I would have never thought that the FYI would create such a great
discussion. Has anyone taken the time to post all the great comments,
questions on the site itself? That may generate and/or answer some of the
questions here...

Thanks!


*George Rodriguez*
*Specialist II - IT Solutions*
*IT Enterprise Applications*
*PX - 47652*
*(561) 357-7652 (office)*
*(954) 415-7586 (mobile)*
*School District of Palm Beach County*
*3348 Forest Hill Blvd.*
*Room B-251*
*West Palm Beach, FL. 33406-5869*
*Florida's Only A-Rated Urban District For Eight Consecutive Years*

On Mon, Nov 23, 2015 at 10:30 AM, Lizette Koehler <stars...@mindspring.com>
wrote:

> Actually for Enterprise Cobol V3 and V4
> Using the Optimizer on COBOL v3 and v4 executables is a 25 year jump
> forward in
> hardware technology and access to over 600 new hardware instructions
> already on
> your machines.
> ABO -Architecture Exploitation 0 to 11 In One Step.
>         ARCH(11)
>         z13
>         ARCH(…)
>         ARCH(0)
>         Original
>         Compiled
> Programs
> • All Pre-V5 COBOL compiler releases generated only base ESA/390 level code
> • The Optimizer, like COBOL V5, generates code up to z13 ARCH(11)
>
> This was extracted from the ABO TidBits PDF.
>
> Lizette
>
>
> > -----Original Message-----
> > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On
> > Behalf Of Ted MacNEIL
> > Sent: Monday, November 23, 2015 8:22 AM
> > To: IBM-MAIN@LISTSERV.UA.EDU
> > Subject: Re: Interesting Article About Cobol
> >
> > My understanding is that ABO is not required for modern COBOL compilers.
> Only
> for
> > the 'old' binarys.
> >
> > -
> > -teD
> > -
> >   Original Message
> > From: Lizette Koehler
> > Sent: Monday, November 23, 2015 09:47
> > To: IBM-MAIN@LISTSERV.UA.EDU
> > Reply To: IBM Mainframe Discussion List
> > Subject: Re: Interesting Article About Cobol
> >
> > So just looking at the PDF diagram, it looks like you have to run your
> load
> module
> > thru the ABO and create a new load module with the same names. So it
> will "do
> > stuff" to your current V3 or V4 COBOL Module to make it better. So the
> new old
> > module is a hybrid of the old with ABO adjustments.
> >
> > And then any time you would recompile your program, you would need to
> run it
> > through ABO again.
> >
> > Seems like some extra steps.
> >
> > Maybe there are those on this list that might be using ABO and can
> provide
> some
> > insight.
> >
> > Lizette
> >
> >
> > > -----Original Message-----
> > > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU]
> > > On Behalf Of George Rodriguez
> > > Sent: Monday, November 23, 2015 5:51 AM
> > > To: IBM-MAIN@LISTSERV.UA.EDU
> > > Subject: Interesting Article About Cobol
> > >
> > > FYI...
> > >
> > > Mainframe Cobol
> > > <http://it.toolbox.com/blogs/db2zos/how-to-improve-performance-of-your
> > > -older-
> > > cobol-programs--70505?rss=1>
> > >
> > > *George Rodriguez*
> > > *Specialist II - IT Solutions*
> > > *IT Enterprise Applications*
> > > *PX - 47652*
> > > *(561) 357-7652 (office)*
> > > *(954) 415-7586 (mobile)*
> > > *School District of Palm Beach County*
> > > *3348 Forest Hill Blvd.*
> > > *Room B-251*
> > > *West Palm Beach, FL. 33406-5869*
> > > *Florida's Only A-Rated Urban District For Eight Consecutive Years*
>
> ----------------------------------------------------------------------
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> send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
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