> -----Original Message----- > From: Edward Jaffe [mailto:[EMAIL PROTECTED] > Sent: Thursday, November 08, 2007 3:13 PM > To: [email protected] > Subject: Re: OPTABLE option of Disassembler > > David Cole wrote: > > Because sometimes opcodes change meanings? Correct me if I'm wrong, > > but it seems to me that some of the new opcodes that came out in the > > late 90s were the same as some of the old vector processor opcodes. ... > > I never knew that! I always assumed all new opcodes were completely > unique. (Perhaps that's because I never worked with the vector facility.) > > Any idea which opcodes are duplicates? Where are the vector facility > opcodes documented?
I don't know about official IBM documentation, but Abe Kornelis has an excellent overview at his hlasm.com site. Check this out: http://www.hlasm.com/english/opcd00.htm Click on the A5xx opcodes to see the Vector Facility stuff, which are Halfword Immediate instructions in current hardware. HTH Peter This message and any attachments are intended only for the use of the addressee and may contain information that is privileged and confidential. If the reader of the message is not the intended recipient or an authorized representative of the intended recipient, you are hereby notified that any dissemination of this communication is strictly prohibited. If you have received this communication in error, please notify us immediately by e-mail and delete the message and any attachments from your system. ---------------------------------------------------------------------- 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
