Blame sysdeps/powerpc/powerpc32/power4/multiarch/memset.c

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/* Multiple versions of memset.
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   Copyright (C) 2013-2018 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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/* Define multiple versions only for definition in libc.  */
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#if defined SHARED && IS_IN (libc)
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# define memset __redirect_memset
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# include <string.h>
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# include <shlib-compat.h>
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# include "init-arch.h"
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extern __typeof (memset) __memset_ppc attribute_hidden;
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extern __typeof (memset) __memset_power6 attribute_hidden;
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extern __typeof (memset) __memset_power7 attribute_hidden;
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# undef memset
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/* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle
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   ifunc symbol properly.  */
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libc_ifunc_redirected (__redirect_memset, memset,
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		       (hwcap & PPC_FEATURE_HAS_VSX)
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		       ? __memset_power7
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		       : (hwcap & PPC_FEATURE_ARCH_2_05)
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			 ? __memset_power6
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			 : __memset_ppc);
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#endif