//===--- PS4CPU.h - PS4CPU 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_PS4CPU_H

#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_PS4CPU_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 PScpu {

// Functions/classes in this namespace support both PS4 and PS5.

void addProfileRTArgs(const ToolChain &TC, const llvm::opt::ArgList &Args,

                      llvm::opt::ArgStringList &CmdArgs);

void addSanitizerArgs(const ToolChain &TC, const llvm::opt::ArgList &Args,

                      llvm::opt::ArgStringList &CmdArgs);

class LLVM_LIBRARY_VISIBILITY Assembler : public Tool {

public:

  Assembler(const ToolChain &TC) : Tool("PScpu::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("PScpu::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;

};

} // namespace PScpu

} // namespace tools

namespace toolchains {

// Common Toolchain base class for PS4 and PS5.

class LLVM_LIBRARY_VISIBILITY PS4PS5Base : public Generic_ELF {

public:

  PS4PS5Base(const Driver &D, const llvm::Triple &Triple,

             const llvm::opt::ArgList &Args, StringRef Platform,

             const char *EnvVar);

  void

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

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

  // No support for finding a C++ standard library yet.

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

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

  }

  void

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

                           llvm::opt::ArgStringList &CC1Args) const override {}

  bool IsMathErrnoDefault() const override { return false; }

  bool IsObjCNonFragileABIDefault() const override { return true; }

  bool HasNativeLLVMSupport() const override { return true; }

  bool isPICDefault() const override { return true; }

  LangOptions::StackProtectorMode

  GetDefaultStackProtectorLevel(bool KernelOrKext) const override {

    return LangOptions::SSPStrong;

  }

  llvm::DebuggerKind getDefaultDebuggerTuning() const override {

    return llvm::DebuggerKind::SCE;

  }

  SanitizerMask getSupportedSanitizers() const override;

  void addClangTargetOptions(

      const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args,

      Action::OffloadKind DeviceOffloadingKind) const override;

  llvm::DenormalMode getDefaultDenormalModeForType(

      const llvm::opt::ArgList &DriverArgs, const JobAction &JA,

      const llvm::fltSemantics *FPType) const override {

    // DAZ and FTZ are on by default.

    return llvm::DenormalMode::getPreserveSign();

  }

  // Helper methods for PS4/PS5.

  virtual const char *getLinkerBaseName() const = 0;

  virtual std::string qualifyPSCmdName(StringRef CmdName) const = 0;

  virtual void addSanitizerArgs(const llvm::opt::ArgList &Args,

                                llvm::opt::ArgStringList &CmdArgs,

                                const char *Prefix,

                                const char *Suffix) const = 0;

  virtual const char *getProfileRTLibName() const = 0;

protected:

  Tool *buildLinker() const override;

private:

  // We compute the SDK root dir in the ctor, and use it later.

  std::string SDKRootDir;

};

// PS4-specific Toolchain class.

class LLVM_LIBRARY_VISIBILITY PS4CPU : public PS4PS5Base {

public:

  PS4CPU(const Driver &D, const llvm::Triple &Triple,

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

  unsigned GetDefaultDwarfVersion() const override { return 4; }

  // PS4 toolchain uses legacy thin LTO API, which is not

  // capable of unit splitting.

  bool canSplitThinLTOUnit() const override { return false; }

  const char *getLinkerBaseName() const override { return "ld"; }

  std::string qualifyPSCmdName(StringRef CmdName) const override {

    return Twine("orbis-", CmdName).str();

  }

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

                        llvm::opt::ArgStringList &CmdArgs, const char *Prefix,

                        const char *Suffix) const override;

  const char *getProfileRTLibName() const override {

    return "libclang_rt.profile-x86_64.a";

  }

protected:

  Tool *buildAssembler() const override;

};

// PS5-specific Toolchain class.

class LLVM_LIBRARY_VISIBILITY PS5CPU : public PS4PS5Base {

public:

  PS5CPU(const Driver &D, const llvm::Triple &Triple,

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

  unsigned GetDefaultDwarfVersion() const override { return 5; }

  SanitizerMask getSupportedSanitizers() const override;

  const char *getLinkerBaseName() const override { return "lld"; }

  std::string qualifyPSCmdName(StringRef CmdName) const override {

    return Twine("prospero-", CmdName).str();

  }

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

                        llvm::opt::ArgStringList &CmdArgs, const char *Prefix,

                        const char *Suffix) const override;

  const char *getProfileRTLibName() const override {

    return "libclang_rt.profile-x86_64_nosubmission.a";

  }

protected:

  Tool *buildAssembler() const override;

};

} // end namespace toolchains

} // end namespace driver

} // end namespace clang

#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_PS4CPU_H