* vec.h (VEC_block_remove): Place VEC_ASSERT_INFO on the right

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

diff --git a/gdb/value.h b/gdb/value.h
index c3dfb17276f22ce20e2e9324e9ec0c445fabb1e5..aa8ff3ca52c5b208e62673beb954b7bcc264af43 100644 (file)
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -2,7 +2,7 @@
 
    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, 2009, 2010 Free Software Foundation, Inc.
+   2008, 2009, 2010, 2011 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -136,8 +136,9 @@ extern void deprecated_set_value_modifiable (struct value *value,
    normally.  */
 
 extern struct type *value_enclosing_type (struct value *);
-extern struct value *value_change_enclosing_type (struct value *val,
-                                                 struct type *new_type);
+extern void set_value_enclosing_type (struct value *val,
+                                     struct type *new_type);
+
 extern int value_pointed_to_offset (struct value *value);
 extern void set_value_pointed_to_offset (struct value *value, int val);
 extern int value_embedded_offset (struct value *value);
@@ -170,7 +171,17 @@ struct lval_funcs
   int (*check_validity) (const struct value *value, int offset, int length);
 
   /* Return 1 if any bit in VALUE is valid, 0 if they are all invalid.  */
-  int (*check_all_valid) (const struct value *value);
+  int (*check_any_valid) (const struct value *value);
+
+  /* If non-NULL, this is used to implement pointer indirection for
+     this value.  This method may return NULL, in which case value_ind
+     will fall back to ordinary indirection.  */
+  struct value *(*indirect) (struct value *value);
+
+  /* If non-NULL, this is used to determine whether the indicated bits
+     of VALUE are a synthetic pointer.  */
+  int (*check_synthetic_pointer) (const struct value *value,
+                                 int offset, int length);
 
   /* Return a duplicate of VALUE's closure, for use in a new value.
      This may simply return the same closure, if VALUE's is
@@ -262,6 +273,12 @@ extern const gdb_byte *value_contents_all (struct value *);
    plan to check the validity manually.  */
 extern const gdb_byte *value_contents_for_printing (struct value *value);
 
+/* Like value_contents_for_printing, but accepts a constant value
+   pointer.  Unlike value_contents_for_printing however, the pointed
+   value must _not_ be lazy.  */
+extern const gdb_byte *
+  value_contents_for_printing_const (const struct value *value);
+
 extern int value_fetch_lazy (struct value *val);
 extern int value_contents_equal (struct value *val1, struct value *val2);
 
@@ -275,7 +292,7 @@ extern void set_value_optimized_out (struct value *value, int val);
 extern int value_entirely_optimized_out (const struct value *value);
 
 /* Set or return field indicating whether a variable is initialized or
-   not, based on debugging information supplied by the compiler. 
+   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);
@@ -297,7 +314,7 @@ extern enum lval_type *deprecated_value_lval_hack (struct value *);
    lval == lval_register, return the byte offset into the registers
    structure.  Otherwise, return 0.  The returned address
    includes the offset, if any.  */
-extern CORE_ADDR value_address (struct value *);
+extern CORE_ADDR value_address (const struct value *);
 
 /* Like value_address, except the result does not include value's
    offset.  */
@@ -337,6 +354,12 @@ extern struct value *coerce_array (struct value *value);
 extern int value_bits_valid (const struct value *value,
                             int offset, int length);
 
+/* Given a value, determine whether the bits starting at OFFSET and
+   extending for LENGTH bits are a synthetic pointer.  */
+
+extern int value_bits_synthetic_pointer (const struct value *value,
+                                        int offset, int length);
+
 \f
 
 #include "symtab.h"
@@ -366,6 +389,7 @@ extern LONGEST unpack_field_as_long (struct type *type,
 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_ulongest (struct type *type, ULONGEST 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,
@@ -537,6 +561,10 @@ extern struct value *evaluate_subexp (struct type *expect_type,
 extern struct value *evaluate_subexpression_type (struct expression *exp,
                                                  int subexp);
 
+extern void fetch_subexp_value (struct expression *exp, int *pc,
+                               struct value **valp, struct value **resultp,
+                               struct value **val_chain);
+
 extern char *extract_field_op (struct expression *exp, int *subexp);
 
 extern struct value *evaluate_subexp_with_coercion (struct expression *,
@@ -634,6 +662,8 @@ extern void value_free (struct value *val);
 
 extern void free_all_values (void);
 
+extern void free_value_chain (struct value *v);
+
 extern void release_value (struct value *val);
 
 extern int record_latest_value (struct value *val);
@@ -680,7 +710,8 @@ extern int common_val_print (struct value *val,
                             const struct value_print_options *options,
                             const struct language_defn *language);
 
-extern int val_print_string (struct type *elttype, CORE_ADDR addr, int len,
+extern int val_print_string (struct type *elttype, const char *encoding,
+                            CORE_ADDR addr, int len,
                             struct ui_file *stream,
                             const struct value_print_options *options);
 
@@ -703,6 +734,8 @@ extern void preserve_values (struct objfile *);
 
 extern struct value *value_copy (struct value *);
 
+extern struct value *value_non_lval (struct value *);
+
 extern void preserve_one_value (struct value *, struct objfile *, htab_t);
 
 /* From valops.c */