-//===- 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 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 TargetRegisterInfo class.
//
//===----------------------------------------------------------------------===//
-#ifndef SPARCV8REGISTERINFO_H
-#define SPARCV8REGISTERINFO_H
+#ifndef SPARCREGISTERINFO_H
+#define SPARCREGISTERINFO_H
-#include "llvm/Target/MRegisterInfo.h"
-#include "SparcV8GenRegisterInfo.h.inc"
+#include "llvm/Target/TargetRegisterInfo.h"
+
+#define GET_REGINFO_HEADER
+#include "SparcGenRegisterInfo.inc"
namespace llvm {
+class SparcSubtarget;
+class TargetInstrInfo;
class Type;
-struct SparcV8RegisterInfo : public SparcV8GenRegisterInfo {
- SparcV8RegisterInfo();
- const TargetRegisterClass* getRegClassForType(const Type* Ty) const;
+struct SparcRegisterInfo : public SparcGenRegisterInfo {
+ SparcSubtarget &Subtarget;
+ const TargetInstrInfo &TII;
- /// Code Generation virtual methods...
- void storeRegToStackSlot(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator MBBI,
- unsigned SrcReg, int FrameIndex,
- const TargetRegisterClass *RC) const;
+ SparcRegisterInfo(SparcSubtarget &st, const TargetInstrInfo &tii);
- void loadRegFromStackSlot(MachineBasicBlock &MBB,
- MachineBasicBlock::iterator MBBI,
- unsigned DestReg, int FrameIndex,
- const TargetRegisterClass *RC) const;
+ /// Code Generation virtual methods...
+ const uint16_t *getCalleeSavedRegs(const MachineFunction *MF = 0) const;
- void copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
- unsigned DestReg, unsigned SrcReg,
- const TargetRegisterClass *RC) const;
+ BitVector getReservedRegs(const MachineFunction &MF) const;
void eliminateCallFramePseudoInstr(MachineFunction &MF,
MachineBasicBlock &MBB,
MachineBasicBlock::iterator I) const;
- void eliminateFrameIndex(MachineBasicBlock::iterator II) const;
+ void eliminateFrameIndex(MachineBasicBlock::iterator II,
+ int SPAdj, RegScavenger *RS = NULL) const;
void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
- void emitPrologue(MachineFunction &MF) const;
- void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
+ // Debug information queries.
+ unsigned getFrameRegister(const MachineFunction &MF) const;
+
+ // Exception handling queries.
+ unsigned getEHExceptionRegister() const;
+ unsigned getEHHandlerRegister() const;
};
} // end namespace llvm