1/* Square root of floating point number.
2 Copyright (C) 2002-2020 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_private.h>
20#include <libm-alias-finite.h>
21
22#undef __ieee754_sqrt
23double
24__ieee754_sqrt (double x)
25{
26 double res;
27
28 asm ("sqrtsd %1, %0" : "=x" (res) : "xm" (x));
29
30 return res;
31}
32libm_alias_finite (__ieee754_sqrt, __sqrt)
33