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Merge llvm, clang, lld, lldb, compiler-rt and libc++ r305575, and update
[FreeBSD/FreeBSD.git] / contrib / llvm / lib / ObjectYAML / ObjectYAML.cpp
1 //===- ObjectYAML.cpp - YAML utilities for object files -------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines a wrapper class for handling tagged YAML input
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "llvm/ObjectYAML/ObjectYAML.h"
15 #include "llvm/ObjectYAML/YAML.h"
16
17 using namespace llvm;
18 using namespace yaml;
19
20 void MappingTraits<YamlObjectFile>::mapping(IO &IO,
21                                             YamlObjectFile &ObjectFile) {
22   if (IO.outputting()) {
23     if (ObjectFile.Elf)
24       MappingTraits<ELFYAML::Object>::mapping(IO, *ObjectFile.Elf);
25     if (ObjectFile.Coff)
26       MappingTraits<COFFYAML::Object>::mapping(IO, *ObjectFile.Coff);
27     if (ObjectFile.MachO)
28       MappingTraits<MachOYAML::Object>::mapping(IO, *ObjectFile.MachO);
29     if (ObjectFile.FatMachO)
30       MappingTraits<MachOYAML::UniversalBinary>::mapping(IO,
31                                                          *ObjectFile.FatMachO);
32   } else {
33     if (IO.mapTag("!ELF")) {
34       ObjectFile.Elf.reset(new ELFYAML::Object());
35       MappingTraits<ELFYAML::Object>::mapping(IO, *ObjectFile.Elf);
36     } else if (IO.mapTag("!COFF")) {
37       ObjectFile.Coff.reset(new COFFYAML::Object());
38       MappingTraits<COFFYAML::Object>::mapping(IO, *ObjectFile.Coff);
39     } else if (IO.mapTag("!mach-o")) {
40       ObjectFile.MachO.reset(new MachOYAML::Object());
41       MappingTraits<MachOYAML::Object>::mapping(IO, *ObjectFile.MachO);
42     } else if (IO.mapTag("!fat-mach-o")) {
43       ObjectFile.FatMachO.reset(new MachOYAML::UniversalBinary());
44       MappingTraits<MachOYAML::UniversalBinary>::mapping(IO,
45                                                          *ObjectFile.FatMachO);
46     } else if (IO.mapTag("!WASM")) {
47       ObjectFile.Wasm.reset(new WasmYAML::Object());
48       MappingTraits<WasmYAML::Object>::mapping(IO, *ObjectFile.Wasm);
49     } else {
50       Input &In = (Input &)IO;
51       std::string Tag = In.getCurrentNode()->getRawTag();
52       if (Tag.empty())
53         IO.setError("YAML Object File missing document type tag!");
54       else
55         IO.setError(
56             llvm::Twine("YAML Object File unsupported document type tag '") +
57             llvm::Twine(Tag) + llvm::Twine("'!"));
58     }
59   }
60 }