clang/lib/Driver/ToolChains/Fuchsia.h

   1 //===--- Fuchsia.h - Fuchsia 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_FUCHSIA_H
  10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_FUCHSIA_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 namespace fuchsia {
  21 class LLVM_LIBRARY_VISIBILITY StaticLibTool : public Tool {
  22 public:
  23   StaticLibTool(const ToolChain &TC)
  24       : Tool("fuchsia::StaticLibTool", "llvm-ar", TC) {}
  25
  26   bool hasIntegratedCPP() const override { return false; }
  27   bool isLinkJob() const override { return true; }
  28
  29   void ConstructJob(Compilation &C, const JobAction &JA,
  30                     const InputInfo &Output, const InputInfoList &Inputs,
  31                     const llvm::opt::ArgList &TCArgs,
  32                     const char *LinkingOutput) const override;
  33 };
  34
  35 class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {
  36 public:
  37   Linker(const ToolChain &TC) : Tool("fuchsia::Linker", "ld.lld", TC) {}
  38
  39   bool hasIntegratedCPP() const override { return false; }
  40   bool isLinkJob() const override { return true; }
  41
  42   void ConstructJob(Compilation &C, const JobAction &JA,
  43                     const InputInfo &Output, const InputInfoList &Inputs,
  44                     const llvm::opt::ArgList &TCArgs,
  45                     const char *LinkingOutput) const override;
  46 };
  47 } // end namespace fuchsia
  48 } // end namespace tools
  49
  50 namespace toolchains {
  51
  52 class LLVM_LIBRARY_VISIBILITY Fuchsia : public ToolChain {
  53 public:
  54   Fuchsia(const Driver &D, const llvm::Triple &Triple,
  55           const llvm::opt::ArgList &Args);
  56
  57   bool HasNativeLLVMSupport() const override { return true; }
  58   bool IsMathErrnoDefault() const override { return false; }
  59   RuntimeLibType GetDefaultRuntimeLibType() const override {
  60     return ToolChain::RLT_CompilerRT;
  61   }
  62   CXXStdlibType GetDefaultCXXStdlibType() const override {
  63     return ToolChain::CST_Libcxx;
  64   }
  65   UnwindTableLevel
  66   getDefaultUnwindTableLevel(const llvm::opt::ArgList &Args) const override {
  67     return UnwindTableLevel::Asynchronous;
  68   }
  69   bool isPICDefault() const override { return false; }
  70   bool isPIEDefault(const llvm::opt::ArgList &Args) const override {
  71     return true;
  72   }
  73   bool isPICDefaultForced() const override { return false; }
  74   llvm::DebuggerKind getDefaultDebuggerTuning() const override {
  75     return llvm::DebuggerKind::GDB;
  76   }
  77
  78   LangOptions::StackProtectorMode
  79   GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
  80     return LangOptions::SSPStrong;
  81   }
  82
  83   std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
  84                                           types::ID InputType) const override;
  85
  86   SanitizerMask getSupportedSanitizers() const override;
  87   SanitizerMask getDefaultSanitizers() const override;
  88
  89   RuntimeLibType
  90   GetRuntimeLibType(const llvm::opt::ArgList &Args) const override;
  91   CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
  92
  93   bool IsAArch64OutlineAtomicsDefault(
  94       const llvm::opt::ArgList &Args) const override {
  95     return true;
  96   }
  97
  98   void
  99   addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
 100                         llvm::opt::ArgStringList &CC1Args,
 101                         Action::OffloadKind DeviceOffloadKind) const override;
 102   void
 103   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
 104                             llvm::opt::ArgStringList &CC1Args) const override;
 105   void AddClangCXXStdlibIncludeArgs(
 106       const llvm::opt::ArgList &DriverArgs,
 107       llvm::opt::ArgStringList &CC1Args) const override;
 108   void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
 109                            llvm::opt::ArgStringList &CmdArgs) const override;
 110
 111   const char *getDefaultLinker() const override { return "ld.lld"; }
 112
 113 protected:
 114   Tool *buildLinker() const override;
 115   Tool *buildStaticLibTool() const override;
 116 };
 117
 118 } // end namespace toolchains
 119 } // end namespace driver
 120 } // end namespace clang
 121
 122 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_FUCHSIA_H