Hyphens in the OPTABLE column indicate a range of tables for consecutive hardware levels. I guess we had thought that would be obvious.
A trailing hyphen indicates no end of range so far, so the instruction is still current. Peter writes: > I do have one further request - a more complete explanation of the meaning > of the values in the OPTABLE column. Some seem straightforward, like > "UNI,ZOP" (in UNI and in ZOP) or just "370", but others are like "UNI,YOP-" > or "UNI-ZOP". What do those hyphens indicate please? Jonathan Scott, HLASM IBM Hursley, UK
