A mask generator circuit includes {HEAD ~ at least first and second mask generator circuits} coupled to receive most significant and least significant sections of the pointer and to generate {TAIL ~ masks} therefrom, and a plurality of circuits each configured to generate a region of the output mask from the mask generator circuit 
coupled to generate
A mask generator circuit includes { HEAD ~ at least first and second mask generator circuits } coupled to receive most significant and least significant sections of the pointer and to generate { TAIL ~ masks } therefrom , and a plurality of circuits each configured to generate a region of the output mask from the mask generator circuit
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH