glibc/sysdeps/unix/sysv/linux/i386/libc-do-syscall-int80.S
Florian Weimer 60f0f2130d i386: Honor I386_USE_SYSENTER for 6-argument Linux system calls
Introduce an int-80h-based version of __libc_do_syscall and use
it if I386_USE_SYSENTER is defined as 0.

Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
2022-05-04 15:37:21 +02:00

26 lines
1018 B
ArmAsm

/* Out-of-line syscall stub for six-argument syscalls from C. For static PIE.
Copyright (C) 2022 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 SHARED
# define I386_USE_SYSENTER 0
# include <sysdep.h>
# define __libc_do_syscall __libc_do_syscall_int80
# include "libc-do-syscall.S"
#endif