AVRSubtarget.cpp
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//===-- AVRSubtarget.cpp - AVR Subtarget Information ----------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements the AVR specific subclass of TargetSubtargetInfo.
//
//===----------------------------------------------------------------------===//
#include "AVRSubtarget.h"
#include "llvm/BinaryFormat/ELF.h"
#include "llvm/Support/TargetRegistry.h"
#include "AVR.h"
#include "AVRTargetMachine.h"
#include "MCTargetDesc/AVRMCTargetDesc.h"
#define DEBUG_TYPE "avr-subtarget"
#define GET_SUBTARGETINFO_TARGET_DESC
#define GET_SUBTARGETINFO_CTOR
#include "AVRGenSubtargetInfo.inc"
namespace llvm {
AVRSubtarget::AVRSubtarget(const Triple &TT, const std::string &CPU,
const std::string &FS, const AVRTargetMachine &TM)
: AVRGenSubtargetInfo(TT, CPU, FS), ELFArch(0),
// Subtarget features
m_hasSRAM(false), m_hasJMPCALL(false), m_hasIJMPCALL(false),
m_hasEIJMPCALL(false), m_hasADDSUBIW(false), m_hasSmallStack(false),
m_hasMOVW(false), m_hasLPM(false), m_hasLPMX(false), m_hasELPM(false),
m_hasELPMX(false), m_hasSPM(false), m_hasSPMX(false), m_hasDES(false),
m_supportsRMW(false), m_supportsMultiplication(false), m_hasBREAK(false),
m_hasTinyEncoding(false), m_hasMemMappedGPR(false),
m_FeatureSetDummy(false),
InstrInfo(), FrameLowering(),
TLInfo(TM, initializeSubtargetDependencies(CPU, FS, TM)), TSInfo() {
// Parse features string.
ParseSubtargetFeatures(CPU, FS);
}
AVRSubtarget &
AVRSubtarget::initializeSubtargetDependencies(StringRef CPU, StringRef FS,
const TargetMachine &TM) {
// Parse features string.
ParseSubtargetFeatures(CPU, FS);
return *this;
}
} // end of namespace llvm