Abusing the Harvard Architecture in Nand2Tetris Assembly

Every now and then, when one writes assembly code by hand, one notices opportunities for optimisation. Some are concise and elegant, it’s usually a good idea to use those. Some are complicated or convoluted, you might use them if the benefit they bring is significant. Then there are those who are outright ludicrous. You’d never use these in any production code, but if you think of one, you’re…