The Operation Codes functions are (links to IBM site): ACQ (Acquire) ADD (Add) ADDDUR (Add Duration) ALLOC (Allocate Storage) ANDxx (And) BEGSR (Beginning of Subroutine) BITOFF (Set Bits Off) BITON (Set Bits On) CABxx (Compare and Branch) CALL (Call a Program) CALLB (Call a Bound Procedure) CALLP (Call a Prototyped Procedure or Program) CASxx (Conditionally […]