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/Driver/Tool.h" 14 #include "clang/Driver/ToolChain.h" 15 16 namespace clang { 17 namespace driver { 18 namespace tools { 19 namespace fuchsia { 20 class LLVM_LIBRARY_VISIBILITY Linker : public Tool { 21 public: 22 Linker(const ToolChain &TC) : Tool("fuchsia::Linker", "ld.lld", TC) {} 23 24 bool hasIntegratedCPP() const override { return false; } 25 bool isLinkJob() const override { return true; } 26 27 void ConstructJob(Compilation &C, const JobAction &JA, 28 const InputInfo &Output, const InputInfoList &Inputs, 29 const llvm::opt::ArgList &TCArgs, 30 const char *LinkingOutput) const override; 31 }; 32 } // end namespace fuchsia 33 } // end namespace tools 34 35 namespace toolchains { 36 37 class LLVM_LIBRARY_VISIBILITY Fuchsia : public ToolChain { 38 public: 39 Fuchsia(const Driver &D, const llvm::Triple &Triple, 40 const llvm::opt::ArgList &Args); 41 42 bool HasNativeLLVMSupport() const override { return true; } 43 bool IsIntegratedAssemblerDefault() const override { return true; } 44 bool IsMathErrnoDefault() const override { return false; } 45 bool useRelaxRelocations() const override { return true; }; 46 RuntimeLibType GetDefaultRuntimeLibType() const override { 47 return ToolChain::RLT_CompilerRT; 48 } 49 CXXStdlibType GetDefaultCXXStdlibType() const override { 50 return ToolChain::CST_Libcxx; 51 } 52 bool IsUnwindTablesDefault(const llvm::opt::ArgList &Args) const override { 53 return true; 54 } 55 bool isPICDefault() const override { return false; } 56 bool isPIEDefault() const override { return true; } 57 bool isPICDefaultForced() const override { return false; } 58 llvm::DebuggerKind getDefaultDebuggerTuning() const override { 59 return llvm::DebuggerKind::GDB; 60 } 61 62 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override { 63 return 2; // SSPStrong 64 } 65 66 std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args, 67 types::ID InputType) const override; 68 69 SanitizerMask getSupportedSanitizers() const override; 70 SanitizerMask getDefaultSanitizers() const override; 71 72 RuntimeLibType 73 GetRuntimeLibType(const llvm::opt::ArgList &Args) const override; 74 CXXStdlibType 75 GetCXXStdlibType(const llvm::opt::ArgList &Args) const override; 76 77 void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, 78 llvm::opt::ArgStringList &CC1Args, 79 Action::OffloadKind DeviceOffloadKind) const override; 80 void 81 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs, 82 llvm::opt::ArgStringList &CC1Args) const override; 83 void 84 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs, 85 llvm::opt::ArgStringList &CC1Args) const override; 86 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args, 87 llvm::opt::ArgStringList &CmdArgs) const override; 88 89 const char *getDefaultLinker() const override { 90 return "ld.lld"; 91 } 92 93 protected: 94 Tool *buildLinker() const override; 95 }; 96 97 } // end namespace toolchains 98 } // end namespace driver 99 } // end namespace clang 100 101 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_FUCHSIA_H 102