/* Support for printing Ada values for GDB, the GNU debugger.
- Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1997, 2001,
- 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1997, 2001, 2002,
+ 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
-This file is part of GDB.
+ This file is part of GDB.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <ctype.h>
#include "defs.h"
TYPE_FLAGS (type) |= TYPE_FLAG_UNSIGNED;
}
-/* Assuming TYPE is a simple, non-empty array type, prints its lower bound
- on STREAM, if non-standard (i.e., other than 1 for numbers, other
- than lower bound of index type for enumerated type). Returns 1
- if something printed, otherwise 0. */
+/* Assuming TYPE is a simple array type, prints its lower bound on STREAM,
+ if non-standard (i.e., other than 1 for numbers, other than lower bound
+ of index type for enumerated type). Returns 1 if something printed,
+ otherwise 0. */
static int
print_optional_low_bound (struct ui_file *stream, struct type *type)
{
struct type *index_type;
long low_bound;
+ long high_bound;
if (print_array_indexes_p ())
return 0;
- if (!get_array_low_bound (type, &low_bound))
+ if (!get_array_bounds (type, &low_bound, &high_bound))
+ return 0;
+
+ /* If this is an empty array, then don't print the lower bound.
+ That would be confusing, because we would print the lower bound,
+ followed by... nothing! */
+ if (low_bound > high_bound)
return 0;
index_type = TYPE_INDEX_TYPE (type);
if (i - i0 > repeat_count_threshold)
{
val_print (elttype, value_contents (v0), 0, 0, stream, format,
- 0, recurse + 1, pretty);
+ 0, recurse + 1, pretty, current_language);
annotate_elt_rep (i - i0);
fprintf_filtered (stream, _(" <repeats %u times>"), i - i0);
annotate_elt_rep_end ();
stream, format, pretty);
}
val_print (elttype, value_contents (v0), 0, 0, stream, format,
- 0, recurse + 1, pretty);
+ 0, recurse + 1, pretty, current_language);
annotate_elt ();
}
}
static struct type *
printable_val_type (struct type *type, const gdb_byte *valaddr)
{
- return ada_to_fixed_type (ada_aligned_type (type), valaddr, 0, NULL);
+ return ada_to_fixed_type (ada_aligned_type (type), valaddr, 0, NULL, 1);
}
/* Print the character C on STREAM as part of the contents of a literal
case TYPE_CODE_SET:
case TYPE_CODE_STRING:
case TYPE_CODE_ERROR:
- case TYPE_CODE_MEMBER:
+ case TYPE_CODE_MEMBERPTR:
+ case TYPE_CODE_METHODPTR:
case TYPE_CODE_METHOD:
case TYPE_CODE_REF:
warning (_("internal error: unhandled type in ada_print_scalar"));
argsp->recurse, argsp->pretty);
}
+/* Assuming TYPE is a simple array, print the value of this array located
+ at VALADDR. See ada_val_print for a description of the various
+ parameters of this function; they are identical. The semantics
+ of the return value is also identical to ada_val_print. */
+
+static int
+ada_val_print_array (struct type *type, const gdb_byte *valaddr,
+ CORE_ADDR address, struct ui_file *stream, int format,
+ int deref_ref, int recurse, enum val_prettyprint pretty)
+{
+ struct type *elttype = TYPE_TARGET_TYPE (type);
+ unsigned int eltlen;
+ unsigned int len;
+ int result = 0;
+
+ if (elttype == NULL)
+ eltlen = 0;
+ else
+ eltlen = TYPE_LENGTH (elttype);
+ if (eltlen == 0)
+ len = 0;
+ else
+ len = TYPE_LENGTH (type) / eltlen;
+
+ /* For an array of chars, print with string syntax. */
+ if (ada_is_string_type (type) && (format == 0 || format == 's'))
+ {
+ if (prettyprint_arrays)
+ print_spaces_filtered (2 + 2 * recurse, stream);
+
+ /* If requested, look for the first null char and only print
+ elements up to it. */
+ if (stop_print_at_null)
+ {
+ int temp_len;
+
+ /* Look for a NULL char. */
+ for (temp_len = 0;
+ (temp_len < len
+ && temp_len < print_max
+ && char_at (valaddr, temp_len, eltlen) != 0);
+ temp_len += 1);
+ len = temp_len;
+ }
+
+ printstr (stream, valaddr, len, 0, eltlen);
+ result = len;
+ }
+ else
+ {
+ fprintf_filtered (stream, "(");
+ print_optional_low_bound (stream, type);
+ if (TYPE_FIELD_BITSIZE (type, 0) > 0)
+ val_print_packed_array_elements (type, valaddr, 0, stream,
+ format, recurse, pretty);
+ else
+ val_print_array_elements (type, valaddr, address, stream,
+ format, deref_ref, recurse,
+ pretty, 0);
+ fprintf_filtered (stream, ")");
+ }
+
+ return result;
+}
+
/* See the comment on ada_val_print. This function differs in that it
- * does not catch evaluation errors (leaving that to ada_val_print). */
+ does not catch evaluation errors (leaving that to ada_val_print). */
static int
ada_val_print_1 (struct type *type, const gdb_byte *valaddr0,
fprintf_filtered (stream, "(");
type_print (type, "", stream, -1);
fprintf_filtered (stream, ") ");
- deprecated_print_address_numeric
- (extract_typed_address (valaddr, builtin_type_void_data_ptr),
- 1, stream);
+ fputs_filtered (paddress (extract_typed_address
+ (valaddr, builtin_type_void_data_ptr)),
+ stream);
}
else
{
}
case TYPE_CODE_ARRAY:
- elttype = TYPE_TARGET_TYPE (type);
- if (elttype == NULL)
- eltlen = 0;
- else
- eltlen = TYPE_LENGTH (elttype);
- /* FIXME: This doesn't deal with non-empty arrays of
- 0-length items (not a typical case!) */
- if (eltlen == 0)
- len = 0;
- else
- len = TYPE_LENGTH (type) / eltlen;
-
- /* For an array of chars, print with string syntax. */
- if (ada_is_string_type (type) && (format == 0 || format == 's'))
- {
- if (prettyprint_arrays)
- {
- print_spaces_filtered (2 + 2 * recurse, stream);
- }
- /* If requested, look for the first null char and only print
- elements up to it. */
- if (stop_print_at_null)
- {
- int temp_len;
-
- /* Look for a NULL char. */
- for (temp_len = 0;
- temp_len < len && temp_len < print_max
- && char_at (valaddr, temp_len, eltlen) != 0;
- temp_len += 1);
- len = temp_len;
- }
-
- printstr (stream, valaddr, len, 0, eltlen);
- }
- else
- {
- len = 0;
- fprintf_filtered (stream, "(");
- print_optional_low_bound (stream, type);
- if (TYPE_FIELD_BITSIZE (type, 0) > 0)
- val_print_packed_array_elements (type, valaddr, 0, stream,
- format, recurse, pretty);
- else
- val_print_array_elements (type, valaddr, address, stream,
- format, deref_ref, recurse,
- pretty, 0);
- fprintf_filtered (stream, ")");
- }
- gdb_flush (stream);
- return len;
+ return ada_val_print_array (type, valaddr, address, stream, format,
+ deref_ref, recurse, pretty);
case TYPE_CODE_REF:
+ /* For references, the debugger is expected to print the value as
+ an address if DEREF_REF is null. But printing an address in place
+ of the object value would be confusing to an Ada programmer.
+ So, for Ada values, we print the actual dereferenced value
+ regardless. */
elttype = check_typedef (TYPE_TARGET_TYPE (type));
- /* De-reference the reference */
- if (deref_ref)
- {
- if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF)
- {
- LONGEST deref_val_int = (LONGEST)
- unpack_pointer (lookup_pointer_type (builtin_type_void),
- valaddr);
- if (deref_val_int != 0)
- {
- struct value *deref_val =
- ada_value_ind (value_from_longest
- (lookup_pointer_type (elttype),
- deref_val_int));
- val_print (value_type (deref_val),
- value_contents (deref_val), 0,
- VALUE_ADDRESS (deref_val), stream, format,
- deref_ref, recurse + 1, pretty);
- }
- else
- fputs_filtered ("(null)", stream);
- }
- else
- fputs_filtered ("???", stream);
- }
+
+ if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF)
+ {
+ LONGEST deref_val_int = (LONGEST)
+ unpack_pointer (lookup_pointer_type (builtin_type_void),
+ valaddr);
+ if (deref_val_int != 0)
+ {
+ struct value *deref_val =
+ ada_value_ind (value_from_longest
+ (lookup_pointer_type (elttype),
+ deref_val_int));
+ val_print (value_type (deref_val),
+ value_contents (deref_val), 0,
+ VALUE_ADDRESS (deref_val), stream, format,
+ deref_ref, recurse + 1, pretty, current_language);
+ }
+ else
+ fputs_filtered ("(null)", stream);
+ }
+ else
+ fputs_filtered ("???", stream);
+
break;
}
gdb_flush (stream);
const gdb_byte *valaddr = value_contents (val0);
CORE_ADDR address = VALUE_ADDRESS (val0) + value_offset (val0);
struct type *type =
- ada_to_fixed_type (value_type (val0), valaddr, address, NULL);
+ ada_to_fixed_type (value_type (val0), valaddr, address, NULL, 1);
struct value *val =
value_from_contents_and_address (type, valaddr, address);
return 0;
}
- if (TYPE_CODE (type) == TYPE_CODE_ARRAY
- && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) == 0
- && TYPE_CODE (TYPE_INDEX_TYPE (type)) == TYPE_CODE_RANGE)
- {
- /* This is an array of zero-length elements, that is an array
- of null records. This array needs to be printed by hand,
- as the standard routine to print arrays relies on the size of
- the array elements to be nonzero. This is because it computes
- the number of elements in the array by dividing the array size
- by the array element size. */
- fprintf_filtered (stream, "(%d .. %d => ())",
- TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)),
- TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type)));
- return 0;
- }
-
return (val_print (type, value_contents (val), 0, address,
- stream, format, 1, 0, pretty));
+ stream, format, 1, 0, pretty, current_language));
}
static void
bit_size,
TYPE_FIELD_TYPE (type, i));
val_print (TYPE_FIELD_TYPE (type, i), value_contents (v), 0, 0,
- stream, format, 0, recurse + 1, pretty);
+ stream, format, 0, recurse + 1, pretty,
+ current_language);
}
}
else