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35 lines
1.2 KiB
ArmAsm
35 lines
1.2 KiB
ArmAsm
/* Checking mempcpy for i386
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Copyright (C) 2004-2023 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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#ifndef SHARED
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# include <sysdep.h>
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# include "asm-syntax.h"
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/* For libc.so this is defined in mempcpy.S. For libc.a, this is a
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separate source to avoid mempcpy bringing in __chk_fail and all
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routines it calls. */
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.text
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ENTRY (__mempcpy_chk)
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movl 12(%esp), %eax
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cmpl %eax, 16(%esp)
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jb HIDDEN_JUMPTARGET (__chk_fail)
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jmp HIDDEN_JUMPTARGET (__mempcpy)
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END (__mempcpy_chk)
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libc_hidden_builtin_def (__mempcpy_chk)
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#endif
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