This register was added to aa32 state by ARMv8.2.
Signed-off-by: NRichard Henderson <richard.henderson@linaro.org>
Reviewed-by: NPeter Maydell <peter.maydell@linaro.org>
Message-id: 20180629001538.11415-6-richard.henderson@linaro.org
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>