Serenity.h

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//===---- Serenity.h - SerenityOS ToolChain Implementation ------*- 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_SERENITY_H
#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SERENITY_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 {
namespace serenity {
 
class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {
public:
  Linker(const ToolChain &TC) : Tool("serenity::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 serenity
} // end namespace tools
 
namespace toolchains {
 
class LLVM_LIBRARY_VISIBILITY Serenity final : public Generic_ELF {
public:
  Serenity(const Driver &D, const llvm::Triple &Triple,
           const llvm::opt::ArgList &Args);
 
  void
  AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
                            llvm::opt::ArgStringList &CC1Args) const override;
 
  RuntimeLibType GetDefaultRuntimeLibType() const override {
    return ToolChain::RLT_CompilerRT;
  }
 
  CXXStdlibType GetDefaultCXXStdlibType() const override {
    return ToolChain::CST_Libcxx;
  }
 
  const char *getDefaultLinker() const override { return "ld.lld"; }
 
  std::string getDynamicLinker(const llvm::opt::ArgList &) const override {
    return "/usr/lib/Loader.so";
  }
 
  bool HasNativeLLVMSupport() const override { return true; }
 
  bool isPICDefault() const override { return true; }
  bool isPIEDefault(const llvm::opt::ArgList &) const override { return true; }
 
  SanitizerMask getSupportedSanitizers() const override;
 
  bool IsMathErrnoDefault() const override { return false; }
 
  UnwindTableLevel
  getDefaultUnwindTableLevel(const llvm::opt::ArgList &Args) const override {
    return UnwindTableLevel::Asynchronous;
  }
 
  LangOptions::StackProtectorMode
  GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
    return LangOptions::SSPStrong;
  }
 
protected:
  Tool *buildLinker() const override;
};
 
} // end namespace toolchains
} // end namespace driver
} // end namespace clang
 
#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SERENITY_H