[llvm-dev] Extending DFAPacketizer for the new machine model instead of itineraries

Krzysztof Parzyszek via llvm-dev llvm-dev at lists.llvm.org
Tue Feb 9 11:30:36 PST 2016

The main difficulty would be in generating the state table for the DFA. 
The packetizer itself just tries to allocate resources in the packet 
using the the DFA.
 From the Hexagon perspective, we don't have any immediate plans to 
replace it with another model.


On 2/9/2016 9:28 AM, Fatum Niaerdh via llvm-dev wrote:
> I have a VLIW architecture that is described with the new machine model.
> I would like to use DFA packetizer for the final stages of
> scheduling/packetization, but it only uses itineraries as the source of
> the scheduling information.
> Are there any plans for the packetizer to be extended to use new machine
> model?
> Or, do you have any estimation about how difficult it would be to do this?
> Thank you in advance,
> F
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