//===- lib/ReaderWriter/ELF/AArch64/AArch64TargetHandler.cpp --------------===//
//
//                             The LLVM Linker
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "Atoms.h"
#include "AArch64DynamicLibraryWriter.h"
#include "AArch64ExecutableWriter.h"
#include "AArch64LinkingContext.h"
#include "AArch64TargetHandler.h"

using namespace lld;
using namespace elf;

AArch64TargetHandler::AArch64TargetHandler(AArch64LinkingContext &ctx)
    : _ctx(ctx), _targetLayout(new TargetLayout<ELF64LE>(ctx)),
      _relocationHandler(new AArch64TargetRelocationHandler()) {}

std::unique_ptr<Writer> AArch64TargetHandler::getWriter() {
  switch (this->_ctx.getOutputELFType()) {
  case llvm::ELF::ET_EXEC:
    return llvm::make_unique<AArch64ExecutableWriter>(_ctx, *_targetLayout);
  case llvm::ELF::ET_DYN:
    return llvm::make_unique<AArch64DynamicLibraryWriter>(_ctx, *_targetLayout);
  case llvm::ELF::ET_REL:
    llvm_unreachable("TODO: support -r mode");
  default:
    llvm_unreachable("unsupported output type");
  }
}