glibc/sysdeps/unix/bsd/m68k/syscall.S

27 lines
1.1 KiB
ArmAsm

/* Copyright (C) 1993, 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 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>
ENTRY (syscall)
movel sp@+, a0 /* Pop return address into A0. */
DO_CALL (sp@, 0) /* Do system call. */
jmp a0@ /* Return to A0. */
error: movel a0, sp@- /* Error; push return address */
jmp syscall_error /* and jump to error handler. */