/* Prototypes for exported functions defined in avr.c      Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.   Contributed by Denis Chertykov (denisc@overta.ru)   This file is part of GNU CC.   GNU CC is free software; you can redistribute it and/or modify   it under the terms of the GNU General Public License as published by   the Free Software Foundation; either version 2, or (at your option)   any later version.   GNU CC is distributed in the hope that it will be useful,   but WITHOUT ANY WARRANTY; without even the implied warranty of   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the   GNU General Public License for more details.   You should have received a copy of the GNU General Public License   along with GNU CC; see the file COPYING.  If not, write to   the Free Software Foundation, 59 Temple Place - Suite 330,   Boston, MA 02111-1307, USA.  */extern int    function_arg_regno_p              PARAMS ((int r));extern void   asm_file_start                    PARAMS ((FILE *file));extern void   asm_file_end                      PARAMS ((FILE *file));extern void   avr_init_once                     PARAMS ((void));extern void   avr_override_options              PARAMS ((void));extern void   avr_optimization_options		PARAMS ((int level, int size));extern char * avr_change_section                PARAMS ((char *sect_name));extern int    avr_ret_register                  PARAMS ((void));extern enum reg_class class_likely_spilled_p    PARAMS ((int c));extern enum reg_class avr_regno_reg_class       PARAMS ((int r));extern enum reg_class avr_reg_class_from_letter PARAMS ((int c));extern int    frame_pointer_required_p          PARAMS ((void));extern void   asm_globalize_label         PARAMS ((FILE *file, const char *name));extern void   order_regs_for_local_alloc  PARAMS ((void));extern int    initial_elimination_offset  PARAMS ((int from, int to));extern int    avr_simple_epilogue         PARAMS ((void));extern void   progmem_section             PARAMS ((void));extern int    mask_one_bit_p              PARAMS ((HOST_WIDE_INT mask));extern void   gas_output_limited_string PARAMS ((FILE *file, const char *str));extern void   gas_output_ascii          PARAMS ((FILE *file, const char *str,							 size_t length));#ifdef TREE_CODEextern void   asm_output_external          PARAMS ((FILE *file, tree decl,						   char *name));extern int    avr_progmem_p                PARAMS ((tree decl));#ifdef RTX_CODE /* inside TREE_CODE */extern rtx    avr_function_value           PARAMS ((tree type, tree func));extern void   init_cumulative_args         PARAMS ((CUMULATIVE_ARGS *cum,						   tree fntype, rtx libname,						   int indirect));extern rtx    function_arg         PARAMS ((CUMULATIVE_ARGS *cum,					   enum machine_mode mode,					   tree type, int named));#endif /* RTX_CODE inside TREE_CODE */#ifdef HAVE_MACHINE_MODES /* inside TREE_CODE */extern void   function_arg_advance PARAMS ((CUMULATIVE_ARGS *cum,					   enum machine_mode mode, tree type,					   int named));#endif /* HAVE_MACHINE_MODES inside TREE_CODE*/#endif /* TREE_CODE */#ifdef RTX_CODEextern void   asm_output_external_libcall PARAMS ((FILE *file, rtx symref));extern int    legitimate_address_p    PARAMS ((enum machine_mode mode, rtx x,					int strict));extern void   machine_dependent_reorg PARAMS ((rtx first_insn));extern int    compare_diff_p  PARAMS ((rtx insn));extern const char * output_movqi    PARAMS ((rtx insn, rtx operands[], int *l));extern const char * output_movhi    PARAMS ((rtx insn, rtx operands[], int *l));extern const char * out_movqi_r_mr  PARAMS ((rtx insn, rtx op[], int *l));extern const char * out_movqi_mr_r  PARAMS ((rtx insn, rtx op[], int *l));extern const char * out_movhi_r_mr  PARAMS ((rtx insn, rtx op[], int *l));extern const char * out_movhi_mr_r  PARAMS ((rtx insn, rtx op[], int *l));extern const char * out_movsi_r_mr  PARAMS ((rtx insn, rtx op[], int *l));extern const char * out_movsi_mr_r  PARAMS ((rtx insn, rtx op[], int *l));extern const char * output_movsisf  PARAMS ((rtx insn, rtx operands[], int *l));extern const char * out_tstsi       PARAMS ((rtx insn, int *l));extern const char * out_tsthi       PARAMS ((rtx insn, int *l));extern const char * ret_cond_branch PARAMS ((rtx x, int len, int reverse));extern const char * ashlqi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * ashlhi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * ashlsi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * ashrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * ashrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * ashrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * lshrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * lshrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern const char * lshrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));extern void avr_output_bld PARAMS ((rtx operands[], int bit_nr));extern void avr_output_addr_vec_elt PARAMS ((FILE *stream, int value));extern const char *avr_out_sbxx_branch PARAMS ((rtx insn, rtx operands[]));extern enum reg_class preferred_reload_class PARAMS ((rtx x,						     enum reg_class class));extern int    avr_address_cost       PARAMS ((rtx x));extern int    extra_constraint       PARAMS ((rtx x, int c));extern rtx    legitimize_address     PARAMS ((rtx x, rtx oldx,					     enum machine_mode mode));extern int    adjust_insn_length     PARAMS ((rtx insn, int len));extern rtx    avr_libcall_value      PARAMS ((enum machine_mode mode));extern const char * output_reload_inhi PARAMS ((rtx insn, rtx *operands,						int *len));extern const char * output_reload_insisf PARAMS ((rtx insn, rtx *operands,						int *len));extern int    default_rtx_costs      PARAMS ((rtx X, RTX_CODE code,					     RTX_CODE outer_code));extern enum reg_class secondary_input_reload_class PARAMS ((enum reg_class,							   enum machine_mode,							   rtx));extern void   notice_update_cc       PARAMS ((rtx body, rtx insn));extern void   print_operand          PARAMS ((FILE *file, rtx x, int code));extern void   print_operand_address  PARAMS ((FILE *file, rtx addr));extern int    reg_unused_after       PARAMS ((rtx insn, rtx reg));extern int    _reg_unused_after      PARAMS ((rtx insn, rtx reg));extern int    avr_jump_mode          PARAMS ((rtx x, rtx insn));extern int    byte_immediate_operand PARAMS ((register rtx op,					     enum machine_mode mode));extern int    test_hard_reg_class    PARAMS ((enum reg_class class, rtx x));extern int    jump_over_one_insn_p   PARAMS ((rtx insn, rtx dest));extern int    avr_hard_regno_mode_ok PARAMS ((int regno,					     enum machine_mode mode));extern int    call_insn_operand      PARAMS ((rtx op, enum machine_mode mode));extern void   final_prescan_insn     PARAMS ((rtx insn, rtx *operand,					      int num_operands));extern int    avr_simplify_comparision_p PARAMS ((enum machine_mode mode,					      RTX_CODE operator, rtx x));extern RTX_CODE avr_normalize_condition  PARAMS ((RTX_CODE condition));extern int    compare_eq_p           PARAMS ((rtx insn));extern void   out_shift_with_cnt     PARAMS ((const char *template, rtx insn,					      rtx operands[], int *len,					      int t_len));extern int    avr_io_address_p	     PARAMS ((rtx x, int size));extern int    const_int_pow2_p       PARAMS ((rtx x));extern int    avr_peep2_scratch_safe PARAMS ((rtx reg_rtx));#endif /* RTX_CODE */#ifdef HAVE_MACHINE_MODESextern int    class_max_nregs        PARAMS ((enum reg_class class,					     enum machine_mode mode));#endif /* HAVE_MACHINE_MODES */#ifdef REAL_VALUE_TYPEextern void   asm_output_float       PARAMS ((FILE *file, REAL_VALUE_TYPE n));#endif