add anew method

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22957 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 851e99b0d4a6038acd444da0054ba9ca1e66a5fc..3bae15c6aab81d6e7fa88f0c88bca5d44ab59d4c 100644 (file)
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -1832,6 +1832,16 @@ void SelectionDAG::SelectNodeTo(SDNode *N, MVT::ValueType VT,
   N->setValueTypes(VT);
   N->setOperands(Op1, Op2, Op3);
 }
+void SelectionDAG::SelectNodeTo(SDNode *N, MVT::ValueType VT1,
+                                MVT::ValueType VT2,
+                                unsigned TargetOpc, SDOperand Op1,
+                                SDOperand Op2, SDOperand Op3) {
+  RemoveNodeFromCSEMaps(N);
+  N->MorphNodeTo(ISD::BUILTIN_OP_END+TargetOpc);
+  N->setValueTypes(VT1, VT2);
+  N->setOperands(Op1, Op2, Op3);
+}
+
 void SelectionDAG::SelectNodeTo(SDNode *N, MVT::ValueType VT,
                                 unsigned TargetOpc, SDOperand Op1,
                                 SDOperand Op2, SDOperand Op3, SDOperand Op4) {