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//===-- XCoreRegisterInfo.h - XCore Register Information Impl ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the XCore implementation of the MRegisterInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef XCOREREGISTERINFO_H
#define XCOREREGISTERINFO_H
#include "llvm/Target/TargetRegisterInfo.h"
#define GET_REGINFO_HEADER
#include "XCoreGenRegisterInfo.inc"
namespace llvm {
class TargetInstrInfo;
struct XCoreRegisterInfo : public XCoreGenRegisterInfo {
public:
XCoreRegisterInfo();
/// Code Generation virtual methods...
const uint16_t *getCalleeSavedRegs(const MachineFunction *MF = 0) const;
BitVector getReservedRegs(const MachineFunction &MF) const;
bool requiresRegisterScavenging(const MachineFunction &MF) const;
bool trackLivenessAfterRegAlloc(const MachineFunction &MF) const;
bool useFPForScavengingIndex(const MachineFunction &MF) const;
void eliminateFrameIndex(MachineBasicBlock::iterator II,
int SPAdj, unsigned FIOperandNum,
RegScavenger *RS = NULL) const;
// Debug information queries.
unsigned getFrameRegister(const MachineFunction &MF) const;
//! Return whether to emit frame moves
static bool needsFrameMoves(const MachineFunction &MF);
};
} // end namespace llvm
#endif
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