/* Support for printing Pascal values for GDB, the GNU debugger.
- Copyright 2000
- Free Software Foundation, Inc.
+
+ Copyright 2000, 2001, 2003, 2005 Free Software Foundation, Inc.
This file is part of GDB.
/* This file is derived from c-valprint.c */
#include "defs.h"
-#include "obstack.h"
+#include "gdb_obstack.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "expression.h"
#include "gdbcore.h"
#include "demangle.h"
#include "valprint.h"
+#include "typeprint.h"
#include "language.h"
#include "target.h"
#include "annotate.h"
#include "p-lang.h"
+#include "cp-abi.h"
+#include "cp-support.h"
\f
int
-pascal_val_print (struct type *type, char *valaddr, int embedded_offset,
- CORE_ADDR address, struct ui_file *stream, int format,
- int deref_ref, int recurse, enum val_prettyprint pretty)
+pascal_val_print (struct type *type, const bfd_byte *valaddr,
+ int embedded_offset, CORE_ADDR address,
+ struct ui_file *stream, int format, int deref_ref,
+ int recurse, enum val_prettyprint pretty)
{
- register unsigned int i = 0; /* Number of characters printed */
+ 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;
/* 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.) */
- print_address_demangle (extract_address (valaddr + embedded_offset, TYPE_LENGTH (type)),
+ /* Extract the address, assume that it is unsigned. */
+ print_address_demangle (extract_unsigned_integer (valaddr + embedded_offset, TYPE_LENGTH (type)),
stream, demangle);
break;
}
if (addressprint && format != 's')
{
- print_address_numeric (addr, 1, stream);
+ deprecated_print_address_numeric (addr, 1, stream);
}
/* For a pointer to char or unsigned char, also print the string
as GDB does not recognize stabs pascal strings
Pascal strings are mapped to records
with lowercase names PM */
- /* I don't know what GPC does :( PM */
- if (TYPE_CODE (elttype) == TYPE_CODE_STRUCT &&
- TYPE_NFIELDS (elttype) == 2 &&
- strcmp (TYPE_FIELDS (elttype)[0].name, "length") == 0 &&
- strcmp (TYPE_FIELDS (elttype)[1].name, "st") == 0 &&
- addr != 0)
+ if (is_pascal_string_type (elttype, &length_pos, &length_size,
+ &string_pos, &char_size, NULL)
+ && addr != 0)
{
- char bytelength;
- read_memory (addr, &bytelength, 1);
- i = val_print_string (addr + 1, bytelength, 1, stream);
+ 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))
{
struct minimal_symbol *msymbol =
lookup_minimal_symbol_by_pc (vt_address);
- if ((msymbol != NULL) &&
- (vt_address == SYMBOL_VALUE_ADDRESS (msymbol)))
+ if ((msymbol != NULL)
+ && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol)))
{
fputs_filtered (" <", stream);
- fputs_filtered (SYMBOL_SOURCE_NAME (msymbol), stream);
+ fputs_filtered (SYMBOL_PRINT_NAME (msymbol), stream);
fputs_filtered (">", stream);
}
if (vt_address && vtblprint)
{
- value_ptr vt_val;
+ struct value *vt_val;
struct symbol *wsym = (struct symbol *) NULL;
struct type *wtype;
- struct symtab *s;
struct block *block = (struct block *) NULL;
int is_this_fld;
if (msymbol != NULL)
- wsym = lookup_symbol (SYMBOL_NAME (msymbol), block,
- VAR_NAMESPACE, &is_this_fld, &s);
+ wsym = lookup_symbol (DEPRECATED_SYMBOL_NAME (msymbol), block,
+ VAR_DOMAIN, &is_this_fld, NULL);
if (wsym)
{
{
wtype = TYPE_TARGET_TYPE (type);
}
- vt_val = value_at (wtype, vt_address, NULL);
- val_print (VALUE_TYPE (vt_val), VALUE_CONTENTS (vt_val), 0,
- VALUE_ADDRESS (vt_val), stream, format,
- deref_ref, recurse + 1, pretty);
+ 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");
break;
case TYPE_CODE_MEMBER:
- error ("not implemented: member type in pascal_val_print");
+ error (_("not implemented: member type in pascal_val_print"));
break;
case TYPE_CODE_REF:
if (addressprint)
{
fprintf_filtered (stream, "@");
- print_address_numeric
- (extract_address (valaddr + embedded_offset,
- TARGET_PTR_BIT / HOST_CHAR_BIT), 1, stream);
+ /* Extract the address, assume that it is unsigned. */
+ deprecated_print_address_numeric
+ (extract_unsigned_integer (valaddr + embedded_offset,
+ TARGET_PTR_BIT / HOST_CHAR_BIT),
+ 1, stream);
if (deref_ref)
fputs_filtered (": ", stream);
}
{
if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF)
{
- value_ptr deref_val =
+ struct value *deref_val =
value_at
(TYPE_TARGET_TYPE (type),
unpack_pointer (lookup_pointer_type (builtin_type_void),
- valaddr + embedded_offset),
- NULL);
- val_print (VALUE_TYPE (deref_val),
- VALUE_CONTENTS (deref_val), 0,
- VALUE_ADDRESS (deref_val), stream, format,
- deref_ref, recurse + 1, pretty);
+ valaddr + embedded_offset));
+ common_val_print (deref_val, stream, format, deref_ref,
+ recurse + 1, pretty);
}
else
fputs_filtered ("???", stream);
/* Print the unmangled name if desired. */
/* Print vtable entry - we only get here if NOT using
-fvtable_thunks. (Otherwise, look under TYPE_CODE_PTR.) */
- print_address_demangle (extract_address (
- valaddr + embedded_offset + TYPE_FIELD_BITPOS (type, VTBL_FNADDR_OFFSET) / 8,
- TYPE_LENGTH (TYPE_FIELD_TYPE (type, VTBL_FNADDR_OFFSET))),
- stream, demangle);
+ /* 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 ((TYPE_NFIELDS (type) == 2) &&
- (strcmp (TYPE_FIELDS (type)[0].name, "length") == 0) &&
- (strcmp (TYPE_FIELDS (type)[1].name, "st") == 0))
+ if (is_pascal_string_type (type, &length_pos, &length_size,
+ &string_pos, &char_size, NULL))
{
- len = (*(valaddr + embedded_offset)) & 0xff;
- LA_PRINT_STRING (stream, valaddr + embedded_offset + 1, len, /* width ?? */ 0, 0);
+ 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,
case TYPE_CODE_SET:
elttype = TYPE_INDEX_TYPE (type);
CHECK_TYPEDEF (elttype);
- if (TYPE_FLAGS (elttype) & TYPE_FLAG_STUB)
+ if (TYPE_STUB (elttype))
{
fprintf_filtered (stream, "<incomplete type>");
gdb_flush (stream);
break;
default:
- error ("Invalid pascal type code %d in symbol table.", TYPE_CODE (type));
+ error (_("Invalid pascal type code %d in symbol table."), TYPE_CODE (type));
}
gdb_flush (stream);
return (0);
}
\f
int
-pascal_value_print (value_ptr val, struct ui_file *stream, int format,
+pascal_value_print (struct value *val, struct ui_file *stream, int format,
enum val_prettyprint pretty)
{
- struct type *type = VALUE_TYPE (val);
+ struct type *type = value_type (val);
/* If it is a pointer, indicate what it points to.
type is indicated by the quoted string anyway. */
if (TYPE_CODE (type) == TYPE_CODE_PTR &&
TYPE_NAME (type) == NULL &&
- TYPE_NAME (TYPE_TARGET_TYPE (type)) != NULL &&
- STREQ (TYPE_NAME (TYPE_TARGET_TYPE (type)), "char"))
+ TYPE_NAME (TYPE_TARGET_TYPE (type)) != NULL
+ && strcmp (TYPE_NAME (TYPE_TARGET_TYPE (type)), "char") == 0)
{
/* Print nothing */
}
fprintf_filtered (stream, ") ");
}
}
- return val_print (type, VALUE_CONTENTS (val), VALUE_EMBEDDED_OFFSET (val),
- VALUE_ADDRESS (val) + VALUE_OFFSET (val),
- stream, format, 1, 0, pretty);
+ return common_val_print (val, stream, format, 1, 0, pretty);
}
extern int objectprint; /* Controls looking up an object's derived type
using what we find in its vtables. */
static int pascal_static_field_print; /* Controls printing of static fields. */
+static void
+show_pascal_static_field_print (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c, const char *value)
+{
+ fprintf_filtered (file, _("Printing of pascal static members is %s.\n"),
+ value);
+}
static struct obstack dont_print_vb_obstack;
static struct obstack dont_print_statmem_obstack;
-static void
- pascal_object_print_static_field (struct type *, value_ptr, struct ui_file *, int, int,
- enum val_prettyprint);
+static void pascal_object_print_static_field (struct value *,
+ struct ui_file *, int, int,
+ enum val_prettyprint);
-static void
- pascal_object_print_value (struct type *, char *, CORE_ADDR, struct ui_file *,
- int, int, enum val_prettyprint, struct type **);
+static void pascal_object_print_value (struct type *, const bfd_byte *,
+ CORE_ADDR, struct ui_file *,
+ int, int, enum val_prettyprint,
+ struct type **);
void
-pascal_object_print_class_method (char *valaddr, struct type *type,
+pascal_object_print_class_method (const bfd_byte *valaddr, struct type *type,
struct ui_file *stream)
{
struct type *domain;
f = TYPE_FN_FIELDLIST1 (domain, i);
len2 = TYPE_FN_FIELDLIST_LENGTH (domain, i);
+ check_stub_method_group (domain, i);
for (j = 0; j < len2; j++)
{
- QUIT;
if (TYPE_FN_FIELD_VOFFSET (f, j) == offset)
{
- if (TYPE_FN_FIELD_STUB (f, j))
- check_stub_method (domain, i, j);
kind = "virtual ";
goto common;
}
sym = find_pc_function (addr);
if (sym == 0)
{
- error ("invalid pointer to member function");
+ error (_("invalid pointer to member function"));
}
len = TYPE_NFN_FIELDS (domain);
for (i = 0; i < len; i++)
f = TYPE_FN_FIELDLIST1 (domain, i);
len2 = TYPE_FN_FIELDLIST_LENGTH (domain, i);
+ check_stub_method_group (domain, i);
for (j = 0; j < len2; j++)
{
- QUIT;
- if (TYPE_FN_FIELD_STUB (f, j))
- check_stub_method (domain, i, j);
- if (STREQ (SYMBOL_NAME (sym), TYPE_FN_FIELD_PHYSNAME (f, j)))
- {
- goto common;
- }
+ if (DEPRECATED_STREQ (DEPRECATED_SYMBOL_NAME (sym), TYPE_FN_FIELD_PHYSNAME (f, j)))
+ goto common;
}
}
}
char *demangled_name;
fprintf_filtered (stream, "&");
- fprintf_filtered (stream, kind);
+ fputs_filtered (kind, stream);
demangled_name = cplus_demangle (TYPE_FN_FIELD_PHYSNAME (f, j),
DMGL_ANSI | DMGL_PARAMS);
if (demangled_name == NULL)
char *typename = type_name_no_tag (type);
return (typename != NULL
- && (STREQ (typename, pascal_vtbl_ptr_name)));
+ && strcmp (typename, pascal_vtbl_ptr_name) == 0);
}
/* Return truth value for the assertion that TYPE is of the type
return 0;
}
-/* Mutually recursive subroutines of pascal_object_print_value and c_val_print to
- print out a structure's fields: pascal_object_print_value_fields and pascal_object_print_value.
+/* Mutually recursive subroutines of pascal_object_print_value and
+ c_val_print to print out a structure's fields:
+ pascal_object_print_value_fields and pascal_object_print_value.
TYPE, VALADDR, ADDRESS, STREAM, RECURSE, and PRETTY have the
same meanings as in pascal_object_print_value and c_val_print.
should not print, or zero if called from top level. */
void
-pascal_object_print_value_fields (struct type *type, char *valaddr,
+pascal_object_print_value_fields (struct type *type, const bfd_byte *valaddr,
CORE_ADDR address, struct ui_file *stream,
int format, int recurse,
enum val_prettyprint pretty,
fprintf_filtered (stream, "<No data fields>");
else
{
- extern int inspect_it;
int fields_seen = 0;
if (dont_print_statmem == 0)
if (!TYPE_FIELD_STATIC (type, i) && TYPE_FIELD_PACKED (type, i))
{
- value_ptr v;
+ struct value *v;
/* Bitfields require special handling, especially due to byte
order problems. */
v = value_from_longest (TYPE_FIELD_TYPE (type, i),
unpack_field_as_long (type, valaddr, i));
- val_print (TYPE_FIELD_TYPE (type, i), VALUE_CONTENTS (v), 0, 0,
- stream, format, 0, recurse + 1, pretty);
+ common_val_print (v, stream, format, 0, recurse + 1, pretty);
}
}
else
}
else if (TYPE_FIELD_STATIC (type, i))
{
- /* value_ptr v = value_static_field (type, i); v4.17 specific */
- value_ptr v;
+ /* struct value *v = value_static_field (type, i); v4.17 specific */
+ struct value *v;
v = value_from_longest (TYPE_FIELD_TYPE (type, i),
unpack_field_as_long (type, valaddr, i));
if (v == NULL)
fputs_filtered ("<optimized out>", stream);
else
- pascal_object_print_static_field (TYPE_FIELD_TYPE (type, i), v,
- stream, format, recurse + 1,
- pretty);
+ pascal_object_print_static_field (v, stream, format,
+ recurse + 1, pretty);
}
else
{
baseclasses. */
void
-pascal_object_print_value (struct type *type, char *valaddr, CORE_ADDR address,
- struct ui_file *stream, int format, int recurse,
+pascal_object_print_value (struct type *type, const bfd_byte *valaddr,
+ CORE_ADDR address, struct ui_file *stream,
+ int format, int recurse,
enum val_prettyprint pretty,
struct type **dont_print_vb)
{
int boffset;
struct type *baseclass = check_typedef (TYPE_BASECLASS (type, i));
char *basename = TYPE_NAME (baseclass);
- char *base_valaddr;
+ const bfd_byte *base_valaddr;
if (BASETYPE_VIA_VIRTUAL (type, i))
{
if (boffset != -1 && (boffset < 0 || boffset >= TYPE_LENGTH (type)))
{
- base_valaddr = (char *) alloca (TYPE_LENGTH (baseclass));
- if (target_read_memory (address + boffset, base_valaddr,
+ /* FIXME (alloc): not safe is baseclass is really really big. */
+ bfd_byte *buf = alloca (TYPE_LENGTH (baseclass));
+ base_valaddr = buf;
+ if (target_read_memory (address + boffset, buf,
TYPE_LENGTH (baseclass)) != 0)
boffset = -1;
}
static member classes in an obstack and refuse to print them more
than once.
- VAL contains the value to print, TYPE, STREAM, RECURSE, and PRETTY
+ VAL contains the value to print, STREAM, RECURSE, and PRETTY
have the same meanings as in c_val_print. */
static void
-pascal_object_print_static_field (struct type *type, value_ptr val,
+pascal_object_print_static_field (struct value *val,
struct ui_file *stream, int format,
int recurse, enum val_prettyprint pretty)
{
+ struct type *type = value_type (val);
+
if (TYPE_CODE (type) == TYPE_CODE_STRUCT)
{
CORE_ADDR *first_dont_print;
sizeof (CORE_ADDR));
CHECK_TYPEDEF (type);
- pascal_object_print_value_fields (type, VALUE_CONTENTS (val), VALUE_ADDRESS (val),
+ pascal_object_print_value_fields (type, value_contents (val), VALUE_ADDRESS (val),
stream, format, recurse, pretty, NULL, 1);
return;
}
- val_print (type, VALUE_CONTENTS (val), 0, VALUE_ADDRESS (val),
- stream, format, 0, recurse, pretty);
+ common_val_print (val, stream, format, 0, recurse, pretty);
}
void
-pascal_object_print_class_member (char *valaddr, struct type *domain,
+pascal_object_print_class_member (const bfd_byte *valaddr, struct type *domain,
struct ui_file *stream, char *prefix)
{
print it. */
int extra = 0;
int bits = 0;
- register unsigned int i;
+ unsigned int i;
unsigned len = TYPE_NFIELDS (domain);
/* @@ Make VAL into bit offset */
LONGEST val = unpack_long (builtin_type_int, valaddr) << 3;
if (i < len)
{
char *name;
- fprintf_filtered (stream, prefix);
+ fputs_filtered (prefix, stream);
name = type_name_no_tag (domain);
if (name)
fputs_filtered (name, stream);
fprintf_filtered (stream, "%ld", (long int) (val >> 3));
}
+extern initialize_file_ftype _initialize_pascal_valprint; /* -Wmissing-prototypes */
void
_initialize_pascal_valprint (void)
{
- add_show_from_set
- (add_set_cmd ("pascal_static-members", class_support, var_boolean,
- (char *) &pascal_static_field_print,
- "Set printing of pascal static members.",
- &setprintlist),
- &showprintlist);
+ add_setshow_boolean_cmd ("pascal_static-members", class_support,
+ &pascal_static_field_print, _("\
+Set printing of pascal static members."), _("\
+Show printing of pascal static members."), NULL,
+ NULL,
+ show_pascal_static_field_print,
+ &setprintlist, &showprintlist);
/* Turn on printing of static fields. */
pascal_static_field_print = 1;