Additionally, VCacheEnhance has been added to UVAT_group1. According to YAGCD, this field is always 1.
TVtxDesc also now has separate low and high fields whose hex values correspond with the proper registers, instead of having one 33-bit value. This change was made in a way that should be backwards-compatible.
In nearly all direct loadstore cases we can use unscaled loadstores.
Still have a fallback in case we hit a situation that we /can't/ do a unscaled loadstore.