Quite a lot of detailed design work has already been done on this for RISC-V. It is currently expected to be ratified in Q3 this year. https://github.com/riscv

Quite a lot of detailed design work has already been done on this for RISC-V. It is currently expected to be ratified in Q3 this year. https://github.com/riscv/riscv-cfi/raw/main/riscv-cfi.pdf https://github.com/riscv/riscv-cfi/raw/main/riscv-cfi.pdf