Unicorn has included some ugly hacks to provide a envirement where vaddr == paddr. These hacks where to use the full 64 bit mappings on x86 without init the mmu and some memory redirect for MIPS. The UC_TLB_CPU mode defaults to vaddr == paddr, therfor these hacks aren't required anymore.
code under riscv32/ is from riscv32-softmmu/target/riscv/*.inc.c code under riscv64/ is from riscv64-softmmu/target/riscv/*.inc.c WARNING: these code are autogen from scripts/decodetree.py, DO NOT modify them.