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1/* long double square root in software floating-point emulation.
2 Copyright (C) 1997-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Richard Henderson (rth@cygnus.com) and
5 Jakub Jelinek (jj@ultra.linux.cz).
6
7 The GNU C Library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2.1 of the License, or (at your option) any later version.
11
12 The GNU C Library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
16
17 You should have received a copy of the GNU Lesser General Public
18 License along with the GNU C Library; if not, see
19 <http://www.gnu.org/licenses/>. */
20
21#include <stdlib.h>
22#include <soft-fp.h>
23#include <quad.h>
24
25long double
26__ieee754_sqrtl (const long double a)
27{
28 FP_DECL_EX;
29 FP_DECL_Q(A); FP_DECL_Q(C);
30 long double c;
31
32 FP_INIT_ROUNDMODE;
33 FP_UNPACK_Q(A, a);
34 FP_SQRT_Q(C, A);
35 FP_PACK_Q(c, C);
36 FP_HANDLE_EXCEPTIONS;
37 return c;
38}
39strong_alias (__ieee754_sqrtl, __sqrtl_finite)
40

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