Background: 1964 is a Nintendo 64 emulator for Microsoft Windows[1]. This document describes its dynamically recompiling[2] CPU emulator.

[1] https://en.wikipedia.org/wiki/1964_(emulator)

[2] https://en.wikipedia.org/wiki/Dynamic_recompilation

This is a pretty neat document. It's not so much a dry reference to the architecture of 1964 as it is a "how to turn your interpreter into a compiler" tutorial using 1964 code as the examples.