/* Definitions for values of C expressions, for GDB.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
- 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
- Free Software Foundation, Inc.
+ Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
+ 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 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/>. */
#if !defined (VALUE_H)
#define VALUE_H 1
extern void set_value_bitsize (struct value *, int bit);
/* Only used for bitfields; position of start of field. For
- BITS_BIG_ENDIAN=0 targets, it is the position of the LSB. For
- BITS_BIG_ENDIAN=1 targets, it is the position of the MSB. */
+ gdbarch_bits_big_endian=0 targets, it is the position of the LSB. For
+ gdbarch_bits_big_endian=1 targets, it is the position of the MSB. */
extern int value_bitpos (struct value *);
extern void set_value_bitpos (struct value *, int bit);
get to the real subobject, if the value happens to represent
something embedded in a larger run-time object. */
-extern bfd_byte *value_contents_raw (struct value *);
+extern gdb_byte *value_contents_raw (struct value *);
/* Actual contents of the value. For use of this value; setting it
uses the stuff above. Not valid if lazy is nonzero. Target
value. Note that a value therefore extends beyond what is
declared here. */
-extern const bfd_byte *value_contents (struct value *);
-extern bfd_byte *value_contents_writeable (struct value *);
+extern const gdb_byte *value_contents (struct value *);
+extern gdb_byte *value_contents_writeable (struct value *);
/* The ALL variants of the above two macros do not adjust the returned
pointer by the embedded_offset value. */
-extern bfd_byte *value_contents_all_raw (struct value *);
-extern const bfd_byte *value_contents_all (struct value *);
+extern gdb_byte *value_contents_all_raw (struct value *);
+extern const gdb_byte *value_contents_all (struct value *);
extern int value_fetch_lazy (struct value *val);
+extern int value_contents_equal (struct value *val1, struct value *val2);
/* If nonzero, this is the value of a variable which does not actually
exist in the program. */
extern int value_optimized_out (struct value *value);
extern void set_value_optimized_out (struct value *value, int val);
+/* Set or return field indicating whether a variable is initialized or
+ not, based on debugging information supplied by the compiler.
+ 1 = initialized; 0 = uninitialized. */
+extern int value_initialized (struct value *);
+extern void set_value_initialized (struct value *, int);
+
/* While the following fields are per- VALUE .CONTENT .PIECE (i.e., a
single value might have multiple LVALs), this hacked interface is
limited to just the first PIECE. Expect further change. */
struct internalvar *next;
char *name;
struct value *value;
+ int endian;
};
\f
extern DOUBLEST value_as_double (struct value *val);
extern CORE_ADDR value_as_address (struct value *val);
-extern LONGEST unpack_long (struct type *type, const char *valaddr);
-extern DOUBLEST unpack_double (struct type *type, const char *valaddr,
+extern LONGEST unpack_long (struct type *type, const gdb_byte *valaddr);
+extern DOUBLEST unpack_double (struct type *type, const gdb_byte *valaddr,
int *invp);
-extern CORE_ADDR unpack_pointer (struct type *type, const char *valaddr);
-extern LONGEST unpack_field_as_long (struct type *type, const char *valaddr,
+extern CORE_ADDR unpack_pointer (struct type *type, const gdb_byte *valaddr);
+extern LONGEST unpack_field_as_long (struct type *type,
+ const gdb_byte *valaddr,
int fieldno);
+extern void pack_long (gdb_byte *buf, struct type *type, LONGEST num);
+
extern struct value *value_from_longest (struct type *type, LONGEST num);
extern struct value *value_from_pointer (struct type *type, CORE_ADDR addr);
extern struct value *value_from_double (struct type *type, DOUBLEST num);
+extern struct value *value_from_decfloat (struct type *type,
+ const gdb_byte *decbytes);
extern struct value *value_from_string (char *string);
extern struct value *value_at (struct type *type, CORE_ADDR addr);
extern struct value *value_at_lazy (struct type *type, CORE_ADDR addr);
+extern struct value *default_value_from_register (struct type *type,
+ int regnum,
+ struct frame_info *frame);
+
extern struct value *value_from_register (struct type *type, int regnum,
struct frame_info *frame);
+extern CORE_ADDR address_from_register (struct type *type, int regnum,
+ struct frame_info *frame);
+
extern struct value *value_of_variable (struct symbol *var, struct block *b);
extern struct value *value_of_register (int regnum, struct frame_info *frame);
extern struct value *value_addr (struct value *arg1);
+extern struct value *value_ref (struct value *arg1);
+
extern struct value *value_assign (struct value *toval,
struct value *fromval);
+extern struct value *value_pos (struct value *arg1);
+
extern struct value *value_neg (struct value *arg1);
extern struct value *value_complement (struct value *arg1);
char *err);
extern struct value *value_aggregate_elt (struct type *curtype,
- char *name, enum noside noside);
+ char *name,
+ int want_address,
+ enum noside noside);
extern struct value *value_static_field (struct type *type, int fieldno);
extern struct value *value_full_object (struct value *, struct type *, int,
int, int);
+extern struct value *value_cast_pointers (struct type *, struct value *);
+
extern struct value *value_cast (struct type *type, struct value *arg2);
extern struct value *value_zero (struct type *type, enum lval_type lv);
extern struct value *value_in (struct value *element, struct value *set);
-extern int value_bit_index (struct type *type, const bfd_byte *addr,
+extern int value_bit_index (struct type *type, const gdb_byte *addr,
int index);
-extern int using_struct_return (struct type *value_type, int gcc_p);
+extern int using_struct_return (struct type *value_type);
extern struct value *evaluate_expression (struct expression *exp);
int bitpos, int bitsize,
struct value *newvalue);
+extern struct internalvar *lookup_only_internalvar (char *name);
+
+extern struct internalvar *create_internalvar (char *name);
+
extern struct internalvar *lookup_internalvar (char *name);
extern int value_equal (struct value *arg1, struct value *arg2);
extern int record_latest_value (struct value *val);
-extern void modify_field (char *addr, LONGEST fieldval, int bitpos,
+extern void modify_field (gdb_byte *addr, LONGEST fieldval, int bitpos,
int bitsize);
extern void type_print (struct type *type, char *varstring,
struct ui_file *stream, int show);
-extern char *baseclass_addr (struct type *type, int index, char *valaddr,
- struct value **valuep, int *errp);
+extern gdb_byte *baseclass_addr (struct type *type, int index,
+ gdb_byte *valaddr,
+ struct value **valuep, int *errp);
extern void print_longest (struct ui_file *stream, int format,
int use_local, LONGEST val);
-extern void print_floating (const bfd_byte *valaddr, struct type *type,
+extern void print_floating (const gdb_byte *valaddr, struct type *type,
struct ui_file *stream);
+extern void print_decimal_floating (const gdb_byte *valaddr, struct type *type,
+ struct ui_file *stream);
+
extern int value_print (struct value *val, struct ui_file *stream, int format,
enum val_prettyprint pretty);
extern struct value *value_release_to_mark (struct value *mark);
-extern int val_print (struct type *type, const bfd_byte *valaddr,
+extern int 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);
+extern int common_val_print (struct value *val,
+ struct ui_file *stream, int format,
+ int deref_ref, int recurse,
+ enum val_prettyprint pretty);
+
extern int val_print_string (CORE_ADDR addr, int len, int width,
struct ui_file *stream);
extern char *internalvar_name (struct internalvar *var);
-extern void clear_value_history (void);
-
-extern void clear_internalvars (void);
+extern void preserve_values (struct objfile *);
/* From values.c */
extern struct value *value_literal_complex (struct value *, struct value *,
struct type *);
-extern void find_rt_vbase_offset (struct type *, struct type *,
- const bfd_byte *, int, int *, int *);
-
extern struct value *find_function_in_inferior (const char *);
extern struct value *value_allocate_space_in_inferior (int);