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annotate gcc/config/avr/avr-protos.h @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
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1 /* Prototypes for exported functions defined in avr.c
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2
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3 Copyright (C) 2000-2018 Free Software Foundation, Inc.
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4 Contributed by Denis Chertykov (chertykov@gmail.com)
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6 This file is part of GCC.
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7
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8 GCC is free software; you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation; either version 3, or (at your option)
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11 any later version.
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12
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13 GCC is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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18 You should have received a copy of the GNU General Public License
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19 along with GCC; see the file COPYING3. If not see
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20 <http://www.gnu.org/licenses/>. */
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23 extern int avr_function_arg_regno_p (int r);
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24 extern void avr_cpu_cpp_builtins (struct cpp_reader * pfile);
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25 extern enum reg_class avr_regno_reg_class (int r);
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26 extern void asm_globalize_label (FILE *file, const char *name);
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27 extern void avr_adjust_reg_alloc_order (void);
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28 extern int avr_initial_elimination_offset (int from, int to);
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29 extern int avr_simple_epilogue (void);
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30 extern int avr_hard_regno_rename_ok (unsigned int, unsigned int);
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31 extern rtx avr_return_addr_rtx (int count, rtx tem);
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32 extern void avr_register_target_pragmas (void);
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33 extern void avr_init_expanders (void);
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35 #ifdef TREE_CODE
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36 extern void avr_asm_output_aligned_decl_common (FILE*, tree, const char*, unsigned HOST_WIDE_INT, unsigned int, bool);
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37 extern void avr_asm_asm_output_aligned_bss (FILE *, tree, const char *, unsigned HOST_WIDE_INT, int, void (*) (FILE *, tree, const char *, unsigned HOST_WIDE_INT, int));
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38 extern void asm_output_external (FILE *file, tree decl, char *name);
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39 extern int avr_progmem_p (tree decl, tree attributes);
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40 extern bool avr_addr_space_supported_p (addr_space_t, location_t loc = UNKNOWN_LOCATION);
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42 #ifdef RTX_CODE /* inside TREE_CODE */
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43 extern void avr_init_cumulative_args (CUMULATIVE_ARGS*, tree, rtx, tree);
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44 #endif /* RTX_CODE inside TREE_CODE */
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46 #endif /* TREE_CODE */
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48 #ifdef RTX_CODE
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49 extern const char *output_movqi (rtx_insn *insn, rtx operands[], int *l);
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50 extern const char *output_movhi (rtx_insn *insn, rtx operands[], int *l);
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51 extern const char *output_movsisf (rtx_insn *insn, rtx operands[], int *l);
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52 extern const char *avr_out_tstsi (rtx_insn *, rtx*, int*);
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53 extern const char *avr_out_tsthi (rtx_insn *, rtx*, int*);
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54 extern const char *avr_out_tstpsi (rtx_insn *, rtx*, int*);
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55 extern const char *avr_out_compare (rtx_insn *, rtx*, int*);
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56 extern const char *avr_out_compare64 (rtx_insn *, rtx*, int*);
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57 extern const char *ret_cond_branch (rtx x, int len, int reverse);
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58 extern const char *avr_out_movpsi (rtx_insn *, rtx*, int*);
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59 extern const char *avr_out_sign_extend (rtx_insn *, rtx*, int*);
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60 extern const char *avr_out_insert_notbit (rtx_insn *, rtx*, rtx, int*);
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62 extern const char *ashlqi3_out (rtx_insn *insn, rtx operands[], int *len);
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63 extern const char *ashlhi3_out (rtx_insn *insn, rtx operands[], int *len);
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64 extern const char *ashlsi3_out (rtx_insn *insn, rtx operands[], int *len);
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66 extern const char *ashrqi3_out (rtx_insn *insn, rtx operands[], int *len);
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67 extern const char *ashrhi3_out (rtx_insn *insn, rtx operands[], int *len);
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68 extern const char *ashrsi3_out (rtx_insn *insn, rtx operands[], int *len);
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70 extern const char *lshrqi3_out (rtx_insn *insn, rtx operands[], int *len);
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71 extern const char *lshrhi3_out (rtx_insn *insn, rtx operands[], int *len);
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72 extern const char *lshrsi3_out (rtx_insn *insn, rtx operands[], int *len);
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73
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74 extern const char *avr_out_ashlpsi3 (rtx_insn *, rtx*, int*);
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75 extern const char *avr_out_ashrpsi3 (rtx_insn *, rtx*, int*);
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76 extern const char *avr_out_lshrpsi3 (rtx_insn *, rtx*, int*);
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78 extern bool avr_rotate_bytes (rtx operands[]);
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80 extern const char* avr_out_fract (rtx_insn *, rtx[], bool, int*);
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81 extern rtx avr_to_int_mode (rtx);
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82
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83 extern void avr_expand_prologue (void);
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84 extern void avr_expand_epilogue (bool);
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85 extern bool avr_emit_movmemhi (rtx*);
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86 extern int avr_epilogue_uses (int regno);
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88 extern void avr_output_addr_vec (rtx_insn*, rtx);
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89 extern const char *avr_out_sbxx_branch (rtx_insn *insn, rtx operands[]);
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90 extern const char* avr_out_bitop (rtx, rtx*, int*);
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91 extern const char* avr_out_plus (rtx, rtx*, int* =NULL, int* =NULL, bool =true);
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92 extern const char* avr_out_round (rtx_insn *, rtx*, int* =NULL);
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93 extern const char* avr_out_addto_sp (rtx*, int*);
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94 extern const char* avr_out_xload (rtx_insn *, rtx*, int*);
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95 extern const char* avr_out_movmem (rtx_insn *, rtx*, int*);
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96 extern const char* avr_out_insert_bits (rtx*, int*);
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97 extern bool avr_popcount_each_byte (rtx, int, int);
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98 extern bool avr_has_nibble_0xf (rtx);
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100 extern int extra_constraint_Q (rtx x);
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101 extern int avr_adjust_insn_length (rtx_insn *insn, int len);
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102 extern const char* output_reload_inhi (rtx*, rtx, int*);
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103 extern const char* output_reload_insisf (rtx*, rtx, int*);
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104 extern const char* avr_out_reload_inpsi (rtx*, rtx, int*);
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105 extern const char* avr_out_lpm (rtx_insn *, rtx*, int*);
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106 extern void avr_notice_update_cc (rtx body, rtx_insn *insn);
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107 extern int reg_unused_after (rtx_insn *insn, rtx reg);
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108 extern int _reg_unused_after (rtx_insn *insn, rtx reg);
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109 extern int avr_jump_mode (rtx x, rtx_insn *insn);
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110 extern int test_hard_reg_class (enum reg_class rclass, rtx x);
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111 extern int jump_over_one_insn_p (rtx_insn *insn, rtx dest);
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112
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113 extern void avr_final_prescan_insn (rtx_insn *insn, rtx *operand,
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114 int num_operands);
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115 extern int avr_simplify_comparison_p (machine_mode mode,
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116 RTX_CODE op, rtx x);
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117 extern RTX_CODE avr_normalize_condition (RTX_CODE condition);
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118 extern void out_shift_with_cnt (const char *templ, rtx_insn *insn,
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119 rtx operands[], int *len, int t_len);
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120 extern enum reg_class avr_mode_code_base_reg_class (machine_mode, addr_space_t, RTX_CODE, RTX_CODE);
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121 extern bool avr_regno_mode_code_ok_for_base_p (int, machine_mode, addr_space_t, RTX_CODE, RTX_CODE);
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122 extern rtx avr_incoming_return_addr_rtx (void);
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123 extern rtx avr_legitimize_reload_address (rtx*, machine_mode, int, int, int, int, rtx (*)(rtx,int));
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124 extern bool avr_mem_flash_p (rtx);
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125 extern bool avr_mem_memx_p (rtx);
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126 extern bool avr_load_libgcc_p (rtx);
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127 extern bool avr_xload_libgcc_p (machine_mode);
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128 extern rtx avr_eval_addr_attrib (rtx x);
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129 extern bool avr_casei_sequence_check_operands (rtx *xop);
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130
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131 static inline unsigned
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132 regmask (machine_mode mode, unsigned regno)
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133 {
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134 return ((1u << GET_MODE_SIZE (as_a <fixed_size_mode> (mode))) - 1) << regno;
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135 }
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136
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137 extern void avr_fix_inputs (rtx*, unsigned, unsigned);
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138 extern bool avr_emit3_fix_outputs (rtx (*)(rtx,rtx,rtx), rtx*, unsigned, unsigned);
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139
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140 extern rtx lpm_reg_rtx;
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141 extern rtx lpm_addr_reg_rtx;
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142 extern rtx tmp_reg_rtx;
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143 extern rtx zero_reg_rtx;
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144 extern rtx all_regs_rtx[32];
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145 extern rtx rampz_rtx;
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146
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147 #endif /* RTX_CODE */
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148
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149 #ifdef REAL_VALUE_TYPE
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150 extern void asm_output_float (FILE *file, REAL_VALUE_TYPE n);
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151 #endif
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152
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153 extern bool avr_have_dimode;
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154
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155 namespace gcc { class context; }
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156 class rtl_opt_pass;
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157
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158 extern rtl_opt_pass *make_avr_pass_pre_proep (gcc::context *);
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159 extern rtl_opt_pass *make_avr_pass_recompute_notes (gcc::context *);
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160 extern rtl_opt_pass *make_avr_pass_casesi (gcc::context *);
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161
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162 /* From avr-log.c */
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163
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164 #define avr_dump(...) avr_vdump (NULL, __FUNCTION__, __VA_ARGS__)
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165 #define avr_edump(...) avr_vdump (stderr, __FUNCTION__, __VA_ARGS__)
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166 #define avr_fdump(FIL, ...) avr_vdump (FIL, __FUNCTION__, __VA_ARGS__)
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167
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168 extern int avr_vdump (FILE*, const char*, ...);
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169 extern void avr_log_set_avr_log (void);
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170
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171 typedef struct
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172 {
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173 unsigned address_cost :1;
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174 unsigned builtin :1;
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175 unsigned constraints :1;
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176 unsigned insn_addresses :1;
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177 unsigned legitimate_address_p :1;
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178 unsigned legitimize_address :1;
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179 unsigned legitimize_reload_address :1;
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180 unsigned progmem :1;
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181 unsigned rtx_costs :1;
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182 } avr_log_t;
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183
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184 extern avr_log_t avr_log;