target/ppc: Split out BookE xlate cases before checking real mode

BookE does not have real mode so split off and handle it first in
get_physical_address_wtlb() before checking for real mode for other
MMU models.

Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
1 file changed