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//===-- AVR.h - Top-level interface for AVR representation ------*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// This file contains the entry points for global functions defined in the LLVM
// AVR back-end.
#ifndef LLVM_AVR_H
#define LLVM_AVR_H
#include "llvm/CodeGen/SelectionDAGNodes.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class AVRTargetMachine;
class FunctionPass;
FunctionPass *createAVRISelDag(AVRTargetMachine &TM,
CodeGenOpt::Level OptLevel);
FunctionPass *createAVRExpandPseudoPass();
FunctionPass *createAVRFrameAnalyzerPass();
FunctionPass *createAVRRelaxMemPass();
FunctionPass *createAVRDynAllocaSRPass();
FunctionPass *createAVRBranchSelectionPass();
void initializeAVRExpandPseudoPass(PassRegistry&);
void initializeAVRRelaxMemPass(PassRegistry&);
/// Contains the AVR backend.
namespace AVR {
/// An integer that identifies all of the supported AVR address spaces.
enum AddressSpace { DataMemory, ProgramMemory };
/// Checks if a given type is a pointer to program memory.
template <typename T> bool isProgramMemoryAddress(T *V) {
return cast<PointerType>(V->getType())->getAddressSpace() == ProgramMemory;
inline bool isProgramMemoryAccess(MemSDNode const *N) {
auto V = N->getMemOperand()->getValue();
return (V != nullptr) ? isProgramMemoryAddress(V) : false;
} // end of namespace AVR
} // end namespace llvm
#endif // LLVM_AVR_H