[LLVMdev] Multiple-Pipeline Itinerary

Hal Finkel hfinkel at anl.gov
Thu Oct 6 13:37:37 PDT 2011


Anton,

Thanks!

What is the difference between Reserved and Required?

 -Hal

On Fri, 2011-10-07 at 00:11 +0400, Anton Korobeynikov wrote:
> Hello Hal.
> 
> > Is there a way to express a multiple pipeline itinerary using the
> > current scheme
> Yes, surely
> 
> > (maybe some trick with setting NextCycles = 0)?
> Yep!
> 
> > Specifically, consider a case where a floating-point load simultaneously
> > uses units from a floating-point pipeline and a load/store pipeline.
> Look into ARM itineraries, they contain a decent amount of such examples.


-- 
Hal Finkel
Postdoctoral Appointee
Leadership Computing Facility
Argonne National Laboratory
1-630-252-0023
hfinkel at anl.gov




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