Dave,

All your modifiable data should be in the dsect DFHEISTG, which is not located anywhere near your program object. CICS then handles storage allocation, so you don't have to worry about cache alignment.

Constant data is not an issue as the cache does not get corrupted.


Tony Thigpen
President
Thigpen Enterprises

David Clark wrote on 2/23/26 5:09 PM:
I have been aligning my assembler data areas and code areas with the
following macro.

CORG  0,256

But now I'm looking at an assembler program for CICS and I see that the
alignment is off by 32 bytes.   That accounts for the EAI stub that is
linked onto the beginning of my program.  I also see 56 bytes added on to
the end of my program.

What do y'all, that care about cache alignment, use for a program in CICS?

Sincerely,
Dave Clark

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