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Re: RFC: Adding more expensive tree expression list in stmt_cost


> does not care about cost really and always pulls out the calculation  
> so maybe
> LIM should be doing that instead.
> 

Zdenek will argue (or at least, has in the past), that pulling out
things should only be done if you can prove that it won't increase
register pressure.  I believe that is not the correct approach for the
tree level, hence why PRE does it.

> Thanks,
> Andrew Pinski
> 


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