ORG 400H
CODE
MOVL #100h, R5
MOVW #1,100H
MOVL #150h, R4
MOVW #2,150H
MOVW #3,152H 
MOVW #4,154H
MOVL #170h, R3 
MOVW #1,170H 
MOVW #2,172H 

MOVW (R5),R0
ADDW (R4),R0
ADDL #2,R4
ADDW (R4),R0
ADDL #2,R4
ADDW (R4),R0
SUBW (R3),R0
ADDL #2,R3
SUBW (R3),R0
MOVW R0,(R5)
HALT
END