glibc/sysdeps/unix/sysv/linux/i386/syscall.S
Ulrich Drepper f051627fad Update.
2002-12-18  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/sysdep.h: Define ENTER_KERNEL macro.
	Use it instead of directly int $0x80.
	* sysdeps/unix/sysv/linux/i386/brk.c: Use ENTER_KERNEL.
	* sysdeps/unix/sysv/linux/i386/mmap64.S: Likewise.
	* sysdeps/unix/sysv/linux/i386/mmap.S: Likewise.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/socket.S: Likewise.
	* sysdeps/unix/sysv/linux/i386/syscall.S: Likewise.
2002-12-18 11:56:21 +00:00

38 lines
1.4 KiB
ArmAsm

/* Copyright (C) 1995, 1996, 1998, 2002 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
/* Please consult the file sysdeps/unix/sysv/linux/i386/sysdep.h for
more information about the value -4095 used below.*/
.text
ENTRY (syscall)
PUSHARGS_5 /* Save register contents. */
_DOARGS_5(36) /* Load arguments. */
movl 16(%esp), %eax /* Load syscall number into %eax. */
ENTER_KERNEL /* Do the system call. */
POPARGS_5 /* Restore register contents. */
cmpl $-4095, %eax /* Check %eax for error. */
jae SYSCALL_ERROR_LABEL /* Jump to error handler if error. */
L(pseudo_end):
ret /* Return to caller. */
PSEUDO_END (syscall)