Yes, long (20-bit) displacements can be negative, while regular (12-bit) displacement can not.
Eric Rossman, CISSP® ICSF Cryptographic Security Development z/OS Enabling Technologies [email protected] "Hobart Spitz" <[email protected]>: > AFAIK, RXY format instructions support negative offsets just fine. > > LHY 5,-1(0,12) ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
