binutils/srconv.c

   1 /* srconv.c -- Sysroff conversion program
   2    Copyright 1994, 1995, 1996, 1998, 1999, 2000, 2001
   3    Free Software Foundation, Inc.
   4
   5    This file is part of GNU Binutils.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 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., 59 Temple Place - Suite 330, Boston, MA
  20    02111-1307, 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 <bfd.h>
  30 #include "bucomm.h"
  31 #include "sysroff.h"
  32 #include "coffgrok.h"
  33 #include <libiberty.h>
  34 #include <getopt.h>
  35
  36 #include "coff/internal.h"
  37 #include "../bfd/libcoff.h"
  38
  39 /*#define FOOP1 1 */
  40
  41 static int addrsize;
  42 static char *toolname;
  43 static char **rnames;
  44
  45 static int get_member_id PARAMS ((int));
  46 static int get_ordinary_id PARAMS ((int));
  47 static char *section_translate PARAMS ((char *));
  48 static char *strip_suffix PARAMS ((char *));
  49 static void checksum PARAMS ((FILE *, char *, int, int));
  50 static void writeINT PARAMS ((int, char *, int *, int, FILE *));
  51 static void writeBITS PARAMS ((int, char *, int *, int));
  52 static void writeBARRAY PARAMS ((barray, char *, int *, int, FILE *));
  53 static void writeCHARS PARAMS ((char *, char *, int *, int, FILE *));
  54 static void wr_tr PARAMS ((void));
  55 static void wr_un PARAMS ((struct coff_ofile *, struct coff_sfile *, int, int));
  56 static void wr_hd PARAMS ((struct coff_ofile *));
  57 static void wr_sh PARAMS ((struct coff_ofile *, struct coff_section *));
  58 static void wr_ob PARAMS ((struct coff_ofile *, struct coff_section *));
  59 static void wr_rl PARAMS ((struct coff_ofile *, struct coff_section *));
  60 static void wr_object_body PARAMS ((struct coff_ofile *));
  61 static void wr_dps_start
  62   PARAMS ((struct coff_sfile *, struct coff_section *, struct coff_scope *,
  63            int, int));
  64 static void wr_dps_end
  65   PARAMS ((struct coff_section *, struct coff_scope *, int));
  66 static int *nints PARAMS ((int));
  67 static void walk_tree_type_1
  68   PARAMS ((struct coff_sfile *, struct coff_symbol *, struct coff_type *,
  69            int));
  70 static void walk_tree_type
  71   PARAMS ((struct coff_sfile *, struct coff_symbol *, struct coff_type *,
  72            int));
  73 static void walk_tree_symbol
  74   PARAMS ((struct coff_sfile *, struct coff_section *,
  75            struct coff_symbol *, int));
  76 static void walk_tree_scope
  77   PARAMS ((struct coff_section *, struct coff_sfile *, struct coff_scope *,
  78            int, int));
  79 static void walk_tree_sfile
  80   PARAMS ((struct coff_section *, struct coff_sfile *));
  81 static void wr_program_structure
  82   PARAMS ((struct coff_ofile *, struct coff_sfile *));
  83 static void wr_du PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
  84 static void wr_dus PARAMS ((struct coff_ofile *, struct coff_sfile *));
  85 static int find_base PARAMS ((struct coff_sfile *, struct coff_section *));
  86 static void wr_dln PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
  87 static void wr_globals
  88   PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
  89 static void wr_debug PARAMS ((struct coff_ofile *));
  90 static void wr_cs PARAMS ((void));
  91 static int wr_sc PARAMS ((struct coff_ofile *, struct coff_sfile *));
  92 static void wr_er PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
  93 static void wr_ed PARAMS ((struct coff_ofile *, struct coff_sfile *, int));
  94 static void wr_unit_info PARAMS ((struct coff_ofile *));
  95 static void wr_module PARAMS ((struct coff_ofile *));
  96 static int align PARAMS ((int));
  97 static void prescan PARAMS ((struct coff_ofile *));
  98 static void show_usage PARAMS ((FILE *, int));
  99 static void show_help PARAMS ((void));
 100 extern int main PARAMS ((int, char **));
 101
 102 static FILE *file;
 103 static bfd *abfd;
 104 static int debug = 0;
 105 static int quick = 0;
 106 static int noprescan = 0;
 107 static struct coff_ofile *tree;
 108 /* Obsolete ??
 109    static int absolute_p;
 110  */
 111
 112 static int segmented_p;
 113 static int code;
 114
 115 static int ids1[20000];
 116 static int ids2[20000];
 117
 118 static int base1 = 0x18;
 119 static int base2 = 0x2018;
 120
 121 static int
 122 get_member_id (x)
 123      int x;
 124 {
 125   if (ids2[x])
 126     {
 127       return ids2[x];
 128     }
 129   ids2[x] = base2++;
 130   return ids2[x];
 131 }
 132
 133 static int
 134 get_ordinary_id (x)
 135      int x;
 136 {
 137   if (ids1[x])
 138     {
 139       return ids1[x];
 140     }
 141   ids1[x] = base1++;
 142   return ids1[x];
 143 }
 144 static char *
 145 section_translate (n)
 146      char *n;
 147 {
 148   if (strcmp (n, ".text") == 0)
 149     return "P";
 150   if (strcmp (n, ".data") == 0)
 151     return "D";
 152   if (strcmp (n, ".bss") == 0)
 153     return "B";
 154   return n;
 155 }
 156
 157
 158
 159 #define DATE "940201073000";    /* Just a time on my birthday */
 160
 161
 162 static
 163 char *
 164 strip_suffix (name)
 165      char *name;
 166 {
 167   int i;
 168   char *res;
 169   for (i = 0; name[i] != 0 && name[i] != '.'; i++)
 170     ;
 171   res = (char *) xmalloc (i + 1);
 172   memcpy (res, name, i);
 173   res[i] = 0;
 174   return res;
 175 }
 176
 177
 178 /* IT LEN stuff CS */
 179 static void
 180 checksum (file, ptr, size, code)
 181      FILE *file;
 182      char *ptr;
 183      int size;
 184      int code;
 185 {
 186   int j;
 187   int last;
 188   int sum = 0;
 189   int bytes = size / 8;
 190   last = !(code & 0xff00);
 191   if (size & 0x7)
 192     abort ();
 193   ptr[0] = code | (last ? 0x80 : 0);
 194   ptr[1] = bytes + 1;
 195
 196   for (j = 0; j < bytes; j++)
 197     {
 198       sum += ptr[j];
 199     }
 200   /* Glue on a checksum too */
 201   ptr[bytes] = ~sum;
 202   fwrite (ptr, bytes + 1, 1, file);
 203 }
 204
 205
 206
 207
 208 static void
 209 writeINT (n, ptr, idx, size, file)
 210      int n;
 211      char *ptr;
 212      int *idx;
 213      int size;
 214      FILE *file;
 215 {
 216   int byte = *idx / 8;
 217
 218   if (size == -2)
 219     size = addrsize;
 220   else if (size == -1)
 221     size = 0;
 222
 223   if (byte > 240)
 224     {
 225       /* Lets write out that record and do another one */
 226       checksum (file, ptr, *idx, code | 0x1000);
 227       *idx = 16;
 228       byte = *idx / 8;
 229     }
 230   switch (size)
 231     {
 232     case 0:
 233       break;
 234     case 1:
 235       ptr[byte] = n;
 236       break;
 237     case 2:
 238       ptr[byte + 0] = n >> 8;
 239       ptr[byte + 1] = n;
 240       break;
 241     case 4:
 242       ptr[byte + 0] = n >> 24;
 243       ptr[byte + 1] = n >> 16;
 244       ptr[byte + 2] = n >> 8;
 245       ptr[byte + 3] = n >> 0;
 246       break;
 247     default:
 248       abort ();
 249     }
 250   *idx += size * 8;
 251 }
 252
 253
 254 static void
 255 writeBITS (val, ptr, idx, size)
 256      int val;
 257      char *ptr;
 258      int *idx;
 259      int size;
 260 {
 261   int byte = *idx / 8;
 262   int bit = *idx % 8;
 263   int old;
 264   *idx += size;
 265
 266   old = ptr[byte];
 267   /* Turn off all about to change bits */
 268   old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
 269   /* Turn on the bits we want */
 270   old |= (val & ((1 << size) - 1)) << (8 - bit - size);
 271   ptr[byte] = old;
 272 }
 273
 274 static void
 275 writeBARRAY (data, ptr, idx, size, file)
 276      barray data;
 277      char *ptr;
 278      int *idx;
 279      int size ATTRIBUTE_UNUSED;
 280      FILE *file;
 281 {
 282   int i;
 283   writeINT (data.len, ptr, idx, 1, file);
 284   for (i = 0; i < data.len; i++)
 285     {
 286       writeINT (data.data[i], ptr, idx, 1, file);
 287     }
 288 }
 289
 290
 291 static void
 292 writeCHARS (string, ptr, idx, size, file)
 293      char *string;
 294      char *ptr;
 295      int *idx;
 296      int size;
 297      FILE *file;
 298 {
 299   int i = *idx / 8;
 300
 301   if (i > 240)
 302     {
 303       /* Lets write out that record and do another one */
 304       checksum (file, ptr, *idx, code | 0x1000);
 305       *idx = 16;
 306       i = *idx / 8;
 307     }
 308
 309   if (size == 0)
 310     {
 311       /* Variable length string */
 312       size = strlen (string);
 313       ptr[i++] = size;
 314     }
 315
 316   /* BUG WAITING TO HAPPEN */
 317   memcpy (ptr + i, string, size);
 318   i += size;
 319   *idx = i * 8;
 320 }
 321
 322 #define SYSROFF_SWAP_OUT
 323 #include "sysroff.c"
 324
 325
 326 static char *rname_sh[] =
 327 {
 328   "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
 329 };
 330
 331 static char *rname_h8300[] =
 332 {
 333   "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
 334 };
 335
 336 static void
 337 wr_tr ()
 338 {
 339   /* The TR block is not normal - it doesn't have any contents. */
 340
 341   static char b[] = {
 342     0xff,                       /* IT */
 343     0x03,                       /* RL */
 344     0xfd,                       /* CS */
 345   };
 346   fwrite (b, 1, sizeof (b), file);
 347 }
 348
 349 static void
 350 wr_un (ptr, sfile, first, nsecs)
 351      struct coff_ofile *ptr;
 352      struct coff_sfile *sfile;
 353      int first;
 354      int nsecs ATTRIBUTE_UNUSED;
 355 {
 356   struct IT_un un;
 357
 358   struct coff_symbol *s;
 359
 360   un.spare1 = 0;
 361
 362   if (bfd_get_file_flags (abfd) & EXEC_P)
 363     un.format = FORMAT_LM;
 364   else
 365     un.format = FORMAT_OM;
 366   un.spare1 = 0;
 367
 368
 369 #if 1
 370   un.nsections = ptr->nsections - 1;    /*  Don't count the abs section */
 371 #else
 372   /*NEW - only count sections with size */
 373   un.nsections = nsecs;
 374 #endif
 375
 376   un.nextdefs = 0;
 377   un.nextrefs = 0;
 378   /* Count all the undefined and defined variables with global scope */
 379
 380   if (first)
 381     {
 382       for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
 383         {
 384           if (s->visible->type == coff_vis_ext_def
 385               || s->visible->type == coff_vis_common)
 386             un.nextdefs++;
 387
 388           if (s->visible->type == coff_vis_ext_ref)
 389             un.nextrefs++;
 390         }
 391     }
 392   un.tool = toolname;
 393   un.tcd = DATE;
 394   un.linker = "L_GX00";
 395   un.lcd = DATE;
 396   un.name = sfile->name;
 397   sysroff_swap_un_out (file, &un);
 398 }
 399
 400
 401 static void
 402 wr_hd (p)
 403      struct coff_ofile *p;
 404 {
 405   struct IT_hd hd;
 406
 407   hd.spare1 = 0;
 408   if (bfd_get_file_flags (abfd) & EXEC_P)
 409     {
 410       hd.mt = MTYPE_ABS_LM;
 411     }
 412   else
 413     {
 414       hd.mt = MTYPE_OMS_OR_LMS;
 415     }
 416   hd.cd = DATE;
 417
 418   hd.nu = p->nsources;          /* Always one unit */
 419   hd.code = 0;                  /* Always ASCII */
 420   hd.ver = "0200";              /* Version 2.00 */
 421   switch (bfd_get_arch (abfd))
 422     {
 423     case bfd_arch_h8300:
 424       hd.au = 8;
 425       hd.si = 0;
 426       hd.spcsz = 32;
 427       hd.segsz = 0;
 428       hd.segsh = 0;
 429       switch (bfd_get_mach (abfd))
 430         {
 431         case bfd_mach_h8300:
 432           hd.cpu = "H8300";
 433           hd.afl = 2;
 434           addrsize = 2;
 435           toolname = "C_H8/300";
 436           break;
 437         case bfd_mach_h8300h:
 438           hd.cpu = "H8300H";
 439           hd.afl = 4;
 440           addrsize = 4;
 441           toolname = "C_H8/300H";
 442           break;
 443         case bfd_mach_h8300s:
 444           hd.cpu = "H8300S";
 445           hd.afl = 4;
 446           addrsize = 4;
 447           toolname = "C_H8/300S";
 448           break;
 449         default:
 450           abort();
 451         }
 452       rnames = rname_h8300;
 453       break;
 454     case bfd_arch_sh:
 455       hd.au = 8;
 456       hd.si = 0;
 457       hd.afl = 4;
 458       hd.spcsz = 32;
 459       hd.segsz = 0;
 460       hd.segsh = 0;
 461       hd.cpu = "SH";
 462       addrsize = 4;
 463       toolname = "C_SH";
 464       rnames = rname_sh;
 465       break;
 466     default:
 467       abort ();
 468     }
 469
 470   if (! bfd_get_file_flags(abfd) & EXEC_P)
 471     {
 472       hd.ep = 0;
 473     }
 474   else
 475     {
 476       hd.ep = 1;
 477       hd.uan = 0;
 478       hd.sa = 0;
 479       hd.sad = 0;
 480       hd.address = bfd_get_start_address (abfd);
 481     }
 482
 483   hd.os = "";
 484   hd.sys = "";
 485   hd.mn = strip_suffix (bfd_get_filename (abfd));
 486
 487   sysroff_swap_hd_out (file, &hd);
 488 }
 489
 490
 491 static void
 492 wr_sh (p, sec)
 493      struct coff_ofile *p ATTRIBUTE_UNUSED;
 494      struct coff_section *sec;
 495 {
 496   struct IT_sh sh;
 497   sh.unit = 0;
 498   sh.section = sec->number;
 499 #ifdef FOOP1
 500   sh.section = 0;
 501 #endif
 502   sysroff_swap_sh_out (file, &sh);
 503 }
 504
 505
 506 static void
 507 wr_ob (p, section)
 508      struct coff_ofile *p ATTRIBUTE_UNUSED;
 509      struct coff_section *section;
 510 {
 511   bfd_size_type i;
 512   int first = 1;
 513   unsigned char stuff[200];
 514
 515   i = 0;
 516   while (i < section->bfd_section->_raw_size)
 517     {
 518       struct IT_ob ob;
 519       int todo = 200;           /* Copy in 200 byte lumps */
 520       ob.spare = 0;
 521       if (i + todo > section->bfd_section->_raw_size)
 522         todo = section->bfd_section->_raw_size - i;
 523
 524       if (first)
 525         {
 526           ob.saf = 1;
 527           if (bfd_get_file_flags (abfd) & EXEC_P)
 528             ob.address = section->address;
 529           else
 530             ob.address = 0;
 531
 532           first = 0;
 533         }
 534       else
 535         {
 536           ob.saf = 0;
 537         }
 538
 539       ob.cpf = 0;               /* Never compress */
 540       ob.data.len = todo;
 541       bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
 542       ob.data.data = stuff;
 543       sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
 544       i += todo;
 545     }
 546   /* Now fill the rest with blanks */
 547   while (i < (bfd_size_type) section->size)
 548     {
 549       struct IT_ob ob;
 550       int todo = 200;           /* Copy in 200 byte lumps */
 551       ob.spare = 0;
 552       if (i + todo > (bfd_size_type) section->size)
 553         todo = section->size - i;
 554       ob.saf = 0;
 555
 556       ob.cpf = 0;               /* Never compress */
 557       ob.data.len = todo;
 558       memset (stuff, 0, todo);
 559       ob.data.data = stuff;
 560       sysroff_swap_ob_out (file, &ob);
 561       i += todo;
 562     }
 563   /* Now fill the rest with blanks */
 564
 565 }
 566
 567 static void
 568 wr_rl (ptr, sec)
 569      struct coff_ofile *ptr ATTRIBUTE_UNUSED;
 570      struct coff_section *sec;
 571 {
 572   int nr = sec->nrelocs;
 573   int i;
 574   for (i = 0; i < nr; i++)
 575     {
 576       struct coff_reloc *r = sec->relocs + i;
 577       struct coff_symbol *ref;
 578       struct IT_rl rl;
 579       rl.apol = 0;
 580       rl.boundary = 0;
 581       rl.segment = 1;
 582       rl.sign = 0;
 583       rl.check = 0;
 584       rl.addr = r->offset;
 585       rl.bitloc = 0;
 586       rl.flen = 32;             /* SH Specific */
 587       /* What sort of reloc ? Look in the section to find out */
 588       ref = r->symbol;
 589       if (ref->visible->type == coff_vis_ext_ref)
 590         {
 591           rl.bcount = 4;        /* Always 4 for us */
 592           rl.op = OP_EXT_REF;
 593           rl.symn = ref->er_number;
 594         }
 595       else if (ref->visible->type == coff_vis_common)
 596         {
 597           rl.bcount = 11;       /* Always 11 for us */
 598           rl.op = OP_SEC_REF;
 599           rl.secn = ref->where->section->number;
 600           rl.copcode_is_3 = 3;
 601           rl.alength_is_4 = 4;
 602           rl.addend = ref->where->offset - ref->where->section->address;
 603           rl.aopcode_is_0x20 = 0x20;
 604         }
 605
 606       else
 607         {
 608           rl.bcount = 11;       /* Always 11 for us */
 609           rl.op = OP_SEC_REF;
 610           rl.secn = ref->where->section->number;
 611           rl.copcode_is_3 = 3;
 612           rl.alength_is_4 = 4;
 613           rl.addend = -ref->where->section->address;
 614           rl.aopcode_is_0x20 = 0x20;
 615         }
 616       rl.end = 0xff;
 617       if (rl.op == OP_SEC_REF
 618           || rl.op == OP_EXT_REF)
 619         {
 620           sysroff_swap_rl_out (file, &rl);
 621         }
 622     }
 623 }
 624
 625 static void
 626 wr_object_body (p)
 627      struct coff_ofile *p;
 628 {
 629   int i;
 630   for (i = 1; i < p->nsections; i++)
 631     {
 632       wr_sh (p, p->sections + i);
 633       wr_ob (p, p->sections + i);
 634       wr_rl (p, p->sections + i);
 635     }
 636 }
 637
 638 static void
 639 wr_dps_start (sfile, section, scope, type, nest)
 640      struct coff_sfile *sfile;
 641      struct coff_section *section ATTRIBUTE_UNUSED;
 642      struct coff_scope *scope;
 643      int type;
 644      int nest;
 645 {
 646   struct IT_dps dps;
 647   dps.end = 0;
 648   dps.opt = 0;
 649   dps.type = type;
 650   if (scope->sec)
 651     {
 652       dps.san = scope->sec->number;
 653       dps.address = scope->offset - find_base (sfile, scope->sec);
 654       dps.block_size = scope->size;
 655       if (debug)
 656         {
 657           printf ("DPS %s %d %x\n",
 658                   sfile->name,
 659                   nest,
 660                   dps.address);
 661
 662         }
 663     }
 664   else
 665     {
 666       dps.san = 0;
 667       dps.address = 0;
 668       dps.block_size = 0;
 669     }
 670
 671   dps.nesting = nest;
 672   dps.neg = 0x1001;
 673   sysroff_swap_dps_out (file, &dps);
 674 }
 675
 676 static void
 677 wr_dps_end (section, scope, type)
 678      struct coff_section *section ATTRIBUTE_UNUSED;
 679      struct coff_scope *scope ATTRIBUTE_UNUSED;
 680      int type;
 681 {
 682   struct IT_dps dps;
 683   dps.end = 1;
 684   dps.type = type;
 685   sysroff_swap_dps_out (file, &dps);
 686 }
 687
 688 static int *
 689 nints (x)
 690      int x;
 691 {
 692   return (int *) (xcalloc (sizeof (int), x));
 693 }
 694
 695 static void
 696 walk_tree_type_1 (sfile, symbol, type, nest)
 697      struct coff_sfile *sfile;
 698      struct coff_symbol *symbol;
 699      struct coff_type *type;
 700      int nest;
 701 {
 702   switch (type->type)
 703     {
 704     case coff_secdef_type:
 705     case coff_basic_type:
 706       {
 707         struct IT_dbt dbt;
 708
 709         switch (type->u.basic)
 710           {
 711           case T_NULL:
 712           case T_VOID:
 713             dbt.btype = BTYPE_VOID;
 714             dbt.sign = BTYPE_UNSPEC;
 715             dbt.fptype = FPTYPE_NOTSPEC;
 716             break;
 717           case T_CHAR:
 718             dbt.btype = BTYPE_CHAR;
 719             dbt.sign = BTYPE_UNSPEC;
 720             dbt.fptype = FPTYPE_NOTSPEC;
 721             break;
 722           case T_SHORT:
 723           case T_INT:
 724           case T_LONG:
 725             dbt.btype = BTYPE_INT;
 726             dbt.sign = SIGN_SIGNED;
 727             dbt.fptype = FPTYPE_NOTSPEC;
 728             break;
 729           case T_FLOAT:
 730             dbt.btype = BTYPE_FLOAT;
 731             dbt.fptype = FPTYPE_SINGLE;
 732             break;
 733           case T_DOUBLE:
 734             dbt.btype = BTYPE_FLOAT;
 735             dbt.fptype = FPTYPE_DOUBLE;
 736             break;
 737           case T_LNGDBL:
 738             dbt.btype = BTYPE_FLOAT;
 739             dbt.fptype = FPTYPE_EXTENDED;
 740             break;
 741           case T_UCHAR:
 742             dbt.btype = BTYPE_CHAR;
 743             dbt.sign = SIGN_UNSIGNED;
 744             dbt.fptype = FPTYPE_NOTSPEC;
 745             break;
 746           case T_USHORT:
 747           case T_UINT:
 748           case T_ULONG:
 749             dbt.btype = BTYPE_INT;
 750             dbt.sign = SIGN_UNSIGNED;
 751             dbt.fptype = FPTYPE_NOTSPEC;
 752             break;
 753           }
 754         dbt.bitsize = type->size;
 755         dbt.neg = 0x1001;
 756         sysroff_swap_dbt_out (file, &dbt);
 757         break;
 758       }
 759     case coff_pointer_type:
 760       {
 761         struct IT_dpt dpt;
 762         walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
 763         dpt.neg = 0x1001;
 764         sysroff_swap_dpt_out (file, &dpt);
 765         break;
 766       }
 767
 768     case coff_function_type:
 769       {
 770         struct IT_dfp dfp;
 771         struct coff_symbol *param;
 772         dfp.end = 0;
 773         dfp.spare = 0;
 774         dfp.nparams = type->u.function.parameters->nvars;
 775         dfp.neg = 0x1001;
 776
 777         walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
 778
 779         sysroff_swap_dfp_out (file, &dfp);
 780
 781         for (param = type->u.function.parameters->vars_head;
 782              param;
 783              param = param->next)
 784           {
 785             walk_tree_symbol (sfile, 0, param, nest);
 786           }
 787         dfp.end = 1;
 788         sysroff_swap_dfp_out (file, &dfp);
 789         break;
 790       }
 791
 792     case coff_structdef_type:
 793       {
 794         struct IT_dbt dbt;
 795         struct IT_dds dds;
 796         struct coff_symbol *member;
 797         dds.spare = 0;
 798         dbt.btype = BTYPE_STRUCT;
 799         dbt.bitsize = type->size;
 800         dbt.sign = SIGN_UNSPEC;
 801         dbt.fptype = FPTYPE_NOTSPEC;
 802         dbt.sid = get_member_id (type->u.astructdef.idx);
 803         dbt.neg = 0x1001;
 804         sysroff_swap_dbt_out (file, &dbt);
 805         dds.end = 0;
 806         dds.neg = 0x1001;
 807         sysroff_swap_dds_out (file, &dds);
 808         for (member = type->u.astructdef.elements->vars_head;
 809              member;
 810              member = member->next)
 811           {
 812             walk_tree_symbol (sfile, 0, member, nest + 1);
 813           }
 814
 815         dds.end = 1;
 816         sysroff_swap_dds_out (file, &dds);
 817
 818       }
 819       break;
 820     case coff_structref_type:
 821       {
 822         struct IT_dbt dbt;
 823         dbt.btype = BTYPE_TAG;
 824         dbt.bitsize = type->size;
 825         dbt.sign = SIGN_UNSPEC;
 826         dbt.fptype = FPTYPE_NOTSPEC;
 827         if (type->u.astructref.ref)
 828           {
 829             dbt.sid = get_member_id (type->u.astructref.ref->number);
 830           }
 831         else
 832           {
 833             dbt.sid = 0;
 834           }
 835
 836         dbt.neg = 0x1001;
 837         sysroff_swap_dbt_out (file, &dbt);
 838       }
 839       break;
 840     case coff_array_type:
 841       {
 842         struct IT_dar dar;
 843         int j;
 844         int dims = 1;           /* Only output one dimension at a time */
 845         dar.dims = dims;
 846         dar.variable = nints (dims);
 847         dar.subtype = nints (dims);
 848         dar.spare = nints (dims);
 849         dar.max_variable = nints (dims);
 850         dar.maxspare = nints (dims);
 851         dar.max = nints (dims);
 852         dar.min_variable = nints (dims);
 853         dar.min = nints (dims);
 854         dar.minspare = nints (dims);
 855         dar.neg = 0x1001;
 856         dar.length = type->size / type->u.array.dim;
 857         for (j = 0; j < dims; j++)
 858           {
 859             dar.variable[j] = VARIABLE_FIXED;
 860             dar.subtype[j] = SUB_INTEGER;
 861             dar.spare[j] = 0;
 862             dar.max_variable[j] = 0;
 863             dar.max[j] = type->u.array.dim;
 864             dar.min_variable[j] = 0;
 865             dar.min[j] = 1;     /* Why isn't this 0 ? */
 866           }
 867         walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
 868         sysroff_swap_dar_out (file, &dar);
 869       }
 870       break;
 871     case coff_enumdef_type:
 872       {
 873         struct IT_dbt dbt;
 874         struct IT_den den;
 875         struct coff_symbol *member;
 876         dbt.btype = BTYPE_ENUM;
 877         dbt.bitsize = type->size;
 878         dbt.sign = SIGN_UNSPEC;
 879         dbt.fptype = FPTYPE_NOTSPEC;
 880         dbt.sid = get_member_id (type->u.aenumdef.idx);
 881         dbt.neg = 0x1001;
 882         sysroff_swap_dbt_out (file, &dbt);
 883
 884         den.end = 0;
 885         den.neg = 0x1001;
 886         den.spare = 0;
 887         sysroff_swap_den_out (file, &den);
 888         for (member = type->u.aenumdef.elements->vars_head;
 889              member;
 890              member = member->next)
 891           {
 892             walk_tree_symbol (sfile, 0, member, nest + 1);
 893           }
 894
 895         den.end = 1;
 896         sysroff_swap_den_out (file, &den);
 897       }
 898       break;
 899
 900       break;
 901     case coff_enumref_type:
 902       {
 903         struct IT_dbt dbt;
 904         dbt.btype = BTYPE_TAG;
 905         dbt.bitsize = type->size;
 906         dbt.sign = SIGN_UNSPEC;
 907         dbt.fptype = FPTYPE_NOTSPEC;
 908         dbt.sid = get_member_id (type->u.aenumref.ref->number);
 909         dbt.neg = 0x1001;
 910         sysroff_swap_dbt_out (file, &dbt);
 911       }
 912       break;
 913     default:
 914       abort ();
 915     }
 916 }
 917
 918 /* Obsolete ?
 919    static void
 920    dty_start ()
 921    {
 922    struct IT_dty dty;
 923    dty.end = 0;
 924    dty.neg = 0x1001;
 925    dty.spare = 0;
 926    sysroff_swap_dty_out (file, &dty);
 927    }
 928
 929    static void
 930    dty_stop ()
 931    {
 932    struct IT_dty dty;
 933    dty.end = 0;
 934    dty.neg = 0x1001;
 935    dty.end = 1;
 936    sysroff_swap_dty_out (file, &dty);
 937    }
 938
 939
 940    static void
 941    dump_tree_structure (sfile, symbol, type, nest)
 942    struct coff_sfile *sfile;
 943    struct coff_symbol *symbol;
 944    struct coff_type *type;
 945    int nest;
 946    {
 947    if (symbol->type->type == coff_function_type)
 948    {
 949
 950
 951    }
 952
 953    }
 954  */
 955
 956 static void
 957 walk_tree_type (sfile, symbol, type, nest)
 958
 959      struct
 960      coff_sfile *sfile;
 961      struct coff_symbol *symbol;
 962      struct coff_type *type;
 963      int nest;
 964 {
 965   if (symbol->type->type == coff_function_type)
 966     {
 967
 968       struct IT_dty dty;
 969       dty.end = 0;
 970       dty.neg = 0x1001;
 971
 972       sysroff_swap_dty_out (file, &dty);
 973       walk_tree_type_1 (sfile, symbol, type, nest);
 974       dty.end = 1;
 975       sysroff_swap_dty_out (file, &dty);
 976
 977       wr_dps_start (sfile,
 978                     symbol->where->section,
 979                     symbol->type->u.function.code,
 980                     BLOCK_TYPE_FUNCTION, nest);
 981       wr_dps_start (sfile, symbol->where->section,
 982                     symbol->type->u.function.code,
 983                     BLOCK_TYPE_BLOCK, nest);
 984       walk_tree_scope (symbol->where->section,
 985                        sfile,
 986                        symbol->type->u.function.code,
 987                        nest + 1, BLOCK_TYPE_BLOCK);
 988
 989       wr_dps_end (symbol->where->section,
 990                   symbol->type->u.function.code,
 991                   BLOCK_TYPE_BLOCK);
 992       wr_dps_end (symbol->where->section,
 993                   symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
 994
 995     }
 996   else
 997     {
 998       struct IT_dty dty;
 999       dty.end = 0;
1000       dty.neg = 0x1001;
1001       sysroff_swap_dty_out (file, &dty);
1002       walk_tree_type_1 (sfile, symbol, type, nest);
1003       dty.end = 1;
1004       sysroff_swap_dty_out (file, &dty);
1005     }
1006
1007 }
1008
1009
1010
1011 static void
1012 walk_tree_symbol (sfile, section, symbol, nest)
1013      struct coff_sfile *sfile;
1014      struct coff_section *section ATTRIBUTE_UNUSED;
1015      struct coff_symbol *symbol;
1016      int nest;
1017 {
1018   struct IT_dsy dsy;
1019
1020   memset(&dsy, 0, sizeof(dsy));
1021   dsy.nesting = nest;
1022
1023   switch (symbol->type->type)
1024     {
1025     case coff_function_type:
1026       dsy.type = STYPE_FUNC;
1027       dsy.assign = 1;
1028       break;
1029     case coff_structref_type:
1030     case coff_pointer_type:
1031     case coff_array_type:
1032     case coff_basic_type:
1033     case coff_enumref_type:
1034       dsy.type = STYPE_VAR;
1035       dsy.assign = 1;
1036       break;
1037     case coff_enumdef_type:
1038       dsy.type = STYPE_TAG;
1039       dsy.assign = 0;
1040       dsy.magic = 2;
1041       break;
1042     case coff_structdef_type:
1043       dsy.type = STYPE_TAG;
1044       dsy.assign = 0;
1045       dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
1046       break;
1047     case coff_secdef_type:
1048       return;
1049     default:
1050       abort ();
1051     }
1052
1053   if (symbol->where->where == coff_where_member_of_struct)
1054     {
1055       dsy.assign = 0;
1056       dsy.type = STYPE_MEMBER;
1057     }
1058   if (symbol->where->where == coff_where_member_of_enum)
1059     {
1060       dsy.type = STYPE_ENUM;
1061       dsy.assign = 0;
1062       dsy.evallen = 4;
1063       dsy.evalue = symbol->where->offset;
1064     }
1065
1066   if (symbol->type->type == coff_structdef_type
1067       || symbol->where->where == coff_where_entag
1068       || symbol->where->where == coff_where_strtag)
1069     {
1070       dsy.snumber = get_member_id (symbol->number);
1071     }
1072   else
1073     {
1074       dsy.snumber = get_ordinary_id (symbol->number);
1075     }
1076
1077
1078   dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1079
1080   switch (symbol->visible->type)
1081     {
1082     case coff_vis_common:
1083     case coff_vis_ext_def:
1084       dsy.ainfo = AINFO_STATIC_EXT_DEF;
1085       break;
1086     case coff_vis_ext_ref:
1087       dsy.ainfo = AINFO_STATIC_EXT_REF;
1088       break;
1089     case coff_vis_int_def:
1090       dsy.ainfo = AINFO_STATIC_INT;
1091       break;
1092     case coff_vis_auto:
1093     case coff_vis_autoparam:
1094       dsy.ainfo = AINFO_AUTO;
1095       break;
1096     case coff_vis_register:
1097     case coff_vis_regparam:
1098       dsy.ainfo = AINFO_REG;
1099       break;
1100       break;
1101     case coff_vis_tag:
1102     case coff_vis_member_of_struct:
1103     case coff_vis_member_of_enum:
1104       break;
1105     default:
1106       abort ();
1107     }
1108
1109   dsy.dlength = symbol->type->size;
1110   switch (symbol->where->where)
1111     {
1112     case coff_where_memory:
1113
1114       dsy.section = symbol->where->section->number;
1115 #ifdef FOOP
1116       dsy.section = 0;
1117 #endif
1118       break;
1119     case coff_where_member_of_struct:
1120     case coff_where_member_of_enum:
1121     case coff_where_stack:
1122     case coff_where_register:
1123     case coff_where_unknown:
1124     case coff_where_strtag:
1125
1126     case coff_where_entag:
1127     case coff_where_typedef:
1128       break;
1129     default:
1130       abort ();
1131     }
1132
1133   switch (symbol->where->where)
1134     {
1135     case coff_where_memory:
1136       dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1137       break;
1138     case coff_where_stack:
1139       dsy.address = symbol->where->offset;
1140       break;
1141     case coff_where_member_of_struct:
1142
1143
1144       if (symbol->where->bitsize)
1145         {
1146           int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1147           dsy.bitunit = 1;
1148           dsy.field_len = symbol->where->bitsize;
1149           dsy.field_off = (bits / 32) * 4;
1150           dsy.field_bitoff = bits % 32;
1151         }
1152       else
1153         {
1154           dsy.bitunit = 0;
1155
1156           dsy.field_len = symbol->type->size;
1157           dsy.field_off = symbol->where->offset;
1158         }
1159       break;
1160     case coff_where_member_of_enum:
1161       /*      dsy.bitunit = 0;
1162          dsy.field_len  = symbol->type->size;
1163          dsy.field_off = symbol->where->offset; */
1164       break;
1165     case coff_where_register:
1166     case coff_where_unknown:
1167     case coff_where_strtag:
1168
1169     case coff_where_entag:
1170     case coff_where_typedef:
1171       break;
1172     default:
1173       abort ();
1174     }
1175
1176   if (symbol->where->where == coff_where_register)
1177     dsy.reg = rnames[symbol->where->offset];
1178
1179   switch (symbol->visible->type)
1180     {
1181     case coff_vis_common:
1182       /* We do this 'cause common C symbols are treated as extdefs */
1183     case coff_vis_ext_def:
1184     case coff_vis_ext_ref:
1185
1186       dsy.ename = symbol->name;
1187       break;
1188
1189     case coff_vis_regparam:
1190     case coff_vis_autoparam:
1191       dsy.type = STYPE_PARAMETER;
1192       break;
1193
1194     case coff_vis_int_def:
1195
1196     case coff_vis_auto:
1197     case coff_vis_register:
1198     case coff_vis_tag:
1199     case coff_vis_member_of_struct:
1200     case coff_vis_member_of_enum:
1201       break;
1202     default:
1203       abort ();
1204     }
1205
1206   dsy.sfn = 0;
1207   dsy.sln = 2;
1208
1209   dsy.neg = 0x1001;
1210
1211
1212   sysroff_swap_dsy_out (file, &dsy);
1213
1214   walk_tree_type (sfile, symbol, symbol->type, nest);
1215 }
1216
1217
1218 static void
1219 walk_tree_scope (section, sfile, scope, nest, type)
1220      struct coff_section *section;
1221      struct coff_sfile *sfile;
1222      struct coff_scope *scope;
1223      int nest;
1224      int type;
1225 {
1226   struct coff_symbol *vars;
1227   struct coff_scope *child;
1228
1229   if (scope->vars_head
1230       || (scope->list_head && scope->list_head->vars_head))
1231     {
1232       wr_dps_start (sfile, section, scope, type, nest);
1233
1234       if (nest == 0)
1235         wr_globals (tree, sfile, nest + 1);
1236
1237       for (vars = scope->vars_head; vars; vars = vars->next)
1238         {
1239           walk_tree_symbol (sfile, section, vars, nest);
1240         }
1241
1242       for (child = scope->list_head; child; child = child->next)
1243         {
1244           walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1245         }
1246
1247       wr_dps_end (section, scope, type);
1248     }
1249 }
1250 static void
1251 walk_tree_sfile (section, sfile)
1252      struct coff_section *section;
1253      struct coff_sfile *sfile;
1254 {
1255   walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1256
1257 }
1258
1259 static void
1260 wr_program_structure (p, sfile)
1261      struct coff_ofile *p;
1262      struct coff_sfile *sfile;
1263 {
1264
1265   walk_tree_sfile (p->sections + 4, sfile);
1266
1267 }
1268
1269 static void
1270 wr_du (p, sfile, n)
1271      struct coff_ofile *p;
1272      struct coff_sfile *sfile;
1273      int n;
1274 {
1275   struct IT_du du;
1276   int lim;
1277 #if 0
1278   struct coff_symbol *symbol;
1279   static int incit = 0x500000;
1280   int used = 0;
1281 #endif
1282   int i;
1283   int j;
1284   unsigned int *lowest = (unsigned *) nints (p->nsections);
1285   unsigned int *highest = (unsigned *) nints (p->nsections);
1286   du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1287   du.optimized = 0;
1288   du.stackfrmt = 0;
1289   du.spare = 0;
1290   du.unit = n;
1291   du.sections = p->nsections - 1;
1292   du.san = (int *) xcalloc (sizeof (int), du.sections);
1293   du.address = nints (du.sections);
1294   du.length = nints (du.sections);
1295
1296   for (i = 0; i < du.sections; i++)
1297     {
1298       lowest[i] = ~0;
1299       highest[i] = 0;
1300     }
1301
1302   /* Look through all the symbols and try and work out the extents in this
1303      source file */
1304 #if 0
1305   for (symbol = sfile->scope->vars_head;
1306        symbol;
1307        symbol = symbol->next)
1308     {
1309       if (symbol->type->type == coff_secdef_type)
1310         {
1311           unsigned int low = symbol->where->offset;
1312           unsigned int high = symbol->where->offset + symbol->type->size - 1;
1313           struct coff_section *section = symbol->where->section;
1314
1315           int sn = section->number;
1316           if (low < lowest[sn])
1317             lowest[sn] = low;
1318           if (high > highest[sn])
1319             highest[sn] = high;
1320         }
1321     }
1322
1323
1324   for (i = 0; i < du.sections; i++)
1325     {
1326       if (highest[i] == 0)
1327         {
1328           lowest[i] = highest[i] = incit;
1329         }
1330       du.san[used] = i;
1331       du.length[used] = highest[i] - lowest[i];
1332       du.address[used] = bfd_get_file_flags (abfd) & EXEC_P ? lowest[i] : 0;
1333       if (debug)
1334         {
1335           printf (" section %6s 0x%08x..0x%08x\n",
1336                   p->sections[i + 1].name,
1337                   lowest[i],
1338                   highest[i]);
1339         }
1340       used++;
1341     }
1342
1343 #endif
1344   lim = du.sections;
1345   for (j = 0; j < lim; j++)
1346     {
1347       int src = j;
1348       int dst = j;
1349       du.san[dst] = dst;
1350       if (sfile->section[src].init)
1351         {
1352           du.length[dst]
1353             = sfile->section[src].high - sfile->section[src].low + 1;
1354           du.address[dst]
1355             = sfile->section[src].low;
1356         }
1357       else
1358         {
1359           du.length[dst] = 0;
1360           du.address[dst] = 0;
1361         }
1362       if (debug)
1363         {
1364           if (sfile->section[src].parent)
1365             {
1366               printf (" section %6s 0x%08x..0x%08x\n",
1367                       sfile->section[src].parent->name,
1368                       du.address[dst],
1369                       du.address[dst] + du.length[dst] - 1);
1370             }
1371         }
1372       du.sections = dst + 1;
1373     }
1374
1375   du.tool = "c_gcc";
1376   du.date = DATE;
1377
1378   sysroff_swap_du_out (file, &du);
1379 }
1380
1381 static void
1382 wr_dus (p, sfile)
1383      struct coff_ofile *p ATTRIBUTE_UNUSED;
1384      struct coff_sfile *sfile;
1385 {
1386
1387   struct IT_dus dus;
1388
1389   dus.efn = 0x1001;
1390   dus.ns = 1;                   /* p->nsources; sac 14 jul 94 */
1391   dus.drb = nints (dus.ns);
1392   dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1393   dus.spare = nints (dus.ns);
1394   dus.ndir = 0;
1395   /* Find the filenames */
1396 #if 0
1397   i = 0;
1398
1399   for (sfile = p->source_head;
1400        sfile;
1401        sfile = sfile->next)
1402     {
1403       dus.drb[i] = 0;
1404       dus.spare[i] = 0;
1405       dus.fname[i] = sfile->name;
1406       i++;
1407     }
1408 #else
1409   dus.drb[0] = 0;
1410   dus.fname[0] = sfile->name;
1411 #endif
1412
1413   sysroff_swap_dus_out (file, &dus);
1414
1415 }
1416
1417 /* Find the offset of the .text section for this sfile in the
1418    .text section for the output file */
1419
1420 static int
1421 find_base (sfile, section)
1422      struct coff_sfile *sfile;
1423      struct coff_section *section;
1424 {
1425   return sfile->section[section->number].low;
1426 }
1427
1428 static void
1429 wr_dln (p, sfile, n)
1430      struct coff_ofile *p ATTRIBUTE_UNUSED;
1431      struct coff_sfile *sfile;
1432      int n ATTRIBUTE_UNUSED;
1433
1434 {
1435 #if 0
1436   if (n == 0)
1437     {
1438       /* Count up all the linenumbers */
1439       struct coff_symbol *sy;
1440       int lc = 0;
1441       struct IT_dln dln;
1442
1443       int idx;
1444
1445       for (sy = p->symbol_list_head;
1446            sy;
1447            sy = sy->next_in_ofile_list)
1448         {
1449           struct coff_type *t = sy->type;
1450           if (t->type == coff_function_type)
1451             {
1452               struct coff_line *l = t->u.function.lines;
1453               lc += l->nlines;
1454             }
1455         }
1456
1457       dln.sfn = nints (lc);
1458       dln.sln = nints (lc);
1459       dln.lln = nints (lc);
1460       dln.section = nints (lc);
1461
1462       dln.from_address = nints (lc);
1463       dln.to_address = nints (lc);
1464
1465
1466       dln.neg = 0x1001;
1467
1468       dln.nln = lc;
1469
1470       /* Run through once more and fill up the structure */
1471       idx = 0;
1472       for (sy = p->symbol_list_head;
1473            sy;
1474            sy = sy->next_in_ofile_list)
1475         {
1476           if (sy->type->type == coff_function_type)
1477             {
1478               int i;
1479               struct coff_line *l = sy->type->u.function.lines;
1480               for (i = 0; i < l->nlines; i++)
1481                 {
1482                   dln.section[idx] = sy->where->section->number;
1483                   dln.sfn[idx] = n;
1484                   dln.sln[idx] = l->lines[i];
1485                   dln.from_address[idx] = l->addresses[i];
1486                   if (idx)
1487                     dln.to_address[idx - 1] = dln.from_address[idx];
1488                   idx++;
1489                 }
1490             }
1491           n++;
1492         }
1493       sysroff_swap_dln_out (file, &dln);
1494     }
1495
1496 #endif
1497 #if 1
1498   /* Count up all the linenumbers */
1499
1500   struct coff_symbol *sy;
1501   int lc = 0;
1502   struct IT_dln dln;
1503
1504   int idx;
1505
1506   for (sy = sfile->scope->vars_head;
1507        sy;
1508        sy = sy->next)
1509     {
1510       struct coff_type *t = sy->type;
1511       if (t->type == coff_function_type)
1512         {
1513           struct coff_line *l = t->u.function.lines;
1514           if (l)
1515             lc += l->nlines;
1516         }
1517     }
1518
1519   dln.sfn = nints (lc);
1520   dln.sln = nints (lc);
1521   dln.cc = nints (lc);
1522   dln.section = nints (lc);
1523
1524   dln.from_address = nints (lc);
1525   dln.to_address = nints (lc);
1526
1527
1528   dln.neg = 0x1001;
1529
1530   dln.nln = lc;
1531
1532   /* Run through once more and fill up the structure */
1533   idx = 0;
1534   for (sy = sfile->scope->vars_head;
1535        sy;
1536        sy = sy->next)
1537     {
1538       if (sy->type->type == coff_function_type)
1539         {
1540           int i;
1541           struct coff_line *l = sy->type->u.function.lines;
1542           if (l)
1543             {
1544               int base = find_base (sfile, sy->where->section);
1545               for (i = 0; i < l->nlines; i++)
1546                 {
1547                   dln.section[idx] = sy->where->section->number;
1548                   dln.sfn[idx] = 0;
1549                   dln.sln[idx] = l->lines[i];
1550                   dln.from_address[idx] =
1551                     l->addresses[i] + sy->where->section->address - base;
1552                   dln.cc[idx] = 0;
1553                   if (idx)
1554                     dln.to_address[idx - 1] = dln.from_address[idx];
1555                   idx++;
1556
1557                 }
1558               dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1559             }
1560         }
1561     }
1562   if (lc)
1563     sysroff_swap_dln_out (file, &dln);
1564 #endif
1565 }
1566
1567 /* Write the global symbols out to the debug info */
1568 static void
1569 wr_globals (p, sfile, n)
1570      struct coff_ofile *p;
1571      struct coff_sfile *sfile;
1572      int n ATTRIBUTE_UNUSED;
1573 {
1574   struct coff_symbol *sy;
1575   for (sy = p->symbol_list_head;
1576        sy;
1577        sy = sy->next_in_ofile_list)
1578     {
1579       if (sy->visible->type == coff_vis_ext_def
1580           || sy->visible->type == coff_vis_ext_ref)
1581         {
1582           /* Only write out symbols if they belong to
1583              the current source file */
1584           if (sy->sfile == sfile)
1585             walk_tree_symbol (sfile, 0, sy, 0);
1586
1587         }
1588     }
1589 }
1590
1591 static void
1592 wr_debug (p)
1593      struct coff_ofile *p;
1594 {
1595   struct coff_sfile *sfile;
1596   int n = 0;
1597   for (sfile = p->source_head;
1598        sfile;
1599        sfile = sfile->next)
1600
1601     {
1602       if (debug)
1603         {
1604           printf ("%s\n", sfile->name);
1605         }
1606       wr_du (p, sfile, n);
1607       wr_dus (p, sfile);
1608       wr_program_structure (p, sfile);
1609       wr_dln (p, sfile, n);
1610       n++;
1611     }
1612 }
1613
1614 static void
1615 wr_cs ()
1616 {
1617   /* It seems that the CS struct is not normal - the size is wrong
1618      heres one I prepared earlier.. */
1619   static char b[] = {
1620     0x80,                       /* IT */
1621     0x21,                       /* RL */
1622     0x00,                       /* number of chars in variable length part */
1623     0x80,                       /* hd */
1624     0x00,                       /* hs */
1625     0x80,                       /* un */
1626     0x00,                       /* us */
1627     0x80,                       /* sc */
1628     0x00,                       /* ss */
1629     0x80,                       /* er */
1630     0x80,                       /* ed */
1631     0x80,                       /* sh */
1632     0x80,                       /* ob */
1633     0x80,                       /* rl */
1634     0x80,                       /* du */
1635     0x80,                       /* dps */
1636     0x80,                       /* dsy */
1637     0x80,                       /* dty */
1638     0x80,                       /* dln */
1639     0x80,                       /* dso */
1640     0x80,                       /* dus */
1641     0x00,                       /* dss */
1642     0x80,                       /* dbt */
1643     0x00,                       /* dpp */
1644     0x80,                       /* dfp */
1645     0x80,                       /* den */
1646     0x80,                       /* dds */
1647     0x80,                       /* dar */
1648     0x80,                       /* dpt */
1649     0x00,                       /* dul */
1650     0x00,                       /* dse */
1651     0x00,                       /* dot */
1652     0xDE                        /* CS */
1653   };
1654   fwrite (b, 1, sizeof (b), file);
1655 }
1656
1657 /* Write out the SC records for a unit.  Create an SC
1658    for all the sections which appear in the output file, even
1659    if there isn't an equivalent one on the input */
1660
1661 static int
1662 wr_sc (ptr, sfile)
1663      struct coff_ofile *ptr;
1664      struct coff_sfile *sfile;
1665 {
1666   int i;
1667 int scount = 0;
1668   /* First work out the total number of sections */
1669
1670   int total_sec = ptr->nsections;
1671
1672   struct myinfo
1673     {
1674       struct coff_section *sec;
1675       struct coff_symbol *symbol;
1676     };
1677   struct coff_symbol *symbol;
1678
1679   struct myinfo *info
1680     = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1681
1682
1683
1684   for (i = 0; i < total_sec; i++)
1685     {
1686       info[i].sec = ptr->sections + i;
1687       info[i].symbol = 0;
1688     }
1689
1690   for (symbol = sfile->scope->vars_head;
1691        symbol;
1692        symbol = symbol->next)
1693     {
1694
1695       if (symbol->type->type == coff_secdef_type)
1696         {
1697           for (i = 0; i < total_sec; i++)
1698             {
1699               if (symbol->where->section == info[i].sec)
1700                 {
1701                   info[i].symbol = symbol;
1702                   break;
1703                 }
1704             }
1705         }
1706     }
1707
1708   /* Now output all the section info, and fake up some stuff for sections
1709      we don't have */
1710
1711   for (i = 1; i < total_sec; i++)
1712     {
1713       struct IT_sc sc;
1714       char *name;
1715       symbol = info[i].symbol;
1716       sc.spare = 0;
1717       sc.spare1 = 0;
1718       if (!symbol)
1719         {
1720           /* Don't have a symbol set aside for this section, which means that nothing
1721              in this file does anything for the section. */
1722           sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1723           sc.addr = 0;
1724           sc.length = 0;
1725           name = info[i].sec->name;
1726         }
1727       else
1728         {
1729           if (bfd_get_file_flags (abfd) & EXEC_P)
1730             {
1731               sc.format = 0;
1732               sc.addr = symbol->where->offset;
1733             }
1734           else
1735             {
1736               sc.format = 1;
1737               sc.addr = 0;
1738             }
1739           sc.length = symbol->type->size;
1740           name = symbol->name;
1741         }
1742
1743       sc.align = 4;
1744
1745       sc.concat = CONCAT_SIMPLE;
1746       sc.read = 3;
1747       sc.write = 3;
1748       sc.exec = 3;
1749       sc.init = 3;
1750       sc.mode = 3;
1751       sc.spare = 0;
1752       sc.segadd = 0;
1753       sc.spare1 = 0;            /* If not zero, then it doesn't work */
1754       sc.name = section_translate (name);
1755       if (strlen (sc.name) == 1)
1756         {
1757           switch (sc.name[0])
1758             {
1759             case 'D':
1760             case 'B':
1761               sc.contents = CONTENTS_DATA;
1762               break;
1763             default:
1764               sc.contents = CONTENTS_CODE;
1765             }
1766         }
1767       else
1768         {
1769           sc.contents = CONTENTS_CODE;
1770         }
1771 #if 0
1772       /* NEW */
1773       if (sc.length) {
1774 #endif
1775         sysroff_swap_sc_out (file, &sc);
1776         scount++;
1777 #if 0
1778       }
1779 #endif
1780     }
1781 return scount;
1782 }
1783
1784
1785 /* Write out the ER records for a unit. */
1786 static void
1787 wr_er (ptr, sfile, first)
1788      struct coff_ofile *ptr;
1789      struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1790      int first;
1791 {
1792   int idx = 0;
1793   struct coff_symbol *sym;
1794   if (first)
1795     {
1796       for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1797         {
1798           if (sym->visible->type == coff_vis_ext_ref)
1799             {
1800               struct IT_er er;
1801               er.spare = 0;
1802               er.type = ER_NOTSPEC;
1803               er.name = sym->name;
1804               sysroff_swap_er_out (file, &er);
1805               sym->er_number = idx++;
1806             }
1807         }
1808     }
1809 }
1810
1811 /* Write out the ED records for a unit. */
1812 static void
1813 wr_ed (ptr, sfile, first)
1814      struct coff_ofile *ptr;
1815      struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1816      int first;
1817 {
1818   struct coff_symbol *s;
1819   if (first)
1820     {
1821       for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1822         {
1823           if (s->visible->type == coff_vis_ext_def
1824               || s->visible->type == coff_vis_common)
1825             {
1826               struct IT_ed ed;
1827
1828               ed.section = s->where->section->number;
1829               ed.spare = 0;
1830               if (s->where->section->data)
1831                 {
1832                   ed.type = ED_TYPE_DATA;
1833                 }
1834               else if (s->where->section->code & SEC_CODE)
1835                 {
1836                   ed.type = ED_TYPE_ENTRY;
1837                 }
1838               else
1839                 {
1840                   ed.type = ED_TYPE_NOTSPEC;
1841                   ed.type = ED_TYPE_DATA;
1842                 }
1843               ed.address = s->where->offset - s->where->section->address;
1844               ed.name = s->name;
1845               sysroff_swap_ed_out (file, &ed);
1846             }
1847         }
1848     }
1849 }
1850
1851 static void
1852 wr_unit_info (ptr)
1853      struct coff_ofile *ptr;
1854 {
1855   struct coff_sfile *sfile;
1856   int first = 1;
1857   for (sfile = ptr->source_head;
1858        sfile;
1859        sfile = sfile->next)
1860     {
1861       long p1;
1862       long p2;
1863       int nsecs;
1864       p1 = ftell (file);
1865       wr_un (ptr, sfile, first, 0);
1866       nsecs = wr_sc (ptr, sfile);
1867       p2 = ftell (file);
1868       fseek (file, p1, SEEK_SET);
1869       wr_un (ptr, sfile, first, nsecs);
1870       fseek (file, p2, SEEK_SET);
1871       wr_er (ptr, sfile, first);
1872       wr_ed (ptr, sfile, first);
1873       first = 0;
1874     }
1875 }
1876
1877 static void
1878 wr_module (p)
1879      struct coff_ofile *p;
1880 {
1881   wr_cs ();
1882   wr_hd (p);
1883   wr_unit_info (p);
1884   wr_object_body (p);
1885   wr_debug (p);
1886   wr_tr ();
1887 }
1888
1889 static int
1890 align (x)
1891      int x;
1892 {
1893   return (x + 3) & ~3;
1894 }
1895
1896 /* Find all the common variables and turn them into
1897    ordinary defs - dunno why, but thats what hitachi does with 'em */
1898
1899 static void
1900 prescan (tree)
1901      struct coff_ofile *tree;
1902 {
1903   struct coff_symbol *s;
1904   struct coff_section *common_section;
1905   /* Find the common section - always section 3 */
1906   common_section = tree->sections + 3;
1907   for (s = tree->symbol_list_head;
1908        s;
1909        s = s->next_in_ofile_list)
1910     {
1911       if (s->visible->type == coff_vis_common)
1912         {
1913           struct coff_where *w = s->where;
1914           /*      s->visible->type = coff_vis_ext_def; leave it as common */
1915           common_section->size = align (common_section->size);
1916           w->offset = common_section->size + common_section->address;
1917           w->section = common_section;
1918           common_section->size += s->type->size;
1919           common_section->size = align (common_section->size);
1920         }
1921     }
1922 }
1923
1924 char *program_name;
1925
1926 static void
1927 show_usage (file, status)
1928      FILE *file;
1929      int status;
1930 {
1931   fprintf (file, _("Usage: %s [-dhVq] in-file [out-file]\n"), program_name);
1932   exit (status);
1933 }
1934
1935 static void
1936 show_help ()
1937 {
1938   printf (_("%s: Convert a COFF object file into a SYSROFF object file\n"),
1939           program_name);
1940   show_usage (stdout, 0);
1941 }
1942
1943
1944
1945 int
1946 main (ac, av)
1947      int ac;
1948      char *av[];
1949 {
1950   int opt;
1951   static struct option long_options[] =
1952   {
1953     {"debug", no_argument, 0, 'd'},
1954     {"quick", no_argument, 0, 'q'},
1955     {"noprescan", no_argument, 0, 'n'},
1956     {"help", no_argument, 0, 'h'},
1957     {"version", no_argument, 0, 'V'},
1958     {NULL, no_argument, 0, 0}
1959   };
1960   char **matching;
1961   char *input_file;
1962   char *output_file;
1963
1964 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1965   setlocale (LC_MESSAGES, "");
1966 #endif
1967 #if defined (HAVE_SETLOCALE)
1968   setlocale (LC_CTYPE, "");
1969 #endif
1970   bindtextdomain (PACKAGE, LOCALEDIR);
1971   textdomain (PACKAGE);
1972
1973   program_name = av[0];
1974   xmalloc_set_program_name (program_name);
1975
1976   while ((opt = getopt_long (ac, av, "dhVqn", long_options,
1977                              (int *) NULL))
1978          != EOF)
1979     {
1980       switch (opt)
1981         {
1982         case 'q':
1983           quick = 1;
1984           break;
1985         case 'n':
1986           noprescan = 1;
1987           break;
1988         case 'd':
1989           debug = 1;
1990           break;
1991         case 'h':
1992           show_help ();
1993           /*NOTREACHED */
1994         case 'V':
1995           print_version ("srconv");
1996           exit (0);
1997           /*NOTREACHED */
1998         case 0:
1999           break;
2000         default:
2001           show_usage (stderr, 1);
2002           /*NOTREACHED */
2003         }
2004     }
2005
2006   /* The input and output files may be named on the command line.  */
2007   output_file = NULL;
2008   if (optind < ac)
2009     {
2010       input_file = av[optind];
2011       ++optind;
2012       if (optind < ac)
2013         {
2014           output_file = av[optind];
2015           ++optind;
2016           if (optind < ac)
2017             show_usage (stderr, 1);
2018           if (strcmp (input_file, output_file) == 0)
2019             {
2020               fatal (_("input and output files must be different"));
2021             }
2022         }
2023     }
2024   else
2025     input_file = 0;
2026
2027   if (!input_file)
2028     {
2029       fatal (_("no input file specified"));
2030     }
2031
2032   if (!output_file)
2033     {
2034       /* Take a .o off the input file and stick on a .obj.  If
2035          it doesn't end in .o, then stick a .obj on anyway */
2036
2037       int len = strlen (input_file);
2038       output_file = xmalloc (len + 5);
2039       strcpy (output_file, input_file);
2040       if (len > 3
2041           && output_file[len - 2] == '.'
2042           && output_file[len - 1] == 'o')
2043         {
2044           output_file[len] = 'b';
2045           output_file[len + 1] = 'j';
2046           output_file[len + 2] = 0;
2047         }
2048       else
2049         {
2050           strcat (output_file, ".obj");
2051         }
2052     }
2053
2054   abfd = bfd_openr (input_file, 0);
2055
2056   if (!abfd)
2057     bfd_fatal (input_file);
2058
2059   if (!bfd_check_format_matches (abfd, bfd_object, &matching))
2060     {
2061       bfd_nonfatal (input_file);
2062       if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
2063         {
2064           list_matching_formats (matching);
2065           free (matching);
2066         }
2067       exit (1);
2068     }
2069
2070   file = fopen (output_file, FOPEN_WB);
2071
2072   if (!file)
2073     {
2074       fatal (_("unable to open output file %s"), output_file);
2075     }
2076
2077   if (debug)
2078     printf ("ids %d %d\n", base1, base2);
2079   tree = coff_grok (abfd);
2080   if (!noprescan)
2081     prescan (tree);
2082   wr_module (tree);
2083   return 0;
2084 }