| /* Multiple versions of copysign. |
| Copyright (C) 2013-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* Redefine copysign so that the compiler won't complain about the type |
| mismatch with the IFUNC selector in strong_alias below. */ |
| #undef __copysign |
| #define __copysign __redirect_copysign |
| #include <math.h> |
| #include <math_ldbl_opt.h> |
| #undef __copysign |
| #include <shlib-compat.h> |
| #include "init-arch.h" |
| |
| extern __typeof (__redirect_copysign) __copysign_ppc32 attribute_hidden; |
| extern __typeof (__redirect_copysign) __copysign_power6 attribute_hidden; |
| |
| extern __typeof (__redirect_copysign) __libm_copysign; |
| libc_ifunc (__libm_copysign, |
| (hwcap & PPC_FEATURE_ARCH_2_05) |
| ? __copysign_power6 |
| : __copysign_ppc32); |
| |
| strong_alias (__libm_copysign, __copysign) |
| weak_alias (__copysign, copysign) |
| |
| #ifdef NO_LONG_DOUBLE |
| weak_alias (__copysign,copysignl) |
| strong_alias(__copysign,__copysignl) |
| #endif |
| #ifdef IS_IN_libm |
| # if LONG_DOUBLE_COMPAT(libm, GLIBC_2_0) |
| compat_symbol (libm, __copysign, copysignl, GLIBC_2_0); |
| # endif |
| #elif LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) |
| compat_symbol (libc, __copysign, copysignl, GLIBC_2_0); |
| #endif |
