binutils/srconv.c

   1 /* srconv.c -- Sysroff conversion program
   2    Copyright 1994, 1995, 1996, 1998, 1999, 2000
   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 PROGRAM_VERSION "1.5"
  40 /*#define FOOP1 1 */
  41
  42 static int addrsize;
  43 static char *toolname;
  44 static char **rnames;
  45
  46 static void wr_cs ();
  47 static void walk_tree_scope ();
  48 static void wr_globals ();
  49 static int find_base ();
  50
  51 static FILE *file;
  52 static bfd *abfd;
  53 static int debug = 0;
  54 static int quick = 0;
  55 static int noprescan = 0;
  56 static struct coff_ofile *tree;
  57 /* Obsolete ??
  58    static int absolute_p;
  59  */
  60
  61 static int segmented_p;
  62 static int code;
  63
  64 static int ids1[20000];
  65 static int ids2[20000];
  66
  67 static int base1 = 0x18;
  68 static int base2 = 0x2018;
  69
  70 static int
  71 get_member_id (x)
  72      int x;
  73 {
  74   if (ids2[x])
  75     {
  76       return ids2[x];
  77     }
  78   ids2[x] = base2++;
  79   return ids2[x];
  80 }
  81
  82 static int
  83 get_ordinary_id (x)
  84      int x;
  85 {
  86   if (ids1[x])
  87     {
  88       return ids1[x];
  89     }
  90   ids1[x] = base1++;
  91   return ids1[x];
  92 }
  93 static char *
  94 section_translate (n)
  95      char *n;
  96 {
  97   if (strcmp (n, ".text") == 0)
  98     return "P";
  99   if (strcmp (n, ".data") == 0)
 100     return "D";
 101   if (strcmp (n, ".bss") == 0)
 102     return "B";
 103   return n;
 104 }
 105
 106
 107
 108 #define DATE "940201073000";    /* Just a time on my birthday */
 109
 110
 111 static
 112 char *
 113 strip_suffix (name)
 114      char *name;
 115 {
 116   int i;
 117   char *res;
 118   for (i = 0; name[i] != 0 && name[i] != '.'; i++)
 119     ;
 120   res = (char *) xmalloc (i + 1);
 121   memcpy (res, name, i);
 122   res[i] = 0;
 123   return res;
 124 }
 125
 126
 127 /* IT LEN stuff CS */
 128 static void
 129 checksum (file, ptr, size, code)
 130      FILE *file;
 131      char *ptr;
 132      int size;
 133      int code;
 134 {
 135   int j;
 136   int last;
 137   int sum = 0;
 138   int bytes = size / 8;
 139   last = !(code & 0xff00);
 140   if (size & 0x7)
 141     abort ();
 142   ptr[0] = code | (last ? 0x80 : 0);
 143   ptr[1] = bytes + 1;
 144
 145   for (j = 0; j < bytes; j++)
 146     {
 147       sum += ptr[j];
 148     }
 149   /* Glue on a checksum too */
 150   ptr[bytes] = ~sum;
 151   fwrite (ptr, bytes + 1, 1, file);
 152 }
 153
 154
 155
 156
 157 static void
 158 writeINT (n, ptr, idx, size, file)
 159      int n;
 160      char *ptr;
 161      int *idx;
 162      int size;
 163      FILE *file;
 164 {
 165   int byte = *idx / 8;
 166
 167   if (size == -2)
 168     size = addrsize;
 169   else if (size == -1)
 170     size = 0;
 171
 172   if (byte > 240)
 173     {
 174       /* Lets write out that record and do another one */
 175       checksum (file, ptr, *idx, code | 0x1000);
 176       *idx = 16;
 177       byte = *idx / 8;
 178     }
 179   switch (size)
 180     {
 181     case 0:
 182       break;
 183     case 1:
 184       ptr[byte] = n;
 185       break;
 186     case 2:
 187       ptr[byte + 0] = n >> 8;
 188       ptr[byte + 1] = n;
 189       break;
 190     case 4:
 191       ptr[byte + 0] = n >> 24;
 192       ptr[byte + 1] = n >> 16;
 193       ptr[byte + 2] = n >> 8;
 194       ptr[byte + 3] = n >> 0;
 195       break;
 196     default:
 197       abort ();
 198     }
 199   *idx += size * 8;
 200 }
 201
 202
 203 static void
 204 writeBITS (val, ptr, idx, size)
 205      int val;
 206      char *ptr;
 207      int *idx;
 208      int size;
 209 {
 210   int byte = *idx / 8;
 211   int bit = *idx % 8;
 212   int old;
 213   *idx += size;
 214
 215   old = ptr[byte];
 216   /* Turn off all about to change bits */
 217   old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
 218   /* Turn on the bits we want */
 219   old |= (val & ((1 << size) - 1)) << (8 - bit - size);
 220   ptr[byte] = old;
 221 }
 222
 223 static void
 224 writeBARRAY (data, ptr, idx, size, file)
 225      barray data;
 226      char *ptr;
 227      int *idx;
 228      int size ATTRIBUTE_UNUSED;
 229      FILE *file;
 230 {
 231   int i;
 232   writeINT (data.len, ptr, idx, 1, file);
 233   for (i = 0; i < data.len; i++)
 234     {
 235       writeINT (data.data[i], ptr, idx, 1, file);
 236     }
 237 }
 238
 239
 240 static void
 241 writeCHARS (string, ptr, idx, size, file)
 242      char *string;
 243      char *ptr;
 244      int *idx;
 245      int size;
 246      FILE *file;
 247 {
 248   int i = *idx / 8;
 249
 250   if (i > 240)
 251     {
 252       /* Lets write out that record and do another one */
 253       checksum (file, ptr, *idx, code | 0x1000);
 254       *idx = 16;
 255       i = *idx / 8;
 256     }
 257
 258   if (size == 0)
 259     {
 260       /* Variable length string */
 261       size = strlen (string);
 262       ptr[i++] = size;
 263     }
 264
 265   /* BUG WAITING TO HAPPEN */
 266   memcpy (ptr + i, string, size);
 267   i += size;
 268   *idx = i * 8;
 269 }
 270
 271 #define SYSROFF_SWAP_OUT
 272 #include "sysroff.c"
 273
 274
 275 static char *rname_sh[] =
 276 {
 277   "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
 278 };
 279
 280 static char *rname_h8300[] =
 281 {
 282   "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
 283 };
 284
 285 static void
 286 wr_tr ()
 287 {
 288   /* The TR block is not normal - it doesn't have any contents. */
 289
 290   static char b[] = {
 291     0xff,                       /* IT */
 292     0x03,                       /* RL */
 293     0xfd,                       /* CS */
 294   };
 295   fwrite (b, 1, sizeof (b), file);
 296 }
 297
 298 static void
 299 wr_un (ptr, sfile, first, nsecs)
 300      struct coff_ofile *ptr;
 301      struct coff_sfile *sfile;
 302      int first;
 303      int nsecs ATTRIBUTE_UNUSED;
 304 {
 305   struct IT_un un;
 306
 307   struct coff_symbol *s;
 308
 309   un.spare1 = 0;
 310
 311   if (bfd_get_file_flags (abfd) & EXEC_P)
 312     un.format = FORMAT_LM;
 313   else
 314     un.format = FORMAT_OM;
 315   un.spare1 = 0;
 316
 317
 318 #if 1
 319   un.nsections = ptr->nsections - 1;    /*  Don't count the abs section */
 320 #else
 321   /*NEW - only count sections with size */
 322   un.nsections = nsecs;
 323 #endif
 324
 325   un.nextdefs = 0;
 326   un.nextrefs = 0;
 327   /* Count all the undefined and defined variables with global scope */
 328
 329   if (first)
 330     {
 331       for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
 332         {
 333           if (s->visible->type == coff_vis_ext_def
 334               || s->visible->type == coff_vis_common)
 335             un.nextdefs++;
 336
 337           if (s->visible->type == coff_vis_ext_ref)
 338             un.nextrefs++;
 339         }
 340     }
 341   un.tool = toolname;
 342   un.tcd = DATE;
 343   un.linker = "L_GX00";
 344   un.lcd = DATE;
 345   un.name = sfile->name;
 346   sysroff_swap_un_out (file, &un);
 347 }
 348
 349
 350 static void
 351 wr_hd (p)
 352      struct coff_ofile *p;
 353 {
 354   struct IT_hd hd;
 355
 356   hd.spare1 = 0;
 357   if (bfd_get_file_flags (abfd) & EXEC_P)
 358     {
 359       hd.mt = MTYPE_ABS_LM;
 360     }
 361   else
 362     {
 363       hd.mt = MTYPE_OMS_OR_LMS;
 364     }
 365   hd.cd = DATE;
 366
 367   hd.nu = p->nsources;          /* Always one unit */
 368   hd.code = 0;                  /* Always ASCII */
 369   hd.ver = "0200";              /* Version 2.00 */
 370   switch (bfd_get_arch (abfd))
 371     {
 372     case bfd_arch_h8300:
 373       hd.au = 8;
 374       hd.si = 0;
 375       hd.spcsz = 32;
 376       hd.segsz = 0;
 377       hd.segsh = 0;
 378       switch (bfd_get_mach (abfd))
 379         {
 380         case bfd_mach_h8300:
 381           hd.cpu = "H8300";
 382           hd.afl = 2;
 383           addrsize = 2;
 384           toolname = "C_H8/300";
 385           break;
 386         case bfd_mach_h8300h:
 387           hd.cpu = "H8300H";
 388           hd.afl = 4;
 389           addrsize = 4;
 390           toolname = "C_H8/300H";
 391           break;
 392         case bfd_mach_h8300s:
 393           hd.cpu = "H8300S";
 394           hd.afl = 4;
 395           addrsize = 4;
 396           toolname = "C_H8/300S";
 397           break;
 398         default:
 399           abort();
 400         }
 401       rnames = rname_h8300;
 402       break;
 403     case bfd_arch_sh:
 404       hd.au = 8;
 405       hd.si = 0;
 406       hd.afl = 4;
 407       hd.spcsz = 32;
 408       hd.segsz = 0;
 409       hd.segsh = 0;
 410       hd.cpu = "SH";
 411       addrsize = 4;
 412       toolname = "C_SH";
 413       rnames = rname_sh;
 414       break;
 415     default:
 416       abort ();
 417     }
 418
 419   if (! bfd_get_file_flags(abfd) & EXEC_P)
 420     {
 421       hd.ep = 0;
 422     }
 423   else
 424     {
 425       hd.ep = 1;
 426       hd.uan = 0;
 427       hd.sa = 0;
 428       hd.sad = 0;
 429       hd.address = bfd_get_start_address (abfd);
 430     }
 431
 432   hd.os = "";
 433   hd.sys = "";
 434   hd.mn = strip_suffix (bfd_get_filename (abfd));
 435
 436   sysroff_swap_hd_out (file, &hd);
 437 }
 438
 439
 440 static void
 441 wr_sh (p, sec)
 442      struct coff_ofile *p ATTRIBUTE_UNUSED;
 443      struct coff_section *sec;
 444 {
 445   struct IT_sh sh;
 446   sh.unit = 0;
 447   sh.section = sec->number;
 448 #ifdef FOOP1
 449   sh.section = 0;
 450 #endif
 451   sysroff_swap_sh_out (file, &sh);
 452 }
 453
 454
 455 static void
 456 wr_ob (p, section)
 457      struct coff_ofile *p ATTRIBUTE_UNUSED;
 458      struct coff_section *section;
 459 {
 460   bfd_size_type i;
 461   int first = 1;
 462   unsigned char stuff[200];
 463
 464   i = 0;
 465   while (i < section->bfd_section->_raw_size)
 466     {
 467       struct IT_ob ob;
 468       int todo = 200;           /* Copy in 200 byte lumps */
 469       ob.spare = 0;
 470       if (i + todo > section->bfd_section->_raw_size)
 471         todo = section->bfd_section->_raw_size - i;
 472
 473       if (first)
 474         {
 475           ob.saf = 1;
 476           if (bfd_get_file_flags (abfd) & EXEC_P)
 477             ob.address = section->address;
 478           else
 479             ob.address = 0;
 480
 481           first = 0;
 482         }
 483       else
 484         {
 485           ob.saf = 0;
 486         }
 487
 488       ob.cpf = 0;               /* Never compress */
 489       ob.data.len = todo;
 490       bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
 491       ob.data.data = stuff;
 492       sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
 493       i += todo;
 494     }
 495   /* Now fill the rest with blanks */
 496   while (i < (bfd_size_type) section->size)
 497     {
 498       struct IT_ob ob;
 499       int todo = 200;           /* Copy in 200 byte lumps */
 500       ob.spare = 0;
 501       if (i + todo > (bfd_size_type) section->size)
 502         todo = section->size - i;
 503       ob.saf = 0;
 504
 505       ob.cpf = 0;               /* Never compress */
 506       ob.data.len = todo;
 507       memset (stuff, 0, todo);
 508       ob.data.data = stuff;
 509       sysroff_swap_ob_out (file, &ob);
 510       i += todo;
 511     }
 512   /* Now fill the rest with blanks */
 513
 514 }
 515
 516 static void
 517 wr_rl (ptr, sec)
 518      struct coff_ofile *ptr ATTRIBUTE_UNUSED;
 519      struct coff_section *sec;
 520 {
 521   int nr = sec->nrelocs;
 522   int i;
 523   for (i = 0; i < nr; i++)
 524     {
 525       struct coff_reloc *r = sec->relocs + i;
 526       struct coff_symbol *ref;
 527       struct IT_rl rl;
 528       rl.apol = 0;
 529       rl.boundary = 0;
 530       rl.segment = 1;
 531       rl.sign = 0;
 532       rl.check = 0;
 533       rl.addr = r->offset;
 534       rl.bitloc = 0;
 535       rl.flen = 32;             /* SH Specific */
 536       /* What sort of reloc ? Look in the section to find out */
 537       ref = r->symbol;
 538       if (ref->visible->type == coff_vis_ext_ref)
 539         {
 540           rl.bcount = 4;        /* Always 4 for us */
 541           rl.op = OP_EXT_REF;
 542           rl.symn = ref->er_number;
 543         }
 544       else if (ref->visible->type == coff_vis_common)
 545         {
 546           rl.bcount = 11;       /* Always 11 for us */
 547           rl.op = OP_SEC_REF;
 548           rl.secn = ref->where->section->number;
 549           rl.copcode_is_3 = 3;
 550           rl.alength_is_4 = 4;
 551           rl.addend = ref->where->offset - ref->where->section->address;
 552           rl.aopcode_is_0x20 = 0x20;
 553         }
 554
 555       else
 556         {
 557           rl.bcount = 11;       /* Always 11 for us */
 558           rl.op = OP_SEC_REF;
 559           rl.secn = ref->where->section->number;
 560           rl.copcode_is_3 = 3;
 561           rl.alength_is_4 = 4;
 562           rl.addend = -ref->where->section->address;
 563           rl.aopcode_is_0x20 = 0x20;
 564         }
 565       rl.end = 0xff;
 566       if (rl.op == OP_SEC_REF
 567           || rl.op == OP_EXT_REF)
 568         {
 569           sysroff_swap_rl_out (file, &rl);
 570         }
 571     }
 572 }
 573
 574 static void
 575 wr_object_body (p)
 576      struct coff_ofile *p;
 577 {
 578   int i;
 579   for (i = 1; i < p->nsections; i++)
 580     {
 581       wr_sh (p, p->sections + i);
 582       wr_ob (p, p->sections + i);
 583       wr_rl (p, p->sections + i);
 584     }
 585 }
 586
 587 static void
 588 wr_dps_start (sfile, section, scope, type, nest)
 589      struct coff_sfile *sfile;
 590      struct coff_section *section ATTRIBUTE_UNUSED;
 591      struct coff_scope *scope;
 592      int type;
 593      int nest;
 594 {
 595   struct IT_dps dps;
 596   dps.end = 0;
 597   dps.opt = 0;
 598   dps.type = type;
 599   if (scope->sec)
 600     {
 601       dps.san = scope->sec->number;
 602       dps.address = scope->offset - find_base (sfile, scope->sec);
 603       dps.block_size = scope->size;
 604       if (debug)
 605         {
 606           printf ("DPS %s %d %x\n",
 607                   sfile->name,
 608                   nest,
 609                   dps.address);
 610
 611         }
 612     }
 613   else
 614     {
 615       dps.san = 0;
 616       dps.address = 0;
 617       dps.block_size = 0;
 618     }
 619
 620   dps.nesting = nest;
 621   dps.neg = 0x1001;
 622   sysroff_swap_dps_out (file, &dps);
 623 }
 624
 625 static void
 626 wr_dps_end (section, scope, type)
 627      struct coff_section *section ATTRIBUTE_UNUSED;
 628      struct coff_scope *scope ATTRIBUTE_UNUSED;
 629      int type;
 630 {
 631   struct IT_dps dps;
 632   dps.end = 1;
 633   dps.type = type;
 634   sysroff_swap_dps_out (file, &dps);
 635 }
 636
 637 static int *
 638 nints (x)
 639      int x;
 640 {
 641   return (int *) (xcalloc (sizeof (int), x));
 642 }
 643
 644 static void walk_tree_symbol ();
 645 static void
 646 walk_tree_type_1 (sfile, symbol, type, nest)
 647      struct coff_sfile *sfile;
 648      struct coff_symbol *symbol;
 649      struct coff_type *type;
 650      int nest;
 651 {
 652   switch (type->type)
 653     {
 654     case coff_secdef_type:
 655     case coff_basic_type:
 656       {
 657         struct IT_dbt dbt;
 658
 659         switch (type->u.basic)
 660           {
 661           case T_NULL:
 662           case T_VOID:
 663             dbt.btype = BTYPE_VOID;
 664             dbt.sign = BTYPE_UNSPEC;
 665             dbt.fptype = FPTYPE_NOTSPEC;
 666             break;
 667           case T_CHAR:
 668             dbt.btype = BTYPE_CHAR;
 669             dbt.sign = BTYPE_UNSPEC;
 670             dbt.fptype = FPTYPE_NOTSPEC;
 671             break;
 672           case T_SHORT:
 673           case T_INT:
 674           case T_LONG:
 675             dbt.btype = BTYPE_INT;
 676             dbt.sign = SIGN_SIGNED;
 677             dbt.fptype = FPTYPE_NOTSPEC;
 678             break;
 679           case T_FLOAT:
 680             dbt.btype = BTYPE_FLOAT;
 681             dbt.fptype = FPTYPE_SINGLE;
 682             break;
 683           case T_DOUBLE:
 684             dbt.btype = BTYPE_FLOAT;
 685             dbt.fptype = FPTYPE_DOUBLE;
 686             break;
 687           case T_LNGDBL:
 688             dbt.btype = BTYPE_FLOAT;
 689             dbt.fptype = FPTYPE_EXTENDED;
 690             break;
 691           case T_UCHAR:
 692             dbt.btype = BTYPE_CHAR;
 693             dbt.sign = SIGN_UNSIGNED;
 694             dbt.fptype = FPTYPE_NOTSPEC;
 695             break;
 696           case T_USHORT:
 697           case T_UINT:
 698           case T_ULONG:
 699             dbt.btype = BTYPE_INT;
 700             dbt.sign = SIGN_UNSIGNED;
 701             dbt.fptype = FPTYPE_NOTSPEC;
 702             break;
 703           }
 704         dbt.bitsize = type->size;
 705         dbt.neg = 0x1001;
 706         sysroff_swap_dbt_out (file, &dbt);
 707         break;
 708       }
 709     case coff_pointer_type:
 710       {
 711         struct IT_dpt dpt;
 712         walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
 713         dpt.neg = 0x1001;
 714         sysroff_swap_dpt_out (file, &dpt);
 715         break;
 716       }
 717
 718     case coff_function_type:
 719       {
 720         struct IT_dfp dfp;
 721         struct coff_symbol *param;
 722         dfp.end = 0;
 723         dfp.spare = 0;
 724         dfp.nparams = type->u.function.parameters->nvars;
 725         dfp.neg = 0x1001;
 726
 727         walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
 728
 729         sysroff_swap_dfp_out (file, &dfp);
 730
 731         for (param = type->u.function.parameters->vars_head;
 732              param;
 733              param = param->next)
 734           {
 735             walk_tree_symbol (sfile, 0, param, nest);
 736           }
 737         dfp.end = 1;
 738         sysroff_swap_dfp_out (file, &dfp);
 739         break;
 740       }
 741
 742     case coff_structdef_type:
 743       {
 744         struct IT_dbt dbt;
 745         struct IT_dds dds;
 746         struct coff_symbol *member;
 747         dds.spare = 0;
 748         dbt.btype = BTYPE_STRUCT;
 749         dbt.bitsize = type->size;
 750         dbt.sign = SIGN_UNSPEC;
 751         dbt.fptype = FPTYPE_NOTSPEC;
 752         dbt.sid = get_member_id (type->u.astructdef.idx);
 753         dbt.neg = 0x1001;
 754         sysroff_swap_dbt_out (file, &dbt);
 755         dds.end = 0;
 756         dds.neg = 0x1001;
 757         sysroff_swap_dds_out (file, &dds);
 758         for (member = type->u.astructdef.elements->vars_head;
 759              member;
 760              member = member->next)
 761           {
 762             walk_tree_symbol (sfile, 0, member, nest + 1);
 763           }
 764
 765         dds.end = 1;
 766         sysroff_swap_dds_out (file, &dds);
 767
 768       }
 769       break;
 770     case coff_structref_type:
 771       {
 772         struct IT_dbt dbt;
 773         dbt.btype = BTYPE_TAG;
 774         dbt.bitsize = type->size;
 775         dbt.sign = SIGN_UNSPEC;
 776         dbt.fptype = FPTYPE_NOTSPEC;
 777         if (type->u.astructref.ref)
 778           {
 779             dbt.sid = get_member_id (type->u.astructref.ref->number);
 780           }
 781         else
 782           {
 783             dbt.sid = 0;
 784           }
 785
 786         dbt.neg = 0x1001;
 787         sysroff_swap_dbt_out (file, &dbt);
 788       }
 789       break;
 790     case coff_array_type:
 791       {
 792         struct IT_dar dar;
 793         int j;
 794         int dims = 1;           /* Only output one dimension at a time */
 795         dar.dims = dims;
 796         dar.variable = nints (dims);
 797         dar.subtype = nints (dims);
 798         dar.spare = nints (dims);
 799         dar.max_variable = nints (dims);
 800         dar.maxspare = nints (dims);
 801         dar.max = nints (dims);
 802         dar.min_variable = nints (dims);
 803         dar.min = nints (dims);
 804         dar.minspare = nints (dims);
 805         dar.neg = 0x1001;
 806         dar.length = type->size / type->u.array.dim;
 807         for (j = 0; j < dims; j++)
 808           {
 809             dar.variable[j] = VARIABLE_FIXED;
 810             dar.subtype[j] = SUB_INTEGER;
 811             dar.spare[j] = 0;
 812             dar.max_variable[j] = 0;
 813             dar.max[j] = type->u.array.dim;
 814             dar.min_variable[j] = 0;
 815             dar.min[j] = 1;     /* Why isn't this 0 ? */
 816           }
 817         walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
 818         sysroff_swap_dar_out (file, &dar);
 819       }
 820       break;
 821     case coff_enumdef_type:
 822       {
 823         struct IT_dbt dbt;
 824         struct IT_den den;
 825         struct coff_symbol *member;
 826         dbt.btype = BTYPE_ENUM;
 827         dbt.bitsize = type->size;
 828         dbt.sign = SIGN_UNSPEC;
 829         dbt.fptype = FPTYPE_NOTSPEC;
 830         dbt.sid = get_member_id (type->u.aenumdef.idx);
 831         dbt.neg = 0x1001;
 832         sysroff_swap_dbt_out (file, &dbt);
 833
 834         den.end = 0;
 835         den.neg = 0x1001;
 836         den.spare = 0;
 837         sysroff_swap_den_out (file, &den);
 838         for (member = type->u.aenumdef.elements->vars_head;
 839              member;
 840              member = member->next)
 841           {
 842             walk_tree_symbol (sfile, 0, member, nest + 1);
 843           }
 844
 845         den.end = 1;
 846         sysroff_swap_den_out (file, &den);
 847       }
 848       break;
 849
 850       break;
 851     case coff_enumref_type:
 852       {
 853         struct IT_dbt dbt;
 854         dbt.btype = BTYPE_TAG;
 855         dbt.bitsize = type->size;
 856         dbt.sign = SIGN_UNSPEC;
 857         dbt.fptype = FPTYPE_NOTSPEC;
 858         dbt.sid = get_member_id (type->u.aenumref.ref->number);
 859         dbt.neg = 0x1001;
 860         sysroff_swap_dbt_out (file, &dbt);
 861       }
 862       break;
 863     default:
 864       abort ();
 865     }
 866 }
 867
 868 /* Obsolete ?
 869    static void
 870    dty_start ()
 871    {
 872    struct IT_dty dty;
 873    dty.end = 0;
 874    dty.neg = 0x1001;
 875    dty.spare = 0;
 876    sysroff_swap_dty_out (file, &dty);
 877    }
 878
 879    static void
 880    dty_stop ()
 881    {
 882    struct IT_dty dty;
 883    dty.end = 0;
 884    dty.neg = 0x1001;
 885    dty.end = 1;
 886    sysroff_swap_dty_out (file, &dty);
 887    }
 888
 889
 890    static void
 891    dump_tree_structure (sfile, symbol, type, nest)
 892    struct coff_sfile *sfile;
 893    struct coff_symbol *symbol;
 894    struct coff_type *type;
 895    int nest;
 896    {
 897    if (symbol->type->type == coff_function_type)
 898    {
 899
 900
 901    }
 902
 903    }
 904  */
 905
 906 static void
 907 walk_tree_type (sfile, symbol, type, nest)
 908
 909      struct
 910      coff_sfile *sfile;
 911      struct coff_symbol *symbol;
 912      struct coff_type *type;
 913      int nest;
 914 {
 915   if (symbol->type->type == coff_function_type)
 916     {
 917
 918       struct IT_dty dty;
 919       dty.end = 0;
 920       dty.neg = 0x1001;
 921
 922       sysroff_swap_dty_out (file, &dty);
 923       walk_tree_type_1 (sfile, symbol, type, nest);
 924       dty.end = 1;
 925       sysroff_swap_dty_out (file, &dty);
 926
 927       wr_dps_start (sfile,
 928                     symbol->where->section,
 929                     symbol->type->u.function.code,
 930                     BLOCK_TYPE_FUNCTION, nest);
 931       wr_dps_start (sfile, symbol->where->section,
 932                     symbol->type->u.function.code,
 933                     BLOCK_TYPE_BLOCK, nest);
 934       walk_tree_scope (symbol->where->section,
 935                        sfile,
 936                        symbol->type->u.function.code,
 937                        nest + 1, BLOCK_TYPE_BLOCK);
 938
 939       wr_dps_end (symbol->where->section,
 940                   symbol->type->u.function.code,
 941                   BLOCK_TYPE_BLOCK);
 942       wr_dps_end (symbol->where->section,
 943                   symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
 944
 945     }
 946   else
 947     {
 948       struct IT_dty dty;
 949       dty.end = 0;
 950       dty.neg = 0x1001;
 951       sysroff_swap_dty_out (file, &dty);
 952       walk_tree_type_1 (sfile, symbol, type, nest);
 953       dty.end = 1;
 954       sysroff_swap_dty_out (file, &dty);
 955     }
 956
 957 }
 958
 959
 960
 961 static void
 962 walk_tree_symbol (sfile, section, symbol, nest)
 963      struct coff_sfile *sfile;
 964      struct coff_section *section ATTRIBUTE_UNUSED;
 965      struct coff_symbol *symbol;
 966      int nest;
 967 {
 968   struct IT_dsy dsy;
 969
 970   memset(&dsy, 0, sizeof(dsy));
 971   dsy.nesting = nest;
 972
 973   switch (symbol->type->type)
 974     {
 975     case coff_function_type:
 976       dsy.type = STYPE_FUNC;
 977       dsy.assign = 1;
 978       break;
 979     case coff_structref_type:
 980     case coff_pointer_type:
 981     case coff_array_type:
 982     case coff_basic_type:
 983     case coff_enumref_type:
 984       dsy.type = STYPE_VAR;
 985       dsy.assign = 1;
 986       break;
 987     case coff_enumdef_type:
 988       dsy.type = STYPE_TAG;
 989       dsy.assign = 0;
 990       dsy.magic = 2;
 991       break;
 992     case coff_structdef_type:
 993       dsy.type = STYPE_TAG;
 994       dsy.assign = 0;
 995       dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
 996       break;
 997     case coff_secdef_type:
 998       return;
 999     default:
1000       abort ();
1001     }
1002
1003   if (symbol->where->where == coff_where_member_of_struct)
1004     {
1005       dsy.assign = 0;
1006       dsy.type = STYPE_MEMBER;
1007     }
1008   if (symbol->where->where == coff_where_member_of_enum)
1009     {
1010       dsy.type = STYPE_ENUM;
1011       dsy.assign = 0;
1012       dsy.evallen = 4;
1013       dsy.evalue = symbol->where->offset;
1014     }
1015
1016   if (symbol->type->type == coff_structdef_type
1017       || symbol->where->where == coff_where_entag
1018       || symbol->where->where == coff_where_strtag)
1019     {
1020       dsy.snumber = get_member_id (symbol->number);
1021     }
1022   else
1023     {
1024       dsy.snumber = get_ordinary_id (symbol->number);
1025     }
1026
1027
1028   dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
1029
1030   switch (symbol->visible->type)
1031     {
1032     case coff_vis_common:
1033     case coff_vis_ext_def:
1034       dsy.ainfo = AINFO_STATIC_EXT_DEF;
1035       break;
1036     case coff_vis_ext_ref:
1037       dsy.ainfo = AINFO_STATIC_EXT_REF;
1038       break;
1039     case coff_vis_int_def:
1040       dsy.ainfo = AINFO_STATIC_INT;
1041       break;
1042     case coff_vis_auto:
1043     case coff_vis_autoparam:
1044       dsy.ainfo = AINFO_AUTO;
1045       break;
1046     case coff_vis_register:
1047     case coff_vis_regparam:
1048       dsy.ainfo = AINFO_REG;
1049       break;
1050       break;
1051     case coff_vis_tag:
1052     case coff_vis_member_of_struct:
1053     case coff_vis_member_of_enum:
1054       break;
1055     default:
1056       abort ();
1057     }
1058
1059   dsy.dlength = symbol->type->size;
1060   switch (symbol->where->where)
1061     {
1062     case coff_where_memory:
1063
1064       dsy.section = symbol->where->section->number;
1065 #ifdef FOOP
1066       dsy.section = 0;
1067 #endif
1068       break;
1069     case coff_where_member_of_struct:
1070     case coff_where_member_of_enum:
1071     case coff_where_stack:
1072     case coff_where_register:
1073     case coff_where_unknown:
1074     case coff_where_strtag:
1075
1076     case coff_where_entag:
1077     case coff_where_typedef:
1078       break;
1079     default:
1080       abort ();
1081     }
1082
1083   switch (symbol->where->where)
1084     {
1085     case coff_where_memory:
1086       dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
1087       break;
1088     case coff_where_stack:
1089       dsy.address = symbol->where->offset;
1090       break;
1091     case coff_where_member_of_struct:
1092
1093
1094       if (symbol->where->bitsize)
1095         {
1096           int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
1097           dsy.bitunit = 1;
1098           dsy.field_len = symbol->where->bitsize;
1099           dsy.field_off = (bits / 32) * 4;
1100           dsy.field_bitoff = bits % 32;
1101         }
1102       else
1103         {
1104           dsy.bitunit = 0;
1105
1106           dsy.field_len = symbol->type->size;
1107           dsy.field_off = symbol->where->offset;
1108         }
1109       break;
1110     case coff_where_member_of_enum:
1111       /*      dsy.bitunit = 0;
1112          dsy.field_len  = symbol->type->size;
1113          dsy.field_off = symbol->where->offset; */
1114       break;
1115     case coff_where_register:
1116     case coff_where_unknown:
1117     case coff_where_strtag:
1118
1119     case coff_where_entag:
1120     case coff_where_typedef:
1121       break;
1122     default:
1123       abort ();
1124     }
1125
1126   if (symbol->where->where == coff_where_register)
1127     dsy.reg = rnames[symbol->where->offset];
1128
1129   switch (symbol->visible->type)
1130     {
1131     case coff_vis_common:
1132       /* We do this 'cause common C symbols are treated as extdefs */
1133     case coff_vis_ext_def:
1134     case coff_vis_ext_ref:
1135
1136       dsy.ename = symbol->name;
1137       break;
1138
1139     case coff_vis_regparam:
1140     case coff_vis_autoparam:
1141       dsy.type = STYPE_PARAMETER;
1142       break;
1143
1144     case coff_vis_int_def:
1145
1146     case coff_vis_auto:
1147     case coff_vis_register:
1148     case coff_vis_tag:
1149     case coff_vis_member_of_struct:
1150     case coff_vis_member_of_enum:
1151       break;
1152     default:
1153       abort ();
1154     }
1155
1156   dsy.sfn = 0;
1157   dsy.sln = 2;
1158
1159   dsy.neg = 0x1001;
1160
1161
1162   sysroff_swap_dsy_out (file, &dsy);
1163
1164   walk_tree_type (sfile, symbol, symbol->type, nest);
1165 }
1166
1167
1168 static void
1169 walk_tree_scope (section, sfile, scope, nest, type)
1170      struct coff_section *section;
1171      struct coff_sfile *sfile;
1172      struct coff_scope *scope;
1173      int nest;
1174      int type;
1175 {
1176   struct coff_symbol *vars;
1177   struct coff_scope *child;
1178
1179   if (scope->vars_head
1180       || (scope->list_head && scope->list_head->vars_head))
1181     {
1182       wr_dps_start (sfile, section, scope, type, nest);
1183
1184       if (nest == 0)
1185         wr_globals (tree, sfile, nest + 1);
1186
1187       for (vars = scope->vars_head; vars; vars = vars->next)
1188         {
1189           walk_tree_symbol (sfile, section, vars, nest);
1190         }
1191
1192       for (child = scope->list_head; child; child = child->next)
1193         {
1194           walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
1195         }
1196
1197       wr_dps_end (section, scope, type);
1198     }
1199 }
1200 static void
1201 walk_tree_sfile (section, sfile)
1202      struct coff_section *section;
1203      struct coff_sfile *sfile;
1204 {
1205   walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
1206
1207 }
1208
1209 static void
1210 wr_program_structure (p, sfile)
1211      struct coff_ofile *p;
1212      struct coff_sfile *sfile;
1213 {
1214
1215   walk_tree_sfile (p->sections + 4, sfile);
1216
1217 }
1218
1219 static void
1220 wr_du (p, sfile, n)
1221      struct coff_ofile *p;
1222      struct coff_sfile *sfile;
1223      int n;
1224 {
1225   struct IT_du du;
1226   int lim;
1227 #if 0
1228   struct coff_symbol *symbol;
1229   static int incit = 0x500000;
1230   int used = 0;
1231 #endif
1232   int i;
1233   int j;
1234   unsigned int *lowest = (unsigned *) nints (p->nsections);
1235   unsigned int *highest = (unsigned *) nints (p->nsections);
1236   du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
1237   du.optimized = 0;
1238   du.stackfrmt = 0;
1239   du.spare = 0;
1240   du.unit = n;
1241   du.sections = p->nsections - 1;
1242   du.san = (int *) xcalloc (sizeof (int), du.sections);
1243   du.address = nints (du.sections);
1244   du.length = nints (du.sections);
1245
1246   for (i = 0; i < du.sections; i++)
1247     {
1248       lowest[i] = ~0;
1249       highest[i] = 0;
1250     }
1251
1252   /* Look through all the symbols and try and work out the extents in this
1253      source file */
1254 #if 0
1255   for (symbol = sfile->scope->vars_head;
1256        symbol;
1257        symbol = symbol->next)
1258     {
1259       if (symbol->type->type == coff_secdef_type)
1260         {
1261           unsigned int low = symbol->where->offset;
1262           unsigned int high = symbol->where->offset + symbol->type->size - 1;
1263           struct coff_section *section = symbol->where->section;
1264
1265           int sn = section->number;
1266           if (low < lowest[sn])
1267             lowest[sn] = low;
1268           if (high > highest[sn])
1269             highest[sn] = high;
1270         }
1271     }
1272
1273
1274   for (i = 0; i < du.sections; i++)
1275     {
1276       if (highest[i] == 0)
1277         {
1278           lowest[i] = highest[i] = incit;
1279         }
1280       du.san[used] = i;
1281       du.length[used] = highest[i] - lowest[i];
1282       du.address[used] = bfd_get_file_flags (abfd) & EXEC_P ? lowest[i] : 0;
1283       if (debug)
1284         {
1285           printf (" section %6s 0x%08x..0x%08x\n",
1286                   p->sections[i + 1].name,
1287                   lowest[i],
1288                   highest[i]);
1289         }
1290       used++;
1291     }
1292
1293 #endif
1294   lim = du.sections;
1295   for (j = 0; j < lim; j++)
1296     {
1297       int src = j;
1298       int dst = j;
1299       du.san[dst] = dst;
1300       if (sfile->section[src].init)
1301         {
1302           du.length[dst]
1303             = sfile->section[src].high - sfile->section[src].low + 1;
1304           du.address[dst]
1305             = sfile->section[src].low;
1306         }
1307       else
1308         {
1309           du.length[dst] = 0;
1310           du.address[dst] = 0;
1311         }
1312       if (debug)
1313         {
1314           if (sfile->section[src].parent)
1315             {
1316               printf (" section %6s 0x%08x..0x%08x\n",
1317                       sfile->section[src].parent->name,
1318                       du.address[dst],
1319                       du.address[dst] + du.length[dst] - 1);
1320             }
1321         }
1322       du.sections = dst + 1;
1323     }
1324
1325   du.tool = "c_gcc";
1326   du.date = DATE;
1327
1328   sysroff_swap_du_out (file, &du);
1329 }
1330
1331 static void
1332 wr_dus (p, sfile)
1333      struct coff_ofile *p ATTRIBUTE_UNUSED;
1334      struct coff_sfile *sfile;
1335 {
1336
1337   struct IT_dus dus;
1338
1339   dus.efn = 0x1001;
1340   dus.ns = 1;                   /* p->nsources; sac 14 jul 94 */
1341   dus.drb = nints (dus.ns);
1342   dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
1343   dus.spare = nints (dus.ns);
1344   dus.ndir = 0;
1345   /* Find the filenames */
1346 #if 0
1347   i = 0;
1348
1349   for (sfile = p->source_head;
1350        sfile;
1351        sfile = sfile->next)
1352     {
1353       dus.drb[i] = 0;
1354       dus.spare[i] = 0;
1355       dus.fname[i] = sfile->name;
1356       i++;
1357     }
1358 #else
1359   dus.drb[0] = 0;
1360   dus.fname[0] = sfile->name;
1361 #endif
1362
1363   sysroff_swap_dus_out (file, &dus);
1364
1365 }
1366
1367 /* Find the offset of the .text section for this sfile in the
1368    .text section for the output file */
1369
1370 static int
1371 find_base (sfile, section)
1372      struct coff_sfile *sfile;
1373      struct coff_section *section;
1374 {
1375   return sfile->section[section->number].low;
1376 }
1377
1378 static void
1379 wr_dln (p, sfile, n)
1380      struct coff_ofile *p ATTRIBUTE_UNUSED;
1381      struct coff_sfile *sfile;
1382      int n ATTRIBUTE_UNUSED;
1383
1384 {
1385 #if 0
1386   if (n == 0)
1387     {
1388       /* Count up all the linenumbers */
1389       struct coff_symbol *sy;
1390       int lc = 0;
1391       struct IT_dln dln;
1392
1393       int idx;
1394
1395       for (sy = p->symbol_list_head;
1396            sy;
1397            sy = sy->next_in_ofile_list)
1398         {
1399           struct coff_type *t = sy->type;
1400           if (t->type == coff_function_type)
1401             {
1402               struct coff_line *l = t->u.function.lines;
1403               lc += l->nlines;
1404             }
1405         }
1406
1407       dln.sfn = nints (lc);
1408       dln.sln = nints (lc);
1409       dln.lln = nints (lc);
1410       dln.section = nints (lc);
1411
1412       dln.from_address = nints (lc);
1413       dln.to_address = nints (lc);
1414
1415
1416       dln.neg = 0x1001;
1417
1418       dln.nln = lc;
1419
1420       /* Run through once more and fill up the structure */
1421       idx = 0;
1422       for (sy = p->symbol_list_head;
1423            sy;
1424            sy = sy->next_in_ofile_list)
1425         {
1426           if (sy->type->type == coff_function_type)
1427             {
1428               int i;
1429               struct coff_line *l = sy->type->u.function.lines;
1430               for (i = 0; i < l->nlines; i++)
1431                 {
1432                   dln.section[idx] = sy->where->section->number;
1433                   dln.sfn[idx] = n;
1434                   dln.sln[idx] = l->lines[i];
1435                   dln.from_address[idx] = l->addresses[i];
1436                   if (idx)
1437                     dln.to_address[idx - 1] = dln.from_address[idx];
1438                   idx++;
1439                 }
1440             }
1441           n++;
1442         }
1443       sysroff_swap_dln_out (file, &dln);
1444     }
1445
1446 #endif
1447 #if 1
1448   /* Count up all the linenumbers */
1449
1450   struct coff_symbol *sy;
1451   int lc = 0;
1452   struct IT_dln dln;
1453
1454   int idx;
1455
1456   for (sy = sfile->scope->vars_head;
1457        sy;
1458        sy = sy->next)
1459     {
1460       struct coff_type *t = sy->type;
1461       if (t->type == coff_function_type)
1462         {
1463           struct coff_line *l = t->u.function.lines;
1464           if (l)
1465             lc += l->nlines;
1466         }
1467     }
1468
1469   dln.sfn = nints (lc);
1470   dln.sln = nints (lc);
1471   dln.cc = nints (lc);
1472   dln.section = nints (lc);
1473
1474   dln.from_address = nints (lc);
1475   dln.to_address = nints (lc);
1476
1477
1478   dln.neg = 0x1001;
1479
1480   dln.nln = lc;
1481
1482   /* Run through once more and fill up the structure */
1483   idx = 0;
1484   for (sy = sfile->scope->vars_head;
1485        sy;
1486        sy = sy->next)
1487     {
1488       if (sy->type->type == coff_function_type)
1489         {
1490           int i;
1491           struct coff_line *l = sy->type->u.function.lines;
1492           if (l)
1493             {
1494               int base = find_base (sfile, sy->where->section);
1495               for (i = 0; i < l->nlines; i++)
1496                 {
1497                   dln.section[idx] = sy->where->section->number;
1498                   dln.sfn[idx] = 0;
1499                   dln.sln[idx] = l->lines[i];
1500                   dln.from_address[idx] =
1501                     l->addresses[i] + sy->where->section->address - base;
1502                   dln.cc[idx] = 0;
1503                   if (idx)
1504                     dln.to_address[idx - 1] = dln.from_address[idx];
1505                   idx++;
1506
1507                 }
1508               dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
1509             }
1510         }
1511     }
1512   if (lc)
1513     sysroff_swap_dln_out (file, &dln);
1514 #endif
1515 }
1516
1517 /* Write the global symbols out to the debug info */
1518 static void
1519 wr_globals (p, sfile, n)
1520      struct coff_ofile *p;
1521      struct coff_sfile *sfile;
1522      int n ATTRIBUTE_UNUSED;
1523 {
1524   struct coff_symbol *sy;
1525   for (sy = p->symbol_list_head;
1526        sy;
1527        sy = sy->next_in_ofile_list)
1528     {
1529       if (sy->visible->type == coff_vis_ext_def
1530           || sy->visible->type == coff_vis_ext_ref)
1531         {
1532           /* Only write out symbols if they belong to
1533              the current source file */
1534           if (sy->sfile == sfile)
1535             walk_tree_symbol (sfile, 0, sy, 0);
1536
1537         }
1538     }
1539 }
1540
1541 static void
1542 wr_debug (p)
1543      struct coff_ofile *p;
1544 {
1545   struct coff_sfile *sfile;
1546   int n = 0;
1547   for (sfile = p->source_head;
1548        sfile;
1549        sfile = sfile->next)
1550
1551     {
1552       if (debug)
1553         {
1554           printf ("%s\n", sfile->name);
1555         }
1556       wr_du (p, sfile, n);
1557       wr_dus (p, sfile);
1558       wr_program_structure (p, sfile);
1559       wr_dln (p, sfile, n);
1560       n++;
1561     }
1562 }
1563
1564 static void
1565 wr_cs ()
1566 {
1567   /* It seems that the CS struct is not normal - the size is wrong
1568      heres one I prepared earlier.. */
1569   static char b[] = {
1570     0x80,                       /* IT */
1571     0x21,                       /* RL */
1572     0x00,                       /* number of chars in variable length part */
1573     0x80,                       /* hd */
1574     0x00,                       /* hs */
1575     0x80,                       /* un */
1576     0x00,                       /* us */
1577     0x80,                       /* sc */
1578     0x00,                       /* ss */
1579     0x80,                       /* er */
1580     0x80,                       /* ed */
1581     0x80,                       /* sh */
1582     0x80,                       /* ob */
1583     0x80,                       /* rl */
1584     0x80,                       /* du */
1585     0x80,                       /* dps */
1586     0x80,                       /* dsy */
1587     0x80,                       /* dty */
1588     0x80,                       /* dln */
1589     0x80,                       /* dso */
1590     0x80,                       /* dus */
1591     0x00,                       /* dss */
1592     0x80,                       /* dbt */
1593     0x00,                       /* dpp */
1594     0x80,                       /* dfp */
1595     0x80,                       /* den */
1596     0x80,                       /* dds */
1597     0x80,                       /* dar */
1598     0x80,                       /* dpt */
1599     0x00,                       /* dul */
1600     0x00,                       /* dse */
1601     0x00,                       /* dot */
1602     0xDE                        /* CS */
1603   };
1604   fwrite (b, 1, sizeof (b), file);
1605 }
1606
1607 /* Write out the SC records for a unit.  Create an SC
1608    for all the sections which appear in the output file, even
1609    if there isn't an equivalent one on the input */
1610
1611 static int
1612 wr_sc (ptr, sfile)
1613      struct coff_ofile *ptr;
1614      struct coff_sfile *sfile;
1615 {
1616   int i;
1617 int scount = 0;
1618   /* First work out the total number of sections */
1619
1620   int total_sec = ptr->nsections;
1621
1622   struct myinfo
1623     {
1624       struct coff_section *sec;
1625       struct coff_symbol *symbol;
1626     };
1627   struct coff_symbol *symbol;
1628
1629   struct myinfo *info
1630     = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
1631
1632
1633
1634   for (i = 0; i < total_sec; i++)
1635     {
1636       info[i].sec = ptr->sections + i;
1637       info[i].symbol = 0;
1638     }
1639
1640   for (symbol = sfile->scope->vars_head;
1641        symbol;
1642        symbol = symbol->next)
1643     {
1644
1645       if (symbol->type->type == coff_secdef_type)
1646         {
1647           for (i = 0; i < total_sec; i++)
1648             {
1649               if (symbol->where->section == info[i].sec)
1650                 {
1651                   info[i].symbol = symbol;
1652                   break;
1653                 }
1654             }
1655         }
1656     }
1657
1658   /* Now output all the section info, and fake up some stuff for sections
1659      we don't have */
1660
1661   for (i = 1; i < total_sec; i++)
1662     {
1663       struct IT_sc sc;
1664       char *name;
1665       symbol = info[i].symbol;
1666       sc.spare = 0;
1667       sc.spare1 = 0;
1668       if (!symbol)
1669         {
1670           /* Don't have a symbol set aside for this section, which means that nothing
1671              in this file does anything for the section. */
1672           sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
1673           sc.addr = 0;
1674           sc.length = 0;
1675           name = info[i].sec->name;
1676         }
1677       else
1678         {
1679           if (bfd_get_file_flags (abfd) & EXEC_P)
1680             {
1681               sc.format = 0;
1682               sc.addr = symbol->where->offset;
1683             }
1684           else
1685             {
1686               sc.format = 1;
1687               sc.addr = 0;
1688             }
1689           sc.length = symbol->type->size;
1690           name = symbol->name;
1691         }
1692
1693       sc.align = 4;
1694
1695       sc.concat = CONCAT_SIMPLE;
1696       sc.read = 3;
1697       sc.write = 3;
1698       sc.exec = 3;
1699       sc.init = 3;
1700       sc.mode = 3;
1701       sc.spare = 0;
1702       sc.segadd = 0;
1703       sc.spare1 = 0;            /* If not zero, then it doesn't work */
1704       sc.name = section_translate (name);
1705       if (strlen (sc.name) == 1)
1706         {
1707           switch (sc.name[0])
1708             {
1709             case 'D':
1710             case 'B':
1711               sc.contents = CONTENTS_DATA;
1712               break;
1713             default:
1714               sc.contents = CONTENTS_CODE;
1715             }
1716         }
1717       else
1718         {
1719           sc.contents = CONTENTS_CODE;
1720         }
1721 #if 0
1722       /* NEW */
1723       if (sc.length) {
1724 #endif
1725         sysroff_swap_sc_out (file, &sc);
1726         scount++;
1727 #if 0
1728       }
1729 #endif
1730     }
1731 return scount;
1732 }
1733
1734
1735 /* Write out the ER records for a unit. */
1736 static void
1737 wr_er (ptr, sfile, first)
1738      struct coff_ofile *ptr;
1739      struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1740      int first;
1741 {
1742   int idx = 0;
1743   struct coff_symbol *sym;
1744   if (first)
1745     {
1746       for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
1747         {
1748           if (sym->visible->type == coff_vis_ext_ref)
1749             {
1750               struct IT_er er;
1751               er.spare = 0;
1752               er.type = ER_NOTSPEC;
1753               er.name = sym->name;
1754               sysroff_swap_er_out (file, &er);
1755               sym->er_number = idx++;
1756             }
1757         }
1758     }
1759 }
1760
1761 /* Write out the ED records for a unit. */
1762 static void
1763 wr_ed (ptr, sfile, first)
1764      struct coff_ofile *ptr;
1765      struct coff_sfile *sfile ATTRIBUTE_UNUSED;
1766      int first;
1767 {
1768   struct coff_symbol *s;
1769   if (first)
1770     {
1771       for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
1772         {
1773           if (s->visible->type == coff_vis_ext_def
1774               || s->visible->type == coff_vis_common)
1775             {
1776               struct IT_ed ed;
1777
1778               ed.section = s->where->section->number;
1779               ed.spare = 0;
1780               if (s->where->section->data)
1781                 {
1782                   ed.type = ED_TYPE_DATA;
1783                 }
1784               else if (s->where->section->code & SEC_CODE)
1785                 {
1786                   ed.type = ED_TYPE_ENTRY;
1787                 }
1788               else
1789                 {
1790                   ed.type = ED_TYPE_NOTSPEC;
1791                   ed.type = ED_TYPE_DATA;
1792                 }
1793               ed.address = s->where->offset - s->where->section->address;
1794               ed.name = s->name;
1795               sysroff_swap_ed_out (file, &ed);
1796             }
1797         }
1798     }
1799 }
1800
1801 static void
1802 wr_unit_info (ptr)
1803      struct coff_ofile *ptr;
1804 {
1805   struct coff_sfile *sfile;
1806   int first = 1;
1807   for (sfile = ptr->source_head;
1808        sfile;
1809        sfile = sfile->next)
1810     {
1811       long p1;
1812       long p2;
1813       int nsecs;
1814       p1 = ftell (file);
1815       wr_un (ptr, sfile, first, 0);
1816       nsecs = wr_sc (ptr, sfile);
1817       p2 = ftell (file);
1818       fseek (file, p1, SEEK_SET);
1819       wr_un (ptr, sfile, first, nsecs);
1820       fseek (file, p2, SEEK_SET);
1821       wr_er (ptr, sfile, first);
1822       wr_ed (ptr, sfile, first);
1823       first = 0;
1824     }
1825 }
1826
1827 static void
1828 wr_module (p)
1829      struct coff_ofile *p;
1830 {
1831   wr_cs ();
1832   wr_hd (p);
1833   wr_unit_info (p);
1834   wr_object_body (p);
1835   wr_debug (p);
1836   wr_tr ();
1837 }
1838
1839 static int
1840 align (x)
1841      int x;
1842 {
1843   return (x + 3) & ~3;
1844 }
1845
1846 /* Find all the common variables and turn them into
1847    ordinary defs - dunno why, but thats what hitachi does with 'em */
1848
1849 static void
1850 prescan (tree)
1851      struct coff_ofile *tree;
1852 {
1853   struct coff_symbol *s;
1854   struct coff_section *common_section;
1855   /* Find the common section - always section 3 */
1856   common_section = tree->sections + 3;
1857   for (s = tree->symbol_list_head;
1858        s;
1859        s = s->next_in_ofile_list)
1860     {
1861       if (s->visible->type == coff_vis_common)
1862         {
1863           struct coff_where *w = s->where;
1864           /*      s->visible->type = coff_vis_ext_def; leave it as common */
1865           common_section->size = align (common_section->size);
1866           w->offset = common_section->size + common_section->address;
1867           w->section = common_section;
1868           common_section->size += s->type->size;
1869           common_section->size = align (common_section->size);
1870         }
1871     }
1872 }
1873
1874 char *program_name;
1875
1876 static void
1877 show_usage (file, status)
1878      FILE *file;
1879      int status;
1880 {
1881   fprintf (file, _("Usage: %s [-dhVq] in-file [out-file]\n"), program_name);
1882   exit (status);
1883 }
1884
1885 static void
1886 show_help ()
1887 {
1888   printf (_("%s: Convert a COFF object file into a SYSROFF object file\n"),
1889           program_name);
1890   show_usage (stdout, 0);
1891 }
1892
1893
1894
1895 int
1896 main (ac, av)
1897      int ac;
1898      char *av[];
1899 {
1900   int opt;
1901   static struct option long_options[] =
1902   {
1903     {"debug", no_argument, 0, 'd'},
1904     {"quick", no_argument, 0, 'q'},
1905     {"noprescan", no_argument, 0, 'n'},
1906     {"help", no_argument, 0, 'h'},
1907     {"version", no_argument, 0, 'V'},
1908     {NULL, no_argument, 0, 0}
1909   };
1910   char **matching;
1911   char *input_file;
1912   char *output_file;
1913
1914 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
1915   setlocale (LC_MESSAGES, "");
1916 #endif
1917   bindtextdomain (PACKAGE, LOCALEDIR);
1918   textdomain (PACKAGE);
1919
1920   program_name = av[0];
1921   xmalloc_set_program_name (program_name);
1922
1923   while ((opt = getopt_long (ac, av, "dhVqn", long_options,
1924                              (int *) NULL))
1925          != EOF)
1926     {
1927       switch (opt)
1928         {
1929         case 'q':
1930           quick = 1;
1931           break;
1932         case 'n':
1933           noprescan = 1;
1934           break;
1935         case 'd':
1936           debug = 1;
1937           break;
1938         case 'h':
1939           show_help ();
1940           /*NOTREACHED */
1941         case 'V':
1942           printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
1943           exit (0);
1944           /*NOTREACHED */
1945         case 0:
1946           break;
1947         default:
1948           show_usage (stderr, 1);
1949           /*NOTREACHED */
1950         }
1951     }
1952
1953   /* The input and output files may be named on the command line.  */
1954   output_file = NULL;
1955   if (optind < ac)
1956     {
1957       input_file = av[optind];
1958       ++optind;
1959       if (optind < ac)
1960         {
1961           output_file = av[optind];
1962           ++optind;
1963           if (optind < ac)
1964             show_usage (stderr, 1);
1965           if (strcmp (input_file, output_file) == 0)
1966             {
1967               fatal (_("input and output files must be different"));
1968             }
1969         }
1970     }
1971   else
1972     input_file = 0;
1973
1974   if (!input_file)
1975     {
1976       fatal (_("no input file specified"));
1977     }
1978
1979   if (!output_file)
1980     {
1981       /* Take a .o off the input file and stick on a .obj.  If
1982          it doesn't end in .o, then stick a .obj on anyway */
1983
1984       int len = strlen (input_file);
1985       output_file = xmalloc (len + 5);
1986       strcpy (output_file, input_file);
1987       if (len > 3
1988           && output_file[len - 2] == '.'
1989           && output_file[len - 1] == 'o')
1990         {
1991           output_file[len] = 'b';
1992           output_file[len + 1] = 'j';
1993           output_file[len + 2] = 0;
1994         }
1995       else
1996         {
1997           strcat (output_file, ".obj");
1998         }
1999     }
2000
2001   abfd = bfd_openr (input_file, 0);
2002
2003   if (!abfd)
2004     bfd_fatal (input_file);
2005
2006   if (!bfd_check_format_matches (abfd, bfd_object, &matching))
2007     {
2008       bfd_nonfatal (input_file);
2009       if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
2010         {
2011           list_matching_formats (matching);
2012           free (matching);
2013         }
2014       exit (1);
2015     }
2016
2017   file = fopen (output_file, FOPEN_WB);
2018
2019   if (!file)
2020     {
2021       fatal (_("unable to open output file %s"), output_file);
2022     }
2023
2024   if (debug)
2025     printf ("ids %d %d\n", base1, base2);
2026   tree = coff_grok (abfd);
2027   if (!noprescan)
2028     prescan (tree);
2029   wr_module (tree);
2030   return 0;
2031 }