45 lines
1.6 KiB
ArmAsm
45 lines
1.6 KiB
ArmAsm
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/* A Generic Optimized memcpy implementation for AARCH64.
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Copyright (C) 2017-2022 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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/* The actual memcpy and memmove code is in ../memcpy.S. If we are
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building libc this file defines __memcpy_generic and __memmove_generic.
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Otherwise the include of ../memcpy.S will define the normal __memcpy
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and__memmove entry points. */
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#include <sysdep.h>
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#if IS_IN (libc)
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# define MEMCPY __memcpy_generic
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# define MEMMOVE __memmove_generic
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/* Do not hide the generic versions of memcpy and memmove, we use them
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internally. */
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# undef libc_hidden_builtin_def
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# define libc_hidden_builtin_def(name)
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# ifdef SHARED
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/* It doesn't make sense to send libc-internal memcpy calls through a PLT. */
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.globl __GI_memcpy; __GI_memcpy = __memcpy_generic
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.globl __GI_memmove; __GI_memmove = __memmove_generic
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# endif
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#endif
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#include "../memcpy.S"
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