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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [binutils/] [od-xcoff.c] - Blame information for rev 241

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1 15 khays
/* od-xcoff.c -- dump information about an xcoff object file.
2 166 khays
   Copyright 2011, 2012 Free Software Foundation, Inc.
3 15 khays
   Written by Tristan Gingold, Adacore.
4
 
5
   This file is part of GNU Binutils.
6
 
7
   This program is free software; you can redistribute it and/or modify
8
   it under the terms of the GNU General Public License as published by
9
   the Free Software Foundation; either version 3, or (at your option)
10
   any later version.
11
 
12
   This program is distributed in the hope that it will be useful,
13
   but WITHOUT ANY WARRANTY; without even the implied warranty of
14
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15
   GNU General Public License for more details.
16
 
17
   You should have received a copy of the GNU General Public License
18
   along with this program; if not, write to the Free Software
19
   Foundation, 51 Franklin Street - Fifth Floor, Boston,
20
   MA 02110-1301, USA.  */
21
 
22 166 khays
#include "sysdep.h"
23 15 khays
#include <stddef.h>
24
#include <time.h>
25
#include "safe-ctype.h"
26
#include "bfd.h"
27
#include "objdump.h"
28
#include "bucomm.h"
29
#include "bfdlink.h"
30
/* Force the support of weak symbols.  */
31
#ifndef AIX_WEAK_SUPPORT
32
#define AIX_WEAK_SUPPORT 1
33
#endif
34
#include "coff/internal.h"
35
#include "coff/rs6000.h"
36
#include "coff/xcoff.h"
37
#include "libcoff.h"
38
#include "libxcoff.h"
39
 
40
/* Index of the options in the options[] array.  */
41
#define OPT_FILE_HEADER 0
42
#define OPT_AOUT 1
43
#define OPT_SECTIONS 2
44
#define OPT_SYMS 3
45
#define OPT_RELOCS 4
46
#define OPT_LINENO 5
47
#define OPT_LOADER 6
48
#define OPT_EXCEPT 7
49
#define OPT_TYPCHK 8
50
#define OPT_TRACEBACK 9
51
#define OPT_TOC 10
52
 
53
/* List of actions.  */
54
static struct objdump_private_option options[] =
55
  {
56
    { "header", 0 },
57
    { "aout", 0 },
58
    { "sections", 0 },
59
    { "syms", 0 },
60
    { "relocs", 0 },
61
    { "lineno", 0 },
62
    { "loader", 0 },
63
    { "except", 0 },
64
    { "typchk", 0 },
65
    { "traceback", 0 },
66
    { "toc", 0 },
67
    { NULL, 0 }
68
  };
69
 
70
/* Display help.  */
71
 
72
static void
73
xcoff_help (FILE *stream)
74
{
75
  fprintf (stream, _("\
76
For XCOFF files:\n\
77
  header      Display the file header\n\
78
  aout        Display the auxiliary header\n\
79
  sections    Display the section headers\n\
80
  syms        Display the symbols table\n\
81
  relocs      Display the relocation entries\n\
82
  lineno      Display the line number entries\n\
83
  loader      Display loader section\n\
84
  except      Display exception table\n\
85
  typchk      Display type-check section\n\
86
  traceback   Display traceback tags\n\
87
  toc         Display toc symbols\n\
88
"));
89
}
90
 
91
/* Return TRUE if ABFD is handled.  */
92
 
93
static int
94
xcoff_filter (bfd *abfd)
95
{
96
  return bfd_get_flavour (abfd) == bfd_target_xcoff_flavour;
97
}
98
 
99
/* Translation entry type.  The last entry must be {0, NULL}.  */
100
 
101
struct xlat_table {
102
  unsigned int val;
103
  const char *name;
104
};
105
 
106
/* Display the list of name (from TABLE) for FLAGS, using comma to separate
107
   them.  A name is displayed if FLAGS & VAL is not 0.  */
108
 
109
static void
110
dump_flags (const struct xlat_table *table, unsigned int flags)
111
{
112
  unsigned int r = flags;
113
  int first = 1;
114
  const struct xlat_table *t;
115
 
116
  for (t = table; t->name; t++)
117
    if ((flags & t->val) != 0)
118
      {
119
        r &= ~t->val;
120
 
121
        if (first)
122
          first = 0;
123
        else
124
          putchar (',');
125
        fputs (t->name, stdout);
126
      }
127
 
128
  /* Not decoded flags.  */
129
  if (r != 0)
130
    {
131
      if (!first)
132
        putchar (',');
133
      printf ("0x%x", r);
134
    }
135
}
136
 
137
/* Display the name corresponding to VAL from TABLE, using at most
138
   MAXLEN char (possibly passed with spaces).  */
139
 
140
static void
141
dump_value (const struct xlat_table *table, unsigned int val, int maxlen)
142
{
143
  const struct xlat_table *t;
144
 
145
  for (t = table; t->name; t++)
146
    if (t->val == val)
147
      {
148
        printf ("%-*s", maxlen, t->name);
149
        return;
150
      }
151
  printf ("(%*x)", maxlen - 2, val);
152
}
153
 
154
/* Names of f_flags.  */
155
static const struct xlat_table f_flag_xlat[] =
156
  {
157
    { F_RELFLG,    "no-rel" },
158
    { F_EXEC,      "exec" },
159
    { F_LNNO,      "lineno" },
160
    { F_LSYMS,     "lsyms" },
161
 
162
    { F_FDPR_PROF, "fdpr-prof" },
163
    { F_FDPR_OPTI, "fdpr-opti" },
164
    { F_DSA,       "dsa" },
165
 
166
    { F_VARPG,     "varprg" },
167
 
168
    { F_DYNLOAD,   "dynload" },
169
    { F_SHROBJ,    "shrobj" },
170
    { F_NONEXEC,   "nonexec" },
171
 
172
    { 0, NULL }
173
  };
174
 
175
/* Names of s_flags.  */
176
static const struct xlat_table s_flag_xlat[] =
177
  {
178
    { STYP_PAD,    "pad" },
179
    { STYP_DWARF,  "dwarf" },
180
    { STYP_TEXT,   "text" },
181
    { STYP_DATA,   "data" },
182
    { STYP_BSS,    "bss" },
183
 
184
    { STYP_EXCEPT, "except" },
185
    { STYP_INFO,   "info" },
186
    { STYP_TDATA,  "tdata" },
187
    { STYP_TBSS,   "tbss" },
188
 
189
    { STYP_LOADER, "loader" },
190
    { STYP_DEBUG,  "debug" },
191
    { STYP_TYPCHK, "typchk" },
192
    { STYP_OVRFLO, "ovrflo" },
193
    { 0, NULL }
194
  };
195
 
196
/* Names of storage class.  */
197
static const struct xlat_table sc_xlat[] =
198
  {
199
#define SC_ENTRY(X) { C_##X, #X }
200
    SC_ENTRY(NULL),
201
    SC_ENTRY(AUTO),
202
    SC_ENTRY(EXT),
203
    SC_ENTRY(STAT),
204
    SC_ENTRY(REG),
205
    SC_ENTRY(EXTDEF),
206
    SC_ENTRY(LABEL),
207
    SC_ENTRY(ULABEL),
208
    SC_ENTRY(MOS),
209
    SC_ENTRY(ARG),
210
    /*    SC_ENTRY(STRARG), */
211
    SC_ENTRY(MOU),
212
    SC_ENTRY(UNTAG),
213
    SC_ENTRY(TPDEF),
214
    SC_ENTRY(USTATIC),
215
    SC_ENTRY(ENTAG),
216
    SC_ENTRY(MOE),
217
    SC_ENTRY(REGPARM),
218
    SC_ENTRY(FIELD),
219
    SC_ENTRY(BLOCK),
220
    SC_ENTRY(FCN),
221
    SC_ENTRY(EOS),
222
    SC_ENTRY(FILE),
223
    SC_ENTRY(LINE),
224
    SC_ENTRY(ALIAS),
225
    SC_ENTRY(HIDDEN),
226
    SC_ENTRY(HIDEXT),
227
    SC_ENTRY(BINCL),
228
    SC_ENTRY(EINCL),
229
    SC_ENTRY(INFO),
230
    SC_ENTRY(WEAKEXT),
231
    SC_ENTRY(DWARF),
232
 
233
    /* Stabs.  */
234
    SC_ENTRY (GSYM),
235
    SC_ENTRY (LSYM),
236
    SC_ENTRY (PSYM),
237
    SC_ENTRY (RSYM),
238
    SC_ENTRY (RPSYM),
239
    SC_ENTRY (STSYM),
240
    SC_ENTRY (TCSYM),
241
    SC_ENTRY (BCOMM),
242
    SC_ENTRY (ECOML),
243
    SC_ENTRY (ECOMM),
244
    SC_ENTRY (DECL),
245
    SC_ENTRY (ENTRY),
246
    SC_ENTRY (FUN),
247
    SC_ENTRY (BSTAT),
248
    SC_ENTRY (ESTAT),
249
 
250
    { 0, NULL }
251
#undef SC_ENTRY
252
  };
253
 
254
/* Names for symbol type.  */
255
static const struct xlat_table smtyp_xlat[] =
256
  {
257
    { XTY_ER, "ER" },
258
    { XTY_SD, "SD" },
259
    { XTY_LD, "LD" },
260
    { XTY_CM, "CM" },
261
    { XTY_EM, "EM" },
262
    { XTY_US, "US" },
263
    { 0, NULL }
264
  };
265
 
266
/* Names for storage-mapping class.  */
267
static const struct xlat_table smclas_xlat[] =
268
  {
269
#define SMCLAS_ENTRY(X) { XMC_##X, #X }
270
    SMCLAS_ENTRY (PR),
271
    SMCLAS_ENTRY (RO),
272
    SMCLAS_ENTRY (DB),
273
    SMCLAS_ENTRY (TC),
274
    SMCLAS_ENTRY (UA),
275
    SMCLAS_ENTRY (RW),
276
    SMCLAS_ENTRY (GL),
277
    SMCLAS_ENTRY (XO),
278
    SMCLAS_ENTRY (SV),
279
    SMCLAS_ENTRY (BS),
280
    SMCLAS_ENTRY (DS),
281
    SMCLAS_ENTRY (UC),
282
    SMCLAS_ENTRY (TI),
283
    SMCLAS_ENTRY (TB),
284
    SMCLAS_ENTRY (TC0),
285
    SMCLAS_ENTRY (TD),
286
    SMCLAS_ENTRY (SV64),
287
    SMCLAS_ENTRY (SV3264),
288
    { 0, NULL }
289
#undef SMCLAS_ENTRY
290
  };
291
 
292
/* Names for relocation type.  */
293
static const struct xlat_table rtype_xlat[] =
294
  {
295
#define RTYPE_ENTRY(X) { R_##X, #X }
296
    RTYPE_ENTRY (POS),
297
    RTYPE_ENTRY (NEG),
298
    RTYPE_ENTRY (REL),
299
    RTYPE_ENTRY (TOC),
300
    RTYPE_ENTRY (RTB),
301
    RTYPE_ENTRY (GL),
302
    RTYPE_ENTRY (TCL),
303
    RTYPE_ENTRY (BA),
304
    RTYPE_ENTRY (BR),
305
    RTYPE_ENTRY (RL),
306
    RTYPE_ENTRY (RLA),
307
    RTYPE_ENTRY (REF),
308
    RTYPE_ENTRY (TRL),
309
    RTYPE_ENTRY (TRLA),
310
    RTYPE_ENTRY (RRTBI),
311
    RTYPE_ENTRY (RRTBA),
312
    RTYPE_ENTRY (CAI),
313
    RTYPE_ENTRY (CREL),
314
    RTYPE_ENTRY (RBA),
315
    RTYPE_ENTRY (RBAC),
316
    RTYPE_ENTRY (RBR),
317
    RTYPE_ENTRY (RBRC),
318
    RTYPE_ENTRY (TLS),
319
    RTYPE_ENTRY (TLS_IE),
320
    RTYPE_ENTRY (TLS_LD),
321
    RTYPE_ENTRY (TLS_LE),
322
    RTYPE_ENTRY (TLSM),
323
    RTYPE_ENTRY (TLSML),
324
    RTYPE_ENTRY (TOCU),
325
    RTYPE_ENTRY (TOCL),
326
    { 0, NULL }
327
  };
328
 
329
/* Simplified section header.  */
330
struct xcoff32_section
331
{
332
  /* NUL terminated name.  */
333
  char name[9];
334
 
335
  /* Section flags.  */
336
  unsigned int flags;
337
 
338
  /* Offsets in file.  */
339
  ufile_ptr scnptr;
340
  ufile_ptr relptr;
341
  ufile_ptr lnnoptr;
342
 
343
  /* Number of relocs and line numbers.  */
344
  unsigned int nreloc;
345
  unsigned int nlnno;
346
};
347
 
348
/* Simplified symbol.  */
349
 
350
union xcoff32_symbol
351
{
352
  union external_auxent aux;
353
 
354
  struct sym
355
  {
356
    /* Pointer the the NUL-terminated name.  */
357
    char *name;
358
 
359
    /* XCOFF symbol fields.  */
360
    unsigned int val;
361
    unsigned short scnum;
362
    unsigned short ntype;
363
    unsigned char sclass;
364
    unsigned char numaux;
365
 
366
    /* Buffer in case the name is local.  */
367
    union
368
    {
369
      char name[9];
370
      unsigned int off;
371
    } raw;
372
  } sym;
373
};
374
 
375
/* Important fields to dump the file.  */
376
 
377
struct xcoff_dump
378
{
379
  /* From file header.  */
380
  unsigned short nscns;
381
  unsigned int symptr;
382
  unsigned int nsyms;
383
  unsigned short opthdr;
384
 
385
  /* Sections.  */
386
  struct xcoff32_section *sects;
387
 
388
  /* Symbols.  */
389
  union xcoff32_symbol *syms;
390
  char *strings;
391
  unsigned int strings_size;
392
};
393
 
394
/* Print a symbol (if possible).  */
395
 
396
static void
397
xcoff32_print_symbol (struct xcoff_dump *data, unsigned int symndx)
398
{
399
  if (data->syms != NULL
400
      && symndx < data->nsyms
401
      && data->syms[symndx].sym.name != NULL)
402
    printf ("%s", data->syms[symndx].sym.name);
403
  else
404
    printf ("%u", symndx);
405
}
406
 
407
/* Dump the file header.  */
408
 
409
static void
410
dump_xcoff32_file_header (bfd *abfd, struct external_filehdr *fhdr,
411
                          struct xcoff_dump *data)
412
{
413
  unsigned int timdat = bfd_h_get_32 (abfd, fhdr->f_timdat);
414
  unsigned short flags = bfd_h_get_16 (abfd, fhdr->f_flags);
415
 
416
  printf (_("  nbr sections:  %d\n"), data->nscns);
417
  printf (_("  time and date: 0x%08x  - "), timdat);
418
  if (timdat == 0)
419
    printf (_("not set\n"));
420
  else
421
    {
422
      /* Not correct on all platforms, but works on unix.  */
423
      time_t t = timdat;
424
      fputs (ctime (&t), stdout);
425
    }
426
  printf (_("  symbols off:   0x%08x\n"), data->symptr);
427
  printf (_("  nbr symbols:   %d\n"), data->nsyms);
428
  printf (_("  opt hdr sz:    %d\n"), data->opthdr);
429
  printf (_("  flags:         0x%04x "), flags);
430
  dump_flags (f_flag_xlat, flags);
431
  putchar ('\n');
432
}
433
 
434
/* Dump the a.out header.  */
435
 
436
static void
437
dump_xcoff32_aout_header (bfd *abfd, struct xcoff_dump *data)
438
{
439
  AOUTHDR auxhdr;
440
  unsigned short magic;
441
  unsigned int sz = data->opthdr;
442
 
443
  printf (_("Auxiliary header:\n"));
444
  if (data->opthdr == 0)
445
    {
446
      printf (_("  No aux header\n"));
447
      return;
448
    }
449
  if (data->opthdr > sizeof (auxhdr))
450
    {
451
      printf (_("warning: optionnal header size too large (> %d)\n"),
452
              (int)sizeof (auxhdr));
453
      sz = sizeof (auxhdr);
454
    }
455
  if (bfd_bread (&auxhdr, sz, abfd) != sz)
456
    {
457
      non_fatal (_("cannot read auxhdr"));
458
      return;
459
    }
460
 
461
  magic = bfd_h_get_16 (abfd, auxhdr.magic);
462 163 khays
  /* We don't translate these strings as they are fields name.  */
463
  printf ("  o_mflag (magic): 0x%04x 0%04o\n", magic, magic);
464
  printf ("  o_vstamp:        0x%04x\n",
465 15 khays
          (unsigned short)bfd_h_get_16 (abfd, auxhdr.vstamp));
466 163 khays
  printf ("  o_tsize:         0x%08x\n",
467 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.tsize));
468 163 khays
  printf ("  o_dsize:         0x%08x\n",
469 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.dsize));
470 163 khays
  printf ("  o_entry:         0x%08x\n",
471 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.entry));
472 163 khays
  printf ("  o_text_start:    0x%08x\n",
473 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.text_start));
474 163 khays
  printf ("  o_data_start:    0x%08x\n",
475 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.data_start));
476
  if (sz == offsetof (AOUTHDR, o_toc))
477
    return;
478 163 khays
  printf ("  o_toc:           0x%08x\n",
479 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.o_toc));
480 163 khays
  printf ("  o_snentry:       0x%04x\n",
481 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_snentry));
482 163 khays
  printf ("  o_sntext:        0x%04x\n",
483 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_sntext));
484 163 khays
  printf ("  o_sndata:        0x%04x\n",
485 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_sndata));
486 163 khays
  printf ("  o_sntoc:         0x%04x\n",
487 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_sntoc));
488 163 khays
  printf ("  o_snloader:      0x%04x\n",
489 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_snloader));
490 163 khays
  printf ("  o_snbss:         0x%04x\n",
491 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_snbss));
492 163 khays
  printf ("  o_algntext:      %u\n",
493 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_algntext));
494 163 khays
  printf ("  o_algndata:      %u\n",
495 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_algndata));
496 163 khays
  printf ("  o_modtype:       0x%04x",
497 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_modtype));
498
  if (ISPRINT (auxhdr.o_modtype[0]) && ISPRINT (auxhdr.o_modtype[1]))
499
    printf (" (%c%c)", auxhdr.o_modtype[0], auxhdr.o_modtype[1]);
500
  putchar ('\n');
501 163 khays
  printf ("  o_cputype:       0x%04x\n",
502 15 khays
          (unsigned int)bfd_h_get_16 (abfd, auxhdr.o_cputype));
503 163 khays
  printf ("  o_maxstack:      0x%08x\n",
504 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.o_maxstack));
505 163 khays
  printf ("  o_maxdata:       0x%08x\n",
506 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.o_maxdata));
507
#if 0
508 163 khays
  printf ("  o_debugger:      0x%08x\n",
509 15 khays
          (unsigned int)bfd_h_get_32 (abfd, auxhdr.o_debugger));
510
#endif
511
}
512
 
513
/* Dump the sections header.  */
514
 
515
static void
516
dump_xcoff32_sections_header (bfd *abfd, struct xcoff_dump *data)
517
{
518
  unsigned int i;
519
  unsigned int off;
520
 
521
  off = sizeof (struct external_filehdr) + data->opthdr;
522
  printf (_("Section headers (at %u+%u=0x%08x to 0x%08x):\n"),
523
          (unsigned int)sizeof (struct external_filehdr), data->opthdr, off,
524
          off + (unsigned int)sizeof (struct external_scnhdr) * data->nscns);
525
  if (data->nscns == 0)
526
    {
527
      printf (_("  No section header\n"));
528
      return;
529
    }
530
  if (bfd_seek (abfd, off, SEEK_SET) != 0)
531
    {
532
      non_fatal (_("cannot read section header"));
533
      return;
534
    }
535 163 khays
  /* We don't translate this string as it consists in fields name.  */
536
  printf (" # Name     paddr    vaddr    size     scnptr   relptr   lnnoptr  nrel  nlnno\n");
537 15 khays
  for (i = 0; i < data->nscns; i++)
538
    {
539
      struct external_scnhdr scn;
540
      unsigned int flags;
541
 
542
      if (bfd_bread (&scn, sizeof (scn), abfd) != sizeof (scn))
543
        {
544
          non_fatal (_("cannot read section header"));
545
          return;
546
        }
547
      flags = bfd_h_get_32 (abfd, scn.s_flags);
548 163 khays
      printf ("%2d %-8.8s %08x %08x %08x %08x %08x %08x %-5d %-5d\n",
549 15 khays
              i + 1, scn.s_name,
550
              (unsigned int)bfd_h_get_32 (abfd, scn.s_paddr),
551
              (unsigned int)bfd_h_get_32 (abfd, scn.s_vaddr),
552
              (unsigned int)bfd_h_get_32 (abfd, scn.s_size),
553
              (unsigned int)bfd_h_get_32 (abfd, scn.s_scnptr),
554
              (unsigned int)bfd_h_get_32 (abfd, scn.s_relptr),
555
              (unsigned int)bfd_h_get_32 (abfd, scn.s_lnnoptr),
556
              (unsigned int)bfd_h_get_16 (abfd, scn.s_nreloc),
557
              (unsigned int)bfd_h_get_16 (abfd, scn.s_nlnno));
558
      printf (_("            Flags: %08x "), flags);
559
 
560
      if (~flags == 0)
561
        {
562
          /* Stripped executable ?  */
563
          putchar ('\n');
564
        }
565
      else if (flags & STYP_OVRFLO)
566
        printf (_("overflow - nreloc: %u, nlnno: %u\n"),
567
                (unsigned int)bfd_h_get_32 (abfd, scn.s_paddr),
568
                (unsigned int)bfd_h_get_32 (abfd, scn.s_vaddr));
569
      else
570
        {
571
          dump_flags (s_flag_xlat, flags);
572
          putchar ('\n');
573
        }
574
    }
575
}
576
 
577
/* Read section table.  */
578
 
579
static void
580
xcoff32_read_sections (bfd *abfd, struct xcoff_dump *data)
581
{
582
  int i;
583
 
584
  if (bfd_seek (abfd, sizeof (struct external_filehdr) + data->opthdr,
585
                SEEK_SET) != 0)
586
    {
587
      non_fatal (_("cannot read section headers"));
588
      return;
589
    }
590
 
591
  data->sects = xmalloc (data->nscns * sizeof (struct xcoff32_section));
592
  for (i = 0; i < data->nscns; i++)
593
    {
594
      struct external_scnhdr scn;
595
      struct xcoff32_section *s = &data->sects[i];
596
 
597
      if (bfd_bread (&scn, sizeof (scn), abfd) != sizeof (scn))
598
        {
599
          non_fatal (_("cannot read section header"));
600
          free (data->sects);
601
          data->sects = NULL;
602
          return;
603
        }
604
      memcpy (s->name, scn.s_name, 8);
605
      s->name[8] = 0;
606
      s->flags = bfd_h_get_32 (abfd, scn.s_flags);
607
 
608
      s->scnptr = bfd_h_get_32 (abfd, scn.s_scnptr);
609
      s->relptr = bfd_h_get_32 (abfd, scn.s_relptr);
610
      s->lnnoptr = bfd_h_get_32 (abfd, scn.s_lnnoptr);
611
 
612
      s->nreloc = bfd_h_get_16 (abfd, scn.s_nreloc);
613
      s->nlnno = bfd_h_get_16 (abfd, scn.s_nlnno);
614
 
615
      if (s->flags == STYP_OVRFLO)
616
        {
617
          if (s->nreloc > 0 && s->nreloc <= data->nscns)
618
            data->sects[s->nreloc - 1].nreloc =
619
              bfd_h_get_32 (abfd, scn.s_paddr);
620
          if (s->nlnno > 0 && s->nlnno <= data->nscns)
621
            data->sects[s->nlnno - 1].nlnno =
622
              bfd_h_get_32 (abfd, scn.s_vaddr);
623
        }
624
    }
625
}
626
 
627
/* Read symbols.  */
628
 
629
static void
630
xcoff32_read_symbols (bfd *abfd, struct xcoff_dump *data)
631
{
632
  unsigned int i;
633
  char stsz_arr[4];
634
  unsigned int stptr;
635
 
636
  if (data->nsyms == 0)
637
    return;
638
 
639
  stptr = data->symptr
640
    + data->nsyms * (unsigned)sizeof (struct external_syment);
641
 
642
  /* Read string table.  */
643 148 khays
  if (bfd_seek (abfd, stptr, SEEK_SET) != 0
644
      || bfd_bread (&stsz_arr, sizeof (stsz_arr), abfd) != sizeof (stsz_arr))
645 15 khays
    {
646 148 khays
      non_fatal (_("cannot read strings table length"));
647 15 khays
      data->strings_size = 0;
648
    }
649
  else
650
    {
651
      data->strings_size = bfd_h_get_32 (abfd, stsz_arr);
652
      if (data->strings_size > sizeof (stsz_arr))
653
        {
654
          unsigned int remsz = data->strings_size - sizeof (stsz_arr);
655
 
656
          data->strings = xmalloc (data->strings_size);
657
 
658
          memcpy (data->strings, stsz_arr, sizeof (stsz_arr));
659
          if (bfd_bread (data->strings + sizeof (stsz_arr), remsz, abfd)
660
              != remsz)
661
            {
662
              non_fatal (_("cannot read strings table"));
663
              goto clean;
664
            }
665
        }
666
    }
667
 
668
  if (bfd_seek (abfd, data->symptr, SEEK_SET) != 0)
669
    {
670
      non_fatal (_("cannot read symbol table"));
671
      goto clean;
672
    }
673
 
674
  data->syms = (union xcoff32_symbol *)
675
    xmalloc (data->nsyms * sizeof (union xcoff32_symbol));
676
 
677
  for (i = 0; i < data->nsyms; i++)
678
    {
679
      struct external_syment sym;
680
      int j;
681
      union xcoff32_symbol *s = &data->syms[i];
682
 
683
      if (bfd_bread (&sym, sizeof (sym), abfd) != sizeof (sym))
684
        {
685
          non_fatal (_("cannot read symbol entry"));
686
          goto clean;
687
        }
688
 
689
      s->sym.val = bfd_h_get_32 (abfd, sym.e_value);
690
      s->sym.scnum = bfd_h_get_16 (abfd, sym.e_scnum);
691
      s->sym.ntype = bfd_h_get_16 (abfd, sym.e_type);
692
      s->sym.sclass = bfd_h_get_8 (abfd, sym.e_sclass);
693
      s->sym.numaux = bfd_h_get_8 (abfd, sym.e_numaux);
694
 
695
      if (sym.e.e_name[0])
696
        {
697
          memcpy (s->sym.raw.name, sym.e.e_name, sizeof (sym.e.e_name));
698
          s->sym.raw.name[8] = 0;
699
          s->sym.name = s->sym.raw.name;
700
        }
701
      else
702
        {
703
          unsigned int soff = bfd_h_get_32 (abfd, sym.e.e.e_offset);
704
 
705
          if ((s->sym.sclass & DBXMASK) == 0 && soff < data->strings_size)
706
            s->sym.name = data->strings + soff;
707
          else
708
            {
709
              s->sym.name = NULL;
710
              s->sym.raw.off = soff;
711
            }
712
        }
713
 
714
      for (j = 0; j < s->sym.numaux; j++, i++)
715
        {
716
           if (bfd_bread (&s[j + 1].aux,
717
                          sizeof (union external_auxent), abfd)
718
               != sizeof (union external_auxent))
719
            {
720
              non_fatal (_("cannot read symbol aux entry"));
721
              goto clean;
722
            }
723
        }
724
    }
725
  return;
726
 clean:
727
  free (data->syms);
728
  data->syms = NULL;
729
  free (data->strings);
730
  data->strings = NULL;
731
}
732
 
733
/* Dump xcoff symbols.  */
734
 
735
static void
736
dump_xcoff32_symbols (bfd *abfd, struct xcoff_dump *data)
737
{
738
  unsigned int i;
739
  asection *debugsec;
740
  char *debug = NULL;
741
 
742
  printf (_("Symbols table (strtable at 0x%08x)"),
743
          data->symptr
744
          + data->nsyms * (unsigned)sizeof (struct external_syment));
745
  if (data->nsyms == 0 || data->syms == NULL)
746
    {
747
      printf (_(":\n  No symbols\n"));
748
      return;
749
    }
750
 
751 163 khays
  /* Read strings table.  */
752 15 khays
  if (data->strings_size == 0)
753
    printf (_(" (no strings):\n"));
754
  else
755
    printf (_(" (strings size: %08x):\n"), data->strings_size);
756
 
757
  /* Read debug section.  */
758
  debugsec = bfd_get_section_by_name (abfd, ".debug");
759
  if (debugsec != NULL)
760
    {
761
      bfd_size_type size;
762
 
763
      size = bfd_get_section_size (debugsec);
764
      debug = (char *) xmalloc (size);
765
      bfd_get_section_contents (abfd, debugsec, debug, 0, size);
766
    }
767
 
768 163 khays
  /* Translators: 'sc' is for storage class, 'off' for offset.  */
769 15 khays
  printf (_("  # sc         value    section  type aux name/off\n"));
770
  for (i = 0; i < data->nsyms; i++)
771
    {
772
      union xcoff32_symbol *s = &data->syms[i];
773
      int j;
774
 
775
      printf ("%3u ", i);
776
      dump_value (sc_xlat, s->sym.sclass, 10);
777
      printf (" %08x ", s->sym.val);
778
      if (s->sym.scnum > 0 && s->sym.scnum <= data->nscns)
779
        {
780
          if (data->sects != NULL)
781
            printf ("%-8s", data->sects[s->sym.scnum - 1].name);
782
          else
783
            printf ("%-8u", s->sym.scnum);
784
        }
785
      else
786
        switch ((signed short)s->sym.scnum)
787
          {
788
          case N_DEBUG:
789
            printf ("N_DEBUG ");
790
            break;
791
          case N_ABS:
792
            printf ("N_ABS   ");
793
            break;
794
          case N_UNDEF:
795
            printf ("N_UNDEF ");
796
            break;
797
          default:
798
            printf ("(%04x)  ", s->sym.scnum);
799
          }
800
      printf (" %04x %3u ", s->sym.ntype, s->sym.numaux);
801
      if (s->sym.name != NULL)
802
        printf ("%s", s->sym.name);
803
      else
804
        {
805
          if ((s->sym.sclass & DBXMASK) != 0 && debug != NULL)
806
            printf ("%s", debug + s->sym.raw.off);
807
          else
808
            printf ("%08x", s->sym.raw.off);
809
        }
810
      putchar ('\n');
811
 
812
      for (j = 0; j < s->sym.numaux; j++, i++)
813
        {
814
          union external_auxent *aux = &s[j + 1].aux;
815
 
816
          printf (" %3u ", i + 1);
817
          switch (s->sym.sclass)
818
            {
819
            case C_STAT:
820 163 khays
              /* Section length, number of relocs and line number.  */
821 15 khays
              printf (_("  scnlen: %08x  nreloc: %-6u  nlinno: %-6u\n"),
822
                      (unsigned)bfd_h_get_32 (abfd, aux->x_scn.x_scnlen),
823
                      (unsigned)bfd_h_get_16 (abfd, aux->x_scn.x_nreloc),
824
                      (unsigned)bfd_h_get_16 (abfd, aux->x_scn.x_nlinno));
825
              break;
826
            case C_DWARF:
827 163 khays
              /* Section length and number of relocs.  */
828 15 khays
              printf (_("  scnlen: %08x  nreloc: %-6u\n"),
829
                      (unsigned)bfd_h_get_32 (abfd, aux->x_scn.x_scnlen),
830
                      (unsigned)bfd_h_get_16 (abfd, aux->x_scn.x_nreloc));
831
              break;
832
            case C_EXT:
833
            case C_WEAKEXT:
834
            case C_HIDEXT:
835
              if (j == 0 && s->sym.numaux > 1)
836
                {
837 163 khays
                  /* Function aux entry  (Do not translate).  */
838
                  printf ("  exptr: %08x fsize: %08x lnnoptr: %08x endndx: %u\n",
839 15 khays
                          (unsigned)bfd_h_get_32 (abfd, aux->x_sym.x_tagndx),
840
                          (unsigned)bfd_h_get_32
841
                            (abfd, aux->x_sym.x_misc.x_fsize),
842
                          (unsigned)bfd_h_get_32
843
                            (abfd, aux->x_sym.x_fcnary.x_fcn.x_lnnoptr),
844
                          (unsigned)bfd_h_get_32
845
                            (abfd, aux->x_sym.x_fcnary.x_fcn.x_endndx));
846
                }
847
              else if (j == 1 || (j == 0 && s->sym.numaux == 1))
848
                {
849
                  /* csect aux entry.  */
850
                  unsigned char smtyp;
851
                  unsigned int scnlen;
852
 
853
                  smtyp = bfd_h_get_8 (abfd, aux->x_csect.x_smtyp);
854
                  scnlen = bfd_h_get_32 (abfd, aux->x_csect.x_scnlen);
855
 
856
                  if (smtyp == XTY_LD)
857 163 khays
                    printf ("  scnsym: %-8u", scnlen);
858 15 khays
                  else
859 163 khays
                    printf ("  scnlen: %08x", scnlen);
860
                  printf (" h: parm=%08x sn=%04x al: 2**%u",
861 15 khays
                          (unsigned)bfd_h_get_32 (abfd, aux->x_csect.x_parmhash),
862
                          (unsigned)bfd_h_get_16 (abfd, aux->x_csect.x_snhash),
863
                          SMTYP_ALIGN (smtyp));
864 163 khays
                  printf (" typ: ");
865 15 khays
                  dump_value (smtyp_xlat, SMTYP_SMTYP (smtyp), 2);
866 163 khays
                  printf (" cl: ");
867 15 khays
                  dump_value
868
                    (smclas_xlat,
869
                     (unsigned)bfd_h_get_8 (abfd, aux->x_csect.x_smclas), 6);
870
                  putchar ('\n');
871
                }
872
              else
873 163 khays
                /* Do not translate - generic field name.  */
874 15 khays
                printf ("aux\n");
875
              break;
876
            case C_FILE:
877
              {
878
                unsigned int off;
879
 
880 163 khays
                printf (" ftype: %02x ",
881 15 khays
                        (unsigned)bfd_h_get_8 (abfd, aux->x_file.x_ftype));
882
                if (aux->x_file.x_n.x_fname[0] != 0)
883 163 khays
                  printf ("fname: %.14s", aux->x_file.x_n.x_fname);
884 15 khays
                else
885
                  {
886
                    off = (unsigned)bfd_h_get_32
887
                      (abfd, aux->x_file.x_n.x_n.x_offset);
888
                    if (data->strings != NULL && off < data->strings_size)
889 163 khays
                      printf (" %s", data->strings + off);
890 15 khays
                    else
891
                      printf (_("offset: %08x"), off);
892
                  }
893
                putchar ('\n');
894
              }
895
              break;
896
            case C_BLOCK:
897
            case C_FCN:
898 163 khays
              printf ("  lnno: %u\n",
899 15 khays
                      (unsigned)bfd_h_get_16
900
                      (abfd, aux->x_sym.x_misc.x_lnsz.x_lnno));
901
              break;
902
            default:
903 163 khays
              /* Do not translate - generic field name.  */
904 15 khays
              printf ("aux\n");
905
              break;
906
            }
907
        }
908
 
909
    }
910
  free (debug);
911
}
912
 
913
/* Dump xcoff relocation entries.  */
914
 
915
static void
916
dump_xcoff32_relocs (bfd *abfd, struct xcoff_dump *data)
917
{
918
  unsigned int i;
919
 
920
  if (data->sects == NULL)
921
    {
922
      non_fatal (_("cannot read section headers"));
923
      return;
924
    }
925
 
926
  for (i = 0; i < data->nscns; i++)
927
    {
928
      struct xcoff32_section *sect = &data->sects[i];
929
      unsigned int nrel = sect->nreloc;
930
      unsigned int j;
931
 
932
      if (nrel == 0)
933
        continue;
934
      printf (_("Relocations for %s (%u)\n"), sect->name, nrel);
935
      if (bfd_seek (abfd, sect->relptr, SEEK_SET) != 0)
936
        {
937
          non_fatal (_("cannot read relocations"));
938
          continue;
939
        }
940 163 khays
      /* Do not translate: fields name.  */
941
      printf ("vaddr    sgn mod sz type  symndx symbol\n");
942 15 khays
      for (j = 0; j < nrel; j++)
943
        {
944
          struct external_reloc rel;
945
          unsigned char rsize;
946
          unsigned int symndx;
947
 
948
          if (bfd_bread (&rel, sizeof (rel), abfd) != sizeof (rel))
949
            {
950
              non_fatal (_("cannot read relocation entry"));
951
              return;
952
            }
953
          rsize = bfd_h_get_8 (abfd, rel.r_size);
954 163 khays
          printf ("%08x  %c   %c  %-2u ",
955 15 khays
                  (unsigned int)bfd_h_get_32 (abfd, rel.r_vaddr),
956
                  rsize & 0x80 ? 'S' : 'U',
957
                  rsize & 0x40 ? 'm' : ' ',
958
                  (rsize & 0x3f) + 1);
959
          dump_value (rtype_xlat, bfd_h_get_8 (abfd, rel.r_type), 6);
960
          symndx = bfd_h_get_32 (abfd, rel.r_symndx);
961
          printf ("%-6u ", symndx);
962
          xcoff32_print_symbol (data, symndx);
963
          putchar ('\n');
964
        }
965
      putchar ('\n');
966
    }
967
}
968
 
969
/* Dump xcoff line number entries.  */
970
 
971
static void
972
dump_xcoff32_lineno (bfd *abfd, struct xcoff_dump *data)
973
{
974
  unsigned int i;
975
 
976
  if (data->sects == NULL)
977
    {
978
      non_fatal (_("cannot read section headers"));
979
      return;
980
    }
981
 
982
  for (i = 0; i < data->nscns; i++)
983
    {
984
      struct xcoff32_section *sect = &data->sects[i];
985
      unsigned int nlnno = sect->nlnno;
986
      unsigned int j;
987
 
988
      if (nlnno == 0)
989
        continue;
990
      printf (_("Line numbers for %s (%u)\n"), sect->name, nlnno);
991
      if (bfd_seek (abfd, sect->lnnoptr, SEEK_SET) != 0)
992
        {
993
          non_fatal (_("cannot read line numbers"));
994
          continue;
995
        }
996 163 khays
      /* Line number, symbol index and physical address.  */
997 15 khays
      printf (_("lineno  symndx/paddr\n"));
998
      for (j = 0; j < nlnno; j++)
999
        {
1000
          struct external_lineno ln;
1001
          unsigned int no;
1002
 
1003
          if (bfd_bread (&ln, sizeof (ln), abfd) != sizeof (ln))
1004
            {
1005
              non_fatal (_("cannot read line number entry"));
1006
              return;
1007
            }
1008
          no = bfd_h_get_16 (abfd, ln.l_lnno);
1009 163 khays
          printf (" %-6u ", no);
1010 15 khays
          if (no == 0)
1011
            {
1012
              unsigned int symndx = bfd_h_get_32 (abfd, ln.l_addr.l_symndx);
1013
              xcoff32_print_symbol (data, symndx);
1014
            }
1015
          else
1016
            printf ("0x%08x",
1017
                    (unsigned int)bfd_h_get_32 (abfd, ln.l_addr.l_paddr));
1018
          putchar ('\n');
1019
        }
1020
    }
1021
}
1022
 
1023
/* Dump xcoff loader section.  */
1024
 
1025
static void
1026
dump_xcoff32_loader (bfd *abfd)
1027
{
1028
  asection *loader;
1029
  bfd_size_type size = 0;
1030
  struct external_ldhdr *lhdr;
1031
  struct external_ldsym *ldsym;
1032
  struct external_ldrel *ldrel;
1033
  bfd_byte *ldr_data;
1034
  unsigned int version;
1035
  unsigned int ndsyms;
1036
  unsigned int ndrel;
1037
  unsigned int stlen;
1038
  unsigned int stoff;
1039
  unsigned int impoff;
1040
  unsigned int nimpid;
1041
  unsigned int i;
1042
  const char *p;
1043
 
1044
  loader = bfd_get_section_by_name (abfd, ".loader");
1045
 
1046
  if (loader == NULL)
1047
    {
1048
      printf (_("no .loader section in file\n"));
1049
      return;
1050
    }
1051
  size = bfd_get_section_size (loader);
1052
  if (size < sizeof (*lhdr))
1053
    {
1054
      printf (_("section .loader is too short\n"));
1055
      return;
1056
    }
1057
 
1058
  ldr_data = (bfd_byte *) xmalloc (size);
1059
  bfd_get_section_contents (abfd, loader, ldr_data, 0, size);
1060
  lhdr = (struct external_ldhdr *)ldr_data;
1061
  printf (_("Loader header:\n"));
1062
  version = bfd_h_get_32 (abfd, lhdr->l_version);
1063
  printf (_("  version:           %u\n"), version);
1064
  if (version != 1)
1065
    {
1066
      printf (_(" Unhandled version\n"));
1067
      free (ldr_data);
1068
      return;
1069
    }
1070
  ndsyms = bfd_h_get_32 (abfd, lhdr->l_nsyms);
1071
  printf (_("  nbr symbols:       %u\n"), ndsyms);
1072
  ndrel = bfd_h_get_32 (abfd, lhdr->l_nreloc);
1073
  printf (_("  nbr relocs:        %u\n"), ndrel);
1074 163 khays
  /* Import string table length.  */
1075 15 khays
  printf (_("  import strtab len: %u\n"),
1076
          (unsigned) bfd_h_get_32 (abfd, lhdr->l_istlen));
1077
  nimpid = bfd_h_get_32 (abfd, lhdr->l_nimpid);
1078
  printf (_("  nbr import files:  %u\n"), nimpid);
1079
  impoff = bfd_h_get_32 (abfd, lhdr->l_impoff);
1080
  printf (_("  import file off:   %u\n"), impoff);
1081
  stlen = bfd_h_get_32 (abfd, lhdr->l_stlen);
1082
  printf (_("  string table len:  %u\n"), stlen);
1083
  stoff = bfd_h_get_32 (abfd, lhdr->l_stoff);
1084
  printf (_("  string table off:  %u\n"), stoff);
1085
 
1086
  ldsym = (struct external_ldsym *)(ldr_data + sizeof (*lhdr));
1087
  printf (_("Dynamic symbols:\n"));
1088 163 khays
  /* Do not translate: field names.  */
1089
  printf ("     # value     sc IFEW ty class file  pa name\n");
1090 15 khays
  for (i = 0; i < ndsyms; i++, ldsym++)
1091
    {
1092
      unsigned char smtype;
1093
 
1094
      printf (_("  %4u %08x %3u "), i,
1095
              (unsigned)bfd_h_get_32 (abfd, ldsym->l_value),
1096
              (unsigned)bfd_h_get_16 (abfd, ldsym->l_scnum));
1097
      smtype = bfd_h_get_8 (abfd, ldsym->l_smtype);
1098
      putchar (smtype & 0x40 ? 'I' : ' ');
1099
      putchar (smtype & 0x20 ? 'F' : ' ');
1100
      putchar (smtype & 0x10 ? 'E' : ' ');
1101
      putchar (smtype & 0x08 ? 'W' : ' ');
1102
      putchar (' ');
1103
      dump_value (smtyp_xlat, SMTYP_SMTYP (smtype), 2);
1104
      putchar (' ');
1105
      dump_value
1106
        (smclas_xlat, (unsigned)bfd_h_get_8 (abfd, ldsym->l_smclas), 6);
1107
      printf (_(" %3u %3u "),
1108
              (unsigned)bfd_h_get_32 (abfd, ldsym->l_ifile),
1109
              (unsigned)bfd_h_get_32 (abfd, ldsym->l_parm));
1110
      if (ldsym->_l._l_name[0] != 0)
1111
        printf ("%-.8s", ldsym->_l._l_name);
1112
      else
1113
        {
1114
          unsigned int off = bfd_h_get_32 (abfd, ldsym->_l._l_l._l_offset);
1115
          if (off > stlen)
1116
            printf (_("(bad offset: %u)"), off);
1117
          else
1118
            printf ("%s", ldr_data + stoff + off);
1119
        }
1120
      putchar ('\n');
1121
    }
1122
 
1123
  printf (_("Dynamic relocs:\n"));
1124 163 khays
  /* Do not translate fields name.  */
1125
  printf ("  vaddr    sec    sz typ   sym\n");
1126 15 khays
  ldrel = (struct external_ldrel *)(ldr_data + sizeof (*lhdr)
1127
                                    + ndsyms * sizeof (*ldsym));
1128
  for (i = 0; i < ndrel; i++, ldrel++)
1129
    {
1130
      unsigned int rsize;
1131
      unsigned int rtype;
1132
      unsigned int symndx;
1133
 
1134
      rsize = bfd_h_get_8 (abfd, ldrel->l_rtype + 0);
1135
      rtype = bfd_h_get_8 (abfd, ldrel->l_rtype + 1);
1136
 
1137 163 khays
      printf ("  %08x %3u %c%c %2u ",
1138 15 khays
              (unsigned)bfd_h_get_32 (abfd, ldrel->l_vaddr),
1139
              (unsigned)bfd_h_get_16 (abfd, ldrel->l_rsecnm),
1140
              rsize & 0x80 ? 'S' : 'U',
1141
              rsize & 0x40 ? 'm' : ' ',
1142
              (rsize & 0x3f) + 1);
1143
      dump_value (rtype_xlat, rtype, 6);
1144
      symndx = bfd_h_get_32 (abfd, ldrel->l_symndx);
1145
      switch (symndx)
1146
        {
1147
        case 0:
1148 163 khays
          printf (".text");
1149 15 khays
          break;
1150
        case 1:
1151 163 khays
          printf (".data");
1152 15 khays
          break;
1153
        case 2:
1154 163 khays
          printf (".bss");
1155 15 khays
          break;
1156
        default:
1157 163 khays
          printf ("%u", symndx - 3);
1158 15 khays
          break;
1159
        }
1160
      putchar ('\n');
1161
    }
1162
 
1163
  printf (_("Import files:\n"));
1164
  p = (char *)ldr_data + impoff;
1165
  for (i = 0; i < nimpid; i++)
1166
    {
1167
      int n1, n2, n3;
1168
 
1169
      n1 = strlen (p);
1170
      n2 = strlen (p + n1 + 1);
1171
      n3 = strlen (p + n1 + 1 + n2+ 1);
1172
      printf (" %2u: %s,%s,%s\n", i,
1173
              p, p + n1 + 1, p + n1 + n2 + 2);
1174
      p += n1 + n2 + n3 + 3;
1175
    }
1176
 
1177
  free (ldr_data);
1178
}
1179
 
1180
/* Dump xcoff exception section.  */
1181
 
1182
static void
1183
dump_xcoff32_except (bfd *abfd, struct xcoff_dump *data)
1184
{
1185
  asection *sec;
1186
  bfd_size_type size = 0;
1187
  bfd_byte *excp_data;
1188
  struct external_exceptab *exceptab;
1189
  unsigned int i;
1190
 
1191
  sec = bfd_get_section_by_name (abfd, ".except");
1192
 
1193
  if (sec == NULL)
1194
    {
1195
      printf (_("no .except section in file\n"));
1196
      return;
1197
    }
1198
  size = bfd_get_section_size (sec);
1199
  excp_data = (bfd_byte *) xmalloc (size);
1200
  bfd_get_section_contents (abfd, sec, excp_data, 0, size);
1201
  exceptab = (struct external_exceptab *)excp_data;
1202
 
1203
  printf (_("Exception table:\n"));
1204 163 khays
  /* Do not translate fields name.  */
1205
  printf ("lang reason sym/addr\n");
1206 15 khays
  for (i = 0; i * sizeof (*exceptab) < size; i++, exceptab++)
1207
    {
1208
      unsigned int reason;
1209
      unsigned int addr;
1210
 
1211
      addr = bfd_get_32 (abfd, exceptab->e_addr.e_paddr);
1212
      reason = bfd_get_8 (abfd, exceptab->e_reason);
1213 163 khays
      printf ("  %02x     %02x ",
1214 15 khays
              (unsigned) bfd_get_8 (abfd, exceptab->e_lang), reason);
1215
      if (reason == 0)
1216
        xcoff32_print_symbol (data, addr);
1217
      else
1218 163 khays
        printf ("@%08x", addr);
1219 15 khays
      putchar ('\n');
1220
    }
1221
  free (excp_data);
1222
}
1223
 
1224
/* Dump xcoff type-check section.  */
1225
 
1226
static void
1227
dump_xcoff32_typchk (bfd *abfd)
1228
{
1229
  asection *sec;
1230
  bfd_size_type size = 0;
1231
  bfd_byte *data;
1232
  unsigned int i;
1233
 
1234
  sec = bfd_get_section_by_name (abfd, ".typchk");
1235
 
1236
  if (sec == NULL)
1237
    {
1238
      printf (_("no .typchk section in file\n"));
1239
      return;
1240
    }
1241
  size = bfd_get_section_size (sec);
1242
  data = (bfd_byte *) xmalloc (size);
1243
  bfd_get_section_contents (abfd, sec, data, 0, size);
1244
 
1245
  printf (_("Type-check section:\n"));
1246 163 khays
  /* Do not translate field names.  */
1247
  printf ("offset    len  lang-id general-hash language-hash\n");
1248 15 khays
  for (i = 0; i < size;)
1249
    {
1250
      unsigned int len;
1251
 
1252
      len = bfd_get_16 (abfd, data + i);
1253
      printf ("%08x: %-4u ", i, len);
1254
      i += 2;
1255
 
1256
      if (len == 10)
1257
        {
1258
          /* Expected format.  */
1259
          printf ("%04x    %08x     %08x\n",
1260
                  (unsigned) bfd_get_16 (abfd, data + i),
1261
                  (unsigned) bfd_get_32 (abfd, data + i + 2),
1262
                  (unsigned) bfd_get_32 (abfd, data + i + 2 + 4));
1263
        }
1264
      else
1265
        {
1266
          unsigned int j;
1267
 
1268
          for (j = 0; j < len; j++)
1269
            {
1270
              if (j % 16 == 0)
1271
                printf ("\n    ");
1272
              printf (" %02x", (unsigned char)data[i + j]);
1273
            }
1274
          putchar ('\n');
1275
        }
1276
      i += len;
1277
    }
1278
  free (data);
1279
}
1280
 
1281
/* Dump xcoff traceback tags section.  */
1282
 
1283
static void
1284
dump_xcoff32_tbtags (bfd *abfd,
1285
                     const char *text, bfd_size_type text_size,
1286
                     unsigned int text_start, unsigned int func_start)
1287
{
1288
  unsigned int i;
1289
 
1290
  if (func_start - text_start > text_size)
1291
    {
1292
      printf (_(" address beyond section size\n"));
1293
      return;
1294
    }
1295
  for (i = func_start - text_start; i < text_size; i+= 4)
1296
    if (bfd_get_32 (abfd, text + i) == 0)
1297
      {
1298
        unsigned int tb1;
1299
        unsigned int tb2;
1300
        unsigned int off;
1301
 
1302
        printf (_(" tags at %08x\n"), i + 4);
1303
        if (i + 8 >= text_size)
1304
          goto truncated;
1305
 
1306
        tb1 = bfd_get_32 (abfd, text + i + 4);
1307
        tb2 = bfd_get_32 (abfd, text + i + 8);
1308
        off = i + 12;
1309 163 khays
        printf (" version: %u, lang: %u, global_link: %u, is_eprol: %u, has_tboff: %u, int_proc: %u\n",
1310 15 khays
                (tb1 >> 24) & 0xff,
1311
                (tb1 >> 16) & 0xff,
1312
                (tb1 >> 15) & 1,
1313
                (tb1 >> 14) & 1,
1314
                (tb1 >> 13) & 1,
1315
                (tb1 >> 12) & 1);
1316 163 khays
        printf (" has_ctl: %u, tocless: %u, fp_pres: %u, log_abort: %u, int_hndl: %u\n",
1317 15 khays
                (tb1 >> 11) & 1,
1318
                (tb1 >> 10) & 1,
1319
                (tb1 >> 9) & 1,
1320
                (tb1 >> 8) & 1,
1321
                (tb1 >> 7) & 1);
1322 163 khays
        printf (" name_pres: %u, uses_alloca: %u, cl_dis_inv: %u, saves_cr: %u, saves_lr: %u\n",
1323 15 khays
                (tb1 >> 6) & 1,
1324
                (tb1 >> 5) & 1,
1325
                (tb1 >> 2) & 7,
1326
                (tb1 >> 1) & 1,
1327
                (tb1 >> 0) & 1);
1328 163 khays
        printf (" stores_bc: %u, fixup: %u, fpr_saved: %-2u, spare3: %u, gpr_saved: %-2u\n",
1329 15 khays
                (tb2 >> 31) & 1,
1330
                (tb2 >> 30) & 1,
1331
                (tb2 >> 24) & 63,
1332
                (tb2 >> 22) & 3,
1333
                (tb2 >> 16) & 63);
1334 163 khays
        printf (" fixparms: %-3u  floatparms: %-3u  parm_on_stk: %u\n",
1335 15 khays
                (tb2 >> 8) & 0xff,
1336
                (tb2 >> 1) & 0x7f,
1337
                (tb2 >> 0) & 1);
1338
 
1339
        if (((tb2 >> 1) & 0x7fff) != 0)
1340
          {
1341
            unsigned int parminfo;
1342
 
1343
            if (off >= text_size)
1344
              goto truncated;
1345
            parminfo = bfd_get_32 (abfd, text + off);
1346
            off += 4;
1347 163 khays
            printf (" parminfo: 0x%08x\n", parminfo);
1348 15 khays
          }
1349
 
1350
        if ((tb1 >> 13) & 1)
1351
          {
1352
            unsigned int tboff;
1353
 
1354
            if (off >= text_size)
1355
              goto truncated;
1356
            tboff = bfd_get_32 (abfd, text + off);
1357
            off += 4;
1358 163 khays
            printf (" tb_offset: 0x%08x (start=0x%08x)\n",
1359 15 khays
                    tboff, text_start + i - tboff);
1360
          }
1361
        if ((tb1 >> 7) & 1)
1362
          {
1363
            unsigned int hand_mask;
1364
 
1365
            if (off >= text_size)
1366
              goto truncated;
1367
            hand_mask = bfd_get_32 (abfd, text + off);
1368
            off += 4;
1369 163 khays
            printf (" hand_mask_offset: 0x%08x\n", hand_mask);
1370 15 khays
          }
1371
        if ((tb1 >> 11) & 1)
1372
          {
1373
            unsigned int ctl_info;
1374
            unsigned int j;
1375
 
1376
            if (off >= text_size)
1377
              goto truncated;
1378
            ctl_info = bfd_get_32 (abfd, text + off);
1379
            off += 4;
1380
            printf (_(" number of CTL anchors: %u\n"), ctl_info);
1381
            for (j = 0; j < ctl_info; j++)
1382
              {
1383
                if (off >= text_size)
1384
                  goto truncated;
1385 163 khays
                printf ("  CTL[%u]: %08x\n",
1386
                        j, (unsigned)bfd_get_32 (abfd, text + off));
1387 15 khays
                off += 4;
1388
              }
1389
          }
1390
        if ((tb1 >> 6) & 1)
1391
          {
1392
            unsigned int name_len;
1393
            unsigned int j;
1394
 
1395
            if (off >= text_size)
1396
              goto truncated;
1397
            name_len = bfd_get_16 (abfd, text + off);
1398
            off += 2;
1399
            printf (_(" Name (len: %u): "), name_len);
1400
            if (off + name_len >= text_size)
1401
              {
1402
                printf (_("[truncated]\n"));
1403
                goto truncated;
1404
              }
1405
            for (j = 0; j < name_len; j++)
1406
              if (ISPRINT (text[off + j]))
1407
                putchar (text[off + j]);
1408
              else
1409
                printf ("[%02x]", (unsigned char)text[off + j]);
1410
            putchar ('\n');
1411
            off += name_len;
1412
          }
1413
        if ((tb1 >> 5) & 1)
1414
          {
1415
            if (off >= text_size)
1416
              goto truncated;
1417 163 khays
            printf (" alloca reg: %u\n",
1418 15 khays
                    (unsigned) bfd_get_8 (abfd, text + off));
1419
            off++;
1420
          }
1421
        printf (_(" (end of tags at %08x)\n"), text_start + off);
1422
        return;
1423
      }
1424
  printf (_(" no tags found\n"));
1425
  return;
1426
 
1427
 truncated:
1428
  printf (_(" Truncated .text section\n"));
1429
  return;
1430
}
1431
 
1432
static void
1433
dump_xcoff32_traceback (bfd *abfd, struct xcoff_dump *data)
1434
{
1435
  unsigned int i;
1436
  unsigned int scnum_text = -1;
1437
  unsigned int text_vma;
1438
  asection *text_sec;
1439
  bfd_size_type text_size;
1440
  char *text;
1441
 
1442
  if (data->syms == NULL || data->sects == NULL)
1443
    return;
1444
 
1445
  /* Read text section.  */
1446
  text_sec = bfd_get_section_by_name (abfd, ".text");
1447
  if (text_sec == NULL)
1448
    return;
1449
  text_vma = bfd_get_section_vma (abfd, text_sec);
1450
 
1451
  text_size = bfd_get_section_size (text_sec);
1452
  text = (char *) xmalloc (text_size);
1453
  bfd_get_section_contents (abfd, text_sec, text, 0, text_size);
1454
 
1455
  for (i = 0; i < data->nscns; i++)
1456
    if (data->sects[i].flags == STYP_TEXT)
1457
      {
1458
        scnum_text = i + 1;
1459
        break;
1460
      }
1461
  if (scnum_text == (unsigned int)-1)
1462
    return;
1463
 
1464
  for (i = 0; i < data->nsyms; i++)
1465
    {
1466
      union xcoff32_symbol *s = &data->syms[i];
1467
 
1468
      switch (s->sym.sclass)
1469
        {
1470
        case C_EXT:
1471
        case C_HIDEXT:
1472
        case C_WEAKEXT:
1473
          if (s->sym.scnum == scnum_text
1474
              && s->sym.numaux > 0)
1475
            {
1476
              union external_auxent *aux = &s[s->sym.numaux].aux;
1477
 
1478
              unsigned int smtyp;
1479
              unsigned int smclas;
1480
 
1481
              smtyp = bfd_h_get_8 (abfd, aux->x_csect.x_smtyp);
1482
              smclas = bfd_h_get_8 (abfd, aux->x_csect.x_smclas);
1483
              if (SMTYP_SMTYP (smtyp) == XTY_LD
1484
                  && (smclas == XMC_PR
1485
                      || smclas == XMC_GL
1486
                      || smclas == XMC_XO))
1487
                {
1488
                  printf ("%08x: ", s->sym.val);
1489
                  xcoff32_print_symbol (data, i);
1490
                  putchar ('\n');
1491
                  dump_xcoff32_tbtags (abfd, text, text_size,
1492
                                       text_vma, s->sym.val);
1493
                }
1494
            }
1495
          break;
1496
        default:
1497
          break;
1498
        }
1499
      i += s->sym.numaux;
1500
    }
1501
  free (text);
1502
}
1503
 
1504
/* Dump the TOC symbols.  */
1505
 
1506
static void
1507
dump_xcoff32_toc (bfd *abfd, struct xcoff_dump *data)
1508
{
1509
  unsigned int i;
1510
  unsigned int nbr_ent;
1511
  unsigned int size;
1512
 
1513
  printf (_("TOC:\n"));
1514
 
1515
  if (data->syms == NULL)
1516
    return;
1517
 
1518
  nbr_ent = 0;
1519
  size = 0;
1520
 
1521
  for (i = 0; i < data->nsyms; i++)
1522
    {
1523
      union xcoff32_symbol *s = &data->syms[i];
1524
 
1525
      switch (s->sym.sclass)
1526
        {
1527
        case C_EXT:
1528
        case C_HIDEXT:
1529
        case C_WEAKEXT:
1530
          if (s->sym.numaux > 0)
1531
            {
1532
              union external_auxent *aux = &s[s->sym.numaux].aux;
1533
              unsigned int smclas;
1534
              unsigned int ent_sz;
1535
 
1536
              smclas = bfd_h_get_8 (abfd, aux->x_csect.x_smclas);
1537
              if (smclas == XMC_TC
1538
                  || smclas == XMC_TD
1539
                  || smclas == XMC_TC0)
1540
                {
1541
                  ent_sz = bfd_h_get_32 (abfd, aux->x_scn.x_scnlen);
1542
                  printf ("%08x %08x ",
1543
                          s->sym.val, ent_sz);
1544
                  xcoff32_print_symbol (data, i);
1545
                  putchar ('\n');
1546
                  nbr_ent++;
1547
                  size += ent_sz;
1548
                }
1549
            }
1550
          break;
1551
        default:
1552
          break;
1553
        }
1554
      i += s->sym.numaux;
1555
    }
1556
  printf (_("Nbr entries: %-8u Size: %08x (%u)\n"),
1557
          nbr_ent, size, size);
1558
}
1559
 
1560
/* Handle an rs6000 xcoff file.  */
1561
 
1562
static void
1563
dump_xcoff32 (bfd *abfd, struct external_filehdr *fhdr)
1564
{
1565
  struct xcoff_dump data;
1566
 
1567
  data.nscns = bfd_h_get_16 (abfd, fhdr->f_nscns);
1568
  data.symptr = bfd_h_get_32 (abfd, fhdr->f_symptr);
1569
  data.nsyms = bfd_h_get_32 (abfd, fhdr->f_nsyms);
1570
  data.opthdr = bfd_h_get_16 (abfd, fhdr->f_opthdr);
1571
  data.sects = NULL;
1572
  data.syms = NULL;
1573
  data.strings = NULL;
1574
  data.strings_size = 0;
1575
 
1576
  if (options[OPT_FILE_HEADER].selected)
1577
    dump_xcoff32_file_header (abfd, fhdr, &data);
1578
 
1579
  if (options[OPT_AOUT].selected)
1580
    dump_xcoff32_aout_header (abfd, &data);
1581
 
1582
  if (options[OPT_SYMS].selected
1583
      || options[OPT_RELOCS].selected
1584
      || options[OPT_LINENO].selected
1585
      || options[OPT_TRACEBACK].selected)
1586
    xcoff32_read_sections (abfd, &data);
1587
 
1588
  if (options[OPT_SECTIONS].selected)
1589
    dump_xcoff32_sections_header (abfd, &data);
1590
 
1591
  if (options[OPT_SYMS].selected
1592
      || options[OPT_RELOCS].selected
1593
      || options[OPT_LINENO].selected
1594
      || options[OPT_EXCEPT].selected
1595
      || options[OPT_TRACEBACK].selected
1596
      || options[OPT_TOC].selected)
1597
    xcoff32_read_symbols (abfd, &data);
1598
 
1599
  if (options[OPT_SYMS].selected)
1600
    dump_xcoff32_symbols (abfd, &data);
1601
 
1602
  if (options[OPT_RELOCS].selected)
1603
    dump_xcoff32_relocs (abfd, &data);
1604
 
1605
  if (options[OPT_LINENO].selected)
1606
    dump_xcoff32_lineno (abfd, &data);
1607
 
1608
  if (options[OPT_LOADER].selected)
1609
    dump_xcoff32_loader (abfd);
1610
 
1611
  if (options[OPT_EXCEPT].selected)
1612
    dump_xcoff32_except (abfd, &data);
1613
 
1614
  if (options[OPT_TYPCHK].selected)
1615
    dump_xcoff32_typchk (abfd);
1616
 
1617
  if (options[OPT_TRACEBACK].selected)
1618
    dump_xcoff32_traceback (abfd, &data);
1619
 
1620
  if (options[OPT_TOC].selected)
1621
    dump_xcoff32_toc (abfd, &data);
1622
 
1623
  free (data.sects);
1624
  free (data.strings);
1625
  free (data.syms);
1626
}
1627
 
1628
/* Dump ABFD (according to the options[] array).  */
1629
 
1630
static void
1631
xcoff_dump (bfd *abfd)
1632
{
1633
  struct external_filehdr fhdr;
1634
  unsigned short magic;
1635
 
1636
  /* Read file header.  */
1637
  if (bfd_seek (abfd, 0, SEEK_SET) != 0
1638
      || bfd_bread (&fhdr, sizeof (fhdr), abfd) != sizeof (fhdr))
1639
    {
1640
      non_fatal (_("cannot read header"));
1641
      return;
1642
    }
1643
 
1644
  /* Decoding.  We don't use the bfd/coff function to get all the fields.  */
1645
  magic = bfd_h_get_16 (abfd, fhdr.f_magic);
1646
  if (options[OPT_FILE_HEADER].selected)
1647
    {
1648
      printf (_("File header:\n"));
1649
      printf (_("  magic:         0x%04x (0%04o)  "), magic, magic);
1650
      switch (magic)
1651
        {
1652
        case U802WRMAGIC:
1653
          printf (_("(WRMAGIC: writable text segments)"));
1654
          break;
1655
        case U802ROMAGIC:
1656
          printf (_("(ROMAGIC: readonly sharablee text segments)"));
1657
          break;
1658
        case U802TOCMAGIC:
1659
          printf (_("(TOCMAGIC: readonly text segments and TOC)"));
1660
          break;
1661
        default:
1662
          printf (_("unknown magic"));
1663
        }
1664
      putchar ('\n');
1665
    }
1666
  if (magic == U802ROMAGIC || magic == U802WRMAGIC || magic == U802TOCMAGIC)
1667
    dump_xcoff32 (abfd, &fhdr);
1668
  else
1669
    printf (_("  Unhandled magic\n"));
1670
}
1671
 
1672
/* Vector for xcoff.  */
1673
 
1674
const struct objdump_private_desc objdump_private_desc_xcoff =
1675
  {
1676
    xcoff_help,
1677
    xcoff_filter,
1678
    xcoff_dump,
1679
    options
1680
  };

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