//===--- OpenBSD.h - OpenBSD ToolChain Implementations ----------*- C++ -*-===//

//

// 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

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_H

#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_H

#include "Gnu.h"

#include "clang/Basic/LangOptions.h"

#include "clang/Driver/Tool.h"

#include "clang/Driver/ToolChain.h"

namespace clang {

namespace driver {

namespace tools {

/// openbsd -- Directly call GNU Binutils assembler and linker

namespace openbsd {

class LLVM_LIBRARY_VISIBILITY Assembler : public Tool {

public:

  Assembler(const ToolChain &TC)

      : Tool("openbsd::Assembler", "assembler", TC) {}

  bool hasIntegratedCPP() const override { return false; }

  void ConstructJob(Compilation &C, const JobAction &JA,

                    const InputInfo &Output, const InputInfoList &Inputs,

                    const llvm::opt::ArgList &TCArgs,

                    const char *LinkingOutput) const override;

};

class LLVM_LIBRARY_VISIBILITY Linker : public Tool {

public:

  Linker(const ToolChain &TC) : Tool("openbsd::Linker", "linker", TC) {}

  bool hasIntegratedCPP() const override { return false; }

  bool isLinkJob() const override { return true; }

  void ConstructJob(Compilation &C, const JobAction &JA,

                    const InputInfo &Output, const InputInfoList &Inputs,

                    const llvm::opt::ArgList &TCArgs,

                    const char *LinkingOutput) const override;

};

} // end namespace openbsd

} // end namespace tools

namespace toolchains {

class LLVM_LIBRARY_VISIBILITY OpenBSD : public Generic_ELF {

public:

  OpenBSD(const Driver &D, const llvm::Triple &Triple,

          const llvm::opt::ArgList &Args);

  bool HasNativeLLVMSupport() const override;

  bool IsMathErrnoDefault() const override { return false; }

  bool IsObjCNonFragileABIDefault() const override { return true; }

  bool isPIEDefault(const llvm::opt::ArgList &Args) const override {

    return true;

  }

  RuntimeLibType GetDefaultRuntimeLibType() const override {

    return ToolChain::RLT_CompilerRT;

  }

  CXXStdlibType GetDefaultCXXStdlibType() const override {

    return ToolChain::CST_Libcxx;

  }

  void

  AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,

                            llvm::opt::ArgStringList &CC1Args) const override;

  void addLibCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,

                             llvm::opt::ArgStringList &CC1Args) const override;

  void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,

                           llvm::opt::ArgStringList &CmdArgs) const override;

  std::string getCompilerRT(const llvm::opt::ArgList &Args, StringRef Component,

                            FileType Type = ToolChain::FT_Static) const override;

  UnwindTableLevel

  getDefaultUnwindTableLevel(const llvm::opt::ArgList &Args) const override;

  LangOptions::StackProtectorMode

  GetDefaultStackProtectorLevel(bool KernelOrKext) const override {

    return LangOptions::SSPStrong;

  }

  unsigned GetDefaultDwarfVersion() const override { return 2; }

  SanitizerMask getSupportedSanitizers() const override;

protected:

  Tool *buildAssembler() const override;

  Tool *buildLinker() const override;

};

} // end namespace toolchains

} // end namespace driver

} // end namespace clang

#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_H