This code was commented out since 2021, but by default, the error codewas initialized to `UC_REG_OK`, so there was no error returned untila result, any write to `UC_ARM_REG_C1_C0_2` returned an error.
code under arm/ is from arm-softmmu/target/arm/*.inc.c code under aarch64/ is from aarch64-softmmu/target/aarch64/*.inc.c WARNING: these code are autogen from scripts/decodetree.py, DO NOT modify them.