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 : 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 : 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   // No support for finding a C++ standard library yet.
  67   void addLibCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
  68                              llvm::opt::ArgStringList &CC1Args) const override {
  69   }
  70   void
  71   addLibStdCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,
  72                            llvm::opt::ArgStringList &CC1Args) const override {}
  73
  74   bool IsMathErrnoDefault() const override { return false; }
  75   bool IsObjCNonFragileABIDefault() const override { return true; }
  76   bool HasNativeLLVMSupport() const override { return true; }
  77   bool isPICDefault() const override { return true; }
  78
  79   LangOptions::StackProtectorMode
  80   GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
  81     return LangOptions::SSPStrong;
  82   }
  83
  84   llvm::DebuggerKind getDefaultDebuggerTuning() const override {
  85     return llvm::DebuggerKind::SCE;
  86   }
  87
  88   SanitizerMask getSupportedSanitizers() const override;
  89
  90   void addClangTargetOptions(
  91       const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args,
  92       Action::OffloadKind DeviceOffloadingKind) const override;
  93
  94   llvm::DenormalMode getDefaultDenormalModeForType(
  95       const llvm::opt::ArgList &DriverArgs, const JobAction &JA,
  96       const llvm::fltSemantics *FPType) const override {
  97     // DAZ and FTZ are on by default.
  98     return llvm::DenormalMode::getPreserveSign();
  99   }
 100
 101   bool useRelaxRelocations() const override { return true; }
 102
 103   // Helper methods for PS4/PS5.
 104   virtual const char *getLinkerBaseName() const = 0;
 105   virtual std::string qualifyPSCmdName(StringRef CmdName) const = 0;
 106   virtual void addSanitizerArgs(const llvm::opt::ArgList &Args,
 107                                 llvm::opt::ArgStringList &CmdArgs,
 108                                 const char *Prefix,
 109                                 const char *Suffix) const = 0;
 110   virtual const char *getProfileRTLibName() const = 0;
 111
 112 protected:
 113   Tool *buildLinker() const override;
 114 };
 115
 116 // PS4-specific Toolchain class.
 117 class LLVM_LIBRARY_VISIBILITY PS4CPU : public PS4PS5Base {
 118 public:
 119   PS4CPU(const Driver &D, const llvm::Triple &Triple,
 120          const llvm::opt::ArgList &Args);
 121
 122   unsigned GetDefaultDwarfVersion() const override { return 4; }
 123
 124   // PS4 toolchain uses legacy thin LTO API, which is not
 125   // capable of unit splitting.
 126   bool canSplitThinLTOUnit() const override { return false; }
 127
 128   const char *getLinkerBaseName() const override { return "ld"; }
 129   std::string qualifyPSCmdName(StringRef CmdName) const override {
 130     return Twine("orbis-", CmdName).str();
 131   }
 132   void addSanitizerArgs(const llvm::opt::ArgList &Args,
 133                         llvm::opt::ArgStringList &CmdArgs, const char *Prefix,
 134                         const char *Suffix) const override;
 135   const char *getProfileRTLibName() const override {
 136     return "libclang_rt.profile-x86_64.a";
 137   }
 138
 139 protected:
 140   Tool *buildAssembler() const override;
 141 };
 142
 143 // PS5-specific Toolchain class.
 144 class LLVM_LIBRARY_VISIBILITY PS5CPU : public PS4PS5Base {
 145 public:
 146   PS5CPU(const Driver &D, const llvm::Triple &Triple,
 147          const llvm::opt::ArgList &Args);
 148
 149   unsigned GetDefaultDwarfVersion() const override { return 5; }
 150
 151   SanitizerMask getSupportedSanitizers() const override;
 152
 153   const char *getLinkerBaseName() const override { return "lld"; }
 154   std::string qualifyPSCmdName(StringRef CmdName) const override {
 155     return Twine("prospero-", CmdName).str();
 156   }
 157   void addSanitizerArgs(const llvm::opt::ArgList &Args,
 158                         llvm::opt::ArgStringList &CmdArgs, const char *Prefix,
 159                         const char *Suffix) const override;
 160   const char *getProfileRTLibName() const override {
 161     return "libclang_rt.profile-x86_64_nosubmission.a";
 162   }
 163
 164 protected:
 165   Tool *buildAssembler() const override;
 166 };
 167
 168 } // end namespace toolchains
 169 } // end namespace driver
 170 } // end namespace clang
 171
 172 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_PS4CPU_H