This is as good an overview as any: https://arxiv.org/pdf/1805.03441.pdf https://arxiv.org/pdf/1805.03441.pdf In general we can afford to treat the problem as

This is as good an overview as any: https://arxiv.org/pdf/1805.03441.pdf https://arxiv.org/pdf/1805.03441.pdf In general we can afford to treat the problem as a search problem since our kernels are small enough. Here there is a lot of stuff that ML aided stochastic search is amazing at compared to normal compilers and even in some cases human hand optimized assembly (!).