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