1*81ad6265SDimitry Andric //===-- LoongArchSubtarget.cpp - LoongArch Subtarget Information -*- 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 implements the LoongArch specific subclass of TargetSubtargetInfo. 10*81ad6265SDimitry Andric // 11*81ad6265SDimitry Andric //===----------------------------------------------------------------------===// 12*81ad6265SDimitry Andric 13*81ad6265SDimitry Andric #include "LoongArchSubtarget.h" 14*81ad6265SDimitry Andric #include "LoongArchFrameLowering.h" 15*81ad6265SDimitry Andric 16*81ad6265SDimitry Andric using namespace llvm; 17*81ad6265SDimitry Andric 18*81ad6265SDimitry Andric #define DEBUG_TYPE "loongarch-subtarget" 19*81ad6265SDimitry Andric 20*81ad6265SDimitry Andric #define GET_SUBTARGETINFO_TARGET_DESC 21*81ad6265SDimitry Andric #define GET_SUBTARGETINFO_CTOR 22*81ad6265SDimitry Andric #include "LoongArchGenSubtargetInfo.inc" 23*81ad6265SDimitry Andric 24*81ad6265SDimitry Andric void LoongArchSubtarget::anchor() {} 25*81ad6265SDimitry Andric 26*81ad6265SDimitry Andric LoongArchSubtarget &LoongArchSubtarget::initializeSubtargetDependencies( 27*81ad6265SDimitry Andric const Triple &TT, StringRef CPU, StringRef TuneCPU, StringRef FS, 28*81ad6265SDimitry Andric StringRef ABIName) { 29*81ad6265SDimitry Andric bool Is64Bit = TT.isArch64Bit(); 30*81ad6265SDimitry Andric if (CPU.empty()) 31*81ad6265SDimitry Andric CPU = Is64Bit ? "generic-la64" : "generic-la32"; 32*81ad6265SDimitry Andric 33*81ad6265SDimitry Andric if (TuneCPU.empty()) 34*81ad6265SDimitry Andric TuneCPU = CPU; 35*81ad6265SDimitry Andric 36*81ad6265SDimitry Andric ParseSubtargetFeatures(CPU, TuneCPU, FS); 37*81ad6265SDimitry Andric if (Is64Bit) { 38*81ad6265SDimitry Andric GRLenVT = MVT::i64; 39*81ad6265SDimitry Andric GRLen = 64; 40*81ad6265SDimitry Andric } 41*81ad6265SDimitry Andric 42*81ad6265SDimitry Andric // TODO: ILP32{S,F} LP64{S,F} 43*81ad6265SDimitry Andric TargetABI = Is64Bit ? LoongArchABI::ABI_LP64D : LoongArchABI::ABI_ILP32D; 44*81ad6265SDimitry Andric return *this; 45*81ad6265SDimitry Andric } 46*81ad6265SDimitry Andric 47*81ad6265SDimitry Andric LoongArchSubtarget::LoongArchSubtarget(const Triple &TT, StringRef CPU, 48*81ad6265SDimitry Andric StringRef TuneCPU, StringRef FS, 49*81ad6265SDimitry Andric StringRef ABIName, 50*81ad6265SDimitry Andric const TargetMachine &TM) 51*81ad6265SDimitry Andric : LoongArchGenSubtargetInfo(TT, CPU, TuneCPU, FS), 52*81ad6265SDimitry Andric FrameLowering( 53*81ad6265SDimitry Andric initializeSubtargetDependencies(TT, CPU, TuneCPU, FS, ABIName)), 54*81ad6265SDimitry Andric InstrInfo(*this), RegInfo(getHwMode()), TLInfo(TM, *this) {} 55