2012-01-27 Pedro Alves <palves@redhat.com>

2012-01-27  Pedro Alves  <palves@redhat.com>

	* gdb.base/watchpoint.exp (no_hw): New global.
	(maybe_clean_restart, maybe_reinitialize): If no_hw is set,
	disable hw watchpoints.
	(test_wide_location_1, test_wide_location_2): If no_hw is set,
	don't expect hw watchpoints.
	(no_hw_watchpoints): Always clean restart.
	(do_tests): New procedure, factored out from the top level.
	(top level): Run tests twice.  Once with hw watchpoints enabled,
	another time with hw watchpoints disabled.