target/arm: Convert CFINV, XAFLAG and AXFLAG to decodetree

Convert the CFINV, XAFLAG and AXFLAG insns to decodetree.
The old decoder handles these in handle_msr_i(), but
the architecture defines them as separate instructions
from MSR (immediate).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20230602155223.2040685-5-peter.maydell@linaro.org
2 files changed