8031320: Use Intel RTM instructions for locks

Use RTM for inflated locks and stack locks.

Reviewed-by: iveresov, twisti, roland, dcubed

hotspot/src/share/vm/runtime/task.cpp

@@ -105,7 +105,6 @@ PeriodicTask::PeriodicTask(size_t interval_time) :
   _counter(0), _interval((int) interval_time) {
   // Sanity check the interval time
   assert(_interval >= PeriodicTask::min_interval &&
-         _interval <= PeriodicTask::max_interval &&
          _interval %  PeriodicTask::interval_gran == 0,
               "improper PeriodicTask interval time");
 }