1/* Header for code constant translation functions 2 Copyright (C) 2002-2015 Free Software Foundation, Inc. 3 Contributed by Paul Brook 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify it under 8the terms of the GNU General Public License as published by the Free 9Software Foundation; either version 3, or (at your option) any later 10version. 11 12GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13WARRANTY; without even the implied warranty of MERCHANTABILITY or 14FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15for more details. 16 17You should have received a copy of the GNU General Public License 18along with GCC; see the file COPYING3. If not see 19<http://www.gnu.org/licenses/>. */ 20 21/* Converts between INT_CST and GMP integer representations. */ 22tree gfc_conv_mpz_to_tree (mpz_t, int); 23void gfc_conv_tree_to_mpz (mpz_t, tree); 24 25/* Converts between REAL_CST and MPFR floating-point representations. */ 26tree gfc_conv_mpfr_to_tree (mpfr_t, int, int); 27void gfc_conv_tree_to_mpfr (mpfr_ptr, tree); 28 29/* Build a tree containing a real infinity (or HUGE if infinities are 30 not supported for the given type. */ 31tree gfc_build_inf_or_huge (tree, int); 32 33/* Build a tree containing a NaN for the given type, with significand 34 specified by second argument. */ 35tree gfc_build_nan (tree, const char *); 36 37/* Build a tree for a constant. Must be an EXPR_CONSTANT gfc_expr. 38 For CHARACTER literal constants, the caller still has to set the 39 string length as a separate operation. */ 40tree gfc_conv_constant_to_tree (gfc_expr *); 41 42/* Like gfc_conv_noncharacter_constant, but works on simplified expression 43 structures. Also sets the length of CHARACTER strings in the gfc_se. */ 44void gfc_conv_constant (gfc_se *, gfc_expr *); 45 46tree gfc_build_string_const (int, const char *); 47tree gfc_build_wide_string_const (int, int, const gfc_char_t *); 48tree gfc_build_cstring_const (const char *); 49tree gfc_build_localized_cstring_const (const char *); 50 51/* Translate a string constant for a static initializer. */ 52tree gfc_conv_string_init (tree, gfc_expr *); 53 54/* Create a tree node for the string length if it is constant. */ 55void gfc_conv_const_charlen (gfc_charlen *); 56 57/* Initialize the nodes for constants. */ 58void gfc_init_constants (void); 59 60/* Build a constant with given type from an int_cst. */ 61tree gfc_build_const (tree, tree); 62 63/* Integer constants 0..GFC_MAX_DIMENSIONS. */ 64extern GTY(()) tree gfc_rank_cst[GFC_MAX_DIMENSIONS + 1]; 65 66#define gfc_index_zero_node gfc_rank_cst[0] 67#define gfc_index_one_node gfc_rank_cst[1] 68