1 //===--- Fuchsia.h - Fuchsia 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_FUCHSIA_H
10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_FUCHSIA_H
11 
12 #include "Gnu.h"
13 #include "clang/Basic/LangOptions.h"
14 #include "clang/Driver/Tool.h"
15 #include "clang/Driver/ToolChain.h"
16 
17 namespace clang {
18 namespace driver {
19 namespace tools {
20 namespace fuchsia {
21 class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
22 public:
Linker(const ToolChain & TC)23   Linker(const ToolChain &TC) : Tool("fuchsia::Linker", "ld.lld", TC) {}
24 
hasIntegratedCPP()25   bool hasIntegratedCPP() const override { return false; }
isLinkJob()26   bool isLinkJob() const override { return true; }
27 
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 } // end namespace fuchsia
34 } // end namespace tools
35 
36 namespace toolchains {
37 
38 class LLVM_LIBRARY_VISIBILITY Fuchsia : public ToolChain {
39 public:
40   Fuchsia(const Driver &D, const llvm::Triple &Triple,
41           const llvm::opt::ArgList &Args);
42 
HasNativeLLVMSupport()43   bool HasNativeLLVMSupport() const override { return true; }
IsIntegratedAssemblerDefault()44   bool IsIntegratedAssemblerDefault() const override { return true; }
IsMathErrnoDefault()45   bool IsMathErrnoDefault() const override { return false; }
useRelaxRelocations()46   bool useRelaxRelocations() const override { return true; };
GetDefaultRuntimeLibType()47   RuntimeLibType GetDefaultRuntimeLibType() const override {
48     return ToolChain::RLT_CompilerRT;
49   }
GetDefaultCXXStdlibType()50   CXXStdlibType GetDefaultCXXStdlibType() const override {
51     return ToolChain::CST_Libcxx;
52   }
IsUnwindTablesDefault(const llvm::opt::ArgList & Args)53   bool IsUnwindTablesDefault(const llvm::opt::ArgList &Args) const override {
54     return true;
55   }
isPICDefault()56   bool isPICDefault() const override { return false; }
isPIEDefault()57   bool isPIEDefault() const override { return true; }
isPICDefaultForced()58   bool isPICDefaultForced() const override { return false; }
getDefaultDebuggerTuning()59   llvm::DebuggerKind getDefaultDebuggerTuning() const override {
60     return llvm::DebuggerKind::GDB;
61   }
62 
63   LangOptions::StackProtectorMode
GetDefaultStackProtectorLevel(bool KernelOrKext)64   GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
65     return LangOptions::SSPStrong;
66   }
67 
68   std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
69                                           types::ID InputType) const override;
70 
71   SanitizerMask getSupportedSanitizers() const override;
72   SanitizerMask getDefaultSanitizers() const override;
73 
74   void addProfileRTLibs(const llvm::opt::ArgList &Args,
75                         llvm::opt::ArgStringList &CmdArgs) const override;
76 
77   RuntimeLibType
78   GetRuntimeLibType(const llvm::opt::ArgList &Args) const override;
79   CXXStdlibType
80   GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
81 
82   void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
83                              llvm::opt::ArgStringList &CC1Args,
84                              Action::OffloadKind DeviceOffloadKind) const override;
85   void
86   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
87                             llvm::opt::ArgStringList &CC1Args) const override;
88   void
89   AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
90                                llvm::opt::ArgStringList &CC1Args) const override;
91   void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
92                            llvm::opt::ArgStringList &CmdArgs) const override;
93 
getDefaultLinker()94   const char *getDefaultLinker() const override {
95     return "ld.lld";
96   }
97 
98 protected:
99   Tool *buildLinker() const override;
100 };
101 
102 } // end namespace toolchains
103 } // end namespace driver
104 } // end namespace clang
105 
106 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_FUCHSIA_H
107