X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTransforms%2FVectorize%2FLoopVectorize.h;h=e5a525960599ac266cea673d05a215bd17ce64ea;hb=5da804150d418b8b4956b84013f8f67df553c543;hp=9d6d80e22b3e7c02c06aea7920dc49128d36224a;hpb=61f4dfe3693bf68b20748d82ac4dd9bf2f356699;p=oota-llvm.git

diff --git a/lib/Transforms/Vectorize/LoopVectorize.h b/lib/Transforms/Vectorize/LoopVectorize.h
index 9d6d80e22b3..e5a52596059 100644
--- a/lib/Transforms/Vectorize/LoopVectorize.h
+++ b/lib/Transforms/Vectorize/LoopVectorize.h
@@ -420,10 +420,11 @@ public:
                              const VectorTargetTransformInfo *Vtti):
   TheLoop(Lp), SE(Se), Legal(Leg), VTTI(Vtti) { }
 
-  /// Returns the most profitable vectorization factor for the loop that is
-  /// smaller or equal to the VF argument. This method checks every power
-  /// of two up to VF.
-  unsigned findBestVectorizationFactor(unsigned VF = MaxVectorSize);
+  /// Returns the most profitable vectorization factor in powers of two.
+  /// This method checks every power of two up to VF. If UserVF is not ZERO
+  /// then this vectorization factor will be selected if vectorization is
+  /// possible.
+  unsigned selectVectorizationFactor(bool OptForSize, unsigned UserVF);
 
 private:
   /// Returns the expected execution cost. The unit of the cost does