Vector adder 80 also includes {HEAD ~ exception logic} 82 coupled to {TAIL ~ mask unit} 90 which permits adder 80 to perform operations upon condition and to advise mask unit 90 of arithmetic exception conditions  
coupled to
Vector adder 80 also includes { HEAD ~ exception logic } 82 coupled to { TAIL ~ mask unit } 90 which permits adder 80 to perform operations upon condition and to advise mask unit 90 of arithmetic exception conditions
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL 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