First step of huge frame-related refactoring: move emit{Prologue,Epilogue} out of TargetRegisterInfo to TargetFrameInfo, which is definitely much better suitable place

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119097 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/Sparc/SparcFrameInfo.h

@@ -0,0 +1,39 @@
+//===--- SparcFrameInfo.h - Define TargetFrameInfo for Sparc --*- C++ -*---===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SPARC_FRAMEINFO_H
+#define SPARC_FRAMEINFO_H
+
+#include "Sparc.h"
+#include "SparcSubtarget.h"
+#include "llvm/Target/TargetFrameInfo.h"
+
+namespace llvm {
+  class SparcSubtarget;
+
+class SparcFrameInfo : public TargetFrameInfo {
+  const SparcSubtarget &STI;
+public:
+  explicit SparcFrameInfo(const SparcSubtarget &sti)
+    : TargetFrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0), STI(sti) {
+  }
+
+  /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
+  /// the function.
+  void emitPrologue(MachineFunction &MF) const;
+  void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
+};
+
+} // End llvm namespace
+
+#endif