glibc/sysdeps/unix/bsd/sequent/i386/syscall.S

/* `syscall' function for Sequent Symmetry running Dynix version 3.
   Copyright (C) 1994, 1997 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 Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <sysdep.h>

.text
.globl syscall_error
.align 4
ENTRY (syscall)
	leal 8(%esp), %ecx	/* Load address of second argument.  */
	movl $SYS_HANDLER, %eax	/* Use BSD system calls.  */
	movw 4(%esp), %ax	/* Load system call number into low word.  */
	int $T_SVC6		/* Pretend it takes six args.  */
	jb syscall_error
	ret