Solaris support for Rock processor
Its been added to snv (Solaris Nevada, the development build of Solaris) build 100 (were on 99 at the moment).
This includes the following changes:
6368478 Solaris needs to support the Rock processor 6440653 stores to sun4v error queue head registers are missing a membar #Sync 6639717 FLUSH instruction used more than necessary in sun4v
