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Speed up folding operations into loads.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19733 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -504,7 +504,8 @@ static bool NodeTransitivelyUsesValue(SDOperand N, SDOperand Op,
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std::set<SDNode*> &Visited) {
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if (N == Op) return true; // Found it.
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SDNode *Node = N.Val;
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if (Node->getNumOperands() == 0) return false; // Leaf?
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if (Node->getNumOperands() == 0 || // Leaf?
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Node->getNodeDepth() <= Op.getNodeDepth()) return false; // Can't find it?
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if (!Visited.insert(Node).second) return false; // Already visited?
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// Recurse for the first N-1 operands.
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