clang/lib/Driver/ToolChains/PS4CPU.h

   1 //===--- PS4CPU.h - PS4CPU ToolChain Implementations ------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_PS4CPU_H
  10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_PS4CPU_H
  11
  12 #include "Gnu.h"
  13 #include "clang/Basic/LangOptions.h"
  14 #include "clang/Driver/Tool.h"
  15 #include "clang/Driver/ToolChain.h"
  16
  17 namespace clang {
  18 namespace driver {
  19 namespace tools {
  20
  21 namespace PScpu {
  22 // Functions/classes in this namespace support both PS4 and PS5.
  23
  24 void addProfileRTArgs(const ToolChain &TC, const llvm::opt::ArgList &Args,
  25                       llvm::opt::ArgStringList &CmdArgs);
  26
  27 void addSanitizerArgs(const ToolChain &TC, const llvm::opt::ArgList &Args,
  28                       llvm::opt::ArgStringList &CmdArgs);
  29
  30 class LLVM_LIBRARY_VISIBILITY Assembler final : public Tool {
  31 public:
  32   Assembler(const ToolChain &TC) : Tool("PScpu::Assembler", "assembler", TC) {}
  33
  34   bool hasIntegratedCPP() const override { return false; }
  35
  36   void ConstructJob(Compilation &C, const JobAction &JA,
  37                     const InputInfo &Output, const InputInfoList &Inputs,
  38                     const llvm::opt::ArgList &TCArgs,
  39                     const char *LinkingOutput) const override;
  40 };
  41
  42 class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {
  43 public:
  44   Linker(const ToolChain &TC) : Tool("PScpu::Linker", "linker", TC) {}
  45
  46   bool hasIntegratedCPP() const override { return false; }
  47   bool isLinkJob() const override { return true; }
  48
  49   void ConstructJob(Compilation &C, const JobAction &JA,
  50                     const InputInfo &Output, const InputInfoList &Inputs,
  51                     const llvm::opt::ArgList &TCArgs,
  52                     const char *LinkingOutput) const override;
  53 };
  54 } // namespace PScpu
  55 } // namespace tools
  56
  57 namespace toolchains {
  58
  59 // Common Toolchain base class for PS4 and PS5.
  60 class LLVM_LIBRARY_VISIBILITY PS4PS5Base : public Generic_ELF {
  61 public:
  62   PS4PS5Base(const Driver &D, const llvm::Triple &Triple,
  63              const llvm::opt::ArgList &Args, StringRef Platform,
  64              const char *EnvVar);
  65
  66   void
  67   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
  68                             llvm::opt::ArgStringList &CC1Args) const override;
  69   // No support for finding a C++ standard library yet.
  70   void addLibCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
  71                              llvm::opt::ArgStringList &CC1Args) const override {
  72   }
  73   void
  74   addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
  75                            llvm::opt::ArgStringList &CC1Args) const override {}
  76
  77   bool IsMathErrnoDefault() const override { return false; }
  78   bool IsObjCNonFragileABIDefault() const override { return true; }
  79   bool HasNativeLLVMSupport() const override { return true; }
  80   bool isPICDefault() const override { return true; }
  81
  82   LangOptions::StackProtectorMode
  83   GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
  84     return LangOptions::SSPStrong;
  85   }
  86
  87   llvm::DebuggerKind getDefaultDebuggerTuning() const override {
  88     return llvm::DebuggerKind::SCE;
  89   }
  90
  91   SanitizerMask getSupportedSanitizers() const override;
  92
  93   void addClangTargetOptions(
  94       const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args,
  95       Action::OffloadKind DeviceOffloadingKind) const override;
  96
  97   llvm::DenormalMode getDefaultDenormalModeForType(
  98       const llvm::opt::ArgList &DriverArgs, const JobAction &JA,
  99       const llvm::fltSemantics *FPType) const override {
 100     // DAZ and FTZ are on by default.
 101     return llvm::DenormalMode::getPreserveSign();
 102   }
 103
 104   // Helper methods for PS4/PS5.
 105   virtual const char *getLinkerBaseName() const = 0;
 106   virtual std::string qualifyPSCmdName(StringRef CmdName) const = 0;
 107   virtual void addSanitizerArgs(const llvm::opt::ArgList &Args,
 108                                 llvm::opt::ArgStringList &CmdArgs,
 109                                 const char *Prefix,
 110                                 const char *Suffix) const = 0;
 111   virtual const char *getProfileRTLibName() const = 0;
 112
 113 protected:
 114   Tool *buildLinker() const override;
 115
 116 private:
 117   // We compute the SDK root dir in the ctor, and use it later.
 118   std::string SDKRootDir;
 119 };
 120
 121 // PS4-specific Toolchain class.
 122 class LLVM_LIBRARY_VISIBILITY PS4CPU : public PS4PS5Base {
 123 public:
 124   PS4CPU(const Driver &D, const llvm::Triple &Triple,
 125          const llvm::opt::ArgList &Args);
 126
 127   unsigned GetDefaultDwarfVersion() const override { return 4; }
 128
 129   // PS4 toolchain uses legacy thin LTO API, which is not
 130   // capable of unit splitting.
 131   bool canSplitThinLTOUnit() const override { return false; }
 132
 133   const char *getLinkerBaseName() const override { return "ld"; }
 134   std::string qualifyPSCmdName(StringRef CmdName) const override {
 135     return Twine("orbis-", CmdName).str();
 136   }
 137   void addSanitizerArgs(const llvm::opt::ArgList &Args,
 138                         llvm::opt::ArgStringList &CmdArgs, const char *Prefix,
 139                         const char *Suffix) const override;
 140   const char *getProfileRTLibName() const override {
 141     return "libclang_rt.profile-x86_64.a";
 142   }
 143
 144 protected:
 145   Tool *buildAssembler() const override;
 146 };
 147
 148 // PS5-specific Toolchain class.
 149 class LLVM_LIBRARY_VISIBILITY PS5CPU : public PS4PS5Base {
 150 public:
 151   PS5CPU(const Driver &D, const llvm::Triple &Triple,
 152          const llvm::opt::ArgList &Args);
 153
 154   unsigned GetDefaultDwarfVersion() const override { return 5; }
 155
 156   SanitizerMask getSupportedSanitizers() const override;
 157
 158   const char *getLinkerBaseName() const override { return "lld"; }
 159   std::string qualifyPSCmdName(StringRef CmdName) const override {
 160     return Twine("prospero-", CmdName).str();
 161   }
 162   void addSanitizerArgs(const llvm::opt::ArgList &Args,
 163                         llvm::opt::ArgStringList &CmdArgs, const char *Prefix,
 164                         const char *Suffix) const override;
 165   const char *getProfileRTLibName() const override {
 166     return "libclang_rt.profile-x86_64_nosubmission.a";
 167   }
 168
 169 protected:
 170   Tool *buildAssembler() const override;
 171 };
 172
 173 } // end namespace toolchains
 174 } // end namespace driver
 175 } // end namespace clang
 176
 177 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_PS4CPU_H