> The clean solution from a micro architectural point of view would be to have an overflow bit (or whatever flags you wanted) in every integer register. That's

> The clean solution from a micro architectural point of view would be to have an overflow bit (or whatever flags you wanted) in every integer register. That's what the Mill CPU does. Each "register" also had the other usual flags, and even some new ones like Not a Result, which helps with vector operations and access protection.