generally does not apply generally. :) A barrel processor (CDC6200-6400?) http://www.standardpascal.org/cdc6400.html "A  barrel processor  is a  CPU  that switches between  threads  of execution on every  cycle . This  CPU design  technique is also known as "interleaved" or "fine-grained" temporal multithreading . As opposed to  simultaneous multithreading  in modern  superscalar  architectures, it