diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/m68k/syscall.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/m68k/syscall.S | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/syscall.S b/sysdeps/unix/sysv/linux/m68k/syscall.S new file mode 100644 index 0000000000..4f2c747c27 --- /dev/null +++ b/sysdeps/unix/sysv/linux/m68k/syscall.S @@ -0,0 +1,33 @@ +/* Copyright (C) 1996, 1998 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/m68k/sysdep.h for + more information about the value -4095 used below.*/ + + .text +ENTRY (syscall) + move.l 4(%sp), %d0 /* Load syscall number. */ + _DOARGS_5 (24) /* Frob arguments. */ + trap &0 /* Do the system call. */ + UNDOARGS_5 /* Unfrob arguments. */ + cmp.l &-4095, %d0 /* Check %d0 for error. */ + jcc SYSCALL_ERROR_LABEL /* Jump to error handler if negative. */ + rts /* Return to caller. */ +PSEUDO_END (syscall) |