extern bool default_asm_output_addr_const_extra (FILE *, rtx);
extern bool default_scalar_mode_supported_p (enum machine_mode);
+extern bool targhook_words_big_endian (void);
+extern bool targhook_float_words_big_endian (void);
extern bool default_decimal_float_supported_p (void);
extern bool default_fixed_point_supported_p (void);