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54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
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/* Multiple versions of isnan.
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Copyright (C) 2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <math.h>
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#include <math_ldbl_opt.h>
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#include <shlib-compat.h>
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#include "init-arch.h"
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extern __typeof (__isnan) __isnan_ppc64 attribute_hidden;
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extern __typeof (__isnan) __isnan_power5 attribute_hidden;
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extern __typeof (__isnan) __isnan_power6 attribute_hidden;
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extern __typeof (__isnan) __isnan_power6x attribute_hidden;
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extern __typeof (__isnan) __isnan_power7 attribute_hidden;
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libc_ifunc (__isnan,
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(hwcap & PPC_FEATURE_ARCH_2_06)
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? __isnan_power7 :
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(hwcap & PPC_FEATURE_POWER6_EXT)
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? __isnan_power6x :
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(hwcap & PPC_FEATURE_ARCH_2_05)
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? __isnan_power6 :
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(hwcap & PPC_FEATURE_POWER5)
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? __isnan_power5
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: __isnan_ppc64);
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weak_alias (__isnan, isnan)
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#ifdef NO_LONG_DOUBLE
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strong_alias (__isnan, __isnanl)
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weak_alias (__isnan, isnanl)
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#endif
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#ifndef IS_IN_libm
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# if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0)
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compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0);
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compat_symbol (libc, isnan, isnanl, GLIBC_2_0);
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# endif
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#endif
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