Introduce new @llvm.get.dynamic.area.offset.i{32, 64} intrinsics.

[oota-llvm.git] / lib / CodeGen / SelectionDAG / LegalizeDAG.cpp

diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index c5810525f3c70c061c4cc822e9fb933970fe150d..8238cdeb59caccbf015a22bc8897b2df818f0cee 100644 (file)
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -1213,6 +1213,10 @@ void SelectionDAGLegalize::LegalizeOp(SDNode *Node) {
   case ISD::STACKSAVE:
     Action = TLI.getOperationAction(Node->getOpcode(), MVT::Other);
     break;
+  case ISD::GET_DYNAMIC_AREA_OFFSET:
+    Action = TLI.getOperationAction(Node->getOpcode(),
+                                    Node->getValueType(0));
+    break;
   case ISD::VAARG:
     Action = TLI.getOperationAction(Node->getOpcode(),
                                     Node->getValueType(0));
@@ -3295,6 +3299,10 @@ bool SelectionDAGLegalize::ExpandNode(SDNode *Node) {
       Results.push_back(Node->getOperand(0));
     }
     break;
+  case ISD::GET_DYNAMIC_AREA_OFFSET:
+    Results.push_back(DAG.getConstant(0, dl, Node->getValueType(0)));
+    Results.push_back(Results[0].getValue(0));
+    break;
   case ISD::FCOPYSIGN:
     Results.push_back(ExpandFCOPYSIGN(Node));
     break;