Let me volunteer to be the dumb one here. > Note that use of transactional processing is inherently dual path. > You would still need the "other" path even if every machine in the world > already supported TBEGIN.
Why? Charles -----Original Message----- From: IBM Mainframe Assembler List [mailto:ASSEMBLER-LIST@LISTSERV.UGA.EDU] On Behalf Of Ed Jaffe Sent: Saturday, August 12, 2017 1:40 PM To: ASSEMBLER-LIST@LISTSERV.UGA.EDU Subject: Re: PLO <subject change: was Just Testing - It got very quiet> On 8/11/2017 6:31 AM, Blaicher, Christopher Y. wrote: > PLO is an expensive instruction. It can do a little or a lot. There are > about 10 pages in the POP to describe it. > However, until transactional processing is supported in all environments, > ISV's, who never know what environment they are running under, need to keep > using the PLO instruction. OK, Peter, we could dual path it, but who likes > to maintain dual paths? Note that use of transactional processing is inherently dual path. You would still need the "other" path even if every machine in the world already supported TBEGIN.
