181ad6265SDimitry Andric //===-- LoongArchSubtarget.cpp - LoongArch Subtarget Information -*- C++ -*--=// 281ad6265SDimitry Andric // 381ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 481ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 581ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 681ad6265SDimitry Andric // 781ad6265SDimitry Andric //===----------------------------------------------------------------------===// 881ad6265SDimitry Andric // 981ad6265SDimitry Andric // This file implements the LoongArch specific subclass of TargetSubtargetInfo. 1081ad6265SDimitry Andric // 1181ad6265SDimitry Andric //===----------------------------------------------------------------------===// 1281ad6265SDimitry Andric 1381ad6265SDimitry Andric #include "LoongArchSubtarget.h" 1481ad6265SDimitry Andric #include "LoongArchFrameLowering.h" 1581ad6265SDimitry Andric 1681ad6265SDimitry Andric using namespace llvm; 1781ad6265SDimitry Andric 1881ad6265SDimitry Andric #define DEBUG_TYPE "loongarch-subtarget" 1981ad6265SDimitry Andric 2081ad6265SDimitry Andric #define GET_SUBTARGETINFO_TARGET_DESC 2181ad6265SDimitry Andric #define GET_SUBTARGETINFO_CTOR 2281ad6265SDimitry Andric #include "LoongArchGenSubtargetInfo.inc" 2381ad6265SDimitry Andric 2481ad6265SDimitry Andric void LoongArchSubtarget::anchor() {} 2581ad6265SDimitry Andric 2681ad6265SDimitry Andric LoongArchSubtarget &LoongArchSubtarget::initializeSubtargetDependencies( 2781ad6265SDimitry Andric const Triple &TT, StringRef CPU, StringRef TuneCPU, StringRef FS, 2881ad6265SDimitry Andric StringRef ABIName) { 2981ad6265SDimitry Andric bool Is64Bit = TT.isArch64Bit(); 30*bdd1243dSDimitry Andric if (CPU.empty() || CPU == "generic") 3181ad6265SDimitry Andric CPU = Is64Bit ? "generic-la64" : "generic-la32"; 3281ad6265SDimitry Andric 3381ad6265SDimitry Andric if (TuneCPU.empty()) 3481ad6265SDimitry Andric TuneCPU = CPU; 3581ad6265SDimitry Andric 3681ad6265SDimitry Andric ParseSubtargetFeatures(CPU, TuneCPU, FS); 3781ad6265SDimitry Andric if (Is64Bit) { 3881ad6265SDimitry Andric GRLenVT = MVT::i64; 3981ad6265SDimitry Andric GRLen = 64; 4081ad6265SDimitry Andric } 4181ad6265SDimitry Andric 42*bdd1243dSDimitry Andric if (HasLA32 == HasLA64) 43*bdd1243dSDimitry Andric report_fatal_error("Please use one feature of 32bit and 64bit."); 44*bdd1243dSDimitry Andric 45*bdd1243dSDimitry Andric if (Is64Bit && HasLA32) 46*bdd1243dSDimitry Andric report_fatal_error("Feature 32bit should be used for loongarch32 target."); 47*bdd1243dSDimitry Andric 48*bdd1243dSDimitry Andric if (!Is64Bit && HasLA64) 49*bdd1243dSDimitry Andric report_fatal_error("Feature 64bit should be used for loongarch64 target."); 50*bdd1243dSDimitry Andric 5181ad6265SDimitry Andric // TODO: ILP32{S,F} LP64{S,F} 5281ad6265SDimitry Andric TargetABI = Is64Bit ? LoongArchABI::ABI_LP64D : LoongArchABI::ABI_ILP32D; 5381ad6265SDimitry Andric return *this; 5481ad6265SDimitry Andric } 5581ad6265SDimitry Andric 5681ad6265SDimitry Andric LoongArchSubtarget::LoongArchSubtarget(const Triple &TT, StringRef CPU, 5781ad6265SDimitry Andric StringRef TuneCPU, StringRef FS, 5881ad6265SDimitry Andric StringRef ABIName, 5981ad6265SDimitry Andric const TargetMachine &TM) 6081ad6265SDimitry Andric : LoongArchGenSubtargetInfo(TT, CPU, TuneCPU, FS), 6181ad6265SDimitry Andric FrameLowering( 6281ad6265SDimitry Andric initializeSubtargetDependencies(TT, CPU, TuneCPU, FS, ABIName)), 6381ad6265SDimitry Andric InstrInfo(*this), RegInfo(getHwMode()), TLInfo(TM, *this) {} 64