On Oct 15, 2010, at 7:41 PM, Steve Reinhardt wrote:
> src/cpu/simple/timing.cc
> <http://reviews.m5sim.org/r/256/#comment499>
> 
>    I agree, prefetches should just never set fault to anything other than 
> NoFault.
So how should the CPU know if it should actually execute the load or not?

Ali


> src/cpu/simple/timing.cc
> <http://reviews.m5sim.org/r/256/#comment500>
> 
>    So what happens with Alpha now?  Does this cause an error?  I think we 
> discussed this but I forgot the upshot.  Seems like the Alpha prefetches 
> should at least get a warn_once() or something.
Alpha does a whole lot of nothing on a prefetch. An EA is calculated, but it's 
never translated or sent to the memory system.

Ali


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