1 /* Return current rounding direction within libc. IA64 version.
2 Copyright (C) 1999-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #ifndef IA64_GET_ROUNDING_MODE_H
20 #define IA64_GET_ROUNDING_MODE_H 1
21
22 #include <fenv.h>
23
24 /* Return the floating-point rounding mode. */
25
26 static inline int
get_rounding_mode(void)27 get_rounding_mode (void)
28 {
29 fenv_t fpsr;
30
31 __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));
32
33 return (fpsr >> 10) & 3;
34 }
35
36 #endif /* get-rounding-mode.h */
37