- new memcpy routine, replaces memcpy, bcopy, copy_{from,to,in}_user
   implementations
 - workaround gcc-3.0 limitations for asm()
 - Pip and Rufus pointed out the flaw in the current misaligned memcopy
   routines.  Randolph now owes lots of Milk bones.
 - updates to work with testsuite
 - sparse annotations
 - Improve copy performance for small and unaligned copies
 - Enable merge optimization for non-PA20 builds too
Committed-by: Randolph Chung <tausq@parisc-linux.org>
Committed-by: James Bottomley <jejb@parisc-linux.org>