Blame sysdeps/x86_64/multiarch/ifunc-unaligned-ssse3.h

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/* Common definition for ifunc selections optimized with SSE2, unaligned
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   SSE2 and SSSE3.
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   All versions must be listed in ifunc-impl-list.c.
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   Copyright (C) 2017-2018 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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#include <init-arch.h>
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extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2) attribute_hidden;
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extern __typeof (REDIRECT_NAME) OPTIMIZE (sse2_unaligned)
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  attribute_hidden;
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extern __typeof (REDIRECT_NAME) OPTIMIZE (ssse3) attribute_hidden;
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static inline void *
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IFUNC_SELECTOR (void)
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{
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  const struct cpu_features* cpu_features = __get_cpu_features ();
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  if (CPU_FEATURES_ARCH_P (cpu_features, Fast_Unaligned_Load))
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    return OPTIMIZE (sse2_unaligned);
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  if (CPU_FEATURES_CPU_P (cpu_features, SSSE3))
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    return OPTIMIZE (ssse3);
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  return OPTIMIZE (sse2);
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}