5 | 8442 | tu_list_elements = (address_table_offset - tu_list_offset) / 8; |
53774b7e NC |
8443 | |
8444 | /* PR 17531: file: 18a47d3d. */ | |
8445 | if (symbol_table_offset < address_table_offset) | |
8446 | { | |
13bace4a | 8447 | warn (_("Symbol table offset (%x) is less then Address table offset (%x)\n"), |
53774b7e NC |
8448 | symbol_table_offset, address_table_offset); |
8449 | return 0; | |
8450 | } | |
8451 | ||
5bbdf3d5 | 8452 | address_table_size = symbol_table_offset - address_table_offset; |
53774b7e NC |
8453 | |
8454 | if (constant_pool_offset < symbol_table_offset) | |
8455 | { | |
8456 | warn (_("Constant pool offset (%x) is less than symbol table offset (%x)\n"), | |
8457 | constant_pool_offset, symbol_table_offset); | |
8458 | return 0; | |
8459 | } | |
8460 | ||
5bbdf3d5 DE |
8461 | symbol_table_slots = (constant_pool_offset - symbol_table_offset) / 8; |
8462 | ||
8463 | cu_list = start + cu_list_offset; | |
8464 | tu_list = start + tu_list_offset; | |
8465 | address_table = start + address_table_offset; | |
8466 | symbol_table = start + symbol_table_offset; | |
8467 | constant_pool = start + constant_pool_offset; | |
8468 | ||
28d909e5 | 8469 | if (address_table + address_table_size > section->start + section->size) |
acff9664 | 8470 | { |
1306a742 | 8471 | warn (_("Address table extends beyond end of section.\n")); |
acff9664 NC |
8472 | return 0; |
8473 | } | |
b4eb7656 | 8474 | |
5bbdf3d5 DE |
8475 | printf (_("\nCU table:\n")); |
8476 | for (i = 0; i < cu_list_elements; i += 2) | |
8477 | { | |
8478 | uint64_t cu_offset = byte_get_little_endian (cu_list + i * 8, 8); | |
8479 | uint64_t cu_length = byte_get_little_endian (cu_list + i * 8 + 8, 8); | |
8480 | ||
8481 | printf (_("[%3u] 0x%lx - 0x%lx\n"), i / 2, | |
8482 | (unsigned long) cu_offset, | |
8483 | (unsigned long) (cu_offset + cu_length - 1)); | |
8484 | } | |
8485 | ||
8486 | printf (_("\nTU table:\n")); | |
8487 | for (i = 0; i < tu_list_elements; i += 3) | |
8488 | { | |
8489 | uint64_t tu_offset = byte_get_little_endian (tu_list + i * 8, 8); | |
8490 | uint64_t type_offset = byte_get_little_endian (tu_list + i * 8 + 8, 8); | |
8491 | uint64_t signature = byte_get_little_endian (tu_list + i * 8 + 16, 8); | |
8492 | ||
8493 | printf (_("[%3u] 0x%lx 0x%lx "), i / 3, | |
8494 | (unsigned long) tu_offset, | |
8495 | (unsigned long) type_offset); | |
8496 | print_dwarf_vma (signature, 8); | |
8497 | printf ("\n"); | |
8498 | } | |
8499 | ||
8500 | printf (_("\nAddress table:\n")); | |
acff9664 NC |
8501 | for (i = 0; i < address_table_size && i <= address_table_size - (2 * 8 + 4); |
8502 | i += 2 * 8 + 4) | |
5bbdf3d5 DE |
8503 | { |
8504 | uint64_t low = byte_get_little_endian (address_table + i, 8); | |
8505 | uint64_t high = byte_get_little_endian (address_table + i + 8, 8); | |
8506 | uint32_t cu_index = byte_get_little_endian (address_table + i + 16, 4); | |
8507 | ||
8508 | print_dwarf_vma (low, 8); | |
8509 | print_dwarf_vma (high, 8); | |
da88a764 | 8510 | printf (_("%lu\n"), (unsigned long) cu_index); |
5bbdf3d5 DE |
8511 | } |
8512 | ||
8513 | printf (_("\nSymbol table:\n")); | |
8514 | for (i = 0; i < symbol_table_slots; ++i) | |
8515 | { | |
8516 | uint32_t name_offset = byte_get_little_endian (symbol_table + i * 8, 4); | |
8517 | uint32_t cu_vector_offset = byte_get_little_endian (symbol_table + i * 8 + 4, 4); | |
8518 | uint32_t num_cus, cu; | |
8519 | ||
8520 | if (name_offset != 0 | |
8521 | || cu_vector_offset != 0) | |
8522 | { | |
8523 | unsigned int j; | |
362beea4 | 8524 | unsigned char * adr; |
5bbdf3d5 | 8525 | |
362beea4 | 8526 | adr = constant_pool + name_offset; |
53774b7e | 8527 | /* PR 17531: file: 5b7b07ad. */ |
362beea4 | 8528 | if (adr < constant_pool || adr >= section->start + section->size) |
53774b7e NC |
8529 | { |
8530 | printf (_("[%3u] <corrupt offset: %x>"), i, name_offset); | |
8531 | warn (_("Corrupt name offset of 0x%x found for symbol table slot %d\n"), | |
8532 | name_offset, i); | |
8533 | } | |
8534 | else | |
acff9664 NC |
8535 | printf ("[%3u] %.*s:", i, |
8536 | (int) (section->size - (constant_pool_offset + name_offset)), | |
8537 | constant_pool + name_offset); | |
53774b7e | 8538 | |
362beea4 NC |
8539 | adr = constant_pool + cu_vector_offset; |
8540 | if (adr < constant_pool || adr >= section->start + section->size - 3) | |
53774b7e NC |
8541 | { |
8542 | printf (_("<invalid CU vector offset: %x>\n"), cu_vector_offset); | |
8543 | warn (_("Corrupt CU vector offset of 0x%x found for symbol table slot %d\n"), | |
8544 | cu_vector_offset, i); | |
8545 | continue; | |
8546 | } | |
57028622 | 8547 | |
362beea4 | 8548 | num_cus = byte_get_little_endian (adr, 4); |
53774b7e | 8549 | |
362beea4 | 8550 | adr = constant_pool + cu_vector_offset + 4 + num_cus * 4; |
acff9664 | 8551 | if (num_cus * 4 < num_cus |
362beea4 NC |
8552 | || adr >= section->start + section->size |
8553 | || adr < constant_pool) | |
53774b7e NC |
8554 | { |
8555 | printf ("<invalid number of CUs: %d>\n", num_cus); | |
acff9664 | 8556 | warn (_("Invalid number of CUs (0x%x) for symbol table slot %d\n"), |
53774b7e NC |
8557 | num_cus, i); |
8558 | continue; | |
8559 | } | |
8560 | ||
8d6eee87 TT |
8561 | if (num_cus > 1) |
8562 | printf ("\n"); | |
f3853b34 | 8563 | |
5bbdf3d5 DE |
8564 | for (j = 0; j < num_cus; ++j) |
8565 | { | |
7c1cef97 | 8566 | int is_static; |
8d6eee87 TT |
8567 | gdb_index_symbol_kind kind; |
8568 | ||
5bbdf3d5 | 8569 | cu = byte_get_little_endian (constant_pool + cu_vector_offset + 4 + j * 4, 4); |
7c1cef97 | 8570 | is_static = GDB_INDEX_SYMBOL_STATIC_VALUE (cu); |
8d6eee87 TT |
8571 | kind = GDB_INDEX_SYMBOL_KIND_VALUE (cu); |
8572 | cu = GDB_INDEX_CU_VALUE (cu); | |
5bbdf3d5 | 8573 | /* Convert to TU number if it's for a type unit. */ |
ad6b52dd | 8574 | if (cu >= cu_list_elements / 2) |
8d6eee87 TT |
8575 | printf ("%cT%lu", num_cus > 1 ? '\t' : ' ', |
8576 | (unsigned long) (cu - cu_list_elements / 2)); | |
5bbdf3d5 | 8577 | else |
8d6eee87 TT |
8578 | printf ("%c%lu", num_cus > 1 ? '\t' : ' ', (unsigned long) cu); |
8579 | ||
459d52c8 DE |
8580 | printf (" [%s, %s]", |
8581 | is_static ? _("static") : _("global"), | |
8582 | get_gdb_index_symbol_kind_name (kind)); | |
8d6eee87 TT |
8583 | if (num_cus > 1) |
8584 | printf ("\n"); | |
5bbdf3d5 | 8585 | } |
8d6eee87 TT |
8586 | if (num_cus <= 1) |
8587 | printf ("\n"); | |
5bbdf3d5 DE |
8588 | } |
8589 | } | |
8590 | ||
8591 | return 1; | |
8592 | } | |
8593 | ||
657d0d47 CC |
8594 | /* Pre-allocate enough space for the CU/TU sets needed. */ |
8595 | ||
8596 | static void | |
8597 | prealloc_cu_tu_list (unsigned int nshndx) | |
8598 | { | |
8599 | if (shndx_pool == NULL) | |
8600 | { | |
8601 | shndx_pool_size = nshndx; | |
8602 | shndx_pool_used = 0; | |
8603 | shndx_pool = (unsigned int *) xcmalloc (shndx_pool_size, | |
8604 | sizeof (unsigned int)); | |
8605 | } | |
8606 | else | |
8607 | { | |
8608 | shndx_pool_size = shndx_pool_used + nshndx; | |
8609 | shndx_pool = (unsigned int *) xcrealloc (shndx_pool, shndx_pool_size, | |
8610 | sizeof (unsigned int)); | |
8611 | } | |
8612 | } | |
8613 | ||
8614 | static void | |
8615 | add_shndx_to_cu_tu_entry (unsigned int shndx) | |
8616 | { | |
8617 | if (shndx_pool_used >= shndx_pool_size) | |
8618 | { | |
8619 | error (_("Internal error: out of space in the shndx pool.\n")); | |
8620 | return; | |
8621 | } | |
8622 | shndx_pool [shndx_pool_used++] = shndx; | |
8623 | } | |
8624 | ||
8625 | static void | |
8626 | end_cu_tu_entry (void) | |
8627 | { | |
8628 | if (shndx_pool_used >= shndx_pool_size) | |
8629 | { | |
8630 | error (_("Internal error: out of space in the shndx pool.\n")); | |
8631 | return; | |
8632 | } | |
8633 | shndx_pool [shndx_pool_used++] = 0; | |
8634 | } | |
8635 | ||
341f9135 CC |
8636 | /* Return the short name of a DWARF section given by a DW_SECT enumerator. */ |
8637 | ||
8638 | static const char * | |
8639 | get_DW_SECT_short_name (unsigned int dw_sect) | |
8640 | { | |
8641 | static char buf[16]; | |
8642 | ||
8643 | switch (dw_sect) | |
8644 | { | |
8645 | case DW_SECT_INFO: | |
8646 | return "info"; | |
8647 | case DW_SECT_TYPES: | |
8648 | return "types"; | |
8649 | case DW_SECT_ABBREV: | |
8650 | return "abbrev"; | |
8651 | case DW_SECT_LINE: | |
8652 | return "line"; | |
8653 | case DW_SECT_LOC: | |
8654 | return "loc"; | |
8655 | case DW_SECT_STR_OFFSETS: | |
8656 | return "str_off"; | |
8657 | case DW_SECT_MACINFO: | |
8658 | return "macinfo"; | |
8659 | case DW_SECT_MACRO: | |
8660 | return "macro"; | |
8661 | default: | |
b4eb7656 | 8662 | break; |
341f9135 CC |
8663 | } |
8664 | ||
8665 | snprintf (buf, sizeof (buf), "%d", dw_sect); | |
8666 | return buf; | |
8667 | } | |
8668 | ||
8669 | /* Process a CU or TU index. If DO_DISPLAY is true, print the contents. | |
8670 | These sections are extensions for Fission. | |
8671 | See http://gcc.gnu.org/wiki/DebugFissionDWP. */ | |
657d0d47 CC |
8672 | |
8673 | static int | |
8674 | process_cu_tu_index (struct dwarf_section *section, int do_display) | |
8675 | { | |
8676 | unsigned char *phdr = section->start; | |
8677 | unsigned char *limit = phdr + section->size; | |
8678 | unsigned char *phash; | |
8679 | unsigned char *pindex; | |
8680 | unsigned char *ppool; | |
8681 | unsigned int version; | |
341f9135 | 8682 | unsigned int ncols = 0; |
657d0d47 CC |
8683 | unsigned int nused; |
8684 | unsigned int nslots; | |
8685 | unsigned int i; | |
341f9135 CC |
8686 | unsigned int j; |
8687 | dwarf_vma signature_high; | |
8688 | dwarf_vma signature_low; | |
8689 | char buf[64]; | |
657d0d47 | 8690 | |
6937bb54 NC |
8691 | /* PR 17512: file: 002-168123-0.004. */ |
8692 | if (phdr == NULL) | |
8693 | { | |
8694 | warn (_("Section %s is empty\n"), section->name); | |
8695 | return 0; | |
8696 | } | |
8697 | /* PR 17512: file: 002-376-0.004. */ | |
8698 | if (section->size < 24) | |
8699 | { | |
72c61a0d | 8700 | warn (_("Section %s is too small to contain a CU/TU header\n"), |
6937bb54 NC |
8701 | section->name); |
8702 | return 0; | |
8703 | } | |
8704 | ||
8705 | SAFE_BYTE_GET (version, phdr, 4, limit); | |
341f9135 | 8706 | if (version >= 2) |
6937bb54 NC |
8707 | SAFE_BYTE_GET (ncols, phdr + 4, 4, limit); |
8708 | SAFE_BYTE_GET (nused, phdr + 8, 4, limit); | |
8709 | SAFE_BYTE_GET (nslots, phdr + 12, 4, limit); | |
8710 | ||
657d0d47 CC |
8711 | phash = phdr + 16; |
8712 | pindex = phash + nslots * 8; | |
8713 | ppool = pindex + nslots * 4; | |
8714 | ||
57028622 | 8715 | /* PR 17531: file: 45d69832. */ |
03a91817 | 8716 | if (pindex < phash || ppool < phdr || (pindex == phash && nslots != 0)) |
57028622 NC |
8717 | { |
8718 | warn (_("Section %s is too small for %d slots\n"), | |
8719 | section->name, nslots); | |
8720 | return 0; | |
8721 | } | |
8722 | ||
657d0d47 CC |
8723 | if (do_display) |
8724 | { | |
8725 | printf (_("Contents of the %s section:\n\n"), section->name); | |
8726 | printf (_(" Version: %d\n"), version); | |
341f9135 CC |
8727 | if (version >= 2) |
8728 | printf (_(" Number of columns: %d\n"), ncols); | |
657d0d47 CC |
8729 | printf (_(" Number of used entries: %d\n"), nused); |
8730 | printf (_(" Number of slots: %d\n\n"), nslots); | |
8731 | } | |
8732 | ||
03a91817 | 8733 | if (ppool > limit || ppool < phdr) |
657d0d47 CC |
8734 | { |
8735 | warn (_("Section %s too small for %d hash table entries\n"), | |
8736 | section->name, nslots); | |
8737 | return 0; | |
8738 | } | |
8739 | ||
341f9135 | 8740 | if (version == 1) |
657d0d47 | 8741 | { |
341f9135 CC |
8742 | if (!do_display) |
8743 | prealloc_cu_tu_list ((limit - ppool) / 4); | |
8744 | for (i = 0; i < nslots; i++) | |
657d0d47 | 8745 | { |
341f9135 CC |
8746 | unsigned char *shndx_list; |
8747 | unsigned int shndx; | |
8748 | ||
6937bb54 | 8749 | SAFE_BYTE_GET64 (phash, &signature_high, &signature_low, limit); |
341f9135 | 8750 | if (signature_high != 0 || signature_low != 0) |
657d0d47 | 8751 | { |
6937bb54 | 8752 | SAFE_BYTE_GET (j, pindex, 4, limit); |
341f9135 | 8753 | shndx_list = ppool + j * 4; |
f3853b34 NC |
8754 | /* PR 17531: file: 705e010d. */ |
8755 | if (shndx_list < ppool) | |
8756 | { | |
8757 | warn (_("Section index pool located before start of section\n")); | |
8758 | return 0; | |
8759 | } | |
8760 | ||
341f9135 CC |
8761 | if (do_display) |
8762 | printf (_(" [%3d] Signature: 0x%s Sections: "), | |
8763 | i, dwarf_vmatoa64 (signature_high, signature_low, | |
8764 | buf, sizeof (buf))); | |
8765 | for (;;) | |
657d0d47 | 8766 | { |
341f9135 CC |
8767 | if (shndx_list >= limit) |
8768 | { | |
8769 | warn (_("Section %s too small for shndx pool\n"), | |
8770 | section->name); | |
8771 | return 0; | |
8772 | } | |
6937bb54 | 8773 | SAFE_BYTE_GET (shndx, shndx_list, 4, limit); |
341f9135 CC |
8774 | if (shndx == 0) |
8775 | break; | |
8776 | if (do_display) | |
8777 | printf (" %d", shndx); | |
8778 | else | |
8779 | add_shndx_to_cu_tu_entry (shndx); | |
8780 | shndx_list += 4; | |
657d0d47 | 8781 | } |
657d0d47 | 8782 | if (do_display) |
341f9135 | 8783 | printf ("\n"); |
657d0d47 | 8784 | else |
341f9135 CC |
8785 | end_cu_tu_entry (); |
8786 | } | |
8787 | phash += 8; | |
8788 | pindex += 4; | |
8789 | } | |
8790 | } | |
8791 | else if (version == 2) | |
8792 | { | |
8793 | unsigned int val; | |
8794 | unsigned int dw_sect; | |
8795 | unsigned char *ph = phash; | |
8796 | unsigned char *pi = pindex; | |
8797 | unsigned char *poffsets = ppool + ncols * 4; | |
8798 | unsigned char *psizes = poffsets + nused * ncols * 4; | |
8799 | unsigned char *pend = psizes + nused * ncols * 4; | |
8800 | bfd_boolean is_tu_index; | |
8801 | struct cu_tu_set *this_set = NULL; | |
8802 | unsigned int row; | |
8803 | unsigned char *prow; | |
8804 | ||
8805 | is_tu_index = strcmp (section->name, ".debug_tu_index") == 0; | |
8806 | ||
362beea4 | 8807 | /* PR 17531: file: 0dd159bf. |
b4eb7656 | 8808 | Check for wraparound with an overlarge ncols value. */ |
c8071705 | 8809 | if (poffsets < ppool || (unsigned int) ((poffsets - ppool) / 4) != ncols) |
362beea4 NC |
8810 | { |
8811 | warn (_("Overlarge number of columns: %x\n"), ncols); | |
8812 | return 0; | |
8813 | } | |
8814 | ||
341f9135 CC |
8815 | if (pend > limit) |
8816 | { | |
8817 | warn (_("Section %s too small for offset and size tables\n"), | |
8818 | section->name); | |
8819 | return 0; | |
8820 | } | |
8821 | ||
8822 | if (do_display) | |
8823 | { | |
8824 | printf (_(" Offset table\n")); | |
8825 | printf (" slot %-16s ", | |
8826 | is_tu_index ? _("signature") : _("dwo_id")); | |
8827 | } | |
8828 | else | |
8829 | { | |
8830 | if (is_tu_index) | |
8831 | { | |
8832 | tu_count = nused; | |
72c61a0d | 8833 | tu_sets = xcalloc2 (nused, sizeof (struct cu_tu_set)); |
341f9135 | 8834 | this_set = tu_sets; |
657d0d47 | 8835 | } |
657d0d47 | 8836 | else |
341f9135 CC |
8837 | { |
8838 | cu_count = nused; | |
72c61a0d | 8839 | cu_sets = xcalloc2 (nused, sizeof (struct cu_tu_set)); |
341f9135 CC |
8840 | this_set = cu_sets; |
8841 | } | |
8842 | } | |
6937bb54 | 8843 | |
341f9135 CC |
8844 | if (do_display) |
8845 | { | |
8846 | for (j = 0; j < ncols; j++) | |
8847 | { | |
6937bb54 | 8848 | SAFE_BYTE_GET (dw_sect, ppool + j * 4, 4, limit); |
341f9135 CC |
8849 | printf (" %8s", get_DW_SECT_short_name (dw_sect)); |
8850 | } | |
8851 | printf ("\n"); | |
8852 | } | |
6937bb54 | 8853 | |
341f9135 CC |
8854 | for (i = 0; i < nslots; i++) |
8855 | { | |
6937bb54 NC |
8856 | SAFE_BYTE_GET64 (ph, &signature_high, &signature_low, limit); |
8857 | ||
8858 | SAFE_BYTE_GET (row, pi, 4, limit); | |
341f9135 CC |
8859 | if (row != 0) |
8860 | { | |
591f7597 | 8861 | /* PR 17531: file: a05f6ab3. */ |
ef77750e | 8862 | if (row > nused) |
591f7597 NC |
8863 | { |
8864 | warn (_("Row index (%u) is larger than number of used entries (%u)\n"), | |
8865 | row, nused); | |
8866 | return 0; | |
8867 | } | |
8868 | ||
341f9135 CC |
8869 | if (!do_display) |
8870 | memcpy (&this_set[row - 1].signature, ph, sizeof (uint64_t)); | |
6937bb54 | 8871 | |
341f9135 | 8872 | prow = poffsets + (row - 1) * ncols * 4; |
ffc0f143 NC |
8873 | /* PR 17531: file: b8ce60a8. */ |
8874 | if (prow < poffsets || prow > limit) | |
8875 | { | |
8876 | warn (_("Row index (%u) * num columns (%u) > space remaining in section\n"), | |
8877 | row, ncols); | |
8878 | return 0; | |
8879 | } | |
3aade688 | 8880 | |
341f9135 CC |
8881 | if (do_display) |
8882 | printf (_(" [%3d] 0x%s"), | |
8883 | i, dwarf_vmatoa64 (signature_high, signature_low, | |
8884 | buf, sizeof (buf))); | |
8885 | for (j = 0; j < ncols; j++) | |
8886 | { | |
6937bb54 | 8887 | SAFE_BYTE_GET (val, prow + j * 4, 4, limit); |
341f9135 CC |
8888 | if (do_display) |
8889 | printf (" %8d", val); | |
8890 | else | |
8891 | { | |
6937bb54 | 8892 | SAFE_BYTE_GET (dw_sect, ppool + j * 4, 4, limit); |
82b1b41b NC |
8893 | |
8894 | /* PR 17531: file: 10796eb3. */ | |
8895 | if (dw_sect >= DW_SECT_MAX) | |
8896 | warn (_("Overlarge Dwarf section index detected: %u\n"), dw_sect); | |
8897 | else | |
8898 | this_set [row - 1].section_offsets [dw_sect] = val; | |
341f9135 CC |
8899 | } |
8900 | } | |
6937bb54 | 8901 | |
341f9135 CC |
8902 | if (do_display) |
8903 | printf ("\n"); | |
8904 | } | |
8905 | ph += 8; | |
8906 | pi += 4; | |
8907 | } | |
8908 | ||
8909 | ph = phash; | |
8910 | pi = pindex; | |
8911 | if (do_display) | |
b4eb7656 | 8912 | { |
341f9135 CC |
8913 | printf ("\n"); |
8914 | printf (_(" Size table\n")); | |
8915 | printf (" slot %-16s ", | |
8916 | is_tu_index ? _("signature") : _("dwo_id")); | |
b4eb7656 | 8917 | } |
6937bb54 | 8918 | |
341f9135 CC |
8919 | for (j = 0; j < ncols; j++) |
8920 | { | |
6937bb54 | 8921 | SAFE_BYTE_GET (val, ppool + j * 4, 4, limit); |
341f9135 CC |
8922 | if (do_display) |
8923 | printf (" %8s", get_DW_SECT_short_name (val)); | |
8924 | } | |
6937bb54 | 8925 | |
341f9135 CC |
8926 | if (do_display) |
8927 | printf ("\n"); | |
6937bb54 | 8928 | |
341f9135 CC |
8929 | for (i = 0; i < nslots; i++) |
8930 | { | |
6937bb54 NC |
8931 | SAFE_BYTE_GET64 (ph, &signature_high, &signature_low, limit); |
8932 | ||
8933 | SAFE_BYTE_GET (row, pi, 4, limit); | |
341f9135 CC |
8934 | if (row != 0) |
8935 | { | |
8936 | prow = psizes + (row - 1) * ncols * 4; | |
6937bb54 | 8937 | |
341f9135 CC |
8938 | if (do_display) |
8939 | printf (_(" [%3d] 0x%s"), | |
8940 | i, dwarf_vmatoa64 (signature_high, signature_low, | |
8941 | buf, sizeof (buf))); | |
6937bb54 | 8942 | |
341f9135 CC |
8943 | for (j = 0; j < ncols; j++) |
8944 | { | |
6937bb54 | 8945 | SAFE_BYTE_GET (val, prow + j * 4, 4, limit); |
341f9135 CC |
8946 | if (do_display) |
8947 | printf (" %8d", val); | |
8948 | else | |
8949 | { | |
6937bb54 | 8950 | SAFE_BYTE_GET (dw_sect, ppool + j * 4, 4, limit); |
82b1b41b NC |
8951 | if (dw_sect >= DW_SECT_MAX) |
8952 | warn (_("Overlarge Dwarf section index detected: %u\n"), dw_sect); | |
8953 | else | |
341f9135 CC |
8954 | this_set [row - 1].section_sizes [dw_sect] = val; |
8955 | } | |
8956 | } | |
6937bb54 | 8957 | |
341f9135 CC |
8958 | if (do_display) |
8959 | printf ("\n"); | |
8960 | } | |
6937bb54 | 8961 | |
341f9135 CC |
8962 | ph += 8; |
8963 | pi += 4; | |
657d0d47 | 8964 | } |
657d0d47 | 8965 | } |
341f9135 | 8966 | else if (do_display) |
6937bb54 | 8967 | printf (_(" Unsupported version (%d)\n"), version); |
657d0d47 CC |
8968 | |
8969 | if (do_display) | |
8970 | printf ("\n"); | |
8971 | ||
8972 | return 1; | |
8973 | } | |
8974 | ||
8975 | /* Load the CU and TU indexes if present. This will build a list of | |
8976 | section sets that we can use to associate a .debug_info.dwo section | |
8977 | with its associated .debug_abbrev.dwo section in a .dwp file. */ | |
8978 | ||
43a444f9 | 8979 | static bfd_boolean |
657d0d47 CC |
8980 | load_cu_tu_indexes (void *file) |
8981 | { | |
43a444f9 NC |
8982 | static int cu_tu_indexes_read = -1; /* Tri-state variable. */ |
8983 | ||
657d0d47 CC |
8984 | /* If we have already loaded (or tried to load) the CU and TU indexes |
8985 | then do not bother to repeat the task. */ | |
43a444f9 NC |
8986 | if (cu_tu_indexes_read == -1) |
8987 | { | |
8988 | cu_tu_indexes_read = TRUE; | |
8989 | ||
8990 | if (load_debug_section (dwp_cu_index, file)) | |
8991 | if (! process_cu_tu_index (&debug_displays [dwp_cu_index].section, 0)) | |
8992 | cu_tu_indexes_read = FALSE; | |
8993 | ||
8994 | if (load_debug_section (dwp_tu_index, file)) | |
8995 | if (! process_cu_tu_index (&debug_displays [dwp_tu_index].section, 0)) | |
8996 | cu_tu_indexes_read = FALSE; | |
8997 | } | |
657d0d47 | 8998 | |
43a444f9 | 8999 | return (bfd_boolean) cu_tu_indexes_read; |
657d0d47 CC |
9000 | } |
9001 | ||
9002 | /* Find the set of sections that includes section SHNDX. */ | |
9003 | ||
9004 | unsigned int * | |
9005 | find_cu_tu_set (void *file, unsigned int shndx) | |
9006 | { | |
9007 | unsigned int i; | |
9008 | ||
43a444f9 NC |
9009 | if (! load_cu_tu_indexes (file)) |
9010 | return NULL; | |
657d0d47 CC |
9011 | |
9012 | /* Find SHNDX in the shndx pool. */ | |
9013 | for (i = 0; i < shndx_pool_used; i++) | |
9014 | if (shndx_pool [i] == shndx) | |
9015 | break; | |
9016 | ||
9017 | if (i >= shndx_pool_used) | |
9018 | return NULL; | |
9019 | ||
9020 | /* Now backup to find the first entry in the set. */ | |
9021 | while (i > 0 && shndx_pool [i - 1] != 0) | |
9022 | i--; | |
9023 | ||
9024 | return shndx_pool + i; | |
9025 | } | |
9026 | ||
9027 | /* Display a .debug_cu_index or .debug_tu_index section. */ | |
9028 | ||
9029 | static int | |
9030 | display_cu_index (struct dwarf_section *section, void *file ATTRIBUTE_UNUSED) | |
9031 | { | |
9032 | return process_cu_tu_index (section, 1); | |
9033 | } | |
9034 | ||
19e6b90e L |
9035 | static int |
9036 | display_debug_not_supported (struct dwarf_section *section, | |
9037 | void *file ATTRIBUTE_UNUSED) | |
9038 | { | |
9039 | printf (_("Displaying the debug contents of section %s is not yet supported.\n"), | |
9040 | section->name); | |
9041 | ||
9042 | return 1; | |
9043 | } | |
9044 | ||
1306a742 NC |
9045 | /* Like malloc, but takes two parameters like calloc. |
9046 | Verifies that the first parameter is not too large. | |
82b1b41b | 9047 | Note: does *not* initialise the allocated memory to zero. */ |
19e6b90e L |
9048 | void * |
9049 | cmalloc (size_t nmemb, size_t size) | |
9050 | { | |
9051 | /* Check for overflow. */ | |
9052 | if (nmemb >= ~(size_t) 0 / size) | |
9053 | return NULL; | |
82b1b41b NC |
9054 | |
9055 | return xmalloc (nmemb * size); | |
19e6b90e L |
9056 | } |
9057 | ||
1306a742 NC |
9058 | /* Like xmalloc, but takes two parameters like calloc. |
9059 | Verifies that the first parameter is not too large. | |
9060 | Note: does *not* initialise the allocated memory to zero. */ | |
72c61a0d | 9061 | void * |
1306a742 | 9062 | xcmalloc (size_t nmemb, size_t size) |
72c61a0d NC |
9063 | { |
9064 | /* Check for overflow. */ | |
9065 | if (nmemb >= ~(size_t) 0 / size) | |
8490fb40 NC |
9066 | { |
9067 | fprintf (stderr, | |
9068 | _("Attempt to allocate an array with an excessive number of elements: 0x%lx\n"), | |
9069 | (long) nmemb); | |
9070 | xexit (1); | |
9071 | } | |
72c61a0d | 9072 | |
1306a742 | 9073 | return xmalloc (nmemb * size); |
72c61a0d NC |
9074 | } |
9075 | ||
1306a742 NC |
9076 | /* Like xrealloc, but takes three parameters. |
9077 | Verifies that the second parameter is not too large. | |
9078 | Note: does *not* initialise any new memory to zero. */ | |
19e6b90e | 9079 | void * |
1306a742 | 9080 | xcrealloc (void *ptr, size_t nmemb, size_t size) |
19e6b90e L |
9081 | { |
9082 | /* Check for overflow. */ | |
9083 | if (nmemb >= ~(size_t) 0 / size) | |
8490fb40 NC |
9084 | { |
9085 | fprintf (stderr, | |
9086 | _("Attempt to re-allocate an array with an excessive number of elements: 0x%lx\n"), | |
9087 | (long) nmemb); | |
9088 | xexit (1); | |
9089 | } | |
82b1b41b | 9090 | |
1306a742 | 9091 | return xrealloc (ptr, nmemb * size); |
19e6b90e L |
9092 | } |
9093 | ||
1306a742 | 9094 | /* Like xcalloc, but verifies that the first parameter is not too large. */ |
19e6b90e | 9095 | void * |
1306a742 | 9096 | xcalloc2 (size_t nmemb, size_t size) |
19e6b90e L |
9097 | { |
9098 | /* Check for overflow. */ | |
9099 | if (nmemb >= ~(size_t) 0 / size) | |
8490fb40 NC |
9100 | { |
9101 | fprintf (stderr, | |
9102 | _("Attempt to allocate a zero'ed array with an excessive number of elements: 0x%lx\n"), | |
9103 | (long) nmemb); | |
9104 | xexit (1); | |
9105 | } | |
82b1b41b | 9106 | |
1306a742 | 9107 | return xcalloc (nmemb, size); |
19e6b90e L |
9108 | } |
9109 | ||
19e6b90e L |
9110 | void |
9111 | free_debug_memory (void) | |
9112 | { | |
3f5e193b | 9113 | unsigned int i; |
19e6b90e L |
9114 | |
9115 | free_abbrevs (); | |
9116 | ||
9117 | for (i = 0; i < max; i++) | |
3f5e193b | 9118 | free_debug_section ((enum dwarf_section_display_enum) i); |
19e6b90e | 9119 | |
cc86f28f | 9120 | if (debug_information != NULL) |
19e6b90e | 9121 | { |
cc86f28f | 9122 | if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE) |
19e6b90e | 9123 | { |
cc86f28f | 9124 | for (i = 0; i < num_debug_info_entries; i++) |
19e6b90e | 9125 | { |
cc86f28f NC |
9126 | if (!debug_information [i].max_loc_offsets) |
9127 | { | |
9128 | free (debug_information [i].loc_offsets); | |
9129 | free (debug_information [i].have_frame_base); | |
9130 | } | |
9131 | if (!debug_information [i].max_range_lists) | |
9132 | free (debug_information [i].range_lists); | |
19e6b90e | 9133 | } |
19e6b90e L |
9134 | } |
9135 | free (debug_information); | |
9136 | debug_information = NULL; | |
82b1b41b | 9137 | alloc_num_debug_info_entries = num_debug_info_entries = 0; |
19e6b90e | 9138 | } |
19e6b90e L |
9139 | } |
9140 | ||
4cb93e3b TG |
9141 | void |
9142 | dwarf_select_sections_by_names (const char *names) | |
9143 | { | |
9144 | typedef struct | |
9145 | { | |
9146 | const char * option; | |
9147 | int * variable; | |
f9f0e732 | 9148 | int val; |
4cb93e3b TG |
9149 | } |
9150 | debug_dump_long_opts; | |
9151 | ||
9152 | static const debug_dump_long_opts opts_table [] = | |
9153 | { | |
9154 | /* Please keep this table alpha- sorted. */ | |
9155 | { "Ranges", & do_debug_ranges, 1 }, | |
9156 | { "abbrev", & do_debug_abbrevs, 1 }, | |
657d0d47 | 9157 | { "addr", & do_debug_addr, 1 }, |
4cb93e3b | 9158 | { "aranges", & do_debug_aranges, 1 }, |
657d0d47 CC |
9159 | { "cu_index", & do_debug_cu_index, 1 }, |
9160 | { "decodedline", & do_debug_lines, FLAG_DEBUG_LINES_DECODED }, | |
4cb93e3b TG |
9161 | { "frames", & do_debug_frames, 1 }, |
9162 | { "frames-interp", & do_debug_frames_interp, 1 }, | |
657d0d47 CC |
9163 | /* The special .gdb_index section. */ |
9164 | { "gdb_index", & do_gdb_index, 1 }, | |
4cb93e3b TG |
9165 | { "info", & do_debug_info, 1 }, |
9166 | { "line", & do_debug_lines, FLAG_DEBUG_LINES_RAW }, /* For backwards compatibility. */ | |
4cb93e3b TG |
9167 | { "loc", & do_debug_loc, 1 }, |
9168 | { "macro", & do_debug_macinfo, 1 }, | |
9169 | { "pubnames", & do_debug_pubnames, 1 }, | |
357da287 | 9170 | { "pubtypes", & do_debug_pubtypes, 1 }, |
222c2bf0 | 9171 | /* This entry is for compatibility |
4cb93e3b TG |
9172 | with earlier versions of readelf. */ |
9173 | { "ranges", & do_debug_aranges, 1 }, | |
657d0d47 | 9174 | { "rawline", & do_debug_lines, FLAG_DEBUG_LINES_RAW }, |
4cb93e3b | 9175 | { "str", & do_debug_str, 1 }, |
6f875884 TG |
9176 | /* These trace_* sections are used by Itanium VMS. */ |
9177 | { "trace_abbrev", & do_trace_abbrevs, 1 }, | |
9178 | { "trace_aranges", & do_trace_aranges, 1 }, | |
9179 | { "trace_info", & do_trace_info, 1 }, | |
4cb93e3b TG |
9180 | { NULL, NULL, 0 } |
9181 | }; | |
9182 | ||
9183 | const char *p; | |
467c65bc | 9184 | |
4cb93e3b TG |
9185 | p = names; |
9186 | while (*p) | |
9187 | { | |
9188 | const debug_dump_long_opts * entry; | |
467c65bc | 9189 | |
4cb93e3b TG |
9190 | for (entry = opts_table; entry->option; entry++) |
9191 | { | |
9192 | size_t len = strlen (entry->option); | |
467c65bc | 9193 | |
4cb93e3b TG |
9194 | if (strncmp (p, entry->option, len) == 0 |
9195 | && (p[len] == ',' || p[len] == '\0')) | |
9196 | { | |
9197 | * entry->variable |= entry->val; | |
467c65bc | 9198 | |
4cb93e3b TG |
9199 | /* The --debug-dump=frames-interp option also |
9200 | enables the --debug-dump=frames option. */ | |
9201 | if (do_debug_frames_interp) | |
9202 | do_debug_frames = 1; | |
9203 | ||
9204 | p += len; | |
9205 | break; | |
9206 | } | |
9207 | } | |
467c65bc | 9208 | |
4cb93e3b TG |
9209 | if (entry->option == NULL) |
9210 | { | |
9211 | warn (_("Unrecognized debug option '%s'\n"), p); | |
9212 | p = strchr (p, ','); | |
9213 | if (p == NULL) | |
9214 | break; | |
9215 | } | |
467c65bc | 9216 | |
4cb93e3b TG |
9217 | if (*p == ',') |
9218 | p++; | |
9219 | } | |
9220 | } | |
9221 | ||
9222 | void | |
9223 | dwarf_select_sections_by_letters (const char *letters) | |
9224 | { | |
91d6fa6a | 9225 | unsigned int lindex = 0; |
4cb93e3b | 9226 | |
91d6fa6a NC |
9227 | while (letters[lindex]) |
9228 | switch (letters[lindex++]) | |
4cb93e3b TG |
9229 | { |
9230 | case 'i': | |
9231 | do_debug_info = 1; | |
9232 | break; | |
467c65bc | 9233 | |
4cb93e3b TG |
9234 | case 'a': |
9235 | do_debug_abbrevs = 1; | |
9236 | break; | |
467c65bc | 9237 | |
4cb93e3b TG |
9238 | case 'l': |
9239 | do_debug_lines |= FLAG_DEBUG_LINES_RAW; | |
9240 | break; | |
467c65bc | 9241 | |
4cb93e3b TG |
9242 | case 'L': |
9243 | do_debug_lines |= FLAG_DEBUG_LINES_DECODED; | |
9244 | break; | |
467c65bc | 9245 | |
4cb93e3b TG |
9246 | case 'p': |
9247 | do_debug_pubnames = 1; | |
9248 | break; | |
467c65bc | 9249 | |
f9f0e732 NC |
9250 | case 't': |
9251 | do_debug_pubtypes = 1; | |
9252 | break; | |
467c65bc | 9253 | |
4cb93e3b TG |
9254 | case 'r': |
9255 | do_debug_aranges = 1; | |
9256 | break; | |
467c65bc | 9257 | |
4cb93e3b TG |
9258 | case 'R': |
9259 | do_debug_ranges = 1; | |
9260 | break; | |
467c65bc | 9261 | |
4cb93e3b TG |
9262 | case 'F': |
9263 | do_debug_frames_interp = 1; | |
1a0670f3 | 9264 | /* Fall through. */ |
4cb93e3b TG |
9265 | case 'f': |
9266 | do_debug_frames = 1; | |
9267 | break; | |
467c65bc | 9268 | |
4cb93e3b TG |
9269 | case 'm': |
9270 | do_debug_macinfo = 1; | |
9271 | break; | |
467c65bc | 9272 | |
4cb93e3b TG |
9273 | case 's': |
9274 | do_debug_str = 1; | |
9275 | break; | |
467c65bc | 9276 | |
4cb93e3b TG |
9277 | case 'o': |
9278 | do_debug_loc = 1; | |
9279 | break; | |
467c65bc | 9280 | |
4cb93e3b | 9281 | default: |
7cc78d07 | 9282 | warn (_("Unrecognized debug option '%s'\n"), letters); |
4cb93e3b TG |
9283 | break; |
9284 | } | |
9285 | } | |
9286 | ||
9287 | void | |
9288 | dwarf_select_sections_all (void) | |
9289 | { | |
9290 | do_debug_info = 1; | |
9291 | do_debug_abbrevs = 1; | |
9292 | do_debug_lines = FLAG_DEBUG_LINES_RAW; | |
9293 | do_debug_pubnames = 1; | |
f9f0e732 | 9294 | do_debug_pubtypes = 1; |
4cb93e3b TG |
9295 | do_debug_aranges = 1; |
9296 | do_debug_ranges = 1; | |
9297 | do_debug_frames = 1; | |
9298 | do_debug_macinfo = 1; | |
9299 | do_debug_str = 1; | |
9300 | do_debug_loc = 1; | |
5bbdf3d5 | 9301 | do_gdb_index = 1; |
6f875884 TG |
9302 | do_trace_info = 1; |
9303 | do_trace_abbrevs = 1; | |
9304 | do_trace_aranges = 1; | |
657d0d47 CC |
9305 | do_debug_addr = 1; |
9306 | do_debug_cu_index = 1; | |
4cb93e3b TG |
9307 | } |
9308 | ||
19e6b90e L |
9309 | struct dwarf_section_display debug_displays[] = |
9310 | { | |
d1c4b12b NC |
9311 | { { ".debug_abbrev", ".zdebug_abbrev", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9312 | display_debug_abbrev, &do_debug_abbrevs, FALSE }, | |
9313 | { { ".debug_aranges", ".zdebug_aranges", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9314 | display_debug_aranges, &do_debug_aranges, TRUE }, | |
9315 | { { ".debug_frame", ".zdebug_frame", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9316 | display_debug_frames, &do_debug_frames, TRUE }, | |
9317 | { { ".debug_info", ".zdebug_info", NULL, NULL, 0, 0, abbrev, NULL, 0, NULL }, | |
9318 | display_debug_info, &do_debug_info, TRUE }, | |
9319 | { { ".debug_line", ".zdebug_line", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9320 | display_debug_lines, &do_debug_lines, TRUE }, | |
9321 | { { ".debug_pubnames", ".zdebug_pubnames", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9322 | display_debug_pubnames, &do_debug_pubnames, FALSE }, | |
9323 | { { ".debug_gnu_pubnames", ".zdebug_gnu_pubnames", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9324 | display_debug_gnu_pubnames, &do_debug_pubnames, FALSE }, | |
9325 | { { ".eh_frame", "", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9326 | display_debug_frames, &do_debug_frames, TRUE }, | |
9327 | { { ".debug_macinfo", ".zdebug_macinfo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9328 | display_debug_macinfo, &do_debug_macinfo, FALSE }, | |
9329 | { { ".debug_macro", ".zdebug_macro", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9330 | display_debug_macro, &do_debug_macinfo, TRUE }, | |
9331 | { { ".debug_str", ".zdebug_str", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9332 | display_debug_str, &do_debug_str, FALSE }, | |
77145576 JK |
9333 | { { ".debug_line_str", ".zdebug_line_str", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9334 | display_debug_str, &do_debug_str, FALSE }, | |
d1c4b12b NC |
9335 | { { ".debug_loc", ".zdebug_loc", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9336 | display_debug_loc, &do_debug_loc, TRUE }, | |
77145576 JK |
9337 | { { ".debug_loclists", ".zdebug_loclists", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9338 | display_debug_loc, &do_debug_loc, TRUE }, | |
d1c4b12b NC |
9339 | { { ".debug_pubtypes", ".zdebug_pubtypes", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9340 | display_debug_pubnames, &do_debug_pubtypes, FALSE }, | |
9341 | { { ".debug_gnu_pubtypes", ".zdebug_gnu_pubtypes", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9342 | display_debug_gnu_pubnames, &do_debug_pubtypes, FALSE }, | |
9343 | { { ".debug_ranges", ".zdebug_ranges", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9344 | display_debug_ranges, &do_debug_ranges, TRUE }, | |
77145576 JK |
9345 | { { ".debug_rnglists", ".zdebug_rnglists", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9346 | display_debug_ranges, &do_debug_ranges, TRUE }, | |
d1c4b12b NC |
9347 | { { ".debug_static_func", ".zdebug_static_func", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9348 | display_debug_not_supported, NULL, FALSE }, | |
9349 | { { ".debug_static_vars", ".zdebug_static_vars", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9350 | display_debug_not_supported, NULL, FALSE }, | |
9351 | { { ".debug_types", ".zdebug_types", NULL, NULL, 0, 0, abbrev, NULL, 0, NULL }, | |
9352 | display_debug_types, &do_debug_info, TRUE }, | |
9353 | { { ".debug_weaknames", ".zdebug_weaknames", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9354 | display_debug_not_supported, NULL, FALSE }, | |
9355 | { { ".gdb_index", "", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9356 | display_gdb_index, &do_gdb_index, FALSE }, | |
61364358 JK |
9357 | { { ".debug_names", "", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, |
9358 | display_debug_names, &do_gdb_index, FALSE }, | |
d1c4b12b NC |
9359 | { { ".trace_info", "", NULL, NULL, 0, 0, trace_abbrev, NULL, 0, NULL }, |
9360 | display_trace_info, &do_trace_info, TRUE }, | |
9361 | { { ".trace_abbrev", "", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9362 | display_debug_abbrev, &do_trace_abbrevs, FALSE }, | |
9363 | { { ".trace_aranges", "", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9364 | display_debug_aranges, &do_trace_aranges, FALSE }, | |
9365 | { { ".debug_info.dwo", ".zdebug_info.dwo", NULL, NULL, 0, 0, abbrev_dwo, NULL, 0, NULL }, | |
9366 | display_debug_info, &do_debug_info, TRUE }, | |
9367 | { { ".debug_abbrev.dwo", ".zdebug_abbrev.dwo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9368 | display_debug_abbrev, &do_debug_abbrevs, FALSE }, | |
9369 | { { ".debug_types.dwo", ".zdebug_types.dwo", NULL, NULL, 0, 0, abbrev_dwo, NULL, 0, NULL }, | |
9370 | display_debug_types, &do_debug_info, TRUE }, | |
9371 | { { ".debug_line.dwo", ".zdebug_line.dwo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9372 | display_debug_lines, &do_debug_lines, TRUE }, | |
9373 | { { ".debug_loc.dwo", ".zdebug_loc.dwo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9374 | display_debug_loc, &do_debug_loc, TRUE }, | |
9375 | { { ".debug_macro.dwo", ".zdebug_macro.dwo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9376 | display_debug_macro, &do_debug_macinfo, TRUE }, | |
9377 | { { ".debug_macinfo.dwo", ".zdebug_macinfo.dwo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9378 | display_debug_macinfo, &do_debug_macinfo, FALSE }, | |
9379 | { { ".debug_str.dwo", ".zdebug_str.dwo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9380 | display_debug_str, &do_debug_str, TRUE }, | |
9381 | { { ".debug_str_offsets", ".zdebug_str_offsets", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9382 | display_debug_str_offsets, NULL, FALSE }, | |
9383 | { { ".debug_str_offsets.dwo", ".zdebug_str_offsets.dwo", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9384 | display_debug_str_offsets, NULL, FALSE }, | |
9385 | { { ".debug_addr", ".zdebug_addr", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9386 | display_debug_addr, &do_debug_addr, TRUE }, | |
9387 | { { ".debug_cu_index", "", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9388 | display_cu_index, &do_debug_cu_index, FALSE }, | |
9389 | { { ".debug_tu_index", "", NULL, NULL, 0, 0, 0, NULL, 0, NULL }, | |
9390 | display_cu_index, &do_debug_cu_index, FALSE }, | |
19e6b90e | 9391 | }; |
b451e98a JK |
9392 | |
9393 | /* A static assertion. */ | |
9394 | extern int debug_displays_assert[ARRAY_SIZE (debug_displays) == max ? 1 : -1]; |