1 //===--- Hexagon.h - Hexagon ToolChain Implementations ----------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HEXAGON_H
11 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HEXAGON_H
14 #include "clang/Driver/Tool.h"
15 #include "clang/Driver/ToolChain.h"
21 // For Hexagon, we do not need to instantiate tools for PreProcess, PreCompile
23 // We simply use "clang -cc1" for those actions.
24 class LLVM_LIBRARY_VISIBILITY Assembler : public GnuTool {
26 Assembler(const ToolChain &TC)
27 : GnuTool("hexagon::Assembler", "hexagon-as", TC) {}
29 bool hasIntegratedCPP() const override { return false; }
31 void RenderExtraToolArgs(const JobAction &JA,
32 llvm::opt::ArgStringList &CmdArgs) const;
33 void ConstructJob(Compilation &C, const JobAction &JA,
34 const InputInfo &Output, const InputInfoList &Inputs,
35 const llvm::opt::ArgList &TCArgs,
36 const char *LinkingOutput) const override;
39 class LLVM_LIBRARY_VISIBILITY Linker : public GnuTool {
41 Linker(const ToolChain &TC) : GnuTool("hexagon::Linker", "hexagon-ld", TC) {}
43 bool hasIntegratedCPP() const override { return false; }
44 bool isLinkJob() const override { return true; }
46 virtual void RenderExtraToolArgs(const JobAction &JA,
47 llvm::opt::ArgStringList &CmdArgs) const;
48 void ConstructJob(Compilation &C, const JobAction &JA,
49 const InputInfo &Output, const InputInfoList &Inputs,
50 const llvm::opt::ArgList &TCArgs,
51 const char *LinkingOutput) const override;
54 void getHexagonTargetFeatures(const Driver &D, const llvm::opt::ArgList &Args,
55 std::vector<StringRef> &Features);
57 } // end namespace hexagon.
58 } // end namespace tools
60 namespace toolchains {
62 class LLVM_LIBRARY_VISIBILITY HexagonToolChain : public Linux {
64 GCCVersion GCCLibAndIncVersion;
65 Tool *buildAssembler() const override;
66 Tool *buildLinker() const override;
68 unsigned getOptimizationLevel(const llvm::opt::ArgList &DriverArgs) const;
71 HexagonToolChain(const Driver &D, const llvm::Triple &Triple,
72 const llvm::opt::ArgList &Args);
73 ~HexagonToolChain() override;
75 void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
76 llvm::opt::ArgStringList &CC1Args,
77 Action::OffloadKind DeviceOffloadKind) const override;
79 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 CXXStdlibType GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
86 StringRef GetGCCLibAndIncVersion() const { return GCCLibAndIncVersion.Text; }
87 bool IsIntegratedAssemblerDefault() const override {
91 std::string getHexagonTargetDir(
92 const std::string &InstalledDir,
93 const SmallVectorImpl<std::string> &PrefixDirs) const;
94 void getHexagonLibraryPaths(const llvm::opt::ArgList &Args,
95 ToolChain::path_list &LibPaths) const;
97 static const StringRef GetDefaultCPU();
98 static const StringRef GetTargetCPUVersion(const llvm::opt::ArgList &Args);
100 static Optional<unsigned> getSmallDataThreshold(
101 const llvm::opt::ArgList &Args);
104 } // end namespace toolchains
105 } // end namespace driver
106 } // end namespace clang
108 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_HEXAGON_H