1 /* copysign(). PowerPC64/POWER6 version.
2 Copyright (C) 2010 Free Software Foundation, Inc.
3 Contributed by Luis Machado <luisgpm@br.ibm.com>.
4 This file is part of the GNU C Library.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
22 #include <math_ldbl_opt.h>
24 /* double [f1] copysign (double [f1] x, double [f2] y);
25 copysign(x,y) returns a value with the magnitude of x and
26 with the sign bit of y. */
29 .type __copysign, @function
31 EALIGN (__copysign, 4, 0)
37 hidden_def (__copysign)
38 weak_alias (__copysign, copysign)
40 /* It turns out that the 'double' version will also always work for
42 strong_alias (__copysign, __copysignf)
43 hidden_def (__copysignf)
44 weak_alias (__copysignf, copysignf)
47 strong_alias (__copysign, __copysignl)
48 weak_alias (__copysign, copysignl)
52 # if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
53 compat_symbol (libc, __copysign, __copysignl, GLIBC_2_0);
54 compat_symbol (libc, copysign, copysignl, GLIBC_2_0);