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-rw-r--r--llvm/lib/Transforms/InstCombine/InstCombineInternal.h19
1 files changed, 1 insertions, 18 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
index 434b0d59121..327e7ab4fe4 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
+++ b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h
@@ -145,26 +145,9 @@ static inline bool IsFreeToInvert(Value *V, bool WillInvertAllUses) {
return true;
// Constants can be considered to be not'ed values.
- if (isa<ConstantInt>(V))
+ if (match(V, m_AnyIntegralConstant()))
return true;
- // A vector of constant integers can be inverted easily.
- if (V->getType()->isVectorTy() && isa<Constant>(V)) {
- unsigned NumElts = V->getType()->getVectorNumElements();
- for (unsigned i = 0; i != NumElts; ++i) {
- Constant *Elt = cast<Constant>(V)->getAggregateElement(i);
- if (!Elt)
- return false;
-
- if (isa<UndefValue>(Elt))
- continue;
-
- if (!isa<ConstantInt>(Elt))
- return false;
- }
- return true;
- }
-
// Compares can be inverted if all of their uses are being modified to use the
// ~V.
if (isa<CmpInst>(V))
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