> IEFSD095! In my early days (1968) working in POK, OS/360 System > Design Department, I came across that very module -- and couldn't > believe its blecherous code. It wasn't my assignment, but in not > much time I rewrote it and ran speed tests, proving that my version > was some multiple faster than the original. I couldn't get it > integrated/shipped, of course, because of testing, regression > testing, and other such fun reasons. Also of course, because OS > wasn't spending that much time formatting large block letters on job > output, so the overall improvement would have been minimal, at best.Ah, youth.
> > Anyone take into consideration the lack of skills nowdays. I am > sure IBM is also running into this situation. > > They're sort of coming full circle. The programming team on OS/360 had > to start from scratch, and many had experience only on the 7094. The > word orientation shows in IEFSD095 (big letter routine) that did > character manipulation using word instructions, and almost no character > instructions (IIRC, they used an STC, but that was about it). In your honor, the "blecherous code" in IEFSD095 has been left unchanged, even as of z/OS 2.1 Jim Mulder z/OS System Test IBM Corp. Poughkeepsie, NY ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
