1//===--- ZOS.h - z/OS 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_ZOS_H
10#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ZOS_H
11
12#include "clang/Driver/Tool.h"
13#include "clang/Driver/ToolChain.h"
14
15namespace clang {
16namespace driver {
17namespace tools {
18
19/// Directly call system default assembler and linker.
20namespace zos {
21
22class LLVM_LIBRARY_VISIBILITY Assembler final : public Tool {
23public:
24  Assembler(const ToolChain &TC) : Tool("zos::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
34class LLVM_LIBRARY_VISIBILITY Linker final : public Tool {
35public:
36  Linker(const ToolChain &TC) : Tool("zos::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 zos
48} // end namespace tools
49
50namespace toolchains {
51
52class LLVM_LIBRARY_VISIBILITY ZOS : public ToolChain {
53public:
54  ZOS(const Driver &D, const llvm::Triple &Triple,
55      const llvm::opt::ArgList &Args);
56  ~ZOS() override;
57
58  bool isPICDefault() const override { return false; }
59  bool isPIEDefault(const llvm::opt::ArgList &Args) const override {
60    return false;
61  }
62  bool isPICDefaultForced() const override { return false; }
63
64  void TryAddIncludeFromPath(llvm::SmallString<128> Path,
65                             const llvm::opt::ArgList &DriverArgs,
66                             llvm::opt::ArgStringList &CC1Args) const;
67  void
68  AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
69                            llvm::opt::ArgStringList &CC1Args) const override;
70
71  void AddClangCXXStdlibIncludeArgs(
72      const llvm::opt::ArgList &DriverArgs,
73      llvm::opt::ArgStringList &CC1Args) const override;
74
75  unsigned GetDefaultDwarfVersion() const override { return 4; }
76  CXXStdlibType GetDefaultCXXStdlibType() const override;
77
78  void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
79                           llvm::opt::ArgStringList &CmdArgs) const override;
80
81  RuntimeLibType GetDefaultRuntimeLibType() const override;
82
83  void addClangTargetOptions(
84      const llvm::opt::ArgList &DriverArgs, llvm::opt::ArgStringList &CC1Args,
85      Action::OffloadKind DeviceOffloadingKind) const override;
86
87  const char *getDefaultLinker() const override { return "/bin/ld"; }
88
89protected:
90  Tool *buildAssembler() const override;
91  Tool *buildLinker() const override;
92};
93
94} // end namespace toolchains
95} // end namespace driver
96} // end namespace clang
97
98#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ZOS_H
99