Add support for target DAG nodes that take 4 operands, such as PowerPC's

rlwinm.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22856 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 0 deletions

diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index ad0c54586c..b365d9d2d6 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -664,6 +664,15 @@ protected:
     Op0.Val->Uses.push_back(this); Op1.Val->Uses.push_back(this);
     Op2.Val->Uses.push_back(this);
   }
+  void setOperands(SDOperand Op0, SDOperand Op1, SDOperand Op2, SDOperand Op3) {
+    Operands.reserve(4);
+    Operands.push_back(Op0);
+    Operands.push_back(Op1);
+    Operands.push_back(Op2);
+    Operands.push_back(Op3);
+    Op0.Val->Uses.push_back(this); Op1.Val->Uses.push_back(this);
+    Op2.Val->Uses.push_back(this); Op3.Val->Uses.push_back(this);
+  }
   void addUser(SDNode *User) {
     Uses.push_back(User);
   }