https://riscv.org/wp-content/uploads/2019/06/riscv-spec.pdf https://riscv.org/wp-content/uploads/2019/06/riscv-spec.pdf > The C extension is compatible with al

https://riscv.org/wp-content/uploads/2019/06/riscv-spec.pdf https://riscv.org/wp-content/uploads/2019/06/riscv-spec.pdf > The C extension is compatible with all other standard instruction extensions. The C extension allows 16-bit instructions to be freely intermixed with 32-bit instructions, with the latter now able to start on any 16-bit boundary [...]