This green card documents BAS as "Branch and Store" with footnote (e) Model 67.
http://archive.computerhistory.org/resources/access/text/2010/05/102678081-05-01-acc.pdf Regards, John K IBM Mainframe Assembler List <[email protected]> wrote on 04/10/2013 12:01:44 PM: > From: Scott Ford <[email protected]> > To: [email protected] > Date: 04/10/2013 12:14 PM > Subject: Re: Subject: New BAL > Sent by: IBM Mainframe Assembler List <[email protected]> > > John, > > Now you say it seem to remember it on a 360/20 . I learned BAL at > that time on a 360/20 > > Scott J Ford > Software Engineer > http://www.identityforge.com/ > > > > ________________________________ > From: John Ehrman <[email protected]> > To: [email protected] > Sent: Wednesday, April 10, 2013 12:53 PM > Subject: Re: Subject: New BAL > > John McKown noted... > >IIRC, some models of the S/360 had a BAS instruction. But I don't have > >an old S/360 POPS to make sure exactly what it did. > > My old System/360 Green Card has no BAS, but I believe it was available on > Models 20 and 67. I don't think it would have been in the 360 PoP. > John Ehrman
