1//===-- AVRSubtarget.cpp - AVR Subtarget Information ----------------------===// 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 implements the AVR specific subclass of TargetSubtargetInfo. 10// 11//===----------------------------------------------------------------------===// 12 13#include "AVRSubtarget.h" 14 15#include "llvm/BinaryFormat/ELF.h" 16#include "llvm/Support/TargetRegistry.h" 17 18#include "AVR.h" 19#include "AVRTargetMachine.h" 20#include "MCTargetDesc/AVRMCTargetDesc.h" 21 22#define DEBUG_TYPE "avr-subtarget" 23 24#define GET_SUBTARGETINFO_TARGET_DESC 25#define GET_SUBTARGETINFO_CTOR 26#include "AVRGenSubtargetInfo.inc" 27 28namespace llvm { 29 30AVRSubtarget::AVRSubtarget(const Triple &TT, const std::string &CPU, 31 const std::string &FS, const AVRTargetMachine &TM) 32 : AVRGenSubtargetInfo(TT, CPU, FS), InstrInfo(), FrameLowering(), 33 TLInfo(TM, initializeSubtargetDependencies(CPU, FS, TM)), TSInfo(), 34 35 // Subtarget features 36 m_hasSRAM(false), m_hasJMPCALL(false), m_hasIJMPCALL(false), 37 m_hasEIJMPCALL(false), m_hasADDSUBIW(false), m_hasSmallStack(false), 38 m_hasMOVW(false), m_hasLPM(false), m_hasLPMX(false), m_hasELPM(false), 39 m_hasELPMX(false), m_hasSPM(false), m_hasSPMX(false), m_hasDES(false), 40 m_supportsRMW(false), m_supportsMultiplication(false), m_hasBREAK(false), 41 m_hasTinyEncoding(false), ELFArch(false), m_FeatureSetDummy(false) { 42 // Parse features string. 43 ParseSubtargetFeatures(CPU, FS); 44} 45 46AVRSubtarget & 47AVRSubtarget::initializeSubtargetDependencies(StringRef CPU, StringRef FS, 48 const TargetMachine &TM) { 49 // Parse features string. 50 ParseSubtargetFeatures(CPU, FS); 51 return *this; 52} 53 54} // end of namespace llvm 55