1 //===--- OpenBSD.h - OpenBSD 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_OPENBSD_H 10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_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 20 /// openbsd -- Directly call GNU Binutils assembler and linker 21 namespace openbsd { 22 class LLVM_LIBRARY_VISIBILITY Assembler : public GnuTool { 23 public: 24 Assembler(const ToolChain &TC) 25 : GnuTool("openbsd::Assembler", "assembler", TC) {} 26 27 bool hasIntegratedCPP() const override { return false; } 28 29 void ConstructJob(Compilation &C, const JobAction &JA, 30 const InputInfo &Output, const InputInfoList &Inputs, 31 const llvm::opt::ArgList &TCArgs, 32 const char *LinkingOutput) const override; 33 }; 34 35 class LLVM_LIBRARY_VISIBILITY Linker : public GnuTool { 36 public: 37 Linker(const ToolChain &TC) : GnuTool("openbsd::Linker", "linker", TC) {} 38 39 bool hasIntegratedCPP() const override { return false; } 40 bool isLinkJob() const override { return true; } 41 42 void ConstructJob(Compilation &C, const JobAction &JA, 43 const InputInfo &Output, const InputInfoList &Inputs, 44 const llvm::opt::ArgList &TCArgs, 45 const char *LinkingOutput) const override; 46 }; 47 } // end namespace openbsd 48 } // end namespace tools 49 50 namespace toolchains { 51 52 class LLVM_LIBRARY_VISIBILITY OpenBSD : public Generic_ELF { 53 public: 54 OpenBSD(const Driver &D, const llvm::Triple &Triple, 55 const llvm::opt::ArgList &Args); 56 57 bool IsMathErrnoDefault() const override { return false; } 58 bool IsObjCNonFragileABIDefault() const override { return true; } 59 bool isPIEDefault() const override { return true; } 60 61 RuntimeLibType GetDefaultRuntimeLibType() const override { 62 return ToolChain::RLT_CompilerRT; 63 } 64 CXXStdlibType GetDefaultCXXStdlibType() const override { 65 return ToolChain::CST_Libcxx; 66 } 67 68 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args, 69 llvm::opt::ArgStringList &CmdArgs) const override; 70 71 unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override { 72 return 2; 73 } 74 unsigned GetDefaultDwarfVersion() const override { return 2; } 75 76 SanitizerMask getSupportedSanitizers() const override; 77 78 void 79 addClangTargetOptions(const llvm::opt::ArgList &DriverArgs, 80 llvm::opt::ArgStringList &CC1Args, 81 Action::OffloadKind DeviceOffloadKind) const override; 82 83 protected: 84 Tool *buildAssembler() const override; 85 Tool *buildLinker() const override; 86 }; 87 88 } // end namespace toolchains 89 } // end namespace driver 90 } // end namespace clang 91 92 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_H 93