extern struct xstormy16_stack_layout xstormy16_compute_stack_layout (void);
extern void xstormy16_expand_prologue (void);
extern void xstormy16_expand_epilogue (void);
extern int xstormy16_initial_elimination_offset (int, int);
extern int direct_return (void);
extern int xstormy16_interrupt_function_p (void);
extern int xstormy16_epilogue_uses (int);
extern void xstormy16_function_profiler (void);
extern const char *xstormy16_strip_name_encoding (const char *name);
extern void bss100_section (void);
#if defined (TREE_CODE)
extern void xstormy16_asm_output_aligned_common (FILE *, tree, const char *,
int, int, int);
#endif
#if defined (TREE_CODE) && defined (HAVE_MACHINE_MODES)
extern CUMULATIVE_ARGS xstormy16_function_arg_advance
(CUMULATIVE_ARGS, enum machine_mode, tree, int);
extern rtx xstormy16_function_arg
(CUMULATIVE_ARGS, enum machine_mode, tree, int);
#endif
#if defined (TREE_CODE) && defined (RTX_CODE)
extern void xstormy16_expand_builtin_va_start (tree, rtx);
extern void xstormy16_initialize_trampoline (rtx, rtx, rtx);
extern rtx xstormy16_function_value (tree, tree);
#endif
#ifdef RTX_CODE
extern void xstormy16_emit_cbranch (enum rtx_code, rtx);
extern char *xstormy16_output_cbranch_hi (rtx, const char *, int, rtx);
extern char *xstormy16_output_cbranch_si (rtx, const char *, int, rtx);
extern int xstormy16_mode_dependent_address_p (rtx);
extern int xstormy16_extra_constraint_p (rtx, int);
extern void xstormy16_print_operand (FILE *, rtx, int);
extern void xstormy16_print_operand_address (FILE *, rtx);
extern void xstormy16_expand_casesi (rtx, rtx, rtx, rtx, rtx);
extern void xstormy16_output_addr_vec (FILE *, rtx, rtx);
extern void xstormy16_expand_call (rtx, rtx, rtx);
extern void xstormy16_expand_iorqi3 (rtx *);
extern void xstormy16_expand_andqi3 (rtx *);
#endif
#if defined (HAVE_MACHINE_MODES) && defined (RTX_CODE)
extern int xstormy16_ineqsi_operator (rtx, enum machine_mode);
extern int equality_operator (rtx, enum machine_mode);
extern int inequality_operator (rtx, enum machine_mode);
extern void xstormy16_split_cbranch (enum machine_mode, rtx, rtx, rtx, rtx);
extern int short_memory_operand (rtx, enum machine_mode);
extern int nonimmediate_nonstack_operand (rtx, enum machine_mode);
extern enum reg_class xstormy16_secondary_reload_class
(enum reg_class, enum machine_mode, rtx);
extern int xstormy16_carry_plus_operand (rtx, enum machine_mode);
extern int xs_hi_general_operand (rtx, enum machine_mode);
extern int xs_hi_nonmemory_operand (rtx, enum machine_mode);
extern enum reg_class xstormy16_preferred_reload_class (rtx, enum reg_class);
extern int xstormy16_legitimate_address_p (enum machine_mode, rtx, int);
extern void xstormy16_split_move (enum machine_mode, rtx, rtx);
extern void xstormy16_expand_move (enum machine_mode, rtx, rtx);
extern void xstormy16_expand_arith (enum machine_mode, enum rtx_code,
rtx, rtx, rtx, rtx);
extern int shift_operator (rtx, enum machine_mode);
extern const char * xstormy16_output_shift (enum machine_mode, enum rtx_code,
rtx, rtx, rtx);
extern int xstormy16_below100_symbol (rtx, enum machine_mode);
extern int xstormy16_below100_operand (rtx, enum machine_mode);
extern int xstormy16_splittable_below100_operand (rtx, enum machine_mode);
extern int xstormy16_below100_or_register (rtx, enum machine_mode);
extern int xstormy16_splittable_below100_or_register (rtx, enum machine_mode);
extern int xstormy16_onebit_set_operand (rtx, enum machine_mode);
extern int xstormy16_onebit_clr_operand (rtx, enum machine_mode);
#endif