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   comp.arch      Apparently more than just beeps & boops      131,241 messages   

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   Message 130,670 of 131,241   
   Stefan Monnier to All   
   Re: Multi-op instructions   
   29 Dec 25 17:48:29   
   
   From: monnier@iro.umontreal.ca   
      
   >> Do you have a reference to that?  I can't see any trace of that in the   
   >> SPARC ISA, so I assume it was done via instruction fusion instead?   
   > It is not in ISA, and it is not "like" instruction Fusion, either.   
   > When a first instruction had a property*, and a second instruction also   
   > had a certain property*, they would be issued together into the execution   
   > pipeline.  The first instruction executes in the first cycle, the second   
   > instruction in the second cycle with forwarding of the result of the first   
   > to the second.   
      
   Oh, I see, thanks.  Apparently they called this "cascading".   
      
      
           Stefan   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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