Constraint a random array

UVM
, ,
4

In reply to manav33:

That’s not how foreach works in a constraint.

constraint c_byte_array { 
foreach(byte_array[ii]) if (ii!=0) // guard against out of  bounds indexing
                    ($countones(byte_array[ii]) - $countones(byte_array[ii-1])) inside {[-4:4]}				
}