1 /* Determine floating-point rounding mode within libc. AArch64 version. 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 get_rounding_mode(void)30get_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