1 files changed, 43 insertions, 0 deletions
diff --git a/lib/Target/Alpha/AlphaFrameLowering.h b/lib/Target/Alpha/AlphaFrameLowering.h
new file mode 100644
index 0000000000..ebd9e1bac1
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+++ b/lib/Target/Alpha/AlphaFrameLowering.h
@@ -0,0 +1,43 @@
+//==-- AlphaFrameLowering.h - Define frame lowering for Alpha --*- C++ -*---==//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ALPHA_FRAMEINFO_H
+#define ALPHA_FRAMEINFO_H
+
+#include "Alpha.h"
+#include "AlphaSubtarget.h"
+#include "llvm/Target/TargetFrameLowering.h"
+
+namespace llvm {
+  class AlphaSubtarget;
+
+class AlphaFrameLowering : public TargetFrameLowering {
+  const AlphaSubtarget &STI;
+  // FIXME: This should end in MachineFunctionInfo, not here!
+  mutable int curgpdist;
+public:
+  explicit AlphaFrameLowering(const AlphaSubtarget &sti)
+    : TargetFrameLowering(StackGrowsDown, 16, 0), STI(sti), curgpdist(0) {
+  }
+
+  /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
+  /// the function.
+  void emitPrologue(MachineFunction &MF) const;
+  void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
+
+  bool hasFP(const MachineFunction &MF) const;
+};
+
+} // End llvm namespace
+
+#endif