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1//===--- Hexagon.h - Hexagon 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_HEXAGON_H10#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HEXAGON_H11 12#include "Linux.h"13#include "clang/Driver/Tool.h"14#include "clang/Driver/ToolChain.h"15 16namespace clang {17namespace driver {18namespace tools {19namespace hexagon {20// For Hexagon, we do not need to instantiate tools for PreProcess, PreCompile21// and Compile.22// We simply use "clang -cc1" for those actions.23class LLVM_LIBRARY_VISIBILITY Assembler final : public Tool {24public:25 Assembler(const ToolChain &TC)26 : Tool("hexagon::Assembler", "hexagon-as", TC) {}27 28 bool hasIntegratedCPP() const override { return false; }29 30 void RenderExtraToolArgs(const JobAction &JA,31 llvm::opt::ArgStringList &CmdArgs) const;32 void ConstructJob(Compilation &C, const JobAction &JA,33 const InputInfo &Output, const InputInfoList &Inputs,34 const llvm::opt::ArgList &TCArgs,35 const char *LinkingOutput) const override;36};37 38class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {39public:40 Linker(const ToolChain &TC) : Tool("hexagon::Linker", "hexagon-ld", TC) {}41 42 bool hasIntegratedCPP() const override { return false; }43 bool isLinkJob() const override { return true; }44 45 void RenderExtraToolArgs(const JobAction &JA,46 llvm::opt::ArgStringList &CmdArgs) const;47 void ConstructJob(Compilation &C, const JobAction &JA,48 const InputInfo &Output, const InputInfoList &Inputs,49 const llvm::opt::ArgList &TCArgs,50 const char *LinkingOutput) const override;51};52 53void getHexagonTargetFeatures(const Driver &D, const llvm::Triple &Triple,54 const llvm::opt::ArgList &Args,55 std::vector<StringRef> &Features);56 57} // end namespace hexagon.58} // end namespace tools59 60namespace toolchains {61 62class LLVM_LIBRARY_VISIBILITY HexagonToolChain : public Linux {63protected:64 GCCVersion GCCLibAndIncVersion;65 Tool *buildAssembler() const override;66 Tool *buildLinker() const override;67 68 unsigned getOptimizationLevel(const llvm::opt::ArgList &DriverArgs) const;69 70public:71 HexagonToolChain(const Driver &D, const llvm::Triple &Triple,72 const llvm::opt::ArgList &Args);73 ~HexagonToolChain() override;74 75 void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,76 llvm::opt::ArgStringList &CC1Args,77 Action::OffloadKind DeviceOffloadKind) const override;78 void79 AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,80 llvm::opt::ArgStringList &CC1Args) const override;81 void addLibStdCxxIncludePaths(82 const llvm::opt::ArgList &DriverArgs,83 llvm::opt::ArgStringList &CC1Args) const override;84 85 void addLibCxxIncludePaths(const llvm::opt::ArgList &DriverArgs,86 llvm::opt::ArgStringList &CC1Args) const override;87 88 const char *getDefaultLinker() const override {89 return getTriple().isMusl() ? "ld.lld" : "hexagon-link";90 }91 92 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;93 94 void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,95 llvm::opt::ArgStringList &CmdArgs) const override;96 97 StringRef GetGCCLibAndIncVersion() const { return GCCLibAndIncVersion.Text; }98 99 std::string getHexagonTargetDir(100 const std::string &InstalledDir,101 const SmallVectorImpl<std::string> &PrefixDirs) const;102 void getHexagonLibraryPaths(const llvm::opt::ArgList &Args,103 ToolChain::path_list &LibPaths) const;104 105 std::string getCompilerRTPath() const override;106 107 static bool isAutoHVXEnabled(const llvm::opt::ArgList &Args);108 static StringRef GetDefaultCPU();109 static StringRef GetTargetCPUVersion(const llvm::opt::ArgList &Args);110 111 static std::optional<unsigned>112 getSmallDataThreshold(const llvm::opt::ArgList &Args);113};114 115} // end namespace toolchains116} // end namespace driver117} // end namespace clang118 119#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HEXAGON_H120