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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [binutils/] [srconv.c] - Blame information for rev 281

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/* srconv.c -- Sysroff conversion program
2
   Copyright 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
3
   2005, 2007, 2008 Free Software Foundation, Inc.
4
 
5
   This file is part of GNU Binutils.
6
 
7
   This program is free software; you can redistribute it and/or modify
8
   it under the terms of the GNU General Public License as published by
9
   the Free Software Foundation; either version 3 of the License, or
10
   (at your option) any later version.
11
 
12
   This program is distributed in the hope that it will be useful,
13
   but WITHOUT ANY WARRANTY; without even the implied warranty of
14
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15
   GNU General Public License for more details.
16
 
17
   You should have received a copy of the GNU General Public License
18
   along with this program; if not, write to the Free Software
19
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
20
   02110-1301, USA.  */
21
 
22
/* Written by Steve Chamberlain (sac@cygnus.com)
23
 
24
   This program can be used to convert a coff object file
25
   into a Hitachi OM/LM (Sysroff) format.
26
 
27
   All debugging information is preserved */
28
 
29
#include "sysdep.h"
30
#include "bfd.h"
31
#include "bucomm.h"
32
#include "sysroff.h"
33
#include "coffgrok.h"
34
#include "libiberty.h"
35
#include "getopt.h"
36
 
37
#include "coff/internal.h"
38
#include "../bfd/libcoff.h"
39
 
40
/*#define FOOP1 1 */
41
 
42
static int addrsize;
43
static char *toolname;
44
static char **rnames;
45
 
46
static int get_member_id (int);
47
static int get_ordinary_id (int);
48
static char *section_translate (char *);
49
static char *strip_suffix (const char *);
50
static void checksum (FILE *, unsigned char *, int, int);
51
static void writeINT (int, unsigned char *, int *, int, FILE *);
52
static void writeBITS (int, unsigned char *, int *, int);
53
static void writeBARRAY (barray, unsigned char *, int *, int, FILE *);
54
static void writeCHARS (char *, unsigned char *, int *, int, FILE *);
55
static void wr_tr (void);
56
static void wr_un (struct coff_ofile *, struct coff_sfile *, int, int);
57
static void wr_hd (struct coff_ofile *);
58
static void wr_sh (struct coff_ofile *, struct coff_section *);
59
static void wr_ob (struct coff_ofile *, struct coff_section *);
60
static void wr_rl (struct coff_ofile *, struct coff_section *);
61
static void wr_object_body (struct coff_ofile *);
62
static void wr_dps_start
63
  (struct coff_sfile *, struct coff_section *, struct coff_scope *, int, int);
64
static void wr_dps_end (struct coff_section *, struct coff_scope *, int);
65
static int *nints (int);
66
static void walk_tree_type_1
67
  (struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
68
static void walk_tree_type
69
  (struct coff_sfile *, struct coff_symbol *, struct coff_type *, int);
70
static void walk_tree_symbol
71
  (struct coff_sfile *, struct coff_section *, struct coff_symbol *, int);
72
static void walk_tree_scope
73
  (struct coff_section *, struct coff_sfile *, struct coff_scope *, int, int);
74
static void walk_tree_sfile (struct coff_section *, struct coff_sfile *);
75
static void wr_program_structure (struct coff_ofile *, struct coff_sfile *);
76
static void wr_du (struct coff_ofile *, struct coff_sfile *, int);
77
static void wr_dus (struct coff_ofile *, struct coff_sfile *);
78
static int find_base (struct coff_sfile *, struct coff_section *);
79
static void wr_dln (struct coff_ofile *, struct coff_sfile *, int);
80
static void wr_globals (struct coff_ofile *, struct coff_sfile *, int);
81
static void wr_debug (struct coff_ofile *);
82
static void wr_cs (void);
83
static int wr_sc (struct coff_ofile *, struct coff_sfile *);
84
static void wr_er (struct coff_ofile *, struct coff_sfile *, int);
85
static void wr_ed (struct coff_ofile *, struct coff_sfile *, int);
86
static void wr_unit_info (struct coff_ofile *);
87
static void wr_module (struct coff_ofile *);
88
static int align (int);
89
static void prescan (struct coff_ofile *);
90
static void show_usage (FILE *, int);
91
extern int main (int, char **);
92
 
93
static FILE *file;
94
static bfd *abfd;
95
static int debug = 0;
96
static int quick = 0;
97
static int noprescan = 0;
98
static struct coff_ofile *tree;
99
/* Obsolete ??
100
   static int absolute_p;
101
 */
102
 
103
static int segmented_p;
104
static int code;
105
 
106
static int ids1[20000];
107
static int ids2[20000];
108
 
109
static int base1 = 0x18;
110
static int base2 = 0x2018;
111
 
112
static int
113
get_member_id (int x)
114
{
115
  if (ids2[x])
116
    return ids2[x];
117
 
118
  ids2[x] = base2++;
119
  return ids2[x];
120
}
121
 
122
static int
123
get_ordinary_id (int x)
124
{
125
  if (ids1[x])
126
    return ids1[x];
127
 
128
  ids1[x] = base1++;
129
  return ids1[x];
130
}
131
static char *
132
section_translate (char *n)
133
{
134
  if (strcmp (n, ".text") == 0)
135
    return "P";
136
  if (strcmp (n, ".data") == 0)
137
    return "D";
138
  if (strcmp (n, ".bss") == 0)
139
    return "B";
140
  return n;
141
}
142
 
143
#define DATE "940201073000";    /* Just a time on my birthday */
144
 
145
static char *
146
strip_suffix (const char *name)
147
{
148
  int i;
149
  char *res;
150
 
151
  for (i = 0; name[i] != 0 && name[i] != '.'; i++)
152
    ;
153
  res = (char *) xmalloc (i + 1);
154
  memcpy (res, name, i);
155
  res[i] = 0;
156
  return res;
157
}
158
 
159
/* IT LEN stuff CS */
160
static void
161
checksum (FILE *file, unsigned char *ptr, int size, int code)
162
{
163
  int j;
164
  int last;
165
  int sum = 0;
166
  int bytes = size / 8;
167
 
168
  last = !(code & 0xff00);
169
  if (size & 0x7)
170
    abort ();
171
  ptr[0] = code | (last ? 0x80 : 0);
172
  ptr[1] = bytes + 1;
173
 
174
  for (j = 0; j < bytes; j++)
175
    sum += ptr[j];
176
 
177
  /* Glue on a checksum too.  */
178
  ptr[bytes] = ~sum;
179
  if (fwrite (ptr, bytes + 1, 1, file) != 1)
180
    /* FIXME: Return error status.  */
181
    abort ();
182
}
183
 
184
 
185
static void
186
writeINT (int n, unsigned char *ptr, int *idx, int size, FILE *file)
187
{
188
  int byte = *idx / 8;
189
 
190
  if (size == -2)
191
    size = addrsize;
192
  else if (size == -1)
193
    size = 0;
194
 
195
  if (byte > 240)
196
    {
197
      /* Lets write out that record and do another one.  */
198
      checksum (file, ptr, *idx, code | 0x1000);
199
      *idx = 16;
200
      byte = *idx / 8;
201
    }
202
 
203
  switch (size)
204
    {
205
    case 0:
206
      break;
207
    case 1:
208
      ptr[byte] = n;
209
      break;
210
    case 2:
211
      ptr[byte + 0] = n >> 8;
212
      ptr[byte + 1] = n;
213
      break;
214
    case 4:
215
      ptr[byte + 0] = n >> 24;
216
      ptr[byte + 1] = n >> 16;
217
      ptr[byte + 2] = n >> 8;
218
      ptr[byte + 3] = n >> 0;
219
      break;
220
    default:
221
      abort ();
222
    }
223
  *idx += size * 8;
224
}
225
 
226
static void
227
writeBITS (int val, unsigned char *ptr, int *idx, int size)
228
{
229
  int byte = *idx / 8;
230
  int bit = *idx % 8;
231
  int old;
232
 
233
  *idx += size;
234
 
235
  old = ptr[byte];
236
  /* Turn off all about to change bits.  */
237
  old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
238
  /* Turn on the bits we want.  */
239
  old |= (val & ((1 << size) - 1)) << (8 - bit - size);
240
  ptr[byte] = old;
241
}
242
 
243
static void
244
writeBARRAY (barray data, unsigned char *ptr, int *idx,
245
             int size ATTRIBUTE_UNUSED, FILE *file)
246
{
247
  int i;
248
 
249
  writeINT (data.len, ptr, idx, 1, file);
250
  for (i = 0; i < data.len; i++)
251
    writeINT (data.data[i], ptr, idx, 1, file);
252
}
253
 
254
static void
255
writeCHARS (char *string, unsigned char *ptr, int *idx, int size, FILE *file)
256
{
257
  int i = *idx / 8;
258
 
259
  if (i > 240)
260
    {
261
      /* Lets write out that record and do another one.  */
262
      checksum (file, ptr, *idx, code | 0x1000);
263
      *idx = 16;
264
      i = *idx / 8;
265
    }
266
 
267
  if (size == 0)
268
    {
269
      /* Variable length string.  */
270
      size = strlen (string);
271
      ptr[i++] = size;
272
    }
273
 
274
  /* BUG WAITING TO HAPPEN.  */
275
  memcpy (ptr + i, string, size);
276
  i += size;
277
  *idx = i * 8;
278
}
279
 
280
#define SYSROFF_SWAP_OUT
281
#include "sysroff.c"
282
 
283
static char *rname_sh[] =
284
{
285
  "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
286
};
287
 
288
static char *rname_h8300[] =
289
{
290
  "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
291
};
292
 
293
static void
294
wr_tr (void)
295
{
296
  /* The TR block is not normal - it doesn't have any contents.  */
297
 
298
  static char b[] =
299
    {
300
      0xff,                     /* IT */
301
      0x03,                     /* RL */
302
      0xfd,                     /* CS */
303
    };
304
 
305
  if (fwrite (b, sizeof (b), 1, file) != 1)
306
    /* FIXME: Return error status.  */
307
    abort ();
308
}
309
 
310
static void
311
wr_un (struct coff_ofile *ptr, struct coff_sfile *sfile, int first,
312
       int nsecs ATTRIBUTE_UNUSED)
313
{
314
  struct IT_un un;
315
  struct coff_symbol *s;
316
 
317
  un.spare1 = 0;
318
 
319
  if (bfd_get_file_flags (abfd) & EXEC_P)
320
    un.format = FORMAT_LM;
321
  else
322
    un.format = FORMAT_OM;
323
  un.spare1 = 0;
324
 
325
  /* Don't count the abs section.  */
326
  un.nsections = ptr->nsections - 1;
327
 
328
  un.nextdefs = 0;
329
  un.nextrefs = 0;
330
  /* Count all the undefined and defined variables with global scope.  */
331
 
332
  if (first)
333
    {
334
      for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
335
        {
336
          if (s->visible->type == coff_vis_ext_def
337
              || s->visible->type == coff_vis_common)
338
            un.nextdefs++;
339
 
340
          if (s->visible->type == coff_vis_ext_ref)
341
            un.nextrefs++;
342
        }
343
    }
344
  un.tool = toolname;
345
  un.tcd = DATE;
346
  un.linker = "L_GX00";
347
  un.lcd = DATE;
348
  un.name = sfile->name;
349
  sysroff_swap_un_out (file, &un);
350
}
351
 
352
static void
353
wr_hd (struct coff_ofile *p)
354
{
355
  struct IT_hd hd;
356
 
357
  hd.spare1 = 0;
358
  if (bfd_get_file_flags (abfd) & EXEC_P)
359
    hd.mt = MTYPE_ABS_LM;
360
  else
361
    hd.mt = MTYPE_OMS_OR_LMS;
362
 
363
  hd.cd = DATE;
364
 
365
  hd.nu = p->nsources;          /* Always one unit */
366
  hd.code = 0;                   /* Always ASCII */
367
  hd.ver = "0200";              /* Version 2.00 */
368
 
369
  switch (bfd_get_arch (abfd))
370
    {
371
    case bfd_arch_h8300:
372
      hd.au = 8;
373
      hd.si = 0;
374
      hd.spcsz = 32;
375
      hd.segsz = 0;
376
      hd.segsh = 0;
377
      switch (bfd_get_mach (abfd))
378
        {
379
        case bfd_mach_h8300:
380
          hd.cpu = "H8300";
381
          hd.afl = 2;
382
          addrsize = 2;
383
          toolname = "C_H8/300";
384
          break;
385
        case bfd_mach_h8300h:
386
          hd.cpu = "H8300H";
387
          hd.afl = 4;
388
          addrsize = 4;
389
          toolname = "C_H8/300H";
390
          break;
391
        case bfd_mach_h8300s:
392
          hd.cpu = "H8300S";
393
          hd.afl = 4;
394
          addrsize = 4;
395
          toolname = "C_H8/300S";
396
          break;
397
        default:
398
          abort();
399
        }
400
      rnames = rname_h8300;
401
      break;
402
    case bfd_arch_sh:
403
      hd.au = 8;
404
      hd.si = 0;
405
      hd.afl = 4;
406
      hd.spcsz = 32;
407
      hd.segsz = 0;
408
      hd.segsh = 0;
409
      hd.cpu = "SH";
410
      addrsize = 4;
411
      toolname = "C_SH";
412
      rnames = rname_sh;
413
      break;
414
    default:
415
      abort ();
416
    }
417
 
418
  if (! (bfd_get_file_flags(abfd) & EXEC_P))
419
    {
420
      hd.ep = 0;
421
    }
422
  else
423
    {
424
      hd.ep = 1;
425
      hd.uan = 0;
426
      hd.sa = 0;
427
      hd.sad = 0;
428
      hd.address = bfd_get_start_address (abfd);
429
    }
430
 
431
  hd.os = "";
432
  hd.sys = "";
433
  hd.mn = strip_suffix (bfd_get_filename (abfd));
434
 
435
  sysroff_swap_hd_out (file, &hd);
436
}
437
 
438
 
439
static void
440
wr_sh (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *sec)
441
{
442
  struct IT_sh sh;
443
  sh.unit = 0;
444
  sh.section = sec->number;
445
#ifdef FOOP1
446
  sh.section = 0;
447
#endif
448
  sysroff_swap_sh_out (file, &sh);
449
}
450
 
451
 
452
static void
453
wr_ob (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_section *section)
454
{
455
  bfd_size_type i;
456
  int first = 1;
457
  unsigned char stuff[200];
458
 
459
  i = 0;
460
  while (i < bfd_get_section_size (section->bfd_section))
461
    {
462
      struct IT_ob ob;
463
      int todo = 200;           /* Copy in 200 byte lumps.  */
464
 
465
      ob.spare = 0;
466
      if (i + todo > bfd_get_section_size (section->bfd_section))
467
        todo = bfd_get_section_size (section->bfd_section) - i;
468
 
469
      if (first)
470
        {
471
          ob.saf = 1;
472
          if (bfd_get_file_flags (abfd) & EXEC_P)
473
            ob.address = section->address;
474
          else
475
            ob.address = 0;
476
 
477
          first = 0;
478
        }
479
      else
480
        {
481
          ob.saf = 0;
482
        }
483
 
484
      ob.cpf = 0;                /* Never compress.  */
485
      ob.data.len = todo;
486
      bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
487
      ob.data.data = stuff;
488
      sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
489
      i += todo;
490
    }
491
 
492
  /* Now fill the rest with blanks.  */
493
  while (i < (bfd_size_type) section->size)
494
    {
495
      struct IT_ob ob;
496
      int todo = 200;           /* Copy in 200 byte lumps.  */
497
 
498
      ob.spare = 0;
499
      if (i + todo > (bfd_size_type) section->size)
500
        todo = section->size - i;
501
      ob.saf = 0;
502
 
503
      ob.cpf = 0;                /* Never compress.  */
504
      ob.data.len = todo;
505
      memset (stuff, 0, todo);
506
      ob.data.data = stuff;
507
      sysroff_swap_ob_out (file, &ob);
508
      i += todo;
509
    }
510
  /* Now fill the rest with blanks.  */
511
}
512
 
513
static void
514
wr_rl (struct coff_ofile *ptr ATTRIBUTE_UNUSED, struct coff_section *sec)
515
{
516
  int nr = sec->nrelocs;
517
  int i;
518
 
519
  for (i = 0; i < nr; i++)
520
    {
521
      struct coff_reloc *r = sec->relocs + i;
522
      struct coff_symbol *ref;
523
      struct IT_rl rl;
524
 
525
      rl.apol = 0;
526
      rl.boundary = 0;
527
      rl.segment = 1;
528
      rl.sign = 0;
529
      rl.check = 0;
530
      rl.addr = r->offset;
531
      rl.bitloc = 0;
532
      rl.flen = 32;             /* SH Specific.  */
533
 
534
      /* What sort of reloc ? Look in the section to find out.  */
535
      ref = r->symbol;
536
      if (ref->visible->type == coff_vis_ext_ref)
537
        {
538
          rl.bcount = 4;        /* Always 4 for us.  */
539
          rl.op = OP_EXT_REF;
540
          rl.symn = ref->er_number;
541
        }
542
      else if (ref->visible->type == coff_vis_common)
543
        {
544
          rl.bcount = 11;       /* Always 11 for us.  */
545
          rl.op = OP_SEC_REF;
546
          rl.secn = ref->where->section->number;
547
          rl.copcode_is_3 = 3;
548
          rl.alength_is_4 = 4;
549
          rl.addend = ref->where->offset - ref->where->section->address;
550
          rl.aopcode_is_0x20 = 0x20;
551
        }
552
      else
553
        {
554
          rl.bcount = 11;       /* Always 11 for us.  */
555
          rl.op = OP_SEC_REF;
556
          rl.secn = ref->where->section->number;
557
          rl.copcode_is_3 = 3;
558
          rl.alength_is_4 = 4;
559
          rl.addend = -ref->where->section->address;
560
          rl.aopcode_is_0x20 = 0x20;
561
        }
562
 
563
      rl.end = 0xff;
564
 
565
      if (   rl.op == OP_SEC_REF
566
          || rl.op == OP_EXT_REF)
567
        sysroff_swap_rl_out (file, &rl);
568
    }
569
}
570
 
571
static void
572
wr_object_body (struct coff_ofile *p)
573
{
574
  int i;
575
 
576
  for (i = 1; i < p->nsections; i++)
577
    {
578
      wr_sh (p, p->sections + i);
579
      wr_ob (p, p->sections + i);
580
      wr_rl (p, p->sections + i);
581
    }
582
}
583
 
584
static void
585
wr_dps_start (struct coff_sfile *sfile,
586
              struct coff_section *section ATTRIBUTE_UNUSED,
587
              struct coff_scope *scope, int type, int nest)
588
{
589
  struct IT_dps dps;
590
 
591
  dps.end = 0;
592
  dps.opt = 0;
593
  dps.type = type;
594
 
595
  if (scope->sec)
596
    {
597
      dps.san = scope->sec->number;
598
      dps.address = scope->offset - find_base (sfile, scope->sec);
599
      dps.block_size = scope->size;
600
 
601
      if (debug)
602
        {
603
          printf ("DPS %s %d %x\n",
604
                  sfile->name,
605
                  nest,
606
                  dps.address);
607
        }
608
    }
609
  else
610
    {
611
      dps.san = 0;
612
      dps.address = 0;
613
      dps.block_size = 0;
614
    }
615
 
616
  dps.nesting = nest;
617
  dps.neg = 0x1001;
618
  sysroff_swap_dps_out (file, &dps);
619
}
620
 
621
static void
622
wr_dps_end (struct coff_section *section ATTRIBUTE_UNUSED,
623
            struct coff_scope *scope ATTRIBUTE_UNUSED, int type)
624
{
625
  struct IT_dps dps;
626
 
627
  dps.end = 1;
628
  dps.type = type;
629
  sysroff_swap_dps_out (file, &dps);
630
}
631
 
632
static int *
633
nints (int x)
634
{
635
  return (int *) (xcalloc (sizeof (int), x));
636
}
637
 
638
static void
639
walk_tree_type_1 (struct coff_sfile *sfile, struct coff_symbol *symbol,
640
                  struct coff_type *type, int nest)
641
{
642
  switch (type->type)
643
    {
644
    case coff_secdef_type:
645
    case coff_basic_type:
646
      {
647
        struct IT_dbt dbt;
648
 
649
        switch (type->u.basic)
650
          {
651
          case T_NULL:
652
          case T_VOID:
653
            dbt.btype = BTYPE_VOID;
654
            dbt.sign = BTYPE_UNSPEC;
655
            dbt.fptype = FPTYPE_NOTSPEC;
656
            break;
657
 
658
          case T_CHAR:
659
            dbt.btype = BTYPE_CHAR;
660
            dbt.sign = BTYPE_UNSPEC;
661
            dbt.fptype = FPTYPE_NOTSPEC;
662
            break;
663
 
664
          case T_SHORT:
665
          case T_INT:
666
          case T_LONG:
667
            dbt.btype = BTYPE_INT;
668
            dbt.sign = SIGN_SIGNED;
669
            dbt.fptype = FPTYPE_NOTSPEC;
670
            break;
671
 
672
          case T_FLOAT:
673
            dbt.btype = BTYPE_FLOAT;
674
            dbt.fptype = FPTYPE_SINGLE;
675
            break;
676
 
677
          case T_DOUBLE:
678
            dbt.btype = BTYPE_FLOAT;
679
            dbt.fptype = FPTYPE_DOUBLE;
680
            break;
681
 
682
          case T_LNGDBL:
683
            dbt.btype = BTYPE_FLOAT;
684
            dbt.fptype = FPTYPE_EXTENDED;
685
            break;
686
 
687
          case T_UCHAR:
688
            dbt.btype = BTYPE_CHAR;
689
            dbt.sign = SIGN_UNSIGNED;
690
            dbt.fptype = FPTYPE_NOTSPEC;
691
            break;
692
 
693
          case T_USHORT:
694
          case T_UINT:
695
          case T_ULONG:
696
            dbt.btype = BTYPE_INT;
697
            dbt.sign = SIGN_UNSIGNED;
698
            dbt.fptype = FPTYPE_NOTSPEC;
699
            break;
700
          }
701
 
702
        dbt.bitsize = type->size;
703
        dbt.neg = 0x1001;
704
        sysroff_swap_dbt_out (file, &dbt);
705
        break;
706
      }
707
 
708
    case coff_pointer_type:
709
      {
710
        struct IT_dpt dpt;
711
 
712
        dpt.dunno = 0;
713
        walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
714
        dpt.neg = 0x1001;
715
        sysroff_swap_dpt_out (file, &dpt);
716
        break;
717
      }
718
 
719
    case coff_function_type:
720
      {
721
        struct IT_dfp dfp;
722
        struct coff_symbol *param;
723
 
724
        dfp.end = 0;
725
        dfp.spare = 0;
726
        dfp.nparams = type->u.function.parameters->nvars;
727
        dfp.neg = 0x1001;
728
 
729
        walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
730
 
731
        sysroff_swap_dfp_out (file, &dfp);
732
 
733
        for (param = type->u.function.parameters->vars_head;
734
             param;
735
             param = param->next)
736
          walk_tree_symbol (sfile, 0, param, nest);
737
 
738
        dfp.end = 1;
739
        sysroff_swap_dfp_out (file, &dfp);
740
        break;
741
      }
742
 
743
    case coff_structdef_type:
744
      {
745
        struct IT_dbt dbt;
746
        struct IT_dds dds;
747
        struct coff_symbol *member;
748
 
749
        dds.spare = 0;
750
        dbt.btype = BTYPE_STRUCT;
751
        dbt.bitsize = type->size;
752
        dbt.sign = SIGN_UNSPEC;
753
        dbt.fptype = FPTYPE_NOTSPEC;
754
        dbt.sid = get_member_id (type->u.astructdef.idx);
755
        dbt.neg = 0x1001;
756
        sysroff_swap_dbt_out (file, &dbt);
757
        dds.end = 0;
758
        dds.neg = 0x1001;
759
        sysroff_swap_dds_out (file, &dds);
760
 
761
        for (member = type->u.astructdef.elements->vars_head;
762
             member;
763
             member = member->next)
764
          walk_tree_symbol (sfile, 0, member, nest + 1);
765
 
766
        dds.end = 1;
767
        sysroff_swap_dds_out (file, &dds);
768
 
769
      }
770
      break;
771
 
772
    case coff_structref_type:
773
      {
774
        struct IT_dbt dbt;
775
 
776
        dbt.btype = BTYPE_TAG;
777
        dbt.bitsize = type->size;
778
        dbt.sign = SIGN_UNSPEC;
779
        dbt.fptype = FPTYPE_NOTSPEC;
780
 
781
        if (type->u.astructref.ref)
782
          dbt.sid = get_member_id (type->u.astructref.ref->number);
783
        else
784
          dbt.sid = 0;
785
 
786
        dbt.neg = 0x1001;
787
        sysroff_swap_dbt_out (file, &dbt);
788
      }
789
      break;
790
 
791
    case coff_array_type:
792
      {
793
        struct IT_dar dar;
794
        int j;
795
        int dims = 1;           /* Only output one dimension at a time.  */
796
 
797
        dar.dims = dims;
798
        dar.variable = nints (dims);
799
        dar.subtype = nints (dims);
800
        dar.spare = nints (dims);
801
        dar.max_variable = nints (dims);
802
        dar.maxspare = nints (dims);
803
        dar.max = nints (dims);
804
        dar.min_variable = nints (dims);
805
        dar.min = nints (dims);
806
        dar.minspare = nints (dims);
807
        dar.neg = 0x1001;
808
        dar.length = type->size / type->u.array.dim;
809
 
810
        for (j = 0; j < dims; j++)
811
          {
812
            dar.variable[j] = VARIABLE_FIXED;
813
            dar.subtype[j] = SUB_INTEGER;
814
            dar.spare[j] = 0;
815
            dar.max_variable[j] = 0;
816
            dar.max[j] = type->u.array.dim;
817
            dar.min_variable[j] = 0;
818
            dar.min[j] = 1;     /* Why isn't this 0 ? */
819
          }
820
        walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
821
        sysroff_swap_dar_out (file, &dar);
822
      }
823
      break;
824
 
825
    case coff_enumdef_type:
826
      {
827
        struct IT_dbt dbt;
828
        struct IT_den den;
829
        struct coff_symbol *member;
830
 
831
        dbt.btype = BTYPE_ENUM;
832
        dbt.bitsize = type->size;
833
        dbt.sign = SIGN_UNSPEC;
834
        dbt.fptype = FPTYPE_NOTSPEC;
835
        dbt.sid = get_member_id (type->u.aenumdef.idx);
836
        dbt.neg = 0x1001;
837
        sysroff_swap_dbt_out (file, &dbt);
838
 
839
        den.end = 0;
840
        den.neg = 0x1001;
841
        den.spare = 0;
842
        sysroff_swap_den_out (file, &den);
843
 
844
        for (member = type->u.aenumdef.elements->vars_head;
845
             member;
846
             member = member->next)
847
          walk_tree_symbol (sfile, 0, member, nest + 1);
848
 
849
        den.end = 1;
850
        sysroff_swap_den_out (file, &den);
851
      }
852
      break;
853
 
854
    case coff_enumref_type:
855
      {
856
        struct IT_dbt dbt;
857
 
858
        dbt.btype = BTYPE_TAG;
859
        dbt.bitsize = type->size;
860
        dbt.sign = SIGN_UNSPEC;
861
        dbt.fptype = FPTYPE_NOTSPEC;
862
        dbt.sid = get_member_id (type->u.aenumref.ref->number);
863
        dbt.neg = 0x1001;
864
        sysroff_swap_dbt_out (file, &dbt);
865
      }
866
      break;
867
 
868
    default:
869
      abort ();
870
    }
871
}
872
 
873
/* Obsolete ?
874
   static void
875
   dty_start ()
876
   {
877
   struct IT_dty dty;
878
   dty.end = 0;
879
   dty.neg = 0x1001;
880
   dty.spare = 0;
881
   sysroff_swap_dty_out (file, &dty);
882
   }
883
 
884
   static void
885
   dty_stop ()
886
   {
887
   struct IT_dty dty;
888
   dty.end = 0;
889
   dty.neg = 0x1001;
890
   dty.end = 1;
891
   sysroff_swap_dty_out (file, &dty);
892
   }
893
 
894
 
895
   static void
896
   dump_tree_structure (sfile, symbol, type, nest)
897
   struct coff_sfile *sfile;
898
   struct coff_symbol *symbol;
899
   struct coff_type *type;
900
   int nest;
901
   {
902
   if (symbol->type->type == coff_function_type)
903
   {
904
 
905
 
906
   }
907
 
908
   }
909
 */
910
 
911
static void
912
walk_tree_type (struct coff_sfile *sfile, struct coff_symbol *symbol,
913
                struct coff_type *type, int nest)
914
{
915
  if (symbol->type->type == coff_function_type)
916
    {
917
      struct IT_dty dty;
918
 
919
      dty.end = 0;
920
      dty.neg = 0x1001;
921
 
922
      sysroff_swap_dty_out (file, &dty);
923
      walk_tree_type_1 (sfile, symbol, type, nest);
924
      dty.end = 1;
925
      sysroff_swap_dty_out (file, &dty);
926
 
927
      wr_dps_start (sfile,
928
                    symbol->where->section,
929
                    symbol->type->u.function.code,
930
                    BLOCK_TYPE_FUNCTION, nest);
931
      wr_dps_start (sfile, symbol->where->section,
932
                    symbol->type->u.function.code,
933
                    BLOCK_TYPE_BLOCK, nest);
934
      walk_tree_scope (symbol->where->section,
935
                       sfile,
936
                       symbol->type->u.function.code,
937
                       nest + 1, BLOCK_TYPE_BLOCK);
938
 
939
      wr_dps_end (symbol->where->section,
940
                  symbol->type->u.function.code,
941
                  BLOCK_TYPE_BLOCK);
942
      wr_dps_end (symbol->where->section,
943
                  symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
944
    }
945
  else
946
    {
947
      struct IT_dty dty;
948
 
949
      dty.end = 0;
950
      dty.neg = 0x1001;
951
      sysroff_swap_dty_out (file, &dty);
952
      walk_tree_type_1 (sfile, symbol, type, nest);
953
      dty.end = 1;
954
      sysroff_swap_dty_out (file, &dty);
955
    }
956
}
957
 
958
static void
959
walk_tree_symbol (struct coff_sfile *sfile, struct coff_section *section ATTRIBUTE_UNUSED, struct coff_symbol *symbol, int nest)
960
{
961
  struct IT_dsy dsy;
962
 
963
  memset (&dsy, 0, sizeof(dsy));
964
  dsy.nesting = nest;
965
 
966
  switch (symbol->type->type)
967
    {
968
    case coff_function_type:
969
      dsy.type = STYPE_FUNC;
970
      dsy.assign = 1;
971
      break;
972
 
973
    case coff_structref_type:
974
    case coff_pointer_type:
975
    case coff_array_type:
976
    case coff_basic_type:
977
    case coff_enumref_type:
978
      dsy.type = STYPE_VAR;
979
      dsy.assign = 1;
980
      break;
981
 
982
    case coff_enumdef_type:
983
      dsy.type = STYPE_TAG;
984
      dsy.assign = 0;
985
      dsy.magic = 2;
986
      break;
987
 
988
    case coff_structdef_type:
989
      dsy.type = STYPE_TAG;
990
      dsy.assign = 0;
991
      dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
992
      break;
993
 
994
    case coff_secdef_type:
995
      return;
996
 
997
    default:
998
      abort ();
999
    }
1000
 
1001
  if (symbol->where->where == coff_where_member_of_struct)
1002
    {
1003
      dsy.assign = 0;
1004
      dsy.type = STYPE_MEMBER;
1005
    }
1006
 
1007
  if (symbol->where->where == coff_where_member_of_enum)
1008
    {
1009
      dsy.type = STYPE_ENUM;
1010
      dsy.assign = 0;
1011
      dsy.evallen = 4;
1012
      dsy.evalue = symbol->where->offset;
1013
    }
1014
 
1015
  if (symbol->type->type == coff_structdef_type
1016
      || symbol->where->where == coff_where_entag
1017
      || symbol->where->where == coff_where_strtag)
1018
    {
1019
      dsy.snumber = get_member_id (symbol->number);
1020
    }
1021
  else
1022
    {
1023
      dsy.snumber = get_ordinary_id (symbol->number);
1024
    }
1025
 
1026
  dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1027
 
1028
  switch (symbol->visible->type)
1029
    {
1030
    case coff_vis_common:
1031
    case coff_vis_ext_def:
1032
      dsy.ainfo = AINFO_STATIC_EXT_DEF;
1033
      break;
1034
 
1035
    case coff_vis_ext_ref:
1036
      dsy.ainfo = AINFO_STATIC_EXT_REF;
1037
      break;
1038
 
1039
    case coff_vis_int_def:
1040
      dsy.ainfo = AINFO_STATIC_INT;
1041
      break;
1042
 
1043
    case coff_vis_auto:
1044
    case coff_vis_autoparam:
1045
      dsy.ainfo = AINFO_AUTO;
1046
      break;
1047
 
1048
    case coff_vis_register:
1049
    case coff_vis_regparam:
1050
      dsy.ainfo = AINFO_REG;
1051
      break;
1052
      break;
1053
 
1054
    case coff_vis_tag:
1055
    case coff_vis_member_of_struct:
1056
    case coff_vis_member_of_enum:
1057
      break;
1058
 
1059
    default:
1060
      abort ();
1061
    }
1062
 
1063
  dsy.dlength = symbol->type->size;
1064
 
1065
  switch (symbol->where->where)
1066
    {
1067
    case coff_where_memory:
1068
 
1069
      dsy.section = symbol->where->section->number;
1070
#ifdef FOOP
1071
      dsy.section = 0;
1072
#endif
1073
      break;
1074
 
1075
    case coff_where_member_of_struct:
1076
    case coff_where_member_of_enum:
1077
    case coff_where_stack:
1078
    case coff_where_register:
1079
    case coff_where_unknown:
1080
    case coff_where_strtag:
1081
    case coff_where_entag:
1082
    case coff_where_typedef:
1083
      break;
1084
 
1085
    default:
1086
      abort ();
1087
    }
1088
 
1089
  switch (symbol->where->where)
1090
    {
1091
    case coff_where_memory:
1092
      dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1093
      break;
1094
 
1095
    case coff_where_stack:
1096
      dsy.address = symbol->where->offset;
1097
      break;
1098
 
1099
    case coff_where_member_of_struct:
1100
      if (symbol->where->bitsize)
1101
        {
1102
          int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1103
          dsy.bitunit = 1;
1104
          dsy.field_len = symbol->where->bitsize;
1105
          dsy.field_off = (bits / 32) * 4;
1106
          dsy.field_bitoff = bits % 32;
1107
        }
1108
      else
1109
        {
1110
          dsy.bitunit = 0;
1111
 
1112
          dsy.field_len = symbol->type->size;
1113
          dsy.field_off = symbol->where->offset;
1114
        }
1115
      break;
1116
 
1117
    case coff_where_member_of_enum:
1118
      /*      dsy.bitunit = 0;
1119
         dsy.field_len  = symbol->type->size;
1120
         dsy.field_off = symbol->where->offset; */
1121
      break;
1122
 
1123
    case coff_where_register:
1124
    case coff_where_unknown:
1125
    case coff_where_strtag:
1126
    case coff_where_entag:
1127
    case coff_where_typedef:
1128
      break;
1129
 
1130
    default:
1131
      abort ();
1132
    }
1133
 
1134
  if (symbol->where->where == coff_where_register)
1135
    dsy.reg = rnames[symbol->where->offset];
1136
 
1137
  switch (symbol->visible->type)
1138
    {
1139
    case coff_vis_common:
1140
      /* We do this 'cause common C symbols are treated as extdefs.  */
1141
    case coff_vis_ext_def:
1142
    case coff_vis_ext_ref:
1143
      dsy.ename = symbol->name;
1144
      break;
1145
 
1146
    case coff_vis_regparam:
1147
    case coff_vis_autoparam:
1148
      dsy.type = STYPE_PARAMETER;
1149
      break;
1150
 
1151
    case coff_vis_int_def:
1152
    case coff_vis_auto:
1153
    case coff_vis_register:
1154
    case coff_vis_tag:
1155
    case coff_vis_member_of_struct:
1156
    case coff_vis_member_of_enum:
1157
      break;
1158
 
1159
    default:
1160
      abort ();
1161
    }
1162
 
1163
  dsy.sfn = 0;
1164
  dsy.sln = 2;
1165
  dsy.neg = 0x1001;
1166
 
1167
  sysroff_swap_dsy_out (file, &dsy);
1168
 
1169
  walk_tree_type (sfile, symbol, symbol->type, nest);
1170
}
1171
 
1172
static void
1173
walk_tree_scope (struct coff_section *section, struct coff_sfile *sfile, struct coff_scope *scope, int nest, int type)
1174
{
1175
  struct coff_symbol *vars;
1176
  struct coff_scope *child;
1177
 
1178
  if (scope->vars_head
1179
      || (scope->list_head && scope->list_head->vars_head))
1180
    {
1181
      wr_dps_start (sfile, section, scope, type, nest);
1182
 
1183
      if (nest == 0)
1184
        wr_globals (tree, sfile, nest + 1);
1185
 
1186
      for (vars = scope->vars_head; vars; vars = vars->next)
1187
        walk_tree_symbol (sfile, section, vars, nest);
1188
 
1189
      for (child = scope->list_head; child; child = child->next)
1190
        walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1191
 
1192
      wr_dps_end (section, scope, type);
1193
    }
1194
}
1195
 
1196
static void
1197
walk_tree_sfile (struct coff_section *section, struct coff_sfile *sfile)
1198
{
1199
  walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1200
}
1201
 
1202
static void
1203
wr_program_structure (struct coff_ofile *p, struct coff_sfile *sfile)
1204
{
1205
  walk_tree_sfile (p->sections + 4, sfile);
1206
}
1207
 
1208
static void
1209
wr_du (struct coff_ofile *p, struct coff_sfile *sfile, int n)
1210
{
1211
  struct IT_du du;
1212
  int lim;
1213
  int i;
1214
  int j;
1215
  unsigned int *lowest = (unsigned *) nints (p->nsections);
1216
  unsigned int *highest = (unsigned *) nints (p->nsections);
1217
 
1218
  du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1219
  du.optimized = 0;
1220
  du.stackfrmt = 0;
1221
  du.spare = 0;
1222
  du.unit = n;
1223
  du.sections = p->nsections - 1;
1224
  du.san = (int *) xcalloc (sizeof (int), du.sections);
1225
  du.address = nints (du.sections);
1226
  du.length = nints (du.sections);
1227
 
1228
  for (i = 0; i < du.sections; i++)
1229
    {
1230
      lowest[i] = ~0;
1231
      highest[i] = 0;
1232
    }
1233
 
1234
  lim = du.sections;
1235
  for (j = 0; j < lim; j++)
1236
    {
1237
      int src = j;
1238
      int dst = j;
1239
 
1240
      du.san[dst] = dst;
1241
 
1242
      if (sfile->section[src].init)
1243
        {
1244
          du.length[dst]
1245
            = sfile->section[src].high - sfile->section[src].low + 1;
1246
          du.address[dst]
1247
            = sfile->section[src].low;
1248
        }
1249
      else
1250
        {
1251
          du.length[dst] = 0;
1252
          du.address[dst] = 0;
1253
        }
1254
 
1255
      if (debug)
1256
        {
1257
          if (sfile->section[src].parent)
1258
            {
1259
              printf (" section %6s 0x%08x..0x%08x\n",
1260
                      sfile->section[src].parent->name,
1261
                      du.address[dst],
1262
                      du.address[dst] + du.length[dst] - 1);
1263
            }
1264
        }
1265
 
1266
      du.sections = dst + 1;
1267
    }
1268
 
1269
  du.tool = "c_gcc";
1270
  du.date = DATE;
1271
 
1272
  sysroff_swap_du_out (file, &du);
1273
}
1274
 
1275
static void
1276
wr_dus (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile)
1277
{
1278
  struct IT_dus dus;
1279
 
1280
  dus.efn = 0x1001;
1281
  dus.ns = 1;                   /* p->nsources; sac 14 jul 94 */
1282
  dus.drb = nints (dus.ns);
1283
  dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1284
  dus.spare = nints (dus.ns);
1285
  dus.ndir = 0;
1286
  /* Find the filenames.  */
1287
  dus.drb[0] = 0;
1288
  dus.fname[0] = sfile->name;
1289
 
1290
  sysroff_swap_dus_out (file, &dus);
1291
 
1292
}
1293
 
1294
/* Find the offset of the .text section for this sfile in the
1295
   .text section for the output file.  */
1296
 
1297
static int
1298
find_base (struct coff_sfile *sfile, struct coff_section *section)
1299
{
1300
  return sfile->section[section->number].low;
1301
}
1302
 
1303
static void
1304
wr_dln (struct coff_ofile *p ATTRIBUTE_UNUSED, struct coff_sfile *sfile,
1305
        int n ATTRIBUTE_UNUSED)
1306
{
1307
  /* Count up all the linenumbers */
1308
 
1309
  struct coff_symbol *sy;
1310
  int lc = 0;
1311
  struct IT_dln dln;
1312
 
1313
  int idx;
1314
 
1315
  for (sy = sfile->scope->vars_head;
1316
       sy;
1317
       sy = sy->next)
1318
    {
1319
      struct coff_type *t = sy->type;
1320
      if (t->type == coff_function_type)
1321
        {
1322
          struct coff_line *l = t->u.function.lines;
1323
          if (l)
1324
            lc += l->nlines;
1325
        }
1326
    }
1327
 
1328
  dln.sfn = nints (lc);
1329
  dln.sln = nints (lc);
1330
  dln.cc = nints (lc);
1331
  dln.section = nints (lc);
1332
 
1333
  dln.from_address = nints (lc);
1334
  dln.to_address = nints (lc);
1335
 
1336
 
1337
  dln.neg = 0x1001;
1338
 
1339
  dln.nln = lc;
1340
 
1341
  /* Run through once more and fill up the structure */
1342
  idx = 0;
1343
  for (sy = sfile->scope->vars_head;
1344
       sy;
1345
       sy = sy->next)
1346
    {
1347
      if (sy->type->type == coff_function_type)
1348
        {
1349
          int i;
1350
          struct coff_line *l = sy->type->u.function.lines;
1351
          if (l)
1352
            {
1353
              int base = find_base (sfile, sy->where->section);
1354
              for (i = 0; i < l->nlines; i++)
1355
                {
1356
                  dln.section[idx] = sy->where->section->number;
1357
                  dln.sfn[idx] = 0;
1358
                  dln.sln[idx] = l->lines[i];
1359
                  dln.from_address[idx] =
1360
                    l->addresses[i] + sy->where->section->address - base;
1361
                  dln.cc[idx] = 0;
1362
                  if (idx)
1363
                    dln.to_address[idx - 1] = dln.from_address[idx];
1364
                  idx++;
1365
 
1366
                }
1367
              dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1368
            }
1369
        }
1370
    }
1371
  if (lc)
1372
    sysroff_swap_dln_out (file, &dln);
1373
}
1374
 
1375
/* Write the global symbols out to the debug info.  */
1376
 
1377
static void
1378
wr_globals (struct coff_ofile *p, struct coff_sfile *sfile,
1379
            int n ATTRIBUTE_UNUSED)
1380
{
1381
  struct coff_symbol *sy;
1382
 
1383
  for (sy = p->symbol_list_head;
1384
       sy;
1385
       sy = sy->next_in_ofile_list)
1386
    {
1387
      if (sy->visible->type == coff_vis_ext_def
1388
          || sy->visible->type == coff_vis_ext_ref)
1389
        {
1390
          /* Only write out symbols if they belong to
1391
             the current source file.  */
1392
          if (sy->sfile == sfile)
1393
            walk_tree_symbol (sfile, 0, sy, 0);
1394
        }
1395
    }
1396
}
1397
 
1398
static void
1399
wr_debug (struct coff_ofile *p)
1400
{
1401
  struct coff_sfile *sfile;
1402
  int n = 0;
1403
 
1404
  for (sfile = p->source_head;
1405
       sfile;
1406
       sfile = sfile->next)
1407
    {
1408
      if (debug)
1409
        printf ("%s\n", sfile->name);
1410
 
1411
      wr_du (p, sfile, n);
1412
      wr_dus (p, sfile);
1413
      wr_program_structure (p, sfile);
1414
      wr_dln (p, sfile, n);
1415
      n++;
1416
    }
1417
}
1418
 
1419
static void
1420
wr_cs (void)
1421
{
1422
  /* It seems that the CS struct is not normal - the size is wrong
1423
     heres one I prepared earlier.  */
1424
  static char b[] =
1425
    {
1426
    0x80,                       /* IT */
1427
    0x21,                       /* RL */
1428
    0x00,                       /* number of chars in variable length part */
1429
    0x80,                       /* hd */
1430
    0x00,                       /* hs */
1431
    0x80,                       /* un */
1432
    0x00,                       /* us */
1433
    0x80,                       /* sc */
1434
    0x00,                       /* ss */
1435
    0x80,                       /* er */
1436
    0x80,                       /* ed */
1437
    0x80,                       /* sh */
1438
    0x80,                       /* ob */
1439
    0x80,                       /* rl */
1440
    0x80,                       /* du */
1441
    0x80,                       /* dps */
1442
    0x80,                       /* dsy */
1443
    0x80,                       /* dty */
1444
    0x80,                       /* dln */
1445
    0x80,                       /* dso */
1446
    0x80,                       /* dus */
1447
    0x00,                       /* dss */
1448
    0x80,                       /* dbt */
1449
    0x00,                       /* dpp */
1450
    0x80,                       /* dfp */
1451
    0x80,                       /* den */
1452
    0x80,                       /* dds */
1453
    0x80,                       /* dar */
1454
    0x80,                       /* dpt */
1455
    0x00,                       /* dul */
1456
    0x00,                       /* dse */
1457
    0x00,                       /* dot */
1458
    0xDE                        /* CS */
1459
  };
1460
 
1461
  if (fwrite (b, sizeof (b), 1, file) != 1)
1462
    /* FIXME: Return error status.  */
1463
    abort ();
1464
}
1465
 
1466
/* Write out the SC records for a unit.  Create an SC
1467
   for all the sections which appear in the output file, even
1468
   if there isn't an equivalent one on the input.  */
1469
 
1470
static int
1471
wr_sc (struct coff_ofile *ptr, struct coff_sfile *sfile)
1472
{
1473
  int i;
1474
  int scount = 0;
1475
  /* First work out the total number of sections.  */
1476
  int total_sec = ptr->nsections;
1477
  struct myinfo
1478
    {
1479
      struct coff_section *sec;
1480
      struct coff_symbol *symbol;
1481
    };
1482
  struct coff_symbol *symbol;
1483
  struct myinfo *info
1484
    = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1485
 
1486
 
1487
  for (i = 0; i < total_sec; i++)
1488
    {
1489
      info[i].sec = ptr->sections + i;
1490
      info[i].symbol = 0;
1491
    }
1492
 
1493
  for (symbol = sfile->scope->vars_head;
1494
       symbol;
1495
       symbol = symbol->next)
1496
    {
1497
 
1498
      if (symbol->type->type == coff_secdef_type)
1499
        {
1500
          for (i = 0; i < total_sec; i++)
1501
            {
1502
              if (symbol->where->section == info[i].sec)
1503
                {
1504
                  info[i].symbol = symbol;
1505
                  break;
1506
                }
1507
            }
1508
        }
1509
    }
1510
 
1511
  /* Now output all the section info, and fake up some stuff for sections
1512
     we don't have.  */
1513
  for (i = 1; i < total_sec; i++)
1514
    {
1515
      struct IT_sc sc;
1516
      char *name;
1517
 
1518
      symbol = info[i].symbol;
1519
      sc.spare = 0;
1520
      sc.spare1 = 0;
1521
 
1522
      if (!symbol)
1523
        {
1524
          /* Don't have a symbol set aside for this section, which means
1525
             that nothing in this file does anything for the section.  */
1526
          sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1527
          sc.addr = 0;
1528
          sc.length = 0;
1529
          name = info[i].sec->name;
1530
        }
1531
      else
1532
        {
1533
          if (bfd_get_file_flags (abfd) & EXEC_P)
1534
            {
1535
              sc.format = 0;
1536
              sc.addr = symbol->where->offset;
1537
            }
1538
          else
1539
            {
1540
              sc.format = 1;
1541
              sc.addr = 0;
1542
            }
1543
          sc.length = symbol->type->size;
1544
          name = symbol->name;
1545
        }
1546
 
1547
      sc.align = 4;
1548
      sc.concat = CONCAT_SIMPLE;
1549
      sc.read = 3;
1550
      sc.write = 3;
1551
      sc.exec = 3;
1552
      sc.init = 3;
1553
      sc.mode = 3;
1554
      sc.spare = 0;
1555
      sc.segadd = 0;
1556
      sc.spare1 = 0;             /* If not zero, then it doesn't work.  */
1557
      sc.name = section_translate (name);
1558
 
1559
      if (strlen (sc.name) == 1)
1560
        {
1561
          switch (sc.name[0])
1562
            {
1563
            case 'D':
1564
            case 'B':
1565
              sc.contents = CONTENTS_DATA;
1566
              break;
1567
 
1568
            default:
1569
              sc.contents = CONTENTS_CODE;
1570
            }
1571
        }
1572
      else
1573
        {
1574
          sc.contents = CONTENTS_CODE;
1575
        }
1576
 
1577
      sysroff_swap_sc_out (file, &sc);
1578
      scount++;
1579
    }
1580
  return scount;
1581
}
1582
 
1583
/* Write out the ER records for a unit.  */
1584
 
1585
static void
1586
wr_er (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1587
       int first)
1588
{
1589
  int idx = 0;
1590
  struct coff_symbol *sym;
1591
 
1592
  if (first)
1593
    {
1594
      for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1595
        {
1596
          if (sym->visible->type == coff_vis_ext_ref)
1597
            {
1598
              struct IT_er er;
1599
 
1600
              er.spare = 0;
1601
              er.type = ER_NOTSPEC;
1602
              er.name = sym->name;
1603
              sysroff_swap_er_out (file, &er);
1604
              sym->er_number = idx++;
1605
            }
1606
        }
1607
    }
1608
}
1609
 
1610
/* Write out the ED records for a unit.  */
1611
 
1612
static void
1613
wr_ed (struct coff_ofile *ptr, struct coff_sfile *sfile ATTRIBUTE_UNUSED,
1614
       int first)
1615
{
1616
  struct coff_symbol *s;
1617
 
1618
  if (first)
1619
    {
1620
      for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1621
        {
1622
          if (s->visible->type == coff_vis_ext_def
1623
              || s->visible->type == coff_vis_common)
1624
            {
1625
              struct IT_ed ed;
1626
 
1627
              ed.section = s->where->section->number;
1628
              ed.spare = 0;
1629
 
1630
              if (s->where->section->data)
1631
                {
1632
                  ed.type = ED_TYPE_DATA;
1633
                }
1634
              else if (s->where->section->code & SEC_CODE)
1635
                {
1636
                  ed.type = ED_TYPE_ENTRY;
1637
                }
1638
              else
1639
                {
1640
                  ed.type = ED_TYPE_NOTSPEC;
1641
                  ed.type = ED_TYPE_DATA;
1642
                }
1643
 
1644
              ed.address = s->where->offset - s->where->section->address;
1645
              ed.name = s->name;
1646
              sysroff_swap_ed_out (file, &ed);
1647
            }
1648
        }
1649
    }
1650
}
1651
 
1652
static void
1653
wr_unit_info (struct coff_ofile *ptr)
1654
{
1655
  struct coff_sfile *sfile;
1656
  int first = 1;
1657
 
1658
  for (sfile = ptr->source_head;
1659
       sfile;
1660
       sfile = sfile->next)
1661
    {
1662
      long p1;
1663
      long p2;
1664
      int nsecs;
1665
 
1666
      p1 = ftell (file);
1667
      wr_un (ptr, sfile, first, 0);
1668
      nsecs = wr_sc (ptr, sfile);
1669
      p2 = ftell (file);
1670
      fseek (file, p1, SEEK_SET);
1671
      wr_un (ptr, sfile, first, nsecs);
1672
      fseek (file, p2, SEEK_SET);
1673
      wr_er (ptr, sfile, first);
1674
      wr_ed (ptr, sfile, first);
1675
      first = 0;
1676
    }
1677
}
1678
 
1679
static void
1680
wr_module (struct coff_ofile *p)
1681
{
1682
  wr_cs ();
1683
  wr_hd (p);
1684
  wr_unit_info (p);
1685
  wr_object_body (p);
1686
  wr_debug (p);
1687
  wr_tr ();
1688
}
1689
 
1690
static int
1691
align (int x)
1692
{
1693
  return (x + 3) & ~3;
1694
}
1695
 
1696
/* Find all the common variables and turn them into
1697
   ordinary defs - dunno why, but thats what hitachi does with 'em.  */
1698
 
1699
static void
1700
prescan (struct coff_ofile *tree)
1701
{
1702
  struct coff_symbol *s;
1703
  struct coff_section *common_section;
1704
 
1705
  /* Find the common section - always section 3.  */
1706
  common_section = tree->sections + 3;
1707
 
1708
  for (s = tree->symbol_list_head;
1709
       s;
1710
       s = s->next_in_ofile_list)
1711
    {
1712
      if (s->visible->type == coff_vis_common)
1713
        {
1714
          struct coff_where *w = s->where;
1715
          /*      s->visible->type = coff_vis_ext_def; leave it as common */
1716
          common_section->size = align (common_section->size);
1717
          w->offset = common_section->size + common_section->address;
1718
          w->section = common_section;
1719
          common_section->size += s->type->size;
1720
          common_section->size = align (common_section->size);
1721
        }
1722
    }
1723
}
1724
 
1725
char *program_name;
1726
 
1727
static void
1728
show_usage (FILE *file, int status)
1729
{
1730
  fprintf (file, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name);
1731
  fprintf (file, _("Convert a COFF object file into a SYSROFF object file\n"));
1732
  fprintf (file, _(" The options are:\n\
1733
  -q --quick       (Obsolete - ignored)\n\
1734
  -n --noprescan   Do not perform a scan to convert commons into defs\n\
1735
  -d --debug       Display information about what is being done\n\
1736
  @<file>          Read options from <file>\n\
1737
  -h --help        Display this information\n\
1738
  -v --version     Print the program's version number\n"));
1739
 
1740
  if (REPORT_BUGS_TO[0] && status == 0)
1741
    fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO);
1742
  exit (status);
1743
}
1744
 
1745
int
1746
main (int ac, char **av)
1747
{
1748
  int opt;
1749
  static struct option long_options[] =
1750
  {
1751
    {"debug", no_argument, 0, 'd'},
1752
    {"quick", no_argument, 0, 'q'},
1753
    {"noprescan", no_argument, 0, 'n'},
1754
    {"help", no_argument, 0, 'h'},
1755
    {"version", no_argument, 0, 'V'},
1756
    {NULL, no_argument, 0, 0}
1757
  };
1758
  char **matching;
1759
  char *input_file;
1760
  char *output_file;
1761
 
1762
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1763
  setlocale (LC_MESSAGES, "");
1764
#endif
1765
#if defined (HAVE_SETLOCALE)
1766
  setlocale (LC_CTYPE, "");
1767
#endif
1768
  bindtextdomain (PACKAGE, LOCALEDIR);
1769
  textdomain (PACKAGE);
1770
 
1771
  program_name = av[0];
1772
  xmalloc_set_program_name (program_name);
1773
 
1774
  expandargv (&ac, &av);
1775
 
1776
  while ((opt = getopt_long (ac, av, "dHhVvqn", long_options,
1777
                             (int *) NULL))
1778
         != EOF)
1779
    {
1780
      switch (opt)
1781
        {
1782
        case 'q':
1783
          quick = 1;
1784
          break;
1785
        case 'n':
1786
          noprescan = 1;
1787
          break;
1788
        case 'd':
1789
          debug = 1;
1790
          break;
1791
        case 'H':
1792
        case 'h':
1793
          show_usage (stdout, 0);
1794
          /*NOTREACHED */
1795
        case 'v':
1796
        case 'V':
1797
          print_version ("srconv");
1798
          exit (0);
1799
          /*NOTREACHED */
1800
        case 0:
1801
          break;
1802
        default:
1803
          show_usage (stderr, 1);
1804
          /*NOTREACHED */
1805
        }
1806
    }
1807
 
1808
  /* The input and output files may be named on the command line.  */
1809
  output_file = NULL;
1810
  if (optind < ac)
1811
    {
1812
      input_file = av[optind];
1813
      ++optind;
1814
      if (optind < ac)
1815
        {
1816
          output_file = av[optind];
1817
          ++optind;
1818
          if (optind < ac)
1819
            show_usage (stderr, 1);
1820
          if (strcmp (input_file, output_file) == 0)
1821
            {
1822
              fatal (_("input and output files must be different"));
1823
            }
1824
        }
1825
    }
1826
  else
1827
    input_file = 0;
1828
 
1829
  if (!input_file)
1830
    {
1831
      fatal (_("no input file specified"));
1832
    }
1833
 
1834
  if (!output_file)
1835
    {
1836
      /* Take a .o off the input file and stick on a .obj.  If
1837
         it doesn't end in .o, then stick a .obj on anyway */
1838
 
1839
      int len = strlen (input_file);
1840
 
1841
      output_file = xmalloc (len + 5);
1842
      strcpy (output_file, input_file);
1843
 
1844
      if (len > 3
1845
          && output_file[len - 2] == '.'
1846
          && output_file[len - 1] == 'o')
1847
        {
1848
          output_file[len] = 'b';
1849
          output_file[len + 1] = 'j';
1850
          output_file[len + 2] = 0;
1851
        }
1852
      else
1853
        {
1854
          strcat (output_file, ".obj");
1855
        }
1856
    }
1857
 
1858
  abfd = bfd_openr (input_file, 0);
1859
 
1860
  if (!abfd)
1861
    bfd_fatal (input_file);
1862
 
1863
  if (!bfd_check_format_matches (abfd, bfd_object, &matching))
1864
    {
1865
      bfd_nonfatal (input_file);
1866
 
1867
      if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
1868
        {
1869
          list_matching_formats (matching);
1870
          free (matching);
1871
        }
1872
      exit (1);
1873
    }
1874
 
1875
  file = fopen (output_file, FOPEN_WB);
1876
 
1877
  if (!file)
1878
    fatal (_("unable to open output file %s"), output_file);
1879
 
1880
  if (debug)
1881
    printf ("ids %d %d\n", base1, base2);
1882
 
1883
  tree = coff_grok (abfd);
1884
 
1885
  if (!noprescan)
1886
    prescan (tree);
1887
 
1888
  wr_module (tree);
1889
  return 0;
1890
}

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