gcc/fortran/trans-const.h

   1 /* Header for code constant translation functions
   2    Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
   3    Contributed by Paul Brook
   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 2, 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 COPYING.  If not, write to the Free
  19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  20 02111-1307, USA.  */
  21
  22 /* Returns an INT_CST.  */
  23 tree gfc_conv_mpz_to_tree (mpz_t, int);
  24
  25 /* Returns a REAL_CST.  */
  26 tree gfc_conv_mpfr_to_tree (mpfr_t, int);
  27
  28 /* Build a tree for a constant.  Must be an EXPR_CONSTANT gfc_expr.
  29    For CHARACTER literal constants, the caller still has to set the
  30    string length as a separate operation.  */
  31 tree gfc_conv_constant_to_tree (gfc_expr *);
  32
  33 /* Like gfc_conv_noncharacter_constant, but works on simplified expression
  34    structures.  Also sets the length of CHARACTER strings in the gfc_se.  */
  35 void gfc_conv_constant (gfc_se *, gfc_expr *);
  36
  37 tree gfc_build_string_const (int, const char *);
  38 tree gfc_build_cstring_const (const char *);
  39
  40 /* Translate a string constant for a static initializer.  */
  41 tree gfc_conv_string_init (tree, gfc_expr *);
  42
  43 /* Create a tree node for the string length if it is constant.  */
  44 void gfc_conv_const_charlen (gfc_charlen *);
  45
  46 /* Initialize the nodes for constants.  */
  47 void gfc_init_constants (void);
  48
  49 /* Build a constant with given type from an int_cst.  */
  50 tree gfc_build_const (tree, tree);
  51
  52 /* String constants.  */
  53 extern GTY(()) tree gfc_strconst_current_filename;
  54 extern GTY(()) tree gfc_strconst_bounds;
  55 extern GTY(()) tree gfc_strconst_fault;
  56 extern GTY(()) tree gfc_strconst_wrong_return;
  57
  58 /* Integer constants 0..GFC_MAX_DIMENSIONS.  */
  59 extern GTY(()) tree gfc_rank_cst[GFC_MAX_DIMENSIONS + 1];
  60
  61 #define gfc_index_zero_node gfc_rank_cst[0]
  62 #define gfc_index_one_node gfc_rank_cst[1]