Impressive piece of work, in some ways it seems harder than making a full machine emulator since you're in the same address space and can get the emulator clobb

Impressive piece of work, in some ways it seems harder than making a full machine emulator since you're in the same address space and can get the emulator clobbered by stray writes. Cute trick with the N^X check to catch callbacks (too bad about the multiple calling convs making it tricky to handle 100% reliably).