Re: Actual signs set by the DP (divide decimal) instruction

2021-01-19 Thread John Ganci
Thanks for your reply. That clears it up for me. My bad for not rereading the section on decimal codes at the beginning of Chapter 8 before posting my question! -- For IBM-MAIN subscribe / signoff / archive access instructions,

Actual signs set by the DP (divide decimal) instruction

2021-01-19 Thread John Ganci
ot the actual sign of the dividend. The zero remainders have the same problem as the first group. I need to decide how to correctly set the sign of the remainder, hence my question posed earlier. Thanks for any help. Regards, John Ganci -

Re: Where is the data compression manual SA22-7208

2020-07-25 Thread John Ganci
Mike, Alan, and Ed, Thanks for your suggestions. I'm retired, so really have no need for compression. What I am doing is trying to help Don Higgins with enhancements to z390. He suggested that I start with the compression/decompression instruction. When I looked up the instruction in PofOp (SA2

Re: Where is the data compression manual SA22-7208

2020-07-24 Thread John Ganci
Thanks. Alas, my PC runs Linux. Softcopy librarian appears to be Windows-only even though the link you provided to get it indicates that it runs on Linux and Windows. Looks like Linux support has been removed. The following link https://www.ibm.com/support/pages/node/724765 claims to have soft

Where is the data compression manual SA22-7208

2020-07-24 Thread John Ganci
The latest Principles of Operation (SA22-7832-12), item 8 on page xxx, indicates that the compression facility is described in SA22-7208. However, I am unable to find anything but references to "SA22-7208". There is a post from 12MAY2011 asking the same question. Following the links provided the

Orphan control blocks

2017-06-21 Thread John Ganci
Routine on page A-51. Regards, John Ganci -- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN

Re: Orphan control blocks

2017-06-21 Thread John Ganci
you should examine. See the "Free Pool Manipulation" section that begins on page A-50. Compare the code you supplied with the ADD TO FREE LIST Routine on page A-51. Regards, John Ganci -- For IBM-MAIN subscribe