(i) Overwriting of registers stops when the abort happens. The aborting load will not take place but
earlier ones may have overwritten registers. The PC is always the last register to be written and so
will always be preserved.
(ii) The base register is restored, to its modified value if write-back was requested. This ensures
recoverability in the case where the base register is also in the transfer list, and may have been
overwritten before theabort occurred.