Another post said that the 308x did not have IMVC. Does anybody remember whether 303x did?
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר ________________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Seymour J Metz <[email protected]> Sent: Monday, January 5, 2026 6:56 PM To: [email protected] <[email protected]> Subject: Re: Please vote for COBOL "idea" for reverse character translation External Message: Use Caution I believe that the 168 was the last machine where it wasn't standard. The instruction was originally an RPQ on some S/360 models. -- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר ________________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Tony Harminc <[email protected]> Sent: Monday, January 5, 2026 6:49 PM To: [email protected] <[email protected]> Subject: Re: Please vote for COBOL "idea" for reverse character translation External Message: Use Caution On Mon, 5 Jan 2026 at 18:33, rpinion865 < [email protected]> wrote: > This in not related to the topic. But it did cause me to notice something > listed in my copy > of System/370 Extended Architecture Reference Summary, GX20-0157-2, dated > February 1989. > > "Move-Inverse Facility > > The Move Inverse instruction is provided on the 4381 and ES/4381 > Processors; it is not > provided on the 3081, 3083, 3084, and 3090 Processor Complexes" It was also an RPQ on some much earlier machines like the 370/168. Tony H. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
