add a new TargetFrameIndex node

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23035 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 7 insertions, 4 deletions

diff --git a/include/llvm/CodeGen/SelectionDAG.h b/include/llvm/CodeGen/SelectionDAG.h
index 3204968..02af6d3 100644
--- a/include/llvm/CodeGen/SelectionDAG.h
+++ b/include/llvm/CodeGen/SelectionDAG.h
@@ -99,6 +99,7 @@ public:
   SDOperand getGlobalAddress(const GlobalValue *GV, MVT::ValueType VT);
   SDOperand getTargetGlobalAddress(const GlobalValue *GV, MVT::ValueType VT);
   SDOperand getFrameIndex(int FI, MVT::ValueType VT);
+  SDOperand getTargetFrameIndex(int FI, MVT::ValueType VT);
   SDOperand getConstantPool(unsigned CPIdx, MVT::ValueType VT);
   SDOperand getBasicBlock(MachineBasicBlock *MBB);
   SDOperand getExternalSymbol(const char *Sym, MVT::ValueType VT);
@@ -307,7 +308,7 @@ private:
   std::map<std::pair<uint64_t, MVT::ValueType>, SDNode*> Constants;
   std::map<std::pair<uint64_t, MVT::ValueType>, SDNode*> TargetConstants;
   std::map<std::pair<uint64_t, MVT::ValueType>, SDNode*> ConstantFPs;
-  std::map<int, SDNode*> FrameIndices;
+  std::map<int, SDNode*> FrameIndices, TargetFrameIndices;
   std::map<unsigned, SDNode*> ConstantPoolIndices;
   std::map<MachineBasicBlock *, SDNode*> BBNodes;
   std::vector<SDNode*> ValueTypeNodes;
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index 5681a36..319403c 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -65,6 +65,7 @@ namespace ISD {
     // anything else with this node, and this is valid in the target-specific
     // dag, turning into a GlobalAddress operand.
     TargetGlobalAddress,
+    TargetFrameIndex,
 
     // CopyToReg - This node has three operands: a chain, a register number to
     // set to this value, and a value.  
@@ -812,15 +813,16 @@ class FrameIndexSDNode : public SDNode {
   int FI;
 protected:
   friend class SelectionDAG;
-  FrameIndexSDNode(int fi, MVT::ValueType VT)
-    : SDNode(ISD::FrameIndex, VT), FI(fi) {}
+  FrameIndexSDNode(int fi, MVT::ValueType VT, bool isTarg)
+    : SDNode(isTarg ? ISD::TargetFrameIndex : ISD::FrameIndex, VT), FI(fi) {}
 public:
 
   int getIndex() const { return FI; }
 
   static bool classof(const FrameIndexSDNode *) { return true; }
   static bool classof(const SDNode *N) {
-    return N->getOpcode() == ISD::FrameIndex;
+    return N->getOpcode() == ISD::FrameIndex ||
+           N->getOpcode() == ISD::TargetFrameIndex;
   }
 };