Why not CVB/LTR/BC?
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Assembler List [[email protected]] on behalf of Paul Gilmartin [[email protected]] Sent: Friday, February 11, 2022 1:14 PM To: [email protected] Subject: Re: Rules for Zoned Overpunch On Feb 11, 2022, at 11:00:58, Dave Clark wrote: > > I know that x'F1' and x'C1' are positive and that x'D1' is > negative. But what if I find x'A1', x'B1', or x'E1' for overpunch values? > What is the shortest way (in terms of assembler instructions) to validate > these into just two classes -- positive and negative? > How about CVB then CVD, then compare the result to the original? -- gil
