clang/lib/Driver/ToolChains/OHOS.h

   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