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264b036b | 1 | /* Multiple versions of copysign. |
04277e02 | 2 | Copyright (C) 2013-2019 Free Software Foundation, Inc. |
264b036b AZ |
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 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
81dca813 | 19 | #define NO_MATH_REDIRECT |
264b036b AZ |
20 | /* Redefine copysign so that the compiler won't complain about the type |
21 | mismatch with the IFUNC selector in strong_alias below. */ | |
22 | #undef __copysign | |
23 | #define __copysign __redirect_copysign | |
24 | #include <math.h> | |
25 | #include <math_ldbl_opt.h> | |
26 | #undef __copysign | |
27 | #include <shlib-compat.h> | |
28 | #include "init-arch.h" | |
d17542d2 | 29 | #include <libm-alias-double.h> |
264b036b AZ |
30 | |
31 | extern __typeof (__redirect_copysign) __copysign_ppc32 attribute_hidden; | |
32 | extern __typeof (__redirect_copysign) __copysign_power6 attribute_hidden; | |
33 | ||
34 | extern __typeof (__redirect_copysign) __libm_copysign; | |
35 | libc_ifunc (__libm_copysign, | |
36 | (hwcap & PPC_FEATURE_ARCH_2_05) | |
37 | ? __copysign_power6 | |
38 | : __copysign_ppc32); | |
39 | ||
40 | strong_alias (__libm_copysign, __copysign) | |
d17542d2 | 41 | libm_alias_double (__copysign, copysign) |
264b036b | 42 | |
d17542d2 | 43 | #if LONG_DOUBLE_COMPAT (libc, GLIBC_2_0) |
264b036b AZ |
44 | compat_symbol (libc, __copysign, copysignl, GLIBC_2_0); |
45 | #endif |