On Wed, 16 Jul 2014 23:55:06 -0400, Robert A. Rosenberg wrote: >In my opinion the table is defective since E3** should be flagged to >note that the ** is not offset 1 but actually offset 5 in the >instruction. Any instruction where the listed opcode is NOT the first >nibbles of the instruction should be flagged to note the actual >mapping. There are now a number of these instructions and they should >be identified.
"Broken" is a pretty strong assertion. I consider it a very small inconvenience. If you look up *any* E3xx opcode and check the format for it, you will see that the second byte of the opcode is in the sixth byte. -- Tom Marchant ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
