Vs1   maximum  is 24bits

Gunter Hochreiter
System Software Analyst
Total System Services
Work Phone 706 644 0534
Fax                 706 644 6327
Email             ghochrei...@tsys.com



From:   Paul Gilmartin <paulgboul...@aim.com>
To:     ASSEMBLER-LIST@LISTSERV.UGA.EDU
Date:   12/09/2010 08:31 AM
Subject:        Re: z/OS IARV64
Sent by:        IBM Mainframe Assembler List
<ASSEMBLER-LIST@LISTSERV.UGA.EDU>



On Dec 9, 2010, at 05:33, Bill Fairchild wrote:
>
> z/OS is the only operating system produced by IBM that I know of that
enforces this rule.  The invalid range is not invalid under VM, VS1 (if it
still exists), DOS/VS (or whatever it is called now), TPF, etc.
>
Does VS1 support even 31-bit, much less 64-bit?

Linux, also, has no bar exclusion.

Does CMS support use of storage above the bar?

I understand that on z/OS Java has a special dispensation to use
storage within the bar.

-- gil



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