Billy Pettit real disappointment

Tony Duell ard at p850ug1.demon.co.uk
Thu Jun 28 17:27:06 CDT 2007


> > But nobody got into the really weird internals that have made the  
> > industry
> > so fascinating.  Go back to the real early days, like the Atlas,  
> > that let
> > you build your instruction set from scratch using micro-code.   

My first post in this thread mantioned the PERQ, which is completely 
soft-microcoded. And where you, the user, were expected to want to modify 
the microcode.

-tony



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