Beispiel #1
0
static int
print_selected_record_field_types (struct type *type, struct type *outer_type,
                                   int fld0, int fld1,
                                   struct ui_file *stream, int show, int level,
                                   const struct type_print_options *flags)
{
    int i, flds;

    flds = 0;

    if (fld0 > fld1 && TYPE_STUB (type))
        return -1;

    for (i = fld0; i <= fld1; i += 1)
    {
        QUIT;

        if (ada_is_parent_field (type, i) || ada_is_ignored_field (type, i))
            ;
        else if (ada_is_wrapper_field (type, i))
            flds += print_record_field_types (TYPE_FIELD_TYPE (type, i), type,
                                              stream, show, level, flags);
        else if (ada_is_variant_part (type, i))
        {
            print_variant_part (type, i, outer_type, stream, show, level, flags);
            flds = 1;
        }
        else
        {
            flds += 1;
            fprintf_filtered (stream, "\n%*s", level + 4, "");
            ada_print_type (TYPE_FIELD_TYPE (type, i),
                            TYPE_FIELD_NAME (type, i),
                            stream, show - 1, level + 4, flags);
            fprintf_filtered (stream, ";");
        }
    }

    return flds;
}
Beispiel #2
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);
    }
}
Beispiel #3
0
void
c_type_print_base (struct type *type, struct ui_file *stream,
		   int show, int level)
{
  int i;
  int len, real_len;
  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:
      /* If we get here, the typedef doesn't have a name, and we
	 couldn't resolve TYPE_TARGET_TYPE.  Not much we can do.  */
      gdb_assert (TYPE_NAME (type) == NULL);
      gdb_assert (TYPE_TARGET_TYPE (type) == NULL);
      fprintf_filtered (stream, _("<unnamed typedef>"));
      break;

    case TYPE_CODE_ARRAY:
    case TYPE_CODE_PTR:
    case TYPE_CODE_MEMBERPTR:
    case TYPE_CODE_REF:
    case TYPE_CODE_FUNC:
    case TYPE_CODE_METHOD:
    case TYPE_CODE_METHODPTR:
      c_type_print_base (TYPE_TARGET_TYPE (type),
			 stream, show, level);
      break;

    case TYPE_CODE_STRUCT:
    case TYPE_CODE_UNION:
      c_type_print_modifier (type, stream, 0, 1);
      if (TYPE_CODE (type) == TYPE_CODE_UNION)
	fprintf_filtered (stream, "union ");
      else if (TYPE_DECLARED_CLASS (type))
	fprintf_filtered (stream, "class ");
      else
	fprintf_filtered (stream, "struct ");

      /* 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)
	{
	  struct type *basetype;
	  int vptr_fieldno;

	  cp_type_print_derivation_info (stream, type);

	  fprintf_filtered (stream, "{\n");
	  if (TYPE_NFIELDS (type) == 0 && TYPE_NFN_FIELDS (type) == 0
	      && TYPE_TYPEDEF_FIELD_COUNT (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_CLASS (type))
	    {
	      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
	    {
	      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_PROTECTED (TYPE_FN_FIELDLIST1 (type,
									 j), i)
			    || TYPE_FN_FIELD_PRIVATE (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);
	  vptr_fieldno = get_vptr_fieldno (type, &basetype);
	  for (i = TYPE_N_BASECLASSES (type); i < len; i++)
	    {
	      QUIT;

	      /* If we have a virtual table pointer, omit it.  Even if
		 virtual table pointers are not specifically marked in
		 the debug info, they should be artificial.  */
	      if ((i == vptr_fieldno && type == basetype)
		  || TYPE_FIELD_ARTIFICIAL (type, i))
		continue;

	      if (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 (field_is_static (&TYPE_FIELD (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 (!field_is_static (&TYPE_FIELD (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);
	      const char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
	      const char *name = type_name_no_tag (type);
	      int is_constructor = name && strcmp (method_name,
						   name) == 0;

	      for (j = 0; j < len2; j++)
		{
		  const char *mangled_name;
		  char *demangled_name;
		  struct cleanup *inner_cleanup;
		  const 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;

		  inner_cleanup = make_cleanup (null_cleanup, NULL);

		  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))
		    {
		      char *tem;

		      /* Build something we can demangle.  */
		      tem = gdb_mangle_name (type, i, j);
		      make_cleanup (xfree, tem);
		      mangled_name = tem;
		    }
		  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;
			  char *demangled_no_static;

			  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);
		    }

		  do_cleanups (inner_cleanup);

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

	  /* Print typedefs defined in this class.  */

	  if (TYPE_TYPEDEF_FIELD_COUNT (type) != 0)
	    {
	      if (TYPE_NFIELDS (type) != 0 || TYPE_NFN_FIELDS (type) != 0)
		fprintf_filtered (stream, "\n");

	      for (i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); i++)
		{
		  struct type *target = TYPE_TYPEDEF_FIELD_TYPE (type, i);

		  /* Dereference the typedef declaration itself.  */
		  gdb_assert (TYPE_CODE (target) == TYPE_CODE_TYPEDEF);
		  target = TYPE_TARGET_TYPE (target);

		  print_spaces_filtered (level + 4, stream);
		  fprintf_filtered (stream, "typedef ");
		  c_print_type (target, TYPE_TYPEDEF_FIELD_NAME (type, i),
				stream, show - 1, level + 4);
		  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));
	}
      break;

    case TYPE_CODE_ENUM:
      c_type_print_modifier (type, stream, 0, 1);
      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)
	{
	  LONGEST lastval = 0;

	  fprintf_filtered (stream, "{");
	  len = TYPE_NFIELDS (type);
	  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_ENUMVAL (type, i))
		{
		  fprintf_filtered (stream, " = %s",
				    plongest (TYPE_FIELD_ENUMVAL (type, i)));
		  lastval = TYPE_FIELD_ENUMVAL (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, "%s", TYPE_ERROR_NAME (type));
      break;

    case TYPE_CODE_RANGE:
      /* This should not occur.  */
      fprintf_filtered (stream, _("<range type>"));
      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;
    }
}
Beispiel #4
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;
    }
}
Beispiel #5
0
void
pascal_val_print (struct type *type, const gdb_byte *valaddr,
		  int embedded_offset, CORE_ADDR address,
		  struct ui_file *stream, int recurse,
		  const struct value *original_value,
		  const struct value_print_options *options)
{
  struct gdbarch *gdbarch = get_type_arch (type);
  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
  unsigned int i = 0;	/* Number of characters printed */
  unsigned len;
  LONGEST low_bound, high_bound;
  struct type *elttype;
  unsigned eltlen;
  int length_pos, length_size, string_pos;
  struct type *char_type;
  CORE_ADDR addr;
  int want_space = 0;

  type = check_typedef (type);
  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_ARRAY:
      if (get_array_bounds (type, &low_bound, &high_bound))
	{
	  len = high_bound - low_bound + 1;
	  elttype = check_typedef (TYPE_TARGET_TYPE (type));
	  eltlen = TYPE_LENGTH (elttype);
	  if (options->prettyformat_arrays)
	    {
	      print_spaces_filtered (2 + 2 * recurse, stream);
	    }
	  /* If 's' format is used, try to print out as string.
	     If no format is given, print as string if element type
	     is of TYPE_CODE_CHAR and element size is 1,2 or 4.  */
	  if (options->format == 's'
	      || ((eltlen == 1 || eltlen == 2 || eltlen == 4)
		  && TYPE_CODE (elttype) == TYPE_CODE_CHAR
		  && options->format == 0))
	    {
	      /* If requested, look for the first null char and only print
	         elements up to it.  */
	      if (options->stop_print_at_null)
		{
		  unsigned int temp_len;

		  /* Look for a NULL char.  */
		  for (temp_len = 0;
		       extract_unsigned_integer (valaddr + embedded_offset +
						 temp_len * eltlen, eltlen,
						 byte_order)
		       && temp_len < len && temp_len < options->print_max;
		       temp_len++);
		  len = temp_len;
		}

	      LA_PRINT_STRING (stream, TYPE_TARGET_TYPE (type),
			       valaddr + embedded_offset, len, NULL, 0,
			       options);
	      i = len;
	    }
	  else
	    {
	      fprintf_filtered (stream, "{");
	      /* If this is a virtual function table, print the 0th
	         entry specially, and the rest of the members normally.  */
	      if (pascal_object_is_vtbl_ptr_type (elttype))
		{
		  i = 1;
		  fprintf_filtered (stream, "%d vtable entries", len - 1);
		}
	      else
		{
		  i = 0;
		}
	      val_print_array_elements (type, valaddr, embedded_offset,
					address, stream, recurse,
					original_value, options, i);
	      fprintf_filtered (stream, "}");
	    }
	  break;
	}
      /* Array of unspecified length: treat like pointer to first elt.  */
      addr = address + embedded_offset;
      goto print_unpacked_pointer;

    case TYPE_CODE_PTR:
      if (options->format && options->format != 's')
	{
	  val_print_scalar_formatted (type, valaddr, embedded_offset,
				      original_value, options, 0, stream);
	  break;
	}
      if (options->vtblprint && pascal_object_is_vtbl_ptr_type (type))
	{
	  /* Print the unmangled name if desired.  */
	  /* Print vtable entry - we only get here if we ARE using
	     -fvtable_thunks.  (Otherwise, look under TYPE_CODE_STRUCT.)  */
	  /* Extract the address, assume that it is unsigned.  */
	  addr = extract_unsigned_integer (valaddr + embedded_offset,
					   TYPE_LENGTH (type), byte_order);
	  print_address_demangle (options, gdbarch, addr, stream, demangle);
	  break;
	}
      check_typedef (TYPE_TARGET_TYPE (type));

      addr = unpack_pointer (type, valaddr + embedded_offset);
    print_unpacked_pointer:
      elttype = check_typedef (TYPE_TARGET_TYPE (type));

      if (TYPE_CODE (elttype) == TYPE_CODE_FUNC)
	{
	  /* Try to print what function it points to.  */
	  print_address_demangle (options, gdbarch, addr, stream, demangle);
	  return;
	}

      if (options->addressprint && options->format != 's')
	{
	  fputs_filtered (paddress (gdbarch, addr), stream);
	  want_space = 1;
	}

      /* For a pointer to char or unsigned char, also print the string
	 pointed to, unless pointer is null.  */
      if (((TYPE_LENGTH (elttype) == 1
	   && (TYPE_CODE (elttype) == TYPE_CODE_INT
	      || TYPE_CODE (elttype) == TYPE_CODE_CHAR))
	  || ((TYPE_LENGTH (elttype) == 2 || TYPE_LENGTH (elttype) == 4)
	      && TYPE_CODE (elttype) == TYPE_CODE_CHAR))
	  && (options->format == 0 || options->format == 's')
	  && addr != 0)
	{
	  if (want_space)
	    fputs_filtered (" ", stream);
	  /* No wide string yet.  */
	  i = val_print_string (elttype, NULL, addr, -1, stream, options);
	}
      /* Also for pointers to pascal strings.  */
      /* Note: this is Free Pascal specific:
	 as GDB does not recognize stabs pascal strings
	 Pascal strings are mapped to records
	 with lowercase names PM.  */
      if (is_pascal_string_type (elttype, &length_pos, &length_size,
				 &string_pos, &char_type, NULL)
	  && addr != 0)
	{
	  ULONGEST string_length;
	  gdb_byte *buffer;

	  if (want_space)
	    fputs_filtered (" ", stream);
	  buffer = (gdb_byte *) xmalloc (length_size);
	  read_memory (addr + length_pos, buffer, length_size);
	  string_length = extract_unsigned_integer (buffer, length_size,
						    byte_order);
	  xfree (buffer);
	  i = val_print_string (char_type, NULL,
				addr + string_pos, string_length,
				stream, options);
	}
      else if (pascal_object_is_vtbl_member (type))
	{
	  /* Print vtbl's nicely.  */
	  CORE_ADDR vt_address = unpack_pointer (type,
						 valaddr + embedded_offset);
	  struct bound_minimal_symbol msymbol =
	    lookup_minimal_symbol_by_pc (vt_address);

	  /* If 'symbol_print' is set, we did the work above.  */
	  if (!options->symbol_print
	      && (msymbol.minsym != NULL)
	      && (vt_address == BMSYMBOL_VALUE_ADDRESS (msymbol)))
	    {
	      if (want_space)
		fputs_filtered (" ", stream);
	      fputs_filtered ("<", stream);
	      fputs_filtered (MSYMBOL_PRINT_NAME (msymbol.minsym), stream);
	      fputs_filtered (">", stream);
	      want_space = 1;
	    }
	  if (vt_address && options->vtblprint)
	    {
	      struct value *vt_val;
	      struct symbol *wsym = NULL;
	      struct type *wtype;
	      struct block *block = NULL;
	      struct field_of_this_result is_this_fld;

	      if (want_space)
		fputs_filtered (" ", stream);

	      if (msymbol.minsym != NULL)
		wsym = lookup_symbol (MSYMBOL_LINKAGE_NAME (msymbol.minsym),
				      block,
				      VAR_DOMAIN, &is_this_fld).symbol;

	      if (wsym)
		{
		  wtype = SYMBOL_TYPE (wsym);
		}
	      else
		{
		  wtype = TYPE_TARGET_TYPE (type);
		}
	      vt_val = value_at (wtype, vt_address);
	      common_val_print (vt_val, stream, recurse + 1, options,
				current_language);
	      if (options->prettyformat)
		{
		  fprintf_filtered (stream, "\n");
		  print_spaces_filtered (2 + 2 * recurse, stream);
		}
	    }
	}

      return;

    case TYPE_CODE_REF:
    case TYPE_CODE_ENUM:
    case TYPE_CODE_FLAGS:
    case TYPE_CODE_FUNC:
    case TYPE_CODE_RANGE:
    case TYPE_CODE_INT:
    case TYPE_CODE_FLT:
    case TYPE_CODE_VOID:
    case TYPE_CODE_ERROR:
    case TYPE_CODE_UNDEF:
    case TYPE_CODE_BOOL:
    case TYPE_CODE_CHAR:
      generic_val_print (type, valaddr, embedded_offset, address,
			 stream, recurse, original_value, options,
			 &p_decorations);
      break;

    case TYPE_CODE_UNION:
      if (recurse && !options->unionprint)
	{
	  fprintf_filtered (stream, "{...}");
	  break;
	}
      /* Fall through.  */
    case TYPE_CODE_STRUCT:
      if (options->vtblprint && pascal_object_is_vtbl_ptr_type (type))
	{
	  /* Print the unmangled name if desired.  */
	  /* Print vtable entry - we only get here if NOT using
	     -fvtable_thunks.  (Otherwise, look under TYPE_CODE_PTR.)  */
	  /* Extract the address, assume that it is unsigned.  */
	  print_address_demangle
	    (options, gdbarch,
	     extract_unsigned_integer (valaddr + embedded_offset
				       + TYPE_FIELD_BITPOS (type,
							    VTBL_FNADDR_OFFSET) / 8,
				       TYPE_LENGTH (TYPE_FIELD_TYPE (type,
								     VTBL_FNADDR_OFFSET)),
				       byte_order),
	     stream, demangle);
	}
      else
	{
          if (is_pascal_string_type (type, &length_pos, &length_size,
                                     &string_pos, &char_type, NULL))
	    {
	      len = extract_unsigned_integer (valaddr + embedded_offset
					      + length_pos, length_size,
					      byte_order);
	      LA_PRINT_STRING (stream, char_type,
			       valaddr + embedded_offset + string_pos,
			       len, NULL, 0, options);
	    }
	  else
	    pascal_object_print_value_fields (type, valaddr, embedded_offset,
					      address, stream, recurse,
					      original_value, options,
					      NULL, 0);
	}
      break;

    case TYPE_CODE_SET:
      elttype = TYPE_INDEX_TYPE (type);
      elttype = check_typedef (elttype);
      if (TYPE_STUB (elttype))
	{
	  fprintf_filtered (stream, "<incomplete type>");
	  gdb_flush (stream);
	  break;
	}
      else
	{
	  struct type *range = elttype;
	  LONGEST low_bound, high_bound;
	  int i;
	  int need_comma = 0;

	  fputs_filtered ("[", stream);

	  i = get_discrete_bounds (range, &low_bound, &high_bound);
	  if (low_bound == 0 && high_bound == -1 && TYPE_LENGTH (type) > 0)
	    {
	      /* If we know the size of the set type, we can figure out the
	      maximum value.  */
	      i = 0;
	      high_bound = TYPE_LENGTH (type) * TARGET_CHAR_BIT - 1;
	      TYPE_HIGH_BOUND (range) = high_bound;
	    }
	maybe_bad_bstring:
	  if (i < 0)
	    {
	      fputs_filtered ("<error value>", stream);
	      goto done;
	    }

	  for (i = low_bound; i <= high_bound; i++)
	    {
	      int element = value_bit_index (type,
					     valaddr + embedded_offset, i);

	      if (element < 0)
		{
		  i = element;
		  goto maybe_bad_bstring;
		}
	      if (element)
		{
		  if (need_comma)
		    fputs_filtered (", ", stream);
		  print_type_scalar (range, i, stream);
		  need_comma = 1;

		  if (i + 1 <= high_bound
		      && value_bit_index (type,
					  valaddr + embedded_offset, ++i))
		    {
		      int j = i;

		      fputs_filtered ("..", stream);
		      while (i + 1 <= high_bound
			     && value_bit_index (type,
						 valaddr + embedded_offset,
						 ++i))
			j = i;
		      print_type_scalar (range, j, stream);
		    }
		}
	    }
	done:
	  fputs_filtered ("]", stream);
	}
      break;

    default:
      error (_("Invalid pascal type code %d in symbol table."),
	     TYPE_CODE (type));
    }
  gdb_flush (stream);
}
Beispiel #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;
    }
}
int
pascal_val_print (struct type *type, const gdb_byte *valaddr,
		  int embedded_offset, CORE_ADDR address,
		  struct ui_file *stream, int format, int deref_ref,
		  int recurse, enum val_prettyprint pretty)
{
  unsigned int i = 0;	/* Number of characters printed */
  unsigned len;
  struct type *elttype;
  unsigned eltlen;
  int length_pos, length_size, string_pos;
  int char_size;
  LONGEST val;
  CORE_ADDR addr;

  CHECK_TYPEDEF (type);
  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_ARRAY:
      if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
	{
	  elttype = check_typedef (TYPE_TARGET_TYPE (type));
	  eltlen = TYPE_LENGTH (elttype);
	  len = TYPE_LENGTH (type) / eltlen;
	  if (prettyprint_arrays)
	    {
	      print_spaces_filtered (2 + 2 * recurse, stream);
	    }
	  /* For an array of chars, print with string syntax.  */
	  if (eltlen == 1 
	      && ((TYPE_CODE (elttype) == TYPE_CODE_INT)
	       || ((current_language->la_language == language_pascal)
		   && (TYPE_CODE (elttype) == TYPE_CODE_CHAR)))
	      && (format == 0 || format == 's'))
	    {
	      /* If requested, look for the first null char and only print
	         elements up to it.  */
	      if (stop_print_at_null)
		{
		  unsigned int temp_len;

		  /* Look for a NULL char. */
		  for (temp_len = 0;
		       (valaddr + embedded_offset)[temp_len]
		       && temp_len < len && temp_len < print_max;
		       temp_len++);
		  len = temp_len;
		}

	      LA_PRINT_STRING (stream, valaddr + embedded_offset, len, 1, 0);
	      i = len;
	    }
	  else
	    {
	      fprintf_filtered (stream, "{");
	      /* If this is a virtual function table, print the 0th
	         entry specially, and the rest of the members normally.  */
	      if (pascal_object_is_vtbl_ptr_type (elttype))
		{
		  i = 1;
		  fprintf_filtered (stream, "%d vtable entries", len - 1);
		}
	      else
		{
		  i = 0;
		}
	      val_print_array_elements (type, valaddr + embedded_offset, address, stream,
				     format, deref_ref, recurse, pretty, i);
	      fprintf_filtered (stream, "}");
	    }
	  break;
	}
      /* Array of unspecified length: treat like pointer to first elt.  */
      addr = address;
      goto print_unpacked_pointer;

    case TYPE_CODE_PTR:
      if (format && format != 's')
	{
	  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
	  break;
	}
      if (vtblprint && pascal_object_is_vtbl_ptr_type (type))
	{
	  /* Print the unmangled name if desired.  */
	  /* Print vtable entry - we only get here if we ARE using
	     -fvtable_thunks.  (Otherwise, look under TYPE_CODE_STRUCT.) */
	  /* Extract the address, assume that it is unsigned.  */
	  print_address_demangle (extract_unsigned_integer (valaddr + embedded_offset, TYPE_LENGTH (type)),
				  stream, demangle);
	  break;
	}
      elttype = check_typedef (TYPE_TARGET_TYPE (type));
	{
	  addr = unpack_pointer (type, valaddr + embedded_offset);
	print_unpacked_pointer:
	  elttype = check_typedef (TYPE_TARGET_TYPE (type));

	  if (TYPE_CODE (elttype) == TYPE_CODE_FUNC)
	    {
	      /* Try to print what function it points to.  */
	      print_address_demangle (addr, stream, demangle);
	      /* Return value is irrelevant except for string pointers.  */
	      return (0);
	    }

	  if (addressprint && format != 's')
	    {
	      fputs_filtered (paddress (addr), stream);
	    }

	  /* For a pointer to char or unsigned char, also print the string
	     pointed to, unless pointer is null.  */
	  if (TYPE_LENGTH (elttype) == 1
	      && (TYPE_CODE (elttype) == TYPE_CODE_INT
		  || TYPE_CODE(elttype) == TYPE_CODE_CHAR)
	      && (format == 0 || format == 's')
	      && addr != 0)
	    {
	      /* no wide string yet */
	      i = val_print_string (addr, -1, 1, stream);
	    }
	  /* also for pointers to pascal strings */
	  /* Note: this is Free Pascal specific:
	     as GDB does not recognize stabs pascal strings
	     Pascal strings are mapped to records
	     with lowercase names PM  */
          if (is_pascal_string_type (elttype, &length_pos, &length_size,
                                     &string_pos, &char_size, NULL)
	      && addr != 0)
	    {
	      ULONGEST string_length;
              void *buffer;
              buffer = xmalloc (length_size);
              read_memory (addr + length_pos, buffer, length_size);
	      string_length = extract_unsigned_integer (buffer, length_size);
              xfree (buffer);
              i = val_print_string (addr + string_pos, string_length, char_size, stream);
	    }
	  else if (pascal_object_is_vtbl_member (type))
	    {
	      /* print vtbl's nicely */
	      CORE_ADDR vt_address = unpack_pointer (type, valaddr + embedded_offset);

	      struct minimal_symbol *msymbol =
	      lookup_minimal_symbol_by_pc (vt_address);
	      if ((msymbol != NULL)
		  && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol)))
		{
		  fputs_filtered (" <", stream);
		  fputs_filtered (SYMBOL_PRINT_NAME (msymbol), stream);
		  fputs_filtered (">", stream);
		}
	      if (vt_address && vtblprint)
		{
		  struct value *vt_val;
		  struct symbol *wsym = (struct symbol *) NULL;
		  struct type *wtype;
		  struct block *block = (struct block *) NULL;
		  int is_this_fld;

		  if (msymbol != NULL)
		    wsym = lookup_symbol (SYMBOL_LINKAGE_NAME (msymbol), block,
					  VAR_DOMAIN, &is_this_fld, NULL);

		  if (wsym)
		    {
		      wtype = SYMBOL_TYPE (wsym);
		    }
		  else
		    {
		      wtype = TYPE_TARGET_TYPE (type);
		    }
		  vt_val = value_at (wtype, vt_address);
		  common_val_print (vt_val, stream, format, deref_ref,
				    recurse + 1, pretty);
		  if (pretty)
		    {
		      fprintf_filtered (stream, "\n");
		      print_spaces_filtered (2 + 2 * recurse, stream);
		    }
		}
	    }

	  /* Return number of characters printed, including the terminating
	     '\0' if we reached the end.  val_print_string takes care including
	     the terminating '\0' if necessary.  */
	  return i;
	}
      break;

    case TYPE_CODE_REF:
      elttype = check_typedef (TYPE_TARGET_TYPE (type));
      if (addressprint)
	{
	  fprintf_filtered (stream, "@");
	  /* Extract the address, assume that it is unsigned.  */
	  fputs_filtered (paddress (
	    extract_unsigned_integer (valaddr + embedded_offset,
	       gdbarch_ptr_bit (current_gdbarch) / HOST_CHAR_BIT)), stream);
	  if (deref_ref)
	    fputs_filtered (": ", stream);
	}
      /* De-reference the reference.  */
      if (deref_ref)
	{
	  if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF)
	    {
	      struct value *deref_val =
	      value_at
	      (TYPE_TARGET_TYPE (type),
	       unpack_pointer (lookup_pointer_type (builtin_type_void),
			       valaddr + embedded_offset));
	      common_val_print (deref_val, stream, format, deref_ref,
				recurse + 1, pretty);
	    }
	  else
	    fputs_filtered ("???", stream);
	}
      break;

    case TYPE_CODE_UNION:
      if (recurse && !unionprint)
	{
	  fprintf_filtered (stream, "{...}");
	  break;
	}
      /* Fall through.  */
    case TYPE_CODE_STRUCT:
      if (vtblprint && pascal_object_is_vtbl_ptr_type (type))
	{
	  /* Print the unmangled name if desired.  */
	  /* Print vtable entry - we only get here if NOT using
	     -fvtable_thunks.  (Otherwise, look under TYPE_CODE_PTR.) */
	  /* Extract the address, assume that it is unsigned.  */
	  print_address_demangle
	    (extract_unsigned_integer (valaddr + embedded_offset + TYPE_FIELD_BITPOS (type, VTBL_FNADDR_OFFSET) / 8,
				       TYPE_LENGTH (TYPE_FIELD_TYPE (type, VTBL_FNADDR_OFFSET))),
	     stream, demangle);
	}
      else
	{
          if (is_pascal_string_type (type, &length_pos, &length_size,
                                     &string_pos, &char_size, NULL))
	    {
	      len = extract_unsigned_integer (valaddr + embedded_offset + length_pos, length_size);
	      LA_PRINT_STRING (stream, valaddr + embedded_offset + string_pos, len, char_size, 0);
	    }
	  else
	    pascal_object_print_value_fields (type, valaddr + embedded_offset, address, stream, format,
					      recurse, pretty, NULL, 0);
	}
      break;

    case TYPE_CODE_ENUM:
      if (format)
	{
	  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
	  break;
	}
      len = TYPE_NFIELDS (type);
      val = unpack_long (type, valaddr + embedded_offset);
      for (i = 0; i < len; i++)
	{
	  QUIT;
	  if (val == TYPE_FIELD_BITPOS (type, i))
	    {
	      break;
	    }
	}
      if (i < len)
	{
	  fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
	}
      else
	{
	  print_longest (stream, 'd', 0, val);
	}
      break;

    case TYPE_CODE_FLAGS:
      if (format)
	  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
      else
	val_print_type_code_flags (type, valaddr + embedded_offset, stream);
      break;

    case TYPE_CODE_FUNC:
      if (format)
	{
	  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
	  break;
	}
      /* FIXME, we should consider, at least for ANSI C language, eliminating
         the distinction made between FUNCs and POINTERs to FUNCs.  */
      fprintf_filtered (stream, "{");
      type_print (type, "", stream, -1);
      fprintf_filtered (stream, "} ");
      /* Try to print what function it points to, and its address.  */
      print_address_demangle (address, stream, demangle);
      break;

    case TYPE_CODE_BOOL:
      format = format ? format : output_format;
      if (format)
	print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
      else
	{
	  val = unpack_long (type, valaddr + embedded_offset);
	  if (val == 0)
	    fputs_filtered ("false", stream);
	  else if (val == 1)
	    fputs_filtered ("true", stream);
	  else
	    {
	      fputs_filtered ("true (", stream);
	      fprintf_filtered (stream, "%ld)", (long int) val);
	    }
	}
      break;

    case TYPE_CODE_RANGE:
      /* FIXME: create_range_type does not set the unsigned bit in a
         range type (I think it probably should copy it from the target
         type), so we won't print values which are too large to
         fit in a signed integer correctly.  */
      /* FIXME: Doesn't handle ranges of enums correctly.  (Can't just
         print with the target type, though, because the size of our type
         and the target type might differ).  */
      /* FALLTHROUGH */

    case TYPE_CODE_INT:
      format = format ? format : output_format;
      if (format)
	{
	  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
	}
      else
	{
	  val_print_type_code_int (type, valaddr + embedded_offset, stream);
	}
      break;

    case TYPE_CODE_CHAR:
      format = format ? format : output_format;
      if (format)
	{
	  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
	}
      else
	{
	  val = unpack_long (type, valaddr + embedded_offset);
	  if (TYPE_UNSIGNED (type))
	    fprintf_filtered (stream, "%u", (unsigned int) val);
	  else
	    fprintf_filtered (stream, "%d", (int) val);
	  fputs_filtered (" ", stream);
	  LA_PRINT_CHAR ((unsigned char) val, stream);
	}
      break;

    case TYPE_CODE_FLT:
      if (format)
	{
	  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
	}
      else
	{
	  print_floating (valaddr + embedded_offset, type, stream);
	}
      break;

    case TYPE_CODE_BITSTRING:
    case TYPE_CODE_SET:
      elttype = TYPE_INDEX_TYPE (type);
      CHECK_TYPEDEF (elttype);
      if (TYPE_STUB (elttype))
	{
	  fprintf_filtered (stream, "<incomplete type>");
	  gdb_flush (stream);
	  break;
	}
      else
	{
	  struct type *range = elttype;
	  LONGEST low_bound, high_bound;
	  int i;
	  int is_bitstring = TYPE_CODE (type) == TYPE_CODE_BITSTRING;
	  int need_comma = 0;

	  if (is_bitstring)
	    fputs_filtered ("B'", stream);
	  else
	    fputs_filtered ("[", stream);

	  i = get_discrete_bounds (range, &low_bound, &high_bound);
	maybe_bad_bstring:
	  if (i < 0)
	    {
	      fputs_filtered ("<error value>", stream);
	      goto done;
	    }

	  for (i = low_bound; i <= high_bound; i++)
	    {
	      int element = value_bit_index (type, valaddr + embedded_offset, i);
	      if (element < 0)
		{
		  i = element;
		  goto maybe_bad_bstring;
		}
	      if (is_bitstring)
		fprintf_filtered (stream, "%d", element);
	      else if (element)
		{
		  if (need_comma)
		    fputs_filtered (", ", stream);
		  print_type_scalar (range, i, stream);
		  need_comma = 1;

		  if (i + 1 <= high_bound && value_bit_index (type, valaddr + embedded_offset, ++i))
		    {
		      int j = i;
		      fputs_filtered ("..", stream);
		      while (i + 1 <= high_bound
			     && value_bit_index (type, valaddr + embedded_offset, ++i))
			j = i;
		      print_type_scalar (range, j, stream);
		    }
		}
	    }
	done:
	  if (is_bitstring)
	    fputs_filtered ("'", stream);
	  else
	    fputs_filtered ("]", stream);
	}
      break;

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

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

    case TYPE_CODE_UNDEF:
      /* This happens (without TYPE_FLAG_STUB set) on systems which don't use
         dbx xrefs (NO_DBX_XREFS in gcc) if a file has a "struct foo *bar"
         and no complete type for struct foo in that file.  */
      fprintf_filtered (stream, "<incomplete type>");
      break;

    default:
      error (_("Invalid pascal type code %d in symbol table."), TYPE_CODE (type));
    }
  gdb_flush (stream);
  return (0);
}
int
m2_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
	      CORE_ADDR address, struct ui_file *stream, int format,
	      int deref_ref, int recurse, enum val_prettyprint pretty)
{
  unsigned int i = 0;	/* Number of characters printed */
  unsigned len;
  struct type *elttype;
  unsigned eltlen;
  int length_pos, length_size, string_pos;
  int char_size;
  LONGEST val;
  CORE_ADDR addr;

  CHECK_TYPEDEF (type);
  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_ARRAY:
      if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
	{
	  elttype = check_typedef (TYPE_TARGET_TYPE (type));
	  eltlen = TYPE_LENGTH (elttype);
	  len = TYPE_LENGTH (type) / eltlen;
	  if (prettyprint_arrays)
	    print_spaces_filtered (2 + 2 * recurse, stream);
	  /* For an array of chars, print with string syntax.  */
	  if (eltlen == 1 &&
	      ((TYPE_CODE (elttype) == TYPE_CODE_INT)
	       || ((current_language->la_language == language_m2)
		   && (TYPE_CODE (elttype) == TYPE_CODE_CHAR)))
	      && (format == 0 || format == 's'))
	    {
	      /* If requested, look for the first null char and only print
	         elements up to it.  */
	      if (stop_print_at_null)
		{
		  unsigned int temp_len;

		  /* Look for a NULL char. */
		  for (temp_len = 0;
		       (valaddr + embedded_offset)[temp_len]
			 && temp_len < len && temp_len < print_max;
		       temp_len++);
		  len = temp_len;
		}

	      LA_PRINT_STRING (stream, valaddr + embedded_offset, len, 1, 0);
	      i = len;
	    }
	  else
	    {
	      fprintf_filtered (stream, "{");
	      val_print_array_elements (type, valaddr + embedded_offset,
					address, stream, format, deref_ref,
					recurse, pretty, 0);
	      fprintf_filtered (stream, "}");
	    }
	  break;
	}
      /* Array of unspecified length: treat like pointer to first elt.  */
      print_unpacked_pointer (type, address, address, format, stream);
      break;

    case TYPE_CODE_PTR:
      if (TYPE_CONST (type))
	print_variable_at_address (type, valaddr + embedded_offset,
				   stream, format, deref_ref, recurse,
				   pretty);
      else if (format && format != 's')
	print_scalar_formatted (valaddr + embedded_offset, type, format,
				0, stream);
      else
	{
	  addr = unpack_pointer (type, valaddr + embedded_offset);
	  print_unpacked_pointer (type, addr, address, format, stream);
	}
      break;

    case TYPE_CODE_MEMBER:
      error (_("not implemented: member type in m2_val_print"));
      break;

    case TYPE_CODE_REF:
      elttype = check_typedef (TYPE_TARGET_TYPE (type));
      if (addressprint)
	{
	  CORE_ADDR addr
	    = extract_typed_address (valaddr + embedded_offset, type);
	  fprintf_filtered (stream, "@");
	  fputs_filtered (paddress (addr), stream);
	  if (deref_ref)
	    fputs_filtered (": ", stream);
	}
      /* De-reference the reference.  */
      if (deref_ref)
	{
	  if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF)
	    {
	      struct value *deref_val =
		value_at
		(TYPE_TARGET_TYPE (type),
		 unpack_pointer (lookup_pointer_type (builtin_type_void),
				 valaddr + embedded_offset));
	      common_val_print (deref_val, stream, format, deref_ref,
				recurse, pretty);
	    }
	  else
	    fputs_filtered ("???", stream);
	}
      break;

    case TYPE_CODE_UNION:
      if (recurse && !unionprint)
	{
	  fprintf_filtered (stream, "{...}");
	  break;
	}
      /* Fall through.  */
    case TYPE_CODE_STRUCT:
      if (m2_is_long_set (type))
	m2_print_long_set (type, valaddr, embedded_offset, address,
			   stream, format, pretty);
      else
	cp_print_value_fields (type, type, valaddr, embedded_offset,
			       address, stream, format,
			       recurse, pretty, NULL, 0);
      break;

    case TYPE_CODE_ENUM:
      if (format)
	{
	  print_scalar_formatted (valaddr + embedded_offset, type,
				  format, 0, stream);
	  break;
	}
      len = TYPE_NFIELDS (type);
      val = unpack_long (type, valaddr + embedded_offset);
      for (i = 0; i < len; i++)
	{
	  QUIT;
	  if (val == TYPE_FIELD_BITPOS (type, i))
	    {
	      break;
	    }
	}
      if (i < len)
	{
	  fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
	}
      else
	{
	  print_longest (stream, 'd', 0, val);
	}
      break;

    case TYPE_CODE_FUNC:
      if (format)
	{
	  print_scalar_formatted (valaddr + embedded_offset, type,
				  format, 0, stream);
	  break;
	}
      /* FIXME, we should consider, at least for ANSI C language, eliminating
         the distinction made between FUNCs and POINTERs to FUNCs.  */
      fprintf_filtered (stream, "{");
      type_print (type, "", stream, -1);
      fprintf_filtered (stream, "} ");
      /* Try to print what function it points to, and its address.  */
      print_address_demangle (address, stream, demangle);
      break;

    case TYPE_CODE_BOOL:
      format = format ? format : output_format;
      if (format)
	print_scalar_formatted (valaddr + embedded_offset, type,
				format, 0, stream);
      else
	{
	  val = unpack_long (type, valaddr + embedded_offset);
	  if (val == 0)
	    fputs_filtered ("FALSE", stream);
	  else if (val == 1)
	    fputs_filtered ("TRUE", stream);
	  else
	    fprintf_filtered (stream, "%ld)", (long int) val);
	}
      break;

    case TYPE_CODE_RANGE:
      if (TYPE_LENGTH (type) == TYPE_LENGTH (TYPE_TARGET_TYPE (type)))
	{
	  m2_val_print (TYPE_TARGET_TYPE (type), valaddr, embedded_offset,
			address, stream, format, deref_ref, recurse, pretty);
	  break;
	}
      /* FIXME: create_range_type does not set the unsigned bit in a
         range type (I think it probably should copy it from the target
         type), so we won't print values which are too large to
         fit in a signed integer correctly.  */
      /* FIXME: Doesn't handle ranges of enums correctly.  (Can't just
         print with the target type, though, because the size of our type
         and the target type might differ).  */
      /* FALLTHROUGH */

    case TYPE_CODE_INT:
      format = format ? format : output_format;
      if (format)
	print_scalar_formatted (valaddr + embedded_offset, type, format,
				0, stream);
      else
	val_print_type_code_int (type, valaddr + embedded_offset, stream);
      break;

    case TYPE_CODE_CHAR:
      format = format ? format : output_format;
      if (format)
	print_scalar_formatted (valaddr + embedded_offset, type,
				format, 0, stream);
      else
	{
	  val = unpack_long (type, valaddr + embedded_offset);
	  if (TYPE_UNSIGNED (type))
	    fprintf_filtered (stream, "%u", (unsigned int) val);
	  else
	    fprintf_filtered (stream, "%d", (int) val);
	  fputs_filtered (" ", stream);
	  LA_PRINT_CHAR ((unsigned char) val, stream);
	}
      break;

    case TYPE_CODE_FLT:
      if (format)
	print_scalar_formatted (valaddr + embedded_offset, type,
				format, 0, stream);
      else
	print_floating (valaddr + embedded_offset, type, stream);
      break;

    case TYPE_CODE_METHOD:
      break;

    case TYPE_CODE_BITSTRING:
    case TYPE_CODE_SET:
      elttype = TYPE_INDEX_TYPE (type);
      CHECK_TYPEDEF (elttype);
      if (TYPE_STUB (elttype))
	{
	  fprintf_filtered (stream, _("<incomplete type>"));
	  gdb_flush (stream);
	  break;
	}
      else
	{
	  struct type *range = elttype;
	  LONGEST low_bound, high_bound;
	  int i;
	  int is_bitstring = TYPE_CODE (type) == TYPE_CODE_BITSTRING;
	  int need_comma = 0;

	  if (is_bitstring)
	    fputs_filtered ("B'", stream);
	  else
	    fputs_filtered ("{", stream);

	  i = get_discrete_bounds (range, &low_bound, &high_bound);
	maybe_bad_bstring:
	  if (i < 0)
	    {
	      fputs_filtered (_("<error value>"), stream);
	      goto done;
	    }

	  for (i = low_bound; i <= high_bound; i++)
	    {
	      int element = value_bit_index (type, valaddr + embedded_offset,
					     i);
	      if (element < 0)
		{
		  i = element;
		  goto maybe_bad_bstring;
		}
	      if (is_bitstring)
		fprintf_filtered (stream, "%d", element);
	      else if (element)
		{
		  if (need_comma)
		    fputs_filtered (", ", stream);
		  print_type_scalar (range, i, stream);
		  need_comma = 1;

		  if (i + 1 <= high_bound
		      && value_bit_index (type, valaddr + embedded_offset,
					  ++i))
		    {
		      int j = i;
		      fputs_filtered ("..", stream);
		      while (i + 1 <= high_bound
			     && value_bit_index (type,
						 valaddr + embedded_offset,
						 ++i))
			j = i;
		      print_type_scalar (range, j, stream);
		    }
		}
	    }
	done:
	  if (is_bitstring)
	    fputs_filtered ("'", stream);
	  else
	    fputs_filtered ("}", stream);
	}
      break;

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

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

    case TYPE_CODE_UNDEF:
      /* This happens (without TYPE_FLAG_STUB set) on systems which don't use
         dbx xrefs (NO_DBX_XREFS in gcc) if a file has a "struct foo *bar"
         and no complete type for struct foo in that file.  */
      fprintf_filtered (stream, _("<incomplete type>"));
      break;

    default:
      error (_("Invalid m2 type code %d in symbol table."), TYPE_CODE (type));
    }
  gdb_flush (stream);
  return (0);
}
Beispiel #9
0
void
m2_val_print (struct type *type, int embedded_offset,
	      CORE_ADDR address, struct ui_file *stream, int recurse,
	      struct value *original_value,
	      const struct value_print_options *options)
{
  struct gdbarch *gdbarch = get_type_arch (type);
  unsigned len;
  struct type *elttype;
  CORE_ADDR addr;
  const gdb_byte *valaddr = value_contents_for_printing (original_value);

  type = check_typedef (type);
  switch (TYPE_CODE (type))
    {
    case TYPE_CODE_ARRAY:
      if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
	{
	  elttype = check_typedef (TYPE_TARGET_TYPE (type));
	  len = TYPE_LENGTH (type) / TYPE_LENGTH (elttype);
	  if (options->prettyformat_arrays)
	    print_spaces_filtered (2 + 2 * recurse, stream);
	  /* For an array of chars, print with string syntax.  */
	  if (TYPE_LENGTH (elttype) == 1 &&
	      ((TYPE_CODE (elttype) == TYPE_CODE_INT)
	       || ((current_language->la_language == language_m2)
		   && (TYPE_CODE (elttype) == TYPE_CODE_CHAR)))
	      && (options->format == 0 || options->format == 's'))
	    {
	      /* If requested, look for the first null char and only print
	         elements up to it.  */
	      if (options->stop_print_at_null)
		{
		  unsigned int temp_len;

		  /* Look for a NULL char.  */
		  for (temp_len = 0;
		       (valaddr + embedded_offset)[temp_len]
			 && temp_len < len && temp_len < options->print_max;
		       temp_len++);
		  len = temp_len;
		}

	      LA_PRINT_STRING (stream, TYPE_TARGET_TYPE (type),
			       valaddr + embedded_offset, len, NULL,
			       0, options);
	    }
	  else
	    {
	      fprintf_filtered (stream, "{");
	      val_print_array_elements (type, embedded_offset,
					address, stream,
					recurse, original_value,
					options, 0);
	      fprintf_filtered (stream, "}");
	    }
	  break;
	}
      /* Array of unspecified length: treat like pointer to first elt.  */
      print_unpacked_pointer (type, address, address, options, stream);
      break;

    case TYPE_CODE_PTR:
      if (TYPE_CONST (type))
	print_variable_at_address (type, valaddr + embedded_offset,
				   stream, recurse, options);
      else if (options->format && options->format != 's')
	val_print_scalar_formatted (type, embedded_offset,
				    original_value, options, 0, stream);
      else
	{
	  addr = unpack_pointer (type, valaddr + embedded_offset);
	  print_unpacked_pointer (type, addr, address, options, stream);
	}
      break;

    case TYPE_CODE_UNION:
      if (recurse && !options->unionprint)
	{
	  fprintf_filtered (stream, "{...}");
	  break;
	}
      /* Fall through.  */
    case TYPE_CODE_STRUCT:
      if (m2_is_long_set (type))
	m2_print_long_set (type, valaddr, embedded_offset, address,
			   stream);
      else if (m2_is_unbounded_array (type))
	m2_print_unbounded_array (type, valaddr, embedded_offset,
				  address, stream, recurse, options);
      else
	cp_print_value_fields (type, type, embedded_offset,
			       address, stream, recurse, original_value,
			       options, NULL, 0);
      break;

    case TYPE_CODE_SET:
      elttype = TYPE_INDEX_TYPE (type);
      elttype = check_typedef (elttype);
      if (TYPE_STUB (elttype))
	{
	  fprintf_filtered (stream, _("<incomplete type>"));
	  gdb_flush (stream);
	  break;
	}
      else
	{
	  struct type *range = elttype;
	  LONGEST low_bound, high_bound;
	  int i;
	  int need_comma = 0;

	  fputs_filtered ("{", stream);

	  i = get_discrete_bounds (range, &low_bound, &high_bound);
	maybe_bad_bstring:
	  if (i < 0)
	    {
	      fputs_filtered (_("<error value>"), stream);
	      goto done;
	    }

	  for (i = low_bound; i <= high_bound; i++)
	    {
	      int element = value_bit_index (type, valaddr + embedded_offset,
					     i);

	      if (element < 0)
		{
		  i = element;
		  goto maybe_bad_bstring;
		}
	      if (element)
		{
		  if (need_comma)
		    fputs_filtered (", ", stream);
		  print_type_scalar (range, i, stream);
		  need_comma = 1;

		  if (i + 1 <= high_bound
		      && value_bit_index (type, valaddr + embedded_offset,
					  ++i))
		    {
		      int j = i;

		      fputs_filtered ("..", stream);
		      while (i + 1 <= high_bound
			     && value_bit_index (type,
						 valaddr + embedded_offset,
						 ++i))
			j = i;
		      print_type_scalar (range, j, stream);
		    }
		}
	    }
	done:
	  fputs_filtered ("}", stream);
	}
      break;

    case TYPE_CODE_RANGE:
      if (TYPE_LENGTH (type) == TYPE_LENGTH (TYPE_TARGET_TYPE (type)))
	{
	  m2_val_print (TYPE_TARGET_TYPE (type), embedded_offset,
			address, stream, recurse, original_value, options);
	  break;
	}
      /* FIXME: create_static_range_type does not set the unsigned bit in a
         range type (I think it probably should copy it from the target
         type), so we won't print values which are too large to
         fit in a signed integer correctly.  */
      /* FIXME: Doesn't handle ranges of enums correctly.  (Can't just
         print with the target type, though, because the size of our type
         and the target type might differ).  */
      /* FALLTHROUGH */

    case TYPE_CODE_REF:
    case TYPE_CODE_ENUM:
    case TYPE_CODE_FUNC:
    case TYPE_CODE_INT:
    case TYPE_CODE_FLT:
    case TYPE_CODE_METHOD:
    case TYPE_CODE_VOID:
    case TYPE_CODE_ERROR:
    case TYPE_CODE_UNDEF:
    case TYPE_CODE_BOOL:
    case TYPE_CODE_CHAR:
    default:
      generic_val_print (type, embedded_offset, address,
			 stream, recurse, original_value, options,
			 &m2_decorations);
      break;
    }
  gdb_flush (stream);
}