1 /* fmaf(). RISC-V version.
2 Copyright (C) 2017-2021 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 #define NO_MATH_REDIRECT
20 #include <math.h>
21 #include <fenv.h>
22 #include <ieee754.h>
23 #include <libm-alias-float.h>
24
25 float
__fmaf(float x,float y,float z)26 __fmaf (float x, float y, float z)
27 {
28 asm ("fmadd.s %0, %1, %2, %3" : "=f" (x) : "f" (x), "f" (y), "f" (z));
29 return x;
30 }
31 libm_alias_float (__fma, fma)
32