> My reading of the "PA 2.0 Enhancements" in the "PA-RISC 2.0 Architecture" > is pretty clear this is for PA2.0 CPU's only. #ifdef __LP64__ is needed. > > I'd like to encourage use prefetching on bcopy/checksum type loops. > It will help perf *alot*. Can the prefetch on the hppa fault ?