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| 1 | /* Determine floating-point rounding mode within libc. AArch64 version. |
|---|---|
| 2 | |
| 3 | Copyright (C) 2012-2024 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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