It does zero registers when context switching, but only the "logical" registers, not the physical ones, as described in this comment: https://news.ycombinator.c

It does zero registers when context switching, but only the "logical" registers, not the physical ones, as described in this comment: https://news.ycombinator.com/item?id=36855266 https://news.ycombinator.com/item?id=36855266