/* Support for printing Ada types for GDB, the GNU debugger.
- Copyright (C) 1986-2020 Free Software Foundation, Inc.
+ Copyright (C) 1986-2021 Free Software Foundation, Inc.
This file is part of GDB.
if (ada_scan_number (bounds, *n, &B, n))
{
/* STABS decodes all range types which bounds are 0 .. -1 as
- unsigned integers (ie. the type code is TYPE_CODE_INT, not
- TYPE_CODE_RANGE). Unfortunately, ada_print_scalar() relies
- on the unsigned flag to determine whether the bound should
- be printed as a signed or an unsigned value. This causes
- the upper bound of the 0 .. -1 range types to be printed as
- a very large unsigned number instead of -1.
- To workaround this stabs deficiency, we replace the TYPE by NULL
- to indicate default output when we detect that the bound is negative,
- and the type is a TYPE_CODE_INT. The bound is negative when
- 'm' is the last character of the number scanned in BOUNDS. */
+ unsigned integers (ie. the type code is TYPE_CODE_INT, not
+ TYPE_CODE_RANGE). Unfortunately, ada_print_scalar() relies
+ on the unsigned flag to determine whether the bound should
+ be printed as a signed or an unsigned value. This causes
+ the upper bound of the 0 .. -1 range types to be printed as
+ a very large unsigned number instead of -1.
+ To workaround this stabs deficiency, we replace the TYPE by NULL
+ to indicate default output when we detect that the bound is negative,
+ and the type is a TYPE_CODE_INT. The bound is negative when
+ 'm' is the last character of the number scanned in BOUNDS. */
if (bounds[*n - 1] == 'm' && type->code () == TYPE_CODE_INT)
type = NULL;
ada_print_scalar (type, B, stream);
static void
print_enum_type (struct type *type, struct ui_file *stream)
{
- int len = TYPE_NFIELDS (type);
+ int len = type->num_fields ();
int i;
LONGEST lastval;
fprintf_filtered (stream, ")");
}
-/* Print representation of Ada fixed-point type TYPE on STREAM. */
-
-static void
-print_gnat_encoded_fixed_point_type (struct type *type, struct ui_file *stream)
-{
- struct value *delta = gnat_encoded_fixed_point_delta (type);
- struct value *small = ada_scaling_factor (type);
-
- if (delta == nullptr)
- fprintf_filtered (stream, "delta ??");
- else
- {
- std::string str;
- str = target_float_to_string (value_contents (delta),
- value_type (delta), "%g");
- fprintf_filtered (stream, "delta %s", str.c_str());
- if (!value_equal (delta, small))
- {
- str = target_float_to_string (value_contents (small),
- value_type (small), "%g");
- fprintf_filtered (stream, " <'small = %s>", str.c_str());
- }
- }
-}
-
/* Print simple (constrained) array type TYPE on STREAM. LEVEL is the
recursion (indentation) level, in case the element type itself has
nested structure, and SHOW is the number of levels of internal
{
if (arr_type != type)
fprintf_filtered (stream, ", ");
- print_range (TYPE_INDEX_TYPE (arr_type), stream,
+ print_range (arr_type->index_type (), stream,
0 /* bounds_prefered_p */);
if (TYPE_FIELD_BITSIZE (arr_type, 0) > 0)
bitsize = TYPE_FIELD_BITSIZE (arr_type, 0);
{
int k;
- n_indices = TYPE_NFIELDS (range_desc_type);
+ n_indices = range_desc_type->num_fields ();
for (k = 0, arr_type = type;
k < n_indices;
k += 1, arr_type = TYPE_TARGET_TYPE (arr_type))
{
if (k > 0)
fprintf_filtered (stream, ", ");
- print_range_type (TYPE_FIELD_TYPE (range_desc_type, k),
+ print_range_type (range_desc_type->field (k).type (),
stream, 0 /* bounds_prefered_p */);
if (TYPE_FIELD_BITSIZE (arr_type, 0) > 0)
bitsize = TYPE_FIELD_BITSIZE (arr_type, 0);
struct type *var_type, *par_type;
struct type *discr_type;
- var_type = TYPE_FIELD_TYPE (type, field_num);
+ var_type = type->field (field_num).type ();
discr_type = ada_variant_discrim_type (var_type, outer_type);
if (var_type->code () == TYPE_CODE_PTR)
if (par_type != NULL)
var_type = par_type;
- for (i = 0; i < TYPE_NFIELDS (var_type); i += 1)
+ for (i = 0; i < var_type->num_fields (); i += 1)
{
fprintf_filtered (stream, "\n%*swhen ", level + 4, "");
if (print_choices (var_type, i, stream, discr_type))
{
- if (print_record_field_types (TYPE_FIELD_TYPE (var_type, i),
+ if (print_record_field_types (var_type->field (i).type (),
outer_type, stream, show, level + 4,
flags)
<= 0)
const struct type_print_options *flags)
{
const char *variant
- = ada_variant_discrim_name (TYPE_FIELD_TYPE (type, field_num));
+ = ada_variant_discrim_name (type->field (field_num).type ());
if (*variant == '\0')
variant = "?";
flds = 0;
- if (fld0 > fld1 && TYPE_STUB (type))
+ if (fld0 > fld1 && type->is_stub ())
return -1;
for (i = fld0; i <= fld1; i += 1)
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,
+ flds += print_record_field_types (type->field (i).type (), type,
stream, show, level, flags);
else if (ada_is_variant_part (type, i))
{
{
flds += 1;
fprintf_filtered (stream, "\n%*s", level + 4, "");
- ada_print_type (TYPE_FIELD_TYPE (type, i),
+ ada_print_type (type->field (i).type (),
TYPE_FIELD_NAME (type, i),
stream, show - 1, level + 4, flags);
fprintf_filtered (stream, ";");
else
{
name = TYPE_FIELD_NAME (type, part.discriminant_index);
- discr_type = TYPE_FIELD_TYPE (type, part.discriminant_index);
+ discr_type = type->field (part.discriminant_index).type ();
}
fprintf_filtered (stream, "\n%*scase %s is", level + 4, "", name);
struct dynamic_prop *prop = type->dyn_prop (DYN_PROP_VARIANT_PARTS);
if (prop != nullptr)
{
- if (prop->kind == PROP_TYPE)
+ if (prop->kind () == PROP_TYPE)
{
- type = prop->data.original_type;
+ type = prop->original_type ();
prop = type->dyn_prop (DYN_PROP_VARIANT_PARTS);
}
- gdb_assert (prop->kind == PROP_VARIANT_PARTS);
- print_record_field_types_dynamic (*prop->data.variant_parts,
- 0, TYPE_NFIELDS (type),
+ gdb_assert (prop->kind () == PROP_VARIANT_PARTS);
+ print_record_field_types_dynamic (*prop->variant_parts (),
+ 0, type->num_fields (),
type, stream, show, level, flags);
- return TYPE_NFIELDS (type);
+ return type->num_fields ();
}
return print_selected_record_field_types (type, outer_type,
- 0, TYPE_NFIELDS (type) - 1,
+ 0, type->num_fields () - 1,
stream, show, level, flags);
}
{
if (show < 0)
fprintf_filtered (stream, "record (?) is ... end record");
- else if (TYPE_NFIELDS (type) == 0)
+ else if (type->num_fields () == 0)
fprintf_filtered (stream, "record (?) is null; end record");
else
{
fprintf_filtered (stream, "record (?) is\n%*scase ? is", level + 4, "");
- for (i = 0; i < TYPE_NFIELDS (type); i += 1)
+ for (i = 0; i < type->num_fields (); i += 1)
{
fprintf_filtered (stream, "\n%*swhen ? =>\n%*s", level + 8, "",
level + 12, "");
- ada_print_type (TYPE_FIELD_TYPE (type, i),
+ ada_print_type (type->field (i).type (),
TYPE_FIELD_NAME (type, i),
stream, show - 1, level + 12, flags);
fprintf_filtered (stream, ";");
print_func_type (struct type *type, struct ui_file *stream, const char *name,
const struct type_print_options *flags)
{
- int i, len = TYPE_NFIELDS (type);
+ int i, len = type->num_fields ();
if (TYPE_TARGET_TYPE (type) != NULL
&& TYPE_TARGET_TYPE (type)->code () == TYPE_CODE_VOID)
wrap_here (" ");
}
fprintf_filtered (stream, "a%d: ", i + 1);
- ada_print_type (TYPE_FIELD_TYPE (type, i), "", stream, -1, 0,
+ ada_print_type (type->field (i).type (), "", stream, -1, 0,
flags);
}
fprintf_filtered (stream, ")");
const struct type_print_options *flags)
{
struct type *type = ada_check_typedef (ada_get_base_type (type0));
- char *type_name = decoded_type_name (type0);
+ /* If we can decode the original type name, use it. However, there
+ are cases where the original type is an internally-generated type
+ with a name that can't be decoded (and whose encoded name might
+ not actually bear any relation to the type actually declared in
+ the sources). In that case, try using the name of the base type
+ in its place.
+
+ Note that we looked at the possibility of always using the name
+ of the base type. This does not always work, unfortunately, as
+ there are situations where it's the base type which has an
+ internally-generated name. */
+ const char *type_name = decoded_type_name (type0);
+ if (type_name == nullptr)
+ type_name = decoded_type_name (type);
int is_var_decl = (varstring != NULL && varstring[0] != '\0');
if (type == NULL)
return;
}
- if (show > 0)
- type = ada_check_typedef (type);
-
if (is_var_decl && type->code () != TYPE_CODE_FUNC)
fprintf_filtered (stream, "%.*s: ",
ada_name_prefix_len (varstring), varstring);
break;
case TYPE_CODE_PTR:
case TYPE_CODE_TYPEDEF:
- fprintf_filtered (stream, "access ");
+ /* An __XVL field is not truly a pointer, so don't print
+ "access" in this case. */
+ if (type->code () != TYPE_CODE_PTR
+ || strstr (varstring, "___XVL") == nullptr)
+ fprintf_filtered (stream, "access ");
ada_print_type (TYPE_TARGET_TYPE (type), "", stream, show, level,
flags);
break;
fprintf_filtered (stream, "(false, true)");
break;
case TYPE_CODE_INT:
- if (ada_is_gnat_encoded_fixed_point_type (type))
- print_gnat_encoded_fixed_point_type (type, stream);
- else
- {
- const char *name = ada_type_name (type);
-
- if (!ada_is_range_type_name (name))
- fprintf_styled (stream, metadata_style.style (),
- _("<%s-byte integer>"),
- pulongest (TYPE_LENGTH (type)));
- else
- {
- fprintf_filtered (stream, "range ");
- print_range_type (type, stream, 1 /* bounds_prefered_p */);
- }
- }
+ {
+ const char *name = ada_type_name (type);
+
+ if (!ada_is_range_type_name (name))
+ fprintf_styled (stream, metadata_style.style (),
+ _("<%s-byte integer>"),
+ pulongest (TYPE_LENGTH (type)));
+ else
+ {
+ fprintf_filtered (stream, "range ");
+ print_range_type (type, stream, 1 /* bounds_prefered_p */);
+ }
+ }
break;
case TYPE_CODE_RANGE:
- if (ada_is_gnat_encoded_fixed_point_type (type))
- print_gnat_encoded_fixed_point_type (type, stream);
+ if (is_fixed_point_type (type))
+ {
+ fprintf_filtered (stream, "<");
+ print_type_fixed_point (type, stream);
+ fprintf_filtered (stream, ">");
+ }
else if (ada_is_modular_type (type))
fprintf_filtered (stream, "mod %s",
int_string (ada_modulus (type), 10, 0, 0, 1));
void
ada_print_typedef (struct type *type, struct symbol *new_symbol,
- struct ui_file *stream)
+ struct ui_file *stream)
{
type = ada_check_typedef (type);
ada_print_type (type, "", stream, 0, 0, &type_print_raw_options);