[PATCH] D47986: [CostModel] Treat Identity shuffle masks as zero cost

[Simon Pilgrim via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL334506: [CostModel] Treat Identity shuffle masks as zero cost (authored by RKSimon, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D47986?vs=150906&id=150944#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D47986

Files:
  llvm/trunk/lib/Analysis/TargetTransformInfo.cpp
  llvm/trunk/test/Analysis/CostModel/X86/reduction.ll
  llvm/trunk/test/Analysis/CostModel/X86/shuffle-single-src.ll

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