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1 /* Prototypes for exported functions defined in arm.c and pe.c
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2 Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
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3 Free Software Foundation, Inc.
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4 Contributed by Richard Earnshaw (rearnsha@arm.com)
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5 Minor hacks by Nick Clifton (nickc@cygnus.com)
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6
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7 This file is part of GCC.
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8
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9 GCC is free software; you can redistribute it and/or modify
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10 it under the terms of the GNU General Public License as published by
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11 the Free Software Foundation; either version 3, or (at your option)
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12 any later version.
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13
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14 GCC is distributed in the hope that it will be useful,
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 GNU General Public License for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with GCC; see the file COPYING3. If not see
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21 <http://www.gnu.org/licenses/>. */
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22
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23 #ifndef GCC_ARM_PROTOS_H
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24 #define GCC_ARM_PROTOS_H
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25
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26 extern void arm_override_options (void);
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27 extern void arm_optimization_options (int, int);
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28 extern int use_return_insn (int, rtx);
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29 extern int arm_regno_class (int);
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30 extern void arm_load_pic_register (unsigned long);
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31 extern int arm_volatile_func (void);
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32 extern const char *arm_output_epilogue (rtx);
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33 extern void arm_expand_prologue (void);
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34 extern const char *arm_strip_name_encoding (const char *);
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35 extern void arm_asm_output_labelref (FILE *, const char *);
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36 extern void thumb2_asm_output_opcode (FILE *);
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37 extern unsigned long arm_current_func_type (void);
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38 extern HOST_WIDE_INT arm_compute_initial_elimination_offset (unsigned int,
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39 unsigned int);
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40 extern HOST_WIDE_INT thumb_compute_initial_elimination_offset (unsigned int,
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41 unsigned int);
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42 extern unsigned int arm_dbx_register_number (unsigned int);
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43 extern void arm_output_fn_unwind (FILE *, bool);
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44
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45
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46 #ifdef RTX_CODE
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47 extern bool arm_vector_mode_supported_p (enum machine_mode);
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48 extern int arm_hard_regno_mode_ok (unsigned int, enum machine_mode);
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49 extern int const_ok_for_arm (HOST_WIDE_INT);
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50 extern int arm_split_constant (RTX_CODE, enum machine_mode, rtx,
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51 HOST_WIDE_INT, rtx, rtx, int);
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52 extern RTX_CODE arm_canonicalize_comparison (RTX_CODE, enum machine_mode,
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53 rtx *);
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54 extern int legitimate_pic_operand_p (rtx);
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55 extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
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56 extern rtx legitimize_tls_address (rtx, rtx);
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57 extern int arm_legitimate_address_p (enum machine_mode, rtx, RTX_CODE, int);
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58 extern int thumb1_legitimate_address_p (enum machine_mode, rtx, int);
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59 extern int thumb2_legitimate_address_p (enum machine_mode, rtx, int);
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60 extern int thumb_legitimate_offset_p (enum machine_mode, HOST_WIDE_INT);
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61 extern rtx arm_legitimize_address (rtx, rtx, enum machine_mode);
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62 extern rtx thumb_legitimize_address (rtx, rtx, enum machine_mode);
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63 extern rtx thumb_legitimize_reload_address (rtx *, enum machine_mode, int, int,
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64 int);
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65 extern int arm_const_double_rtx (rtx);
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66 extern int neg_const_double_rtx_ok_for_fpa (rtx);
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67 extern int vfp3_const_double_rtx (rtx);
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68 extern int neon_immediate_valid_for_move (rtx, enum machine_mode, rtx *, int *);
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69 extern int neon_immediate_valid_for_logic (rtx, enum machine_mode, int, rtx *,
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70 int *);
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71 extern char *neon_output_logic_immediate (const char *, rtx *,
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72 enum machine_mode, int, int);
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73 extern void neon_pairwise_reduce (rtx, rtx, enum machine_mode,
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74 rtx (*) (rtx, rtx, rtx));
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75 extern void neon_expand_vector_init (rtx, rtx);
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76 extern void neon_lane_bounds (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
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77 extern void neon_const_bounds (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
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78 extern HOST_WIDE_INT neon_element_bits (enum machine_mode);
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79 extern void neon_reinterpret (rtx, rtx);
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80 extern void neon_emit_pair_result_insn (enum machine_mode,
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81 rtx (*) (rtx, rtx, rtx, rtx),
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82 rtx, rtx, rtx);
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83 extern void neon_disambiguate_copy (rtx *, rtx *, rtx *, unsigned int);
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84 extern enum reg_class coproc_secondary_reload_class (enum machine_mode, rtx,
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85 bool);
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86 extern bool arm_tls_referenced_p (rtx);
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87 extern bool arm_cannot_force_const_mem (rtx);
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88
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89 extern int cirrus_memory_offset (rtx);
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90 extern int arm_coproc_mem_operand (rtx, bool);
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91 extern int neon_vector_mem_operand (rtx, bool);
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92 extern int neon_struct_mem_operand (rtx);
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93 extern int arm_no_early_store_addr_dep (rtx, rtx);
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94 extern int arm_no_early_alu_shift_dep (rtx, rtx);
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95 extern int arm_no_early_alu_shift_value_dep (rtx, rtx);
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96 extern int arm_no_early_mul_dep (rtx, rtx);
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97 extern int arm_mac_accumulator_is_mul_result (rtx, rtx);
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98
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99 extern int tls_mentioned_p (rtx);
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100 extern int symbol_mentioned_p (rtx);
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101 extern int label_mentioned_p (rtx);
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102 extern RTX_CODE minmax_code (rtx);
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103 extern int adjacent_mem_locations (rtx, rtx);
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104 extern int load_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
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105 extern const char *emit_ldm_seq (rtx *, int);
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106 extern int store_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
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107 extern const char * emit_stm_seq (rtx *, int);
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108 extern rtx arm_gen_load_multiple (int, int, rtx, int, int,
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109 rtx, HOST_WIDE_INT *);
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110 extern rtx arm_gen_store_multiple (int, int, rtx, int, int,
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111 rtx, HOST_WIDE_INT *);
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112 extern int arm_gen_movmemqi (rtx *);
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113 extern enum machine_mode arm_select_cc_mode (RTX_CODE, rtx, rtx);
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114 extern enum machine_mode arm_select_dominance_cc_mode (rtx, rtx,
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115 HOST_WIDE_INT);
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116 extern rtx arm_gen_compare_reg (RTX_CODE, rtx, rtx);
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117 extern rtx arm_gen_return_addr_mask (void);
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118 extern void arm_reload_in_hi (rtx *);
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119 extern void arm_reload_out_hi (rtx *);
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120 extern int arm_const_double_inline_cost (rtx);
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121 extern bool arm_const_double_by_parts (rtx);
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122 extern const char *fp_immediate_constant (rtx);
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123 extern void arm_emit_call_insn (rtx, rtx);
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124 extern const char *output_call (rtx *);
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125 extern const char *output_call_mem (rtx *);
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126 void arm_emit_movpair (rtx, rtx);
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127 extern const char *output_mov_long_double_fpa_from_arm (rtx *);
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128 extern const char *output_mov_long_double_arm_from_fpa (rtx *);
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129 extern const char *output_mov_long_double_arm_from_arm (rtx *);
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130 extern const char *output_mov_double_fpa_from_arm (rtx *);
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131 extern const char *output_mov_double_arm_from_fpa (rtx *);
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132 extern const char *output_move_double (rtx *);
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133 extern const char *output_move_quad (rtx *);
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134 extern const char *output_move_vfp (rtx *operands);
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135 extern const char *output_move_neon (rtx *operands);
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136 extern const char *output_add_immediate (rtx *);
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137 extern const char *arithmetic_instr (rtx, int);
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138 extern void output_ascii_pseudo_op (FILE *, const unsigned char *, int);
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139 extern const char *output_return_instruction (rtx, int, int);
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140 extern void arm_poke_function_name (FILE *, const char *);
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141 extern void arm_print_operand (FILE *, rtx, int);
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142 extern void arm_print_operand_address (FILE *, rtx);
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143 extern void arm_final_prescan_insn (rtx);
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144 extern int arm_debugger_arg_offset (int, rtx);
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145 extern bool arm_is_long_call_p (tree);
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146 extern int arm_emit_vector_const (FILE *, rtx);
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147 extern const char * arm_output_load_gr (rtx *);
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148 extern const char *vfp_output_fstmd (rtx *);
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149 extern void arm_set_return_address (rtx, rtx);
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150 extern int arm_eliminable_register (rtx);
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151 extern const char *arm_output_shift(rtx *, int);
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152
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153 extern bool arm_output_addr_const_extra (FILE *, rtx);
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154
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155 #if defined TREE_CODE
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156 extern rtx arm_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
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157 extern void arm_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
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158 extern bool arm_pad_arg_upward (enum machine_mode, const_tree);
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159 extern bool arm_pad_reg_upward (enum machine_mode, tree, int);
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160 extern bool arm_needs_doubleword_align (enum machine_mode, tree);
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161 extern rtx arm_function_value(const_tree, const_tree);
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162 #endif
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163 extern int arm_apply_result_size (void);
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164
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165 #endif /* RTX_CODE */
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166
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167 extern int arm_float_words_big_endian (void);
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168
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169 /* Thumb functions. */
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170 extern void arm_init_expanders (void);
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171 extern const char *thumb_unexpanded_epilogue (void);
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172 extern void thumb1_expand_prologue (void);
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173 extern void thumb1_expand_epilogue (void);
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174 #ifdef TREE_CODE
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175 extern int is_called_in_ARM_mode (tree);
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176 #endif
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177 extern int thumb_shiftable_const (unsigned HOST_WIDE_INT);
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178 #ifdef RTX_CODE
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179 extern void thumb1_final_prescan_insn (rtx);
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180 extern void thumb2_final_prescan_insn (rtx);
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181 extern const char *thumb_load_double_from_address (rtx *);
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182 extern const char *thumb_output_move_mem_multiple (int, rtx *);
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183 extern const char *thumb_call_via_reg (rtx);
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184 extern void thumb_expand_movmemqi (rtx *);
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185 extern rtx arm_return_addr (int, rtx);
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186 extern void thumb_reload_out_hi (rtx *);
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187 extern void thumb_reload_in_hi (rtx *);
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188 extern void thumb_set_return_address (rtx, rtx);
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189 extern const char *thumb2_output_casesi(rtx *);
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190 #endif
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191
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192 /* Defined in pe.c. */
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193 extern int arm_dllexport_name_p (const char *);
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194 extern int arm_dllimport_name_p (const char *);
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195
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196 #ifdef TREE_CODE
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197 extern void arm_pe_unique_section (tree, int);
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198 extern void arm_pe_encode_section_info (tree, rtx, int);
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199 extern int arm_dllexport_p (tree);
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200 extern int arm_dllimport_p (tree);
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201 extern void arm_mark_dllexport (tree);
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202 extern void arm_mark_dllimport (tree);
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203 #endif
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204
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205 extern void arm_pr_long_calls (struct cpp_reader *);
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206 extern void arm_pr_no_long_calls (struct cpp_reader *);
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207 extern void arm_pr_long_calls_off (struct cpp_reader *);
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208
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209 extern void arm_lang_object_attributes_init(void);
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210
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211 extern const char *arm_mangle_type (const_tree);
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212
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213 extern void arm_order_regs_for_local_alloc (void);
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214
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215 #endif /* ! GCC_ARM_PROTOS_H */
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