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Implement expand support for MERGE_VALUEs that only produces one result.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44304 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -5401,6 +5401,10 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
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break;
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break;
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case ISD::MERGE_VALUES:
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case ISD::MERGE_VALUES:
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if (Node->getNumValues() == 1) {
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ExpandOp(Op.getOperand(0), Lo, Hi);
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break;
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}
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// FIXME: For now only expand i64,chain = MERGE_VALUES (x, y)
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// FIXME: For now only expand i64,chain = MERGE_VALUES (x, y)
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assert(Op.ResNo == 0 && Node->getNumValues() == 2 &&
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assert(Op.ResNo == 0 && Node->getNumValues() == 2 &&
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Op.getValue(1).getValueType() == MVT::Other &&
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Op.getValue(1).getValueType() == MVT::Other &&
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