gcc/config/arm/arm-protos.h

   1 /* Prototypes for exported functions defined in arm.c and pe.c
   2    Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
   3    Free Software Foundation, Inc.
   4    Contributed by Richard Earnshaw (rearnsha@arm.com)
   5    Minor hacks by Nick Clifton (nickc@cygnus.com)
   6
   7    This file is part of GCC.
   8
   9    GCC is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2, or (at your option)
  12    any later version.
  13
  14    GCC is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with GCC; see the file COPYING.  If not, write to
  21    the Free Software Foundation, 59 Temple Place - Suite 330,
  22    Boston, MA 02111-1307, USA.  */
  23
  24 #ifndef GCC_ARM_PROTOS_H
  25 #define GCC_ARM_PROTOS_H
  26
  27 extern void arm_override_options (void);
  28 extern int use_return_insn (int, rtx);
  29 extern int arm_regno_class (int);
  30 extern void arm_finalize_pic (int);
  31 extern int arm_volatile_func (void);
  32 extern const char *arm_output_epilogue (rtx);
  33 extern void arm_expand_prologue (void);
  34 extern const char *arm_strip_name_encoding (const char *);
  35 extern void arm_asm_output_labelref (FILE *, const char *);
  36 extern unsigned long arm_current_func_type (void);
  37 extern unsigned int arm_compute_initial_elimination_offset (unsigned int,
  38                                                             unsigned int);
  39 extern HOST_WIDE_INT thumb_compute_initial_elimination_offset (unsigned int,
  40                                                                unsigned int);
  41
  42 #ifdef TREE_CODE
  43 extern int arm_return_in_memory (tree);
  44 extern void arm_encode_call_attribute (tree, int);
  45 #endif
  46 #ifdef RTX_CODE
  47 extern int arm_hard_regno_mode_ok (unsigned int, enum machine_mode);
  48 extern int const_ok_for_arm (HOST_WIDE_INT);
  49 extern int arm_split_constant (RTX_CODE, enum machine_mode, HOST_WIDE_INT, rtx,
  50                                rtx, int);
  51 extern RTX_CODE arm_canonicalize_comparison (RTX_CODE, rtx *);
  52 extern int legitimate_pic_operand_p (rtx);
  53 extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
  54 extern int arm_legitimate_address_p  (enum machine_mode, rtx, RTX_CODE, int);
  55 extern int thumb_legitimate_address_p (enum machine_mode, rtx, int);
  56 extern int thumb_legitimate_offset_p (enum machine_mode, HOST_WIDE_INT);
  57 extern rtx arm_legitimize_address (rtx, rtx, enum machine_mode);
  58 extern rtx thumb_legitimize_address (rtx, rtx, enum machine_mode);
  59 extern int arm_const_double_rtx (rtx);
  60 extern int neg_const_double_rtx_ok_for_fpa (rtx);
  61 extern enum reg_class vfp_secondary_reload_class (enum machine_mode, rtx);
  62
  63 /* Predicates.  */
  64 extern int s_register_operand (rtx, enum machine_mode);
  65 extern int arm_hard_register_operand (rtx, enum machine_mode);
  66 extern int arm_general_register_operand (rtx, enum machine_mode);
  67 extern int f_register_operand (rtx, enum machine_mode);
  68 extern int reg_or_int_operand (rtx, enum machine_mode);
  69 extern int arm_reload_memory_operand (rtx, enum machine_mode);
  70 extern int arm_rhs_operand (rtx, enum machine_mode);
  71 extern int arm_rhsm_operand (rtx, enum machine_mode);
  72 extern int arm_add_operand (rtx, enum machine_mode);
  73 extern int arm_addimm_operand (rtx, enum machine_mode);
  74 extern int arm_not_operand (rtx, enum machine_mode);
  75 extern int arm_extendqisi_mem_op (rtx, enum machine_mode);
  76 extern int offsettable_memory_operand (rtx, enum machine_mode);
  77 extern int alignable_memory_operand (rtx, enum machine_mode);
  78 extern int arm_float_rhs_operand (rtx, enum machine_mode);
  79 extern int arm_float_add_operand (rtx, enum machine_mode);
  80 extern int power_of_two_operand (rtx, enum machine_mode);
  81 extern int nonimmediate_di_operand (rtx, enum machine_mode);
  82 extern int di_operand (rtx, enum machine_mode);
  83 extern int nonimmediate_soft_df_operand (rtx, enum machine_mode);
  84 extern int soft_df_operand (rtx, enum machine_mode);
  85 extern int index_operand (rtx, enum machine_mode);
  86 extern int const_shift_operand (rtx, enum machine_mode);
  87 extern int arm_comparison_operator (rtx, enum machine_mode);
  88 extern int shiftable_operator (rtx, enum machine_mode);
  89 extern int shift_operator (rtx, enum machine_mode);
  90 extern int equality_operator (rtx, enum machine_mode);
  91 extern int minmax_operator (rtx, enum machine_mode);
  92 extern int cc_register (rtx, enum machine_mode);
  93 extern int dominant_cc_register (rtx, enum machine_mode);
  94 extern int logical_binary_operator (rtx, enum machine_mode);
  95 extern int multi_register_push (rtx, enum machine_mode);
  96 extern int load_multiple_operation (rtx, enum machine_mode);
  97 extern int store_multiple_operation (rtx, enum machine_mode);
  98 extern int cirrus_fp_register (rtx, enum machine_mode);
  99 extern int cirrus_general_operand (rtx, enum machine_mode);
 100 extern int cirrus_register_operand (rtx, enum machine_mode);
 101 extern int cirrus_shift_const (rtx, enum machine_mode);
 102 extern int cirrus_memory_offset (rtx);
 103 extern int vfp_mem_operand (rtx);
 104 extern int vfp_compare_operand (rtx, enum machine_mode);
 105 extern int arm_float_compare_operand (rtx, enum machine_mode);
 106 extern int arm_no_early_store_addr_dep (rtx, rtx);
 107 extern int arm_no_early_alu_shift_dep (rtx, rtx);
 108 extern int arm_no_early_alu_shift_value_dep (rtx, rtx);
 109 extern int arm_no_early_mul_dep (rtx, rtx);
 110
 111 extern int symbol_mentioned_p (rtx);
 112 extern int label_mentioned_p (rtx);
 113 extern RTX_CODE minmax_code (rtx);
 114 extern int adjacent_mem_locations (rtx, rtx);
 115 extern int load_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
 116 extern const char *emit_ldm_seq (rtx *, int);
 117 extern int store_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
 118 extern const char * emit_stm_seq (rtx *, int);
 119 extern rtx arm_gen_load_multiple (int, int, rtx, int, int, int, int, int);
 120 extern rtx arm_gen_store_multiple (int, int, rtx, int, int, int, int, int);
 121 extern int arm_gen_movstrqi (rtx *);
 122 extern rtx arm_gen_rotated_half_load (rtx);
 123 extern enum machine_mode arm_select_cc_mode (RTX_CODE, rtx, rtx);
 124 extern enum machine_mode arm_select_dominance_cc_mode (rtx, rtx,
 125                                                        HOST_WIDE_INT);
 126 extern rtx arm_gen_compare_reg (RTX_CODE, rtx, rtx);
 127 extern rtx arm_gen_return_addr_mask (void);
 128 extern void arm_reload_in_hi (rtx *);
 129 extern void arm_reload_out_hi (rtx *);
 130 extern const char *fp_immediate_constant (rtx);
 131 extern const char *output_call (rtx *);
 132 extern const char *output_call_mem (rtx *);
 133 extern const char *output_mov_long_double_fpa_from_arm (rtx *);
 134 extern const char *output_mov_long_double_arm_from_fpa (rtx *);
 135 extern const char *output_mov_long_double_arm_from_arm (rtx *);
 136 extern const char *output_mov_double_fpa_from_arm (rtx *);
 137 extern const char *output_mov_double_arm_from_fpa (rtx *);
 138 extern const char *output_move_double (rtx *);
 139 extern const char *output_mov_immediate (rtx *);
 140 extern const char *output_add_immediate (rtx *);
 141 extern const char *arithmetic_instr (rtx, int);
 142 extern void output_ascii_pseudo_op (FILE *, const unsigned char *, int);
 143 extern const char *output_return_instruction (rtx, int, int);
 144 extern void arm_poke_function_name (FILE *, const char *);
 145 extern void arm_print_operand (FILE *, rtx, int);
 146 extern void arm_print_operand_address (FILE *, rtx);
 147 extern void arm_final_prescan_insn (rtx);
 148 extern int arm_go_if_legitimate_address (enum machine_mode, rtx);
 149 extern int arm_debugger_arg_offset (int, rtx);
 150 extern int arm_is_longcall_p (rtx, int, int);
 151 extern int    arm_emit_vector_const (FILE *, rtx);
 152 extern const char * arm_output_load_gr (rtx *);
 153 extern const char *vfp_output_fstmx (rtx *);
 154
 155 #if defined TREE_CODE
 156 extern rtx arm_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
 157 extern void arm_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
 158 extern rtx arm_va_arg (tree, tree);
 159 extern int arm_function_arg_pass_by_reference (CUMULATIVE_ARGS *,
 160                                                enum machine_mode, tree, int);
 161 extern bool arm_needs_doubleword_align (enum machine_mode, tree);
 162 #endif
 163
 164 #if defined AOF_ASSEMBLER
 165 extern rtx aof_pic_entry (rtx);
 166 extern char *aof_text_section (void);
 167 extern char *aof_data_section (void);
 168 extern void aof_add_import (const char *);
 169 extern void aof_delete_import (const char *);
 170 extern void zero_init_section (void);
 171 extern void common_section (void);
 172 #endif /* AOF_ASSEMBLER */
 173
 174 #endif /* RTX_CODE */
 175
 176 extern int arm_float_words_big_endian (void);
 177
 178 /* Thumb functions.  */
 179 extern void arm_init_expanders (void);
 180 extern const char *thumb_unexpanded_epilogue (void);
 181 extern void thumb_expand_prologue (void);
 182 extern void thumb_expand_epilogue (void);
 183 #ifdef TREE_CODE
 184 extern int is_called_in_ARM_mode (tree);
 185 #endif
 186 extern int thumb_shiftable_const (unsigned HOST_WIDE_INT);
 187 #ifdef RTX_CODE
 188 extern void thumb_final_prescan_insn (rtx);
 189 extern const char *thumb_load_double_from_address (rtx *);
 190 extern const char *thumb_output_move_mem_multiple (int, rtx *);
 191 extern void thumb_expand_movstrqi (rtx *);
 192 extern int thumb_cmp_operand (rtx, enum machine_mode);
 193 extern int thumb_cbrch_target_operand (rtx, enum machine_mode);
 194 extern rtx *thumb_legitimize_pic_address (rtx, enum machine_mode, rtx);
 195 extern int thumb_go_if_legitimate_address (enum machine_mode, rtx);
 196 extern rtx arm_return_addr (int, rtx);
 197 extern void thumb_reload_out_hi (rtx *);
 198 extern void thumb_reload_in_hi (rtx *);
 199 #endif
 200
 201 /* Defined in pe.c.  */
 202 extern int arm_dllexport_name_p (const char *);
 203 extern int arm_dllimport_name_p (const char *);
 204
 205 #ifdef TREE_CODE
 206 extern void arm_pe_unique_section (tree, int);
 207 extern void arm_pe_encode_section_info (tree, rtx, int);
 208 extern int arm_dllexport_p (tree);
 209 extern int arm_dllimport_p (tree);
 210 extern void arm_mark_dllexport (tree);
 211 extern void arm_mark_dllimport (tree);
 212 #endif
 213
 214 extern void arm_pr_long_calls (struct cpp_reader *);
 215 extern void arm_pr_no_long_calls (struct cpp_reader *);
 216 extern void arm_pr_long_calls_off (struct cpp_reader *);
 217
 218 #endif /* ! GCC_ARM_PROTOS_H */