gcc/fortran/trans-const.h

   1 /* Header for code constant translation functions
   2    Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008
   3    Free Software Foundation, Inc.
   4    Contributed by Paul Brook
   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 /* Converts between INT_CST and GMP integer representations.  */
  23 tree gfc_conv_mpz_to_tree (mpz_t, int);
  24 void gfc_conv_tree_to_mpz (mpz_t, tree);
  25
  26 /* Converts between REAL_CST and MPFR floating-point representations.  */
  27 tree gfc_conv_mpfr_to_tree (mpfr_t, int, int);
  28 void gfc_conv_tree_to_mpfr (mpfr_ptr, tree);
  29
  30 /* Build a tree for a constant.  Must be an EXPR_CONSTANT gfc_expr.
  31    For CHARACTER literal constants, the caller still has to set the
  32    string length as a separate operation.  */
  33 tree gfc_conv_constant_to_tree (gfc_expr *);
  34
  35 /* Like gfc_conv_noncharacter_constant, but works on simplified expression
  36    structures.  Also sets the length of CHARACTER strings in the gfc_se.  */
  37 void gfc_conv_constant (gfc_se *, gfc_expr *);
  38
  39 tree gfc_build_string_const (int, const char *);
  40 tree gfc_build_wide_string_const (int, int, const gfc_char_t *);
  41 tree gfc_build_cstring_const (const char *);
  42 tree gfc_build_localized_cstring_const (const char *);
  43
  44 /* Translate a string constant for a static initializer.  */
  45 tree gfc_conv_string_init (tree, gfc_expr *);
  46
  47 /* Create a tree node for the string length if it is constant.  */
  48 void gfc_conv_const_charlen (gfc_charlen *);
  49
  50 /* Initialize the nodes for constants.  */
  51 void gfc_init_constants (void);
  52
  53 /* Build a constant with given type from an int_cst.  */
  54 tree gfc_build_const (tree, tree);
  55
  56 /* Integer constants 0..GFC_MAX_DIMENSIONS.  */
  57 extern GTY(()) tree gfc_rank_cst[GFC_MAX_DIMENSIONS + 1];
  58
  59 #define gfc_index_zero_node gfc_rank_cst[0]
  60 #define gfc_index_one_node gfc_rank_cst[1]