Let's start another backend :)

llvm-svn: 75909

1 files changed, 39 insertions, 0 deletions

diff --git a/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h b/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h
new file mode 100644
index 00000000000..9b45b0364ce
--- /dev/null
+++ b/llvm/lib/Target/SystemZ/SystemZMachineFunctionInfo.h
@@ -0,0 +1,39 @@
+//==- SystemZMachineFuctionInfo.h - SystemZ 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 SystemZ-specific per-machine-function information.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SYSTEMZMACHINEFUNCTIONINFO_H
+#define SYSTEMZMACHINEFUNCTIONINFO_H
+
+#include "llvm/CodeGen/MachineFunction.h"
+
+namespace llvm {
+
+/// SystemZMachineFunctionInfo - This class is derived from MachineFunction and
+/// contains private SystemZ target-specific information for each MachineFunction.
+class SystemZMachineFunctionInfo : public MachineFunctionInfo {
+  /// CalleeSavedFrameSize - Size of the callee-saved register portion of the
+  /// stack frame in bytes.
+  unsigned CalleeSavedFrameSize;
+
+public:
+  SystemZMachineFunctionInfo() : CalleeSavedFrameSize(0) {}
+
+  SystemZMachineFunctionInfo(MachineFunction &MF) : CalleeSavedFrameSize(0) {}
+
+  unsigned getCalleeSavedFrameSize() const { return CalleeSavedFrameSize; }
+  void setCalleeSavedFrameSize(unsigned bytes) { CalleeSavedFrameSize = bytes; }
+};
+
+} // End llvm namespace
+
+#endif