LLVM  16.0.0git
LoongArchRegisterInfo.h
Go to the documentation of this file.
1 //= LoongArchRegisterInfo.h - LoongArch 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 LoongArch implementation of the TargetRegisterInfo
10 // class.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LIB_TARGET_LOONGARCH_LOONGARCHREGISTERINFO_H
15 #define LLVM_LIB_TARGET_LOONGARCH_LOONGARCHREGISTERINFO_H
16 
18 
19 #define GET_REGINFO_HEADER
20 #include "LoongArchGenRegisterInfo.inc"
21 
22 namespace llvm {
23 
25 
26  LoongArchRegisterInfo(unsigned HwMode);
27 
28  const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override;
30  CallingConv::ID) const override;
31  const uint32_t *getNoPreservedMask() const override;
32 
33  BitVector getReservedRegs(const MachineFunction &MF) const override;
34  bool isConstantPhysReg(MCRegister PhysReg) const override;
35 
36  const TargetRegisterClass *
38  unsigned Kind = 0) const override {
39  return &LoongArch::GPRRegClass;
40  }
41 
43  unsigned FIOperandNum,
44  RegScavenger *RS = nullptr) const override;
45 
46  Register getFrameRegister(const MachineFunction &MF) const override;
47 };
48 } // end namespace llvm
49 
50 #endif // LLVM_LIB_TARGET_LOONGARCH_LOONGARCHREGISTERINFO_H
MI
IRTranslator LLVM IR MI
Definition: IRTranslator.cpp:105
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
llvm::LoongArchRegisterInfo::getCalleeSavedRegs
const MCPhysReg * getCalleeSavedRegs(const MachineFunction *MF) const override
Definition: LoongArchRegisterInfo.cpp:36
llvm::LoongArchRegisterInfo::getPointerRegClass
const TargetRegisterClass * getPointerRegClass(const MachineFunction &MF, unsigned Kind=0) const override
Definition: LoongArchRegisterInfo.h:37
llvm::LoongArchRegisterInfo::getCallPreservedMask
const uint32_t * getCallPreservedMask(const MachineFunction &MF, CallingConv::ID) const override
Definition: LoongArchRegisterInfo.cpp:55
llvm::LoongArchRegisterInfo::getNoPreservedMask
const uint32_t * getNoPreservedMask() const override
Definition: LoongArchRegisterInfo.cpp:74
llvm::TargetRegisterClass
Definition: TargetRegisterInfo.h:45
llvm::LoongArchRegisterInfo
Definition: LoongArchRegisterInfo.h:24
llvm::BitVector
Definition: BitVector.h:75
llvm::lltok::Kind
Kind
Definition: LLToken.h:18
llvm::CallingConv::ID
unsigned ID
LLVM IR allows to use arbitrary numbers as calling convention identifiers.
Definition: CallingConv.h:24
LoongArchGenRegisterInfo
llvm::LoongArchRegisterInfo::isConstantPhysReg
bool isConstantPhysReg(MCRegister PhysReg) const override
Definition: LoongArchRegisterInfo.cpp:99
llvm::LoongArchRegisterInfo::getFrameRegister
Register getFrameRegister(const MachineFunction &MF) const override
Definition: LoongArchRegisterInfo.cpp:104
llvm::LoongArchRegisterInfo::eliminateFrameIndex
void eliminateFrameIndex(MachineBasicBlock::iterator MI, int SPAdj, unsigned FIOperandNum, RegScavenger *RS=nullptr) const override
Definition: LoongArchRegisterInfo.cpp:109
llvm::RegScavenger
Definition: RegisterScavenging.h:34
llvm::LoongArchRegisterInfo::LoongArchRegisterInfo
LoongArchRegisterInfo(unsigned HwMode)
Definition: LoongArchRegisterInfo.cpp:30
llvm::MachineFunction
Definition: MachineFunction.h:257
uint32_t
llvm::Register
Wrapper class representing virtual and physical registers.
Definition: Register.h:19
uint16_t
llvm::LoongArchRegisterInfo::getReservedRegs
BitVector getReservedRegs(const MachineFunction &MF) const override
Definition: LoongArchRegisterInfo.cpp:79
llvm::MachineInstrBundleIterator< MachineInstr >
TargetRegisterInfo.h
llvm::MCRegister
Wrapper class representing physical registers. Should be passed by value.
Definition: MCRegister.h:24