Nathan Whitehorn a6b62947cf Allow user programs to execute mfpvr instructions. Linux allows this, and
some math-related software like GMP expects to be able to use it to pick
a target appropriately.

MFC after:	1 week
2010-02-22 14:17:23 +00:00
..
2008-08-31 23:54:22 +00:00