extern const struct floatformat ** gdbarch_long_double_format (struct gdbarch *gdbarch);
extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat ** long_double_format);
+/* The ABI default bit-size for "wchar_t". wchar_t is a built-in type
+ starting with C++11. */
+
+extern int gdbarch_wchar_bit (struct gdbarch *gdbarch);
+extern void set_gdbarch_wchar_bit (struct gdbarch *gdbarch, int wchar_bit);
+
+/* One if `wchar_t' is signed, zero if unsigned. */
+
+extern int gdbarch_wchar_signed (struct gdbarch *gdbarch);
+extern void set_gdbarch_wchar_signed (struct gdbarch *gdbarch, int wchar_signed);
+
/* Returns the floating-point format to be used for values of length LENGTH.
NAME, if non-NULL, is the type name, which may be used to distinguish
different target formats of the same length. */
extern const char * gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, int type_flags);
extern void set_gdbarch_address_class_type_flags_to_name (struct gdbarch *gdbarch, gdbarch_address_class_type_flags_to_name_ftype *address_class_type_flags_to_name);
+/* Execute vendor-specific DWARF Call Frame Instruction. OP is the instruction.
+ FS are passed from the generic execute_cfa_program function. */
+
+typedef bool (gdbarch_execute_dwarf_cfa_vendor_op_ftype) (struct gdbarch *gdbarch, gdb_byte op, struct dwarf2_frame_state *fs);
+extern bool gdbarch_execute_dwarf_cfa_vendor_op (struct gdbarch *gdbarch, gdb_byte op, struct dwarf2_frame_state *fs);
+extern void set_gdbarch_execute_dwarf_cfa_vendor_op (struct gdbarch *gdbarch, gdbarch_execute_dwarf_cfa_vendor_op_ftype *execute_dwarf_cfa_vendor_op);
+
/* Return the appropriate type_flags for the supplied address class.
This function should return 1 if the address class was recognized and
type_flags was set, zero otherwise. */
extern int gdbarch_core_pid_to_str_p (struct gdbarch *gdbarch);
-typedef char * (gdbarch_core_pid_to_str_ftype) (struct gdbarch *gdbarch, ptid_t ptid);
-extern char * gdbarch_core_pid_to_str (struct gdbarch *gdbarch, ptid_t ptid);
+typedef const char * (gdbarch_core_pid_to_str_ftype) (struct gdbarch *gdbarch, ptid_t ptid);
+extern const char * gdbarch_core_pid_to_str (struct gdbarch *gdbarch, ptid_t ptid);
extern void set_gdbarch_core_pid_to_str (struct gdbarch *gdbarch, gdbarch_core_pid_to_str_ftype *core_pid_to_str);
/* How the core target extracts the name of a thread from a core file. */