extern void mt_init_expanders (void);
extern void mt_expand_prologue (void);
extern void mt_expand_epilogue (enum epilogue_type);
extern unsigned mt_compute_frame_size (int);
extern void mt_override_options (void);
extern int mt_initial_elimination_offset (int, int);
extern const char * mt_asm_output_opcode (FILE *, const char *);
extern int mt_epilogue_uses (int);
extern void mt_add_loop (void);
#ifdef TREE_CODE
extern const char * mt_cannot_inline_p (tree);
extern int mt_function_arg_boundary (enum machine_mode, tree);
extern void mt_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
#endif
#ifdef RTX_CODE
extern void mt_expand_eh_return (rtx *);
extern void mt_emit_eh_epilogue (rtx *);
extern void mt_print_operand (FILE *, rtx, int);
extern void mt_print_operand_address (FILE *, rtx);
extern int mt_check_split (rtx, enum machine_mode);
extern int mt_reg_ok_for_base_p (rtx, int);
extern int mt_legitimate_address_p (enum machine_mode, rtx, int);
extern int uns_arith_operand (rtx, enum machine_mode);
extern int arith_operand (rtx, enum machine_mode);
extern int reg_or_0_operand (rtx, enum machine_mode);
extern int big_const_operand (rtx, enum machine_mode);
extern int single_const_operand (rtx, enum machine_mode);
extern void mt_emit_cbranch (enum rtx_code, rtx, rtx, rtx);
extern void mt_set_memflags (rtx);
extern rtx mt_return_addr_rtx (int);
extern void mt_split_words (enum machine_mode, enum machine_mode, rtx *);
extern void mt_final_prescan_insn (rtx, rtx *, int);
#endif
#ifdef TREE_CODE
#ifdef RTX_CODE
extern void mt_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, int);
extern rtx mt_function_arg (const CUMULATIVE_ARGS *, enum machine_mode, tree, int, int);
extern void mt_va_start (tree, rtx);
extern enum reg_class mt_secondary_reload_class (enum reg_class, enum machine_mode, rtx);
extern rtx mt_function_value (tree, enum machine_mode, tree);
#endif
#endif