Currently 32-bit only cares about this for choice of exception
vector, which is done in core-specific code.  However, KVM will
want to distinguish as well.
Signed-off-by: NScott Wood <scottwood@freescale.com>
Signed-off-by: NAlexander Graf <agraf@suse.de>
Signed-off-by: NAvi Kivity <avi@redhat.com>