target/arm: Convert LDR/STR with 12-bit immediate to decodetree

Convert the LDR and STR instructions which use a 12-bit immediate
offset to decodetree. We can reuse the existing LDR and STR
trans functions for these.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20230602155223.2040685-14-peter.maydell@linaro.org
2 files changed