diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/m68k/sysdep.S')
-rw-r--r-- | sysdeps/unix/sysv/linux/m68k/sysdep.S | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.S b/sysdeps/unix/sysv/linux/m68k/sysdep.S new file mode 100644 index 0000000000..e4ec92d836 --- /dev/null +++ b/sysdeps/unix/sysv/linux/m68k/sysdep.S @@ -0,0 +1,49 @@ +/* Copyright (C) 1996, 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> + + +/* The following code is only used in the shared library when we + compile the reentrant version. Otherwise each system call defines + each own version. */ + +#ifndef PIC + +/* The syscall stubs jump here when they detect an error. */ + +#undef CALL_MCOUNT +#define CALL_MCOUNT /* Don't insert the profiling call, it clobbers %d0. */ + + .text +ENTRY (__syscall_error) + neg.l %d0 +#ifndef _LIBC_REENTRANT + move.l %d0, errno +#else + move.l %d0, -(%sp) + jbsr __errno_location + move.l (%sp)+, (%a0) +#endif + move.l #-1, %d0 + /* Copy return value to %a0 for syscalls that are declared to + return a pointer. */ + move.l %d0, %a0 + rts +END (__syscall_error) +#endif /* PIC */ |