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Commit d4c72462 authored by Michael Zolotukhin's avatar Michael Zolotukhin
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Implement sext(C1 + C2*X) --> sext(C1) + sext(C2*X) and 

sext{C1,+,C2} --> sext(C1) + sext{0,+,C2} transformation in Scalar
Evolution.

That helps SLP-vectorizer to recognize consecutive loads/stores.

<rdar://problem/14860614>

llvm-svn: 209568
parent 188cafb0
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