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The ANDMask node folds to a constant, and isn't the node that needs to

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have its node id set. The new and and shift nodes are the nodes that need
the IDs. This fixes PR2982.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58655 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2008-11-03 23:43:55 +00:00
parent b6dc9352b0
commit f6503a031e
2 changed files with 28 additions and 2 deletions
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4
lib/Target/X86/X86ISelDAGToDAG.cpp
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@@ -993,8 +993,8 @@ bool X86DAGToDAGISel::MatchAddress(SDValue N, X86ISelAddressMode &AM,
Shift.getOperand(0), NewANDMask);
SDValue NewSHIFT = CurDAG->getNode(ISD::SHL, N.getValueType(),
NewAND, SDValue(C1, 0));
NewANDMask.getNode()->setNodeId(Shift.getNode()->getNodeId());
NewAND.getNode()->setNodeId(N.getNode()->getNodeId());
NewAND.getNode()->setNodeId(Shift.getNode()->getNodeId());
NewSHIFT.getNode()->setNodeId(N.getNode()->getNodeId());
CurDAG->ReplaceAllUsesWith(N, NewSHIFT);
AM.Scale = 1 << ShiftCst;