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1 | /* Determine floating-point rounding mode within libc. AArch64 version. |
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2 | |
3 | Copyright (C) 2012-2022 Free Software Foundation, Inc. |
4 | |
5 | This file is part of the GNU C Library. |
6 | |
7 | The GNU C Library is free software; you can redistribute it and/or |
8 | modify it under the terms of the GNU Lesser General Public |
9 | License as published by the Free Software Foundation; either |
10 | version 2.1 of the License, or (at your option) any later version. |
11 | |
12 | The GNU C Library is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | Lesser General Public License for more details. |
16 | |
17 | You should have received a copy of the GNU Lesser General Public |
18 | License along with the GNU C Library; if not, see |
19 | <https://www.gnu.org/licenses/>. */ |
20 | |
21 | #ifndef _AARCH64_GET_ROUNDING_MODE_H |
22 | #define _AARCH64_GET_ROUNDING_MODE_H 1 |
23 | |
24 | #include <fenv.h> |
25 | #include <fpu_control.h> |
26 | |
27 | /* Return the floating-point rounding mode. */ |
28 | |
29 | static inline int |
30 | get_rounding_mode (void) |
31 | { |
32 | fpu_control_t fpcr; |
33 | |
34 | _FPU_GETCW (fpcr); |
35 | return fpcr & _FPU_FPCR_RM_MASK; |
36 | } |
37 | |
38 | #endif /* get-rounding-mode.h */ |
39 |
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