1 /* Header for code constant translation functions 2 Copyright (C) 2002-2020 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 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 /* Converts between INT_CST and GMP integer representations. */ 22 tree gfc_conv_mpz_to_tree (mpz_t, int); 23 tree gfc_conv_mpz_to_tree_type (mpz_t, const tree); 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 containing a real infinity (or HUGE if infinities are 31 not supported for the given type. */ 32 tree gfc_build_inf_or_huge (tree, int); 33 34 /* Build a tree containing a NaN for the given type, with significand 35 specified by second argument. */ 36 tree gfc_build_nan (tree, const char *); 37 38 /* Build a tree for a constant. Must be an EXPR_CONSTANT gfc_expr. 39 For CHARACTER literal constants, the caller still has to set the 40 string length as a separate operation. */ 41 tree gfc_conv_constant_to_tree (gfc_expr *); 42 43 /* Like gfc_conv_noncharacter_constant, but works on simplified expression 44 structures. Also sets the length of CHARACTER strings in the gfc_se. */ 45 void gfc_conv_constant (gfc_se *, gfc_expr *); 46 47 tree gfc_build_string_const (size_t, const char *); 48 tree gfc_build_wide_string_const (int, size_t, const gfc_char_t *); 49 tree gfc_build_cstring_const (const char *); 50 tree gfc_build_localized_cstring_const (const char *); 51 52 /* Translate a string constant for a static initializer. */ 53 tree gfc_conv_string_init (tree, gfc_expr *); 54 55 /* Create a tree node for the string length if it is constant. */ 56 void gfc_conv_const_charlen (gfc_charlen *); 57 58 /* Initialize the nodes for constants. */ 59 void gfc_init_constants (void); 60 61 /* Build a constant with given type from an int_cst. */ 62 tree gfc_build_const (tree, tree); 63 64 /* Integer constants 0..GFC_MAX_DIMENSIONS. */ 65 extern GTY(()) tree gfc_rank_cst[GFC_MAX_DIMENSIONS + 1]; 66 67 #define gfc_index_zero_node gfc_rank_cst[0] 68 #define gfc_index_one_node gfc_rank_cst[1] 69