I agree with Chuck, in fact this is on our interview test! anyone who sets up the 2nd -> nn base registers with 4095, has obviously never had to prepare maint. via a zap! So they would never be hired!
----- Original Message ----- From: "Chuck Arney" <[email protected]> To: <[email protected]> Sent: Saturday, June 02, 2012 1:53 PM Subject: Re: [ASSEMBLER-LIST] Base registers
I don't think you really want your base register pointing to an odd address. You need to add 1 more to make it right and that requires another instruction. Chuck Arney Arney Computer Systems -----Original Message----- From: IBM Mainframe Assembler List [mailto:[email protected]] On Behalf Of robin Sent: Saturday, June 02, 2012 8:12 AM To: [email protected] Subject: Re: Base registers From: Robert A. Rosenberg Sent: Saturday, 2 June 2012 7:04 AMLA R11,2048(R12) LA R11,2048(R11)LA 11,4095(0,12) requires only one instruction (adjust USING accordingly).
