diff options
Diffstat (limited to 'sysdeps/mach/hurd/mips/init-fault.c')
-rw-r--r-- | sysdeps/mach/hurd/mips/init-fault.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/mips/init-fault.c b/sysdeps/mach/hurd/mips/init-fault.c new file mode 100644 index 0000000..05f48a3 --- /dev/null +++ b/sysdeps/mach/hurd/mips/init-fault.c @@ -0,0 +1,41 @@ +/* Set up a thread_state for proc_handle_exceptions. MIPS version. + Copyright (C) 1996, 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 <hurd/signal.h> +#include <mach/thread_status.h> +#include <string.h> +#include <setjmp.h> + +extern jmp_buf _hurd_sigthread_fault_env; + +static char fault_stack[32]; +static volatile void +faulted (void) +{ + __longjmp (_hurd_sigthread_fault_env, 1); +} + +void +_hurd_initialize_fault_recovery_state (void *state) +{ + struct mips_thread_state *ts = state; + memset (ts, 0, sizeof (*ts)); + ts->r29 = (int) &fault_stack[sizeof (fault_stack)]; + ts->pc = (int) &faulted; +} |