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comparison libquadmath/math/copysignq.c @ 68:561a7518be6b

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update gcc-4.6
author Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
date Sun, 21 Aug 2011 07:07:55 +0900
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children 04ced10e8804
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67:f6334be47118 68:561a7518be6b
1 /* s_copysignl.c -- long double version of s_copysign.c.
2 * Conversion to long double by Jakub Jelinek, jj@ultra.linux.cz.
3 */
4
5 /*
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
8 *
9 * Developed at SunPro, a Sun Microsystems, Inc. business.
10 * Permission to use, copy, modify, and distribute this
11 * software is freely granted, provided that this notice
12 * is preserved.
13 * ====================================================
14 */
15
16 #include "quadmath-imp.h"
17
18 __float128
19 copysignq (__float128 x, __float128 y)
20 {
21 uint64_t hx,hy;
22 GET_FLT128_MSW64(hx,x);
23 GET_FLT128_MSW64(hy,y);
24 SET_FLT128_MSW64(x,(hx&0x7fffffffffffffffULL)|(hy&0x8000000000000000ULL));
25 return x;
26 }