On Mon, 23 Nov 2015 06:49:30 -0800, Charles Mills <[email protected]> wrote:
>Very quick answer -- I have been through the presentation but am not an expert >and have not used. > >Think of it as a compiler. Most compilers are source code in, object code out; >it is object code in, object code out. > >You would not do it to programs that you recompiled in the conventional way -- >no benefit. It is for "lost the source code, not sure if the source code >matches what we run in production" type situations -- of which apparently >there are myriad, enough to justify a product. > Mainframe Cobol <http://it.toolbox.com/blogs/db2zos/how-to-improve-performance-of-your-older-cobol-programs--70505?rss=1> It seems to do only COBOL, so it's probably aware of cliches generated by COBOL compilers, but unable to deal with clever assembly language tricks. And it will also downgrade to support older DR machines. Hmmm. But what about programs that exploit (dynamically linked) library functions available only at the higher level? -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
