There is Clockhands (and STRAIGHT before that): https://dl.acm.org/doi/fullHtml/10.1145/3613424.3614272 https://dl.acm.org/doi/fullHtml/10.1145/3613424.3614272

There is Clockhands (and STRAIGHT before that): https://dl.acm.org/doi/fullHtml/10.1145/3613424.3614272 https://dl.acm.org/doi/fullHtml/10.1145/3613424.3614272 Previous discussion: https://news.ycombinator.com/item?id=38581719 https://news.ycombinator.com/item?id=38581719 I think such things make sense only as a means for more compact instruction encoding. Eventually, you will get bigger chips that will implement some form of register renaming anyway, to compensate for bottlenecks in the ISA.