1/* Definitions of floating-point conversion from compiler
2 internal format to MPFR.
3 Copyright (C) 2010-2017 Free Software Foundation, Inc.
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#ifndef GCC_REALGMP_H
22#define GCC_REALGMP_H
23
24#include <mpfr.h>
25#include <mpc.h>
26
27/* Convert between MPFR and REAL_VALUE_TYPE. The caller is
28 responsible for initializing and clearing the MPFR parameter. */
29
30extern void real_from_mpfr (REAL_VALUE_TYPE *, mpfr_srcptr, tree, mp_rnd_t);
31extern void real_from_mpfr (REAL_VALUE_TYPE *, mpfr_srcptr,
32 const real_format *, mp_rnd_t);
33extern void mpfr_from_real (mpfr_ptr, const REAL_VALUE_TYPE *, mp_rnd_t);
34
35#if (GCC_VERSION >= 3000)
36 /* For compatibility with mpfr 2.4 and earlier, we want to only use
37 GMP_RND*. */
38 #pragma GCC poison MPFR_RNDN MPFR_RNDZ MPFR_RNDU MPFR_RNDD
39#endif
40
41#endif /* ! GCC_REALGMP_H */
42