[PATCH] D31189: [InstCombine] Fix folding of select into phi nodes when incoming element of phi is a vector type
Sanjoy Das via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Mar 23 16:53:55 PDT 2017
sanjoy added inline comments.
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Comment at: lib/Transforms/InstCombine/InstructionCombining.cpp:914
+ // of individual elements in the vector (and will always return false).
+ if (InC && !isa<ConstantExpr>(InC) && !isa<VectorType>(InC->getType()))
InV = InC->isNullValue() ? FalseVInPred : TrueVInPred;
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How about `ConstantArray` and `ConstantStruct`?
https://reviews.llvm.org/D31189
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