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Make sure operand does have size and element type operands.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30999 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-10-17 17:06:35 +00:00
parent 0d479ecbb1
commit 5d04a1af4f
1 changed files with 2 additions and 1 deletions
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3
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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@ -3114,7 +3114,8 @@ SDOperand DAGCombiner::visitVVECTOR_SHUFFLE(SDNode *N) {
// look though conversions that change things like v4f32 to v2f64.
if (V->getOpcode() == ISD::VBIT_CONVERT) {
SDOperand ConvInput = V->getOperand(0);
if (NumElts ==
if (ConvInput.getValueType() == MVT::Vector &&
NumElts ==
ConvInput.getConstantOperandVal(ConvInput.getNumOperands()-2))
V = ConvInput.Val;
}