Registers vs x87 stack with free swap a.k.a. rotating stack. Sub-optimal edge cases for both exist: [1] http://cr.yp.to/qhasm/20050210-fxch.txt http://cr.yp.to

Registers vs x87 stack with free swap a.k.a. rotating stack. Sub-optimal edge cases for both exist: [1] http://cr.yp.to/qhasm/20050210-fxch.txt http://cr.yp.to/qhasm/20050210-fxch.txt [2] https://pvk.ca/Blog/2014/03/15/sbcl-the-ultimate-assembly-code-breadboard/ https://pvk.ca/Blog/2014/03/15/sbcl-the-ultimate-assembly-co...