DON'T DO THAT! I had to find/redo all our code that did this when our subroutine return logic was changed to use a BIC instruction.
Robert -----Original Message----- From: IBM Mainframe Assembler List <ASSEMBLER-LIST@LISTSERV.UGA.EDU> On Behalf Of Steve Smith Sent: Thursday, November 25, 2021 13:49 To: ASSEMBLER-LIST@LISTSERV.UGA.EDU Subject: Re: Base-less macros My suggestion of using R14 for the base was because it's already set by the call to the subroutine. sas On Thu, Nov 25, 2021 at 2:32 PM Gary Weinhold <weinh...@dkl.com> wrote: > The performance consideration I think would be the loading of R14 > immediately before its use in the branch instruction. Moving it up a > couple instructions may help. > >
