| /* Multiple versions of logb. |
| 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/>. */ |
| |
| #include <math.h> |
| #include <math_ldbl_opt.h> |
| #include <shlib-compat.h> |
| #include "init-arch.h" |
| |
| extern __typeof (__logb) __logb_ppc32 attribute_hidden; |
| extern __typeof (__logb) __logb_power7 attribute_hidden; |
| |
| libc_ifunc (__logb, |
| (hwcap & PPC_FEATURE_ARCH_2_06) |
| ? __logb_power7 |
| : __logb_ppc32); |
| |
| weak_alias (__logb, logb) |
| |
| #ifdef NO_LONG_DOUBLE |
| strong_alias (__logb, __logbl) |
| weak_alias (__logb, logbl) |
| #endif |
| |
| #if LONG_DOUBLE_COMPAT (libm, GLIBC_2_0) |
| compat_symbol (libm, logb, logbl, GLIBC_2_0); |
| #endif |
