gcc/fortran/match.h

   1 /* All matcher functions.
   2    Copyright (C) 2003-2018 Free Software Foundation, Inc.
   3    Contributed by Steven Bosscher
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify it under
   8 the terms of the GNU General Public License as published by the Free
   9 Software Foundation; either version 3, or (at your option) any later
  10 version.
  11
  12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21
  22 #ifndef GFC_MATCH_H
  23 #define GFC_MATCH_H
  24
  25 /* gfc_new_block points to the symbol of a newly matched block.  */
  26 extern gfc_symbol *gfc_new_block;
  27
  28 /* Current statement label.  Zero means no statement label.  Because
  29    new_st can get wiped during statement matching, we have to keep it
  30    separate.  */
  31 extern gfc_st_label *gfc_statement_label;
  32
  33 extern int gfc_matching_ptr_assignment;
  34 extern int gfc_matching_procptr_assignment;
  35 extern bool gfc_matching_prefix;
  36
  37 /* Default access specifier while matching procedure bindings.  */
  38 extern gfc_access gfc_typebound_default_access;
  39
  40 /****************** All gfc_match* routines *****************/
  41
  42 /* match.c.  */
  43
  44 /* Generic match subroutines.  */
  45 match gfc_match_special_char (gfc_char_t *);
  46 match gfc_match_space (void);
  47 match gfc_match_eos (void);
  48 match gfc_match_small_literal_int (int *, int *);
  49 match gfc_match_st_label (gfc_st_label **);
  50 match gfc_match_label (void);
  51 match gfc_match_small_int (int *);
  52 match gfc_match_small_int_expr (int *, gfc_expr **);
  53 match gfc_match_name (char *);
  54 match gfc_match_name_C (const char **buffer);
  55 match gfc_match_symbol (gfc_symbol **, int);
  56 match gfc_match_sym_tree (gfc_symtree **, int);
  57 match gfc_match_intrinsic_op (gfc_intrinsic_op *);
  58 match gfc_match_char (char);
  59 match gfc_match (const char *, ...);
  60 match gfc_match_iterator (gfc_iterator *, int);
  61 match gfc_match_parens (void);
  62 match gfc_match_type_spec (gfc_typespec *);
  63 match gfc_match_member_sep(gfc_symbol *);
  64
  65
  66 /* Statement matchers.  */
  67 match gfc_match_program (void);
  68 match gfc_match_pointer_assignment (void);
  69 match gfc_match_assignment (void);
  70 match gfc_match_if (gfc_statement *);
  71 match gfc_match_else (void);
  72 match gfc_match_elseif (void);
  73 match gfc_match_event_post (void);
  74 match gfc_match_event_wait (void);
  75 match gfc_match_critical (void);
  76 match gfc_match_fail_image (void);
  77 match gfc_match_change_team (void);
  78 match gfc_match_end_team (void);
  79 match gfc_match_form_team (void);
  80 match gfc_match_sync_team (void);
  81 match gfc_match_block (void);
  82 match gfc_match_associate (void);
  83 match gfc_match_do (void);
  84 match gfc_match_cycle (void);
  85 match gfc_match_exit (void);
  86 match gfc_match_lock (void);
  87 match gfc_match_pause (void);
  88 match gfc_match_stop (void);
  89 match gfc_match_error_stop (void);
  90 match gfc_match_continue (void);
  91 match gfc_match_assign (void);
  92 match gfc_match_goto (void);
  93 match gfc_match_sync_all (void);
  94 match gfc_match_sync_images (void);
  95 match gfc_match_sync_memory (void);
  96 match gfc_match_unlock (void);
  97
  98 match gfc_match_allocate (void);
  99 match gfc_match_nullify (void);
 100 match gfc_match_deallocate (void);
 101 match gfc_match_return (void);
 102 match gfc_match_call (void);
 103
 104 /* We want to use this function to check for a common-block-name
 105    that can exist in a bind statement, so removed the "static"
 106    declaration of the function in match.c.
 107
 108    TODO: should probably rename this now that it'll be globally seen to
 109    gfc_match_common_name.  */
 110 match match_common_name (char *name);
 111
 112 match gfc_match_common (void);
 113 match gfc_match_block_data (void);
 114 match gfc_match_namelist (void);
 115 match gfc_match_module (void);
 116 match gfc_match_equivalence (void);
 117 match gfc_match_st_function (void);
 118 match gfc_match_ptr_fcn_assign (void);
 119 match gfc_match_case (void);
 120 match gfc_match_select (void);
 121 match gfc_match_select_type (void);
 122 match gfc_match_type_is (void);
 123 match gfc_match_class_is (void);
 124 match gfc_match_where (gfc_statement *);
 125 match gfc_match_elsewhere (void);
 126 match gfc_match_forall (gfc_statement *);
 127
 128 /* Other functions.  */
 129
 130 gfc_common_head *gfc_get_common (const char *, int);
 131
 132 /* openmp.c.  */
 133
 134 /* OpenACC directive matchers.  */
 135 match gfc_match_oacc_atomic (void);
 136 match gfc_match_oacc_cache (void);
 137 match gfc_match_oacc_wait (void);
 138 match gfc_match_oacc_update (void);
 139 match gfc_match_oacc_declare (void);
 140 match gfc_match_oacc_loop (void);
 141 match gfc_match_oacc_host_data (void);
 142 match gfc_match_oacc_data (void);
 143 match gfc_match_oacc_kernels (void);
 144 match gfc_match_oacc_kernels_loop (void);
 145 match gfc_match_oacc_parallel (void);
 146 match gfc_match_oacc_parallel_loop (void);
 147 match gfc_match_oacc_enter_data (void);
 148 match gfc_match_oacc_exit_data (void);
 149 match gfc_match_oacc_routine (void);
 150
 151 /* OpenMP directive matchers.  */
 152 match gfc_match_omp_eos (void);
 153 match gfc_match_omp_atomic (void);
 154 match gfc_match_omp_barrier (void);
 155 match gfc_match_omp_cancel (void);
 156 match gfc_match_omp_cancellation_point (void);
 157 match gfc_match_omp_critical (void);
 158 match gfc_match_omp_declare_reduction (void);
 159 match gfc_match_omp_declare_simd (void);
 160 match gfc_match_omp_declare_target (void);
 161 match gfc_match_omp_distribute (void);
 162 match gfc_match_omp_distribute_parallel_do (void);
 163 match gfc_match_omp_distribute_parallel_do_simd (void);
 164 match gfc_match_omp_distribute_simd (void);
 165 match gfc_match_omp_do (void);
 166 match gfc_match_omp_do_simd (void);
 167 match gfc_match_omp_flush (void);
 168 match gfc_match_omp_master (void);
 169 match gfc_match_omp_ordered (void);
 170 match gfc_match_omp_ordered_depend (void);
 171 match gfc_match_omp_parallel (void);
 172 match gfc_match_omp_parallel_do (void);
 173 match gfc_match_omp_parallel_do_simd (void);
 174 match gfc_match_omp_parallel_sections (void);
 175 match gfc_match_omp_parallel_workshare (void);
 176 match gfc_match_omp_sections (void);
 177 match gfc_match_omp_simd (void);
 178 match gfc_match_omp_single (void);
 179 match gfc_match_omp_target (void);
 180 match gfc_match_omp_target_data (void);
 181 match gfc_match_omp_target_enter_data (void);
 182 match gfc_match_omp_target_exit_data (void);
 183 match gfc_match_omp_target_parallel (void);
 184 match gfc_match_omp_target_parallel_do (void);
 185 match gfc_match_omp_target_parallel_do_simd (void);
 186 match gfc_match_omp_target_simd (void);
 187 match gfc_match_omp_target_teams (void);
 188 match gfc_match_omp_target_teams_distribute (void);
 189 match gfc_match_omp_target_teams_distribute_parallel_do (void);
 190 match gfc_match_omp_target_teams_distribute_parallel_do_simd (void);
 191 match gfc_match_omp_target_teams_distribute_simd (void);
 192 match gfc_match_omp_target_update (void);
 193 match gfc_match_omp_task (void);
 194 match gfc_match_omp_taskgroup (void);
 195 match gfc_match_omp_taskloop (void);
 196 match gfc_match_omp_taskloop_simd (void);
 197 match gfc_match_omp_taskwait (void);
 198 match gfc_match_omp_taskyield (void);
 199 match gfc_match_omp_teams (void);
 200 match gfc_match_omp_teams_distribute (void);
 201 match gfc_match_omp_teams_distribute_parallel_do (void);
 202 match gfc_match_omp_teams_distribute_parallel_do_simd (void);
 203 match gfc_match_omp_teams_distribute_simd (void);
 204 match gfc_match_omp_threadprivate (void);
 205 match gfc_match_omp_workshare (void);
 206 match gfc_match_omp_end_critical (void);
 207 match gfc_match_omp_end_nowait (void);
 208 match gfc_match_omp_end_single (void);
 209
 210 /* decl.c.  */
 211
 212 match gfc_match_data (void);
 213 match gfc_match_null (gfc_expr **);
 214 match gfc_match_kind_spec (gfc_typespec *, bool);
 215 match gfc_match_old_kind_spec (gfc_typespec *);
 216 match gfc_match_decl_type_spec (gfc_typespec *, int);
 217
 218 match gfc_match_end (gfc_statement *);
 219 match gfc_match_data_decl (void);
 220 match gfc_match_formal_arglist (gfc_symbol *, int, int, bool = false);
 221 match gfc_match_procedure (void);
 222 match gfc_match_generic (void);
 223 match gfc_match_function_decl (void);
 224 match gfc_match_entry (void);
 225 match gfc_match_subroutine (void);
 226 match gfc_match_submod_proc (void);
 227 match gfc_match_map (void);
 228 match gfc_match_union (void);
 229 match gfc_match_structure_decl (void);
 230 match gfc_match_derived_decl (void);
 231 match gfc_match_final_decl (void);
 232 match gfc_match_type (gfc_statement *);
 233
 234 match gfc_match_implicit_none (void);
 235 match gfc_match_implicit (void);
 236
 237 void gfc_set_constant_character_len (gfc_charlen_t, gfc_expr *,
 238                                      gfc_charlen_t);
 239
 240 /* Matchers for attribute declarations.  */
 241 match gfc_match_allocatable (void);
 242 match gfc_match_asynchronous (void);
 243 match gfc_match_automatic (void);
 244 match gfc_match_codimension (void);
 245 match gfc_match_contiguous (void);
 246 match gfc_match_dimension (void);
 247 match gfc_match_external (void);
 248 match gfc_match_gcc_attributes (void);
 249 match gfc_match_gcc_unroll (void);
 250 match gfc_match_import (void);
 251 match gfc_match_intent (void);
 252 match gfc_match_intrinsic (void);
 253 match gfc_match_optional (void);
 254 match gfc_match_parameter (void);
 255 match gfc_match_pointer (void);
 256 match gfc_match_protected (void);
 257 match gfc_match_private (gfc_statement *);
 258 match gfc_match_public (gfc_statement *);
 259 match gfc_match_save (void);
 260 match gfc_match_static (void);
 261 match gfc_match_modproc (void);
 262 match gfc_match_target (void);
 263 match gfc_match_value (void);
 264 match gfc_match_volatile (void);
 265
 266 /* decl.c.  */
 267
 268 /* Fortran 2003 c interop.
 269    TODO: some of these should be moved to another file rather than decl.c */
 270 void set_com_block_bind_c (gfc_common_head *, int);
 271 bool set_verify_bind_c_sym (gfc_symbol *, int);
 272 bool set_verify_bind_c_com_block (gfc_common_head *, int);
 273 bool get_bind_c_idents (void);
 274 match gfc_match_bind_c_stmt (void);
 275 match gfc_match_suffix (gfc_symbol *, gfc_symbol **);
 276 match gfc_match_bind_c (gfc_symbol *, bool);
 277 match gfc_get_type_attr_spec (symbol_attribute *, char*);
 278
 279 /* primary.c.  */
 280 match gfc_match_structure_constructor (gfc_symbol *, gfc_expr **);
 281 match gfc_match_variable (gfc_expr **, int);
 282 match gfc_match_equiv_variable (gfc_expr **);
 283 match gfc_match_actual_arglist (int, gfc_actual_arglist **, bool = false);
 284 match gfc_match_literal_constant (gfc_expr **, int);
 285
 286 /* expr.c -- FIXME: this one should be eliminated by moving the
 287    matcher to matchexp.c and a call to a new function in expr.c that
 288    only makes sure the init expr. is valid.  */
 289 bool gfc_reduce_init_expr (gfc_expr *expr);
 290 match gfc_match_init_expr (gfc_expr **);
 291
 292 /* array.c.  */
 293 match gfc_match_array_spec (gfc_array_spec **, bool, bool);
 294 match gfc_match_array_ref (gfc_array_ref *, gfc_array_spec *, int, int);
 295 match gfc_match_array_constructor (gfc_expr **);
 296
 297 /* interface.c.  */
 298 match gfc_match_abstract_interface (void);
 299 match gfc_match_generic_spec (interface_type *, char *, gfc_intrinsic_op *);
 300 match gfc_match_interface (void);
 301 match gfc_match_end_interface (void);
 302
 303 /* io.c.  */
 304 match gfc_match_format (void);
 305 match gfc_match_open (void);
 306 match gfc_match_close (void);
 307 match gfc_match_endfile (void);
 308 match gfc_match_backspace (void);
 309 match gfc_match_rewind (void);
 310 match gfc_match_flush (void);
 311 match gfc_match_inquire (void);
 312 match gfc_match_read (void);
 313 match gfc_match_wait (void);
 314 match gfc_match_write (void);
 315 match gfc_match_print (void);
 316
 317 /* matchexp.c.  */
 318 match gfc_match_defined_op_name (char *, int);
 319 match gfc_match_expr (gfc_expr **);
 320
 321 /* module.c.  */
 322 match gfc_match_use (void);
 323 match gfc_match_submodule (void);
 324 void gfc_use_modules (void);
 325
 326 #endif  /* GFC_MATCH_H  */
 327