o Implement generic halt/restart/abort module.

Use in tic80 and d30v simulators.
o	Add signal hook to sim-core module

sim/common/sim-stop.c

@@ -0,0 +1,43 @@
+/* Generic simulator stop.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   Contributed by Cygnus Support.
+
+This file is part of GDB, the GNU debugger.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "sim-main.h"
+
+#include <signal.h>
+
+
+/* Generic implementation if sim_stop */
+
+static void
+control_c_simulation (SIM_DESC sd,
+		      void *data)
+{
+  sim_engine_halt (sd, NULL, NULL, NULL_CIA, sim_stopped, SIGINT);
+}
+
+int
+sim_stop (SIM_DESC sd)
+{
+  sim_events_schedule_after_signal(sd,
+				   0 /*NOW*/,
+				   control_c_simulation,
+				   sd /*data*/);
+  return 1;
+}