LLVM 20.0.0git
ARCRegisterInfo.h
Go to the documentation of this file.
1//===- ARCRegisterInfo.h - ARC 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 ARC implementation of the MRegisterInfo class.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H
14#define LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H
15
17
18#define GET_REGINFO_HEADER
19#include "ARCGenRegisterInfo.inc"
20
21namespace llvm {
22
23class TargetInstrInfo;
24class ARCSubtarget;
25
28
29public:
31
32 /// Code Generation virtual methods...
33
34 const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override;
35
36 BitVector getReservedRegs(const MachineFunction &MF) const override;
37
38 bool requiresRegisterScavenging(const MachineFunction &MF) const override;
39
40 bool useFPForScavengingIndex(const MachineFunction &MF) const override;
41
43 unsigned FIOperandNum,
44 RegScavenger *RS = nullptr) const override;
45
47 CallingConv::ID CC) const override;
48
49 // Debug information queries.
50 Register getFrameRegister(const MachineFunction &MF) const override;
51
52 //! Return whether to emit frame moves
53 static bool needsFrameMoves(const MachineFunction &MF);
54};
55
56} // end namespace llvm
57
58#endif // LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H
uint64_t IntrinsicInst * II
Wrapper class representing virtual and physical registers.
Definition: Register.h:19
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
const MCPhysReg * getCalleeSavedRegs(const MachineFunction *MF) const override
Code Generation virtual methods...
BitVector getReservedRegs(const MachineFunction &MF) const override
const uint32_t * getCallPreservedMask(const MachineFunction &MF, CallingConv::ID CC) const override
bool useFPForScavengingIndex(const MachineFunction &MF) const override
const ARCSubtarget & ST
Register getFrameRegister(const MachineFunction &MF) const override
bool eliminateFrameIndex(MachineBasicBlock::iterator II, int SPAdj, unsigned FIOperandNum, RegScavenger *RS=nullptr) const override
static bool needsFrameMoves(const MachineFunction &MF)
Return whether to emit frame moves.
bool requiresRegisterScavenging(const MachineFunction &MF) const override