n. All events in an eventset with data or instruction range 
			specification in place must be one of these supported events. Further 
			restrictions also apply to the use of data and instruction range specification, 
			as described below. Data addresses can only be specified in coarse mode. 
			Although four independent pairs of data address registers exist in the hardware 
			and would suggest that four disjoint address regions can be monitored 
			simultaneously, the Intel documentation strongly sugges