The values of CPSR MODE mask are different between aarch32 and aarch64.
It should use the right one according to the execution state.
Reviewed-by: NMarc Zyngier <marc.zyngier@arm.com>
Signed-off-by: NShannon Zhao <shannon.zhao@linaro.org>
Signed-off-by: NMarc Zyngier <marc.zyngier@arm.com>