1 //===--- WebAssembly.h - WebAssembly 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_WEBASSEMBLY_H 10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_WEBASSEMBLY_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 wasm { 20 21 class LLVM_LIBRARY_VISIBILITY Linker : public GnuTool { 22 public: 23 explicit Linker(const ToolChain &TC) 24 : GnuTool("wasm::Linker", "linker", TC) {} 25 bool isLinkJob() const override { return true; } 26 bool hasIntegratedCPP() const override { return false; } 27 std::string getLinkerPath(const llvm::opt::ArgList &Args) const; 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 34 } // end namespace wasm 35 } // end namespace tools 36 37 namespace toolchains { 38 39 class LLVM_LIBRARY_VISIBILITY WebAssembly final : public ToolChain { 40 public: 41 WebAssembly(const Driver &D, const llvm::Triple &Triple, 42 const llvm::opt::ArgList &Args); 43 44 private: 45 bool IsMathErrnoDefault() const override; 46 bool IsObjCNonFragileABIDefault() const override; 47 bool UseObjCMixedDispatch() const override; 48 bool isPICDefault() const override; 49 bool isPIEDefault() const override; 50 bool isPICDefaultForced() const override; 51 bool IsIntegratedAssemblerDefault() const override; 52 bool hasBlocksRuntime() const override; 53 bool SupportsProfiling() const override; 54 bool HasNativeLLVMSupport() const override; 55 void 56 addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, 57 llvm::opt::ArgStringList &CC1Args, 58 Action::OffloadKind DeviceOffloadKind) const override; 59 RuntimeLibType GetDefaultRuntimeLibType() const override; 60 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override; 61 void 62 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs, 63 llvm::opt::ArgStringList &CC1Args) const override; 64 void AddClangCXXStdlibIncludeArgs( 65 const llvm::opt::ArgList &DriverArgs, 66 llvm::opt::ArgStringList &CC1Args) const override; 67 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args, 68 llvm::opt::ArgStringList &CmdArgs) const override; 69 SanitizerMask getSupportedSanitizers() const override; 70 71 const char *getDefaultLinker() const override { return "wasm-ld"; } 72 73 Tool *buildLinker() const override; 74 }; 75 76 } // end namespace toolchains 77 } // end namespace driver 78 } // end namespace clang 79 80 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_WEBASSEMBLY_H 81