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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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_H10#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_H11 12#include "Gnu.h"13#include "clang/Basic/LangOptions.h"14#include "clang/Driver/Tool.h"15#include "clang/Driver/ToolChain.h"16 17namespace clang {18namespace driver {19namespace tools {20 21/// Directly call GNU Binutils assembler and linker22namespace openbsd {23class LLVM_LIBRARY_VISIBILITY Assembler final : public Tool {24public:25 Assembler(const ToolChain &TC)26 : Tool("openbsd::Assembler", "assembler", TC) {}27 28 bool hasIntegratedCPP() const override { return false; }29 30 void ConstructJob(Compilation &C, const JobAction &JA,31 const InputInfo &Output, const InputInfoList &Inputs,32 const llvm::opt::ArgList &TCArgs,33 const char *LinkingOutput) const override;34};35 36class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {37public:38 Linker(const ToolChain &TC) : Tool("openbsd::Linker", "linker", TC) {}39 40 bool hasIntegratedCPP() const override { return false; }41 bool isLinkJob() const override { return true; }42 43 void ConstructJob(Compilation &C, const JobAction &JA,44 const InputInfo &Output, const InputInfoList &Inputs,45 const llvm::opt::ArgList &TCArgs,46 const char *LinkingOutput) const override;47};48} // end namespace openbsd49} // end namespace tools50 51namespace toolchains {52 53class LLVM_LIBRARY_VISIBILITY OpenBSD : public Generic_ELF {54public:55 OpenBSD(const Driver &D, const llvm::Triple &Triple,56 const llvm::opt::ArgList &Args);57 58 bool HasNativeLLVMSupport() const override;59 60 bool IsMathErrnoDefault() const override { return false; }61 bool IsObjCNonFragileABIDefault() const override { return true; }62 bool isPIEDefault(const llvm::opt::ArgList &Args) const override {63 return true;64 }65 66 RuntimeLibType GetDefaultRuntimeLibType() const override {67 return ToolChain::RLT_CompilerRT;68 }69 CXXStdlibType GetDefaultCXXStdlibType() const override {70 return ToolChain::CST_Libcxx;71 }72 73 void74 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,75 llvm::opt::ArgStringList &CC1Args) const override;76 77 void addLibCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,78 llvm::opt::ArgStringList &CC1Args) const override;79 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,80 llvm::opt::ArgStringList &CmdArgs) const override;81 82 bool IsAArch64OutlineAtomicsDefault(83 const llvm::opt::ArgList &Args) const override {84 return true;85 }86 87 std::string getCompilerRT(const llvm::opt::ArgList &Args, StringRef Component,88 FileType Type = ToolChain::FT_Static,89 bool IsFortran = false) const override;90 91 UnwindTableLevel92 getDefaultUnwindTableLevel(const llvm::opt::ArgList &Args) const override;93 94 LangOptions::StackProtectorMode95 GetDefaultStackProtectorLevel(bool KernelOrKext) const override {96 return LangOptions::SSPStrong;97 }98 unsigned GetDefaultDwarfVersion() const override { return 2; }99 100 SanitizerMask getSupportedSanitizers() const override;101 102protected:103 Tool *buildAssembler() const override;104 Tool *buildLinker() const override;105};106 107} // end namespace toolchains108} // end namespace driver109} // end namespace clang110 111#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_OPENBSD_H112