On Wed, 27 Mar 2024 at 14:41, Kent Overstreet <kent.overstreet@xxxxxxxxx> wrote: > > > On the hardware end, the Mill guys were pointing out years ago that > register renaming is a big power bottleneck in modern processors; LOL. The Mill guys took the arguments from the Itanium people, and turned the crazy up to 11, with "the belt" and seemingly trying to do a dataflow machine but not worrying over-much about memory accesses etc. The whole "we'll deal with it in the compiler" is crazy talk. In other words, I'll believe it when I see it. And I doubt we'll ever see it. Linus