Piggy backing on this comment. Agner Fog has some nice tables at http://www.agner.org/optimize/calling_conventions.pdf http://www.agner.org/optimize/calling_con

Piggy backing on this comment. Agner Fog has some nice tables at http://www.agner.org/optimize/calling_conventions.pdf http://www.agner.org/optimize/calling_conventions.pdf describing the register usage and calling coventions. Chapter 6 & 7