1 //===--- AIX.h - AIX 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_AIX_H
10 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_AIX_H
11 
12 #include "clang/Driver/Tool.h"
13 #include "clang/Driver/ToolChain.h"
14 
15 namespace clang {
16 namespace driver {
17 namespace tools {
18 
19 /// Directly call system default assembler and linker.
20 namespace aix {
21 
22 class LLVM_LIBRARY_VISIBILITY Assembler final : public Tool {
23 public:
24   Assembler(const ToolChain &TC) : Tool("aix::Assembler", "assembler", TC) {}
25 
26   bool hasIntegratedCPP() const override { return false; }
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 
34 class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {
35 public:
36   Linker(const ToolChain &TC) : Tool("aix::Linker", "linker", TC) {}
37 
38   bool hasIntegratedCPP() const override { return false; }
39   bool isLinkJob() const override { return true; }
40 
41   void ConstructJob(Compilation &C, const JobAction &JA,
42                     const InputInfo &Output, const InputInfoList &Inputs,
43                     const llvm::opt::ArgList &TCArgs,
44                     const char *LinkingOutput) const override;
45 };
46 
47 } // end namespace aix
48 
49 } // end namespace tools
50 } // end namespace driver
51 } // end namespace clang
52 
53 namespace clang {
54 namespace driver {
55 namespace toolchains {
56 
57 class LLVM_LIBRARY_VISIBILITY AIX : public ToolChain {
58 public:
59   AIX(const Driver &D, const llvm::Triple &Triple,
60       const llvm::opt::ArgList &Args);
61 
62   bool parseInlineAsmUsingAsmParser() const override {
63     return ParseInlineAsmUsingAsmParser;
64   }
65   bool isPICDefault() const override { return true; }
66   bool isPIEDefault(const llvm::opt::ArgList &Args) const override {
67     return false;
68   }
69   bool isPICDefaultForced() const override { return true; }
70   bool HasNativeLLVMSupport() const override { return true; }
71 
72   void
73   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
74                             llvm::opt::ArgStringList &CC1Args) const override;
75 
76   void AddClangCXXStdlibIncludeArgs(
77       const llvm::opt::ArgList &DriverArgs,
78       llvm::opt::ArgStringList &CC1Args) const override;
79 
80   void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
81                            llvm::opt::ArgStringList &CmdArgs) const override;
82 
83   void addClangTargetOptions(
84       const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CC1Args,
85       Action::OffloadKind DeviceOffloadingKind) const override;
86 
87   void addProfileRTLibs(const llvm::opt::ArgList &Args,
88                         llvm::opt::ArgStringList &CmdArgs) const override;
89 
90   CXXStdlibType GetDefaultCXXStdlibType() const override;
91 
92   RuntimeLibType GetDefaultRuntimeLibType() const override;
93 
94   // Set default DWARF version to 3 for now as latest AIX OS supports version 3.
95   unsigned GetDefaultDwarfVersion() const override { return 3; }
96 
97   llvm::DebuggerKind getDefaultDebuggerTuning() const override {
98     return llvm::DebuggerKind::DBX;
99   }
100 
101 protected:
102   Tool *buildAssembler() const override;
103   Tool *buildLinker() const override;
104 
105 private:
106   llvm::StringRef GetHeaderSysroot(const llvm::opt::ArgList &DriverArgs) const;
107   bool ParseInlineAsmUsingAsmParser;
108 };
109 
110 } // end namespace toolchains
111 } // end namespace driver
112 } // end namespace clang
113 
114 #endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_AIX_H
115