2009-08-10 Paul Pluzhnikov <ppluzhnikov@google.com>

[deliverable/binutils-gdb.git] / gdb / value.h

diff --git a/gdb/value.h b/gdb/value.h
index fcff0ad4aa1f4e6b138d40a98d857c22e03d6e35..29ad783d429e955e904e8fec93e6eda325667ae8 100644 (file)
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -76,6 +76,12 @@ extern void set_value_bitsize (struct value *, int bit);
 extern int value_bitpos (struct value *);
 extern void set_value_bitpos (struct value *, int bit);
 
+/* Only used for bitfields; the containing value.  This allows a
+   single read from the target when displaying multiple
+   bitfields.  */
+
+struct value *value_parent (struct value *);
+
 /* Describes offset of a value within lval of a structure in bytes.
    If lval == lval_memory, this is an offset to the address.  If lval
    == lval_register, this is a further offset from location.address
@@ -318,7 +324,8 @@ extern struct value *coerce_array (struct value *value);
 struct frame_info;
 struct fn_field;
 
-extern void print_address_demangle (CORE_ADDR, struct ui_file *, int);
+extern void print_address_demangle (struct gdbarch *, CORE_ADDR,
+                                   struct ui_file *, int);
 
 extern LONGEST value_as_long (struct value *val);
 extern DOUBLEST value_as_double (struct value *val);
@@ -328,6 +335,8 @@ 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 gdb_byte *valaddr);
+LONGEST unpack_bits_as_long (struct type *field_type, const gdb_byte *valaddr,
+                            int bitpos, int bitsize);
 extern LONGEST unpack_field_as_long (struct type *type,
                                     const gdb_byte *valaddr,
                                     int fieldno);
@@ -339,7 +348,6 @@ 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);
@@ -381,10 +389,12 @@ extern struct value *value_mark (void);
 
 extern void value_free_to_mark (struct value *mark);
 
-extern struct value *value_typed_string (char *ptr, int len,
-                                        struct type *char_type);
-extern struct value *value_string (char *ptr, int len);
-extern struct value *value_bitstring (char *ptr, int len);
+extern struct value *value_cstring (char *ptr, int len,
+                                   struct type *char_type);
+extern struct value *value_string (char *ptr, int len,
+                                  struct type *char_type);
+extern struct value *value_bitstring (char *ptr, int len,
+                                     struct type *index_type);
 
 extern struct value *value_array (int lowbound, int highbound,
                                  struct value **elemvec);
@@ -394,9 +404,7 @@ extern struct value *value_concat (struct value *arg1, struct value *arg2);
 extern struct value *value_binop (struct value *arg1, struct value *arg2,
                                  enum exp_opcode op);
 
-extern struct value *value_ptradd (struct value *arg1, struct value *arg2);
-
-extern struct value *value_ptrsub (struct value *arg1, struct value *arg2);
+extern struct value *value_ptradd (struct value *arg1, LONGEST arg2);
 
 extern LONGEST value_ptrdiff (struct value *arg1, struct value *arg2);
 
@@ -468,11 +476,11 @@ extern struct value *value_one (struct type *type, enum lval_type lv);
 
 extern struct value *value_repeat (struct value *arg1, int count);
 
-extern struct value *value_subscript (struct value *array, struct value *idx);
+extern struct value *value_subscript (struct value *array, LONGEST index);
 
 extern struct value *value_bitstring_subscript (struct type *type,
                                                struct value *bitstring,
-                                               struct value *idx);
+                                               LONGEST index);
 
 extern struct value *register_value_being_returned (struct type *valtype,
                                                    struct regcache *retbuf);
@@ -482,13 +490,18 @@ extern int value_in (struct value *element, struct value *set);
 extern int value_bit_index (struct type *type, const gdb_byte *addr,
                            int index);
 
-extern int using_struct_return (struct type *func_type,
+extern int using_struct_return (struct gdbarch *gdbarch,
+                               struct type *func_type,
                                struct type *value_type);
 
 extern struct value *evaluate_expression (struct expression *exp);
 
 extern struct value *evaluate_type (struct expression *exp);
 
+extern struct value *evaluate_subexp (struct type *expect_type,
+                                     struct expression *exp,
+                                     int *pos, enum noside noside);
+
 extern struct value *evaluate_subexpression_type (struct expression *exp,
                                                  int subexp);
 
@@ -519,7 +532,8 @@ extern void binop_promote (const struct language_defn *language,
 
 extern struct value *access_value_history (int num);
 
-extern struct value *value_of_internalvar (struct internalvar *var);
+extern struct value *value_of_internalvar (struct gdbarch *gdbarch,
+                                          struct internalvar *var);
 
 extern int get_internalvar_integer (struct internalvar *var, LONGEST *l);
 
@@ -527,6 +541,9 @@ extern void set_internalvar (struct internalvar *var, struct value *val);
 
 extern void set_internalvar_integer (struct internalvar *var, LONGEST l);
 
+extern void set_internalvar_string (struct internalvar *var,
+                                   const char *string);
+
 extern void clear_internalvar (struct internalvar *var);
 
 extern void set_internalvar_component (struct internalvar *var,
@@ -538,8 +555,8 @@ extern struct internalvar *lookup_only_internalvar (const char *name);
 
 extern struct internalvar *create_internalvar (const char *name);
 
-typedef struct value * (*internalvar_make_value) (struct internalvar *);
-
+typedef struct value * (*internalvar_make_value) (struct gdbarch *,
+                                                 struct internalvar *);
 extern struct internalvar *
   create_internalvar_type_lazy (char *name, internalvar_make_value fun);
 
@@ -573,6 +590,8 @@ extern int unop_user_defined_p (enum exp_opcode op, struct value *arg1);
 
 extern int destructor_name_p (const char *name, const struct type *type);
 
+extern void value_incref (struct value *val);
+
 extern void value_free (struct value *val);
 
 extern void free_all_values (void);
@@ -581,8 +600,8 @@ extern void release_value (struct value *val);
 
 extern int record_latest_value (struct value *val);
 
-extern void modify_field (gdb_byte *addr, LONGEST fieldval, int bitpos,
-                         int bitsize);
+extern void modify_field (struct type *type, gdb_byte *addr,
+                         LONGEST fieldval, int bitpos, int bitsize);
 
 extern void type_print (struct type *type, char *varstring,
                        struct ui_file *stream, int show);
@@ -661,11 +680,14 @@ extern struct value *value_allocate_space_in_inferior (int);
 
 extern struct value *value_of_local (const char *name, int complain);
 
-extern struct value * value_subscripted_rvalue (struct value *array, struct value *idx, int lowerbound);
+extern struct value *value_subscripted_rvalue (struct value *array,
+                                              LONGEST index, int lowerbound);
 
 /* User function handler.  */
 
-typedef struct value *(*internal_function_fn) (void *cookie,
+typedef struct value *(*internal_function_fn) (struct gdbarch *gdbarch,
+                                              const struct language_defn *language,
+                                              void *cookie,
                                               int argc,
                                               struct value **argv);
 
@@ -673,7 +695,9 @@ void add_internal_function (const char *name, const char *doc,
                            internal_function_fn handler,
                            void *cookie);
 
-struct value *call_internal_function (struct value *function,
+struct value *call_internal_function (struct gdbarch *gdbarch,
+                                     const struct language_defn *language,
+                                     struct value *function,
                                      int argc, struct value **argv);
 
 char *value_internal_function_name (struct value *);