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/* Header for code constant translation functions
Copyright (C) 2002-2018 Free Software Foundation, Inc.
Contributed by Paul Brook
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* Converts between INT_CST and GMP integer representations. */
tree gfc_conv_mpz_to_tree (mpz_t, int);
tree gfc_conv_mpz_to_tree_type (mpz_t, const tree);
void gfc_conv_tree_to_mpz (mpz_t, tree);
/* Converts between REAL_CST and MPFR floating-point representations. */
tree gfc_conv_mpfr_to_tree (mpfr_t, int, int);
void gfc_conv_tree_to_mpfr (mpfr_ptr, tree);
/* Build a tree containing a real infinity (or HUGE if infinities are
not supported for the given type. */
tree gfc_build_inf_or_huge (tree, int);
/* Build a tree containing a NaN for the given type, with significand
specified by second argument. */
tree gfc_build_nan (tree, const char *);
/* Build a tree for a constant. Must be an EXPR_CONSTANT gfc_expr.
For CHARACTER literal constants, the caller still has to set the
string length as a separate operation. */
tree gfc_conv_constant_to_tree (gfc_expr *);
/* Like gfc_conv_noncharacter_constant, but works on simplified expression
structures. Also sets the length of CHARACTER strings in the gfc_se. */
void gfc_conv_constant (gfc_se *, gfc_expr *);
tree gfc_build_string_const (size_t, const char *);
tree gfc_build_wide_string_const (int, size_t, const gfc_char_t *);
tree gfc_build_cstring_const (const char *);
tree gfc_build_localized_cstring_const (const char *);
/* Translate a string constant for a static initializer. */
tree gfc_conv_string_init (tree, gfc_expr *);
/* Create a tree node for the string length if it is constant. */
void gfc_conv_const_charlen (gfc_charlen *);
/* Initialize the nodes for constants. */
void gfc_init_constants (void);
/* Build a constant with given type from an int_cst. */
tree gfc_build_const (tree, tree);
/* Integer constants 0..GFC_MAX_DIMENSIONS. */
extern GTY(()) tree gfc_rank_cst[GFC_MAX_DIMENSIONS + 1];
#define gfc_index_zero_node gfc_rank_cst[0]
#define gfc_index_one_node gfc_rank_cst[1]