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Added FPOW, FEXP, FLOG to PromoteNode so that custom actions can be set to Promote for those operations.

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Sorry, no test case yet


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148050 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pete Cooper 2012-01-12 21:46:18 +00:00
parent 16db710898
commit d578b905de
1 changed files with 18 additions and 0 deletions
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18
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -3592,6 +3592,24 @@ void SelectionDAGLegalize::PromoteNode(SDNode *Node) {
Tmp1, Tmp2, Node->getOperand(2)));
break;
}
case ISD::FPOW: {
Tmp1 = DAG.getNode(ISD::FP_EXTEND, dl, NVT, Node->getOperand(0));
Tmp2 = DAG.getNode(ISD::FP_EXTEND, dl, NVT, Node->getOperand(1));
Tmp3 = DAG.getNode(ISD::FPOW, dl, NVT, Tmp1, Tmp2);
Results.push_back(DAG.getNode(ISD::FP_ROUND, dl, OVT,
Tmp3, DAG.getIntPtrConstant(0)));
break;
}
case ISD::FLOG2:
case ISD::FEXP2:
case ISD::FLOG:
case ISD::FEXP: {
Tmp1 = DAG.getNode(ISD::FP_EXTEND, dl, NVT, Node->getOperand(0));
Tmp2 = DAG.getNode(Node->getOpcode(), dl, NVT, Tmp1);
Results.push_back(DAG.getNode(ISD::FP_ROUND, dl, OVT,
Tmp2, DAG.getIntPtrConstant(0)));
break;
}
}
// Replace the original node with the legalized result.