[llvm] r244089 - [Hexagon] Implement TargetTransformInfo for Hexagon

[Krzysztof Parzyszek via llvm-commits]

On 8/5/2015 7:33 PM, Eric Christopher wrote:
>
> Are you actually planning on supporting subtarget features for different
> subtargets on functions? Otherwise there's no reason to do this and you
> can just have:
>
> getSubtargetImpl(const Function &F) const {
>     return &Subtarget;
> }
>
> -eric

Hi Eric,
Sort of.  I think it could happen with LTO but I'm not yet sure if we 
have actual scenarios where different subtargets/features would be mixed.

-Krzysztof


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