Hi Mike.

I'm trying to understand why some sites
are running multiple CICS regions because
2 GiB is not enough. Yet they haven't
gone to AM64. I want to know if they
would be interested in going to AM32
instead, if it were available. Can you
elaborate? If AM32 was more practical
for them, they would be able to halve
the number of CICS regions they have.

BTW, Rob Prins recently updated his
47,000-line RPF assembler program to
make it AM32-clean, and it required
very little effort. He was using "VL" in
a variety of places, but the things he
was calling were not actually variable
parameter functions, so he just needed
to delete the VL. No rewrite was
necessary, as would be required if
moving to AM64.

Thanks. Paul.




On Fri, 5 Apr 2019 02:41:15 -0500, Mike Schwab <mike.a.sch...@gmail.com> wrote:

>If you are wanting to run in AM64 and use 32 bit constants, that is
>certainly possible.  You will then be limited to incrementing
>registers by 4GiB or less.  Just establishing addressability will need
>to set all 64 bits.
>
>On Thu, Apr 4, 2019 at 2:40 PM Paul Edwards <mutazi...@gmail.com> wrote:
>>
>> On Thu, 4 Apr 2019 19:32:01 +0000, Martin Packer <martin_pac...@uk.ibm.com> 
>> wrote:
>>
>> >They will be (running 64-bit). However, apart from Db2*, much of their
>> >virtual storage components can't tolerate being above the bar.
>>
>> Which virtual storage components can't tolerate
>> being above the bar, and why is that and what
>> would need to change?
>>
>> Thanks. Paul.
>>
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>
>
>--
>Mike A Schwab, Springfield IL USA
>Where do Forest Rangers go to get away from it all?
>
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