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ef9596352b
The generic version provides weak definitions of memchr/strlen, which are already provided by the ifunc resolvers. Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
43 lines
1.5 KiB
ArmAsm
43 lines
1.5 KiB
ArmAsm
/* A Generic Optimized strlen implementation for AARCH64.
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Copyright (C) 2018-2024 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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/* The actual strlen code is in ../strlen.S. If we are building libc this file
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defines __strlen_generic. Otherwise the include of ../strlen.S will define
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the normal __strlen entry points. */
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#include <sysdep.h>
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#if IS_IN (libc)
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# define STRLEN __strlen_generic
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/* Do not hide the generic version of strlen, we use it internally. */
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# undef libc_hidden_builtin_def
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# define libc_hidden_builtin_def(name)
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# undef weak_alias
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# define weak_alias(a, b)
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# ifdef SHARED
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/* It doesn't make sense to send libc-internal strlen calls through a PLT. */
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.globl __GI_strlen; __GI_strlen = __strlen_generic
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# endif
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#endif
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#include "../strlen.S"
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