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author | caiyinyu <caiyinyu@loongson.cn> | 2023-03-08 15:55:15 +0800 |
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committer | caiyinyu <caiyinyu@loongson.cn> | 2023-03-13 09:20:42 +0800 |
commit | 90233f113cc941ef88ce03b7f73221a964dcaca8 (patch) | |
tree | 983032f93bf687395fee5e0cfa91806fdd9cf0af /sysdeps/loongarch/fpu/get-rounding-mode.h | |
parent | f0d33cbdce27f153e69c6527716ef906cce11841 (diff) | |
download | glibc-90233f113cc941ef88ce03b7f73221a964dcaca8.tar.gz glibc-90233f113cc941ef88ce03b7f73221a964dcaca8.tar.xz glibc-90233f113cc941ef88ce03b7f73221a964dcaca8.zip |
LoongArch: Add get_rounding_mode.
Diffstat (limited to 'sysdeps/loongarch/fpu/get-rounding-mode.h')
-rw-r--r-- | sysdeps/loongarch/fpu/get-rounding-mode.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sysdeps/loongarch/fpu/get-rounding-mode.h b/sysdeps/loongarch/fpu/get-rounding-mode.h new file mode 100644 index 0000000000..b60733e298 --- /dev/null +++ b/sysdeps/loongarch/fpu/get-rounding-mode.h @@ -0,0 +1,38 @@ +/* Determine floating-point rounding mode within libc. LoongArch version. + + Copyright (C) 2022-2023 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#ifndef _LARCH_GET_ROUNDING_MODE_H +#define _LARCH_GET_ROUNDING_MODE_H 1 + +#include <fenv.h> +#include <fpu_control.h> + +/* Return the floating-point rounding mode. */ + +static inline int +get_rounding_mode (void) +{ + fpu_control_t fpcr; + + _FPU_GETCW (fpcr); + return fpcr & _FPU_RC_MASK; +} + +#endif /* get-rounding-mode.h */ |