extern struct xstormy16_stack_layout
xstormy16_compute_stack_layout PARAMS((void));
extern void xstormy16_expand_prologue PARAMS ((void));
extern void xstormy16_expand_epilogue PARAMS ((void));
extern int xstormy16_initial_elimination_offset PARAMS ((int, int));
extern int direct_return PARAMS ((void));
extern int xstormy16_interrupt_function_p PARAMS ((void));
extern int xstormy16_epilogue_uses PARAMS ((int));
#if defined (TREE_CODE)
# if defined (HAVE_MACHINE_MODES)
extern CUMULATIVE_ARGS xstormy16_function_arg_advance
PARAMS ((CUMULATIVE_ARGS, enum machine_mode, tree, int));
# endif
extern void xstormy16_setup_incoming_varargs
PARAMS ((CUMULATIVE_ARGS, int, tree, int *));
extern tree xstormy16_build_va_list PARAMS ((void));
#endif
#if defined (TREE_CODE) && defined (RTX_CODE)
extern void xstormy16_expand_builtin_va_start PARAMS ((tree, rtx));
extern rtx xstormy16_expand_builtin_va_arg PARAMS ((tree, tree));
extern void xstormy16_initialize_trampoline PARAMS ((rtx, rtx, rtx));
extern rtx xstormy16_function_value PARAMS ((tree, tree));
#endif
#ifdef RTX_CODE
extern void xstormy16_emit_cbranch PARAMS ((enum rtx_code, rtx));
extern char * xstormy16_output_cbranch_hi PARAMS ((rtx, const char *, int,
rtx));
extern char * xstormy16_output_cbranch_si PARAMS ((rtx, const char *, int,
rtx));
extern int xstormy16_mode_dependent_address_p PARAMS ((rtx));
extern int xstormy16_extra_constraint_p PARAMS ((rtx, int));
extern void xstormy16_print_operand PARAMS ((FILE *, rtx, int));
extern void xstormy16_print_operand_address PARAMS ((FILE *, rtx));
extern void xstormy16_expand_casesi PARAMS ((rtx, rtx, rtx, rtx, rtx));
extern void xstormy16_output_addr_vec PARAMS ((FILE *, rtx, rtx));
extern void xstormy16_expand_call PARAMS ((rtx, rtx, rtx));
#endif
#if defined (HAVE_MACHINE_MODES) && defined (RTX_CODE)
extern int xstormy16_ineqsi_operator PARAMS ((rtx, enum machine_mode));
extern int equality_operator PARAMS ((rtx, enum machine_mode));
extern int inequality_operator PARAMS ((rtx, enum machine_mode));
extern void xstormy16_split_cbranch PARAMS ((enum machine_mode,
rtx, rtx, rtx, rtx));
extern int short_memory_operand PARAMS ((rtx, enum machine_mode));
extern int nonimmediate_nonstack_operand PARAMS ((rtx, enum machine_mode));
extern enum reg_class xstormy16_secondary_reload_class
PARAMS ((enum reg_class, enum machine_mode, rtx));
extern int xstormy16_carry_plus_operand PARAMS ((rtx, enum machine_mode));
extern enum reg_class xstormy16_preferred_reload_class
PARAMS ((rtx, enum reg_class));
extern int xstormy16_legitimate_address_p
PARAMS ((enum machine_mode, rtx, int));
extern void xstormy16_split_move PARAMS ((enum machine_mode, rtx, rtx));
extern void xstormy16_expand_move PARAMS ((enum machine_mode, rtx, rtx));
extern void xstormy16_expand_arith PARAMS ((enum machine_mode, enum rtx_code,
rtx, rtx, rtx, rtx));
extern int shift_operator PARAMS ((rtx, enum machine_mode));
extern const char * xstormy16_output_shift PARAMS ((enum machine_mode,
enum rtx_code,
rtx, rtx, rtx));
#endif