U

uncached accelerated
uncached accelerated, cache algorithm [1] [2]
uncached attribute
uncached
   accelerated
      blocks, incompletely gathered
      stores
      blocks, completely gathered
   attribute, support for
   buffer [1] [2]
   cache algorithm [1] [2]
uncorrectable error
   detection, suppressed
   flag [1] [2]
underflow (FP)
unimplemented operation (FP)
uniprocessor system [1] [2]
   arbitration rules
unnaming, register
useg space
User mode
   address mapping
   operations
   useg space
   xuseg space
UX, bit [1] [2]