1 /*
2 * Copyright (C) 2016-2017 Andes Technology, Inc.
3 * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
4 */
5
6 /* Copyright (C) 2002-2013 Free Software Foundation, Inc.
7
8 The GNU C Library is free software; you can redistribute it and/or
9 modify it under the terms of the GNU Lesser General Public
10 License as published by the Free Software Foundation; either
11 version 2.1 of the License, or (at your option) any later version.
12
13 The GNU C Library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
17
18 You should have received a copy of the GNU Lesser General Public
19 License along with the GNU C Library. If not, see
20 <http://www.gnu.org/licenses/>. */
21
22 #if defined(__NDS32_ABI_2FP_PLUS__) && defined(__NDS32_EXT_FPU_DP__)
23
__ieee754_sqrt(double x)24 double __ieee754_sqrt (double x)
25 {
26 double z;
27 __asm__ ("fsqrtd %0,%1" : "=f" (z) : "f" (x));
28 return z;
29 }
30 strong_alias(__ieee754_sqrt, sqrt)
31 libm_hidden_def(sqrt)
32 #else
33 #include <libm/e_sqrt.c>
34 #endif
35