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29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
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/* Set default strchr impl based on ISA level.
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Copyright (C) 2022 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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<https://www.gnu.org/licenses/>. */
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#include <isa-level.h>
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#if MINIMUM_X86_ISA_LEVEL == 1 || MINIMUM_X86_ISA_LEVEL == 2
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# define DEFAULT_STRCHR __strchr_sse2
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#elif MINIMUM_X86_ISA_LEVEL == 3
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# define DEFAULT_STRCHR __strchr_avx2
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#elif MINIMUM_X86_ISA_LEVEL == 4
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# define DEFAULT_STRCHR __strchr_evex
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#else
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# error "Unknown default strchr implementation"
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#endif
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