-/* Support for printing Ada values for GDB, the GNU debugger.
- Copyright 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1997, 2001
- Free Software Foundation, Inc.
+/* Support for printing Ada values for GDB, the GNU debugger.
-This file is part of GDB.
+ Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1997, 2001, 2002,
+ 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
-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 file is part of GDB.
-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 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.
-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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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, see <http://www.gnu.org/licenses/>. */
#include <ctype.h>
#include "defs.h"
+#include "gdb_string.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "expression.h"
#include "annotate.h"
#include "ada-lang.h"
#include "c-lang.h"
+#include "infcall.h"
+#include "exceptions.h"
-/* Encapsulates arguments to ada_val_print. */
-struct ada_val_print_args {
- struct type* type;
- char* valaddr0;
+/* Encapsulates arguments to ada_val_print. */
+struct ada_val_print_args
+{
+ struct type *type;
+ const gdb_byte *valaddr0;
int embedded_offset;
CORE_ADDR address;
struct ui_file *stream;
enum val_prettyprint pretty;
};
-extern int inspect_it;
-extern unsigned int repeat_count_threshold;
-
-static void print_record (struct type*, char*, struct ui_file*, int,
- int, enum val_prettyprint);
-
-static int print_field_values (struct type*, char*, struct ui_file*,
- int, int, enum val_prettyprint,
- int, struct type*, char*);
+static void print_record (struct type *, const gdb_byte *, struct ui_file *,
+ int, int, enum val_prettyprint);
-static int print_variant_part (struct type*, int, char*,
- struct ui_file*, int, int, enum val_prettyprint,
- int, struct type*, char*);
+static int print_field_values (struct type *, const gdb_byte *,
+ struct ui_file *, int, int,
+ enum val_prettyprint, int, struct type *,
+ const gdb_byte *);
-static void
-val_print_packed_array_elements (struct type*, char *valaddr, int,
- struct ui_file*, int, int,
- enum val_prettyprint);
-
-static void adjust_type_signedness (struct type*);
+static void adjust_type_signedness (struct type *);
-static int ada_val_print_stub (PTR args0);
+static int ada_val_print_stub (void *args0);
-static int
-ada_val_print_1 (struct type*, char*, int, CORE_ADDR, struct ui_file*,
- int, int, int, enum val_prettyprint);
+static int ada_val_print_1 (struct type *, const gdb_byte *, int, CORE_ADDR,
+ struct ui_file *, int, int, int,
+ enum val_prettyprint);
\f
-/* Make TYPE unsigned if its range of values includes no negatives. */
-static void
-adjust_type_signedness (type)
- struct type* type;
+/* Make TYPE unsigned if its range of values includes no negatives. */
+static void
+adjust_type_signedness (struct type *type)
{
- if (type != NULL && TYPE_CODE (type) == TYPE_CODE_RANGE
+ if (type != NULL && TYPE_CODE (type) == TYPE_CODE_RANGE
&& TYPE_LOW_BOUND (type) >= 0)
TYPE_FLAGS (type) |= TYPE_FLAG_UNSIGNED;
-}
+}
-/* 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. */
+/* 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. */
-static int
-print_optional_low_bound (stream, type)
- struct ui_file *stream;
- struct type *type;
+static int
+print_optional_low_bound (struct ui_file *stream, struct type *type)
{
struct type *index_type;
long low_bound;
- index_type = TYPE_INDEX_TYPE (type);
- low_bound = 0;
+ if (print_array_indexes_p ())
+ return 0;
- if (index_type == NULL)
+ if (!get_array_low_bound (type, &low_bound))
return 0;
- if (TYPE_CODE (index_type) == TYPE_CODE_RANGE)
+
+ index_type = TYPE_INDEX_TYPE (type);
+
+ if (TYPE_CODE (index_type) == TYPE_CODE_RANGE)
{
- low_bound = TYPE_LOW_BOUND (index_type);
+ /* We need to know what the base type is, in order to do the
+ appropriate check below. Otherwise, if this is a subrange
+ of an enumerated type, where the underlying value of the
+ first element is typically 0, we might test the low bound
+ against the wrong value. */
index_type = TYPE_TARGET_TYPE (index_type);
}
- else
- return 0;
-
- switch (TYPE_CODE (index_type)) {
- case TYPE_CODE_ENUM:
- if (low_bound == TYPE_FIELD_BITPOS (index_type, 0))
- return 0;
- break;
- case TYPE_CODE_UNDEF:
- index_type = builtin_type_long;
- /* FALL THROUGH */
- default:
- if (low_bound == 1)
- return 0;
- break;
- }
+
+ switch (TYPE_CODE (index_type))
+ {
+ case TYPE_CODE_ENUM:
+ if (low_bound == TYPE_FIELD_BITPOS (index_type, 0))
+ return 0;
+ break;
+ case TYPE_CODE_UNDEF:
+ index_type = builtin_type_long;
+ /* FALL THROUGH */
+ default:
+ if (low_bound == 1)
+ return 0;
+ break;
+ }
ada_print_scalar (index_type, (LONGEST) low_bound, stream);
fprintf_filtered (stream, " => ");
/* Version of val_print_array_elements for GNAT-style packed arrays.
Prints elements of packed array of type TYPE at bit offset
BITOFFSET from VALADDR on STREAM. Formats according to FORMAT and
- separates with commas. RECURSE is the recursion (nesting) level.
- If PRETTY, uses "prettier" format. TYPE must have been decoded (as
- by ada_coerce_to_simple_array). */
+ separates with commas. RECURSE is the recursion (nesting) level.
+ If PRETTY, uses "prettier" format. TYPE must have been decoded (as
+ by ada_coerce_to_simple_array). */
static void
-val_print_packed_array_elements (type, valaddr, bitoffset, stream, format,
- recurse, pretty)
- struct type *type;
- char *valaddr;
- int bitoffset;
- struct ui_file *stream;
- int format;
- int recurse;
- enum val_prettyprint pretty;
+val_print_packed_array_elements (struct type *type, const gdb_byte *valaddr,
+ int bitoffset, struct ui_file *stream,
+ int format, int recurse,
+ enum val_prettyprint pretty)
{
unsigned int i;
unsigned int things_printed = 0;
unsigned len;
- struct type *elttype;
+ struct type *elttype, *index_type;
unsigned eltlen;
- /* Position of the array element we are examining to see
- whether it is repeated. */
- unsigned int rep1;
- /* Number of repetitions we have detected so far. */
- unsigned int reps;
unsigned long bitsize = TYPE_FIELD_BITSIZE (type, 0);
- struct value* mark = value_mark ();
-
+ struct value *mark = value_mark ();
+ LONGEST low = 0;
+
elttype = TYPE_TARGET_TYPE (type);
eltlen = TYPE_LENGTH (check_typedef (elttype));
+ index_type = TYPE_INDEX_TYPE (type);
{
- LONGEST low, high;
+ LONGEST high;
if (get_discrete_bounds (TYPE_FIELD_TYPE (type, 0), &low, &high) < 0)
len = 1;
else
}
}
wrap_here (n_spaces (2 + 2 * recurse));
+ maybe_print_array_index (index_type, i + low, stream, format, pretty);
i0 = i;
- v0 = ada_value_primitive_packed_val (NULL, valaddr,
+ v0 = ada_value_primitive_packed_val (NULL, valaddr,
(i0 * bitsize) / HOST_CHAR_BIT,
(i0 * bitsize) % HOST_CHAR_BIT,
bitsize, elttype);
i += 1;
if (i >= len)
break;
- v1 = ada_value_primitive_packed_val (NULL, valaddr,
+ v1 = ada_value_primitive_packed_val (NULL, valaddr,
(i * bitsize) / HOST_CHAR_BIT,
(i * bitsize) % HOST_CHAR_BIT,
bitsize, elttype);
- if (memcmp (VALUE_CONTENTS (v0), VALUE_CONTENTS (v1), eltlen)
- != 0)
+ if (memcmp (value_contents (v0), value_contents (v1), eltlen) != 0)
break;
}
if (i - i0 > repeat_count_threshold)
{
- val_print (elttype, VALUE_CONTENTS (v0), 0, 0, stream, format,
+ val_print (elttype, value_contents (v0), 0, 0, stream, format,
0, recurse + 1, pretty);
annotate_elt_rep (i - i0);
- fprintf_filtered (stream, " <repeats %u times>", i - i0);
+ fprintf_filtered (stream, _(" <repeats %u times>"), i - i0);
annotate_elt_rep_end ();
}
int j;
for (j = i0; j < i; j += 1)
{
- if (j > i0)
+ if (j > i0)
{
if (prettyprint_arrays)
{
fprintf_filtered (stream, ", ");
}
wrap_here (n_spaces (2 + 2 * recurse));
+ maybe_print_array_index (index_type, j + low,
+ stream, format, pretty);
}
- val_print (elttype, VALUE_CONTENTS (v0), 0, 0, stream, format,
+ val_print (elttype, value_contents (v0), 0, 0, stream, format,
0, recurse + 1, pretty);
annotate_elt ();
}
value_free_to_mark (mark);
}
-static struct type*
-printable_val_type (type, valaddr)
- struct type* type;
- char* valaddr;
+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
string whose delimiter is QUOTER. TYPE_LEN is the length in bytes
- (1 or 2) of the character. */
+ (1 or 2) of the character. */
void
-ada_emit_char (c, stream, quoter, type_len)
- int c;
- struct ui_file *stream;
- int quoter;
- int type_len;
+ada_emit_char (int c, struct ui_file *stream, int quoter, int type_len)
{
if (type_len != 2)
type_len = 1;
if (isascii (c) && isprint (c))
{
if (c == quoter && c == '"')
- fprintf_filtered (stream, "[\"%c\"]", quoter);
+ fprintf_filtered (stream, "\"\"");
else
fprintf_filtered (stream, "%c", c);
}
else
- fprintf_filtered (stream, "[\"%0*x\"]", type_len*2, c);
+ fprintf_filtered (stream, "[\"%0*x\"]", type_len * 2, c);
}
/* Character #I of STRING, given that TYPE_LEN is the size in bytes (1
- or 2) of a character. */
+ or 2) of a character. */
static int
-char_at (string, i, type_len)
- char* string;
- int i;
- int type_len;
+char_at (const gdb_byte *string, int i, int type_len)
{
if (type_len == 1)
return string[i];
- else
- return (int) extract_unsigned_integer (string + 2*i, 2);
+ else
+ return (int) extract_unsigned_integer (string + 2 * i, 2);
+}
+
+/* Wrapper around memcpy to make it legal argument to ui_file_put */
+static void
+ui_memcpy (void *dest, const char *buffer, long len)
+{
+ memcpy (dest, buffer, (size_t) len);
+ ((char *) dest)[len] = '\0';
+}
+
+/* Print a floating-point value of type TYPE, pointed to in GDB by
+ VALADDR, on STREAM. Use Ada formatting conventions: there must be
+ a decimal point, and at least one digit before and after the
+ point. We use GNAT format for NaNs and infinities. */
+static void
+ada_print_floating (const gdb_byte *valaddr, struct type *type,
+ struct ui_file *stream)
+{
+ char buffer[64];
+ char *s, *result;
+ int len;
+ struct ui_file *tmp_stream = mem_fileopen ();
+ struct cleanup *cleanups = make_cleanup_ui_file_delete (tmp_stream);
+
+ print_floating (valaddr, type, tmp_stream);
+ ui_file_put (tmp_stream, ui_memcpy, buffer);
+ do_cleanups (cleanups);
+
+ result = buffer;
+ len = strlen (result);
+
+ /* Modify for Ada rules. */
+
+ s = strstr (result, "inf");
+ if (s == NULL)
+ s = strstr (result, "Inf");
+ if (s == NULL)
+ s = strstr (result, "INF");
+ if (s != NULL)
+ strcpy (s, "Inf");
+
+ if (s == NULL)
+ {
+ s = strstr (result, "nan");
+ if (s == NULL)
+ s = strstr (result, "NaN");
+ if (s == NULL)
+ s = strstr (result, "Nan");
+ if (s != NULL)
+ {
+ s[0] = s[2] = 'N';
+ if (result[0] == '-')
+ result += 1;
+ }
+ }
+
+ if (s == NULL && strchr (result, '.') == NULL)
+ {
+ s = strchr (result, 'e');
+ if (s == NULL)
+ fprintf_filtered (stream, "%s.0", result);
+ else
+ fprintf_filtered (stream, "%.*s.0%s", (int) (s-result), result, s);
+ return;
+ }
+ fprintf_filtered (stream, "%s", result);
}
void
-ada_printchar (c, stream)
- int c;
- struct ui_file *stream;
+ada_printchar (int c, struct ui_file *stream)
{
fputs_filtered ("'", stream);
ada_emit_char (c, stream, '\'', 1);
}
/* [From print_type_scalar in typeprint.c]. Print VAL on STREAM in a
- form appropriate for TYPE. */
+ form appropriate for TYPE. */
void
-ada_print_scalar (type, val, stream)
- struct type *type;
- LONGEST val;
- struct ui_file *stream;
+ada_print_scalar (struct type *type, LONGEST val, struct ui_file *stream)
{
unsigned int i;
unsigned len;
- CHECK_TYPEDEF (type);
+ type = ada_check_typedef (type);
switch (TYPE_CODE (type))
{
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");
+ warning (_("internal error: unhandled type in ada_print_scalar"));
break;
default:
- error ("Invalid type code in symbol table.");
+ error (_("Invalid type code in symbol table."));
}
gdb_flush (stream);
}
*/
static void
-printstr (stream, string, length, force_ellipses, type_len)
- struct ui_file *stream;
- char *string;
- unsigned int length;
- int force_ellipses;
- int type_len;
+printstr (struct ui_file *stream, const gdb_byte *string,
+ unsigned int length, int force_ellipses, int type_len)
{
unsigned int i;
unsigned int things_printed = 0;
for (i = 0; i < length && things_printed < print_max; i += 1)
{
/* Position of the character we are examining
- to see whether it is repeated. */
+ to see whether it is repeated. */
unsigned int rep1;
/* Number of repetitions we have detected so far. */
unsigned int reps;
rep1 = i + 1;
reps = 1;
- while (rep1 < length &&
- char_at(string, rep1, type_len) == char_at (string, i, type_len))
+ while (rep1 < length
+ && char_at (string, rep1, type_len) == char_at (string, i,
+ type_len))
{
rep1 += 1;
reps += 1;
in_quotes = 0;
}
fputs_filtered ("'", stream);
- ada_emit_char (char_at (string, i, type_len), stream, '\'', type_len);
+ ada_emit_char (char_at (string, i, type_len), stream, '\'',
+ type_len);
fputs_filtered ("'", stream);
- fprintf_filtered (stream, " <repeats %u times>", reps);
+ fprintf_filtered (stream, _(" <repeats %u times>"), reps);
i = rep1 - 1;
things_printed += repeat_count_threshold;
need_comma = 1;
}
void
-ada_printstr (stream, string, length, force_ellipses, width)
- struct ui_file *stream;
- char *string;
- unsigned int length;
- int force_ellipses;
- int width;
+ada_printstr (struct ui_file *stream, const gdb_byte *string,
+ unsigned int length, int width, int force_ellipses)
{
printstr (stream, string, length, force_ellipses, width);
}
/* Print data of type TYPE located at VALADDR (within GDB), which came from
the inferior at address ADDRESS, onto stdio stream STREAM according to
- FORMAT (a letter as for the printf % codes or 0 for natural format).
+ FORMAT (a letter as for the printf % codes or 0 for natural format).
The data at VALADDR is in target byte order.
If the data is printed as a string, returns the number of string characters
arrays.) */
int
-ada_val_print (type, valaddr0, embedded_offset, address, stream,
- format, deref_ref, recurse, pretty)
- struct type* type;
- char* valaddr0;
- int embedded_offset;
- CORE_ADDR address;
- struct ui_file *stream;
- int format;
- int deref_ref;
- int recurse;
- enum val_prettyprint pretty;
+ada_val_print (struct type *type, const gdb_byte *valaddr0,
+ int embedded_offset, CORE_ADDR address,
+ struct ui_file *stream, int format, int deref_ref,
+ int recurse, enum val_prettyprint pretty)
{
struct ada_val_print_args args;
- args.type = type; args.valaddr0 = valaddr0;
+ args.type = type;
+ args.valaddr0 = valaddr0;
args.embedded_offset = embedded_offset;
args.address = address;
args.stream = stream;
}
/* Helper for ada_val_print; used as argument to catch_errors to
- unmarshal the arguments to ada_val_print_1, which does the work. */
+ unmarshal the arguments to ada_val_print_1, which does the work. */
static int
-ada_val_print_stub (PTR args0)
+ada_val_print_stub (void *args0)
{
- struct ada_val_print_args* argsp = (struct ada_val_print_args*) args0;
- return ada_val_print_1 (argsp->type, argsp->valaddr0, argsp->embedded_offset,
- argsp->address, argsp->stream, argsp->format,
- argsp->deref_ref, argsp->recurse,
- argsp->pretty);
+ struct ada_val_print_args *argsp = (struct ada_val_print_args *) args0;
+ return ada_val_print_1 (argsp->type, argsp->valaddr0,
+ argsp->embedded_offset, argsp->address,
+ argsp->stream, argsp->format, argsp->deref_ref,
+ argsp->recurse, argsp->pretty);
}
/* 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 (type, valaddr0, embedded_offset, address, stream,
- format, deref_ref, recurse, pretty)
- struct type* type;
- char* valaddr0;
- int embedded_offset;
- CORE_ADDR address;
- struct ui_file *stream;
- int format;
- int deref_ref;
- int recurse;
- enum val_prettyprint pretty;
+ada_val_print_1 (struct type *type, const gdb_byte *valaddr0,
+ int embedded_offset, CORE_ADDR address,
+ struct ui_file *stream, int format,
+ int deref_ref, int recurse, enum val_prettyprint pretty)
{
unsigned int len;
int i;
struct type *elttype;
unsigned int eltlen;
LONGEST val;
- CORE_ADDR addr;
- char* valaddr = valaddr0 + embedded_offset;
+ const gdb_byte *valaddr = valaddr0 + embedded_offset;
- CHECK_TYPEDEF (type);
+ type = ada_check_typedef (type);
- if (ada_is_array_descriptor (type) || ada_is_packed_array_type (type))
+ if (ada_is_array_descriptor_type (type) || ada_is_packed_array_type (type))
{
int retn;
- struct value* mark = value_mark ();
- struct value* val;
+ struct value *mark = value_mark ();
+ struct value *val;
val = value_from_contents_and_address (type, valaddr, address);
val = ada_coerce_to_simple_array_ptr (val);
if (val == NULL)
retn = 0;
}
else
- retn = ada_val_print_1 (VALUE_TYPE (val), VALUE_CONTENTS (val), 0,
- VALUE_ADDRESS (val), stream, format,
+ retn = ada_val_print_1 (value_type (val), value_contents (val), 0,
+ VALUE_ADDRESS (val), stream, format,
deref_ref, recurse, pretty);
value_free_to_mark (mark);
return retn;
switch (TYPE_CODE (type))
{
default:
- return c_val_print (type, valaddr0, embedded_offset, address, stream,
+ return c_val_print (type, valaddr0, embedded_offset, address, stream,
format, deref_ref, recurse, pretty);
+ case TYPE_CODE_PTR:
+ {
+ int ret = c_val_print (type, valaddr0, embedded_offset, address,
+ stream, format, deref_ref, recurse, pretty);
+ if (ada_is_tag_type (type))
+ {
+ struct value *val =
+ value_from_contents_and_address (type, valaddr, address);
+ const char *name = ada_tag_name (val);
+ if (name != NULL)
+ fprintf_filtered (stream, " (%s)", name);
+ return 0;
+ }
+ return ret;
+ }
+
case TYPE_CODE_INT:
case TYPE_CODE_RANGE:
if (ada_is_fixed_point_type (type))
}
else if (ada_is_vax_floating_type (type))
{
- struct value* val =
+ struct value *val =
value_from_contents_and_address (type, valaddr, address);
- struct value* func = ada_vax_float_print_function (type);
+ struct value *func = ada_vax_float_print_function (type);
if (func != 0)
{
- static struct type* parray_of_char = NULL;
- struct value* printable_val;
-
- if (parray_of_char == NULL)
- parray_of_char =
- make_pointer_type
- (create_array_type
- (NULL, builtin_type_char,
- create_range_type (NULL, builtin_type_int, 0, 32)),
- NULL);
-
- printable_val =
+ static struct type *parray_of_char = NULL;
+ struct value *printable_val;
+
+ if (parray_of_char == NULL)
+ parray_of_char =
+ make_pointer_type
+ (create_array_type
+ (NULL, builtin_type_char,
+ create_range_type (NULL, builtin_type_int, 0, 32)), NULL);
+
+ printable_val =
value_ind (value_cast (parray_of_char,
- call_function_by_hand (func, 1, &val)));
-
- fprintf_filtered (stream, "%s", VALUE_CONTENTS (printable_val));
+ call_function_by_hand (func, 1,
+ &val)));
+
+ fprintf_filtered (stream, "%s", value_contents (printable_val));
return 0;
}
- /* No special printing function. Do as best we can. */
+ /* No special printing function. Do as best we can. */
}
else if (TYPE_CODE (type) == TYPE_CODE_RANGE)
{
- struct type* target_type = TYPE_TARGET_TYPE (type);
+ struct type *target_type = TYPE_TARGET_TYPE (type);
if (TYPE_LENGTH (type) != TYPE_LENGTH (target_type))
{
/* Obscure case of range type that has different length from
- its base type. Perform a conversion, or we will get a
- nonsense value. Actually, we could use the same
- code regardless of lengths; I'm just avoiding a cast. */
- struct value* v =
- value_cast (target_type,
- value_from_contents_and_address (type, valaddr, 0));
- return ada_val_print_1 (target_type, VALUE_CONTENTS (v), 0, 0,
+ its base type. Perform a conversion, or we will get a
+ nonsense value. Actually, we could use the same
+ code regardless of lengths; I'm just avoiding a cast. */
+ struct value *v = value_cast (target_type,
+ value_from_contents_and_address
+ (type, valaddr, 0));
+ return ada_val_print_1 (target_type, value_contents (v), 0, 0,
stream, format, 0, recurse + 1, pretty);
}
else
- return ada_val_print_1 (TYPE_TARGET_TYPE (type),
+ return ada_val_print_1 (TYPE_TARGET_TYPE (type),
valaddr0, embedded_offset,
- address, stream, format, deref_ref,
+ address, stream, format, deref_ref,
recurse, pretty);
}
- else
+ else
{
format = format ? format : output_format;
if (format)
{
print_scalar_formatted (valaddr, type, format, 0, stream);
}
+ else if (ada_is_system_address_type (type))
+ {
+ /* FIXME: We want to print System.Address variables using
+ the same format as for any access type. But for some
+ reason GNAT encodes the System.Address type as an int,
+ so we have to work-around this deficiency by handling
+ System.Address values as a special case. */
+ 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);
+ }
else
{
val_print_type_code_int (type, valaddr, stream);
}
if (i < len)
{
- const char* name = ada_enum_name (TYPE_FIELD_NAME (type, i));
- if (name[0] == '\'')
+ const char *name = ada_enum_name (TYPE_FIELD_NAME (type, i));
+ if (name[0] == '\'')
fprintf_filtered (stream, "%ld %s", (long) val, name);
else
fputs_filtered (name, stream);
print_longest (stream, 'd', 0, val);
}
break;
-
+
+ case TYPE_CODE_FLAGS:
+ if (format)
+ print_scalar_formatted (valaddr, type, format, 0, stream);
+ else
+ val_print_type_code_flags (type, valaddr, stream);
+ break;
+
+ case TYPE_CODE_FLT:
+ if (format)
+ return c_val_print (type, valaddr0, embedded_offset, address, stream,
+ format, deref_ref, recurse, pretty);
+ else
+ ada_print_floating (valaddr0 + embedded_offset, type, stream);
+ break;
+
case TYPE_CODE_UNION:
case TYPE_CODE_STRUCT:
if (ada_is_bogus_array_descriptor (type))
{
fprintf_filtered (stream, "(...?)");
return 0;
- }
+ }
else
{
- print_record (type, valaddr, stream, format,
- recurse, pretty);
+ print_record (type, valaddr, stream, format, recurse, pretty);
return 0;
}
case TYPE_CODE_ARRAY:
- if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0)
- {
- elttype = TYPE_TARGET_TYPE (type);
- eltlen = TYPE_LENGTH (elttype);
- len = TYPE_LENGTH (type) / eltlen;
-
+ 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 (ada_is_string_type (type) && (format == 0 || format == 's'))
+ {
+ if (prettyprint_arrays)
{
- 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);
+ print_spaces_filtered (2 + 2 * recurse, stream);
}
- else
+ /* If requested, look for the first null char and only print
+ elements up to it. */
+ if (stop_print_at_null)
{
- 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, ")");
+ 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;
}
- gdb_flush (stream);
- return 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;
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));
- if (addressprint)
+
+ if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF)
{
- fprintf_filtered (stream, "@");
- print_address_numeric
- (extract_address (valaddr,
- TARGET_PTR_BIT / HOST_CHAR_BIT), 1, stream);
- if (deref_ref)
- fputs_filtered (": ", stream);
+ 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);
}
- /* 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);
- }
+ else
+ fputs_filtered ("???", stream);
+
break;
}
+ gdb_flush (stream);
return 0;
}
static int
-print_variant_part (type, field_num, valaddr,
- stream, format, recurse, pretty, comma_needed,
- outer_type, outer_valaddr)
- struct type *type;
- int field_num;
- char *valaddr;
- struct ui_file *stream;
- int format;
- int recurse;
- enum val_prettyprint pretty;
- int comma_needed;
- struct type *outer_type;
- char *outer_valaddr;
+print_variant_part (struct type *type, int field_num, const gdb_byte *valaddr,
+ struct ui_file *stream, int format, int recurse,
+ enum val_prettyprint pretty, int comma_needed,
+ struct type *outer_type, const gdb_byte *outer_valaddr)
{
struct type *var_type = TYPE_FIELD_TYPE (type, field_num);
- int which =
- ada_which_variant_applies (var_type, outer_type, outer_valaddr);
+ int which = ada_which_variant_applies (var_type, outer_type, outer_valaddr);
if (which < 0)
return 0;
else
- return print_field_values
+ return print_field_values
(TYPE_FIELD_TYPE (var_type, which),
valaddr + TYPE_FIELD_BITPOS (type, field_num) / HOST_CHAR_BIT
+ TYPE_FIELD_BITPOS (var_type, which) / HOST_CHAR_BIT,
}
int
-ada_value_print (val0, stream, format, pretty)
- struct value* val0;
- struct ui_file *stream;
- int format;
- enum val_prettyprint pretty;
+ada_value_print (struct value *val0, struct ui_file *stream, int format,
+ enum val_prettyprint pretty)
{
- char* 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);
- struct value* val = value_from_contents_and_address (type, valaddr, address);
-
- /* If it is a pointer, indicate what it points to. */
- if (TYPE_CODE (type) == TYPE_CODE_PTR ||
- TYPE_CODE (type) == TYPE_CODE_REF)
+ 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, 1);
+ struct value *val =
+ value_from_contents_and_address (type, valaddr, address);
+
+ /* If it is a pointer, indicate what it points to. */
+ if (TYPE_CODE (type) == TYPE_CODE_PTR)
{
- /* Hack: remove (char *) for char strings. Their
- type is indicated by the quoted string anyway. */
- if (TYPE_CODE (type) == TYPE_CODE_PTR &&
- TYPE_LENGTH (TYPE_TARGET_TYPE (type)) == sizeof(char) &&
- TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_INT &&
- !TYPE_UNSIGNED (TYPE_TARGET_TYPE (type)))
- {
- /* Print nothing */
- }
- else
+ /* Hack: don't print (char *) for char strings. Their
+ type is indicated by the quoted string anyway. */
+ if (TYPE_LENGTH (TYPE_TARGET_TYPE (type)) != sizeof (char)
+ || TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_INT
+ || TYPE_UNSIGNED (TYPE_TARGET_TYPE (type)))
{
fprintf_filtered (stream, "(");
type_print (type, "", stream, -1);
fprintf_filtered (stream, ") ");
}
}
- else if (ada_is_array_descriptor (type))
+ else if (ada_is_array_descriptor_type (type))
{
fprintf_filtered (stream, "(");
type_print (type, "", stream, -1);
fprintf_filtered (stream, ") (...?)");
return 0;
}
- return (val_print (type, VALUE_CONTENTS (val), 0, address,
+
+ 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));
}
-
+
static void
-print_record (type, valaddr, stream, format, recurse, pretty)
- struct type *type;
- char *valaddr;
- struct ui_file *stream;
- int format;
- int recurse;
- enum val_prettyprint pretty;
+print_record (struct type *type, const gdb_byte *valaddr,
+ struct ui_file *stream, int format, int recurse,
+ enum val_prettyprint pretty)
{
- CHECK_TYPEDEF (type);
+ type = ada_check_typedef (type);
fprintf_filtered (stream, "(");
if (print_field_values (type, valaddr, stream, format, recurse, pretty,
- 0, type, valaddr) != 0
- && pretty)
+ 0, type, valaddr) != 0 && pretty)
{
fprintf_filtered (stream, "\n");
print_spaces_filtered (2 * recurse, stream);
}
/* Print out fields of value at VALADDR having structure type TYPE.
-
+
TYPE, VALADDR, STREAM, FORMAT, RECURSE, and PRETTY have the
- same meanings as in ada_print_value and ada_val_print.
+ same meanings as in ada_print_value and ada_val_print.
OUTER_TYPE and OUTER_VALADDR give type and address of enclosing record
(used to get discriminant values when printing variant parts).
- COMMA_NEEDED is 1 if fields have been printed at the current recursion
+ COMMA_NEEDED is 1 if fields have been printed at the current recursion
level, so that a comma is needed before any field printed by this
- call.
+ call.
- Returns 1 if COMMA_NEEDED or any fields were printed. */
+ Returns 1 if COMMA_NEEDED or any fields were printed. */
static int
-print_field_values (type, valaddr, stream, format, recurse, pretty,
- comma_needed, outer_type, outer_valaddr)
- struct type *type;
- char *valaddr;
- struct ui_file *stream;
- int format;
- int recurse;
- enum val_prettyprint pretty;
- int comma_needed;
- struct type *outer_type;
- char *outer_valaddr;
+print_field_values (struct type *type, const gdb_byte *valaddr,
+ struct ui_file *stream, int format, int recurse,
+ enum val_prettyprint pretty, int comma_needed,
+ struct type *outer_type, const gdb_byte *outer_valaddr)
{
int i, len;
for (i = 0; i < len; i += 1)
{
if (ada_is_ignored_field (type, i))
- continue;
+ continue;
if (ada_is_wrapper_field (type, i))
{
- comma_needed =
+ comma_needed =
print_field_values (TYPE_FIELD_TYPE (type, i),
- valaddr
+ valaddr
+ TYPE_FIELD_BITPOS (type, i) / HOST_CHAR_BIT,
stream, format, recurse, pretty,
comma_needed, type, valaddr);
fprintf_filtered (stream, "\n");
print_spaces_filtered (2 + 2 * recurse, stream);
}
- else
+ else
{
wrap_here (n_spaces (2 + 2 * recurse));
}
else
{
annotate_field_begin (TYPE_FIELD_TYPE (type, i));
- fprintf_filtered (stream, "%.*s",
+ fprintf_filtered (stream, "%.*s",
ada_name_prefix_len (TYPE_FIELD_NAME (type, i)),
TYPE_FIELD_NAME (type, i));
annotate_field_name_end ();
if (TYPE_FIELD_PACKED (type, i))
{
- struct value* v;
+ struct value *v;
/* Bitfields require special handling, especially due to byte
order problems. */
if (TYPE_CPLUS_SPECIFIC (type) != NULL
&& TYPE_FIELD_IGNORE (type, i))
{
- fputs_filtered ("<optimized out or zero length>", stream);
+ fputs_filtered (_("<optimized out or zero length>"), stream);
}
else
{
int bit_pos = TYPE_FIELD_BITPOS (type, i);
int bit_size = TYPE_FIELD_BITSIZE (type, i);
-
+
adjust_type_signedness (TYPE_FIELD_TYPE (type, i));
v = ada_value_primitive_packed_val (NULL, valaddr,
bit_pos / HOST_CHAR_BIT,
bit_pos % HOST_CHAR_BIT,
- bit_size,
+ bit_size,
TYPE_FIELD_TYPE (type, i));
- val_print (TYPE_FIELD_TYPE(type, i), VALUE_CONTENTS (v), 0, 0,
+ val_print (TYPE_FIELD_TYPE (type, i), value_contents (v), 0, 0,
stream, format, 0, recurse + 1, pretty);
}
}
else
- ada_val_print (TYPE_FIELD_TYPE (type, i),
- valaddr + TYPE_FIELD_BITPOS (type, i) / HOST_CHAR_BIT,
- 0, 0, stream, format, 0, recurse + 1, pretty);
+ ada_val_print (TYPE_FIELD_TYPE (type, i),
+ valaddr + TYPE_FIELD_BITPOS (type, i) / HOST_CHAR_BIT,
+ 0, 0, stream, format, 0, recurse + 1, pretty);
annotate_field_end ();
}