/* Support for printing Pascal values for GDB, the GNU debugger.
- Copyright 2000, 2001
+
+ Copyright (C) 2000, 2001, 2003, 2005, 2006, 2007, 2008
Free Software Foundation, Inc.
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
+ 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,
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* 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 "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 gdb_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;
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)
+ 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'))
{
/* 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;
}
elttype = check_typedef (TYPE_TARGET_TYPE (type));
- if (TYPE_CODE (elttype) == TYPE_CODE_METHOD)
- {
- pascal_object_print_class_method (valaddr + embedded_offset, type, stream);
- }
- else if (TYPE_CODE (elttype) == TYPE_CODE_MEMBER)
- {
- pascal_object_print_class_member (valaddr + embedded_offset,
- TYPE_DOMAIN_TYPE (TYPE_TARGET_TYPE (type)),
- stream, "&");
- }
- else
{
addr = unpack_pointer (type, valaddr + embedded_offset);
print_unpacked_pointer:
if (addressprint && format != 's')
{
- print_address_numeric (addr, 1, stream);
+ 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_INT
+ || TYPE_CODE(elttype) == TYPE_CODE_CHAR)
&& (format == 0 || format == 's')
&& addr != 0)
{
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)
+ if (is_pascal_string_type (elttype, &length_pos, &length_size,
+ &string_pos, &char_size, NULL)
&& addr != 0)
{
ULONGEST string_length;
&& (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)
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 (SYMBOL_LINKAGE_NAME (msymbol), block,
+ VAR_DOMAIN, &is_this_fld);
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, current_language);
if (pretty)
{
fprintf_filtered (stream, "\n");
}
break;
- case TYPE_CODE_MEMBER:
- error ("not implemented: member type in pascal_val_print");
- break;
-
case TYPE_CODE_REF:
elttype = check_typedef (TYPE_TARGET_TYPE (type));
- if (TYPE_CODE (elttype) == TYPE_CODE_MEMBER)
- {
- pascal_object_print_class_member (valaddr + embedded_offset,
- TYPE_DOMAIN_TYPE (elttype),
- stream, "");
- break;
- }
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. */
+ fputs_filtered (paddress (
+ extract_unsigned_integer (valaddr + embedded_offset,
+ gdbarch_ptr_bit (current_gdbarch) / HOST_CHAR_BIT)), stream);
if (deref_ref)
fputs_filtered (": ", stream);
}
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, current_language);
}
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 (is_pascal_string_type (type, &length_pos, &length_size,
- &string_pos, &char_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);
}
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)
{
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);
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.
Object pascal: if it is a member pointer, we will take care
of that when we print it. */
- if (TYPE_CODE (type) == TYPE_CODE_PTR ||
- TYPE_CODE (type) == TYPE_CODE_REF)
+ if (TYPE_CODE (type) == TYPE_CODE_PTR
+ || TYPE_CODE (type) == TYPE_CODE_REF)
{
/* Hack: remove (char *) for char strings. Their
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"))
+ if (TYPE_CODE (type) == TYPE_CODE_PTR
+ && TYPE_NAME (type) == NULL
+ && 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,
+ current_language);
}
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 *, struct value *,
+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 **);
-
-void
-pascal_object_print_class_method (char *valaddr, struct type *type,
- struct ui_file *stream)
-{
- struct type *domain;
- struct fn_field *f = NULL;
- int j = 0;
- int len2;
- int offset;
- char *kind = "";
- CORE_ADDR addr;
- struct symbol *sym;
- unsigned len;
- unsigned int i;
- struct type *target_type = check_typedef (TYPE_TARGET_TYPE (type));
-
- domain = TYPE_DOMAIN_TYPE (target_type);
- if (domain == (struct type *) NULL)
- {
- fprintf_filtered (stream, "<unknown>");
- return;
- }
- addr = unpack_pointer (lookup_pointer_type (builtin_type_void), valaddr);
- if (METHOD_PTR_IS_VIRTUAL (addr))
- {
- offset = METHOD_PTR_TO_VOFFSET (addr);
- len = TYPE_NFN_FIELDS (domain);
- for (i = 0; i < len; i++)
- {
- f = TYPE_FN_FIELDLIST1 (domain, i);
- len2 = TYPE_FN_FIELDLIST_LENGTH (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;
- }
- }
- }
- }
- else
- {
- sym = find_pc_function (addr);
- if (sym == 0)
- {
- 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);
-
- 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;
- }
- }
- }
- }
-common:
- if (i < len)
- {
- char *demangled_name;
-
- fprintf_filtered (stream, "&");
- fprintf_filtered (stream, kind);
- demangled_name = cplus_demangle (TYPE_FN_FIELD_PHYSNAME (f, j),
- DMGL_ANSI | DMGL_PARAMS);
- if (demangled_name == NULL)
- fprintf_filtered (stream, "<badly mangled name %s>",
- TYPE_FN_FIELD_PHYSNAME (f, j));
- else
- {
- fputs_filtered (demangled_name, stream);
- xfree (demangled_name);
- }
- }
- else
- {
- fprintf_filtered (stream, "(");
- type_print (type, "", stream, -1);
- fprintf_filtered (stream, ") %d", (int) addr >> 3);
- }
-}
+static void pascal_object_print_value (struct type *, const gdb_byte *,
+ CORE_ADDR, struct ui_file *,
+ int, int, enum val_prettyprint,
+ struct type **);
/* It was changed to this after 2.4.5. */
const char pascal_vtbl_ptr_name[] =
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 gdb_byte *valaddr,
CORE_ADDR address, struct ui_file *stream,
int format, int recurse,
enum val_prettyprint pretty,
int dont_print_statmem)
{
int i, len, n_baseclasses;
- struct obstack tmp_obstack;
char *last_dont_print = obstack_next_free (&dont_print_statmem_obstack);
CHECK_TYPEDEF (type);
fprintf_filtered (stream, "<No data fields>");
else
{
- extern int inspect_it;
+ struct obstack tmp_obstack = dont_print_statmem_obstack;
int fields_seen = 0;
if (dont_print_statmem == 0)
/* If we're at top level, carve out a completely fresh
chunk of the obstack and use that until this particular
invocation returns. */
- tmp_obstack = dont_print_statmem_obstack;
obstack_finish (&dont_print_statmem_obstack);
}
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, current_language);
}
}
else
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
{
val_print (TYPE_FIELD_TYPE (type, i),
valaddr, TYPE_FIELD_BITPOS (type, i) / 8,
address + TYPE_FIELD_BITPOS (type, i) / 8,
- stream, format, 0, recurse + 1, pretty);
+ stream, format, 0, recurse + 1, pretty,
+ current_language);
}
}
annotate_field_end ();
/* Special val_print routine to avoid printing multiple copies of virtual
baseclasses. */
-void
-pascal_object_print_value (struct type *type, char *valaddr, CORE_ADDR address,
- struct ui_file *stream, int format, int recurse,
+static void
+pascal_object_print_value (struct type *type, const gdb_byte *valaddr,
+ CORE_ADDR address, struct ui_file *stream,
+ int format, int recurse,
enum val_prettyprint pretty,
struct type **dont_print_vb)
{
- struct obstack tmp_obstack;
struct type **last_dont_print
= (struct type **) obstack_next_free (&dont_print_vb_obstack);
+ struct obstack tmp_obstack = dont_print_vb_obstack;
int i, n_baseclasses = TYPE_N_BASECLASSES (type);
if (dont_print_vb == 0)
/* If we're at top level, carve out a completely fresh
chunk of the obstack and use that until this particular
invocation returns. */
- tmp_obstack = dont_print_vb_obstack;
/* Bump up the high-water mark. Now alpha is omega. */
obstack_finish (&dont_print_vb_obstack);
}
{
int boffset;
struct type *baseclass = check_typedef (TYPE_BASECLASS (type, i));
- char *basename = TYPE_NAME (baseclass);
- char *base_valaddr;
+ char *basename = type_name_no_tag (baseclass);
+ const gdb_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. */
+ gdb_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, struct value *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);
-}
-
-void
-pascal_object_print_class_member (char *valaddr, struct type *domain,
- struct ui_file *stream, char *prefix)
-{
-
- /* VAL is a byte offset into the structure type DOMAIN.
- Find the name of the field for that offset and
- print it. */
- int extra = 0;
- int bits = 0;
- register unsigned int i;
- unsigned len = TYPE_NFIELDS (domain);
- /* @@ Make VAL into bit offset */
- LONGEST val = unpack_long (builtin_type_int, valaddr) << 3;
- for (i = TYPE_N_BASECLASSES (domain); i < len; i++)
- {
- int bitpos = TYPE_FIELD_BITPOS (domain, i);
- QUIT;
- if (val == bitpos)
- break;
- if (val < bitpos && i != 0)
- {
- /* Somehow pointing into a field. */
- i -= 1;
- extra = (val - TYPE_FIELD_BITPOS (domain, i));
- if (extra & 0x7)
- bits = 1;
- else
- extra >>= 3;
- break;
- }
- }
- if (i < len)
- {
- char *name;
- fprintf_filtered (stream, prefix);
- name = type_name_no_tag (domain);
- if (name)
- fputs_filtered (name, stream);
- else
- pascal_type_print_base (domain, stream, 0, 0);
- fprintf_filtered (stream, "::");
- fputs_filtered (TYPE_FIELD_NAME (domain, i), stream);
- if (extra)
- fprintf_filtered (stream, " + %d bytes", extra);
- if (bits)
- fprintf_filtered (stream, " (offset in bits)");
- }
- else
- fprintf_filtered (stream, "%ld", (long int) (val >> 3));
+ common_val_print (val, stream, format, 0, recurse, pretty,
+ current_language);
}
+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;
projects / deliverable / binutils-gdb.git / blobdiff