[llvm] r257480 - RDF: Implement register liveness analysis

[Hal Finkel via llvm-commits]

----- Original Message -----
> From: "Krzysztof Parzyszek" <kparzysz at codeaurora.org>
> To: "Hal Finkel" <hfinkel at anl.gov>
> Cc: llvm-commits at lists.llvm.org
> Sent: Tuesday, January 12, 2016 10:21:29 AM
> Subject: Re: [llvm] r257480 - RDF: Implement register liveness analysis
> 
> On 1/12/2016 10:11 AM, Hal Finkel wrote:
> > Hi Krzysztof,
> >
> > Is there anything target-dependent about this?
> 
> Hi Hal,
> No.  I'm putting this under lib/Target/Hexagon so that other targets
> are
> not affected,

Sure, but that also means they can't use it ;) -- can you please say a few words about how/why you're using this? How does this compare to how we compute liveness in other places? It sounds like something we'd like to have available more generally.

Thanks again,
Hal

> but this is meant to be fully target-independent.
> 
> -Krzysztof
> 
> 
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> 

-- 
Hal Finkel
Assistant Computational Scientist
Leadership Computing Facility
Argonne National Laboratory