binutils/srconv.c

   1 /* srconv.c -- Sysroff conversion program
   2    Copyright (C) 1994, 95, 96, 98, 1999 Free Software Foundation, Inc.
   3
   4    This file is part of GNU Binutils.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19    02111-1307, USA.  */
  20
  21 /* Written by Steve Chamberlain (sac@cygnus.com)
  22
  23    This program can be used to convert a coff object file
  24    into a Hitachi OM/LM (Sysroff) format.
  25
  26    All debugging information is preserved */
  27
  28 #include <bfd.h>
  29 #include "bucomm.h"
  30 #include "sysroff.h"
  31 #include "coffgrok.h"
  32 #include <libiberty.h>
  33 #include <getopt.h>
  34
  35 #include "coff/internal.h"
  36 #include "../bfd/libcoff.h"
  37
  38 #define PROGRAM_VERSION "1.5"
  39 /*#define FOOP1 1 */
  40
  41 static int addrsize;
  42 static char *toolname;
  43 static char **rnames;
  44
  45 static void wr_cs ();
  46 static void walk_tree_scope ();
  47 static void wr_globals ();
  48 static int find_base ();
  49
  50 static FILE *file;
  51 static bfd *abfd;
  52 static int debug = 0;
  53 static int quick = 0;
  54 static int noprescan = 0;
  55 static struct coff_ofile *tree;
  56 /* Obsolete ??
  57    static int absolute_p;
  58  */
  59
  60 static int segmented_p;
  61 static int code;
  62
  63 static int ids1[20000];
  64 static int ids2[20000];
  65
  66 static int base1 = 0x18;
  67 static int base2 = 0x2018;
  68
  69 static int
  70 get_member_id (x)
  71      int x;
  72 {
  73   if (ids2[x])
  74     {
  75       return ids2[x];
  76     }
  77   ids2[x] = base2++;
  78   return ids2[x];
  79 }
  80
  81 static int
  82 get_ordinary_id (x)
  83      int x;
  84 {
  85   if (ids1[x])
  86     {
  87       return ids1[x];
  88     }
  89   ids1[x] = base1++;
  90   return ids1[x];
  91 }
  92 static char *
  93 section_translate (n)
  94      char *n;
  95 {
  96   if (strcmp (n, ".text") == 0)
  97     return "P";
  98   if (strcmp (n, ".data") == 0)
  99     return "D";
 100   if (strcmp (n, ".bss") == 0)
 101     return "B";
 102   return n;
 103 }
 104
 105
 106
 107 #define DATE "940201073000";    /* Just a time on my birthday */
 108
 109
 110 static
 111 char *
 112 strip_suffix (name)
 113      char *name;
 114 {
 115   int i;
 116   char *res;
 117   for (i = 0; name[i] != 0 && name[i] != '.'; i++)
 118     ;
 119   res = (char *) xmalloc (i + 1);
 120   memcpy (res, name, i);
 121   res[i] = 0;
 122   return res;
 123 }
 124
 125
 126 /* IT LEN stuff CS */
 127 static void
 128 checksum (file, ptr, size, code)
 129      FILE *file;
 130      char *ptr;
 131      int size;
 132      int code;
 133 {
 134   int j;
 135   int last;
 136   int sum = 0;
 137   int bytes = size / 8;
 138   last = !(code & 0xff00);
 139   if (size & 0x7)
 140     abort ();
 141   ptr[0] = code | (last ? 0x80 : 0);
 142   ptr[1] = bytes + 1;
 143
 144   for (j = 0; j < bytes; j++)
 145     {
 146       sum += ptr[j];
 147     }
 148   /* Glue on a checksum too */
 149   ptr[bytes] = ~sum;
 150   fwrite (ptr, bytes + 1, 1, file);
 151 }
 152
 153
 154
 155
 156 static void
 157 writeINT (n, ptr, idx, size, file)
 158      int n;
 159      char *ptr;
 160      int *idx;
 161      int size;
 162      FILE *file;
 163 {
 164   int byte = *idx / 8;
 165
 166   if (size == -2)
 167     size = addrsize;
 168   else if (size == -1)
 169     size = 0;
 170
 171   if (byte > 240)
 172     {
 173       /* Lets write out that record and do another one */
 174       checksum (file, ptr, *idx, code | 0x1000);
 175       *idx = 16;
 176       byte = *idx / 8;
 177     }
 178   switch (size)
 179     {
 180     case 0:
 181       break;
 182     case 1:
 183       ptr[byte] = n;
 184       break;
 185     case 2:
 186       ptr[byte + 0] = n >> 8;
 187       ptr[byte + 1] = n;
 188       break;
 189     case 4:
 190       ptr[byte + 0] = n >> 24;
 191       ptr[byte + 1] = n >> 16;
 192       ptr[byte + 2] = n >> 8;
 193       ptr[byte + 3] = n >> 0;
 194       break;
 195     default:
 196       abort ();
 197     }
 198   *idx += size * 8;
 199 }
 200
 201
 202 static void
 203 writeBITS (val, ptr, idx, size)
 204      int val;
 205      char *ptr;
 206      int *idx;
 207      int size;
 208 {
 209   int byte = *idx / 8;
 210   int bit = *idx % 8;
 211   int old;
 212   *idx += size;
 213
 214   old = ptr[byte];
 215   /* Turn off all about to change bits */
 216   old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
 217   /* Turn on the bits we want */
 218   old |= (val & ((1 << size) - 1)) << (8 - bit - size);
 219   ptr[byte] = old;
 220 }
 221
 222 static void
 223 writeBARRAY (data, ptr, idx, size, file)
 224      barray data;
 225      char *ptr;
 226      int *idx;
 227      int size;
 228      FILE *file;
 229 {
 230   int i;
 231   writeINT (data.len, ptr, idx, 1, file);
 232   for (i = 0; i < data.len; i++)
 233     {
 234       writeINT (data.data[i], ptr, idx, 1, file);
 235     }
 236 }
 237
 238
 239 static void
 240 writeCHARS (string, ptr, idx, size, file)
 241      char *string;
 242      char *ptr;
 243      int *idx;
 244      int size;
 245      FILE *file;
 246 {
 247   int i = *idx / 8;
 248
 249   if (i > 240)
 250     {
 251       /* Lets write out that record and do another one */
 252       checksum (file, ptr, *idx, code | 0x1000);
 253       *idx = 16;
 254       i = *idx / 8;
 255     }
 256
 257   if (size == 0)
 258     {
 259       /* Variable length string */
 260       size = strlen (string);
 261       ptr[i++] = size;
 262     }
 263
 264   /* BUG WAITING TO HAPPEN */
 265   memcpy (ptr + i, string, size);
 266   i += size;
 267   *idx = i * 8;
 268 }
 269
 270 #define SYSROFF_SWAP_OUT
 271 #include "sysroff.c"
 272
 273
 274 static char *rname_sh[] =
 275 {
 276   "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
 277 };
 278
 279 static char *rname_h8300[] =
 280 {
 281   "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
 282 };
 283
 284 static void
 285 wr_tr ()
 286 {
 287   /* The TR block is not normal - it doesn't have any contents. */
 288
 289   static char b[] = {
 290     0xff,                       /* IT */
 291     0x03,                       /* RL */
 292     0xfd,                       /* CS */
 293   };
 294   fwrite (b, 1, sizeof (b), file);
 295 }
 296
 297 static void
 298 wr_un (ptr, sfile, first, nsecs)
 299      struct coff_ofile *ptr;
 300      struct coff_sfile *sfile;
 301      int first;
 302      int nsecs;
 303 {
 304   struct IT_un un;
 305
 306   struct coff_symbol *s;
 307
 308   un.spare1 = 0;
 309
 310   if (bfd_get_file_flags (abfd) & EXEC_P)
 311     un.format = FORMAT_LM;
 312   else
 313     un.format = FORMAT_OM;
 314   un.spare1 = 0;
 315
 316
 317 #if 1
 318   un.nsections = ptr->nsections - 1;    /*  Don't count the abs section */
 319 #else
 320   /*NEW - only count sections with size */
 321   un.nsections = nsecs;
 322 #endif
 323
 324   un.nextdefs = 0;
 325   un.nextrefs = 0;
 326   /* Count all the undefined and defined variables with global scope */
 327
 328   if (first)
 329     {
 330       for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
 331         {
 332           if (s->visible->type == coff_vis_ext_def
 333               || s->visible->type == coff_vis_common)
 334             un.nextdefs++;
 335
 336           if (s->visible->type == coff_vis_ext_ref)
 337             un.nextrefs++;
 338         }
 339     }
 340   un.tool = toolname;
 341   un.tcd = DATE;
 342   un.linker = "L_GX00";
 343   un.lcd = DATE;
 344   un.name = sfile->name;
 345   sysroff_swap_un_out (file, &un);
 346 }
 347
 348
 349 static void
 350 wr_hd (p)
 351      struct coff_ofile *p;
 352 {
 353   struct IT_hd hd;
 354
 355   hd.spare1 = 0;
 356   if (bfd_get_file_flags (abfd) & EXEC_P)
 357     {
 358       hd.mt = MTYPE_ABS_LM;
 359     }
 360   else
 361     {
 362       hd.mt = MTYPE_OMS_OR_LMS;
 363     }
 364   hd.cd = DATE;
 365
 366   hd.nu = p->nsources;          /* Always one unit */
 367   hd.code = 0;                  /* Always ASCII */
 368   hd.ver = "0200";              /* Version 2.00 */
 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 (p, sec)
 441      struct coff_ofile *p;
 442      struct coff_section *sec;
 443 {
 444   struct IT_sh sh;
 445   sh.unit = 0;
 446   sh.section = sec->number;
 447 #ifdef FOOP1
 448   sh.section = 0;
 449 #endif
 450   sysroff_swap_sh_out (file, &sh);
 451 }
 452
 453
 454 static void
 455 wr_ob (p, section)
 456      struct coff_ofile *p;
 457      struct coff_section *section;
 458 {
 459   bfd_size_type i;
 460   int first = 1;
 461   unsigned char stuff[200];
 462
 463   i = 0;
 464   while (i < section->bfd_section->_raw_size)
 465     {
 466       struct IT_ob ob;
 467       int todo = 200;           /* Copy in 200 byte lumps */
 468       ob.spare = 0;
 469       if (i + todo > section->bfd_section->_raw_size)
 470         todo = section->bfd_section->_raw_size - i;
 471
 472       if (first)
 473         {
 474           ob.saf = 1;
 475           if (bfd_get_file_flags (abfd) & EXEC_P)
 476             ob.address = section->address;
 477           else
 478             ob.address = 0;
 479
 480           first = 0;
 481         }
 482       else
 483         {
 484           ob.saf = 0;
 485         }
 486
 487       ob.cpf = 0;               /* Never compress */
 488       ob.data.len = todo;
 489       bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
 490       ob.data.data = stuff;
 491       sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
 492       i += todo;
 493     }
 494   /* Now fill the rest with blanks */
 495   while (i < (bfd_size_type) section->size)
 496     {
 497       struct IT_ob ob;
 498       int todo = 200;           /* Copy in 200 byte lumps */
 499       ob.spare = 0;
 500       if (i + todo > (bfd_size_type) section->size)
 501         todo = section->size - i;
 502       ob.saf = 0;
 503
 504       ob.cpf = 0;               /* Never compress */
 505       ob.data.len = todo;
 506       memset (stuff, 0, todo);
 507       ob.data.data = stuff;
 508       sysroff_swap_ob_out (file, &ob);
 509       i += todo;
 510     }
 511   /* Now fill the rest with blanks */
 512
 513 }
 514
 515 static void
 516 wr_rl (ptr, sec)
 517      struct coff_ofile *ptr;
 518      struct coff_section *sec;
 519 {
 520   int nr = sec->nrelocs;
 521   int i;
 522   for (i = 0; i < nr; i++)
 523     {
 524       struct coff_reloc *r = sec->relocs + i;
 525       struct coff_symbol *ref;
 526       struct IT_rl rl;
 527       rl.apol = 0;
 528       rl.boundary = 0;
 529       rl.segment = 1;
 530       rl.sign = 0;
 531       rl.check = 0;
 532       rl.addr = r->offset;
 533       rl.bitloc = 0;
 534       rl.flen = 32;             /* SH Specific */
 535       /* What sort of reloc ? Look in the section to find out */
 536       ref = r->symbol;
 537       if (ref->visible->type == coff_vis_ext_ref)
 538         {
 539           rl.bcount = 4;        /* Always 4 for us */
 540           rl.op = OP_EXT_REF;
 541           rl.symn = ref->er_number;
 542         }
 543       else if (ref->visible->type == coff_vis_common)
 544         {
 545           rl.bcount = 11;       /* Always 11 for us */
 546           rl.op = OP_SEC_REF;
 547           rl.secn = ref->where->section->number;
 548           rl.copcode_is_3 = 3;
 549           rl.alength_is_4 = 4;
 550           rl.addend = ref->where->offset - ref->where->section->address;
 551           rl.aopcode_is_0x20 = 0x20;
 552         }
 553
 554       else
 555         {
 556           rl.bcount = 11;       /* Always 11 for us */
 557           rl.op = OP_SEC_REF;
 558           rl.secn = ref->where->section->number;
 559           rl.copcode_is_3 = 3;
 560           rl.alength_is_4 = 4;
 561           rl.addend = -ref->where->section->address;
 562           rl.aopcode_is_0x20 = 0x20;
 563         }
 564       rl.end = 0xff;
 565       if (rl.op == OP_SEC_REF
 566           || rl.op == OP_EXT_REF)
 567         {
 568           sysroff_swap_rl_out (file, &rl);
 569         }
 570     }
 571 }
 572
 573 static void
 574 wr_object_body (p)
 575      struct coff_ofile *p;
 576 {
 577   int i;
 578   for (i = 1; i < p->nsections; i++)
 579     {
 580       wr_sh (p, p->sections + i);
 581       wr_ob (p, p->sections + i);
 582       wr_rl (p, p->sections + i);
 583     }
 584 }
 585
 586 static void
 587 wr_dps_start (sfile, section, scope, type, nest)
 588      struct coff_sfile *sfile;
 589      struct coff_section *section;
 590      struct coff_scope *scope;
 591      int type;
 592      int nest;
 593 {
 594   struct IT_dps dps;
 595   dps.end = 0;
 596   dps.opt = 0;
 597   dps.type = type;
 598   if (scope->sec)
 599     {
 600       dps.san = scope->sec->number;
 601       dps.address = scope->offset - find_base (sfile, scope->sec);
 602       dps.block_size = scope->size;
 603       if (debug)
 604         {
 605           printf ("DPS %s %d %x\n",
 606                   sfile->name,
 607                   nest,
 608                   dps.address);
 609
 610         }
 611     }
 612   else
 613     {
 614       dps.san = 0;
 615       dps.address = 0;
 616       dps.block_size = 0;
 617     }
 618
 619   dps.nesting = nest;
 620   dps.neg = 0x1001;
 621   sysroff_swap_dps_out (file, &dps);
 622 }
 623
 624 static void
 625 wr_dps_end (section, scope, type)
 626      struct coff_section *section;
 627      struct coff_scope *scope;
 628      int type;
 629 {
 630   struct IT_dps dps;
 631   dps.end = 1;
 632   dps.type = type;
 633   sysroff_swap_dps_out (file, &dps);
 634 }
 635
 636 static int *
 637 nints (x)
 638      int x;
 639 {
 640   return (int *) (xcalloc (sizeof (int), x));
 641 }
 642
 643 static void walk_tree_symbol ();
 644 static void
 645 walk_tree_type_1 (sfile, symbol, type, nest)
 646      struct coff_sfile *sfile;
 647      struct coff_symbol *symbol;
 648      struct coff_type *type;
 649      int nest;
 650 {
 651   switch (type->type)
 652     {
 653     case coff_secdef_type:
 654     case coff_basic_type:
 655       {
 656         struct IT_dbt dbt;
 657
 658         switch (type->u.basic)
 659           {
 660           case T_NULL:
 661           case T_VOID:
 662             dbt.btype = BTYPE_VOID;
 663             dbt.sign = BTYPE_UNSPEC;
 664             dbt.fptype = FPTYPE_NOTSPEC;
 665             break;
 666           case T_CHAR:
 667             dbt.btype = BTYPE_CHAR;
 668             dbt.sign = BTYPE_UNSPEC;
 669             dbt.fptype = FPTYPE_NOTSPEC;
 670             break;
 671           case T_SHORT:
 672           case T_INT:
 673           case T_LONG:
 674             dbt.btype = BTYPE_INT;
 675             dbt.sign = SIGN_SIGNED;
 676             dbt.fptype = FPTYPE_NOTSPEC;
 677             break;
 678           case T_FLOAT:
 679             dbt.btype = BTYPE_FLOAT;
 680             dbt.fptype = FPTYPE_SINGLE;
 681             break;
 682           case T_DOUBLE:
 683             dbt.btype = BTYPE_FLOAT;
 684             dbt.fptype = FPTYPE_DOUBLE;
 685             break;
 686           case T_LNGDBL:
 687             dbt.btype = BTYPE_FLOAT;
 688             dbt.fptype = FPTYPE_EXTENDED;
 689             break;
 690           case T_UCHAR:
 691             dbt.btype = BTYPE_CHAR;
 692             dbt.sign = SIGN_UNSIGNED;
 693             dbt.fptype = FPTYPE_NOTSPEC;
 694             break;
 695           case T_USHORT:
 696           case T_UINT:
 697           case T_ULONG:
 698             dbt.btype = BTYPE_INT;
 699             dbt.sign = SIGN_UNSIGNED;
 700             dbt.fptype = FPTYPE_NOTSPEC;
 701             break;
 702           }
 703         dbt.bitsize = type->size;
 704         dbt.neg = 0x1001;
 705         sysroff_swap_dbt_out (file, &dbt);
 706         break;
 707       }
 708     case coff_pointer_type:
 709       {
 710         struct IT_dpt dpt;
 711         walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
 712         dpt.neg = 0x1001;
 713         sysroff_swap_dpt_out (file, &dpt);
 714         break;
 715       }
 716
 717     case coff_function_type:
 718       {
 719         struct IT_dfp dfp;
 720         struct coff_symbol *param;
 721         dfp.end = 0;
 722         dfp.spare = 0;
 723         dfp.nparams = type->u.function.parameters->nvars;
 724         dfp.neg = 0x1001;
 725
 726         walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
 727
 728         sysroff_swap_dfp_out (file, &dfp);
 729
 730         for (param = type->u.function.parameters->vars_head;
 731              param;
 732              param = param->next)
 733           {
 734             walk_tree_symbol (sfile, 0, param, nest);
 735           }
 736         dfp.end = 1;
 737         sysroff_swap_dfp_out (file, &dfp);
 738         break;
 739       }
 740
 741     case coff_structdef_type:
 742       {
 743         struct IT_dbt dbt;
 744         struct IT_dds dds;
 745         struct coff_symbol *member;
 746         dds.spare = 0;
 747         dbt.btype = BTYPE_STRUCT;
 748         dbt.bitsize = type->size;
 749         dbt.sign = SIGN_UNSPEC;
 750         dbt.fptype = FPTYPE_NOTSPEC;
 751         dbt.sid = get_member_id (type->u.astructdef.idx);
 752         dbt.neg = 0x1001;
 753         sysroff_swap_dbt_out (file, &dbt);
 754         dds.end = 0;
 755         dds.neg = 0x1001;
 756         sysroff_swap_dds_out (file, &dds);
 757         for (member = type->u.astructdef.elements->vars_head;
 758              member;
 759              member = member->next)
 760           {
 761             walk_tree_symbol (sfile, 0, member, nest + 1);
 762           }
 763
 764         dds.end = 1;
 765         sysroff_swap_dds_out (file, &dds);
 766
 767       }
 768       break;
 769     case coff_structref_type:
 770       {
 771         struct IT_dbt dbt;
 772         dbt.btype = BTYPE_TAG;
 773         dbt.bitsize = type->size;
 774         dbt.sign = SIGN_UNSPEC;
 775         dbt.fptype = FPTYPE_NOTSPEC;
 776         if (type->u.astructref.ref)
 777           {
 778             dbt.sid = get_member_id (type->u.astructref.ref->number);
 779           }
 780         else
 781           {
 782             dbt.sid = 0;
 783           }
 784
 785         dbt.neg = 0x1001;
 786         sysroff_swap_dbt_out (file, &dbt);
 787       }
 788       break;
 789     case coff_array_type:
 790       {
 791         struct IT_dar dar;
 792         int j;
 793         int dims = 1;           /* Only output one dimension at a time */
 794         dar.dims = dims;
 795         dar.variable = nints (dims);
 796         dar.subtype = nints (dims);
 797         dar.spare = nints (dims);
 798         dar.max_variable = nints (dims);
 799         dar.maxspare = nints (dims);
 800         dar.max = nints (dims);
 801         dar.min_variable = nints (dims);
 802         dar.min = nints (dims);
 803         dar.minspare = nints (dims);
 804         dar.neg = 0x1001;
 805         dar.length = type->size / type->u.array.dim;
 806         for (j = 0; j < dims; j++)
 807           {
 808             dar.variable[j] = VARIABLE_FIXED;
 809             dar.subtype[j] = SUB_INTEGER;
 810             dar.spare[j] = 0;
 811             dar.max_variable[j] = 0;
 812             dar.max[j] = type->u.array.dim;
 813             dar.min_variable[j] = 0;
 814             dar.min[j] = 1;     /* Why isn't this 0 ? */
 815           }
 816         walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
 817         sysroff_swap_dar_out (file, &dar);
 818       }
 819       break;
 820     case coff_enumdef_type:
 821       {
 822         struct IT_dbt dbt;
 823         struct IT_den den;
 824         struct coff_symbol *member;
 825         dbt.btype = BTYPE_ENUM;
 826         dbt.bitsize = type->size;
 827         dbt.sign = SIGN_UNSPEC;
 828         dbt.fptype = FPTYPE_NOTSPEC;
 829         dbt.sid = get_member_id (type->u.aenumdef.idx);
 830         dbt.neg = 0x1001;
 831         sysroff_swap_dbt_out (file, &dbt);
 832
 833         den.end = 0;
 834         den.neg = 0x1001;
 835         den.spare = 0;
 836         sysroff_swap_den_out (file, &den);
 837         for (member = type->u.aenumdef.elements->vars_head;
 838              member;
 839              member = member->next)
 840           {
 841             walk_tree_symbol (sfile, 0, member, nest + 1);
 842           }
 843
 844         den.end = 1;
 845         sysroff_swap_den_out (file, &den);
 846       }
 847       break;
 848
 849       break;
 850     case coff_enumref_type:
 851       {
 852         struct IT_dbt dbt;
 853         dbt.btype = BTYPE_TAG;
 854         dbt.bitsize = type->size;
 855         dbt.sign = SIGN_UNSPEC;
 856         dbt.fptype = FPTYPE_NOTSPEC;
 857         dbt.sid = get_member_id (type->u.aenumref.ref->number);
 858         dbt.neg = 0x1001;
 859         sysroff_swap_dbt_out (file, &dbt);
 860       }
 861       break;
 862     default:
 863       abort ();
 864     }
 865 }
 866
 867 /* Obsolete ?
 868    static void
 869    dty_start ()
 870    {
 871    struct IT_dty dty;
 872    dty.end = 0;
 873    dty.neg = 0x1001;
 874    dty.spare = 0;
 875    sysroff_swap_dty_out (file, &dty);
 876    }
 877
 878    static void
 879    dty_stop ()
 880    {
 881    struct IT_dty dty;
 882    dty.end = 0;
 883    dty.neg = 0x1001;
 884    dty.end = 1;
 885    sysroff_swap_dty_out (file, &dty);
 886    }
 887
 888
 889    static void
 890    dump_tree_structure (sfile, symbol, type, nest)
 891    struct coff_sfile *sfile;
 892    struct coff_symbol *symbol;
 893    struct coff_type *type;
 894    int nest;
 895    {
 896    if (symbol->type->type == coff_function_type)
 897    {
 898
 899
 900    }
 901
 902    }
 903  */
 904
 905 static void
 906 walk_tree_type (sfile, symbol, type, nest)
 907
 908      struct
 909      coff_sfile *sfile;
 910      struct coff_symbol *symbol;
 911      struct coff_type *type;
 912      int nest;
 913 {
 914   if (symbol->type->type == coff_function_type)
 915     {
 916
 917       struct IT_dty dty;
 918       dty.end = 0;
 919       dty.neg = 0x1001;
 920
 921       sysroff_swap_dty_out (file, &dty);
 922       walk_tree_type_1 (sfile, symbol, type, nest);
 923       dty.end = 1;
 924       sysroff_swap_dty_out (file, &dty);
 925
 926       wr_dps_start (sfile,
 927                     symbol->where->section,
 928                     symbol->type->u.function.code,
 929                     BLOCK_TYPE_FUNCTION, nest);
 930       wr_dps_start (sfile, symbol->where->section,
 931                     symbol->type->u.function.code,
 932                     BLOCK_TYPE_BLOCK, nest);
 933       walk_tree_scope (symbol->where->section,
 934                        sfile,
 935                        symbol->type->u.function.code,
 936                        nest + 1, BLOCK_TYPE_BLOCK);
 937
 938       wr_dps_end (symbol->where->section,
 939                   symbol->type->u.function.code,
 940                   BLOCK_TYPE_BLOCK);
 941       wr_dps_end (symbol->where->section,
 942                   symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
 943
 944     }
 945   else
 946     {
 947       struct IT_dty dty;
 948       dty.end = 0;
 949       dty.neg = 0x1001;
 950       sysroff_swap_dty_out (file, &dty);
 951       walk_tree_type_1 (sfile, symbol, type, nest);
 952       dty.end = 1;
 953       sysroff_swap_dty_out (file, &dty);
 954     }
 955
 956 }
 957
 958
 959
 960 static void
 961 walk_tree_symbol (sfile, section, symbol, nest)
 962      struct coff_sfile *sfile;
 963      struct coff_section *section;
 964      struct coff_symbol *symbol;
 965      int nest;
 966 {
 967   struct IT_dsy dsy;
 968
 969   memset(&dsy, 0, sizeof(dsy));
 970   dsy.nesting = nest;
 971
 972   switch (symbol->type->type)
 973     {
 974     case coff_function_type:
 975       dsy.type = STYPE_FUNC;
 976       dsy.assign = 1;
 977       break;
 978     case coff_structref_type:
 979     case coff_pointer_type:
 980     case coff_array_type:
 981     case coff_basic_type:
 982     case coff_enumref_type:
 983       dsy.type = STYPE_VAR;
 984       dsy.assign = 1;
 985       break;
 986     case coff_enumdef_type:
 987       dsy.type = STYPE_TAG;
 988       dsy.assign = 0;
 989       dsy.magic = 2;
 990       break;
 991     case coff_structdef_type:
 992       dsy.type = STYPE_TAG;
 993       dsy.assign = 0;
 994       dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
 995       break;
 996     case coff_secdef_type:
 997       return;
 998     default:
 999       abort ();
1000     }
1001
1002   if (symbol->where->where == coff_where_member_of_struct)
1003     {
1004       dsy.assign = 0;
1005       dsy.type = STYPE_MEMBER;
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
1027   dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1028
1029   switch (symbol->visible->type)
1030     {
1031     case coff_vis_common:
1032     case coff_vis_ext_def:
1033       dsy.ainfo = AINFO_STATIC_EXT_DEF;
1034       break;
1035     case coff_vis_ext_ref:
1036       dsy.ainfo = AINFO_STATIC_EXT_REF;
1037       break;
1038     case coff_vis_int_def:
1039       dsy.ainfo = AINFO_STATIC_INT;
1040       break;
1041     case coff_vis_auto:
1042     case coff_vis_autoparam:
1043       dsy.ainfo = AINFO_AUTO;
1044       break;
1045     case coff_vis_register:
1046     case coff_vis_regparam:
1047       dsy.ainfo = AINFO_REG;
1048       break;
1049       break;
1050     case coff_vis_tag:
1051     case coff_vis_member_of_struct:
1052     case coff_vis_member_of_enum:
1053       break;
1054     default:
1055       abort ();
1056     }
1057
1058   dsy.dlength = symbol->type->size;
1059   switch (symbol->where->where)
1060     {
1061     case coff_where_memory:
1062
1063       dsy.section = symbol->where->section->number;
1064 #ifdef FOOP
1065       dsy.section = 0;
1066 #endif
1067       break;
1068     case coff_where_member_of_struct:
1069     case coff_where_member_of_enum:
1070     case coff_where_stack:
1071     case coff_where_register:
1072     case coff_where_unknown:
1073     case coff_where_strtag:
1074
1075     case coff_where_entag:
1076     case coff_where_typedef:
1077       break;
1078     default:
1079       abort ();
1080     }
1081
1082   switch (symbol->where->where)
1083     {
1084     case coff_where_memory:
1085       dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1086       break;
1087     case coff_where_stack:
1088       dsy.address = symbol->where->offset;
1089       break;
1090     case coff_where_member_of_struct:
1091
1092
1093       if (symbol->where->bitsize)
1094         {
1095           int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1096           dsy.bitunit = 1;
1097           dsy.field_len = symbol->where->bitsize;
1098           dsy.field_off = (bits / 32) * 4;
1099           dsy.field_bitoff = bits % 32;
1100         }
1101       else
1102         {
1103           dsy.bitunit = 0;
1104
1105           dsy.field_len = symbol->type->size;
1106           dsy.field_off = symbol->where->offset;
1107         }
1108       break;
1109     case coff_where_member_of_enum:
1110       /*      dsy.bitunit = 0;
1111          dsy.field_len  = symbol->type->size;
1112          dsy.field_off = symbol->where->offset; */
1113       break;
1114     case coff_where_register:
1115     case coff_where_unknown:
1116     case coff_where_strtag:
1117
1118     case coff_where_entag:
1119     case coff_where_typedef:
1120       break;
1121     default:
1122       abort ();
1123     }
1124
1125   if (symbol->where->where == coff_where_register)
1126     dsy.reg = rnames[symbol->where->offset];
1127
1128   switch (symbol->visible->type)
1129     {
1130     case coff_vis_common:
1131       /* We do this 'cause common C symbols are treated as extdefs */
1132     case coff_vis_ext_def:
1133     case coff_vis_ext_ref:
1134
1135       dsy.ename = symbol->name;
1136       break;
1137
1138     case coff_vis_regparam:
1139     case coff_vis_autoparam:
1140       dsy.type = STYPE_PARAMETER;
1141       break;
1142
1143     case coff_vis_int_def:
1144
1145     case coff_vis_auto:
1146     case coff_vis_register:
1147     case coff_vis_tag:
1148     case coff_vis_member_of_struct:
1149     case coff_vis_member_of_enum:
1150       break;
1151     default:
1152       abort ();
1153     }
1154
1155   dsy.sfn = 0;
1156   dsy.sln = 2;
1157
1158   dsy.neg = 0x1001;
1159
1160
1161   sysroff_swap_dsy_out (file, &dsy);
1162
1163   walk_tree_type (sfile, symbol, symbol->type, nest);
1164 }
1165
1166
1167 static void
1168 walk_tree_scope (section, sfile, scope, nest, type)
1169      struct coff_section *section;
1170      struct coff_sfile *sfile;
1171      struct coff_scope *scope;
1172      int nest;
1173      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         {
1188           walk_tree_symbol (sfile, section, vars, nest);
1189         }
1190
1191       for (child = scope->list_head; child; child = child->next)
1192         {
1193           walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1194         }
1195
1196       wr_dps_end (section, scope, type);
1197     }
1198 }
1199 static void
1200 walk_tree_sfile (section, sfile)
1201      struct coff_section *section;
1202      struct coff_sfile *sfile;
1203 {
1204   walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1205
1206 }
1207
1208 static void
1209 wr_program_structure (p, sfile)
1210      struct coff_ofile *p;
1211      struct coff_sfile *sfile;
1212 {
1213
1214   walk_tree_sfile (p->sections + 4, sfile);
1215
1216 }
1217
1218 static void
1219 wr_du (p, sfile, n)
1220      struct coff_ofile *p;
1221      struct coff_sfile *sfile;
1222      int n;
1223 {
1224   struct IT_du du;
1225   int lim;
1226 #if 0
1227   struct coff_symbol *symbol;
1228   static int incit = 0x500000;
1229   int used = 0;
1230 #endif
1231   int i;
1232   int j;
1233   unsigned int *lowest = (unsigned *) nints (p->nsections);
1234   unsigned int *highest = (unsigned *) nints (p->nsections);
1235   du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1236   du.optimized = 0;
1237   du.stackfrmt = 0;
1238   du.spare = 0;
1239   du.unit = n;
1240   du.sections = p->nsections - 1;
1241   du.san = (int *) xcalloc (sizeof (int), du.sections);
1242   du.address = nints (du.sections);
1243   du.length = nints (du.sections);
1244
1245   for (i = 0; i < du.sections; i++)
1246     {
1247       lowest[i] = ~0;
1248       highest[i] = 0;
1249     }
1250
1251   /* Look through all the symbols and try and work out the extents in this
1252      source file */
1253 #if 0
1254   for (symbol = sfile->scope->vars_head;
1255        symbol;
1256        symbol = symbol->next)
1257     {
1258       if (symbol->type->type == coff_secdef_type)
1259         {
1260           unsigned int low = symbol->where->offset;
1261           unsigned int high = symbol->where->offset + symbol->type->size - 1;
1262           struct coff_section *section = symbol->where->section;
1263
1264           int sn = section->number;
1265           if (low < lowest[sn])
1266             lowest[sn] = low;
1267           if (high > highest[sn])
1268             highest[sn] = high;
1269         }
1270     }
1271
1272
1273   for (i = 0; i < du.sections; i++)
1274     {
1275       if (highest[i] == 0)
1276         {
1277           lowest[i] = highest[i] = incit;
1278         }
1279       du.san[used] = i;
1280       du.length[used] = highest[i] - lowest[i];
1281       du.address[used] = bfd_get_file_flags (abfd) & EXEC_P ? lowest[i] : 0;
1282       if (debug)
1283         {
1284           printf (" section %6s 0x%08x..0x%08x\n",
1285                   p->sections[i + 1].name,
1286                   lowest[i],
1287                   highest[i]);
1288         }
1289       used++;
1290     }
1291
1292 #endif
1293   lim = du.sections;
1294   for (j = 0; j < lim; j++)
1295     {
1296       int src = j;
1297       int dst = j;
1298       du.san[dst] = dst;
1299       if (sfile->section[src].init)
1300         {
1301           du.length[dst]
1302             = sfile->section[src].high - sfile->section[src].low + 1;
1303           du.address[dst]
1304             = sfile->section[src].low;
1305         }
1306       else
1307         {
1308           du.length[dst] = 0;
1309           du.address[dst] = 0;
1310         }
1311       if (debug)
1312         {
1313           if (sfile->section[src].parent)
1314             {
1315               printf (" section %6s 0x%08x..0x%08x\n",
1316                       sfile->section[src].parent->name,
1317                       du.address[dst],
1318                       du.address[dst] + du.length[dst] - 1);
1319             }
1320         }
1321       du.sections = dst + 1;
1322     }
1323
1324   du.tool = "c_gcc";
1325   du.date = DATE;
1326
1327   sysroff_swap_du_out (file, &du);
1328 }
1329
1330 static void
1331 wr_dus (p, sfile)
1332      struct coff_ofile *p;
1333      struct coff_sfile *sfile;
1334 {
1335
1336   struct IT_dus dus;
1337
1338   dus.efn = 0x1001;
1339   dus.ns = 1;                   /* p->nsources; sac 14 jul 94 */
1340   dus.drb = nints (dus.ns);
1341   dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1342   dus.spare = nints (dus.ns);
1343   dus.ndir = 0;
1344   /* Find the filenames */
1345 #if 0
1346   i = 0;
1347
1348   for (sfile = p->source_head;
1349        sfile;
1350        sfile = sfile->next)
1351     {
1352       dus.drb[i] = 0;
1353       dus.spare[i] = 0;
1354       dus.fname[i] = sfile->name;
1355       i++;
1356     }
1357 #else
1358   dus.drb[0] = 0;
1359   dus.fname[0] = sfile->name;
1360 #endif
1361
1362   sysroff_swap_dus_out (file, &dus);
1363
1364 }
1365
1366 /* Find the offset of the .text section for this sfile in the
1367    .text section for the output file */
1368
1369 static int
1370 find_base (sfile, section)
1371      struct coff_sfile *sfile;
1372      struct coff_section *section;
1373 {
1374   return sfile->section[section->number].low;
1375 }
1376 static void
1377 wr_dln (p, sfile, n)
1378      struct coff_ofile *p;
1379      struct coff_sfile *sfile;
1380      int n;
1381
1382 {
1383 #if 0
1384   if (n == 0)
1385     {
1386       /* Count up all the linenumbers */
1387       struct coff_symbol *sy;
1388       int lc = 0;
1389       struct IT_dln dln;
1390
1391       int idx;
1392
1393       for (sy = p->symbol_list_head;
1394            sy;
1395            sy = sy->next_in_ofile_list)
1396         {
1397           struct coff_type *t = sy->type;
1398           if (t->type == coff_function_type)
1399             {
1400               struct coff_line *l = t->u.function.lines;
1401               lc += l->nlines;
1402             }
1403         }
1404
1405       dln.sfn = nints (lc);
1406       dln.sln = nints (lc);
1407       dln.lln = nints (lc);
1408       dln.section = nints (lc);
1409
1410       dln.from_address = nints (lc);
1411       dln.to_address = nints (lc);
1412
1413
1414       dln.neg = 0x1001;
1415
1416       dln.nln = lc;
1417
1418       /* Run through once more and fill up the structure */
1419       idx = 0;
1420       for (sy = p->symbol_list_head;
1421            sy;
1422            sy = sy->next_in_ofile_list)
1423         {
1424           if (sy->type->type == coff_function_type)
1425             {
1426               int i;
1427               struct coff_line *l = sy->type->u.function.lines;
1428               for (i = 0; i < l->nlines; i++)
1429                 {
1430                   dln.section[idx] = sy->where->section->number;
1431                   dln.sfn[idx] = n;
1432                   dln.sln[idx] = l->lines[i];
1433                   dln.from_address[idx] = l->addresses[i];
1434                   if (idx)
1435                     dln.to_address[idx - 1] = dln.from_address[idx];
1436                   idx++;
1437                 }
1438             }
1439           n++;
1440         }
1441       sysroff_swap_dln_out (file, &dln);
1442     }
1443
1444 #endif
1445 #if 1
1446   /* Count up all the linenumbers */
1447
1448   struct coff_symbol *sy;
1449   int lc = 0;
1450   struct IT_dln dln;
1451
1452   int idx;
1453
1454   for (sy = sfile->scope->vars_head;
1455        sy;
1456        sy = sy->next)
1457     {
1458       struct coff_type *t = sy->type;
1459       if (t->type == coff_function_type)
1460         {
1461           struct coff_line *l = t->u.function.lines;
1462           if (l)
1463             lc += l->nlines;
1464         }
1465     }
1466
1467   dln.sfn = nints (lc);
1468   dln.sln = nints (lc);
1469   dln.cc = nints (lc);
1470   dln.section = nints (lc);
1471
1472   dln.from_address = nints (lc);
1473   dln.to_address = nints (lc);
1474
1475
1476   dln.neg = 0x1001;
1477
1478   dln.nln = lc;
1479
1480   /* Run through once more and fill up the structure */
1481   idx = 0;
1482   for (sy = sfile->scope->vars_head;
1483        sy;
1484        sy = sy->next)
1485     {
1486       if (sy->type->type == coff_function_type)
1487         {
1488           int i;
1489           struct coff_line *l = sy->type->u.function.lines;
1490           if (l)
1491             {
1492               int base = find_base (sfile, sy->where->section);
1493               for (i = 0; i < l->nlines; i++)
1494                 {
1495                   dln.section[idx] = sy->where->section->number;
1496                   dln.sfn[idx] = 0;
1497                   dln.sln[idx] = l->lines[i];
1498                   dln.from_address[idx] =
1499                     l->addresses[i] + sy->where->section->address - base;
1500                   dln.cc[idx] = 0;
1501                   if (idx)
1502                     dln.to_address[idx - 1] = dln.from_address[idx];
1503                   idx++;
1504
1505                 }
1506               dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1507             }
1508         }
1509     }
1510   if (lc)
1511     sysroff_swap_dln_out (file, &dln);
1512 #endif
1513 }
1514
1515 /* Write the global symbols out to the debug info */
1516 static void
1517 wr_globals (p, sfile, n)
1518      struct coff_ofile *p;
1519      struct coff_sfile *sfile;
1520      int n;
1521 {
1522   struct coff_symbol *sy;
1523   for (sy = p->symbol_list_head;
1524        sy;
1525        sy = sy->next_in_ofile_list)
1526     {
1527       if (sy->visible->type == coff_vis_ext_def
1528           || sy->visible->type == coff_vis_ext_ref)
1529         {
1530           /* Only write out symbols if they belong to
1531              the current source file */
1532           if (sy->sfile == sfile)
1533             walk_tree_symbol (sfile, 0, sy, 0);
1534
1535         }
1536     }
1537 }
1538
1539 static void
1540 wr_debug (p)
1541      struct coff_ofile *p;
1542 {
1543   struct coff_sfile *sfile;
1544   int n = 0;
1545   for (sfile = p->source_head;
1546        sfile;
1547        sfile = sfile->next)
1548
1549     {
1550       if (debug)
1551         {
1552           printf ("%s\n", sfile->name);
1553         }
1554       wr_du (p, sfile, n);
1555       wr_dus (p, sfile);
1556       wr_program_structure (p, sfile);
1557       wr_dln (p, sfile, n);
1558       n++;
1559     }
1560 }
1561
1562 static void
1563 wr_cs ()
1564 {
1565   /* It seems that the CS struct is not normal - the size is wrong
1566      heres one I prepared earlier.. */
1567   static char b[] = {
1568     0x80,                       /* IT */
1569     0x21,                       /* RL */
1570     0x00,                       /* number of chars in variable length part */
1571     0x80,                       /* hd */
1572     0x00,                       /* hs */
1573     0x80,                       /* un */
1574     0x00,                       /* us */
1575     0x80,                       /* sc */
1576     0x00,                       /* ss */
1577     0x80,                       /* er */
1578     0x80,                       /* ed */
1579     0x80,                       /* sh */
1580     0x80,                       /* ob */
1581     0x80,                       /* rl */
1582     0x80,                       /* du */
1583     0x80,                       /* dps */
1584     0x80,                       /* dsy */
1585     0x80,                       /* dty */
1586     0x80,                       /* dln */
1587     0x80,                       /* dso */
1588     0x80,                       /* dus */
1589     0x00,                       /* dss */
1590     0x80,                       /* dbt */
1591     0x00,                       /* dpp */
1592     0x80,                       /* dfp */
1593     0x80,                       /* den */
1594     0x80,                       /* dds */
1595     0x80,                       /* dar */
1596     0x80,                       /* dpt */
1597     0x00,                       /* dul */
1598     0x00,                       /* dse */
1599     0x00,                       /* dot */
1600     0xDE                        /* CS */
1601   };
1602   fwrite (b, 1, sizeof (b), file);
1603 }
1604
1605 /* Write out the SC records for a unit.  Create an SC
1606    for all the sections which appear in the output file, even
1607    if there isn't an equivalent one on the input */
1608
1609 static int
1610 wr_sc (ptr, sfile)
1611      struct coff_ofile *ptr;
1612      struct coff_sfile *sfile;
1613 {
1614   int i;
1615 int scount = 0;
1616   /* First work out the total number of sections */
1617
1618   int total_sec = ptr->nsections;
1619
1620   struct myinfo
1621     {
1622       struct coff_section *sec;
1623       struct coff_symbol *symbol;
1624     };
1625   struct coff_symbol *symbol;
1626
1627   struct myinfo *info
1628     = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1629
1630
1631
1632   for (i = 0; i < total_sec; i++)
1633     {
1634       info[i].sec = ptr->sections + i;
1635       info[i].symbol = 0;
1636     }
1637
1638   for (symbol = sfile->scope->vars_head;
1639        symbol;
1640        symbol = symbol->next)
1641     {
1642
1643       if (symbol->type->type == coff_secdef_type)
1644         {
1645           for (i = 0; i < total_sec; i++)
1646             {
1647               if (symbol->where->section == info[i].sec)
1648                 {
1649                   info[i].symbol = symbol;
1650                   break;
1651                 }
1652             }
1653         }
1654     }
1655
1656   /* Now output all the section info, and fake up some stuff for sections
1657      we don't have */
1658
1659   for (i = 1; i < total_sec; i++)
1660     {
1661       struct IT_sc sc;
1662       char *name;
1663       symbol = info[i].symbol;
1664       sc.spare = 0;
1665       sc.spare1 = 0;
1666       if (!symbol)
1667         {
1668           /* Don't have a symbol set aside for this section, which means that nothing
1669              in this file does anything for the section. */
1670           sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1671           sc.addr = 0;
1672           sc.length = 0;
1673           name = info[i].sec->name;
1674         }
1675       else
1676         {
1677           if (bfd_get_file_flags (abfd) & EXEC_P)
1678             {
1679               sc.format = 0;
1680               sc.addr = symbol->where->offset;
1681             }
1682           else
1683             {
1684               sc.format = 1;
1685               sc.addr = 0;
1686             }
1687           sc.length = symbol->type->size;
1688           name = symbol->name;
1689         }
1690
1691       sc.align = 4;
1692
1693       sc.concat = CONCAT_SIMPLE;
1694       sc.read = 3;
1695       sc.write = 3;
1696       sc.exec = 3;
1697       sc.init = 3;
1698       sc.mode = 3;
1699       sc.spare = 0;
1700       sc.segadd = 0;
1701       sc.spare1 = 0;            /* If not zero, then it doesn't work */
1702       sc.name = section_translate (name);
1703       if (strlen (sc.name) == 1)
1704         {
1705           switch (sc.name[0])
1706             {
1707             case 'D':
1708             case 'B':
1709               sc.contents = CONTENTS_DATA;
1710               break;
1711             default:
1712               sc.contents = CONTENTS_CODE;
1713             }
1714         }
1715       else
1716         {
1717           sc.contents = CONTENTS_CODE;
1718         }
1719 #if 0
1720       /* NEW */
1721       if (sc.length) {
1722 #endif
1723         sysroff_swap_sc_out (file, &sc);
1724         scount++;
1725 #if 0
1726       }
1727 #endif
1728     }
1729 return scount;
1730 }
1731
1732
1733 /* Write out the ER records for a unit. */
1734 static void
1735 wr_er (ptr, sfile, first)
1736      struct coff_ofile *ptr;
1737      struct coff_sfile *sfile;
1738      int first;
1739 {
1740   int idx = 0;
1741   struct coff_symbol *sym;
1742   if (first)
1743     {
1744       for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1745         {
1746           if (sym->visible->type == coff_vis_ext_ref)
1747             {
1748               struct IT_er er;
1749               er.spare = 0;
1750               er.type = ER_NOTSPEC;
1751               er.name = sym->name;
1752               sysroff_swap_er_out (file, &er);
1753               sym->er_number = idx++;
1754             }
1755         }
1756     }
1757 }
1758
1759 /* Write out the ED records for a unit. */
1760 static void
1761 wr_ed (ptr, sfile, first)
1762      struct coff_ofile *ptr;
1763      struct coff_sfile *sfile;
1764      int first;
1765 {
1766   struct coff_symbol *s;
1767   if (first)
1768     {
1769       for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1770         {
1771           if (s->visible->type == coff_vis_ext_def
1772               || s->visible->type == coff_vis_common)
1773             {
1774               struct IT_ed ed;
1775
1776               ed.section = s->where->section->number;
1777               ed.spare = 0;
1778               if (s->where->section->data)
1779                 {
1780                   ed.type = ED_TYPE_DATA;
1781                 }
1782               else if (s->where->section->code & SEC_CODE)
1783                 {
1784                   ed.type = ED_TYPE_ENTRY;
1785                 }
1786               else
1787                 {
1788                   ed.type = ED_TYPE_NOTSPEC;
1789                   ed.type = ED_TYPE_DATA;
1790                 }
1791               ed.address = s->where->offset - s->where->section->address;
1792               ed.name = s->name;
1793               sysroff_swap_ed_out (file, &ed);
1794             }
1795         }
1796     }
1797 }
1798
1799 static void
1800 wr_unit_info (ptr)
1801      struct coff_ofile *ptr;
1802 {
1803   struct coff_sfile *sfile;
1804   int first = 1;
1805   for (sfile = ptr->source_head;
1806        sfile;
1807        sfile = sfile->next)
1808     {
1809       long p1;
1810       long p2;
1811       int nsecs;
1812       p1 = ftell (file);
1813       wr_un (ptr, sfile, first, 0);
1814       nsecs = wr_sc (ptr, sfile);
1815       p2 = ftell (file);
1816       fseek (file, p1, SEEK_SET);
1817       wr_un (ptr, sfile, first, nsecs);
1818       fseek (file, p2, SEEK_SET);
1819       wr_er (ptr, sfile, first);
1820       wr_ed (ptr, sfile, first);
1821       first = 0;
1822     }
1823 }
1824
1825 static void
1826 wr_module (p)
1827      struct coff_ofile *p;
1828 {
1829   wr_cs ();
1830   wr_hd (p);
1831   wr_unit_info (p);
1832   wr_object_body (p);
1833   wr_debug (p);
1834   wr_tr ();
1835 }
1836
1837 static int
1838 align (x)
1839      int x;
1840 {
1841   return (x + 3) & ~3;
1842 }
1843
1844 /* Find all the common variables and turn them into
1845    ordinary defs - dunno why, but thats what hitachi does with 'em */
1846
1847 static void
1848 prescan (tree)
1849      struct coff_ofile *tree;
1850 {
1851   struct coff_symbol *s;
1852   struct coff_section *common_section;
1853   /* Find the common section - always section 3 */
1854   common_section = tree->sections + 3;
1855   for (s = tree->symbol_list_head;
1856        s;
1857        s = s->next_in_ofile_list)
1858     {
1859       if (s->visible->type == coff_vis_common)
1860         {
1861           struct coff_where *w = s->where;
1862           /*      s->visible->type = coff_vis_ext_def; leave it as common */
1863           common_section->size = align (common_section->size);
1864           w->offset = common_section->size + common_section->address;
1865           w->section = common_section;
1866           common_section->size += s->type->size;
1867           common_section->size = align (common_section->size);
1868         }
1869     }
1870 }
1871
1872 char *program_name;
1873
1874 static void
1875 show_usage (file, status)
1876      FILE *file;
1877      int status;
1878 {
1879   fprintf (file, _("Usage: %s [-dhVq] in-file [out-file]\n"), program_name);
1880   exit (status);
1881 }
1882
1883 static void
1884 show_help ()
1885 {
1886   printf (_("%s: Convert a COFF object file into a SYSROFF object file\n"),
1887           program_name);
1888   show_usage (stdout, 0);
1889 }
1890
1891
1892
1893 int
1894 main (ac, av)
1895      int ac;
1896      char *av[];
1897 {
1898   int opt;
1899   static struct option long_options[] =
1900   {
1901     {"debug", no_argument, 0, 'd'},
1902     {"quick", no_argument, 0, 'q'},
1903     {"noprescan", no_argument, 0, 'n'},
1904     {"help", no_argument, 0, 'h'},
1905     {"version", no_argument, 0, 'V'},
1906     {NULL, no_argument, 0, 0}
1907   };
1908   char **matching;
1909   char *input_file;
1910   char *output_file;
1911
1912 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1913   setlocale (LC_MESSAGES, "");
1914 #endif
1915   bindtextdomain (PACKAGE, LOCALEDIR);
1916   textdomain (PACKAGE);
1917
1918   program_name = av[0];
1919   xmalloc_set_program_name (program_name);
1920
1921   while ((opt = getopt_long (ac, av, "dhVqn", long_options,
1922                              (int *) NULL))
1923          != EOF)
1924     {
1925       switch (opt)
1926         {
1927         case 'q':
1928           quick = 1;
1929           break;
1930         case 'n':
1931           noprescan = 1;
1932           break;
1933         case 'd':
1934           debug = 1;
1935           break;
1936         case 'h':
1937           show_help ();
1938           /*NOTREACHED */
1939         case 'V':
1940           printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
1941           exit (0);
1942           /*NOTREACHED */
1943         case 0:
1944           break;
1945         default:
1946           show_usage (stderr, 1);
1947           /*NOTREACHED */
1948         }
1949     }
1950
1951   /* The input and output files may be named on the command line.  */
1952   output_file = NULL;
1953   if (optind < ac)
1954     {
1955       input_file = av[optind];
1956       ++optind;
1957       if (optind < ac)
1958         {
1959           output_file = av[optind];
1960           ++optind;
1961           if (optind < ac)
1962             show_usage (stderr, 1);
1963           if (strcmp (input_file, output_file) == 0)
1964             {
1965               fprintf (stderr,
1966                        _("%s: input and output files must be different\n"),
1967                        program_name);
1968               exit (1);
1969             }
1970         }
1971     }
1972   else
1973     input_file = 0;
1974
1975   if (!input_file)
1976     {
1977       fprintf (stderr, _("%s: no input file specified\n"),
1978                program_name);
1979       exit (1);
1980     }
1981
1982   if (!output_file)
1983     {
1984       /* Take a .o off the input file and stick on a .obj.  If
1985          it doesn't end in .o, then stick a .obj on anyway */
1986
1987       int len = strlen (input_file);
1988       output_file = xmalloc (len + 5);
1989       strcpy (output_file, input_file);
1990       if (len > 3
1991           && output_file[len - 2] == '.'
1992           && output_file[len - 1] == 'o')
1993         {
1994           output_file[len] = 'b';
1995           output_file[len + 1] = 'j';
1996           output_file[len + 2] = 0;
1997         }
1998       else
1999         {
2000           strcat (output_file, ".obj");
2001         }
2002     }
2003
2004   abfd = bfd_openr (input_file, 0);
2005
2006   if (!abfd)
2007     bfd_fatal (input_file);
2008
2009   if (!bfd_check_format_matches (abfd, bfd_object, &matching))
2010     {
2011       bfd_nonfatal (input_file);
2012       if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
2013         {
2014           list_matching_formats (matching);
2015           free (matching);
2016         }
2017       exit (1);
2018     }
2019
2020   file = fopen (output_file, FOPEN_WB);
2021
2022   if (!file)
2023     {
2024       fprintf (stderr, _("%s: unable to open output file %s\n"),
2025                program_name, output_file);
2026       exit (1);
2027     }
2028
2029   if (debug)
2030     printf ("ids %d %d\n", base1, base2);
2031   tree = coff_grok (abfd);
2032   if (!noprescan)
2033     prescan (tree);
2034   wr_module (tree);
2035   return 0;
2036 }