//Zilog Z80 struct CPU : Processor::Z80, Thread { static auto Enter() -> void; auto main() -> void; auto step(uint clocks) -> void; auto setNMI(bool value) -> void; auto setINT(bool value) -> void; auto power() -> void; auto reset() -> void; private: struct State { boolean nmiLine; boolean intLine; } state; }; extern CPU cpu;