HolyJit: A New Hopetl;dr: We believe there is a safer and easier way of writing a Jit. Current State Today, all browsers’ Jits share a similar design. This design makes extending the language or improving its performance time-consuming and complex, especially while avoiding security issues. For instance, at the time of this writing, our Jit relies upon ~15000 lines of carefully crafted, hand-written assembly code (~
