gcc/config/c4x/c4x-protos.h

   1 /* Definitions of target machine for GNU compiler.  TMS320C[34]x
   2    Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2003, 2004, 2005,
   3    2007 Free Software Foundation, Inc.
   4
   5    Contributed by Michael Hayes (m.hayes@elec.canterbury.ac.nz)
   6               and Herman Ten Brugge (Haj.Ten.Brugge@net.HCC.nl).
   7
   8    This file is part of GCC.
   9
  10    GCC is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 3, or (at your option)
  13    any later version.
  14
  15    GCC is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with GCC; see the file COPYING3.  If not see
  22    <http://www.gnu.org/licenses/>.  */
  23
  24 #ifndef GCC_C4X_PROTOS_H
  25 #define GCC_C4X_PROTOS_H
  26
  27 extern void c4x_override_options (void);
  28
  29 extern void c4x_optimization_options (int, int);
  30
  31 extern void c4x_output_ascii (FILE *, const char *, int);
  32
  33 extern int c4x_interrupt_function_p (void);
  34
  35 extern void c4x_expand_prologue (void);
  36
  37 extern void c4x_expand_epilogue (void);
  38
  39 extern int c4x_null_epilogue_p (void);
  40
  41 extern void c4x_global_label (const char *);
  42
  43 extern void c4x_external_ref (const char *);
  44
  45 #ifdef TREE_CODE
  46 extern void c4x_function_arg_advance (CUMULATIVE_ARGS *,
  47                                       enum machine_mode, tree, int);
  48
  49 extern struct rtx_def *c4x_function_arg (CUMULATIVE_ARGS *,
  50                                          enum machine_mode, tree, int);
  51
  52 #endif /* TREE_CODE */
  53
  54
  55 #if defined(RTX_CODE) && defined(TREE_CODE)
  56 extern void c4x_init_cumulative_args (CUMULATIVE_ARGS *c, tree, rtx);
  57
  58 extern rtx c4x_expand_builtin (tree, rtx, rtx, enum machine_mode, int);
  59
  60 extern void c4x_init_builtins (void);
  61
  62 #endif /* TREE_CODE and RTX_CODE*/
  63
  64
  65 #ifdef RTX_CODE
  66 extern struct rtx_def *c4x_gen_compare_reg (enum rtx_code, rtx, rtx);
  67
  68 extern int c4x_legitimate_address_p (enum machine_mode, rtx, int);
  69
  70 extern int c4x_hard_regno_mode_ok (unsigned int, enum machine_mode);
  71
  72 extern int c4x_hard_regno_rename_ok (unsigned int, unsigned int);
  73
  74 extern struct rtx_def *c4x_legitimize_address (rtx, enum machine_mode);
  75
  76 extern void c4x_print_operand (FILE *, rtx, int);
  77
  78 extern void c4x_print_operand_address (FILE *, rtx);
  79
  80 extern enum reg_class c4x_preferred_reload_class (rtx, enum reg_class);
  81
  82 extern struct rtx_def *c4x_operand_subword (rtx, int, int, enum machine_mode);
  83
  84 extern char *c4x_output_cbranch (const char *, rtx);
  85
  86 extern int c4x_label_conflict (rtx, rtx, rtx);
  87
  88 extern int c4x_address_conflict (rtx, rtx, int, int);
  89
  90 extern void c4x_rptb_insert (rtx insn);
  91
  92 extern int c4x_rptb_nop_p (rtx);
  93
  94 extern int c4x_rptb_rpts_p (rtx, rtx);
  95
  96 extern int c4x_check_laj_p (rtx);
  97
  98 extern int c4x_autoinc_operand (rtx, enum machine_mode);
  99
 100 extern int reg_or_const_operand (rtx, enum machine_mode);
 101
 102 extern int mixed_subreg_operand (rtx, enum machine_mode);
 103
 104 extern int reg_imm_operand (rtx, enum machine_mode);
 105
 106 extern int ar0_reg_operand (rtx, enum machine_mode);
 107
 108 extern int ar0_mem_operand (rtx, enum machine_mode);
 109
 110 extern int ar1_reg_operand (rtx, enum machine_mode);
 111
 112 extern int ar1_mem_operand (rtx, enum machine_mode);
 113
 114 extern int ar2_reg_operand (rtx, enum machine_mode);
 115
 116 extern int ar2_mem_operand (rtx, enum machine_mode);
 117
 118 extern int ar3_reg_operand (rtx, enum machine_mode);
 119
 120 extern int ar3_mem_operand (rtx, enum machine_mode);
 121
 122 extern int ar4_reg_operand (rtx, enum machine_mode);
 123
 124 extern int ar4_mem_operand (rtx, enum machine_mode);
 125
 126 extern int ar5_reg_operand (rtx, enum machine_mode);
 127
 128 extern int ar5_mem_operand (rtx, enum machine_mode);
 129
 130 extern int ar6_reg_operand (rtx, enum machine_mode);
 131
 132 extern int ar6_mem_operand (rtx, enum machine_mode);
 133
 134 extern int ar7_reg_operand (rtx, enum machine_mode);
 135
 136 extern int ar7_mem_operand (rtx, enum machine_mode);
 137
 138 extern int ir0_reg_operand (rtx, enum machine_mode);
 139
 140 extern int ir0_mem_operand (rtx, enum machine_mode);
 141
 142 extern int ir1_reg_operand (rtx, enum machine_mode);
 143
 144 extern int ir1_mem_operand (rtx, enum machine_mode);
 145
 146 extern int group1_reg_operand (rtx, enum machine_mode);
 147
 148 extern int group1_mem_operand (rtx, enum machine_mode);
 149
 150 extern int arx_reg_operand (rtx, enum machine_mode);
 151
 152 extern int not_rc_reg (rtx, enum machine_mode);
 153
 154 extern int not_modify_reg (rtx, enum machine_mode);
 155
 156 extern int c4x_shiftable_constant (rtx);
 157
 158 extern int c4x_immed_float_p (rtx);
 159
 160 extern int c4x_a_register (rtx);
 161
 162 extern int c4x_x_register (rtx);
 163
 164 extern int c4x_H_constant (rtx);
 165
 166 extern int c4x_I_constant (rtx);
 167
 168 extern int c4x_J_constant (rtx);
 169
 170 extern int c4x_K_constant (rtx);
 171
 172 extern int c4x_L_constant (rtx);
 173
 174 extern int c4x_N_constant (rtx);
 175
 176 extern int c4x_O_constant (rtx);
 177
 178 extern int c4x_Q_constraint (rtx);
 179
 180 extern int c4x_R_constraint (rtx);
 181
 182 extern int c4x_S_indirect (rtx);
 183
 184 extern int c4x_S_constraint (rtx);
 185
 186 extern int c4x_T_constraint (rtx);
 187
 188 extern int c4x_U_constraint (rtx);
 189
 190 extern void c4x_emit_libcall (rtx, enum rtx_code, enum machine_mode,
 191                               enum machine_mode, int, rtx *);
 192
 193 extern void c4x_emit_libcall3 (rtx, enum rtx_code, enum machine_mode, rtx *);
 194
 195 extern void c4x_emit_libcall_mulhi (rtx, enum rtx_code,
 196                                     enum machine_mode, rtx *);
 197
 198 extern int c4x_emit_move_sequence (rtx *, enum machine_mode);
 199
 200 extern int legitimize_operands (enum rtx_code, rtx *, enum machine_mode);
 201
 202 extern int valid_operands (enum rtx_code, rtx *, enum machine_mode);
 203
 204 extern int valid_parallel_load_store (rtx *, enum machine_mode);
 205
 206 extern int valid_parallel_operands_4 (rtx *, enum machine_mode);
 207
 208 extern int valid_parallel_operands_5 (rtx *, enum machine_mode);
 209
 210 extern int valid_parallel_operands_6 (rtx *, enum machine_mode);
 211
 212 extern GTY(()) rtx smulhi3_libfunc;
 213 extern GTY(()) rtx umulhi3_libfunc;
 214 extern GTY(()) rtx fix_truncqfhi2_libfunc;
 215 extern GTY(()) rtx fixuns_truncqfhi2_libfunc;
 216 extern GTY(()) rtx fix_trunchfhi2_libfunc;
 217 extern GTY(()) rtx fixuns_trunchfhi2_libfunc;
 218 extern GTY(()) rtx floathiqf2_libfunc;
 219 extern GTY(()) rtx floatunshiqf2_libfunc;
 220 extern GTY(()) rtx floathihf2_libfunc;
 221 extern GTY(()) rtx floatunshihf2_libfunc;
 222
 223 extern GTY(()) rtx c4x_compare_op0;     /* Operand 0 for comparisons.  */
 224 extern GTY(()) rtx c4x_compare_op1;     /* Operand 1 for comparisons.  */
 225
 226 #endif /* RTX_CODE */
 227
 228 /* Smallest class containing REGNO.  */
 229 extern enum reg_class c4x_regclass_map[FIRST_PSEUDO_REGISTER];
 230 extern enum machine_mode c4x_caller_save_map[FIRST_PSEUDO_REGISTER];
 231
 232 extern void c4x_pr_CODE_SECTION (struct cpp_reader *);
 233 extern void c4x_pr_DATA_SECTION (struct cpp_reader *);
 234 extern void c4x_pr_FUNC_IS_PURE (struct cpp_reader *);
 235 extern void c4x_pr_FUNC_NEVER_RETURNS (struct cpp_reader *);
 236 extern void c4x_pr_INTERRUPT (struct cpp_reader *);
 237 extern void c4x_pr_ignored (struct cpp_reader *);
 238 extern void c4x_init_pragma (int (*) (tree *));
 239
 240 extern GTY(()) tree code_tree;
 241 extern GTY(()) tree data_tree;
 242 extern GTY(()) tree pure_tree;
 243 extern GTY(()) tree noreturn_tree;
 244 extern GTY(()) tree interrupt_tree;
 245
 246 #endif /* ! GCC_C4X_PROTOS_H */