You are correct. I had forgotten about MVS/SE. John P. Baker
-----Original Message----- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Shmuel Metz (Seymour J.) Sent: Thursday, June 26, 2008 6:37 AM To: [email protected] Subject: Re: Op codes removed from z/10 In <[EMAIL PROTECTED]>, on 06/25/2008 at 10:05 AM, "John P. Baker" <[EMAIL PROTECTED]> said: >These instructions comprised a part of the MVS Extended Facility, which >provided performance improvements back in the days of MVS/XA and MVS/SP. As I recall, even MVS/SE had support for some of them. -- Shmuel (Seymour J.) Metz, SysProg and JOAT ISO position; see <http://patriot.net/~shmuel/resume/brief.html> We don't care. We don't have to care, we're Congress. (S877: The Shut up and Eat Your spam act of 2003) ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html

