1//===-- XCoreRegisterInfo.h - XCore Register Information Impl ---*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file contains the XCore implementation of the MRegisterInfo class.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_LIB_TARGET_XCORE_XCOREREGISTERINFO_H
14#define LLVM_LIB_TARGET_XCORE_XCOREREGISTERINFO_H
15
16#include "llvm/CodeGen/TargetRegisterInfo.h"
17
18#define GET_REGINFO_HEADER
19#include "XCoreGenRegisterInfo.inc"
20
21namespace llvm {
22
23struct XCoreRegisterInfo : public XCoreGenRegisterInfo {
24public:
25 XCoreRegisterInfo();
26
27 /// Code Generation virtual methods...
28
29 const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override;
30
31 BitVector getReservedRegs(const MachineFunction &MF) const override;
32
33 bool requiresRegisterScavenging(const MachineFunction &MF) const override;
34
35 bool useFPForScavengingIndex(const MachineFunction &MF) const override;
36
37 bool eliminateFrameIndex(MachineBasicBlock::iterator II,
38 int SPAdj, unsigned FIOperandNum,
39 RegScavenger *RS = nullptr) const override;
40
41 // Debug information queries.
42 Register getFrameRegister(const MachineFunction &MF) const override;
43
44 //! Return whether to emit frame moves
45 static bool needsFrameMoves(const MachineFunction &MF);
46};
47
48} // end namespace llvm
49
50#endif
51