mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-22 04:50:07 +00:00
39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
/* Determine floating-point rounding mode within libc. ARC version.
|
|
Copyright (C) 2020-2023 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 _ARC_GET_ROUNDING_MODE_H
|
|
#define _ARC_GET_ROUNDING_MODE_H 1
|
|
|
|
#include <fenv.h>
|
|
#include <fpu_control.h>
|
|
|
|
static inline int
|
|
get_rounding_mode (void)
|
|
{
|
|
#if defined(__ARC_FPU_SP__) || defined(__ARC_FPU_DP__)
|
|
unsigned int fpcr;
|
|
_FPU_GETCW (fpcr);
|
|
|
|
return (fpcr >> __FPU_RND_SHIFT) & __FPU_RND_MASK;
|
|
#else
|
|
return FE_TONEAREST;
|
|
#endif
|
|
}
|
|
|
|
#endif /* get-rounding-mode.h */
|