1 files changed, 85 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/PTX/PTXISelLowering.h b/contrib/llvm/lib/Target/PTX/PTXISelLowering.h
new file mode 100644
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--- /dev/null
+++ b/contrib/llvm/lib/Target/PTX/PTXISelLowering.h
@@ -0,0 +1,85 @@
+//==-- PTXISelLowering.h - PTX DAG Lowering Interface ------------*- C++ -*-==//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the interfaces that PTX uses to lower LLVM code into a
+// selection DAG.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef PTX_ISEL_LOWERING_H
+#define PTX_ISEL_LOWERING_H
+
+#include "llvm/Target/TargetLowering.h"
+
+namespace llvm {
+class PTXSubtarget;
+class PTXTargetMachine;
+
+namespace PTXISD {
+  enum NodeType {
+    FIRST_NUMBER = ISD::BUILTIN_OP_END,
+    LOAD_PARAM,
+    STORE_PARAM,
+    READ_PARAM,
+    WRITE_PARAM,
+    EXIT,
+    RET,
+    COPY_ADDRESS,
+    CALL
+  };
+}                               // namespace PTXISD
+
+class PTXTargetLowering : public TargetLowering {
+  public:
+    explicit PTXTargetLowering(TargetMachine &TM);
+
+    virtual const char *getTargetNodeName(unsigned Opcode) const;
+
+    virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const;
+
+    virtual SDValue LowerSETCC(SDValue Op, SelectionDAG &DAG) const;
+
+    virtual SDValue
+      LowerFormalArguments(SDValue Chain,
+                           CallingConv::ID CallConv,
+                           bool isVarArg,
+                           const SmallVectorImpl<ISD::InputArg> &Ins,
+                           DebugLoc dl,
+                           SelectionDAG &DAG,
+                           SmallVectorImpl<SDValue> &InVals) const;
+
+    virtual SDValue
+      LowerReturn(SDValue Chain,
+                  CallingConv::ID CallConv,
+                  bool isVarArg,
+                  const SmallVectorImpl<ISD::OutputArg> &Outs,
+                  const SmallVectorImpl<SDValue> &OutVals,
+                  DebugLoc dl,
+                  SelectionDAG &DAG) const;
+
+    virtual SDValue
+      LowerCall(SDValue Chain, SDValue Callee,
+                CallingConv::ID CallConv, bool isVarArg,
+                bool &isTailCall,
+                const SmallVectorImpl<ISD::OutputArg> &Outs,
+                const SmallVectorImpl<SDValue> &OutVals,
+                const SmallVectorImpl<ISD::InputArg> &Ins,
+                DebugLoc dl, SelectionDAG &DAG,
+                SmallVectorImpl<SDValue> &InVals) const;
+
+    virtual EVT getSetCCResultType(EVT VT) const;
+
+    virtual unsigned getNumRegisters(LLVMContext &Context, EVT VT);
+
+  private:
+    SDValue LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const;
+}; // class PTXTargetLowering
+} // namespace llvm
+
+#endif // PTX_ISEL_LOWERING_H