> EX R4,=S(&MVC,TARGET,SOURCE) ?
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Assembler List [ASSEMBLER-LIST@LISTSERV.UGA.EDU] on behalf of Martin Truebner [mar...@pi-sysprog.de] Sent: Monday, November 8, 2021 3:26 AM To: ASSEMBLER-LIST@LISTSERV.UGA.EDU Subject: Re: Base-less macros >> You don't want inline data values that you branch around. They are >> cache-killers. For certain types it does not realy matter (i.e. OPEN or CLOSE), but if that is a concern I would go to MF=L and MF=E - That is a convention in use since ages. >> ... especially if your ARCH does not support EXR. I never had readability concerns/complains about this EX R4,=S(&MVC,TARGET,SOURCE) with appropriate EQUs at the beginning of the code. Well; almost never. Exception was at some point in the late 90ties, someone at IBM-HLASM group decided to spit out an e-level error, which can be overruled. -- Martin