On Tue, 24 Mar 2020 11:17:36 -0500 Paul Gilmartin <[email protected]> wrote:
:>On Mon, 23 Mar 2020 05:15:15 -0400, Thomas David Rivers wrote: :>>I think I've run into an interesting problem with ESTAEX :>>when it is invoked in AMODE 64 without SYSTATE AMODE=64 :>>set at assembly time. :>What services, IBM or ISV, nowadays can *not* be invoked: :>o In AMODE 64? PC invoked? - pretty much anything. It really annoyed me that IBM trumpeted support for 64 bit callers for many services when the hardware did all the work. :>o With parameters above-the-bar? That was the issue. :>o Called from an address above-the-bar? Should not be an issue for PC invoked. :>I.e. when can programmers forget about 31 and 24? Never. :>And there's a residue of data with 31-bit (24?) pointers. Yep. Downward compatibility and all that. -- Binyamin Dissen <[email protected]> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel Should you use the mailblocks package and expect a response from me, you should preauthorize the dissensoftware.com domain. I very rarely bother responding to challenge/response systems, especially those from irresponsible companies. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
