gcc/fortran/match.h

   1 /* All matcher functions.
   2    Copyright (C) 2003, 2005, 2007, 2008
   3    Free Software Foundation, Inc.
   4    Contributed by Steven Bosscher
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify it under
   9 the terms of the GNU General Public License as published by the Free
  10 Software Foundation; either version 3, or (at your option) any later
  11 version.
  12
  13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  16 for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING3.  If not see
  20 <http://www.gnu.org/licenses/>.  */
  21
  22
  23 #ifndef GFC_MATCH_H
  24 #define GFC_MATCH_H
  25
  26 #include "gfortran.h"
  27
  28 /* gfc_new_block points to the symbol of a newly matched block.  */
  29 extern gfc_symbol *gfc_new_block;
  30
  31 /* Current statement label.  Zero means no statement label.  Because
  32    new_st can get wiped during statement matching, we have to keep it
  33    separate.  */
  34 extern gfc_st_label *gfc_statement_label;
  35
  36 /****************** All gfc_match* routines *****************/
  37
  38 /* match.c.  */
  39
  40 /* Generic match subroutines.  */
  41 match gfc_match_special_char (gfc_char_t *);
  42 match gfc_match_space (void);
  43 match gfc_match_eos (void);
  44 match gfc_match_small_literal_int (int *, int *);
  45 match gfc_match_st_label (gfc_st_label **);
  46 match gfc_match_label (void);
  47 match gfc_match_small_int (int *);
  48 match gfc_match_small_int_expr (int *, gfc_expr **);
  49 match gfc_match_name (char *);
  50 match gfc_match_name_C (char *buffer);
  51 match gfc_match_symbol (gfc_symbol **, int);
  52 match gfc_match_sym_tree (gfc_symtree **, int);
  53 match gfc_match_intrinsic_op (gfc_intrinsic_op *);
  54 match gfc_match_char (char);
  55 match gfc_match (const char *, ...);
  56 match gfc_match_iterator (gfc_iterator *, int);
  57 match gfc_match_parens (void);
  58
  59 /* Statement matchers.  */
  60 match gfc_match_program (void);
  61 match gfc_match_pointer_assignment (void);
  62 match gfc_match_assignment (void);
  63 match gfc_match_if (gfc_statement *);
  64 match gfc_match_else (void);
  65 match gfc_match_elseif (void);
  66 match gfc_match_do (void);
  67 match gfc_match_cycle (void);
  68 match gfc_match_exit (void);
  69 match gfc_match_pause (void);
  70 match gfc_match_stop (void);
  71 match gfc_match_continue (void);
  72 match gfc_match_assign (void);
  73 match gfc_match_goto (void);
  74
  75 match gfc_match_allocate (void);
  76 match gfc_match_nullify (void);
  77 match gfc_match_deallocate (void);
  78 match gfc_match_return (void);
  79 match gfc_match_call (void);
  80
  81 /* We want to use this function to check for a common-block-name
  82    that can exist in a bind statement, so removed the "static"
  83    declaration of the function in match.c.
  84
  85    TODO: should probably rename this now that it'll be globally seen to
  86    gfc_match_common_name.  */
  87 match match_common_name (char *name);
  88
  89 match gfc_match_common (void);
  90 match gfc_match_block_data (void);
  91 match gfc_match_namelist (void);
  92 match gfc_match_module (void);
  93 match gfc_match_equivalence (void);
  94 match gfc_match_st_function (void);
  95 match gfc_match_case (void);
  96 match gfc_match_select (void);
  97 match gfc_match_where (gfc_statement *);
  98 match gfc_match_elsewhere (void);
  99 match gfc_match_forall (gfc_statement *);
 100
 101 /* Other functions.  */
 102
 103 gfc_common_head *gfc_get_common (const char *, int);
 104
 105 /* openmp.c.  */
 106
 107 /* OpenMP directive matchers.  */
 108 match gfc_match_omp_eos (void);
 109 match gfc_match_omp_atomic (void);
 110 match gfc_match_omp_barrier (void);
 111 match gfc_match_omp_critical (void);
 112 match gfc_match_omp_do (void);
 113 match gfc_match_omp_flush (void);
 114 match gfc_match_omp_master (void);
 115 match gfc_match_omp_ordered (void);
 116 match gfc_match_omp_parallel (void);
 117 match gfc_match_omp_parallel_do (void);
 118 match gfc_match_omp_parallel_sections (void);
 119 match gfc_match_omp_parallel_workshare (void);
 120 match gfc_match_omp_sections (void);
 121 match gfc_match_omp_single (void);
 122 match gfc_match_omp_task (void);
 123 match gfc_match_omp_taskwait (void);
 124 match gfc_match_omp_threadprivate (void);
 125 match gfc_match_omp_workshare (void);
 126 match gfc_match_omp_end_nowait (void);
 127 match gfc_match_omp_end_single (void);
 128
 129 /* decl.c.  */
 130
 131 match gfc_match_data (void);
 132 match gfc_match_null (gfc_expr **);
 133 match gfc_match_kind_spec (gfc_typespec *, bool);
 134 match gfc_match_old_kind_spec (gfc_typespec *);
 135 match gfc_match_type_spec (gfc_typespec *, int);
 136
 137 match gfc_match_end (gfc_statement *);
 138 match gfc_match_data_decl (void);
 139 match gfc_match_formal_arglist (gfc_symbol *, int, int);
 140 match gfc_match_procedure (void);
 141 match gfc_match_function_decl (void);
 142 match gfc_match_entry (void);
 143 match gfc_match_subroutine (void);
 144 match gfc_match_derived_decl (void);
 145 match gfc_match_final_decl (void);
 146
 147 match gfc_match_implicit_none (void);
 148 match gfc_match_implicit (void);
 149
 150 void gfc_set_constant_character_len (int, gfc_expr *, bool);
 151
 152 /* Matchers for attribute declarations.  */
 153 match gfc_match_allocatable (void);
 154 match gfc_match_dimension (void);
 155 match gfc_match_external (void);
 156 match gfc_match_import (void);
 157 match gfc_match_intent (void);
 158 match gfc_match_intrinsic (void);
 159 match gfc_match_optional (void);
 160 match gfc_match_parameter (void);
 161 match gfc_match_pointer (void);
 162 match gfc_match_protected (void);
 163 match gfc_match_private (gfc_statement *);
 164 match gfc_match_public (gfc_statement *);
 165 match gfc_match_save (void);
 166 match gfc_match_modproc (void);
 167 match gfc_match_target (void);
 168 match gfc_match_value (void);
 169 match gfc_match_volatile (void);
 170
 171 /* decl.c.  */
 172
 173 /* Fortran 2003 c interop.
 174    TODO: some of these should be moved to another file rather than decl.c */
 175 void set_com_block_bind_c (gfc_common_head *, int);
 176 try set_binding_label (char *, const char *, int);
 177 try set_verify_bind_c_sym (gfc_symbol *, int);
 178 try set_verify_bind_c_com_block (gfc_common_head *, int);
 179 try get_bind_c_idents (void);
 180 match gfc_match_bind_c_stmt (void);
 181 match gfc_match_suffix (gfc_symbol *, gfc_symbol **);
 182 match gfc_match_bind_c (gfc_symbol *, bool);
 183 match gfc_get_type_attr_spec (symbol_attribute *);
 184
 185 /* primary.c.  */
 186 match gfc_match_structure_constructor (gfc_symbol *, gfc_expr **);
 187 match gfc_match_variable (gfc_expr **, int);
 188 match gfc_match_equiv_variable (gfc_expr **);
 189 match gfc_match_actual_arglist (int, gfc_actual_arglist **);
 190 match gfc_match_literal_constant (gfc_expr **, int);
 191
 192 /* expr.c -- FIXME: this one should be eliminated by moving the
 193    matcher to matchexp.c and a call to a new function in expr.c that
 194    only makes sure the init expr. is valid.  */
 195 match gfc_match_init_expr (gfc_expr **);
 196
 197 /* array.c.  */
 198 match gfc_match_array_spec (gfc_array_spec **);
 199 match gfc_match_array_ref (gfc_array_ref *, gfc_array_spec *, int);
 200 match gfc_match_array_constructor (gfc_expr **);
 201
 202 /* interface.c.  */
 203 match gfc_match_abstract_interface (void);
 204 match gfc_match_generic_spec (interface_type *, char *, gfc_intrinsic_op *);
 205 match gfc_match_interface (void);
 206 match gfc_match_end_interface (void);
 207
 208 /* io.c.  */
 209 match gfc_match_format (void);
 210 match gfc_match_open (void);
 211 match gfc_match_close (void);
 212 match gfc_match_endfile (void);
 213 match gfc_match_backspace (void);
 214 match gfc_match_rewind (void);
 215 match gfc_match_flush (void);
 216 match gfc_match_inquire (void);
 217 match gfc_match_read (void);
 218 match gfc_match_wait (void);
 219 match gfc_match_write (void);
 220 match gfc_match_print (void);
 221
 222 /* matchexp.c.  */
 223 match gfc_match_defined_op_name (char *, int);
 224 match gfc_match_expr (gfc_expr **);
 225
 226 /* module.c.  */
 227 match gfc_match_use (void);
 228 void gfc_use_module (void);
 229
 230 #endif  /* GFC_MATCH_H  */
 231