Remove DEF_VEC_P (varobj_p)

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

diff --git a/gdb/value.h b/gdb/value.h
index 0c5ab284b3b6c7addca29cc5b1b45aa60debc7fa..2b6ae35b8a9857531dcdda69ed53f6b73a5a7b9b 100644 (file)
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -20,7 +20,6 @@
 #if !defined (VALUE_H)
 #define VALUE_H 1
 
-#include "doublest.h"
 #include "frame.h"             /* For struct frame_id.  */
 
 struct block;
@@ -581,12 +580,11 @@ extern int value_contents_eq (const struct value *val1, LONGEST offset1,
 
 /* Read LENGTH addressable memory units starting at MEMADDR into BUFFER,
    which is (or will be copied to) VAL's contents buffer offset by
-   EMBEDDED_OFFSET (that is, to &VAL->contents[EMBEDDED_OFFSET]).
-   Marks value contents ranges as unavailable if the corresponding
-   memory is likewise unavailable.  STACK indicates whether the memory
-   is known to be stack memory.  */
+   BIT_OFFSET bits.  Marks value contents ranges as unavailable if
+   the corresponding memory is likewise unavailable.  STACK indicates
+   whether the memory is known to be stack memory.  */
 
-extern void read_value_memory (struct value *val, LONGEST embedded_offset,
+extern void read_value_memory (struct value *val, LONGEST bit_offset,
                               int stack, CORE_ADDR memaddr,
                               gdb_byte *buffer, size_t length);
 
@@ -609,13 +607,14 @@ extern int print_address_demangle (const struct value_print_options *,
                                   struct gdbarch *, CORE_ADDR,
                                   struct ui_file *, int);
 
+/* Returns true if VAL is of floating-point type.  In addition,
+   throws an error if the value is an invalid floating-point value.  */
+extern bool is_floating_value (struct value *val);
+
 extern LONGEST value_as_long (struct value *val);
-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 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);
 
 extern LONGEST unpack_field_as_long (struct type *type,
@@ -641,9 +640,6 @@ 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,
-                                         const gdb_byte *decbytes);
 extern struct value *value_from_history_ref (const char *, const char **);
 extern struct value *value_from_component (struct value *, struct type *,
                                           LONGEST);
@@ -728,7 +724,21 @@ class scoped_value_mark
 
   ~scoped_value_mark ()
   {
-    value_free_to_mark (m_value);
+    free_to_mark ();
+  }
+
+  scoped_value_mark (scoped_value_mark &&other) = default;
+
+  DISABLE_COPY_AND_ASSIGN (scoped_value_mark);
+
+  /* Free the values currently on the value stack.  */
+  void free_to_mark ()
+  {
+    if (m_value != NULL)
+      {
+       value_free_to_mark (m_value);
+       m_value = NULL;
+      }
   }
 
  private:
@@ -765,7 +775,7 @@ extern struct value *value_ind (struct value *arg1);
 
 extern struct value *value_addr (struct value *arg1);
 
-extern struct value *value_ref (struct value *arg1);
+extern struct value *value_ref (struct value *arg1, enum type_code refcode);
 
 extern struct value *value_assign (struct value *toval,
                                   struct value *fromval);
@@ -865,6 +875,15 @@ extern struct value *evaluate_subexp (struct type *expect_type,
 extern struct value *evaluate_subexpression_type (struct expression *exp,
                                                  int subexp);
 
+extern value *evaluate_var_value (enum noside noside, const block *blk,
+                                 symbol *var);
+
+extern value *evaluate_var_msym_value (enum noside noside,
+                                      struct objfile *objfile,
+                                      minimal_symbol *msymbol);
+
+extern value *eval_skip_value (expression *exp);
+
 extern void fetch_subexp_value (struct expression *exp, int *pc,
                                struct value **valp, struct value **resultp,
                                struct value **val_chain,
@@ -918,7 +937,8 @@ extern struct internalvar *lookup_only_internalvar (const char *name);
 
 extern struct internalvar *create_internalvar (const char *name);
 
-extern VEC (char_ptr) *complete_internalvar (const char *name);
+extern void complete_internalvar (completion_tracker &tracker,
+                                 const char *name);
 
 /* An internalvar can be dynamically computed by supplying a vector of
    function pointers to perform various operations.  */
@@ -1008,6 +1028,21 @@ extern void value_incref (struct value *val);
 
 extern void value_free (struct value *val);
 
+/* A free policy class to interface std::unique_ptr with
+   value_free.  */
+
+struct value_deleter
+{
+  void operator() (struct value *value) const
+  {
+    value_free (value);
+  }
+};
+
+/* A unique pointer to a struct value.  */
+
+typedef std::unique_ptr<struct value, value_deleter> gdb_value_up;
+
 extern void free_all_values (void);
 
 extern void free_value_chain (struct value *v);
@@ -1036,9 +1071,6 @@ extern void print_longest (struct ui_file *stream, int format,
 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 void value_print (struct value *val, struct ui_file *stream,
                         const struct value_print_options *options);