gcc/fortran/match.h

   1 /* All matcher functions.
   2    Copyright (C) 2003-2013 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
  64
  65 /* Statement matchers.  */
  66 match gfc_match_program (void);
  67 match gfc_match_pointer_assignment (void);
  68 match gfc_match_assignment (void);
  69 match gfc_match_if (gfc_statement *);
  70 match gfc_match_else (void);
  71 match gfc_match_elseif (void);
  72 match gfc_match_critical (void);
  73 match gfc_match_block (void);
  74 match gfc_match_associate (void);
  75 match gfc_match_do (void);
  76 match gfc_match_cycle (void);
  77 match gfc_match_exit (void);
  78 match gfc_match_lock (void);
  79 match gfc_match_pause (void);
  80 match gfc_match_stop (void);
  81 match gfc_match_error_stop (void);
  82 match gfc_match_continue (void);
  83 match gfc_match_assign (void);
  84 match gfc_match_goto (void);
  85 match gfc_match_sync_all (void);
  86 match gfc_match_sync_images (void);
  87 match gfc_match_sync_memory (void);
  88 match gfc_match_unlock (void);
  89
  90 match gfc_match_allocate (void);
  91 match gfc_match_nullify (void);
  92 match gfc_match_deallocate (void);
  93 match gfc_match_return (void);
  94 match gfc_match_call (void);
  95
  96 /* We want to use this function to check for a common-block-name
  97    that can exist in a bind statement, so removed the "static"
  98    declaration of the function in match.c.
  99
 100    TODO: should probably rename this now that it'll be globally seen to
 101    gfc_match_common_name.  */
 102 match match_common_name (char *name);
 103
 104 match gfc_match_common (void);
 105 match gfc_match_block_data (void);
 106 match gfc_match_namelist (void);
 107 match gfc_match_module (void);
 108 match gfc_match_equivalence (void);
 109 match gfc_match_st_function (void);
 110 match gfc_match_case (void);
 111 match gfc_match_select (void);
 112 match gfc_match_select_type (void);
 113 match gfc_match_type_is (void);
 114 match gfc_match_class_is (void);
 115 match gfc_match_where (gfc_statement *);
 116 match gfc_match_elsewhere (void);
 117 match gfc_match_forall (gfc_statement *);
 118
 119 /* Other functions.  */
 120
 121 gfc_common_head *gfc_get_common (const char *, int);
 122
 123 /* openmp.c.  */
 124
 125 /* OpenMP directive matchers.  */
 126 match gfc_match_omp_eos (void);
 127 match gfc_match_omp_atomic (void);
 128 match gfc_match_omp_barrier (void);
 129 match gfc_match_omp_critical (void);
 130 match gfc_match_omp_do (void);
 131 match gfc_match_omp_flush (void);
 132 match gfc_match_omp_master (void);
 133 match gfc_match_omp_ordered (void);
 134 match gfc_match_omp_parallel (void);
 135 match gfc_match_omp_parallel_do (void);
 136 match gfc_match_omp_parallel_sections (void);
 137 match gfc_match_omp_parallel_workshare (void);
 138 match gfc_match_omp_sections (void);
 139 match gfc_match_omp_single (void);
 140 match gfc_match_omp_task (void);
 141 match gfc_match_omp_taskwait (void);
 142 match gfc_match_omp_taskyield (void);
 143 match gfc_match_omp_threadprivate (void);
 144 match gfc_match_omp_workshare (void);
 145 match gfc_match_omp_end_nowait (void);
 146 match gfc_match_omp_end_single (void);
 147
 148 /* decl.c.  */
 149
 150 match gfc_match_data (void);
 151 match gfc_match_null (gfc_expr **);
 152 match gfc_match_kind_spec (gfc_typespec *, bool);
 153 match gfc_match_old_kind_spec (gfc_typespec *);
 154 match gfc_match_decl_type_spec (gfc_typespec *, int);
 155
 156 match gfc_match_end (gfc_statement *);
 157 match gfc_match_data_decl (void);
 158 match gfc_match_formal_arglist (gfc_symbol *, int, int);
 159 match gfc_match_procedure (void);
 160 match gfc_match_generic (void);
 161 match gfc_match_function_decl (void);
 162 match gfc_match_entry (void);
 163 match gfc_match_subroutine (void);
 164 match gfc_match_derived_decl (void);
 165 match gfc_match_final_decl (void);
 166
 167 match gfc_match_implicit_none (void);
 168 match gfc_match_implicit (void);
 169
 170 void gfc_set_constant_character_len (int, gfc_expr *, int);
 171
 172 /* Matchers for attribute declarations.  */
 173 match gfc_match_allocatable (void);
 174 match gfc_match_asynchronous (void);
 175 match gfc_match_codimension (void);
 176 match gfc_match_contiguous (void);
 177 match gfc_match_dimension (void);
 178 match gfc_match_external (void);
 179 match gfc_match_gcc_attributes (void);
 180 match gfc_match_import (void);
 181 match gfc_match_intent (void);
 182 match gfc_match_intrinsic (void);
 183 match gfc_match_optional (void);
 184 match gfc_match_parameter (void);
 185 match gfc_match_pointer (void);
 186 match gfc_match_protected (void);
 187 match gfc_match_private (gfc_statement *);
 188 match gfc_match_public (gfc_statement *);
 189 match gfc_match_save (void);
 190 match gfc_match_modproc (void);
 191 match gfc_match_target (void);
 192 match gfc_match_value (void);
 193 match gfc_match_volatile (void);
 194
 195 /* decl.c.  */
 196
 197 /* Fortran 2003 c interop.
 198    TODO: some of these should be moved to another file rather than decl.c */
 199 void set_com_block_bind_c (gfc_common_head *, int);
 200 bool set_verify_bind_c_sym (gfc_symbol *, int);
 201 bool set_verify_bind_c_com_block (gfc_common_head *, int);
 202 bool get_bind_c_idents (void);
 203 match gfc_match_bind_c_stmt (void);
 204 match gfc_match_suffix (gfc_symbol *, gfc_symbol **);
 205 match gfc_match_bind_c (gfc_symbol *, bool);
 206 match gfc_get_type_attr_spec (symbol_attribute *, char*);
 207
 208 /* primary.c.  */
 209 match gfc_match_structure_constructor (gfc_symbol *, gfc_expr **);
 210 match gfc_match_variable (gfc_expr **, int);
 211 match gfc_match_equiv_variable (gfc_expr **);
 212 match gfc_match_actual_arglist (int, gfc_actual_arglist **);
 213 match gfc_match_literal_constant (gfc_expr **, int);
 214
 215 /* expr.c -- FIXME: this one should be eliminated by moving the
 216    matcher to matchexp.c and a call to a new function in expr.c that
 217    only makes sure the init expr. is valid.  */
 218 bool gfc_reduce_init_expr (gfc_expr *expr);
 219 match gfc_match_init_expr (gfc_expr **);
 220
 221 /* array.c.  */
 222 match gfc_match_array_spec (gfc_array_spec **, bool, bool);
 223 match gfc_match_array_ref (gfc_array_ref *, gfc_array_spec *, int, int);
 224 match gfc_match_array_constructor (gfc_expr **);
 225
 226 /* interface.c.  */
 227 match gfc_match_abstract_interface (void);
 228 match gfc_match_generic_spec (interface_type *, char *, gfc_intrinsic_op *);
 229 match gfc_match_interface (void);
 230 match gfc_match_end_interface (void);
 231
 232 /* io.c.  */
 233 match gfc_match_format (void);
 234 match gfc_match_open (void);
 235 match gfc_match_close (void);
 236 match gfc_match_endfile (void);
 237 match gfc_match_backspace (void);
 238 match gfc_match_rewind (void);
 239 match gfc_match_flush (void);
 240 match gfc_match_inquire (void);
 241 match gfc_match_read (void);
 242 match gfc_match_wait (void);
 243 match gfc_match_write (void);
 244 match gfc_match_print (void);
 245
 246 /* matchexp.c.  */
 247 match gfc_match_defined_op_name (char *, int);
 248 match gfc_match_expr (gfc_expr **);
 249
 250 /* module.c.  */
 251 match gfc_match_use (void);
 252 void gfc_use_modules (void);
 253
 254 #endif  /* GFC_MATCH_H  */
 255