powerpc: Remove hard coded FP offsets in alignment handler

The alignment handler assumes big endian ordering when selecting
the low word of a 64bit floating point value. Use the existing
union which works in both little and big endian.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
1 file changed