Author here, thanks for all the comments, didn't expect this to get picked up. I've been working on speeding up RISC-V emulation for work and wrote this up as

Author here, thanks for all the comments, didn't expect this to get picked up. I've been working on speeding up RISC-V emulation for work and wrote this up as I went. Still learning this space, so I'd be keen to hear from people who've worked on emulators or binary translation, especially where you think this approach falls short