gcc/config/avr/avr-protos.h

   1 /* Prototypes for exported functions defined in avr.c
   2
   3    Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
   4    Contributed by Denis Chertykov (denisc@overta.ru)
   5
   6    This file is part of GNU CC.
   7
   8    GNU CC is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2, or (at your option)
  11    any later version.
  12
  13    GNU CC is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with GNU CC; see the file COPYING.  If not, write to
  20    the Free Software Foundation, 59 Temple Place - Suite 330,
  21    Boston, MA 02111-1307, USA.  */
  22
  23
  24 extern int    function_arg_regno_p              PARAMS ((int r));
  25 extern void   asm_file_start                    PARAMS ((FILE *file));
  26 extern void   asm_file_end                      PARAMS ((FILE *file));
  27 extern void   avr_init_once                     PARAMS ((void));
  28 extern void   avr_override_options              PARAMS ((void));
  29 extern void   avr_optimization_options          PARAMS ((int level, int size));
  30 extern char * avr_change_section                PARAMS ((char *sect_name));
  31 extern int    avr_ret_register                  PARAMS ((void));
  32 extern enum reg_class class_likely_spilled_p    PARAMS ((int c));
  33 extern enum reg_class avr_regno_reg_class       PARAMS ((int r));
  34 extern enum reg_class avr_reg_class_from_letter PARAMS ((int c));
  35 extern int    frame_pointer_required_p          PARAMS ((void));
  36 extern void   asm_globalize_label         PARAMS ((FILE *file, const char *name));
  37 extern void   order_regs_for_local_alloc  PARAMS ((void));
  38 extern int    initial_elimination_offset  PARAMS ((int from, int to));
  39 extern int    avr_simple_epilogue         PARAMS ((void));
  40 extern void   progmem_section             PARAMS ((void));
  41 extern int    mask_one_bit_p              PARAMS ((HOST_WIDE_INT mask));
  42 extern void   gas_output_limited_string PARAMS ((FILE *file, const char *str));
  43 extern void   gas_output_ascii          PARAMS ((FILE *file, const char *str,
  44                                                          size_t length));
  45 #ifdef TREE_CODE
  46 extern void   asm_output_external          PARAMS ((FILE *file, tree decl,
  47                                                    char *name));
  48 extern int    avr_progmem_p                PARAMS ((tree decl));
  49
  50
  51 #ifdef RTX_CODE /* inside TREE_CODE */
  52 extern rtx    avr_function_value           PARAMS ((tree type, tree func));
  53 extern void   init_cumulative_args         PARAMS ((CUMULATIVE_ARGS *cum,
  54                                                    tree fntype, rtx libname,
  55                                                    int indirect));
  56 extern rtx    function_arg         PARAMS ((CUMULATIVE_ARGS *cum,
  57                                            enum machine_mode mode,
  58                                            tree type, int named));
  59
  60
  61 #endif /* RTX_CODE inside TREE_CODE */
  62
  63 #ifdef HAVE_MACHINE_MODES /* inside TREE_CODE */
  64 extern void   function_arg_advance PARAMS ((CUMULATIVE_ARGS *cum,
  65                                            enum machine_mode mode, tree type,
  66                                            int named));
  67 #endif /* HAVE_MACHINE_MODES inside TREE_CODE*/
  68 #endif /* TREE_CODE */
  69
  70 #ifdef RTX_CODE
  71 extern void   asm_output_external_libcall PARAMS ((FILE *file, rtx symref));
  72 extern int    legitimate_address_p    PARAMS ((enum machine_mode mode, rtx x,
  73                                         int strict));
  74 extern void   machine_dependent_reorg PARAMS ((rtx first_insn));
  75 extern int    compare_diff_p  PARAMS ((rtx insn));
  76 extern const char * output_movqi    PARAMS ((rtx insn, rtx operands[], int *l));
  77 extern const char * output_movhi    PARAMS ((rtx insn, rtx operands[], int *l));
  78 extern const char * out_movqi_r_mr  PARAMS ((rtx insn, rtx op[], int *l));
  79 extern const char * out_movqi_mr_r  PARAMS ((rtx insn, rtx op[], int *l));
  80 extern const char * out_movhi_r_mr  PARAMS ((rtx insn, rtx op[], int *l));
  81 extern const char * out_movhi_mr_r  PARAMS ((rtx insn, rtx op[], int *l));
  82 extern const char * out_movsi_r_mr  PARAMS ((rtx insn, rtx op[], int *l));
  83 extern const char * out_movsi_mr_r  PARAMS ((rtx insn, rtx op[], int *l));
  84 extern const char * output_movsisf  PARAMS ((rtx insn, rtx operands[], int *l));
  85 extern const char * out_tstsi       PARAMS ((rtx insn, int *l));
  86 extern const char * out_tsthi       PARAMS ((rtx insn, int *l));
  87 extern const char * ret_cond_branch PARAMS ((rtx x, int len, int reverse));
  88
  89 extern const char * ashlqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  90 extern const char * ashlhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  91 extern const char * ashlsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  92
  93 extern const char * ashrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  94 extern const char * ashrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  95 extern const char * ashrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  96
  97 extern const char * lshrqi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  98 extern const char * lshrhi3_out PARAMS ((rtx insn, rtx operands[], int *len));
  99 extern const char * lshrsi3_out PARAMS ((rtx insn, rtx operands[], int *len));
 100
 101 extern void avr_output_bld PARAMS ((rtx operands[], int bit_nr));
 102 extern void avr_output_addr_vec_elt PARAMS ((FILE *stream, int value));
 103 extern const char *avr_out_sbxx_branch PARAMS ((rtx insn, rtx operands[]));
 104
 105 extern enum reg_class preferred_reload_class PARAMS ((rtx x,
 106                                                      enum reg_class class));
 107 extern int    avr_address_cost       PARAMS ((rtx x));
 108 extern int    extra_constraint       PARAMS ((rtx x, int c));
 109 extern rtx    legitimize_address     PARAMS ((rtx x, rtx oldx,
 110                                              enum machine_mode mode));
 111 extern int    adjust_insn_length     PARAMS ((rtx insn, int len));
 112 extern rtx    avr_libcall_value      PARAMS ((enum machine_mode mode));
 113 extern const char * output_reload_inhi PARAMS ((rtx insn, rtx *operands,
 114                                                 int *len));
 115 extern const char * output_reload_insisf PARAMS ((rtx insn, rtx *operands,
 116                                                 int *len));
 117 extern enum reg_class secondary_input_reload_class PARAMS ((enum reg_class,
 118                                                            enum machine_mode,
 119                                                            rtx));
 120 extern void   notice_update_cc       PARAMS ((rtx body, rtx insn));
 121 extern void   print_operand          PARAMS ((FILE *file, rtx x, int code));
 122 extern void   print_operand_address  PARAMS ((FILE *file, rtx addr));
 123 extern int    reg_unused_after       PARAMS ((rtx insn, rtx reg));
 124 extern int    _reg_unused_after      PARAMS ((rtx insn, rtx reg));
 125 extern int    avr_jump_mode          PARAMS ((rtx x, rtx insn));
 126 extern int    byte_immediate_operand PARAMS ((register rtx op,
 127                                              enum machine_mode mode));
 128 extern int    test_hard_reg_class    PARAMS ((enum reg_class class, rtx x));
 129 extern int    jump_over_one_insn_p   PARAMS ((rtx insn, rtx dest));
 130
 131 extern int    avr_hard_regno_mode_ok PARAMS ((int regno,
 132                                              enum machine_mode mode));
 133 extern int    call_insn_operand      PARAMS ((rtx op, enum machine_mode mode));
 134 extern void   final_prescan_insn     PARAMS ((rtx insn, rtx *operand,
 135                                               int num_operands));
 136 extern int    avr_simplify_comparision_p PARAMS ((enum machine_mode mode,
 137                                               RTX_CODE operator, rtx x));
 138 extern RTX_CODE avr_normalize_condition  PARAMS ((RTX_CODE condition));
 139 extern int    compare_eq_p           PARAMS ((rtx insn));
 140 extern void   out_shift_with_cnt     PARAMS ((const char *template, rtx insn,
 141                                               rtx operands[], int *len,
 142                                               int t_len));
 143 extern int    avr_io_address_p       PARAMS ((rtx x, int size));
 144 extern int    const_int_pow2_p       PARAMS ((rtx x));
 145 extern int    avr_peep2_scratch_safe PARAMS ((rtx reg_rtx));
 146 #endif /* RTX_CODE */
 147
 148 #ifdef HAVE_MACHINE_MODES
 149 extern int    class_max_nregs        PARAMS ((enum reg_class class,
 150                                              enum machine_mode mode));
 151 #endif /* HAVE_MACHINE_MODES */
 152
 153 #ifdef REAL_VALUE_TYPE
 154
 155 extern void   asm_output_float       PARAMS ((FILE *file, REAL_VALUE_TYPE n));
 156
 157 #endif