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35 lines
1.2 KiB
ArmAsm
35 lines
1.2 KiB
ArmAsm
/* Checking memset for x86-64.
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Copyright (C) 2004-2024 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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#include <sysdep.h>
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#include "asm-syntax.h"
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#ifndef SHARED
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/* For libc.so this is defined in memset.S.
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For libc.a, this is a separate source to avoid
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memset bringing in __chk_fail and all routines
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it calls. */
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.text
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ENTRY (__memset_chk)
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cmpq %rdx, %rcx
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jb __chk_fail
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jmp memset
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END (__memset_chk)
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libc_hidden_builtin_def (__memset_chk)
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#endif
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