[llvm] r313035 - [SLP] Fix for PHINode during horizontal reduction scanning, NFC.

[Alexey Bataev via llvm-commits]

Author: abataev
Date: Tue Sep 12 08:13:50 2017
New Revision: 313035

URL: http://llvm.org/viewvc/llvm-project?rev=313035&view=rev
Log:
[SLP] Fix for PHINode during horizontal reduction scanning, NFC.

Reduces number of loops during instructions analysis.

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=313035&r1=313034&r2=313035&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp (original)
+++ llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp Tue Sep 12 08:13:50 2017
@@ -5490,7 +5490,7 @@ static bool tryToVectorizeHorReductionOr
       for (auto *Op : Inst->operand_values())
         if (VisitedInstrs.insert(Op).second)
           if (auto *I = dyn_cast<Instruction>(Op))
-            if (!isa<PHINode>(Inst) && I->getParent() == BB)
+            if (!isa<PHINode>(I) && I->getParent() == BB)
               Stack.emplace_back(Op, Level);
   }
   return Res;