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/* System-specific settings for dynamic linker code. i386 version.
Copyright (C) 2002-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _LINUX_I386_DL_SYSDEP_H
#include_next <dl-sysdep.h>
/* Traditionally system calls have been made using int $0x80. A
second method was introduced which, if possible, will use the
sysenter/syscall instructions. To signal the presence and where to
find the code the kernel passes an AT_SYSINFO value in the
auxiliary vector to the application. */
#define NEED_DL_SYSINFO 1
#ifndef __ASSEMBLER__
extern void _dl_sysinfo_int80 (void) attribute_hidden;
# define DL_SYSINFO_DEFAULT (uintptr_t) _dl_sysinfo_int80
# define DL_SYSINFO_IMPLEMENTATION \
asm (".text\n\t" \
".type _dl_sysinfo_int80,@function\n\t" \
".hidden _dl_sysinfo_int80\n" \
CFI_STARTPROC "\n" \
"_dl_sysinfo_int80:\n\t" \
"int $0x80;\n\t" \
"ret;\n\t" \
CFI_ENDPROC "\n" \
".size _dl_sysinfo_int80,.-_dl_sysinfo_int80\n\t" \
".previous");
#endif
#endif /* dl-sysdep.h */
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