1 //===--- OHOS.h - OHOS 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_OHOS_H 10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OHOS_H 11 12 #include "Linux.h" 13 #include "clang/Driver/Tool.h" 14 #include "clang/Driver/ToolChain.h" 15 16 namespace clang { 17 namespace driver { 18 namespace toolchains { 19 20 class LLVM_LIBRARY_VISIBILITY OHOS : public Generic_ELF { 21 public: 22 OHOS(const Driver &D, const llvm::Triple &Triple, 23 const llvm::opt::ArgList &Args); 24 25 bool HasNativeLLVMSupport() const override { return true; } 26 27 bool IsMathErrnoDefault() const override { return false; } 28 29 RuntimeLibType GetDefaultRuntimeLibType() const override { 30 return ToolChain::RLT_CompilerRT; 31 } 32 CXXStdlibType GetDefaultCXXStdlibType() const override { 33 return ToolChain::CST_Libcxx; 34 } 35 // Not add -funwind-tables by default 36 bool isPICDefault() const override { return false; } 37 bool isPIEDefault(const llvm::opt::ArgList &Args) const override { return true; } 38 bool isPICDefaultForced() const override { return false; } 39 UnwindLibType GetUnwindLibType(const llvm::opt::ArgList &Args) const override; 40 UnwindLibType GetDefaultUnwindLibType() const override { return UNW_CompilerRT; } 41 42 RuntimeLibType 43 GetRuntimeLibType(const llvm::opt::ArgList &Args) const override; 44 CXXStdlibType 45 GetCXXStdlibType(const llvm::opt::ArgList &Args) const override; 46 47 void 48 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs, 49 llvm::opt::ArgStringList &CC1Args) const override; 50 void 51 AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs, 52 llvm::opt::ArgStringList &CC1Args) const override; 53 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args, 54 llvm::opt::ArgStringList &CmdArgs) const override; 55 56 std::string computeSysRoot() const override; 57 std::string getDynamicLinker(const llvm::opt::ArgList &Args) const override; 58 59 std::string 60 getCompilerRT(const llvm::opt::ArgList &Args, StringRef Component, 61 FileType Type = ToolChain::FT_Static) const override; 62 63 const char *getDefaultLinker() const override { 64 return "ld.lld"; 65 } 66 67 Tool *buildLinker() const override { 68 return new tools::gnutools::Linker(*this); 69 } 70 Tool *buildAssembler() const override { 71 return new tools::gnutools::Assembler(*this); 72 } 73 74 path_list getRuntimePaths() const; 75 76 protected: 77 std::string getMultiarchTriple(const llvm::Triple &T) const; 78 std::string getMultiarchTriple(const Driver &D, 79 const llvm::Triple &TargetTriple, 80 StringRef SysRoot) const override; 81 void addExtraOpts(llvm::opt::ArgStringList &CmdArgs) const override; 82 SanitizerMask getSupportedSanitizers() const override; 83 void addProfileRTLibs(const llvm::opt::ArgList &Args, 84 llvm::opt::ArgStringList &CmdArgs) const override; 85 path_list getArchSpecificLibPaths() const override; 86 87 private: 88 Multilib SelectedMultilib; 89 }; 90 91 } // end namespace toolchains 92 } // end namespace driver 93 } // end namespace clang 94 95 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OHOS_H 96