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, 2005
   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, 51 Franklin Street, Fifth Floor,
  22    Boston, MA 02110-1301, 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_load_pic_register (unsigned 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 HOST_WIDE_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 extern unsigned int arm_dbx_register_number (unsigned int);
  42 extern void arm_output_fn_unwind (FILE *, bool);
  43
  44
  45 #ifdef TREE_CODE
  46 extern int arm_return_in_memory (tree);
  47 extern void arm_encode_call_attribute (tree, int);
  48 #endif
  49 #ifdef RTX_CODE
  50 extern bool arm_vector_mode_supported_p (enum machine_mode);
  51 extern int arm_hard_regno_mode_ok (unsigned int, enum machine_mode);
  52 extern int const_ok_for_arm (HOST_WIDE_INT);
  53 extern int arm_split_constant (RTX_CODE, enum machine_mode, rtx,
  54                                HOST_WIDE_INT, rtx, rtx, int);
  55 extern RTX_CODE arm_canonicalize_comparison (RTX_CODE, enum machine_mode,
  56                                              rtx *);
  57 extern int legitimate_pic_operand_p (rtx);
  58 extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
  59 extern int arm_legitimate_address_p  (enum machine_mode, rtx, RTX_CODE, int);
  60 extern int thumb_legitimate_address_p (enum machine_mode, rtx, int);
  61 extern int thumb_legitimate_offset_p (enum machine_mode, HOST_WIDE_INT);
  62 extern rtx arm_legitimize_address (rtx, rtx, enum machine_mode);
  63 extern rtx thumb_legitimize_address (rtx, rtx, enum machine_mode);
  64 extern int arm_const_double_rtx (rtx);
  65 extern int neg_const_double_rtx_ok_for_fpa (rtx);
  66 extern enum reg_class vfp_secondary_reload_class (enum machine_mode, rtx);
  67
  68 extern int cirrus_memory_offset (rtx);
  69 extern int arm_coproc_mem_operand (rtx, bool);
  70 extern int arm_no_early_store_addr_dep (rtx, rtx);
  71 extern int arm_no_early_alu_shift_dep (rtx, rtx);
  72 extern int arm_no_early_alu_shift_value_dep (rtx, rtx);
  73 extern int arm_no_early_mul_dep (rtx, rtx);
  74
  75 extern int symbol_mentioned_p (rtx);
  76 extern int label_mentioned_p (rtx);
  77 extern RTX_CODE minmax_code (rtx);
  78 extern int adjacent_mem_locations (rtx, rtx);
  79 extern int load_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
  80 extern const char *emit_ldm_seq (rtx *, int);
  81 extern int store_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
  82 extern const char * emit_stm_seq (rtx *, int);
  83 extern rtx arm_gen_load_multiple (int, int, rtx, int, int,
  84                                   rtx, HOST_WIDE_INT *);
  85 extern rtx arm_gen_store_multiple (int, int, rtx, int, int,
  86                                    rtx, HOST_WIDE_INT *);
  87 extern int arm_gen_movmemqi (rtx *);
  88 extern rtx arm_gen_rotated_half_load (rtx);
  89 extern enum machine_mode arm_select_cc_mode (RTX_CODE, rtx, rtx);
  90 extern enum machine_mode arm_select_dominance_cc_mode (rtx, rtx,
  91                                                        HOST_WIDE_INT);
  92 extern rtx arm_gen_compare_reg (RTX_CODE, rtx, rtx);
  93 extern rtx arm_gen_return_addr_mask (void);
  94 extern void arm_reload_in_hi (rtx *);
  95 extern void arm_reload_out_hi (rtx *);
  96 extern int arm_const_double_inline_cost (rtx);
  97 extern bool arm_const_double_by_parts (rtx);
  98 extern const char *fp_immediate_constant (rtx);
  99 extern const char *output_call (rtx *);
 100 extern const char *output_call_mem (rtx *);
 101 extern const char *output_mov_long_double_fpa_from_arm (rtx *);
 102 extern const char *output_mov_long_double_arm_from_fpa (rtx *);
 103 extern const char *output_mov_long_double_arm_from_arm (rtx *);
 104 extern const char *output_mov_double_fpa_from_arm (rtx *);
 105 extern const char *output_mov_double_arm_from_fpa (rtx *);
 106 extern const char *output_move_double (rtx *);
 107 extern const char *output_add_immediate (rtx *);
 108 extern const char *arithmetic_instr (rtx, int);
 109 extern void output_ascii_pseudo_op (FILE *, const unsigned char *, int);
 110 extern const char *output_return_instruction (rtx, int, int);
 111 extern void arm_poke_function_name (FILE *, const char *);
 112 extern void arm_print_operand (FILE *, rtx, int);
 113 extern void arm_print_operand_address (FILE *, rtx);
 114 extern void arm_final_prescan_insn (rtx);
 115 extern int arm_go_if_legitimate_address (enum machine_mode, rtx);
 116 extern int arm_debugger_arg_offset (int, rtx);
 117 extern int arm_is_longcall_p (rtx, int, int);
 118 extern int    arm_emit_vector_const (FILE *, rtx);
 119 extern const char * arm_output_load_gr (rtx *);
 120 extern const char *vfp_output_fstmx (rtx *);
 121 extern void arm_set_return_address (rtx, rtx);
 122 extern int arm_eliminable_register (rtx);
 123
 124 #if defined TREE_CODE
 125 extern rtx arm_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
 126 extern void arm_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
 127 extern bool arm_pad_arg_upward (enum machine_mode, tree);
 128 extern bool arm_pad_reg_upward (enum machine_mode, tree, int);
 129 extern bool arm_needs_doubleword_align (enum machine_mode, tree);
 130 extern rtx arm_function_value(tree, tree);
 131 #endif
 132 extern int arm_apply_result_size (void);
 133
 134 #if defined AOF_ASSEMBLER
 135 extern rtx aof_pic_entry (rtx);
 136 extern char *aof_text_section (void);
 137 extern char *aof_data_section (void);
 138 extern void aof_add_import (const char *);
 139 extern void aof_delete_import (const char *);
 140 extern void zero_init_section (void);
 141 extern void common_section (void);
 142 #endif /* AOF_ASSEMBLER */
 143
 144 #endif /* RTX_CODE */
 145
 146 extern int arm_float_words_big_endian (void);
 147
 148 /* Thumb functions.  */
 149 extern void arm_init_expanders (void);
 150 extern const char *thumb_unexpanded_epilogue (void);
 151 extern void thumb_expand_prologue (void);
 152 extern void thumb_expand_epilogue (void);
 153 #ifdef TREE_CODE
 154 extern int is_called_in_ARM_mode (tree);
 155 #endif
 156 extern int thumb_shiftable_const (unsigned HOST_WIDE_INT);
 157 #ifdef RTX_CODE
 158 extern void thumb_final_prescan_insn (rtx);
 159 extern const char *thumb_load_double_from_address (rtx *);
 160 extern const char *thumb_output_move_mem_multiple (int, rtx *);
 161 extern const char *thumb_call_via_reg (rtx);
 162 extern void thumb_expand_movmemqi (rtx *);
 163 extern rtx *thumb_legitimize_pic_address (rtx, enum machine_mode, rtx);
 164 extern int thumb_go_if_legitimate_address (enum machine_mode, rtx);
 165 extern rtx arm_return_addr (int, rtx);
 166 extern void thumb_reload_out_hi (rtx *);
 167 extern void thumb_reload_in_hi (rtx *);
 168 extern void thumb_set_return_address (rtx, rtx);
 169 #endif
 170
 171 /* Defined in pe.c.  */
 172 extern int arm_dllexport_name_p (const char *);
 173 extern int arm_dllimport_name_p (const char *);
 174
 175 #ifdef TREE_CODE
 176 extern void arm_pe_unique_section (tree, int);
 177 extern void arm_pe_encode_section_info (tree, rtx, int);
 178 extern int arm_dllexport_p (tree);
 179 extern int arm_dllimport_p (tree);
 180 extern void arm_mark_dllexport (tree);
 181 extern void arm_mark_dllimport (tree);
 182 #endif
 183
 184 extern void arm_pr_long_calls (struct cpp_reader *);
 185 extern void arm_pr_no_long_calls (struct cpp_reader *);
 186 extern void arm_pr_long_calls_off (struct cpp_reader *);
 187
 188 #endif /* ! GCC_ARM_PROTOS_H */