| /* Multiple versions of isnan. |
| Copyright (C) 2013-2018 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/>. */ |
| |
| #define __isnan __redirect___isnan |
| |
| /* The following definitions, although not related to the 'double' |
| version of 'isnan', are required to guarantee macro expansions |
| (e.g.: from __isnanf to __redirect_isnanf) in include/math.h, thus |
| compensating for the unintended macro expansions in |
| math/bits/mathcalls-helper-functions.h. */ |
| #define __isnanf __redirect___isnanf |
| #define __isnanl __redirect___isnanl |
| #define __isnanf128 __redirect___isnanf128 |
| |
| #include <math.h> |
| #include <math_ldbl_opt.h> |
| #include <shlib-compat.h> |
| #include "init-arch.h" |
| |
| extern __typeof (__isnan) __isnan_ppc64 attribute_hidden; |
| extern __typeof (__isnan) __isnan_power5 attribute_hidden; |
| extern __typeof (__isnan) __isnan_power6 attribute_hidden; |
| extern __typeof (__isnan) __isnan_power6x attribute_hidden; |
| extern __typeof (__isnan) __isnan_power7 attribute_hidden; |
| extern __typeof (__isnan) __isnan_power8 attribute_hidden; |
| #undef __isnan |
| #undef __isnanf |
| #undef __isnanl |
| #undef __isnanf128 |
| |
| libc_ifunc_redirected (__redirect___isnan, __isnan, |
| (hwcap2 & PPC_FEATURE2_ARCH_2_07) |
| ? __isnan_power8 |
| : (hwcap & PPC_FEATURE_ARCH_2_06) |
| ? __isnan_power7 |
| : (hwcap & PPC_FEATURE_POWER6_EXT) |
| ? __isnan_power6x |
| : (hwcap & PPC_FEATURE_ARCH_2_05) |
| ? __isnan_power6 |
| : (hwcap & PPC_FEATURE_POWER5) |
| ? __isnan_power5 |
| : __isnan_ppc64); |
| |
| weak_alias (__isnan, isnan) |
| |
| #ifdef NO_LONG_DOUBLE |
| strong_alias (__isnan, __isnanl) |
| weak_alias (__isnan, isnanl) |
| #endif |
| |
| #if !IS_IN (libm) |
| # if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) |
| compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0); |
| compat_symbol (libc, isnan, isnanl, GLIBC_2_0); |
| # endif |
| #endif |
