1 /* lround(). 32-bit RISC-V (RV32) version.
2 Copyright (C) 2020-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library. If not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <math.h>
20 #include <libm-alias-double.h>
21 #include <stdint.h>
22
23 long int
__lround(double x)24 __lround (double x)
25 {
26 int32_t res;
27 asm ("fcvt.w.d %0, %1, rmm" : "=r" (res) : "f" (x));
28 return res;
29 }
30
31 libm_alias_double (__lround, lround)
32