//===--- HIPSPV.h - HIP 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_HIPSPV_H

#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HIPSPV_H

#include "SPIRV.h"

#include "clang/Driver/Tool.h"

#include "clang/Driver/ToolChain.h"

namespace clang {

namespace driver {

namespace tools {

namespace HIPSPV {

// Runs llvm-link/opt/llc/lld, which links multiple LLVM bitcode, together with

// device library, then compiles it to SPIR-V in a shared object.

class LLVM_LIBRARY_VISIBILITY Linker : public Tool {

public:

  Linker(const ToolChain &TC) : Tool("HIPSPV::Linker", "hipspv-link", 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;

private:

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

                                        const InputInfoList &Inputs,

                                        const InputInfo &Output,

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

};

} // namespace HIPSPV

} // namespace tools

namespace toolchains {

class LLVM_LIBRARY_VISIBILITY HIPSPVToolChain final : public ToolChain {

public:

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

                  const ToolChain &HostTC, const llvm::opt::ArgList &Args);

  const llvm::Triple *getAuxTriple() const override {

    return &HostTC.getTriple();

  }

  void

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

                        llvm::opt::ArgStringList &CC1Args,

                        Action::OffloadKind DeviceOffloadKind) const override;

  void addClangWarningOptions(llvm::opt::ArgStringList &CC1Args) const override;

  CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;

  void

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

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

  void AddClangCXXStdlibIncludeArgs(

      const llvm::opt::ArgList &Args,

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

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

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

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

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

  llvm::SmallVector<BitCodeLibraryInfo, 12>

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

  SanitizerMask getSupportedSanitizers() const override;

  VersionTuple

  computeMSVCVersion(const Driver *D,

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

  void adjustDebugInfoKind(llvm::codegenoptions::DebugInfoKind &DebugInfoKind,

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

  bool IsMathErrnoDefault() const override { return false; }

  bool useIntegratedAs() const override { return true; }

  bool isCrossCompiling() const override { return true; }

  bool isPICDefault() const override { return false; }

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

    return false;

  }

  bool isPICDefaultForced() const override { return false; }

  bool SupportsProfiling() const override { return false; }

  const ToolChain &HostTC;

protected:

  Tool *buildLinker() const override;

};

} // end namespace toolchains

} // end namespace driver

} // end namespace clang

#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HIPSPV_H