1 //===--- MinGW.h - MinGW 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_MINGW_H
10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_MINGW_H
11 
12 #include "Cuda.h"
13 #include "Gnu.h"
14 #include "ROCm.h"
15 #include "clang/Driver/Tool.h"
16 #include "clang/Driver/ToolChain.h"
17 #include "llvm/Support/ErrorOr.h"
18 
19 namespace clang {
20 namespace driver {
21 namespace tools {
22 
23 /// MinGW -- Directly call GNU Binutils assembler and linker
24 namespace MinGW {
25 class LLVM_LIBRARY_VISIBILITY Assembler : public Tool {
26 public:
27   Assembler(const ToolChain &TC) : Tool("MinGW::Assemble", "assembler", TC) {}
28 
29   bool hasIntegratedCPP() const override { return false; }
30 
31   void ConstructJob(Compilation &C, const JobAction &JA,
32                     const InputInfo &Output, const InputInfoList &Inputs,
33                     const llvm::opt::ArgList &TCArgs,
34                     const char *LinkingOutput) const override;
35 };
36 
37 class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
38 public:
39   Linker(const ToolChain &TC) : Tool("MinGW::Linker", "linker", TC) {}
40 
41   bool hasIntegratedCPP() const override { return false; }
42   bool isLinkJob() const override { return true; }
43 
44   void ConstructJob(Compilation &C, const JobAction &JA,
45                     const InputInfo &Output, const InputInfoList &Inputs,
46                     const llvm::opt::ArgList &TCArgs,
47                     const char *LinkingOutput) const override;
48 
49 private:
50   void AddLibGCC(const llvm::opt::ArgList &Args,
51                  llvm::opt::ArgStringList &CmdArgs) const;
52 };
53 } // end namespace MinGW
54 } // end namespace tools
55 
56 namespace toolchains {
57 
58 class LLVM_LIBRARY_VISIBILITY MinGW : public ToolChain {
59 public:
60   MinGW(const Driver &D, const llvm::Triple &Triple,
61         const llvm::opt::ArgList &Args);
62 
63   static void fixTripleArch(const Driver &D, llvm::Triple &Triple,
64                             const llvm::opt::ArgList &Args);
65 
66   bool HasNativeLLVMSupport() const override;
67 
68   bool IsIntegratedAssemblerDefault() const override;
69   bool IsUnwindTablesDefault(const llvm::opt::ArgList &Args) const override;
70   bool isPICDefault() const override;
71   bool isPIEDefault(const llvm::opt::ArgList &Args) const override;
72   bool isPICDefaultForced() const override;
73 
74   SanitizerMask getSupportedSanitizers() const override;
75 
76   llvm::ExceptionHandling GetExceptionModel(
77       const llvm::opt::ArgList &Args) const override;
78 
79   void
80   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
81                             llvm::opt::ArgStringList &CC1Args) const override;
82   void AddClangCXXStdlibIncludeArgs(
83       const llvm::opt::ArgList &DriverArgs,
84       llvm::opt::ArgStringList &CC1Args) const override;
85 
86   void AddCudaIncludeArgs(const llvm::opt::ArgList &DriverArgs,
87                           llvm::opt::ArgStringList &CC1Args) const override;
88   void AddHIPIncludeArgs(const llvm::opt::ArgList &DriverArgs,
89                          llvm::opt::ArgStringList &CC1Args) const override;
90 
91   void printVerboseInfo(raw_ostream &OS) const override;
92 
93   unsigned GetDefaultDwarfVersion() const override { return 4; }
94 
95 protected:
96   Tool *getTool(Action::ActionClass AC) const override;
97   Tool *buildLinker() const override;
98   Tool *buildAssembler() const override;
99 
100 private:
101   CudaInstallationDetector CudaInstallation;
102   RocmInstallationDetector RocmInstallation;
103 
104   std::string Base;
105   std::string GccLibDir;
106   std::string Ver;
107   std::string SubdirName;
108   mutable std::unique_ptr<tools::gcc::Preprocessor> Preprocessor;
109   mutable std::unique_ptr<tools::gcc::Compiler> Compiler;
110   void findGccLibDir();
111 
112   bool NativeLLVMSupport;
113 };
114 
115 } // end namespace toolchains
116 } // end namespace driver
117 } // end namespace clang
118 
119 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_MINGW_H
120