You are asking how to implement a solution but you have not told us what problem you are trying to solve. What is the real issue with this program accessing data in page 0?
-----Original Message----- From: IBM Mainframe Assembler List <[email protected]> On Behalf Of syama prasad Sent: Monday, March 27, 2023 3:48 PM To: [email protected] Subject: Blocking Low core access from Assembler programs Hi, Is it possible to force an Assembler program to hit an access error if it tries to load data from the low core (page starting from address zero)?Assembler *PROCESS FLAG(PAGE0) " helps to find cases like MVC TARGET,1But will it be possible to have a run time detection and possibly a dump if the program tries to do things likeLA R5,1MVC TARGET,0(R5)Basically, any way to restrict access of an application program to PSA- first control block? Regards,Syama
