Esempio n. 1
0
static enum dtor_kinds
gnuv2_is_destructor_name (const char *name)
{
  if ((name[0] == '_' && is_cplus_marker (name[1]) && name[2] == '_')
      || strncmp (name, "__dt__", 6) == 0)
    return complete_object_dtor;
  else
    return 0;
}
Esempio n. 2
0
static int
gnuv2_is_vtable_name (const char *name)
{
  return (((name)[0] == '_'
	   && (((name)[1] == 'V' && (name)[2] == 'T')
	       || ((name)[1] == 'v' && (name)[2] == 't'))
	   && is_cplus_marker ((name)[3])) ||
	  ((name)[0] == '_' && (name)[1] == '_'
	   && (name)[2] == 'v' && (name)[3] == 't' && (name)[4] == '_'));
}
Esempio n. 3
0
static int
vb_match (struct type *type, int index, struct type *basetype)
{
  struct type *fieldtype;
  char *name = TYPE_FIELD_NAME (type, index);
  char *field_class_name = NULL;

  if (*name != '_')
    return 0;
  /* gcc 2.4 uses _vb$.  */
  if (name[1] == 'v' && name[2] == 'b' && is_cplus_marker (name[3]))
    field_class_name = name + 4;
  /* gcc 2.5 will use __vb_.  */
  if (name[1] == '_' && name[2] == 'v' && name[3] == 'b' && name[4] == '_')
    field_class_name = name + 5;

  if (field_class_name == NULL)
    /* This field is not a virtual base class pointer.  */
    return 0;

  /* It's a virtual baseclass pointer, now we just need to find out whether
     it is for this baseclass.  */
  fieldtype = TYPE_FIELD_TYPE (type, index);
  if (fieldtype == NULL
      || TYPE_CODE (fieldtype) != TYPE_CODE_PTR)
    /* "Can't happen".  */
    return 0;

  /* What we check for is that either the types are equal (needed for
     nameless types) or have the same name.  This is ugly, and a more
     elegant solution should be devised (which would probably just push
     the ugliness into symbol reading unless we change the stabs format).  */
  if (TYPE_TARGET_TYPE (fieldtype) == basetype)
    return 1;

  if (TYPE_NAME (basetype) != NULL
      && TYPE_NAME (TYPE_TARGET_TYPE (fieldtype)) != NULL
      && strcmp (TYPE_NAME (basetype),
		 TYPE_NAME (TYPE_TARGET_TYPE (fieldtype))) == 0)
    return 1;
  return 0;
}
Esempio n. 4
0
static void
java_type_print_base (struct type *type, struct ui_file *stream, int show,
		      int level)
{
  int i;
  int len;
  char *mangled_name;
  char *demangled_name;
  QUIT;

  wrap_here ("    ");

  if (type == NULL)
    {
      fputs_filtered ("<type unknown>", stream);
      return;
    }

  /* When SHOW is zero or less, and there is a valid type name, then always
     just print the type name directly from the type.  */

  if (show <= 0
      && TYPE_NAME (type) != NULL)
    {
      fputs_filtered (TYPE_NAME (type), stream);
      return;
    }

  CHECK_TYPEDEF (type);

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_PTR:
      java_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
      break;

    case TYPE_CODE_STRUCT:
      if (TYPE_TAG_NAME (type) != NULL && TYPE_TAG_NAME (type)[0] == '[')
	{			/* array type */
	  char *name = java_demangle_type_signature (TYPE_TAG_NAME (type));
	  fputs_filtered (name, stream);
	  xfree (name);
	  break;
	}

      if (show >= 0)
	fprintf_filtered (stream, "class ");

      if (TYPE_TAG_NAME (type) != NULL)
	{
	  fputs_filtered (TYPE_TAG_NAME (type), stream);
	  if (show > 0)
	    fputs_filtered (" ", stream);
	}

      wrap_here ("    ");

      if (show < 0)
	{
	  /* If we just printed a tag name, no need to print anything else.  */
	  if (TYPE_TAG_NAME (type) == NULL)
	    fprintf_filtered (stream, "{...}");
	}
      else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	{
	  java_type_print_derivation_info (stream, type);

	  fprintf_filtered (stream, "{\n");
	  if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0))
	    {
	      if (TYPE_STUB (type))
		fprintfi_filtered (level + 4, stream, "<incomplete type>\n");
	      else
		fprintfi_filtered (level + 4, stream, "<no data fields>\n");
	    }

	  /* If there is a base class for this type,
	     do not print the field that it occupies.  */

	  len = TYPE_NFIELDS (type);
	  for (i = TYPE_N_BASECLASSES (type); i < len; i++)
	    {
	      QUIT;
	      /* Don't print out virtual function table.  */
	      if (strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5) == 0
		  && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5]))
		continue;

	      /* Don't print the dummy field "class". */
	      if (strncmp (TYPE_FIELD_NAME (type, i), "class", 5) == 0)
		continue;

	      print_spaces_filtered (level + 4, stream);

	      if (HAVE_CPLUS_STRUCT (type))
		{
		  if (TYPE_FIELD_PROTECTED (type, i))
		    fprintf_filtered (stream, "protected ");
		  else if (TYPE_FIELD_PRIVATE (type, i))
		    fprintf_filtered (stream, "private ");
		  else
		    fprintf_filtered (stream, "public ");
		}

	      if (field_is_static (&TYPE_FIELD (type, i)))
		fprintf_filtered (stream, "static ");

	      java_print_type (TYPE_FIELD_TYPE (type, i),
			       TYPE_FIELD_NAME (type, i),
			       stream, show - 1, level + 4);

	      fprintf_filtered (stream, ";\n");
	    }

	  /* If there are both fields and methods, put a space between. */
	  len = TYPE_NFN_FIELDS (type);
	  if (len)
	    fprintf_filtered (stream, "\n");

	  /* Print out the methods */

	  for (i = 0; i < len; i++)
	    {
	      struct fn_field *f;
	      int j;
	      char *method_name;
	      char *name;
	      int is_constructor;
	      int n_overloads;

	      f = TYPE_FN_FIELDLIST1 (type, i);
	      n_overloads = TYPE_FN_FIELDLIST_LENGTH (type, i);
	      method_name = TYPE_FN_FIELDLIST_NAME (type, i);
	      name = type_name_no_tag (type);
	      is_constructor = name && strcmp (method_name, name) == 0;

	      for (j = 0; j < n_overloads; j++)
		{
		  char *real_physname, *physname, *p;
		  int is_full_physname_constructor;

		  real_physname = TYPE_FN_FIELD_PHYSNAME (f, j);

		  /* The physname will contain the return type
		     after the final closing parenthesis.  Strip it off.  */
		  p = strrchr (real_physname, ')');
		  gdb_assert (p != NULL);
		  ++p;   /* Keep the trailing ')'.  */
		  physname = alloca (p - real_physname + 1);
		  memcpy (physname, real_physname, p - real_physname);
		  physname[p - real_physname] = '\0';

		  is_full_physname_constructor
                    = (is_constructor_name (physname)
                       || is_destructor_name (physname));

		  QUIT;

		  print_spaces_filtered (level + 4, stream);

		  if (TYPE_FN_FIELD_PROTECTED (f, j))
		    fprintf_filtered (stream, "protected ");
		  else if (TYPE_FN_FIELD_PRIVATE (f, j))
		    fprintf_filtered (stream, "private ");
		  else if (TYPE_FN_FIELD_PUBLIC (f, j))
		    fprintf_filtered (stream, "public ");

		  if (TYPE_FN_FIELD_ABSTRACT (f, j))
		    fprintf_filtered (stream, "abstract ");
		  if (TYPE_FN_FIELD_STATIC (f, j))
		    fprintf_filtered (stream, "static ");
		  if (TYPE_FN_FIELD_FINAL (f, j))
		    fprintf_filtered (stream, "final ");
		  if (TYPE_FN_FIELD_SYNCHRONIZED (f, j))
		    fprintf_filtered (stream, "synchronized ");
		  if (TYPE_FN_FIELD_NATIVE (f, j))
		    fprintf_filtered (stream, "native ");

		  if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
		    {
		      /* Keep GDB from crashing here.  */
		      fprintf_filtered (stream, "<undefined type> %s;\n",
					TYPE_FN_FIELD_PHYSNAME (f, j));
		      break;
		    }
		  else if (!is_constructor && !is_full_physname_constructor)
		    {
		      type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
				  "", stream, -1);
		      fputs_filtered (" ", stream);
		    }

		  if (TYPE_FN_FIELD_STUB (f, j))
		    /* Build something we can demangle.  */
		    mangled_name = gdb_mangle_name (type, i, j);
		  else
		    mangled_name = physname;

		  demangled_name =
		    cplus_demangle (mangled_name,
				    DMGL_ANSI | DMGL_PARAMS | DMGL_JAVA);

		  if (demangled_name == NULL)
		    demangled_name = xstrdup (mangled_name);

		  {
		    char *demangled_no_class;
		    char *ptr;

		    ptr = demangled_no_class = demangled_name;

		    while (1)
		      {
			char c;

			c = *ptr++;

			if (c == 0 || c == '(')
			  break;
			if (c == '.')
			  demangled_no_class = ptr;
		      }

		    fputs_filtered (demangled_no_class, stream);
		    xfree (demangled_name);
		  }

		  if (TYPE_FN_FIELD_STUB (f, j))
		    xfree (mangled_name);

		  fprintf_filtered (stream, ";\n");
		}
	    }

	  fprintfi_filtered (level, stream, "}");
	}
      break;

    default:
      c_type_print_base (type, stream, show, level);
    }
}
Esempio n. 5
0
void
c_type_print_base (struct type *type, struct ui_file *stream, int show,
		   int level)
{
  int i;
  int len, real_len;
  int lastval;
  char *mangled_name;
  char *demangled_name;
  char *demangled_no_static;
  enum
    {
      s_none, s_public, s_private, s_protected
    }
  section_type;
  int need_access_label = 0;
  int j, len2;

  QUIT;

  wrap_here ("    ");
  if (type == NULL)
    {
      fputs_filtered (_("<type unknown>"), stream);
      return;
    }

  /* When SHOW is zero or less, and there is a valid type name, then always
     just print the type name directly from the type.  */
  /* If we have "typedef struct foo {. . .} bar;" do we want to print it
     as "struct foo" or as "bar"?  Pick the latter, because C++ folk tend
     to expect things like "class5 *foo" rather than "struct class5 *foo".  */

  if (show <= 0
      && TYPE_NAME (type) != NULL)
    {
      c_type_print_modifier (type, stream, 0, 1);
      fputs_filtered (TYPE_NAME (type), stream);
      return;
    }

  CHECK_TYPEDEF (type);

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_TYPEDEF:
    case TYPE_CODE_ARRAY:
    case TYPE_CODE_PTR:
    case TYPE_CODE_MEMBER:
    case TYPE_CODE_REF:
    case TYPE_CODE_FUNC:
    case TYPE_CODE_METHOD:
      c_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
      break;

    case TYPE_CODE_STRUCT:
      c_type_print_modifier (type, stream, 0, 1);
      /* Note TYPE_CODE_STRUCT and TYPE_CODE_CLASS have the same value,
       * so we use another means for distinguishing them.
       */
      if (HAVE_CPLUS_STRUCT (type))
	{
	  switch (TYPE_DECLARED_TYPE (type))
	    {
	    case DECLARED_TYPE_CLASS:
	      fprintf_filtered (stream, "class ");
	      break;
	    case DECLARED_TYPE_UNION:
	      fprintf_filtered (stream, "union ");
	      break;
	    case DECLARED_TYPE_STRUCT:
	      fprintf_filtered (stream, "struct ");
	      break;
	    default:
	      /* If there is a CPLUS_STRUCT, assume class if not
	       * otherwise specified in the declared_type field.
	       */
	      fprintf_filtered (stream, "class ");
	      break;
	    }			/* switch */
	}
      else
	{
	  /* If not CPLUS_STRUCT, then assume it's a C struct */
	  fprintf_filtered (stream, "struct ");
	}
      goto struct_union;

    case TYPE_CODE_UNION:
      c_type_print_modifier (type, stream, 0, 1);
      fprintf_filtered (stream, "union ");

    struct_union:

      /* Print the tag if it exists. 
       * The HP aCC compiler emits
       * a spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
       * tag  for unnamed struct/union/enum's, which we don't
       * want to print.
       */
      if (TYPE_TAG_NAME (type) != NULL &&
	  strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
	{
	  fputs_filtered (TYPE_TAG_NAME (type), stream);
	  if (show > 0)
	    fputs_filtered (" ", stream);
	}
      wrap_here ("    ");
      if (show < 0)
	{
	  /* If we just printed a tag name, no need to print anything else.  */
	  if (TYPE_TAG_NAME (type) == NULL)
	    fprintf_filtered (stream, "{...}");
	}
      else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	{
	  cp_type_print_derivation_info (stream, type);

	  fprintf_filtered (stream, "{\n");
	  if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0))
	    {
	      if (TYPE_STUB (type))
		fprintfi_filtered (level + 4, stream, _("<incomplete type>\n"));
	      else
		fprintfi_filtered (level + 4, stream, _("<no data fields>\n"));
	    }

	  /* Start off with no specific section type, so we can print
	     one for the first field we find, and use that section type
	     thereafter until we find another type. */

	  section_type = s_none;

	  /* For a class, if all members are private, there's no need
	     for a "private:" label; similarly, for a struct or union
	     masquerading as a class, if all members are public, there's
	     no need for a "public:" label. */

	  if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_CLASS) ||
	      (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_TEMPLATE))
	    {
	      QUIT;
	      len = TYPE_NFIELDS (type);
	      for (i = TYPE_N_BASECLASSES (type); i < len; i++)
		if (!TYPE_FIELD_PRIVATE (type, i))
		  {
		    need_access_label = 1;
		    break;
		  }
	      QUIT;
	      if (!need_access_label)
		{
		  len2 = TYPE_NFN_FIELDS (type);
		  for (j = 0; j < len2; j++)
		    {
		      len = TYPE_FN_FIELDLIST_LENGTH (type, j);
		      for (i = 0; i < len; i++)
			if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i))
			  {
			    need_access_label = 1;
			    break;
			  }
		      if (need_access_label)
			break;
		    }
		}
	    }
	  else if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_STRUCT) ||
		   (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_UNION))
	    {
	      QUIT;
	      len = TYPE_NFIELDS (type);
	      for (i = TYPE_N_BASECLASSES (type); i < len; i++)
		if (TYPE_FIELD_PRIVATE (type, i) || TYPE_FIELD_PROTECTED (type, i))
		  {
		    need_access_label = 1;
		    break;
		  }
	      QUIT;
	      if (!need_access_label)
		{
		  len2 = TYPE_NFN_FIELDS (type);
		  for (j = 0; j < len2; j++)
		    {
		      QUIT;
		      len = TYPE_FN_FIELDLIST_LENGTH (type, j);
		      for (i = 0; i < len; i++)
			if (TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i) ||
			    TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type, j), i))
			  {
			    need_access_label = 1;
			    break;
			  }
		      if (need_access_label)
			break;
		    }
		}
	    }

	  /* If there is a base class for this type,
	     do not print the field that it occupies.  */

	  len = TYPE_NFIELDS (type);
	  for (i = TYPE_N_BASECLASSES (type); i < len; i++)
	    {
	      QUIT;
	      /* Don't print out virtual function table.  */
	      /* HP ANSI C++ case */
	      if (TYPE_HAS_VTABLE (type)
		  && (strncmp (TYPE_FIELD_NAME (type, i), "__vfp", 5) == 0))
		continue;
	      /* Other compilers */
	      if (strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5) == 0
		  && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5]))
		continue;

	      /* If this is a C++ class we can print the various C++ section
	         labels. */

	      if (HAVE_CPLUS_STRUCT (type) && need_access_label)
		{
		  if (TYPE_FIELD_PROTECTED (type, i))
		    {
		      if (section_type != s_protected)
			{
			  section_type = s_protected;
			  fprintfi_filtered (level + 2, stream,
					     "protected:\n");
			}
		    }
		  else if (TYPE_FIELD_PRIVATE (type, i))
		    {
		      if (section_type != s_private)
			{
			  section_type = s_private;
			  fprintfi_filtered (level + 2, stream, "private:\n");
			}
		    }
		  else
		    {
		      if (section_type != s_public)
			{
			  section_type = s_public;
			  fprintfi_filtered (level + 2, stream, "public:\n");
			}
		    }
		}

	      print_spaces_filtered (level + 4, stream);
	      if (TYPE_FIELD_STATIC (type, i))
		{
		  fprintf_filtered (stream, "static ");
		}
	      c_print_type (TYPE_FIELD_TYPE (type, i),
			    TYPE_FIELD_NAME (type, i),
			    stream, show - 1, level + 4);
	      if (!TYPE_FIELD_STATIC (type, i)
		  && TYPE_FIELD_PACKED (type, i))
		{
		  /* It is a bitfield.  This code does not attempt
		     to look at the bitpos and reconstruct filler,
		     unnamed fields.  This would lead to misleading
		     results if the compiler does not put out fields
		     for such things (I don't know what it does).  */
		  fprintf_filtered (stream, " : %d",
				    TYPE_FIELD_BITSIZE (type, i));
		}
	      fprintf_filtered (stream, ";\n");
	    }

	  /* If there are both fields and methods, put a blank line
	      between them.  Make sure to count only method that we will
	      display; artificial methods will be hidden.  */
	  len = TYPE_NFN_FIELDS (type);
	  real_len = 0;
	  for (i = 0; i < len; i++)
	    {
	      struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
	      int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
	      int j;
	      for (j = 0; j < len2; j++)
		if (!TYPE_FN_FIELD_ARTIFICIAL (f, j))
		  real_len++;
	    }
	  if (real_len > 0 && section_type != s_none)
	    fprintf_filtered (stream, "\n");

	  /* C++: print out the methods */
	  for (i = 0; i < len; i++)
	    {
	      struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
	      int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
	      char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
	      char *name = type_name_no_tag (type);
	      int is_constructor = name && strcmp (method_name, name) == 0;
	      for (j = 0; j < len2; j++)
		{
		  char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
		  int is_full_physname_constructor =
		   is_constructor_name (physname) 
		   || is_destructor_name (physname)
		   || method_name[0] == '~';

		  /* Do not print out artificial methods.  */
		  if (TYPE_FN_FIELD_ARTIFICIAL (f, j))
		    continue;

		  QUIT;
		  if (TYPE_FN_FIELD_PROTECTED (f, j))
		    {
		      if (section_type != s_protected)
			{
			  section_type = s_protected;
			  fprintfi_filtered (level + 2, stream,
					     "protected:\n");
			}
		    }
		  else if (TYPE_FN_FIELD_PRIVATE (f, j))
		    {
		      if (section_type != s_private)
			{
			  section_type = s_private;
			  fprintfi_filtered (level + 2, stream, "private:\n");
			}
		    }
		  else
		    {
		      if (section_type != s_public)
			{
			  section_type = s_public;
			  fprintfi_filtered (level + 2, stream, "public:\n");
			}
		    }

		  print_spaces_filtered (level + 4, stream);
		  if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
		    fprintf_filtered (stream, "virtual ");
		  else if (TYPE_FN_FIELD_STATIC_P (f, j))
		    fprintf_filtered (stream, "static ");
		  if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
		    {
		      /* Keep GDB from crashing here.  */
		      fprintf_filtered (stream, _("<undefined type> %s;\n"),
					TYPE_FN_FIELD_PHYSNAME (f, j));
		      break;
		    }
		  else if (!is_constructor &&	/* constructors don't have declared types */
			   !is_full_physname_constructor &&	/*    " "  */
			   !is_type_conversion_operator (type, i, j))
		    {
		      type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
				  "", stream, -1);
		      fputs_filtered (" ", stream);
		    }
		  if (TYPE_FN_FIELD_STUB (f, j))
		    /* Build something we can demangle.  */
		    mangled_name = gdb_mangle_name (type, i, j);
		  else
		    mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j);

		  demangled_name =
		    cplus_demangle (mangled_name,
				    DMGL_ANSI | DMGL_PARAMS);
		  if (demangled_name == NULL)
		    {
		      /* in some cases (for instance with the HP demangling),
		         if a function has more than 10 arguments, 
		         the demangling will fail.
		         Let's try to reconstruct the function signature from 
		         the symbol information */
		      if (!TYPE_FN_FIELD_STUB (f, j))
			{
			  int staticp = TYPE_FN_FIELD_STATIC_P (f, j);
			  struct type *mtype = TYPE_FN_FIELD_TYPE (f, j);
			  cp_type_print_method_args (mtype,
						     "",
						     method_name,
						     staticp,
						     stream);
			}
		      else
			fprintf_filtered (stream, _("<badly mangled name '%s'>"),
					  mangled_name);
		    }
		  else
		    {
		      char *p;
		      char *demangled_no_class
			= remove_qualifiers (demangled_name);

		      /* get rid of the `static' appended by the demangler */
		      p = strstr (demangled_no_class, " static");
		      if (p != NULL)
			{
			  int length = p - demangled_no_class;
			  demangled_no_static = (char *) xmalloc (length + 1);
			  strncpy (demangled_no_static, demangled_no_class, length);
			  *(demangled_no_static + length) = '\0';
			  fputs_filtered (demangled_no_static, stream);
			  xfree (demangled_no_static);
			}
		      else
			fputs_filtered (demangled_no_class, stream);
		      xfree (demangled_name);
		    }

		  if (TYPE_FN_FIELD_STUB (f, j))
		    xfree (mangled_name);

		  fprintf_filtered (stream, ";\n");
		}
	    }

	  fprintfi_filtered (level, stream, "}");

	  if (TYPE_LOCALTYPE_PTR (type) && show >= 0)
	    fprintfi_filtered (level, stream, _(" (Local at %s:%d)\n"),
			       TYPE_LOCALTYPE_FILE (type),
			       TYPE_LOCALTYPE_LINE (type));
	}
      if (TYPE_CODE (type) == TYPE_CODE_TEMPLATE)
	goto go_back;
      break;

    case TYPE_CODE_ENUM:
      c_type_print_modifier (type, stream, 0, 1);
      /* HP C supports sized enums */
      if (deprecated_hp_som_som_object_present)
	switch (TYPE_LENGTH (type))
	  {
	  case 1:
	    fputs_filtered ("char ", stream);
	    break;
	  case 2:
	    fputs_filtered ("short ", stream);
	    break;
	  default:
	    break;
	  }
      fprintf_filtered (stream, "enum ");
      /* Print the tag name if it exists.
         The aCC compiler emits a spurious 
         "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
         tag for unnamed struct/union/enum's, which we don't
         want to print. */
      if (TYPE_TAG_NAME (type) != NULL &&
	  strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
	{
	  fputs_filtered (TYPE_TAG_NAME (type), stream);
	  if (show > 0)
	    fputs_filtered (" ", stream);
	}

      wrap_here ("    ");
      if (show < 0)
	{
	  /* If we just printed a tag name, no need to print anything else.  */
	  if (TYPE_TAG_NAME (type) == NULL)
	    fprintf_filtered (stream, "{...}");
	}
      else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	{
	  fprintf_filtered (stream, "{");
	  len = TYPE_NFIELDS (type);
	  lastval = 0;
	  for (i = 0; i < len; i++)
	    {
	      QUIT;
	      if (i)
		fprintf_filtered (stream, ", ");
	      wrap_here ("    ");
	      fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
	      if (lastval != TYPE_FIELD_BITPOS (type, i))
		{
		  /* APPLE LOCAL begin print unsigned */
		  if (TYPE_FLAGS (type) & TYPE_FLAG_UNSIGNED)
		    fprintf_filtered (stream, " = %u", TYPE_FIELD_BITPOS (type, i));
		  else
		    fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i));
		  /* APPLE LOCAL end print unsigned */
		  lastval = TYPE_FIELD_BITPOS (type, i);
		}
	      lastval++;
	    }
	  fprintf_filtered (stream, "}");
	}
      break;

    case TYPE_CODE_VOID:
      fprintf_filtered (stream, "void");
      break;

    case TYPE_CODE_UNDEF:
      fprintf_filtered (stream, _("struct <unknown>"));
      break;

    case TYPE_CODE_ERROR:
      fprintf_filtered (stream, _("<unknown type>"));
      break;

    case TYPE_CODE_RANGE:
      /* This should not occur */
      fprintf_filtered (stream, _("<range type>"));
      break;

    case TYPE_CODE_TEMPLATE:
      /* Called on "ptype t" where "t" is a template.
         Prints the template header (with args), e.g.:
         template <class T1, class T2> class "
         and then merges with the struct/union/class code to
         print the rest of the definition. */
      c_type_print_modifier (type, stream, 0, 1);
      fprintf_filtered (stream, "template <");
      for (i = 0; i < TYPE_NTEMPLATE_ARGS (type); i++)
	{
	  struct template_arg templ_arg;
	  templ_arg = TYPE_TEMPLATE_ARG (type, i);
	  fprintf_filtered (stream, "class %s", templ_arg.name);
	  if (i < TYPE_NTEMPLATE_ARGS (type) - 1)
	    fprintf_filtered (stream, ", ");
	}
      fprintf_filtered (stream, "> class ");
      /* Yuck, factor this out to a subroutine so we can call
         it and return to the point marked with the "goback:" label... - RT */
      goto struct_union;
    go_back:
      if (TYPE_NINSTANTIATIONS (type) > 0)
	{
	  fprintf_filtered (stream, _("\ntemplate instantiations:\n"));
	  for (i = 0; i < TYPE_NINSTANTIATIONS (type); i++)
	    {
	      fprintf_filtered (stream, "  ");
	      c_type_print_base (TYPE_INSTANTIATION (type, i), stream, 0, level);
	      if (i < TYPE_NINSTANTIATIONS (type) - 1)
		fprintf_filtered (stream, "\n");
	    }
	}
      break;

    case TYPE_CODE_NAMESPACE:
      fputs_filtered ("namespace ", stream);
      fputs_filtered (TYPE_TAG_NAME (type), stream);
      break;

    default:
      /* Handle types not explicitly handled by the other cases,
         such as fundamental types.  For these, just print whatever
         the type name is, as recorded in the type itself.  If there
         is no type name, then complain. */
      if (TYPE_NAME (type) != NULL)
	{
	  c_type_print_modifier (type, stream, 0, 1);
	  fputs_filtered (TYPE_NAME (type), stream);
	}
      else
	{
	  /* At least for dump_symtab, it is important that this not be
	     an error ().  */
	  fprintf_filtered (stream, _("<invalid type code %d>"),
			    TYPE_CODE (type));
	}
      break;
    }
}
Esempio n. 6
0
void
pascal_type_print_base (struct type *type, struct ui_file *stream, int show,
			int level)
{
  int i;
  int len;
  int lastval;
  enum
    {
      s_none, s_public, s_private, s_protected
    }
  section_type;
  QUIT;

  wrap_here ("    ");
  if (type == NULL)
    {
      fputs_filtered ("<type unknown>", stream);
      return;
    }

  /* void pointer */
  if ((TYPE_CODE (type) == TYPE_CODE_PTR) && (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_VOID))
    {
      fputs_filtered (TYPE_NAME (type) ? TYPE_NAME (type) : "pointer",
		      stream);
      return;
    }
  /* When SHOW is zero or less, and there is a valid type name, then always
     just print the type name directly from the type.  */

  if (show <= 0
      && TYPE_NAME (type) != NULL)
    {
      fputs_filtered (TYPE_NAME (type), stream);
      return;
    }

  CHECK_TYPEDEF (type);

  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_TYPEDEF:
    case TYPE_CODE_PTR:
    case TYPE_CODE_MEMBER:
    case TYPE_CODE_REF:
      /* case TYPE_CODE_FUNC:
         case TYPE_CODE_METHOD: */
      pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
      break;

    case TYPE_CODE_ARRAY:
      /* pascal_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0);
         pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
         pascal_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); */
      pascal_print_type (TYPE_TARGET_TYPE (type), NULL, stream, 0, 0);
      break;

    case TYPE_CODE_FUNC:
    case TYPE_CODE_METHOD:
      /*
         pascal_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
         only after args !! */
      break;
    case TYPE_CODE_STRUCT:
      if (TYPE_TAG_NAME (type) != NULL)
	{
	  fputs_filtered (TYPE_TAG_NAME (type), stream);
	  fputs_filtered (" = ", stream);
	}
      if (HAVE_CPLUS_STRUCT (type))
	{
	  fprintf_filtered (stream, "class ");
	}
      else
	{
	  fprintf_filtered (stream, "record ");
	}
      goto struct_union;

    case TYPE_CODE_UNION:
      if (TYPE_TAG_NAME (type) != NULL)
	{
	  fputs_filtered (TYPE_TAG_NAME (type), stream);
	  fputs_filtered (" = ", stream);
	}
      fprintf_filtered (stream, "case <?> of ");

    struct_union:
      wrap_here ("    ");
      if (show < 0)
	{
	  /* If we just printed a tag name, no need to print anything else.  */
	  if (TYPE_TAG_NAME (type) == NULL)
	    fprintf_filtered (stream, "{...}");
	}
      else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	{
	  pascal_type_print_derivation_info (stream, type);

	  fprintf_filtered (stream, "\n");
	  if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0))
	    {
	      if (TYPE_STUB (type))
		fprintfi_filtered (level + 4, stream, "<incomplete type>\n");
	      else
		fprintfi_filtered (level + 4, stream, "<no data fields>\n");
	    }

	  /* Start off with no specific section type, so we can print
	     one for the first field we find, and use that section type
	     thereafter until we find another type. */

	  section_type = s_none;

	  /* If there is a base class for this type,
	     do not print the field that it occupies.  */

	  len = TYPE_NFIELDS (type);
	  for (i = TYPE_N_BASECLASSES (type); i < len; i++)
	    {
	      QUIT;
	      /* Don't print out virtual function table.  */
	      if (DEPRECATED_STREQN (TYPE_FIELD_NAME (type, i), "_vptr", 5)
		  && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5]))
		continue;

	      /* If this is a pascal object or class we can print the
	         various section labels. */

	      if (HAVE_CPLUS_STRUCT (type))
		{
		  if (TYPE_FIELD_PROTECTED (type, i))
		    {
		      if (section_type != s_protected)
			{
			  section_type = s_protected;
			  fprintfi_filtered (level + 2, stream,
					     "protected\n");
			}
		    }
		  else if (TYPE_FIELD_PRIVATE (type, i))
		    {
		      if (section_type != s_private)
			{
			  section_type = s_private;
			  fprintfi_filtered (level + 2, stream, "private\n");
			}
		    }
		  else
		    {
		      if (section_type != s_public)
			{
			  section_type = s_public;
			  fprintfi_filtered (level + 2, stream, "public\n");
			}
		    }
		}

	      print_spaces_filtered (level + 4, stream);
	      if (TYPE_FIELD_STATIC (type, i))
		{
		  fprintf_filtered (stream, "static ");
		}
	      pascal_print_type (TYPE_FIELD_TYPE (type, i),
				 TYPE_FIELD_NAME (type, i),
				 stream, show - 1, level + 4);
	      if (!TYPE_FIELD_STATIC (type, i)
		  && TYPE_FIELD_PACKED (type, i))
		{
		  /* It is a bitfield.  This code does not attempt
		     to look at the bitpos and reconstruct filler,
		     unnamed fields.  This would lead to misleading
		     results if the compiler does not put out fields
		     for such things (I don't know what it does).  */
		  fprintf_filtered (stream, " : %d",
				    TYPE_FIELD_BITSIZE (type, i));
		}
	      fprintf_filtered (stream, ";\n");
	    }

	  /* If there are both fields and methods, put a space between. */
	  len = TYPE_NFN_FIELDS (type);
	  if (len && section_type != s_none)
	    fprintf_filtered (stream, "\n");

	  /* Pbject pascal: print out the methods */

	  for (i = 0; i < len; i++)
	    {
	      struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
	      int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
	      char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
	      /* this is GNU C++ specific
	         how can we know constructor/destructor?
	         It might work for GNU pascal */
	      for (j = 0; j < len2; j++)
		{
		  char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);

		  int is_constructor = DEPRECATED_STREQN (physname, "__ct__", 6);
		  int is_destructor = DEPRECATED_STREQN (physname, "__dt__", 6);

		  QUIT;
		  if (TYPE_FN_FIELD_PROTECTED (f, j))
		    {
		      if (section_type != s_protected)
			{
			  section_type = s_protected;
			  fprintfi_filtered (level + 2, stream,
					     "protected\n");
			}
		    }
		  else if (TYPE_FN_FIELD_PRIVATE (f, j))
		    {
		      if (section_type != s_private)
			{
			  section_type = s_private;
			  fprintfi_filtered (level + 2, stream, "private\n");
			}
		    }
		  else
		    {
		      if (section_type != s_public)
			{
			  section_type = s_public;
			  fprintfi_filtered (level + 2, stream, "public\n");
			}
		    }

		  print_spaces_filtered (level + 4, stream);
		  if (TYPE_FN_FIELD_STATIC_P (f, j))
		    fprintf_filtered (stream, "static ");
		  if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
		    {
		      /* Keep GDB from crashing here.  */
		      fprintf_filtered (stream, "<undefined type> %s;\n",
					TYPE_FN_FIELD_PHYSNAME (f, j));
		      break;
		    }

		  if (is_constructor)
		    {
		      fprintf_filtered (stream, "constructor ");
		    }
		  else if (is_destructor)
		    {
		      fprintf_filtered (stream, "destructor  ");
		    }
		  else if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) != 0 &&
			   TYPE_CODE (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j))) != TYPE_CODE_VOID)
		    {
		      fprintf_filtered (stream, "function  ");
		    }
		  else
		    {
		      fprintf_filtered (stream, "procedure ");
		    }
		  /* this does not work, no idea why !! */

		  pascal_type_print_method_args (physname,
						 method_name,
						 stream);

		  if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) != 0 &&
		      TYPE_CODE (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j))) != TYPE_CODE_VOID)
		    {
		      fputs_filtered (" : ", stream);
		      type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
				  "", stream, -1);
		    }
		  if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
		    fprintf_filtered (stream, "; virtual");

		  fprintf_filtered (stream, ";\n");
		}
	    }
	  fprintfi_filtered (level, stream, "end");
	}
      break;

    case TYPE_CODE_ENUM:
      if (TYPE_TAG_NAME (type) != NULL)
	{
	  fputs_filtered (TYPE_TAG_NAME (type), stream);
	  if (show > 0)
	    fputs_filtered (" ", stream);
	}
      /* enum is just defined by
         type enume_name = (enum_member1,enum_member2,...) */
      fprintf_filtered (stream, " = ");
      wrap_here ("    ");
      if (show < 0)
	{
	  /* If we just printed a tag name, no need to print anything else.  */
	  if (TYPE_TAG_NAME (type) == NULL)
	    fprintf_filtered (stream, "(...)");
	}
      else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
	{
	  fprintf_filtered (stream, "(");
	  len = TYPE_NFIELDS (type);
	  lastval = 0;
	  for (i = 0; i < len; i++)
	    {
	      QUIT;
	      if (i)
		fprintf_filtered (stream, ", ");
	      wrap_here ("    ");
	      fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
	      if (lastval != TYPE_FIELD_BITPOS (type, i))
		{
		  fprintf_filtered (stream, " := %d", TYPE_FIELD_BITPOS (type, i));
		  lastval = TYPE_FIELD_BITPOS (type, i);
		}
	      lastval++;
	    }
	  fprintf_filtered (stream, ")");
	}
      break;

    case TYPE_CODE_VOID:
      fprintf_filtered (stream, "void");
      break;

    case TYPE_CODE_UNDEF:
      fprintf_filtered (stream, "record <unknown>");
      break;

    case TYPE_CODE_ERROR:
      fprintf_filtered (stream, "<unknown type>");
      break;

      /* this probably does not work for enums */
    case TYPE_CODE_RANGE:
      {
	struct type *target = TYPE_TARGET_TYPE (type);
	if (target == NULL)
	  target = builtin_type_long;
	print_type_scalar (target, TYPE_LOW_BOUND (type), stream);
	fputs_filtered ("..", stream);
	print_type_scalar (target, TYPE_HIGH_BOUND (type), stream);
      }
      break;

    case TYPE_CODE_SET:
      fputs_filtered ("set of ", stream);
      pascal_print_type (TYPE_INDEX_TYPE (type), "", stream,
			 show - 1, level);
      break;

    case TYPE_CODE_BITSTRING:
      fputs_filtered ("BitString", stream);
      break;

    case TYPE_CODE_STRING:
      fputs_filtered ("String", stream);
      break;

    default:
      /* Handle types not explicitly handled by the other cases,
         such as fundamental types.  For these, just print whatever
         the type name is, as recorded in the type itself.  If there
         is no type name, then complain. */
      if (TYPE_NAME (type) != NULL)
	{
	  fputs_filtered (TYPE_NAME (type), stream);
	}
      else
	{
	  /* At least for dump_symtab, it is important that this not be
	     an error ().  */
	  fprintf_filtered (stream, "<invalid unnamed pascal type code %d>",
			    TYPE_CODE (type));
	}
      break;
    }
}