2022-11-09 01:38:38 +00:00
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/* Helper for getting proper name of overflow fallback function for
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{wc|st}{p|r|s}n{cat|cpy}
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All versions must be listed in ifunc-impl-list.c.
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2024-01-01 18:12:26 +00:00
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Copyright (C) 2022-2024 Free Software Foundation, Inc.
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2022-11-09 01:38:38 +00:00
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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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#ifndef _STRNCPY_OR_CAT_OVERFLOW_DEF_H_
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#define _STRNCPY_OR_CAT_OVERFLOW_DEF_H_ 1
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#if defined USE_MULTIARCH && IS_IN(libc)
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# define UNDERSCORES __
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# ifdef USE_WITH_SSE2
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# define ISA_EXT _sse2
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# elif defined USE_WITH_AVX2
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# ifdef USE_WITH_RTM
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# define ISA_EXT _avx2_rtm
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# else
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# define ISA_EXT _avx2
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# endif
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# elif defined USE_WITH_EVEX256
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# define ISA_EXT _evex
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# elif defined USE_WITH_EVEX512
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# define ISA_EXT _evex512
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# endif
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#else
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# define UNDERSCORES
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# define ISA_EXT
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#endif
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#ifdef USE_AS_WCSCPY
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# define STRCPY_PREFIX wc
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# define STRCAT_PREFIX wcs
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# ifdef USE_AS_STPCPY
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# define STRCPY_POSTFIX pcpy
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# else
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# define STRCPY_POSTFIX scpy
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# endif
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#else
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# define STRCPY_PREFIX st
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# define STRCAT_PREFIX str
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# ifdef USE_AS_STPCPY
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# define STRCPY_POSTFIX pcpy
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# else
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# define STRCPY_POSTFIX rcpy
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# endif
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#endif
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#define STRCAT_POSTFIX cat
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#define PRIMITIVE_OF_NAMER(underscores, prefix, postfix, ext) \
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underscores##prefix##postfix##ext
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#define OF_NAMER(...) PRIMITIVE_OF_NAMER (__VA_ARGS__)
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#ifndef OVERFLOW_STRCPY
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# define OVERFLOW_STRCPY \
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OF_NAMER (UNDERSCORES, STRCPY_PREFIX, STRCPY_POSTFIX, ISA_EXT)
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#endif
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#ifndef OVERFLOW_STRCAT
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# define OVERFLOW_STRCAT \
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OF_NAMER (UNDERSCORES, STRCAT_PREFIX, STRCAT_POSTFIX, ISA_EXT)
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#endif
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#endif
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