10b57cec5SDimitry Andric //===- ARCRegisterInfo.h - ARC Register Information Impl --------*- C++ -*-===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric // 90b57cec5SDimitry Andric // This file contains the ARC implementation of the MRegisterInfo class. 100b57cec5SDimitry Andric // 110b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 120b57cec5SDimitry Andric 130b57cec5SDimitry Andric #ifndef LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H 140b57cec5SDimitry Andric #define LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H 150b57cec5SDimitry Andric 160b57cec5SDimitry Andric #include "llvm/CodeGen/TargetRegisterInfo.h" 170b57cec5SDimitry Andric 180b57cec5SDimitry Andric #define GET_REGINFO_HEADER 190b57cec5SDimitry Andric #include "ARCGenRegisterInfo.inc" 200b57cec5SDimitry Andric 210b57cec5SDimitry Andric namespace llvm { 220b57cec5SDimitry Andric 230b57cec5SDimitry Andric class TargetInstrInfo; 24349cc55cSDimitry Andric class ARCSubtarget; 250b57cec5SDimitry Andric 260b57cec5SDimitry Andric struct ARCRegisterInfo : public ARCGenRegisterInfo { 27349cc55cSDimitry Andric const ARCSubtarget &ST; 28349cc55cSDimitry Andric 290b57cec5SDimitry Andric public: 30349cc55cSDimitry Andric ARCRegisterInfo(const ARCSubtarget &); 310b57cec5SDimitry Andric 320b57cec5SDimitry Andric /// Code Generation virtual methods... 330b57cec5SDimitry Andric 340b57cec5SDimitry Andric const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override; 350b57cec5SDimitry Andric 360b57cec5SDimitry Andric BitVector getReservedRegs(const MachineFunction &MF) const override; 370b57cec5SDimitry Andric 380b57cec5SDimitry Andric bool requiresRegisterScavenging(const MachineFunction &MF) const override; 390b57cec5SDimitry Andric 400b57cec5SDimitry Andric bool useFPForScavengingIndex(const MachineFunction &MF) const override; 410b57cec5SDimitry Andric 42*bdd1243dSDimitry Andric bool eliminateFrameIndex(MachineBasicBlock::iterator II, int SPAdj, 430b57cec5SDimitry Andric unsigned FIOperandNum, 440b57cec5SDimitry Andric RegScavenger *RS = nullptr) const override; 450b57cec5SDimitry Andric 460b57cec5SDimitry Andric const uint32_t *getCallPreservedMask(const MachineFunction &MF, 470b57cec5SDimitry Andric CallingConv::ID CC) const override; 480b57cec5SDimitry Andric 490b57cec5SDimitry Andric // Debug information queries. 500b57cec5SDimitry Andric Register getFrameRegister(const MachineFunction &MF) const override; 510b57cec5SDimitry Andric 520b57cec5SDimitry Andric //! Return whether to emit frame moves 530b57cec5SDimitry Andric static bool needsFrameMoves(const MachineFunction &MF); 540b57cec5SDimitry Andric }; 550b57cec5SDimitry Andric 560b57cec5SDimitry Andric } // end namespace llvm 570b57cec5SDimitry Andric 580b57cec5SDimitry Andric #endif // LLVM_LIB_TARGET_ARC_ARCREGISTERINFO_H 59