Initial revision

1 files changed, 2036 insertions, 0 deletions

diff --git a/binutils/srconv.c b/binutils/srconv.c
new file mode 100644
index 0000000000..8b0f2b7b5e
--- /dev/null
+++ b/binutils/srconv.c
@@ -0,0 +1,2036 @@
+/* srconv.c -- Sysroff conversion program
+   Copyright (C) 1994, 95, 96, 98, 1999 Free Software Foundation, Inc.
+
+   This file is part of GNU Binutils.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA.  */
+
+/* Written by Steve Chamberlain (sac@cygnus.com)
+
+   This program can be used to convert a coff object file
+   into a Hitachi OM/LM (Sysroff) format.
+
+   All debugging information is preserved */
+
+#include <bfd.h>
+#include "bucomm.h"
+#include "sysroff.h"
+#include "coffgrok.h"
+#include <libiberty.h>
+#include <getopt.h>
+
+#include "coff/internal.h"
+#include "../bfd/libcoff.h"
+
+#define PROGRAM_VERSION "1.5"
+/*#define FOOP1 1 */
+
+static int addrsize;
+static char *toolname;
+static char **rnames;
+
+static void wr_cs ();
+static void walk_tree_scope ();
+static void wr_globals ();
+static int find_base ();
+
+static FILE *file;
+static bfd *abfd;
+static int debug = 0;
+static int quick = 0;
+static int noprescan = 0;
+static struct coff_ofile *tree;
+/* Obsolete ?? 
+   static int absolute_p;
+ */
+
+static int segmented_p;
+static int code;
+
+static int ids1[20000];
+static int ids2[20000];
+
+static int base1 = 0x18;
+static int base2 = 0x2018;
+
+static int
+get_member_id (x)
+     int x;
+{
+  if (ids2[x])
+    {
+      return ids2[x];
+    }
+  ids2[x] = base2++;
+  return ids2[x];
+}
+
+static int
+get_ordinary_id (x)
+     int x;
+{
+  if (ids1[x])
+    {
+      return ids1[x];
+    }
+  ids1[x] = base1++;
+  return ids1[x];
+}
+static char *
+section_translate (n)
+     char *n;
+{
+  if (strcmp (n, ".text") == 0)
+    return "P";
+  if (strcmp (n, ".data") == 0)
+    return "D";
+  if (strcmp (n, ".bss") == 0)
+    return "B";
+  return n;
+}
+
+
+
+#define DATE "940201073000";	/* Just a time on my birthday */
+
+
+static
+char *
+strip_suffix (name)
+     char *name;
+{
+  int i;
+  char *res;
+  for (i = 0; name[i] != 0 && name[i] != '.'; i++)
+    ;
+  res = (char *) xmalloc (i + 1);
+  memcpy (res, name, i);
+  res[i] = 0;
+  return res;
+}
+
+
+/* IT LEN stuff CS */
+static void
+checksum (file, ptr, size, code)
+     FILE *file;
+     char *ptr;
+     int size;
+     int code;
+{
+  int j;
+  int last;
+  int sum = 0;
+  int bytes = size / 8;
+  last = !(code & 0xff00);
+  if (size & 0x7)
+    abort ();
+  ptr[0] = code | (last ? 0x80 : 0);
+  ptr[1] = bytes + 1;
+
+  for (j = 0; j < bytes; j++)
+    {
+      sum += ptr[j];
+    }
+  /* Glue on a checksum too */
+  ptr[bytes] = ~sum;
+  fwrite (ptr, bytes + 1, 1, file);
+}
+
+
+
+
+static void
+writeINT (n, ptr, idx, size, file)
+     int n;
+     char *ptr;
+     int *idx;
+     int size;
+     FILE *file;
+{
+  int byte = *idx / 8;
+
+  if (size == -2)
+    size = addrsize;
+  else if (size == -1)
+    size = 0;
+
+  if (byte > 240)
+    {
+      /* Lets write out that record and do another one */
+      checksum (file, ptr, *idx, code | 0x1000);
+      *idx = 16;
+      byte = *idx / 8;
+    }
+  switch (size)
+    {
+    case 0:
+      break;
+    case 1:
+      ptr[byte] = n;
+      break;
+    case 2:
+      ptr[byte + 0] = n >> 8;
+      ptr[byte + 1] = n;
+      break;
+    case 4:
+      ptr[byte + 0] = n >> 24;
+      ptr[byte + 1] = n >> 16;
+      ptr[byte + 2] = n >> 8;
+      ptr[byte + 3] = n >> 0;
+      break;
+    default:
+      abort ();
+    }
+  *idx += size * 8;
+}
+
+
+static void
+writeBITS (val, ptr, idx, size)
+     int val;
+     char *ptr;
+     int *idx;
+     int size;
+{
+  int byte = *idx / 8;
+  int bit = *idx % 8;
+  int old;
+  *idx += size;
+
+  old = ptr[byte];
+  /* Turn off all about to change bits */
+  old &= ~((~0 >> (8 - bit - size)) & ((1 << size) - 1));
+  /* Turn on the bits we want */
+  old |= (val & ((1 << size) - 1)) << (8 - bit - size);
+  ptr[byte] = old;
+}
+
+static void
+writeBARRAY (data, ptr, idx, size, file)
+     barray data;
+     char *ptr;
+     int *idx;
+     int size;
+     FILE *file;
+{
+  int i;
+  writeINT (data.len, ptr, idx, 1, file);
+  for (i = 0; i < data.len; i++)
+    {
+      writeINT (data.data[i], ptr, idx, 1, file);
+    }
+}
+
+
+static void
+writeCHARS (string, ptr, idx, size, file)
+     char *string;
+     char *ptr;
+     int *idx;
+     int size;
+     FILE *file;
+{
+  int i = *idx / 8;
+
+  if (i > 240)
+    {
+      /* Lets write out that record and do another one */
+      checksum (file, ptr, *idx, code | 0x1000);
+      *idx = 16;
+      i = *idx / 8;
+    }
+
+  if (size == 0)
+    {
+      /* Variable length string */
+      size = strlen (string);
+      ptr[i++] = size;
+    }
+
+  /* BUG WAITING TO HAPPEN */
+  memcpy (ptr + i, string, size);
+  i += size;
+  *idx = i * 8;
+}
+
+#define SYSROFF_SWAP_OUT
+#include "sysroff.c"
+
+
+static char *rname_sh[] =
+{
+  "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"
+};
+
+static char *rname_h8300[] =
+{
+  "ER0", "ER1", "ER2", "ER3", "ER4", "ER5", "ER6", "ER7", "PC", "CCR"
+};
+
+static void
+wr_tr ()
+{
+  /* The TR block is not normal - it doesn't have any contents. */
+
+  static char b[] = {
+    0xff,			/* IT */
+    0x03,			/* RL */
+    0xfd,			/* CS */
+  };
+  fwrite (b, 1, sizeof (b), file);
+}
+
+static void
+wr_un (ptr, sfile, first, nsecs)
+     struct coff_ofile *ptr;
+     struct coff_sfile *sfile;
+     int first;
+     int nsecs;
+{
+  struct IT_un un;
+
+  struct coff_symbol *s;
+
+  un.spare1 = 0;
+
+  if (bfd_get_file_flags (abfd) & EXEC_P)
+    un.format = FORMAT_LM;
+  else
+    un.format = FORMAT_OM;
+  un.spare1 = 0;
+
+
+#if 1
+  un.nsections = ptr->nsections - 1;	/*  Don't count the abs section */
+#else
+  /*NEW - only count sections with size */
+  un.nsections = nsecs;
+#endif
+
+  un.nextdefs = 0;
+  un.nextrefs = 0;
+  /* Count all the undefined and defined variables with global scope */
+
+  if (first)
+    {
+      for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
+	{
+	  if (s->visible->type == coff_vis_ext_def
+	      || s->visible->type == coff_vis_common)
+	    un.nextdefs++;
+
+	  if (s->visible->type == coff_vis_ext_ref)
+	    un.nextrefs++;
+	}
+    }
+  un.tool = toolname;
+  un.tcd = DATE;
+  un.linker = "L_GX00";
+  un.lcd = DATE;
+  un.name = sfile->name;
+  sysroff_swap_un_out (file, &un);
+}
+
+
+static void
+wr_hd (p)
+     struct coff_ofile *p;
+{
+  struct IT_hd hd;
+
+  hd.spare1 = 0;
+  if (bfd_get_file_flags (abfd) & EXEC_P)
+    {
+      hd.mt = MTYPE_ABS_LM;
+    }
+  else
+    {
+      hd.mt = MTYPE_OMS_OR_LMS;
+    }
+  hd.cd = DATE;
+
+  hd.nu = p->nsources;		/* Always one unit */
+  hd.code = 0;			/* Always ASCII */
+  hd.ver = "0200";		/* Version 2.00 */
+  switch (bfd_get_arch (abfd))
+    {
+    case bfd_arch_h8300:
+      hd.au = 8;
+      hd.si = 0;
+      hd.spcsz = 32;
+      hd.segsz = 0;
+      hd.segsh = 0;
+      switch (bfd_get_mach (abfd))
+	{
+	case bfd_mach_h8300:
+	  hd.cpu = "H8300";
+	  hd.afl = 2;
+	  addrsize = 2;
+	  toolname = "C_H8/300";
+	  break;
+	case bfd_mach_h8300h:
+	  hd.cpu = "H8300H";
+	  hd.afl = 4;
+	  addrsize = 4;
+	  toolname = "C_H8/300H";
+	  break;
+	case bfd_mach_h8300s:
+	  hd.cpu = "H8300S";
+	  hd.afl = 4;
+	  addrsize = 4;
+	  toolname = "C_H8/300S";
+	  break;
+	default:
+	  abort();
+	}
+      rnames = rname_h8300;
+      break;
+    case bfd_arch_sh:
+      hd.au = 8;
+      hd.si = 0;
+      hd.afl = 4;
+      hd.spcsz = 32;
+      hd.segsz = 0;
+      hd.segsh = 0;
+      hd.cpu = "SH";
+      addrsize = 4;
+      toolname = "C_SH";
+      rnames = rname_sh;
+      break;
+    default:
+      abort ();
+    }
+
+  if (! bfd_get_file_flags(abfd) & EXEC_P)
+    {
+      hd.ep = 0;
+    }
+  else
+    {
+      hd.ep = 1;
+      hd.uan = 0;
+      hd.sa = 0;
+      hd.sad = 0;
+      hd.address = bfd_get_start_address (abfd);
+    }
+
+  hd.os = "";
+  hd.sys = "";
+  hd.mn = strip_suffix (bfd_get_filename (abfd));
+
+  sysroff_swap_hd_out (file, &hd);
+}
+
+
+static void
+wr_sh (p, sec)
+     struct coff_ofile *p;
+     struct coff_section *sec;
+{
+  struct IT_sh sh;
+  sh.unit = 0;
+  sh.section = sec->number;
+#ifdef FOOP1
+  sh.section = 0;
+#endif
+  sysroff_swap_sh_out (file, &sh);
+}
+
+
+static void
+wr_ob (p, section)
+     struct coff_ofile *p;
+     struct coff_section *section;
+{
+  bfd_size_type i;
+  int first = 1;
+  unsigned char stuff[200];
+
+  i = 0;
+  while (i < section->bfd_section->_raw_size)
+    {
+      struct IT_ob ob;
+      int todo = 200;		/* Copy in 200 byte lumps */
+      ob.spare = 0;
+      if (i + todo > section->bfd_section->_raw_size)
+	todo = section->bfd_section->_raw_size - i;
+
+      if (first)
+	{
+	  ob.saf = 1;
+	  if (bfd_get_file_flags (abfd) & EXEC_P)
+	    ob.address = section->address;
+	  else
+	    ob.address = 0;
+
+	  first = 0;
+	}
+      else
+	{
+	  ob.saf = 0;
+	}
+
+      ob.cpf = 0;		/* Never compress */
+      ob.data.len = todo;
+      bfd_get_section_contents (abfd, section->bfd_section, stuff, i, todo);
+      ob.data.data = stuff;
+      sysroff_swap_ob_out (file, &ob /*, i + todo < section->size */ );
+      i += todo;
+    }
+  /* Now fill the rest with blanks */
+  while (i < (bfd_size_type) section->size)
+    {
+      struct IT_ob ob;
+      int todo = 200;		/* Copy in 200 byte lumps */
+      ob.spare = 0;
+      if (i + todo > (bfd_size_type) section->size)
+	todo = section->size - i;
+      ob.saf = 0;
+
+      ob.cpf = 0;		/* Never compress */
+      ob.data.len = todo;
+      memset (stuff, 0, todo);
+      ob.data.data = stuff;
+      sysroff_swap_ob_out (file, &ob);
+      i += todo;
+    }
+  /* Now fill the rest with blanks */
+
+}
+
+static void
+wr_rl (ptr, sec)
+     struct coff_ofile *ptr;
+     struct coff_section *sec;
+{
+  int nr = sec->nrelocs;
+  int i;
+  for (i = 0; i < nr; i++)
+    {
+      struct coff_reloc *r = sec->relocs + i;
+      struct coff_symbol *ref;
+      struct IT_rl rl;
+      rl.apol = 0;
+      rl.boundary = 0;
+      rl.segment = 1;
+      rl.sign = 0;
+      rl.check = 0;
+      rl.addr = r->offset;
+      rl.bitloc = 0;
+      rl.flen = 32;		/* SH Specific */
+      /* What sort of reloc ? Look in the section to find out */
+      ref = r->symbol;
+      if (ref->visible->type == coff_vis_ext_ref)
+	{
+	  rl.bcount = 4;	/* Always 4 for us */
+	  rl.op = OP_EXT_REF;
+	  rl.symn = ref->er_number;
+	}
+      else if (ref->visible->type == coff_vis_common)
+	{
+	  rl.bcount = 11;	/* Always 11 for us */
+	  rl.op = OP_SEC_REF;
+	  rl.secn = ref->where->section->number;
+	  rl.copcode_is_3 = 3;
+	  rl.alength_is_4 = 4;
+	  rl.addend = ref->where->offset - ref->where->section->address;
+	  rl.aopcode_is_0x20 = 0x20;
+	}
+
+      else
+	{
+	  rl.bcount = 11;	/* Always 11 for us */
+	  rl.op = OP_SEC_REF;
+	  rl.secn = ref->where->section->number;
+	  rl.copcode_is_3 = 3;
+	  rl.alength_is_4 = 4;
+	  rl.addend = -ref->where->section->address;
+	  rl.aopcode_is_0x20 = 0x20;
+	}
+      rl.end = 0xff;
+      if (rl.op == OP_SEC_REF
+	  || rl.op == OP_EXT_REF)
+	{
+	  sysroff_swap_rl_out (file, &rl);
+	}
+    }
+}
+
+static void
+wr_object_body (p)
+     struct coff_ofile *p;
+{
+  int i;
+  for (i = 1; i < p->nsections; i++)
+    {
+      wr_sh (p, p->sections + i);
+      wr_ob (p, p->sections + i);
+      wr_rl (p, p->sections + i);
+    }
+}
+
+static void
+wr_dps_start (sfile, section, scope, type, nest)
+     struct coff_sfile *sfile;
+     struct coff_section *section;
+     struct coff_scope *scope;
+     int type;
+     int nest;
+{
+  struct IT_dps dps;
+  dps.end = 0;
+  dps.opt = 0;
+  dps.type = type;
+  if (scope->sec)
+    {
+      dps.san = scope->sec->number;
+      dps.address = scope->offset - find_base (sfile, scope->sec);
+      dps.block_size = scope->size;
+      if (debug)
+	{
+	  printf ("DPS %s %d %x\n",
+		  sfile->name,
+		  nest,
+		  dps.address);
+
+	}
+    }
+  else
+    {
+      dps.san = 0;
+      dps.address = 0;
+      dps.block_size = 0;
+    }
+
+  dps.nesting = nest;
+  dps.neg = 0x1001;
+  sysroff_swap_dps_out (file, &dps);
+}
+
+static void
+wr_dps_end (section, scope, type)
+     struct coff_section *section;
+     struct coff_scope *scope;
+     int type;
+{
+  struct IT_dps dps;
+  dps.end = 1;
+  dps.type = type;
+  sysroff_swap_dps_out (file, &dps);
+}
+
+static int *
+nints (x)
+     int x;
+{
+  return (int *) (xcalloc (sizeof (int), x));
+}
+
+static void walk_tree_symbol ();
+static void
+walk_tree_type_1 (sfile, symbol, type, nest)
+     struct coff_sfile *sfile;
+     struct coff_symbol *symbol;
+     struct coff_type *type;
+     int nest;
+{
+  switch (type->type)
+    {
+    case coff_secdef_type:
+    case coff_basic_type:
+      {
+	struct IT_dbt dbt;
+
+	switch (type->u.basic)
+	  {
+	  case T_NULL:
+	  case T_VOID:
+	    dbt.btype = BTYPE_VOID;
+	    dbt.sign = BTYPE_UNSPEC;
+	    dbt.fptype = FPTYPE_NOTSPEC;
+	    break;
+	  case T_CHAR:
+	    dbt.btype = BTYPE_CHAR;
+	    dbt.sign = BTYPE_UNSPEC;
+	    dbt.fptype = FPTYPE_NOTSPEC;
+	    break;
+	  case T_SHORT:
+	  case T_INT:
+	  case T_LONG:
+	    dbt.btype = BTYPE_INT;
+	    dbt.sign = SIGN_SIGNED;
+	    dbt.fptype = FPTYPE_NOTSPEC;
+	    break;
+	  case T_FLOAT:
+	    dbt.btype = BTYPE_FLOAT;
+	    dbt.fptype = FPTYPE_SINGLE;
+	    break;
+	  case T_DOUBLE:
+	    dbt.btype = BTYPE_FLOAT;
+	    dbt.fptype = FPTYPE_DOUBLE;
+	    break;
+	  case T_LNGDBL:
+	    dbt.btype = BTYPE_FLOAT;
+	    dbt.fptype = FPTYPE_EXTENDED;
+	    break;
+	  case T_UCHAR:
+	    dbt.btype = BTYPE_CHAR;
+	    dbt.sign = SIGN_UNSIGNED;
+	    dbt.fptype = FPTYPE_NOTSPEC;
+	    break;
+	  case T_USHORT:
+	  case T_UINT:
+	  case T_ULONG:
+	    dbt.btype = BTYPE_INT;
+	    dbt.sign = SIGN_UNSIGNED;
+	    dbt.fptype = FPTYPE_NOTSPEC;
+	    break;
+	  }
+	dbt.bitsize = type->size;
+	dbt.neg = 0x1001;
+	sysroff_swap_dbt_out (file, &dbt);
+	break;
+      }
+    case coff_pointer_type:
+      {
+	struct IT_dpt dpt;
+	walk_tree_type_1 (sfile, symbol, type->u.pointer.points_to, nest + 1);
+	dpt.neg = 0x1001;
+	sysroff_swap_dpt_out (file, &dpt);
+	break;
+      }
+
+    case coff_function_type:
+      {
+	struct IT_dfp dfp;
+	struct coff_symbol *param;
+	dfp.end = 0;
+	dfp.spare = 0;
+	dfp.nparams = type->u.function.parameters->nvars;
+	dfp.neg = 0x1001;
+
+	walk_tree_type_1 (sfile, symbol, type->u.function.function_returns, nest + 1);
+
+	sysroff_swap_dfp_out (file, &dfp);
+
+	for (param = type->u.function.parameters->vars_head;
+	     param;
+	     param = param->next)
+	  {
+	    walk_tree_symbol (sfile, 0, param, nest);
+	  }
+	dfp.end = 1;
+	sysroff_swap_dfp_out (file, &dfp);
+	break;
+      }
+
+    case coff_structdef_type:
+      {
+	struct IT_dbt dbt;
+	struct IT_dds dds;
+	struct coff_symbol *member;
+	dds.spare = 0;
+	dbt.btype = BTYPE_STRUCT;
+	dbt.bitsize = type->size;
+	dbt.sign = SIGN_UNSPEC;
+	dbt.fptype = FPTYPE_NOTSPEC;
+	dbt.sid = get_member_id (type->u.astructdef.idx);
+	dbt.neg = 0x1001;
+	sysroff_swap_dbt_out (file, &dbt);
+	dds.end = 0;
+	dds.neg = 0x1001;
+	sysroff_swap_dds_out (file, &dds);
+	for (member = type->u.astructdef.elements->vars_head;
+	     member;
+	     member = member->next)
+	  {
+	    walk_tree_symbol (sfile, 0, member, nest + 1);
+	  }
+
+	dds.end = 1;
+	sysroff_swap_dds_out (file, &dds);
+
+      }
+      break;
+    case coff_structref_type:
+      {
+	struct IT_dbt dbt;
+	dbt.btype = BTYPE_TAG;
+	dbt.bitsize = type->size;
+	dbt.sign = SIGN_UNSPEC;
+	dbt.fptype = FPTYPE_NOTSPEC;
+	if (type->u.astructref.ref)
+	  {
+	    dbt.sid = get_member_id (type->u.astructref.ref->number);
+	  }
+	else
+	  {
+	    dbt.sid = 0;
+	  }
+
+	dbt.neg = 0x1001;
+	sysroff_swap_dbt_out (file, &dbt);
+      }
+      break;
+    case coff_array_type:
+      {
+	struct IT_dar dar;
+	int j;
+	int dims = 1;		/* Only output one dimension at a time */
+	dar.dims = dims;
+	dar.variable = nints (dims);
+	dar.subtype = nints (dims);
+	dar.spare = nints (dims);
+	dar.max_variable = nints (dims);
+	dar.maxspare = nints (dims);
+	dar.max = nints (dims);
+	dar.min_variable = nints (dims);
+	dar.min = nints (dims);
+	dar.minspare = nints (dims);
+	dar.neg = 0x1001;
+	dar.length = type->size / type->u.array.dim;
+	for (j = 0; j < dims; j++)
+	  {
+	    dar.variable[j] = VARIABLE_FIXED;
+	    dar.subtype[j] = SUB_INTEGER;
+	    dar.spare[j] = 0;
+	    dar.max_variable[j] = 0;
+	    dar.max[j] = type->u.array.dim;
+	    dar.min_variable[j] = 0;
+	    dar.min[j] = 1;	/* Why isn't this 0 ? */
+	  }
+	walk_tree_type_1 (sfile, symbol, type->u.array.array_of, nest + 1);
+	sysroff_swap_dar_out (file, &dar);
+      }
+      break;
+    case coff_enumdef_type:
+      {
+	struct IT_dbt dbt;
+	struct IT_den den;
+	struct coff_symbol *member;
+	dbt.btype = BTYPE_ENUM;
+	dbt.bitsize = type->size;
+	dbt.sign = SIGN_UNSPEC;
+	dbt.fptype = FPTYPE_NOTSPEC;
+	dbt.sid = get_member_id (type->u.aenumdef.idx);
+	dbt.neg = 0x1001;
+	sysroff_swap_dbt_out (file, &dbt);
+
+	den.end = 0;
+	den.neg = 0x1001;
+	den.spare = 0;
+	sysroff_swap_den_out (file, &den);
+	for (member = type->u.aenumdef.elements->vars_head;
+	     member;
+	     member = member->next)
+	  {
+	    walk_tree_symbol (sfile, 0, member, nest + 1);
+	  }
+
+	den.end = 1;
+	sysroff_swap_den_out (file, &den);
+      }
+      break;
+
+      break;
+    case coff_enumref_type:
+      {
+	struct IT_dbt dbt;
+	dbt.btype = BTYPE_TAG;
+	dbt.bitsize = type->size;
+	dbt.sign = SIGN_UNSPEC;
+	dbt.fptype = FPTYPE_NOTSPEC;
+	dbt.sid = get_member_id (type->u.aenumref.ref->number);
+	dbt.neg = 0x1001;
+	sysroff_swap_dbt_out (file, &dbt);
+      }
+      break;
+    default:
+      abort ();
+    }
+}
+
+/* Obsolete ? 
+   static void
+   dty_start ()
+   {
+   struct IT_dty dty;
+   dty.end = 0;
+   dty.neg = 0x1001;
+   dty.spare = 0;
+   sysroff_swap_dty_out (file, &dty);
+   }
+
+   static void
+   dty_stop ()
+   {
+   struct IT_dty dty;
+   dty.end = 0;
+   dty.neg = 0x1001;
+   dty.end = 1;
+   sysroff_swap_dty_out (file, &dty);
+   }
+
+
+   static void
+   dump_tree_structure (sfile, symbol, type, nest)
+   struct coff_sfile *sfile;
+   struct coff_symbol *symbol;
+   struct coff_type *type;
+   int nest;
+   {
+   if (symbol->type->type == coff_function_type)
+   {
+
+
+   }
+
+   }
+ */
+
+static void
+walk_tree_type (sfile, symbol, type, nest)
+
+     struct
+     coff_sfile *sfile;
+     struct coff_symbol *symbol;
+     struct coff_type *type;
+     int nest;
+{
+  if (symbol->type->type == coff_function_type)
+    {
+
+      struct IT_dty dty;
+      dty.end = 0;
+      dty.neg = 0x1001;
+
+      sysroff_swap_dty_out (file, &dty);
+      walk_tree_type_1 (sfile, symbol, type, nest);
+      dty.end = 1;
+      sysroff_swap_dty_out (file, &dty);
+
+      wr_dps_start (sfile,
+		    symbol->where->section,
+		    symbol->type->u.function.code,
+		    BLOCK_TYPE_FUNCTION, nest);
+      wr_dps_start (sfile, symbol->where->section,
+		    symbol->type->u.function.code,
+		    BLOCK_TYPE_BLOCK, nest);
+      walk_tree_scope (symbol->where->section,
+		       sfile,
+		       symbol->type->u.function.code,
+		       nest + 1, BLOCK_TYPE_BLOCK);
+
+      wr_dps_end (symbol->where->section,
+		  symbol->type->u.function.code,
+		  BLOCK_TYPE_BLOCK);
+      wr_dps_end (symbol->where->section,
+		  symbol->type->u.function.code, BLOCK_TYPE_FUNCTION);
+
+    }
+  else
+    {
+      struct IT_dty dty;
+      dty.end = 0;
+      dty.neg = 0x1001;
+      sysroff_swap_dty_out (file, &dty);
+      walk_tree_type_1 (sfile, symbol, type, nest);
+      dty.end = 1;
+      sysroff_swap_dty_out (file, &dty);
+    }
+
+}
+
+
+
+static void
+walk_tree_symbol (sfile, section, symbol, nest)
+     struct coff_sfile *sfile;
+     struct coff_section *section;
+     struct coff_symbol *symbol;
+     int nest;
+{
+  struct IT_dsy dsy;
+
+  memset(&dsy, 0, sizeof(dsy));
+  dsy.nesting = nest;
+
+  switch (symbol->type->type)
+    {
+    case coff_function_type:
+      dsy.type = STYPE_FUNC;
+      dsy.assign = 1;
+      break;
+    case coff_structref_type:
+    case coff_pointer_type:
+    case coff_array_type:
+    case coff_basic_type:
+    case coff_enumref_type:
+      dsy.type = STYPE_VAR;
+      dsy.assign = 1;
+      break;
+    case coff_enumdef_type:
+      dsy.type = STYPE_TAG;
+      dsy.assign = 0;
+      dsy.magic = 2;
+      break;
+    case coff_structdef_type:
+      dsy.type = STYPE_TAG;
+      dsy.assign = 0;
+      dsy.magic = symbol->type->u.astructdef.isstruct ? 0 : 1;
+      break;
+    case coff_secdef_type:
+      return;
+    default:
+      abort ();
+    }
+
+  if (symbol->where->where == coff_where_member_of_struct)
+    {
+      dsy.assign = 0;
+      dsy.type = STYPE_MEMBER;
+    }
+  if (symbol->where->where == coff_where_member_of_enum)
+    {
+      dsy.type = STYPE_ENUM;
+      dsy.assign = 0;
+      dsy.evallen = 4;
+      dsy.evalue = symbol->where->offset;
+    }
+
+  if (symbol->type->type == coff_structdef_type
+      || symbol->where->where == coff_where_entag
+      || symbol->where->where == coff_where_strtag)
+    {
+      dsy.snumber = get_member_id (symbol->number);
+    }
+  else
+    {
+      dsy.snumber = get_ordinary_id (symbol->number);
+    }
+
+
+  dsy.sname = symbol->name[0] == '_' ? symbol->name + 1 : symbol->name;
+
+  switch (symbol->visible->type)
+    {
+    case coff_vis_common:
+    case coff_vis_ext_def:
+      dsy.ainfo = AINFO_STATIC_EXT_DEF;
+      break;
+    case coff_vis_ext_ref:
+      dsy.ainfo = AINFO_STATIC_EXT_REF;
+      break;
+    case coff_vis_int_def:
+      dsy.ainfo = AINFO_STATIC_INT;
+      break;
+    case coff_vis_auto:
+    case coff_vis_autoparam:
+      dsy.ainfo = AINFO_AUTO;
+      break;
+    case coff_vis_register:
+    case coff_vis_regparam:
+      dsy.ainfo = AINFO_REG;
+      break;
+      break;
+    case coff_vis_tag:
+    case coff_vis_member_of_struct:
+    case coff_vis_member_of_enum:
+      break;
+    default:
+      abort ();
+    }
+
+  dsy.dlength = symbol->type->size;
+  switch (symbol->where->where)
+    {
+    case coff_where_memory:
+
+      dsy.section = symbol->where->section->number;
+#ifdef FOOP
+      dsy.section = 0;
+#endif
+      break;
+    case coff_where_member_of_struct:
+    case coff_where_member_of_enum:
+    case coff_where_stack:
+    case coff_where_register:
+    case coff_where_unknown:
+    case coff_where_strtag:
+
+    case coff_where_entag:
+    case coff_where_typedef:
+      break;
+    default:
+      abort ();
+    }
+
+  switch (symbol->where->where)
+    {
+    case coff_where_memory:
+      dsy.address = symbol->where->offset - find_base (sfile, symbol->where->section);
+      break;
+    case coff_where_stack:
+      dsy.address = symbol->where->offset;
+      break;
+    case coff_where_member_of_struct:
+
+
+      if (symbol->where->bitsize)
+	{
+	  int bits = (symbol->where->offset * 8 + symbol->where->bitoffset);
+	  dsy.bitunit = 1;
+	  dsy.field_len = symbol->where->bitsize;
+	  dsy.field_off = (bits / 32) * 4;
+	  dsy.field_bitoff = bits % 32;
+	}
+      else
+	{
+	  dsy.bitunit = 0;
+
+	  dsy.field_len = symbol->type->size;
+	  dsy.field_off = symbol->where->offset;
+	}
+      break;
+    case coff_where_member_of_enum:
+      /*      dsy.bitunit = 0;
+         dsy.field_len  = symbol->type->size;
+         dsy.field_off = symbol->where->offset; */
+      break;
+    case coff_where_register:
+    case coff_where_unknown:
+    case coff_where_strtag:
+
+    case coff_where_entag:
+    case coff_where_typedef:
+      break;
+    default:
+      abort ();
+    }
+
+  if (symbol->where->where == coff_where_register)
+    dsy.reg = rnames[symbol->where->offset];
+
+  switch (symbol->visible->type)
+    {
+    case coff_vis_common:
+      /* We do this 'cause common C symbols are treated as extdefs */
+    case coff_vis_ext_def:
+    case coff_vis_ext_ref:
+
+      dsy.ename = symbol->name;
+      break;
+
+    case coff_vis_regparam:
+    case coff_vis_autoparam:
+      dsy.type = STYPE_PARAMETER;
+      break;
+
+    case coff_vis_int_def:
+
+    case coff_vis_auto:
+    case coff_vis_register:
+    case coff_vis_tag:
+    case coff_vis_member_of_struct:
+    case coff_vis_member_of_enum:
+      break;
+    default:
+      abort ();
+    }
+
+  dsy.sfn = 0;
+  dsy.sln = 2;
+
+  dsy.neg = 0x1001;
+
+
+  sysroff_swap_dsy_out (file, &dsy);
+
+  walk_tree_type (sfile, symbol, symbol->type, nest);
+}
+
+
+static void
+walk_tree_scope (section, sfile, scope, nest, type)
+     struct coff_section *section;
+     struct coff_sfile *sfile;
+     struct coff_scope *scope;
+     int nest;
+     int type;
+{
+  struct coff_symbol *vars;
+  struct coff_scope *child;
+
+  if (scope->vars_head
+      || (scope->list_head && scope->list_head->vars_head))
+    {
+      wr_dps_start (sfile, section, scope, type, nest);
+
+      if (nest == 0)
+	wr_globals (tree, sfile, nest + 1);
+
+      for (vars = scope->vars_head; vars; vars = vars->next)
+	{
+	  walk_tree_symbol (sfile, section, vars, nest);
+	}
+
+      for (child = scope->list_head; child; child = child->next)
+	{
+	  walk_tree_scope (section, sfile, child, nest + 1, BLOCK_TYPE_BLOCK);
+	}
+
+      wr_dps_end (section, scope, type);
+    }
+}
+static void
+walk_tree_sfile (section, sfile)
+     struct coff_section *section;
+     struct coff_sfile *sfile;
+{
+  walk_tree_scope (section, sfile, sfile->scope, 0, BLOCK_TYPE_COMPUNIT);
+
+}
+
+static void
+wr_program_structure (p, sfile)
+     struct coff_ofile *p;
+     struct coff_sfile *sfile;
+{
+
+  walk_tree_sfile (p->sections + 4, sfile);
+
+}
+
+static void
+wr_du (p, sfile, n)
+     struct coff_ofile *p;
+     struct coff_sfile *sfile;
+     int n;
+{
+  struct IT_du du;
+  int lim;
+#if 0
+  struct coff_symbol *symbol;
+  static int incit = 0x500000;
+  int used = 0;
+#endif
+  int i;
+  int j;
+  unsigned int *lowest = (unsigned *) nints (p->nsections);
+  unsigned int *highest = (unsigned *) nints (p->nsections);
+  du.format = bfd_get_file_flags (abfd) & EXEC_P ? 0 : 1;
+  du.optimized = 0;
+  du.stackfrmt = 0;
+  du.spare = 0;
+  du.unit = n;
+  du.sections = p->nsections - 1;
+  du.san = (int *) xcalloc (sizeof (int), du.sections);
+  du.address = nints (du.sections);
+  du.length = nints (du.sections);
+
+  for (i = 0; i < du.sections; i++)
+    {
+      lowest[i] = ~0;
+      highest[i] = 0;
+    }
+
+  /* Look through all the symbols and try and work out the extents in this
+     source file */
+#if 0
+  for (symbol = sfile->scope->vars_head;
+       symbol;
+       symbol = symbol->next)
+    {
+      if (symbol->type->type == coff_secdef_type)
+	{
+	  unsigned int low = symbol->where->offset;
+	  unsigned int high = symbol->where->offset + symbol->type->size - 1;
+	  struct coff_section *section = symbol->where->section;
+
+	  int sn = section->number;
+	  if (low < lowest[sn])
+	    lowest[sn] = low;
+	  if (high > highest[sn])
+	    highest[sn] = high;
+	}
+    }
+
+
+  for (i = 0; i < du.sections; i++)
+    {
+      if (highest[i] == 0)
+	{
+	  lowest[i] = highest[i] = incit;
+	}
+      du.san[used] = i;
+      du.length[used] = highest[i] - lowest[i];
+      du.address[used] = bfd_get_file_flags (abfd) & EXEC_P ? lowest[i] : 0;
+      if (debug)
+	{
+	  printf (" section %6s 0x%08x..0x%08x\n",
+		  p->sections[i + 1].name,
+		  lowest[i],
+		  highest[i]);
+	}
+      used++;
+    }
+
+#endif
+  lim = du.sections;
+  for (j = 0; j < lim; j++)
+    {
+      int src = j;
+      int dst = j;
+      du.san[dst] = dst;
+      if (sfile->section[src].init)
+	{
+	  du.length[dst]
+	    = sfile->section[src].high - sfile->section[src].low + 1;
+	  du.address[dst]
+	    = sfile->section[src].low;
+	}
+      else
+	{
+	  du.length[dst] = 0;
+	  du.address[dst] = 0;
+	}
+      if (debug)
+	{
+	  if (sfile->section[src].parent)
+	    {
+	      printf (" section %6s 0x%08x..0x%08x\n",
+		      sfile->section[src].parent->name,
+		      du.address[dst],
+		      du.address[dst] + du.length[dst] - 1);
+	    }
+	}
+      du.sections = dst + 1;
+    }
+
+  du.tool = "c_gcc";
+  du.date = DATE;
+
+  sysroff_swap_du_out (file, &du);
+}
+
+static void
+wr_dus (p, sfile)
+     struct coff_ofile *p;
+     struct coff_sfile *sfile;
+{
+
+  struct IT_dus dus;
+
+  dus.efn = 0x1001;
+  dus.ns = 1;			/* p->nsources; sac 14 jul 94 */
+  dus.drb = nints (dus.ns);
+  dus.fname = (char **) xcalloc (sizeof (char *), dus.ns);
+  dus.spare = nints (dus.ns);
+  dus.ndir = 0;
+  /* Find the filenames */
+#if 0
+  i = 0;
+
+  for (sfile = p->source_head;
+       sfile;
+       sfile = sfile->next)
+    {
+      dus.drb[i] = 0;
+      dus.spare[i] = 0;
+      dus.fname[i] = sfile->name;
+      i++;
+    }
+#else
+  dus.drb[0] = 0;
+  dus.fname[0] = sfile->name;
+#endif
+
+  sysroff_swap_dus_out (file, &dus);
+
+}
+
+/* Find the offset of the .text section for this sfile in the
+   .text section for the output file */
+
+static int
+find_base (sfile, section)
+     struct coff_sfile *sfile;
+     struct coff_section *section;
+{
+  return sfile->section[section->number].low;
+}
+static void
+wr_dln (p, sfile, n)
+     struct coff_ofile *p;
+     struct coff_sfile *sfile;
+     int n;
+
+{
+#if 0
+  if (n == 0)
+    {
+      /* Count up all the linenumbers */
+      struct coff_symbol *sy;
+      int lc = 0;
+      struct IT_dln dln;
+
+      int idx;
+
+      for (sy = p->symbol_list_head;
+	   sy;
+	   sy = sy->next_in_ofile_list)
+	{
+	  struct coff_type *t = sy->type;
+	  if (t->type == coff_function_type)
+	    {
+	      struct coff_line *l = t->u.function.lines;
+	      lc += l->nlines;
+	    }
+	}
+
+      dln.sfn = nints (lc);
+      dln.sln = nints (lc);
+      dln.lln = nints (lc);
+      dln.section = nints (lc);
+
+      dln.from_address = nints (lc);
+      dln.to_address = nints (lc);
+
+
+      dln.neg = 0x1001;
+
+      dln.nln = lc;
+
+      /* Run through once more and fill up the structure */
+      idx = 0;
+      for (sy = p->symbol_list_head;
+	   sy;
+	   sy = sy->next_in_ofile_list)
+	{
+	  if (sy->type->type == coff_function_type)
+	    {
+	      int i;
+	      struct coff_line *l = sy->type->u.function.lines;
+	      for (i = 0; i < l->nlines; i++)
+		{
+		  dln.section[idx] = sy->where->section->number;
+		  dln.sfn[idx] = n;
+		  dln.sln[idx] = l->lines[i];
+		  dln.from_address[idx] = l->addresses[i];
+		  if (idx)
+		    dln.to_address[idx - 1] = dln.from_address[idx];
+		  idx++;
+		}
+	    }
+	  n++;
+	}
+      sysroff_swap_dln_out (file, &dln);
+    }
+
+#endif
+#if 1
+  /* Count up all the linenumbers */
+
+  struct coff_symbol *sy;
+  int lc = 0;
+  struct IT_dln dln;
+
+  int idx;
+
+  for (sy = sfile->scope->vars_head;
+       sy;
+       sy = sy->next)
+    {
+      struct coff_type *t = sy->type;
+      if (t->type == coff_function_type)
+	{
+	  struct coff_line *l = t->u.function.lines;
+	  if (l)
+	    lc += l->nlines;
+	}
+    }
+
+  dln.sfn = nints (lc);
+  dln.sln = nints (lc);
+  dln.cc = nints (lc);
+  dln.section = nints (lc);
+
+  dln.from_address = nints (lc);
+  dln.to_address = nints (lc);
+
+
+  dln.neg = 0x1001;
+
+  dln.nln = lc;
+
+  /* Run through once more and fill up the structure */
+  idx = 0;
+  for (sy = sfile->scope->vars_head;
+       sy;
+       sy = sy->next)
+    {
+      if (sy->type->type == coff_function_type)
+	{
+	  int i;
+	  struct coff_line *l = sy->type->u.function.lines;
+	  if (l)
+	    {
+	      int base = find_base (sfile, sy->where->section);
+	      for (i = 0; i < l->nlines; i++)
+		{
+		  dln.section[idx] = sy->where->section->number;
+		  dln.sfn[idx] = 0;
+		  dln.sln[idx] = l->lines[i];
+		  dln.from_address[idx] =
+		    l->addresses[i] + sy->where->section->address - base;
+		  dln.cc[idx] = 0;
+		  if (idx)
+		    dln.to_address[idx - 1] = dln.from_address[idx];
+		  idx++;
+
+		}
+	      dln.to_address[idx - 1] = dln.from_address[idx - 1] + 2;
+	    }
+	}
+    }
+  if (lc)
+    sysroff_swap_dln_out (file, &dln);
+#endif
+}
+
+/* Write the global symbols out to the debug info */
+static void
+wr_globals (p, sfile, n)
+     struct coff_ofile *p;
+     struct coff_sfile *sfile;
+     int n;
+{
+  struct coff_symbol *sy;
+  for (sy = p->symbol_list_head;
+       sy;
+       sy = sy->next_in_ofile_list)
+    {
+      if (sy->visible->type == coff_vis_ext_def
+	  || sy->visible->type == coff_vis_ext_ref)
+	{
+	  /* Only write out symbols if they belong to
+	     the current source file */
+	  if (sy->sfile == sfile)
+	    walk_tree_symbol (sfile, 0, sy, 0);
+
+	}
+    }
+}
+
+static void
+wr_debug (p)
+     struct coff_ofile *p;
+{
+  struct coff_sfile *sfile;
+  int n = 0;
+  for (sfile = p->source_head;
+       sfile;
+       sfile = sfile->next)
+
+    {
+      if (debug)
+	{
+	  printf ("%s\n", sfile->name);
+	}
+      wr_du (p, sfile, n);
+      wr_dus (p, sfile);
+      wr_program_structure (p, sfile);
+      wr_dln (p, sfile, n);
+      n++;
+    }
+}
+
+static void
+wr_cs ()
+{
+  /* It seems that the CS struct is not normal - the size is wrong
+     heres one I prepared earlier.. */
+  static char b[] = {
+    0x80,			/* IT */
+    0x21,			/* RL */
+    0x00,			/* number of chars in variable length part */
+    0x80,			/* hd */ 
+    0x00,			/* hs */ 
+    0x80,			/* un */ 
+    0x00,			/* us */ 
+    0x80,			/* sc */ 
+    0x00,			/* ss */ 
+    0x80,			/* er */ 
+    0x80,			/* ed */ 
+    0x80,			/* sh */ 
+    0x80,			/* ob */ 
+    0x80,			/* rl */ 
+    0x80,			/* du */
+    0x80,			/* dps */
+    0x80,			/* dsy */
+    0x80,			/* dty */
+    0x80,			/* dln */
+    0x80,			/* dso */
+    0x80,			/* dus */
+    0x00,			/* dss */
+    0x80,			/* dbt */
+    0x00,			/* dpp */
+    0x80,			/* dfp */
+    0x80,			/* den */
+    0x80,			/* dds */
+    0x80,			/* dar */
+    0x80,			/* dpt */
+    0x00,			/* dul */
+    0x00,			/* dse */
+    0x00,			/* dot */
+    0xDE			/* CS */
+  };
+  fwrite (b, 1, sizeof (b), file);
+}
+
+/* Write out the SC records for a unit.  Create an SC
+   for all the sections which appear in the output file, even
+   if there isn't an equivalent one on the input */
+
+static int
+wr_sc (ptr, sfile)
+     struct coff_ofile *ptr;
+     struct coff_sfile *sfile;
+{
+  int i;
+int scount = 0;
+  /* First work out the total number of sections */
+
+  int total_sec = ptr->nsections;
+
+  struct myinfo
+    {
+      struct coff_section *sec;
+      struct coff_symbol *symbol;
+    };
+  struct coff_symbol *symbol;
+
+  struct myinfo *info
+    = (struct myinfo *) calloc (total_sec, sizeof (struct myinfo));
+
+
+
+  for (i = 0; i < total_sec; i++)
+    {
+      info[i].sec = ptr->sections + i;
+      info[i].symbol = 0;
+    }
+
+  for (symbol = sfile->scope->vars_head;
+       symbol;
+       symbol = symbol->next)
+    {
+
+      if (symbol->type->type == coff_secdef_type)
+	{
+	  for (i = 0; i < total_sec; i++)
+	    {
+	      if (symbol->where->section == info[i].sec)
+		{
+		  info[i].symbol = symbol;
+		  break;
+		}
+	    }
+	}
+    }
+
+  /* Now output all the section info, and fake up some stuff for sections
+     we don't have */
+
+  for (i = 1; i < total_sec; i++)
+    {
+      struct IT_sc sc;
+      char *name;
+      symbol = info[i].symbol;
+      sc.spare = 0;
+      sc.spare1 = 0;
+      if (!symbol)
+	{
+	  /* Don't have a symbol set aside for this section, which means that nothing
+	     in this file does anything for the section. */
+	  sc.format = !(bfd_get_file_flags (abfd) & EXEC_P);
+	  sc.addr = 0;
+	  sc.length = 0;
+	  name = info[i].sec->name;
+	}
+      else
+	{
+	  if (bfd_get_file_flags (abfd) & EXEC_P)
+	    {
+	      sc.format = 0;
+	      sc.addr = symbol->where->offset;
+	    }
+	  else
+	    {
+	      sc.format = 1;
+	      sc.addr = 0;
+	    }
+	  sc.length = symbol->type->size;
+	  name = symbol->name;
+	}
+
+      sc.align = 4;
+
+      sc.concat = CONCAT_SIMPLE;
+      sc.read = 3;
+      sc.write = 3;
+      sc.exec = 3;
+      sc.init = 3;
+      sc.mode = 3;
+      sc.spare = 0;
+      sc.segadd = 0;
+      sc.spare1 = 0;		/* If not zero, then it doesn't work */
+      sc.name = section_translate (name);
+      if (strlen (sc.name) == 1)
+	{
+	  switch (sc.name[0])
+	    {
+	    case 'D':
+	    case 'B':
+	      sc.contents = CONTENTS_DATA;
+	      break;
+	    default:
+	      sc.contents = CONTENTS_CODE;
+	    }
+	}
+      else
+	{
+	  sc.contents = CONTENTS_CODE;
+	}
+#if 0
+      /* NEW */
+      if (sc.length) {
+#endif
+	sysroff_swap_sc_out (file, &sc);
+	scount++;
+#if 0
+      }
+#endif
+    }
+return scount;
+}
+
+
+/* Write out the ER records for a unit. */
+static void
+wr_er (ptr, sfile, first)
+     struct coff_ofile *ptr;
+     struct coff_sfile *sfile;
+     int first;
+{
+  int idx = 0;
+  struct coff_symbol *sym;
+  if (first)
+    {
+      for (sym = ptr->symbol_list_head; sym; sym = sym->next_in_ofile_list)
+	{
+	  if (sym->visible->type == coff_vis_ext_ref)
+	    {
+	      struct IT_er er;
+	      er.spare = 0;
+	      er.type = ER_NOTSPEC;
+	      er.name = sym->name;
+	      sysroff_swap_er_out (file, &er);
+	      sym->er_number = idx++;
+	    }
+	}
+    }
+}
+
+/* Write out the ED records for a unit. */
+static void
+wr_ed (ptr, sfile, first)
+     struct coff_ofile *ptr;
+     struct coff_sfile *sfile;
+     int first;
+{
+  struct coff_symbol *s;
+  if (first)
+    {
+      for (s = ptr->symbol_list_head; s; s = s->next_in_ofile_list)
+	{
+	  if (s->visible->type == coff_vis_ext_def
+	      || s->visible->type == coff_vis_common)
+	    {
+	      struct IT_ed ed;
+
+	      ed.section = s->where->section->number;
+	      ed.spare = 0;
+	      if (s->where->section->data)
+		{
+		  ed.type = ED_TYPE_DATA;
+		}
+	      else if (s->where->section->code & SEC_CODE)
+		{
+		  ed.type = ED_TYPE_ENTRY;
+		}
+	      else
+		{
+		  ed.type = ED_TYPE_NOTSPEC;
+		  ed.type = ED_TYPE_DATA;
+		}
+	      ed.address = s->where->offset - s->where->section->address;
+	      ed.name = s->name;
+	      sysroff_swap_ed_out (file, &ed);
+	    }
+	}
+    }
+}
+
+static void
+wr_unit_info (ptr)
+     struct coff_ofile *ptr;
+{
+  struct coff_sfile *sfile;
+  int first = 1;
+  for (sfile = ptr->source_head;
+       sfile;
+       sfile = sfile->next)
+    {
+      long p1;
+      long p2;
+      int nsecs;
+      p1 = ftell (file);
+      wr_un (ptr, sfile, first, 0);
+      nsecs = wr_sc (ptr, sfile);
+      p2 = ftell (file);
+      fseek (file, p1, SEEK_SET);
+      wr_un (ptr, sfile, first, nsecs);
+      fseek (file, p2, SEEK_SET); 
+      wr_er (ptr, sfile, first);
+      wr_ed (ptr, sfile, first);
+      first = 0;
+    }
+}
+
+static void
+wr_module (p)
+     struct coff_ofile *p;
+{
+  wr_cs ();
+  wr_hd (p);
+  wr_unit_info (p);
+  wr_object_body (p);
+  wr_debug (p);
+  wr_tr ();
+}
+
+static int
+align (x)
+     int x;
+{
+  return (x + 3) & ~3;
+}
+
+/* Find all the common variables and turn them into
+   ordinary defs - dunno why, but thats what hitachi does with 'em */
+
+static void
+prescan (tree)
+     struct coff_ofile *tree;
+{
+  struct coff_symbol *s;
+  struct coff_section *common_section;
+  /* Find the common section - always section 3 */
+  common_section = tree->sections + 3;
+  for (s = tree->symbol_list_head;
+       s;
+       s = s->next_in_ofile_list)
+    {
+      if (s->visible->type == coff_vis_common)
+	{
+	  struct coff_where *w = s->where;
+	  /*      s->visible->type = coff_vis_ext_def; leave it as common */
+	  common_section->size = align (common_section->size);
+	  w->offset = common_section->size + common_section->address;
+	  w->section = common_section;
+	  common_section->size += s->type->size;
+	  common_section->size = align (common_section->size);
+	}
+    }
+}
+
+char *program_name;
+
+static void
+show_usage (file, status)
+     FILE *file;
+     int status;
+{
+  fprintf (file, _("Usage: %s [-dhVq] in-file [out-file]\n"), program_name);
+  exit (status);
+}
+
+static void
+show_help ()
+{
+  printf (_("%s: Convert a COFF object file into a SYSROFF object file\n"),
+	  program_name);
+  show_usage (stdout, 0);
+}
+
+
+
+int
+main (ac, av)
+     int ac;
+     char *av[];
+{
+  int opt;
+  static struct option long_options[] =
+  {
+    {"debug", no_argument, 0, 'd'},
+    {"quick", no_argument, 0, 'q'},
+    {"noprescan", no_argument, 0, 'n'},
+    {"help", no_argument, 0, 'h'},
+    {"version", no_argument, 0, 'V'},
+    {NULL, no_argument, 0, 0}
+  };
+  char **matching;
+  char *input_file;
+  char *output_file;
+
+#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
+  setlocale (LC_MESSAGES, "");
+#endif
+  bindtextdomain (PACKAGE, LOCALEDIR);
+  textdomain (PACKAGE);
+
+  program_name = av[0];
+  xmalloc_set_program_name (program_name);
+
+  while ((opt = getopt_long (ac, av, "dhVqn", long_options,
+			     (int *) NULL))
+	 != EOF)
+    {
+      switch (opt)
+	{
+	case 'q':
+	  quick = 1;
+	  break;
+	case 'n':
+	  noprescan = 1;
+	  break;
+	case 'd':
+	  debug = 1;
+	  break;
+	case 'h':
+	  show_help ();
+	  /*NOTREACHED */
+	case 'V':
+	  printf (_("GNU %s version %s\n"), program_name, PROGRAM_VERSION);
+	  exit (0);
+	  /*NOTREACHED */
+	case 0:
+	  break;
+	default:
+	  show_usage (stderr, 1);
+	  /*NOTREACHED */
+	}
+    }
+
+  /* The input and output files may be named on the command line.  */
+  output_file = NULL;
+  if (optind < ac)
+    {
+      input_file = av[optind];
+      ++optind;
+      if (optind < ac)
+	{
+	  output_file = av[optind];
+	  ++optind;
+	  if (optind < ac)
+	    show_usage (stderr, 1);
+	  if (strcmp (input_file, output_file) == 0)
+	    {
+	      fprintf (stderr,
+		       _("%s: input and output files must be different\n"),
+		       program_name);
+	      exit (1);
+	    }
+	}
+    }
+  else
+    input_file = 0;
+
+  if (!input_file)
+    {
+      fprintf (stderr, _("%s: no input file specified\n"),
+	       program_name);
+      exit (1);
+    }
+
+  if (!output_file)
+    {
+      /* Take a .o off the input file and stick on a .obj.  If
+         it doesn't end in .o, then stick a .obj on anyway */
+
+      int len = strlen (input_file);
+      output_file = xmalloc (len + 5);
+      strcpy (output_file, input_file);
+      if (len > 3
+	  && output_file[len - 2] == '.'
+	  && output_file[len - 1] == 'o')
+	{
+	  output_file[len] = 'b';
+	  output_file[len + 1] = 'j';
+	  output_file[len + 2] = 0;
+	}
+      else
+	{
+	  strcat (output_file, ".obj");
+	}
+    }
+
+  abfd = bfd_openr (input_file, 0);
+
+  if (!abfd)
+    bfd_fatal (input_file);
+
+  if (!bfd_check_format_matches (abfd, bfd_object, &matching))
+    {
+      bfd_nonfatal (input_file);
+      if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
+	{
+	  list_matching_formats (matching);
+	  free (matching);
+	}
+      exit (1);
+    }
+
+  file = fopen (output_file, FOPEN_WB);
+
+  if (!file)
+    {
+      fprintf (stderr, _("%s: unable to open output file %s\n"),
+	       program_name, output_file);
+      exit (1);
+    }
+
+  if (debug)
+    printf ("ids %d %d\n", base1, base2);
+  tree = coff_grok (abfd);
+  if (!noprescan)
+    prescan (tree);
+  wr_module (tree);
+  return 0;
+}