target/arm: Convert load/store (multiple structures) to decodetree

Convert the instructions in the ASIMD load/store multiple structures
instruction classes to decodetree.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20230602155223.2040685-19-peter.maydell@linaro.org
2 files changed