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/* prdbg.c -- Print out generic debugging information.
   Copyright 1995, 1996, 1999, 2002, 2003, 2004, 2005, 2006, 2007, 2008
   Free Software Foundation, Inc.
   Written by Ian Lance Taylor <ian@cygnus.com>.
   Tags style generation written by Salvador E. Tropea <set@computer.org>.
 
   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 3 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., 51 Franklin Street - Fifth Floor, Boston, MA
   02110-1301, USA.  */
 
/* This file prints out the generic debugging information, by
   supplying a set of routines to debug_write.  */
 
#include "sysdep.h"
#include <assert.h>
#include "bfd.h"
#include "libiberty.h"
#include "demangle.h"
#include "debug.h"
#include "budbg.h"
 
/* This is the structure we use as a handle for these routines.  */
 
struct pr_handle
{
  /* File to print information to.  */
  FILE *f;
  /* Current indentation level.  */
  unsigned int indent;
  /* Type stack.  */
  struct pr_stack *stack;
  /* Parameter number we are about to output.  */
  int parameter;
  /* The following are used only by the tags code (tg_).  */
  /* Name of the file we are using.  */
  char *filename;
  /* The BFD.  */
  bfd *abfd;
  /* The symbols table for this BFD.  */
  asymbol **syms;
  /* Pointer to a function to demangle symbols.  */
  char *(*demangler) (bfd *, const char *, int);
};
 
/* The type stack.  */
 
struct pr_stack
{
  /* Next element on the stack.  */
  struct pr_stack *next;
  /* This element.  */
  char *type;
  /* Current visibility of fields if this is a class.  */
  enum debug_visibility visibility;
  /* Name of the current method we are handling.  */
  const char *method;
  /* The following are used only by the tags code (tg_).  */
  /* Type for the container (struct, union, class, union class).  */
  const char *flavor;
  /* A comma separated list of parent classes.  */
  char *parents;
  /* How many parents contains parents.  */
  int num_parents;
};
 
static void indent (struct pr_handle *);
static bfd_boolean push_type (struct pr_handle *, const char *);
static bfd_boolean prepend_type (struct pr_handle *, const char *);
static bfd_boolean append_type (struct pr_handle *, const char *);
static bfd_boolean substitute_type (struct pr_handle *, const char *);
static bfd_boolean indent_type (struct pr_handle *);
static char *pop_type (struct pr_handle *);
static void print_vma (bfd_vma, char *, bfd_boolean, bfd_boolean);
static bfd_boolean pr_fix_visibility
  (struct pr_handle *, enum debug_visibility);
static bfd_boolean pr_start_compilation_unit (void *, const char *);
static bfd_boolean pr_start_source (void *, const char *);
static bfd_boolean pr_empty_type (void *);
static bfd_boolean pr_void_type (void *);
static bfd_boolean pr_int_type (void *, unsigned int, bfd_boolean);
static bfd_boolean pr_float_type (void *, unsigned int);
static bfd_boolean pr_complex_type (void *, unsigned int);
static bfd_boolean pr_bool_type (void *, unsigned int);
static bfd_boolean pr_enum_type
  (void *, const char *, const char **, bfd_signed_vma *);
static bfd_boolean pr_pointer_type (void *);
static bfd_boolean pr_function_type (void *, int, bfd_boolean);
static bfd_boolean pr_reference_type (void *);
static bfd_boolean pr_range_type (void *, bfd_signed_vma, bfd_signed_vma);
static bfd_boolean pr_array_type
  (void *, bfd_signed_vma, bfd_signed_vma, bfd_boolean);
static bfd_boolean pr_set_type (void *, bfd_boolean);
static bfd_boolean pr_offset_type (void *);
static bfd_boolean pr_method_type (void *, bfd_boolean, int, bfd_boolean);
static bfd_boolean pr_const_type (void *);
static bfd_boolean pr_volatile_type (void *);
static bfd_boolean pr_start_struct_type
  (void *, const char *, unsigned int, bfd_boolean, unsigned int);
static bfd_boolean pr_struct_field
  (void *, const char *, bfd_vma, bfd_vma, enum debug_visibility);
static bfd_boolean pr_end_struct_type (void *);
static bfd_boolean pr_start_class_type
  (void *, const char *, unsigned int, bfd_boolean, unsigned int,
   bfd_boolean, bfd_boolean);
static bfd_boolean pr_class_static_member
  (void *, const char *, const char *, enum debug_visibility);
static bfd_boolean pr_class_baseclass
  (void *, bfd_vma, bfd_boolean, enum debug_visibility);
static bfd_boolean pr_class_start_method (void *, const char *);
static bfd_boolean pr_class_method_variant
  (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean,
   bfd_vma, bfd_boolean);
static bfd_boolean pr_class_static_method_variant
  (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean);
static bfd_boolean pr_class_end_method (void *);
static bfd_boolean pr_end_class_type (void *);
static bfd_boolean pr_typedef_type (void *, const char *);
static bfd_boolean pr_tag_type
  (void *, const char *, unsigned int, enum debug_type_kind);
static bfd_boolean pr_typdef (void *, const char *);
static bfd_boolean pr_tag (void *, const char *);
static bfd_boolean pr_int_constant (void *, const char *, bfd_vma);
static bfd_boolean pr_float_constant (void *, const char *, double);
static bfd_boolean pr_typed_constant (void *, const char *, bfd_vma);
static bfd_boolean pr_variable
  (void *, const char *, enum debug_var_kind, bfd_vma);
static bfd_boolean pr_start_function (void *, const char *, bfd_boolean);
static bfd_boolean pr_function_parameter
  (void *, const char *, enum debug_parm_kind, bfd_vma);
static bfd_boolean pr_start_block (void *, bfd_vma);
static bfd_boolean pr_end_block (void *, bfd_vma);
static bfd_boolean pr_end_function (void *);
static bfd_boolean pr_lineno (void *, const char *, unsigned long, bfd_vma);
static bfd_boolean append_parent (struct pr_handle *, const char *);
/* Only used by tg_ code.  */
static bfd_boolean tg_fix_visibility
  (struct pr_handle *, enum debug_visibility);
static void find_address_in_section (bfd *, asection *, void *);
static void translate_addresses (bfd *, char *, FILE *, asymbol **);
static const char *visibility_name (enum debug_visibility);
/* Tags style replacements.  */
static bfd_boolean tg_start_compilation_unit (void *, const char *);
static bfd_boolean tg_start_source (void *, const char *);
static bfd_boolean tg_enum_type
  (void *, const char *, const char **, bfd_signed_vma *);
static bfd_boolean tg_start_struct_type
  (void *, const char *, unsigned int, bfd_boolean, unsigned int);
static bfd_boolean pr_struct_field
  (void *, const char *, bfd_vma, bfd_vma, enum debug_visibility);
static bfd_boolean tg_struct_field
  (void *, const char *, bfd_vma, bfd_vma, enum debug_visibility);
static bfd_boolean tg_struct_field
  (void *, const char *, bfd_vma, bfd_vma, enum debug_visibility);
static bfd_boolean tg_end_struct_type (void *);
static bfd_boolean tg_start_class_type
  (void *, const char *, unsigned int, bfd_boolean, unsigned int, bfd_boolean, bfd_boolean);
static bfd_boolean tg_class_static_member
  (void *, const char *, const char *, enum debug_visibility);
static bfd_boolean tg_class_baseclass
  (void *, bfd_vma, bfd_boolean, enum debug_visibility);
static bfd_boolean tg_class_method_variant
  (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean, bfd_vma, bfd_boolean);
static bfd_boolean tg_class_static_method_variant
  (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean);
static bfd_boolean tg_end_class_type (void *);
static bfd_boolean tg_tag_type
  (void *, const char *, unsigned int, enum debug_type_kind);
static bfd_boolean tg_typdef (void *, const char *);
static bfd_boolean tg_tag (void *, const char *);
static bfd_boolean tg_int_constant (void *, const char *, bfd_vma);
static bfd_boolean tg_float_constant (void *, const char *, double);
static bfd_boolean tg_typed_constant (void *, const char *, bfd_vma);
static bfd_boolean tg_variable
  (void *, const char *, enum debug_var_kind, bfd_vma);
static bfd_boolean tg_start_function (void *, const char *, bfd_boolean);
static bfd_boolean tg_function_parameter
  (void *, const char *, enum debug_parm_kind, bfd_vma);
static bfd_boolean tg_start_block (void *, bfd_vma);
static bfd_boolean tg_end_block (void *, bfd_vma);
static bfd_boolean tg_lineno (void *, const char *, unsigned long, bfd_vma);
 
static const struct debug_write_fns pr_fns =
{
  pr_start_compilation_unit,
  pr_start_source,
  pr_empty_type,
  pr_void_type,
  pr_int_type,
  pr_float_type,
  pr_complex_type,
  pr_bool_type,
  pr_enum_type,
  pr_pointer_type,
  pr_function_type,
  pr_reference_type,
  pr_range_type,
  pr_array_type,
  pr_set_type,
  pr_offset_type,
  pr_method_type,
  pr_const_type,
  pr_volatile_type,
  pr_start_struct_type,
  pr_struct_field,
  pr_end_struct_type,
  pr_start_class_type,
  pr_class_static_member,
  pr_class_baseclass,
  pr_class_start_method,
  pr_class_method_variant,
  pr_class_static_method_variant,
  pr_class_end_method,
  pr_end_class_type,
  pr_typedef_type,
  pr_tag_type,
  pr_typdef,
  pr_tag,
  pr_int_constant,
  pr_float_constant,
  pr_typed_constant,
  pr_variable,
  pr_start_function,
  pr_function_parameter,
  pr_start_block,
  pr_end_block,
  pr_end_function,
  pr_lineno
};
 
static const struct debug_write_fns tg_fns =
{
  tg_start_compilation_unit,
  tg_start_source,
  pr_empty_type,                /* Same, push_type.  */
  pr_void_type,                 /* Same, push_type.  */
  pr_int_type,                  /* Same, push_type.  */
  pr_float_type,                /* Same, push_type.  */
  pr_complex_type,              /* Same, push_type.  */
  pr_bool_type,                 /* Same, push_type.  */
  tg_enum_type,
  pr_pointer_type,              /* Same, changes to pointer.  */
  pr_function_type,             /* Same, push_type.  */
  pr_reference_type,            /* Same, changes to reference.  */
  pr_range_type,                /* FIXME: What's that?.  */
  pr_array_type,                /* Same, push_type.  */
  pr_set_type,                  /* FIXME: What's that?.  */
  pr_offset_type,               /* FIXME: What's that?.  */
  pr_method_type,               /* Same.  */
  pr_const_type,                /* Same, changes to const.  */
  pr_volatile_type,             /* Same, changes to volatile.  */
  tg_start_struct_type,
  tg_struct_field,
  tg_end_struct_type,
  tg_start_class_type,
  tg_class_static_member,
  tg_class_baseclass,
  pr_class_start_method,        /* Same, remembers that's a method.  */
  tg_class_method_variant,
  tg_class_static_method_variant,
  pr_class_end_method,          /* Same, forgets that's a method.  */
  tg_end_class_type,
  pr_typedef_type,              /* Same, just push type.  */
  tg_tag_type,
  tg_typdef,
  tg_tag,
  tg_int_constant,              /* Untested.  */
  tg_float_constant,            /* Untested.  */
  tg_typed_constant,            /* Untested.  */
  tg_variable,
  tg_start_function,
  tg_function_parameter,
  tg_start_block,
  tg_end_block,
  pr_end_function,              /* Same, does nothing.  */
  tg_lineno
};
 
/* Print out the generic debugging information recorded in dhandle.  */
 
bfd_boolean
print_debugging_info (FILE *f, void *dhandle, bfd *abfd, asymbol **syms,
                      void *demangler, bfd_boolean as_tags)
{
  struct pr_handle info;
 
  info.f = f;
  info.indent = 0;
  info.stack = NULL;
  info.parameter = 0;
  info.filename = NULL;
  info.abfd = abfd;
  info.syms = syms;
  info.demangler = (char * (*)(struct bfd *, const char *, int)) demangler;
 
  if (as_tags)
    {
      fputs ("!_TAG_FILE_FORMAT\t2\t/extended format/\n", f);
      fputs ("!_TAG_FILE_SORTED\t0\t/0=unsorted, 1=sorted/\n", f);
      fputs ("!_TAG_PROGRAM_AUTHOR\tIan Lance Taylor, Salvador E. Tropea and others\t//\n", f);
      fputs ("!_TAG_PROGRAM_NAME\tobjdump\t/From GNU binutils/\n", f);
    }
 
  return as_tags ? debug_write (dhandle, &tg_fns, (void *) & info)
    : debug_write (dhandle, &pr_fns, (void *) & info);
}
 
/* Indent to the current indentation level.  */
 
static void
indent (struct pr_handle *info)
{
  unsigned int i;
 
  for (i = 0; i < info->indent; i++)
    putc (' ', info->f);
}
 
/* Push a type on the type stack.  */
 
static bfd_boolean
push_type (struct pr_handle *info, const char *type)
{
  struct pr_stack *n;
 
  if (type == NULL)
    return FALSE;
 
  n = (struct pr_stack *) xmalloc (sizeof *n);
  memset (n, 0, sizeof *n);
 
  n->type = xstrdup (type);
  n->visibility = DEBUG_VISIBILITY_IGNORE;
  n->method = NULL;
  n->next = info->stack;
  info->stack = n;
 
  return TRUE;
}
 
/* Prepend a string onto the type on the top of the type stack.  */
 
static bfd_boolean
prepend_type (struct pr_handle *info, const char *s)
{
  char *n;
 
  assert (info->stack != NULL);
 
  n = (char *) xmalloc (strlen (s) + strlen (info->stack->type) + 1);
  sprintf (n, "%s%s", s, info->stack->type);
  free (info->stack->type);
  info->stack->type = n;
 
  return TRUE;
}
 
/* Append a string to the type on the top of the type stack.  */
 
static bfd_boolean
append_type (struct pr_handle *info, const char *s)
{
  unsigned int len;
 
  if (s == NULL)
    return FALSE;
 
  assert (info->stack != NULL);
 
  len = strlen (info->stack->type);
  info->stack->type = (char *) xrealloc (info->stack->type,
                                         len + strlen (s) + 1);
  strcpy (info->stack->type + len, s);
 
  return TRUE;
}
 
/* Append a string to the parents on the top of the type stack.  */
 
static bfd_boolean
append_parent (struct pr_handle *info, const char *s)
{
  unsigned int len;
 
  if (s == NULL)
    return FALSE;
 
  assert (info->stack != NULL);
 
  len = info->stack->parents ? strlen (info->stack->parents) : 0;
  info->stack->parents = (char *) xrealloc (info->stack->parents,
                                            len + strlen (s) + 1);
  strcpy (info->stack->parents + len, s);
 
  return TRUE;
}
 
/* We use an underscore to indicate where the name should go in a type
   string.  This function substitutes a string for the underscore.  If
   there is no underscore, the name follows the type.  */
 
static bfd_boolean
substitute_type (struct pr_handle *info, const char *s)
{
  char *u;
 
  assert (info->stack != NULL);
 
  u = strchr (info->stack->type, '|');
  if (u != NULL)
    {
      char *n;
 
      n = (char *) xmalloc (strlen (info->stack->type) + strlen (s));
 
      memcpy (n, info->stack->type, u - info->stack->type);
      strcpy (n + (u - info->stack->type), s);
      strcat (n, u + 1);
 
      free (info->stack->type);
      info->stack->type = n;
 
      return TRUE;
    }
 
  if (strchr (s, '|') != NULL
      && (strchr (info->stack->type, '{') != NULL
          || strchr (info->stack->type, '(') != NULL))
    {
      if (! prepend_type (info, "(")
          || ! append_type (info, ")"))
        return FALSE;
    }
 
  if (*s == '\0')
    return TRUE;
 
  return (append_type (info, " ")
          && append_type (info, s));
}
 
/* Indent the type at the top of the stack by appending spaces.  */
 
static bfd_boolean
indent_type (struct pr_handle *info)
{
  unsigned int i;
 
  for (i = 0; i < info->indent; i++)
    {
      if (! append_type (info, " "))
        return FALSE;
    }
 
  return TRUE;
}
 
/* Pop a type from the type stack.  */
 
static char *
pop_type (struct pr_handle *info)
{
  struct pr_stack *o;
  char *ret;
 
  assert (info->stack != NULL);
 
  o = info->stack;
  info->stack = o->next;
  ret = o->type;
  free (o);
 
  return ret;
}
 
/* Print a VMA value into a string.  */
 
static void
print_vma (bfd_vma vma, char *buf, bfd_boolean unsignedp, bfd_boolean hexp)
{
  if (sizeof (vma) <= sizeof (unsigned long))
    {
      if (hexp)
        sprintf (buf, "0x%lx", (unsigned long) vma);
      else if (unsignedp)
        sprintf (buf, "%lu", (unsigned long) vma);
      else
        sprintf (buf, "%ld", (long) vma);
    }
#if BFD_HOST_64BIT_LONG_LONG
  else if (sizeof (vma) <= sizeof (unsigned long long))
    {
#ifndef __MSVCRT__
      if (hexp)
        sprintf (buf, "0x%llx", (unsigned long long) vma);
      else if (unsignedp)
        sprintf (buf, "%llu", (unsigned long long) vma);
      else
        sprintf (buf, "%lld", (long long) vma);
#else
      if (hexp)
        sprintf (buf, "0x%I64x", (unsigned long long) vma);
      else if (unsignedp)
        sprintf (buf, "%I64u", (unsigned long long) vma);
      else
        sprintf (buf, "%I64d", (long long) vma);
#endif
    }
#endif
  else
    {
      buf[0] = '0';
      buf[1] = 'x';
      sprintf_vma (buf + 2, vma);
    }
}
 
/* Start a new compilation unit.  */
 
static bfd_boolean
pr_start_compilation_unit (void *p, const char *filename)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  assert (info->indent == 0);
 
  fprintf (info->f, "%s:\n", filename);
 
  return TRUE;
}
 
/* Start a source file within a compilation unit.  */
 
static bfd_boolean
pr_start_source (void *p, const char *filename)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  assert (info->indent == 0);
 
  fprintf (info->f, " %s:\n", filename);
 
  return TRUE;
}
 
/* Push an empty type onto the type stack.  */
 
static bfd_boolean
pr_empty_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  return push_type (info, "<undefined>");
}
 
/* Push a void type onto the type stack.  */
 
static bfd_boolean
pr_void_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  return push_type (info, "void");
}
 
/* Push an integer type onto the type stack.  */
 
static bfd_boolean
pr_int_type (void *p, unsigned int size, bfd_boolean unsignedp)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[10];
 
  sprintf (ab, "%sint%d", unsignedp ? "u" : "", size * 8);
  return push_type (info, ab);
}
 
/* Push a floating type onto the type stack.  */
 
static bfd_boolean
pr_float_type (void *p, unsigned int size)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[10];
 
  if (size == 4)
    return push_type (info, "float");
  else if (size == 8)
    return push_type (info, "double");
 
  sprintf (ab, "float%d", size * 8);
  return push_type (info, ab);
}
 
/* Push a complex type onto the type stack.  */
 
static bfd_boolean
pr_complex_type (void *p, unsigned int size)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  if (! pr_float_type (p, size))
    return FALSE;
 
  return prepend_type (info, "complex ");
}
 
/* Push a bfd_boolean type onto the type stack.  */
 
static bfd_boolean
pr_bool_type (void *p, unsigned int size)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[10];
 
  sprintf (ab, "bool%d", size * 8);
 
  return push_type (info, ab);
}
 
/* Push an enum type onto the type stack.  */
 
static bfd_boolean
pr_enum_type (void *p, const char *tag, const char **names,
              bfd_signed_vma *values)
{
  struct pr_handle *info = (struct pr_handle *) p;
  unsigned int i;
  bfd_signed_vma val;
 
  if (! push_type (info, "enum "))
    return FALSE;
  if (tag != NULL)
    {
      if (! append_type (info, tag)
          || ! append_type (info, " "))
        return FALSE;
    }
  if (! append_type (info, "{ "))
    return FALSE;
 
  if (names == NULL)
    {
      if (! append_type (info, "/* undefined */"))
        return FALSE;
    }
  else
    {
      val = 0;
      for (i = 0; names[i] != NULL; i++)
        {
          if (i > 0)
            {
              if (! append_type (info, ", "))
                return FALSE;
            }
 
          if (! append_type (info, names[i]))
            return FALSE;
 
          if (values[i] != val)
            {
              char ab[20];
 
              print_vma (values[i], ab, FALSE, FALSE);
              if (! append_type (info, " = ")
                  || ! append_type (info, ab))
                return FALSE;
              val = values[i];
            }
 
          ++val;
        }
    }
 
  return append_type (info, " }");
}
 
/* Turn the top type on the stack into a pointer.  */
 
static bfd_boolean
pr_pointer_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *s;
 
  assert (info->stack != NULL);
 
  s = strchr (info->stack->type, '|');
  if (s != NULL && s[1] == '[')
    return substitute_type (info, "(*|)");
  return substitute_type (info, "*|");
}
 
/* Turn the top type on the stack into a function returning that type.  */
 
static bfd_boolean
pr_function_type (void *p, int argcount, bfd_boolean varargs)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char **arg_types;
  unsigned int len;
  char *s;
 
  assert (info->stack != NULL);
 
  len = 10;
 
  if (argcount <= 0)
    {
      arg_types = NULL;
      len += 15;
    }
  else
    {
      int i;
 
      arg_types = (char **) xmalloc (argcount * sizeof *arg_types);
      for (i = argcount - 1; i >= 0; i--)
        {
          if (! substitute_type (info, ""))
            return FALSE;
          arg_types[i] = pop_type (info);
          if (arg_types[i] == NULL)
            return FALSE;
          len += strlen (arg_types[i]) + 2;
        }
      if (varargs)
        len += 5;
    }
 
  /* Now the return type is on the top of the stack.  */
 
  s = (char *) xmalloc (len);
  LITSTRCPY (s, "(|) (");
 
  if (argcount < 0)
    strcat (s, "/* unknown */");
  else
    {
      int i;
 
      for (i = 0; i < argcount; i++)
        {
          if (i > 0)
            strcat (s, ", ");
          strcat (s, arg_types[i]);
        }
      if (varargs)
        {
          if (i > 0)
            strcat (s, ", ");
          strcat (s, "...");
        }
      if (argcount > 0)
        free (arg_types);
    }
 
  strcat (s, ")");
 
  if (! substitute_type (info, s))
    return FALSE;
 
  free (s);
 
  return TRUE;
}
 
/* Turn the top type on the stack into a reference to that type.  */
 
static bfd_boolean
pr_reference_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  assert (info->stack != NULL);
 
  return substitute_type (info, "&|");
}
 
/* Make a range type.  */
 
static bfd_boolean
pr_range_type (void *p, bfd_signed_vma lower, bfd_signed_vma upper)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char abl[20], abu[20];
 
  assert (info->stack != NULL);
 
  if (! substitute_type (info, ""))
    return FALSE;
 
  print_vma (lower, abl, FALSE, FALSE);
  print_vma (upper, abu, FALSE, FALSE);
 
  return (prepend_type (info, "range (")
          && append_type (info, "):")
          && append_type (info, abl)
          && append_type (info, ":")
          && append_type (info, abu));
}
 
/* Make an array type.  */
 
static bfd_boolean
pr_array_type (void *p, bfd_signed_vma lower, bfd_signed_vma upper,
               bfd_boolean stringp)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *range_type;
  char abl[20], abu[20], ab[50];
 
  range_type = pop_type (info);
  if (range_type == NULL)
    return FALSE;
 
  if (lower == 0)
    {
      if (upper == -1)
        sprintf (ab, "|[]");
      else
        {
          print_vma (upper + 1, abu, FALSE, FALSE);
          sprintf (ab, "|[%s]", abu);
        }
    }
  else
    {
      print_vma (lower, abl, FALSE, FALSE);
      print_vma (upper, abu, FALSE, FALSE);
      sprintf (ab, "|[%s:%s]", abl, abu);
    }
 
  if (! substitute_type (info, ab))
    return FALSE;
 
  if (strcmp (range_type, "int") != 0)
    {
      if (! append_type (info, ":")
          || ! append_type (info, range_type))
        return FALSE;
    }
 
  if (stringp)
    {
      if (! append_type (info, " /* string */"))
        return FALSE;
    }
 
  return TRUE;
}
 
/* Make a set type.  */
 
static bfd_boolean
pr_set_type (void *p, bfd_boolean bitstringp)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  if (! substitute_type (info, ""))
    return FALSE;
 
  if (! prepend_type (info, "set { ")
      || ! append_type (info, " }"))
    return FALSE;
 
  if (bitstringp)
    {
      if (! append_type (info, "/* bitstring */"))
        return FALSE;
    }
 
  return TRUE;
}
 
/* Make an offset type.  */
 
static bfd_boolean
pr_offset_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
 
  if (! substitute_type (info, ""))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  return (substitute_type (info, "")
          && prepend_type (info, " ")
          && prepend_type (info, t)
          && append_type (info, "::|"));
}
 
/* Make a method type.  */
 
static bfd_boolean
pr_method_type (void *p, bfd_boolean domain, int argcount, bfd_boolean varargs)
{
  struct pr_handle *info = (struct pr_handle *) p;
  unsigned int len;
  char *domain_type;
  char **arg_types;
  char *s;
 
  len = 10;
 
  if (! domain)
    domain_type = NULL;
  else
    {
      if (! substitute_type (info, ""))
        return FALSE;
      domain_type = pop_type (info);
      if (domain_type == NULL)
        return FALSE;
      if (CONST_STRNEQ (domain_type, "class ")
          && strchr (domain_type + sizeof "class " - 1, ' ') == NULL)
        domain_type += sizeof "class " - 1;
      else if (CONST_STRNEQ (domain_type, "union class ")
               && (strchr (domain_type + sizeof "union class " - 1, ' ')
                   == NULL))
        domain_type += sizeof "union class " - 1;
      len += strlen (domain_type);
    }
 
  if (argcount <= 0)
    {
      arg_types = NULL;
      len += 15;
    }
  else
    {
      int i;
 
      arg_types = (char **) xmalloc (argcount * sizeof *arg_types);
      for (i = argcount - 1; i >= 0; i--)
        {
          if (! substitute_type (info, ""))
            return FALSE;
          arg_types[i] = pop_type (info);
          if (arg_types[i] == NULL)
            return FALSE;
          len += strlen (arg_types[i]) + 2;
        }
      if (varargs)
        len += 5;
    }
 
  /* Now the return type is on the top of the stack.  */
 
  s = (char *) xmalloc (len);
  if (! domain)
    *s = '\0';
  else
    strcpy (s, domain_type);
  strcat (s, "::| (");
 
  if (argcount < 0)
    strcat (s, "/* unknown */");
  else
    {
      int i;
 
      for (i = 0; i < argcount; i++)
        {
          if (i > 0)
            strcat (s, ", ");
          strcat (s, arg_types[i]);
        }
      if (varargs)
        {
          if (i > 0)
            strcat (s, ", ");
          strcat (s, "...");
        }
      if (argcount > 0)
        free (arg_types);
    }
 
  strcat (s, ")");
 
  if (! substitute_type (info, s))
    return FALSE;
 
  free (s);
 
  return TRUE;
}
 
/* Make a const qualified type.  */
 
static bfd_boolean
pr_const_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  return substitute_type (info, "const |");
}
 
/* Make a volatile qualified type.  */
 
static bfd_boolean
pr_volatile_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  return substitute_type (info, "volatile |");
}
 
/* Start accumulating a struct type.  */
 
static bfd_boolean
pr_start_struct_type (void *p, const char *tag, unsigned int id,
                      bfd_boolean structp, unsigned int size)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  info->indent += 2;
 
  if (! push_type (info, structp ? "struct " : "union "))
    return FALSE;
  if (tag != NULL)
    {
      if (! append_type (info, tag))
        return FALSE;
    }
  else
    {
      char idbuf[20];
 
      sprintf (idbuf, "%%anon%u", id);
      if (! append_type (info, idbuf))
        return FALSE;
    }
 
  if (! append_type (info, " {"))
    return FALSE;
  if (size != 0 || tag != NULL)
    {
      char ab[30];
 
      if (! append_type (info, " /*"))
        return FALSE;
 
      if (size != 0)
        {
          sprintf (ab, " size %u", size);
          if (! append_type (info, ab))
            return FALSE;
        }
      if (tag != NULL)
        {
          sprintf (ab, " id %u", id);
          if (! append_type (info, ab))
            return FALSE;
        }
      if (! append_type (info, " */"))
        return FALSE;
    }
  if (! append_type (info, "\n"))
    return FALSE;
 
  info->stack->visibility = DEBUG_VISIBILITY_PUBLIC;
 
  return indent_type (info);
}
 
/* Output the visibility of a field in a struct.  */
 
static bfd_boolean
pr_fix_visibility (struct pr_handle *info, enum debug_visibility visibility)
{
  const char *s = NULL;
  char *t;
  unsigned int len;
 
  assert (info->stack != NULL);
 
  if (info->stack->visibility == visibility)
    return TRUE;
 
  switch (visibility)
    {
    case DEBUG_VISIBILITY_PUBLIC:
      s = "public";
      break;
    case DEBUG_VISIBILITY_PRIVATE:
      s = "private";
      break;
    case DEBUG_VISIBILITY_PROTECTED:
      s = "protected";
      break;
    case DEBUG_VISIBILITY_IGNORE:
      s = "/* ignore */";
      break;
    default:
      abort ();
      return FALSE;
    }
 
  /* Trim off a trailing space in the struct string, to make the
     output look a bit better, then stick on the visibility string.  */
 
  t = info->stack->type;
  len = strlen (t);
  assert (t[len - 1] == ' ');
  t[len - 1] = '\0';
 
  if (! append_type (info, s)
      || ! append_type (info, ":\n")
      || ! indent_type (info))
    return FALSE;
 
  info->stack->visibility = visibility;
 
  return TRUE;
}
 
/* Add a field to a struct type.  */
 
static bfd_boolean
pr_struct_field (void *p, const char *name, bfd_vma bitpos, bfd_vma bitsize,
                 enum debug_visibility visibility)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[20];
  char *t;
 
  if (! substitute_type (info, name))
    return FALSE;
 
  if (! append_type (info, "; /* "))
    return FALSE;
 
  if (bitsize != 0)
    {
      print_vma (bitsize, ab, TRUE, FALSE);
      if (! append_type (info, "bitsize ")
          || ! append_type (info, ab)
          || ! append_type (info, ", "))
        return FALSE;
    }
 
  print_vma (bitpos, ab, TRUE, FALSE);
  if (! append_type (info, "bitpos ")
      || ! append_type (info, ab)
      || ! append_type (info, " */\n")
      || ! indent_type (info))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (! pr_fix_visibility (info, visibility))
    return FALSE;
 
  return append_type (info, t);
}
 
/* Finish a struct type.  */
 
static bfd_boolean
pr_end_struct_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *s;
 
  assert (info->stack != NULL);
  assert (info->indent >= 2);
 
  info->indent -= 2;
 
  /* Change the trailing indentation to have a close brace.  */
  s = info->stack->type + strlen (info->stack->type) - 2;
  assert (s[0] == ' ' && s[1] == ' ' && s[2] == '\0');
 
  *s++ = '}';
  *s = '\0';
 
  return TRUE;
}
 
/* Start a class type.  */
 
static bfd_boolean
pr_start_class_type (void *p, const char *tag, unsigned int id,
                     bfd_boolean structp, unsigned int size,
                     bfd_boolean vptr, bfd_boolean ownvptr)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *tv = NULL;
 
  info->indent += 2;
 
  if (vptr && ! ownvptr)
    {
      tv = pop_type (info);
      if (tv == NULL)
        return FALSE;
    }
 
  if (! push_type (info, structp ? "class " : "union class "))
    return FALSE;
  if (tag != NULL)
    {
      if (! append_type (info, tag))
        return FALSE;
    }
  else
    {
      char idbuf[20];
 
      sprintf (idbuf, "%%anon%u", id);
      if (! append_type (info, idbuf))
        return FALSE;
    }
 
  if (! append_type (info, " {"))
    return FALSE;
  if (size != 0 || vptr || ownvptr || tag != NULL)
    {
      if (! append_type (info, " /*"))
        return FALSE;
 
      if (size != 0)
        {
          char ab[20];
 
          sprintf (ab, "%u", size);
          if (! append_type (info, " size ")
              || ! append_type (info, ab))
            return FALSE;
        }
 
      if (vptr)
        {
          if (! append_type (info, " vtable "))
            return FALSE;
          if (ownvptr)
            {
              if (! append_type (info, "self "))
                return FALSE;
            }
          else
            {
              if (! append_type (info, tv)
                  || ! append_type (info, " "))
                return FALSE;
            }
        }
 
      if (tag != NULL)
        {
          char ab[30];
 
          sprintf (ab, " id %u", id);
          if (! append_type (info, ab))
            return FALSE;
        }
 
      if (! append_type (info, " */"))
        return FALSE;
    }
 
  info->stack->visibility = DEBUG_VISIBILITY_PRIVATE;
 
  return (append_type (info, "\n")
          && indent_type (info));
}
 
/* Add a static member to a class.  */
 
static bfd_boolean
pr_class_static_member (void *p, const char *name, const char *physname,
                        enum debug_visibility visibility)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
 
  if (! substitute_type (info, name))
    return FALSE;
 
  if (! prepend_type (info, "static ")
      || ! append_type (info, "; /* ")
      || ! append_type (info, physname)
      || ! append_type (info, " */\n")
      || ! indent_type (info))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (! pr_fix_visibility (info, visibility))
    return FALSE;
 
  return append_type (info, t);
}
 
/* Add a base class to a class.  */
 
static bfd_boolean
pr_class_baseclass (void *p, bfd_vma bitpos, bfd_boolean is_virtual,
                    enum debug_visibility visibility)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
  const char *prefix;
  char ab[20];
  char *s, *l, *n;
 
  assert (info->stack != NULL && info->stack->next != NULL);
 
  if (! substitute_type (info, ""))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (CONST_STRNEQ (t, "class "))
    t += sizeof "class " - 1;
 
  /* Push it back on to take advantage of the prepend_type and
     append_type routines.  */
  if (! push_type (info, t))
    return FALSE;
 
  if (is_virtual)
    {
      if (! prepend_type (info, "virtual "))
        return FALSE;
    }
 
  switch (visibility)
    {
    case DEBUG_VISIBILITY_PUBLIC:
      prefix = "public ";
      break;
    case DEBUG_VISIBILITY_PROTECTED:
      prefix = "protected ";
      break;
    case DEBUG_VISIBILITY_PRIVATE:
      prefix = "private ";
      break;
    default:
      prefix = "/* unknown visibility */ ";
      break;
    }
 
  if (! prepend_type (info, prefix))
    return FALSE;
 
  if (bitpos != 0)
    {
      print_vma (bitpos, ab, TRUE, FALSE);
      if (! append_type (info, " /* bitpos ")
          || ! append_type (info, ab)
          || ! append_type (info, " */"))
        return FALSE;
    }
 
  /* Now the top of the stack is something like "public A / * bitpos
     10 * /".  The next element on the stack is something like "class
     xx { / * size 8 * /\n...".  We want to substitute the top of the
     stack in before the {.  */
  s = strchr (info->stack->next->type, '{');
  assert (s != NULL);
  --s;
 
  /* If there is already a ':', then we already have a baseclass, and
     we must append this one after a comma.  */
  for (l = info->stack->next->type; l != s; l++)
    if (*l == ':')
      break;
  if (! prepend_type (info, l == s ? " : " : ", "))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  n = (char *) xmalloc (strlen (info->stack->type) + strlen (t) + 1);
  memcpy (n, info->stack->type, s - info->stack->type);
  strcpy (n + (s - info->stack->type), t);
  strcat (n, s);
 
  free (info->stack->type);
  info->stack->type = n;
 
  free (t);
 
  return TRUE;
}
 
/* Start adding a method to a class.  */
 
static bfd_boolean
pr_class_start_method (void *p, const char *name)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  assert (info->stack != NULL);
  info->stack->method = name;
  return TRUE;
}
 
/* Add a variant to a method.  */
 
static bfd_boolean
pr_class_method_variant (void *p, const char *physname,
                         enum debug_visibility visibility,
                         bfd_boolean constp, bfd_boolean volatilep,
                         bfd_vma voffset, bfd_boolean context)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *method_type;
  char *context_type;
 
  assert (info->stack != NULL);
  assert (info->stack->next != NULL);
 
  /* Put the const and volatile qualifiers on the type.  */
  if (volatilep)
    {
      if (! append_type (info, " volatile"))
        return FALSE;
    }
  if (constp)
    {
      if (! append_type (info, " const"))
        return FALSE;
    }
 
  /* Stick the name of the method into its type.  */
  if (! substitute_type (info,
                         (context
                          ? info->stack->next->next->method
                          : info->stack->next->method)))
    return FALSE;
 
  /* Get the type.  */
  method_type = pop_type (info);
  if (method_type == NULL)
    return FALSE;
 
  /* Pull off the context type if there is one.  */
  if (! context)
    context_type = NULL;
  else
    {
      context_type = pop_type (info);
      if (context_type == NULL)
        return FALSE;
    }
 
  /* Now the top of the stack is the class.  */
 
  if (! pr_fix_visibility (info, visibility))
    return FALSE;
 
  if (! append_type (info, method_type)
      || ! append_type (info, " /* ")
      || ! append_type (info, physname)
      || ! append_type (info, " "))
    return FALSE;
  if (context || voffset != 0)
    {
      char ab[20];
 
      if (context)
        {
          if (! append_type (info, "context ")
              || ! append_type (info, context_type)
              || ! append_type (info, " "))
            return FALSE;
        }
      print_vma (voffset, ab, TRUE, FALSE);
      if (! append_type (info, "voffset ")
          || ! append_type (info, ab))
        return FALSE;
    }
 
  return (append_type (info, " */;\n")
          && indent_type (info));
}
 
/* Add a static variant to a method.  */
 
static bfd_boolean
pr_class_static_method_variant (void *p, const char *physname,
                                enum debug_visibility visibility,
                                bfd_boolean constp, bfd_boolean volatilep)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *method_type;
 
  assert (info->stack != NULL);
  assert (info->stack->next != NULL);
  assert (info->stack->next->method != NULL);
 
  /* Put the const and volatile qualifiers on the type.  */
  if (volatilep)
    {
      if (! append_type (info, " volatile"))
        return FALSE;
    }
  if (constp)
    {
      if (! append_type (info, " const"))
        return FALSE;
    }
 
  /* Mark it as static.  */
  if (! prepend_type (info, "static "))
    return FALSE;
 
  /* Stick the name of the method into its type.  */
  if (! substitute_type (info, info->stack->next->method))
    return FALSE;
 
  /* Get the type.  */
  method_type = pop_type (info);
  if (method_type == NULL)
    return FALSE;
 
  /* Now the top of the stack is the class.  */
 
  if (! pr_fix_visibility (info, visibility))
    return FALSE;
 
  return (append_type (info, method_type)
          && append_type (info, " /* ")
          && append_type (info, physname)
          && append_type (info, " */;\n")
          && indent_type (info));
}
 
/* Finish up a method.  */
 
static bfd_boolean
pr_class_end_method (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  info->stack->method = NULL;
  return TRUE;
}
 
/* Finish up a class.  */
 
static bfd_boolean
pr_end_class_type (void *p)
{
  return pr_end_struct_type (p);
}
 
/* Push a type on the stack using a typedef name.  */
 
static bfd_boolean
pr_typedef_type (void *p, const char *name)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  return push_type (info, name);
}
 
/* Push a type on the stack using a tag name.  */
 
static bfd_boolean
pr_tag_type (void *p, const char *name, unsigned int id,
             enum debug_type_kind kind)
{
  struct pr_handle *info = (struct pr_handle *) p;
  const char *t, *tag;
  char idbuf[20];
 
  switch (kind)
    {
    case DEBUG_KIND_STRUCT:
      t = "struct ";
      break;
    case DEBUG_KIND_UNION:
      t = "union ";
      break;
    case DEBUG_KIND_ENUM:
      t = "enum ";
      break;
    case DEBUG_KIND_CLASS:
      t = "class ";
      break;
    case DEBUG_KIND_UNION_CLASS:
      t = "union class ";
      break;
    default:
      abort ();
      return FALSE;
    }
 
  if (! push_type (info, t))
    return FALSE;
  if (name != NULL)
    tag = name;
  else
    {
      sprintf (idbuf, "%%anon%u", id);
      tag = idbuf;
    }
 
  if (! append_type (info, tag))
    return FALSE;
  if (name != NULL && kind != DEBUG_KIND_ENUM)
    {
      sprintf (idbuf, " /* id %u */", id);
      if (! append_type (info, idbuf))
        return FALSE;
    }
 
  return TRUE;
}
 
/* Output a typedef.  */
 
static bfd_boolean
pr_typdef (void *p, const char *name)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *s;
 
  if (! substitute_type (info, name))
    return FALSE;
 
  s = pop_type (info);
  if (s == NULL)
    return FALSE;
 
  indent (info);
  fprintf (info->f, "typedef %s;\n", s);
 
  free (s);
 
  return TRUE;
}
 
/* Output a tag.  The tag should already be in the string on the
   stack, so all we have to do here is print it out.  */
 
static bfd_boolean
pr_tag (void *p, const char *name ATTRIBUTE_UNUSED)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  indent (info);
  fprintf (info->f, "%s;\n", t);
 
  free (t);
 
  return TRUE;
}
 
/* Output an integer constant.  */
 
static bfd_boolean
pr_int_constant (void *p, const char *name, bfd_vma val)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[20];
 
  indent (info);
  print_vma (val, ab, FALSE, FALSE);
  fprintf (info->f, "const int %s = %s;\n", name, ab);
  return TRUE;
}
 
/* Output a floating point constant.  */
 
static bfd_boolean
pr_float_constant (void *p, const char *name, double val)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  indent (info);
  fprintf (info->f, "const double %s = %g;\n", name, val);
  return TRUE;
}
 
/* Output a typed constant.  */
 
static bfd_boolean
pr_typed_constant (void *p, const char *name, bfd_vma val)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
  char ab[20];
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  indent (info);
  print_vma (val, ab, FALSE, FALSE);
  fprintf (info->f, "const %s %s = %s;\n", t, name, ab);
 
  free (t);
 
  return TRUE;
}
 
/* Output a variable.  */
 
static bfd_boolean
pr_variable (void *p, const char *name, enum debug_var_kind kind,
             bfd_vma val)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
  char ab[20];
 
  if (! substitute_type (info, name))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  indent (info);
  switch (kind)
    {
    case DEBUG_STATIC:
    case DEBUG_LOCAL_STATIC:
      fprintf (info->f, "static ");
      break;
    case DEBUG_REGISTER:
      fprintf (info->f, "register ");
      break;
    default:
      break;
    }
  print_vma (val, ab, TRUE, TRUE);
  fprintf (info->f, "%s /* %s */;\n", t, ab);
 
  free (t);
 
  return TRUE;
}
 
/* Start outputting a function.  */
 
static bfd_boolean
pr_start_function (void *p, const char *name, bfd_boolean global)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
 
  if (! substitute_type (info, name))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  indent (info);
  if (! global)
    fprintf (info->f, "static ");
  fprintf (info->f, "%s (", t);
 
  info->parameter = 1;
 
  return TRUE;
}
 
/* Output a function parameter.  */
 
static bfd_boolean
pr_function_parameter (void *p, const char *name,
                       enum debug_parm_kind kind, bfd_vma val)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
  char ab[20];
 
  if (kind == DEBUG_PARM_REFERENCE
      || kind == DEBUG_PARM_REF_REG)
    {
      if (! pr_reference_type (p))
        return FALSE;
    }
 
  if (! substitute_type (info, name))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (info->parameter != 1)
    fprintf (info->f, ", ");
 
  if (kind == DEBUG_PARM_REG || kind == DEBUG_PARM_REF_REG)
    fprintf (info->f, "register ");
 
  print_vma (val, ab, TRUE, TRUE);
  fprintf (info->f, "%s /* %s */", t, ab);
 
  free (t);
 
  ++info->parameter;
 
  return TRUE;
}
 
/* Start writing out a block.  */
 
static bfd_boolean
pr_start_block (void *p, bfd_vma addr)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[20];
 
  if (info->parameter > 0)
    {
      fprintf (info->f, ")\n");
      info->parameter = 0;
    }
 
  indent (info);
  print_vma (addr, ab, TRUE, TRUE);
  fprintf (info->f, "{ /* %s */\n", ab);
 
  info->indent += 2;
 
  return TRUE;
}
 
/* Write out line number information.  */
 
static bfd_boolean
pr_lineno (void *p, const char *filename, unsigned long lineno, bfd_vma addr)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[20];
 
  indent (info);
  print_vma (addr, ab, TRUE, TRUE);
  fprintf (info->f, "/* file %s line %lu addr %s */\n", filename, lineno, ab);
 
  return TRUE;
}
 
/* Finish writing out a block.  */
 
static bfd_boolean
pr_end_block (void *p, bfd_vma addr)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[20];
 
  info->indent -= 2;
 
  indent (info);
  print_vma (addr, ab, TRUE, TRUE);
  fprintf (info->f, "} /* %s */\n", ab);
 
  return TRUE;
}
 
/* Finish writing out a function.  */
 
static bfd_boolean
pr_end_function (void *p ATTRIBUTE_UNUSED)
{
  return TRUE;
}
 
/* Tags style generation functions start here.  */
 
/* Variables for address to line translation.  */
static bfd_vma pc;
static const char *filename;
static const char *functionname;
static unsigned int line;
static bfd_boolean found;
 
/* Look for an address in a section.  This is called via
   bfd_map_over_sections.  */
 
static void
find_address_in_section (bfd *abfd, asection *section, void *data)
{
  bfd_vma vma;
  bfd_size_type size;
  asymbol **syms = (asymbol **) data;
 
  if (found)
    return;
 
  if ((bfd_get_section_flags (abfd, section) & SEC_ALLOC) == 0)
    return;
 
  vma = bfd_get_section_vma (abfd, section);
  if (pc < vma)
    return;
 
  size = bfd_get_section_size (section);
  if (pc >= vma + size)
    return;
 
  found = bfd_find_nearest_line (abfd, section, syms, pc - vma,
                                 &filename, &functionname, &line);
}
 
static void
translate_addresses (bfd *abfd, char *addr_hex, FILE *f, asymbol **syms)
{
  pc = bfd_scan_vma (addr_hex, NULL, 16);
  found = FALSE;
  bfd_map_over_sections (abfd, find_address_in_section, syms);
 
  if (! found)
    fprintf (f, "??");
  else
    fprintf (f, "%u", line);
}
 
/* Start a new compilation unit.  */
 
static bfd_boolean
tg_start_compilation_unit (void * p, const char *filename ATTRIBUTE_UNUSED)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  free (info->filename);
  /* Should it be relative? best way to do it here?.  */
  info->filename = strdup (filename);
 
  return TRUE;
}
 
/* Start a source file within a compilation unit.  */
 
static bfd_boolean
tg_start_source (void *p, const char *filename)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  free (info->filename);
  /* Should it be relative? best way to do it here?.  */
  info->filename = strdup (filename);
 
  return TRUE;
}
 
/* Push an enum type onto the type stack.  */
 
static bfd_boolean
tg_enum_type (void *p, const char *tag, const char **names,
              bfd_signed_vma *values)
{
  struct pr_handle *info = (struct pr_handle *) p;
  unsigned int i;
  const char *name;
  char ab[20];
 
  if (! pr_enum_type (p, tag, names, values))
    return FALSE;
 
  name = tag ? tag : "unknown";
  /* Generate an entry for the enum.  */
  if (tag)
    fprintf (info->f, "%s\t%s\t0;\"\tkind:e\ttype:%s\n", tag,
             info->filename, info->stack->type);
 
  /* Generate entries for the values.  */
  if (names != NULL)
    {
      for (i = 0; names[i] != NULL; i++)
        {
          print_vma (values[i], ab, FALSE, FALSE);
          fprintf (info->f, "%s\t%s\t0;\"\tkind:g\tenum:%s\tvalue:%s\n",
                   names[i], info->filename, name, ab);
        }
    }
 
  return TRUE;
}
 
/* Start accumulating a struct type.  */
 
static bfd_boolean
tg_start_struct_type (void *p, const char *tag, unsigned int id,
                      bfd_boolean structp,
                      unsigned int size ATTRIBUTE_UNUSED)
{
  struct pr_handle *info = (struct pr_handle *) p;
  const char *name;
  char idbuf[20];
 
  if (tag != NULL)
    name = tag;
  else
    {
      name = idbuf;
      sprintf (idbuf, "%%anon%u", id);
    }
 
  if (! push_type (info, name))
    return FALSE;
 
  info->stack->flavor = structp ? "struct" : "union";
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:%c\n", name, info->filename,
           info->stack->flavor[0]);
 
  info->stack->visibility = DEBUG_VISIBILITY_PUBLIC;
 
  return indent_type (info);
}
 
/* Output the visibility of a field in a struct.  */
 
static bfd_boolean
tg_fix_visibility (struct pr_handle *info, enum debug_visibility visibility)
{
  assert (info->stack != NULL);
 
  if (info->stack->visibility == visibility)
    return TRUE;
 
  assert (info->stack->visibility != DEBUG_VISIBILITY_IGNORE);
 
  info->stack->visibility = visibility;
 
  return TRUE;
}
 
/* Add a field to a struct type.  */
 
static bfd_boolean
tg_struct_field (void *p, const char *name, bfd_vma bitpos ATTRIBUTE_UNUSED,
                 bfd_vma bitsize ATTRIBUTE_UNUSED,
                 enum debug_visibility visibility)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (! tg_fix_visibility (info, visibility))
    return FALSE;
 
  /* It happens, a bug? */
  if (! name[0])
    return TRUE;
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:m\ttype:%s\t%s:%s\taccess:%s\n",
           name, info->filename, t, info->stack->flavor, info->stack->type,
           visibility_name (visibility));
 
  return TRUE;
}
 
/* Finish a struct type.  */
 
static bfd_boolean
tg_end_struct_type (void *p ATTRIBUTE_UNUSED)
{
  assert (((struct pr_handle *) p)->stack != NULL);
 
  return TRUE;
}
 
/* Start a class type.  */
 
static bfd_boolean
tg_start_class_type (void *p, const char *tag, unsigned int id,
                     bfd_boolean structp, unsigned int size,
                     bfd_boolean vptr, bfd_boolean ownvptr)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *tv = NULL;
  const char *name;
 
  info->indent += 2;
 
  if (vptr && ! ownvptr)
    {
      tv = pop_type (info);
      if (tv == NULL)
        return FALSE;
    }
 
  if (tag != NULL)
    name = tag;
  else
    {
      char idbuf[20];
 
      sprintf (idbuf, "%%anon%u", id);
      name = idbuf;
    }
 
  if (! push_type (info, name))
    return FALSE;
 
  info->stack->flavor = structp ? "class" : "union class";
  info->stack->parents = NULL;
  info->stack->num_parents = 0;
 
  if (size != 0 || vptr || ownvptr || tag != NULL)
    {
      if (vptr)
        {
          if (! append_type (info, " vtable "))
            return FALSE;
          if (ownvptr)
            {
              if (! append_type (info, "self "))
                return FALSE;
            }
          else
            {
              if (! append_type (info, tv)
                  || ! append_type (info, " "))
                return FALSE;
            }
        }
    }
 
  info->stack->visibility = DEBUG_VISIBILITY_PRIVATE;
 
  return TRUE;
}
 
/* Add a static member to a class.  */
 
static bfd_boolean
tg_class_static_member (void *p, const char *name,
                        const char *physname ATTRIBUTE_UNUSED,
                        enum debug_visibility visibility)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
  int len_var, len_class;
  char *full_name;
 
  len_var = strlen (name);
  len_class = strlen (info->stack->next->type);
  full_name = (char *) xmalloc (len_var + len_class + 3);
  if (! full_name)
    return FALSE;
  sprintf (full_name, "%s::%s", info->stack->next->type, name);
 
  if (! substitute_type (info, full_name))
    return FALSE;
 
  if (! prepend_type (info, "static "))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (! tg_fix_visibility (info, visibility))
    return FALSE;
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:x\ttype:%s\tclass:%s\taccess:%s\n",
           name, info->filename, t, info->stack->type,
           visibility_name (visibility));
  free (t);
  free (full_name);
 
  return TRUE;
}
 
/* Add a base class to a class.  */
 
static bfd_boolean
tg_class_baseclass (void *p, bfd_vma bitpos ATTRIBUTE_UNUSED,
                    bfd_boolean is_virtual, enum debug_visibility visibility)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
  const char *prefix;
 
  assert (info->stack != NULL && info->stack->next != NULL);
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (CONST_STRNEQ (t, "class "))
    t += sizeof "class " - 1;
 
  /* Push it back on to take advantage of the prepend_type and
     append_type routines.  */
  if (! push_type (info, t))
    return FALSE;
 
  if (is_virtual)
    {
      if (! prepend_type (info, "virtual "))
        return FALSE;
    }
 
  switch (visibility)
    {
    case DEBUG_VISIBILITY_PUBLIC:
      prefix = "public ";
      break;
    case DEBUG_VISIBILITY_PROTECTED:
      prefix = "protected ";
      break;
    case DEBUG_VISIBILITY_PRIVATE:
      prefix = "private ";
      break;
    default:
      prefix = "/* unknown visibility */ ";
      break;
    }
 
  if (! prepend_type (info, prefix))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (info->stack->num_parents && ! append_parent (info, ", "))
    return FALSE;
 
  if (! append_parent (info, t))
    return FALSE;
  info->stack->num_parents++;
 
  free (t);
 
  return TRUE;
}
 
/* Add a variant to a method.  */
 
static bfd_boolean
tg_class_method_variant (void *p, const char *physname ATTRIBUTE_UNUSED,
                         enum debug_visibility visibility,
                         bfd_boolean constp, bfd_boolean volatilep,
                         bfd_vma voffset ATTRIBUTE_UNUSED,
                         bfd_boolean context)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *method_type;
  char *context_type;
  char *method_name;
 
  assert (info->stack != NULL);
  assert (info->stack->next != NULL);
 
  /* Put the const and volatile qualifiers on the type.  */
  if (volatilep)
    {
      if (! append_type (info, " volatile"))
        return FALSE;
    }
  if (constp)
    {
      if (! append_type (info, " const"))
        return FALSE;
    }
 
  method_name = strdup (context ? info->stack->next->next->method
                        : info->stack->next->method);
 
  /* Stick the name of the method into its type.  */
  if (! substitute_type (info, method_name))
    return FALSE;
 
  /* Get the type.  */
  method_type = pop_type (info);
  if (method_type == NULL)
    return FALSE;
 
  /* Pull off the context type if there is one.  */
  if (! context)
    context_type = NULL;
  else
    {
      context_type = pop_type (info);
      if (context_type == NULL)
        return FALSE;
    }
 
  /* Now the top of the stack is the class.  */
  if (! tg_fix_visibility (info, visibility))
    return FALSE;
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:p\ttype:%s\tclass:%s\n",
           method_name, info->filename, method_type, info->stack->type);
  free (method_type);
  free (method_name);
  free (context_type);
 
  return TRUE;
}
 
/* Add a static variant to a method.  */
 
static bfd_boolean
tg_class_static_method_variant (void *p,
                                const char *physname ATTRIBUTE_UNUSED,
                                enum debug_visibility visibility,
                                bfd_boolean constp, bfd_boolean volatilep)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *method_type;
  char *method_name;
 
  assert (info->stack != NULL);
  assert (info->stack->next != NULL);
  assert (info->stack->next->method != NULL);
 
  /* Put the const and volatile qualifiers on the type.  */
  if (volatilep)
    {
      if (! append_type (info, " volatile"))
        return FALSE;
    }
  if (constp)
    {
      if (! append_type (info, " const"))
        return FALSE;
    }
 
  /* Mark it as static.  */
  if (! prepend_type (info, "static "))
    return FALSE;
 
  method_name = strdup (info->stack->next->method);
  /* Stick the name of the method into its type.  */
  if (! substitute_type (info, info->stack->next->method))
    return FALSE;
 
  /* Get the type.  */
  method_type = pop_type (info);
  if (method_type == NULL)
    return FALSE;
 
  /* Now the top of the stack is the class.  */
  if (! tg_fix_visibility (info, visibility))
    return FALSE;
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:p\ttype:%s\tclass:%s\taccess:%s\n",
           method_name, info->filename, method_type, info->stack->type,
           visibility_name (visibility));
  free (method_type);
  free (method_name);
 
  return TRUE;
}
 
/* Finish up a class.  */
 
static bfd_boolean
tg_end_class_type (void *p)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:c\ttype:%s", info->stack->type,
           info->filename, info->stack->flavor);
  if (info->stack->num_parents)
    {
      fprintf  (info->f, "\tinherits:%s", info->stack->parents);
      free (info->stack->parents);
    }
  fputc ('\n', info->f);
 
  return tg_end_struct_type (p);
}
 
/* Push a type on the stack using a tag name.  */
 
static bfd_boolean
tg_tag_type (void *p, const char *name, unsigned int id,
             enum debug_type_kind kind)
{
  struct pr_handle *info = (struct pr_handle *) p;
  const char *t, *tag;
  char idbuf[20];
 
  switch (kind)
    {
    case DEBUG_KIND_STRUCT:
      t = "struct ";
      break;
    case DEBUG_KIND_UNION:
      t = "union ";
      break;
    case DEBUG_KIND_ENUM:
      t = "enum ";
      break;
    case DEBUG_KIND_CLASS:
      t = "class ";
      break;
    case DEBUG_KIND_UNION_CLASS:
      t = "union class ";
      break;
    default:
      abort ();
      return FALSE;
    }
 
  if (! push_type (info, t))
    return FALSE;
  if (name != NULL)
    tag = name;
  else
    {
      sprintf (idbuf, "%%anon%u", id);
      tag = idbuf;
    }
 
  if (! append_type (info, tag))
    return FALSE;
 
  return TRUE;
}
 
/* Output a typedef.  */
 
static bfd_boolean
tg_typdef (void *p, const char *name)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *s;
 
  s = pop_type (info);
  if (s == NULL)
    return FALSE;
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:t\ttype:%s\n", name,
           info->filename, s);
 
  free (s);
 
  return TRUE;
}
 
/* Output a tag.  The tag should already be in the string on the
   stack, so all we have to do here is print it out.  */
 
static bfd_boolean
tg_tag (void *p ATTRIBUTE_UNUSED, const char *name ATTRIBUTE_UNUSED)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
  free (t);
 
  return TRUE;
}
 
/* Output an integer constant.  */
 
static bfd_boolean
tg_int_constant (void *p, const char *name, bfd_vma val)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[20];
 
  indent (info);
  print_vma (val, ab, FALSE, FALSE);
  fprintf (info->f, "%s\t%s\t0;\"\tkind:v\ttype:const int\tvalue:%s\n",
           name, info->filename, ab);
  return TRUE;
}
 
/* Output a floating point constant.  */
 
static bfd_boolean
tg_float_constant (void *p, const char *name, double val)
{
  struct pr_handle *info = (struct pr_handle *) p;
 
  indent (info);
  fprintf (info->f, "%s\t%s\t0;\"\tkind:v\ttype:const double\tvalue:%g\n",
           name, info->filename, val);
  return TRUE;
}
 
/* Output a typed constant.  */
 
static bfd_boolean
tg_typed_constant (void *p, const char *name, bfd_vma val)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
  char ab[20];
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  indent (info);
  print_vma (val, ab, FALSE, FALSE);
  fprintf (info->f, "%s\t%s\t0;\"\tkind:v\ttype:const %s\tvalue:%s\n",
           name, info->filename, t, ab);
 
  free (t);
 
  return TRUE;
}
 
/* Output a variable.  */
 
static bfd_boolean
tg_variable (void *p, const char *name, enum debug_var_kind kind,
             bfd_vma val ATTRIBUTE_UNUSED)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t, *dname, *from_class;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  dname = NULL;
  if (info->demangler)
    dname = info->demangler (info->abfd, name, DMGL_ANSI | DMGL_PARAMS);
 
  from_class = NULL;
  if (dname != NULL)
    {
      char *sep;
      sep = strstr (dname, "::");
      if (sep)
        {
          *sep = 0;
          name = sep + 2;
          from_class = dname;
        }
      else
        /* Obscure types as vts and type_info nodes.  */
        name = dname;
    }
 
  fprintf (info->f, "%s\t%s\t0;\"\tkind:v\ttype:%s", name, info->filename, t);
 
  switch (kind)
    {
    case DEBUG_STATIC:
    case DEBUG_LOCAL_STATIC:
      fprintf (info->f, "\tfile:");
      break;
    case DEBUG_REGISTER:
      fprintf (info->f, "\tregister:");
      break;
    default:
      break;
    }
 
  if (from_class)
    fprintf (info->f, "\tclass:%s", from_class);
 
  if (dname)
    free (dname);
 
  fprintf (info->f, "\n");
 
  free (t);
 
  return TRUE;
}
 
/* Start outputting a function.  */
 
static bfd_boolean
tg_start_function (void *p, const char *name, bfd_boolean global)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *dname;
 
  if (! global)
    info->stack->flavor = "static";
  else
    info->stack->flavor = NULL;
 
  dname = NULL;
  if (info->demangler)
    dname = info->demangler (info->abfd, name, DMGL_ANSI | DMGL_PARAMS);
 
  if (! substitute_type (info, dname ? dname : name))
    return FALSE;
 
  info->stack->method = NULL;
  if (dname != NULL)
    {
      char *sep;
      sep = strstr (dname, "::");
      if (sep)
        {
          info->stack->method = dname;
          *sep = 0;
          name = sep + 2;
        }
      else
        {
          info->stack->method = "";
          name = dname;
        }
      sep = strchr (name, '(');
      if (sep)
        *sep = 0;
      /* Obscure functions as type_info function.  */
    }
 
  info->stack->parents = strdup (name);
 
  if (! info->stack->method && ! append_type (info, "("))
    return FALSE;
 
  info->parameter = 1;
 
  return TRUE;
}
 
/* Output a function parameter.  */
 
static bfd_boolean
tg_function_parameter (void *p, const char *name, enum debug_parm_kind kind,
                       bfd_vma val ATTRIBUTE_UNUSED)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char *t;
 
  if (kind == DEBUG_PARM_REFERENCE
      || kind == DEBUG_PARM_REF_REG)
    {
      if (! pr_reference_type (p))
        return FALSE;
    }
 
  if (! substitute_type (info, name))
    return FALSE;
 
  t = pop_type (info);
  if (t == NULL)
    return FALSE;
 
  if (! info->stack->method)
    {
      if (info->parameter != 1 && ! append_type (info, ", "))
        return FALSE;
 
      if (kind == DEBUG_PARM_REG || kind == DEBUG_PARM_REF_REG)
        if (! append_type (info, "register "))
          return FALSE;
 
      if (! append_type (info, t))
        return FALSE;
    }
 
  free (t);
 
  ++info->parameter;
 
  return TRUE;
}
 
/* Start writing out a block.  */
 
static bfd_boolean
tg_start_block (void *p, bfd_vma addr)
{
  struct pr_handle *info = (struct pr_handle *) p;
  char ab[20], kind, *partof;
  char *t;
  bfd_boolean local;
 
  if (info->parameter > 0)
    {
      info->parameter = 0;
 
      /* Delayed name.  */
      fprintf (info->f, "%s\t%s\t", info->stack->parents, info->filename);
      free (info->stack->parents);
 
      print_vma (addr, ab, TRUE, TRUE);
      translate_addresses (info->abfd, ab, info->f, info->syms);
      local = info->stack->flavor != NULL;
      if (info->stack->method && *info->stack->method)
        {
          kind = 'm';
          partof = (char *) info->stack->method;
        }
      else
        {
          kind = 'f';
          partof = NULL;
          if (! info->stack->method && ! append_type (info, ")"))
            return FALSE;
        }
      t = pop_type (info);
      if (t == NULL)
        return FALSE;
      fprintf (info->f, ";\"\tkind:%c\ttype:%s", kind, t);
      if (local)
        fputs ("\tfile:", info->f);
      if (partof)
        {
          fprintf (info->f, "\tclass:%s", partof);
          free (partof);
        }
      fputc ('\n', info->f);
    }
 
  return TRUE;
}
 
/* Write out line number information.  */
 
static bfd_boolean
tg_lineno (void *p ATTRIBUTE_UNUSED, const char *filename ATTRIBUTE_UNUSED,
           unsigned long lineno ATTRIBUTE_UNUSED,
           bfd_vma addr ATTRIBUTE_UNUSED)
{
  return TRUE;
}
 
/* Finish writing out a block.  */
 
static bfd_boolean
tg_end_block (void *p ATTRIBUTE_UNUSED, bfd_vma addr ATTRIBUTE_UNUSED)
{
  return TRUE;
}
 
/* Convert the visibility value into a human readable name.  */
 
static const char *
visibility_name (enum debug_visibility visibility)
{
  const char *s;
 
  switch (visibility)
    {
    case DEBUG_VISIBILITY_PUBLIC:
      s = "public";
      break;
    case DEBUG_VISIBILITY_PRIVATE:
      s = "private";
      break;
    case DEBUG_VISIBILITY_PROTECTED:
      s = "protected";
      break;
    case DEBUG_VISIBILITY_IGNORE:
      s = "/* ignore */";
      break;
    default:
      abort ();
      return FALSE;
    }
  return s;
}
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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [binutils/] [prdbg.c] - Blame information for rev 258

Line No.	Rev	Author	Line
1	205	julius	`/* prdbg.c -- Print out generic debugging information.`
2			`Copyright 1995, 1996, 1999, 2002, 2003, 2004, 2005, 2006, 2007, 2008`
3			`Free Software Foundation, Inc.`
4			`Written by Ian Lance Taylor <ian@cygnus.com>.`
5			`Tags style generation written by Salvador E. Tropea <set@computer.org>.`
6
7			`This file is part of GNU Binutils.`
8
9			`This program is free software; you can redistribute it and/or modify`
10			`it under the terms of the GNU General Public License as published by`
11			`the Free Software Foundation; either version 3 of the License, or`
12			`(at your option) any later version.`
13
14			`This program is distributed in the hope that it will be useful,`
15			`but WITHOUT ANY WARRANTY; without even the implied warranty of`
16			`MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
17			`GNU General Public License for more details.`
18
19			`You should have received a copy of the GNU General Public License`
20			`along with this program; if not, write to the Free Software`
21			`Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA`
22			`02110-1301, USA. */`
23
24			`/* This file prints out the generic debugging information, by`
25			`supplying a set of routines to debug_write. */`
26
27			`#include "sysdep.h"`
28			`#include <assert.h>`
29			`#include "bfd.h"`
30			`#include "libiberty.h"`
31			`#include "demangle.h"`
32			`#include "debug.h"`
33			`#include "budbg.h"`
34
35			`/* This is the structure we use as a handle for these routines. */`
36
37			`struct pr_handle`
38			`{`
39			`/* File to print information to. */`
40			`FILE *f;`