For PR786:

[oota-llvm.git] / lib / Target / Sparc / SparcRegisterInfo.h

diff --git a/lib/Target/Sparc/SparcRegisterInfo.h b/lib/Target/Sparc/SparcRegisterInfo.h
index b53202edaf4f50666cf91c6d5051ac9433969d3b..bbb11f86dee029e29cf181984ac96ae144bc115c 100644 (file)
--- a/lib/Target/Sparc/SparcRegisterInfo.h
+++ b/lib/Target/Sparc/SparcRegisterInfo.h
@@ -1,42 +1,54 @@
-//===- SparcV8RegisterInfo.h - SparcV8 Register Information Impl -*- C++ -*-==//
-// 
+//===- SparcRegisterInfo.h - Sparc Register Information Impl ----*- C++ -*-===//
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
-// This file contains the SparcV8 implementation of the MRegisterInfo class.
+// This file contains the Sparc implementation of the MRegisterInfo class.
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef SPARCV8REGISTERINFO_H
-#define SPARCV8REGISTERINFO_H
+#ifndef SPARCREGISTERINFO_H
+#define SPARCREGISTERINFO_H
 
 #include "llvm/Target/MRegisterInfo.h"
-#include "SparcV8GenRegisterInfo.h.inc"
+#include "SparcGenRegisterInfo.h.inc"
 
 namespace llvm {
 
+class SparcSubtarget;
 class Type;
 
-struct SparcV8RegisterInfo : public SparcV8GenRegisterInfo {
-  SparcV8RegisterInfo();
-  const TargetRegisterClass* getRegClassForType(const Type* Ty) const;
+struct SparcRegisterInfo : public SparcGenRegisterInfo {
+  SparcSubtarget &Subtarget;
+  
+  SparcRegisterInfo(SparcSubtarget &st);
 
   /// Code Generation virtual methods...
   void storeRegToStackSlot(MachineBasicBlock &MBB,
                            MachineBasicBlock::iterator MBBI,
-                           unsigned SrcReg, int FrameIndex) const;
+                           unsigned SrcReg, int FrameIndex,
+                           const TargetRegisterClass *RC) const;
 
   void loadRegFromStackSlot(MachineBasicBlock &MBB,
                             MachineBasicBlock::iterator MBBI,
-                            unsigned DestReg, int FrameIndex) const;
-  
+                            unsigned DestReg, int FrameIndex,
+                            const TargetRegisterClass *RC) const;
+
   void copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
                     unsigned DestReg, unsigned SrcReg,
                     const TargetRegisterClass *RC) const;
+  
+  virtual MachineInstr* foldMemoryOperand(MachineInstr* MI,
+                                          unsigned OpNum,
+                                          int FrameIndex) const;
+
+  const unsigned *getCalleeSaveRegs() const;
+
+  const TargetRegisterClass* const* getCalleeSaveRegClasses() const;
 
   void eliminateCallFramePseudoInstr(MachineFunction &MF,
                                      MachineBasicBlock &MBB,
@@ -48,6 +60,10 @@ struct SparcV8RegisterInfo : public SparcV8GenRegisterInfo {
 
   void emitPrologue(MachineFunction &MF) const;
   void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
+  
+  // Debug information queries.
+  unsigned getRARegister() const;
+  unsigned getFrameRegister(MachineFunction &MF) const;
 };
 
 } // end namespace llvm