1*81ad6265SDimitry Andric //===- LoongArchSubtarget.h - Define Subtarget for the LoongArch -*- C++ -*-==// 2*81ad6265SDimitry Andric // 3*81ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*81ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*81ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*81ad6265SDimitry Andric // 7*81ad6265SDimitry Andric //===----------------------------------------------------------------------===// 8*81ad6265SDimitry Andric // 9*81ad6265SDimitry Andric // This file declares the LoongArch specific subclass of TargetSubtargetInfo. 10*81ad6265SDimitry Andric // 11*81ad6265SDimitry Andric //===----------------------------------------------------------------------===// 12*81ad6265SDimitry Andric 13*81ad6265SDimitry Andric #ifndef LLVM_LIB_TARGET_LOONGARCH_LOONGARCHSUBTARGET_H 14*81ad6265SDimitry Andric #define LLVM_LIB_TARGET_LOONGARCH_LOONGARCHSUBTARGET_H 15*81ad6265SDimitry Andric 16*81ad6265SDimitry Andric #include "LoongArchFrameLowering.h" 17*81ad6265SDimitry Andric #include "LoongArchISelLowering.h" 18*81ad6265SDimitry Andric #include "LoongArchInstrInfo.h" 19*81ad6265SDimitry Andric #include "LoongArchRegisterInfo.h" 20*81ad6265SDimitry Andric #include "MCTargetDesc/LoongArchBaseInfo.h" 21*81ad6265SDimitry Andric #include "llvm/CodeGen/SelectionDAGTargetInfo.h" 22*81ad6265SDimitry Andric #include "llvm/CodeGen/TargetSubtargetInfo.h" 23*81ad6265SDimitry Andric #include "llvm/IR/DataLayout.h" 24*81ad6265SDimitry Andric #include "llvm/Target/TargetMachine.h" 25*81ad6265SDimitry Andric 26*81ad6265SDimitry Andric #define GET_SUBTARGETINFO_HEADER 27*81ad6265SDimitry Andric #include "LoongArchGenSubtargetInfo.inc" 28*81ad6265SDimitry Andric 29*81ad6265SDimitry Andric namespace llvm { 30*81ad6265SDimitry Andric class StringRef; 31*81ad6265SDimitry Andric 32*81ad6265SDimitry Andric class LoongArchSubtarget : public LoongArchGenSubtargetInfo { 33*81ad6265SDimitry Andric virtual void anchor(); 34*81ad6265SDimitry Andric bool HasLA64 = false; 35*81ad6265SDimitry Andric bool HasBasicF = false; 36*81ad6265SDimitry Andric bool HasBasicD = false; 37*81ad6265SDimitry Andric bool HasExtLSX = false; 38*81ad6265SDimitry Andric bool HasExtLASX = false; 39*81ad6265SDimitry Andric bool HasExtLVZ = false; 40*81ad6265SDimitry Andric bool HasExtLBT = false; 41*81ad6265SDimitry Andric unsigned GRLen = 32; 42*81ad6265SDimitry Andric MVT GRLenVT = MVT::i32; 43*81ad6265SDimitry Andric LoongArchABI::ABI TargetABI = LoongArchABI::ABI_Unknown; 44*81ad6265SDimitry Andric LoongArchFrameLowering FrameLowering; 45*81ad6265SDimitry Andric LoongArchInstrInfo InstrInfo; 46*81ad6265SDimitry Andric LoongArchRegisterInfo RegInfo; 47*81ad6265SDimitry Andric LoongArchTargetLowering TLInfo; 48*81ad6265SDimitry Andric 49*81ad6265SDimitry Andric /// Initializes using the passed in CPU and feature strings so that we can 50*81ad6265SDimitry Andric /// use initializer lists for subtarget initialization. 51*81ad6265SDimitry Andric LoongArchSubtarget &initializeSubtargetDependencies(const Triple &TT, 52*81ad6265SDimitry Andric StringRef CPU, 53*81ad6265SDimitry Andric StringRef TuneCPU, 54*81ad6265SDimitry Andric StringRef FS, 55*81ad6265SDimitry Andric StringRef ABIName); 56*81ad6265SDimitry Andric 57*81ad6265SDimitry Andric public: 58*81ad6265SDimitry Andric // Initializes the data members to match that of the specified triple. 59*81ad6265SDimitry Andric LoongArchSubtarget(const Triple &TT, StringRef CPU, StringRef TuneCPU, 60*81ad6265SDimitry Andric StringRef FS, StringRef ABIName, const TargetMachine &TM); 61*81ad6265SDimitry Andric 62*81ad6265SDimitry Andric // Parses features string setting specified subtarget options. The 63*81ad6265SDimitry Andric // definition of this function is auto-generated by tblgen. 64*81ad6265SDimitry Andric void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS); 65*81ad6265SDimitry Andric 66*81ad6265SDimitry Andric const LoongArchFrameLowering *getFrameLowering() const override { 67*81ad6265SDimitry Andric return &FrameLowering; 68*81ad6265SDimitry Andric } 69*81ad6265SDimitry Andric const LoongArchInstrInfo *getInstrInfo() const override { return &InstrInfo; } 70*81ad6265SDimitry Andric const LoongArchRegisterInfo *getRegisterInfo() const override { 71*81ad6265SDimitry Andric return &RegInfo; 72*81ad6265SDimitry Andric } 73*81ad6265SDimitry Andric const LoongArchTargetLowering *getTargetLowering() const override { 74*81ad6265SDimitry Andric return &TLInfo; 75*81ad6265SDimitry Andric } 76*81ad6265SDimitry Andric bool is64Bit() const { return HasLA64; } 77*81ad6265SDimitry Andric bool hasBasicF() const { return HasBasicF; } 78*81ad6265SDimitry Andric bool hasBasicD() const { return HasBasicD; } 79*81ad6265SDimitry Andric bool hasExtLSX() const { return HasExtLSX; } 80*81ad6265SDimitry Andric bool hasExtLASX() const { return HasExtLASX; } 81*81ad6265SDimitry Andric bool hasExtLVZ() const { return HasExtLVZ; } 82*81ad6265SDimitry Andric bool hasExtLBT() const { return HasExtLBT; } 83*81ad6265SDimitry Andric MVT getGRLenVT() const { return GRLenVT; } 84*81ad6265SDimitry Andric unsigned getGRLen() const { return GRLen; } 85*81ad6265SDimitry Andric LoongArchABI::ABI getTargetABI() const { return TargetABI; } 86*81ad6265SDimitry Andric }; 87*81ad6265SDimitry Andric } // namespace llvm 88*81ad6265SDimitry Andric 89*81ad6265SDimitry Andric #endif // LLVM_LIB_TARGET_LOONGARCH_LOONGARCHSUBTARGET_H 90