[llvm] r335110 - [SLPVectorizer] Split Tree/Reduction cost calls to simplify debugging. NFCI.

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Wed Jun 20 02:39:01 2018
New Revision: 335110

URL: http://llvm.org/viewvc/llvm-project?rev=335110&view=rev
Log:
[SLPVectorizer] Split Tree/Reduction cost calls to simplify debugging. NFCI.

Modified:
    llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp

Modified: llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp?rev=335110&r1=335109&r2=335110&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp (original)
+++ llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp Wed Jun 20 02:39:01 2018
@@ -5691,8 +5691,9 @@ public:
       V.computeMinimumValueSizes();
 
       // Estimate cost.
-      int Cost =
-          V.getTreeCost() + getReductionCost(TTI, ReducedVals[i], ReduxWidth);
+      int TreeCost = V.getTreeCost();
+      int ReductionCost = getReductionCost(TTI, ReducedVals[i], ReduxWidth);
+      int Cost = TreeCost + ReductionCost;
       if (Cost >= -SLPCostThreshold) {
           V.getORE()->emit([&]() {
               return OptimizationRemarkMissed(