In article <15176 at onfcanim.UUCP> dave at onfcanim.UUCP (Dave Martindale) writes: >Then there's the apocryphal story about the PDP-11's sign extend >instruction. The mnemonic op code was, of course, SEX. That one got >changed to SXT before the manuals were printed. Motorola had more guts - the sign extend instruction on the 6809 was called SEX.