1 files changed, 64 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARC/ARCMachineFunctionInfo.h b/llvm/lib/Target/ARC/ARCMachineFunctionInfo.h
new file mode 100644
index 00000000000..bfb3fdef5eb
--- /dev/null
+++ b/llvm/lib/Target/ARC/ARCMachineFunctionInfo.h
@@ -0,0 +1,64 @@
+//===- ARCMachineFunctionInfo.h - ARC machine function info -----*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares ARC-specific per-machine-function information.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_ARC_ARCMACHINEFUNCTIONINFO_H
+#define LLVM_LIB_TARGET_ARC_ARCMACHINEFUNCTIONINFO_H
+
+#include "llvm/CodeGen/MachineFunction.h"
+#include <vector>
+
+namespace llvm {
+
+/// ARCFunctionInfo - This class is derived from MachineFunction private
+/// ARC target-specific information for each MachineFunction.
+class ARCFunctionInfo : public MachineFunctionInfo {
+  virtual void anchor();
+  bool ReturnStackOffsetSet;
+  int VarArgsFrameIndex;
+  unsigned VarArgFrameBytes;
+  unsigned ReturnStackOffset;
+
+public:
+  ARCFunctionInfo()
+      : ReturnStackOffsetSet(false), VarArgsFrameIndex(0), VarArgFrameBytes(0),
+        ReturnStackOffset(-1U), MaxCallStackReq(0) {}
+
+  explicit ARCFunctionInfo(MachineFunction &MF)
+      : ReturnStackOffsetSet(false), VarArgsFrameIndex(0), VarArgFrameBytes(0),
+        ReturnStackOffset(-1U), MaxCallStackReq(0) {
+    // Functions are 4-byte (2**2) aligned.
+    MF.setAlignment(2);
+  }
+
+  ~ARCFunctionInfo() {}
+
+  void setVarArgsFrameIndex(int off) { VarArgsFrameIndex = off; }
+  int getVarArgsFrameIndex() const { return VarArgsFrameIndex; }
+
+  void setReturnStackOffset(unsigned value) {
+    assert(!ReturnStackOffsetSet && "Return stack offset set twice");
+    ReturnStackOffset = value;
+    ReturnStackOffsetSet = true;
+  }
+
+  unsigned getReturnStackOffset() const {
+    assert(ReturnStackOffsetSet && "Return stack offset not set");
+    return ReturnStackOffset;
+  }
+
+  unsigned MaxCallStackReq;
+};
+
+} // end namespace llvm
+
+#endif // LLVM_LIB_TARGET_ARC_ARCMACHINEFUNCTIONINFO_H