The instruction is IAC, in PoOp Chapter 10. sas
On Thu, Feb 4, 2021 at 5:51 PM [email protected] <[email protected]> wrote: > Hello > . > Im looking for an assembler instruction that informs me if I'm in AR or > primary mode. > . > Im on a z/OS 2,1 system- > I thought there was an instruction that would test for AR Mode or Primary > Mode. > . > I read the TAR (test Access) instruction and I don't see how that > instruction would > determine if a program or a routine was entered in Primary or Access > Register (AR) mode. > Is there an instruction to inform me of the mode ? > Is there different way to test ? > . > Paul D'Angelo > . > . >
