LLVM incorrectly folds xor into select
[oota-llvm.git] / tools / obj2yaml / obj2yaml.cpp
1 //===------ utils/obj2yaml.cpp - obj2yaml conversion tool -------*- C++ -*-===//
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 #include "Error.h"
11 #include "obj2yaml.h"
12 #include "llvm/Object/Archive.h"
13 #include "llvm/Object/COFF.h"
14 #include "llvm/Support/CommandLine.h"
15 #include "llvm/Support/ManagedStatic.h"
16 #include "llvm/Support/PrettyStackTrace.h"
17 #include "llvm/Support/Signals.h"
18
19 using namespace llvm;
20 using namespace llvm::object;
21
22 static std::error_code dumpObject(const ObjectFile &Obj) {
23   if (Obj.isCOFF())
24     return coff2yaml(outs(), cast<COFFObjectFile>(Obj));
25   if (Obj.isELF())
26     return elf2yaml(outs(), Obj);
27
28   return obj2yaml_error::unsupported_obj_file_format;
29 }
30
31 static std::error_code dumpInput(StringRef File) {
32   if (File != "-" && !sys::fs::exists(File))
33     return obj2yaml_error::file_not_found;
34
35   ErrorOr<OwningBinary<Binary>> BinaryOrErr = createBinary(File);
36   if (std::error_code EC = BinaryOrErr.getError())
37     return EC;
38
39   Binary &Binary = *BinaryOrErr.get().getBinary();
40   // TODO: If this is an archive, then burst it and dump each entry
41   if (ObjectFile *Obj = dyn_cast<ObjectFile>(&Binary))
42     return dumpObject(*Obj);
43
44   return obj2yaml_error::unrecognized_file_format;
45 }
46
47 cl::opt<std::string> InputFilename(cl::Positional, cl::desc("<input file>"),
48                                    cl::init("-"));
49
50 int main(int argc, char *argv[]) {
51   cl::ParseCommandLineOptions(argc, argv);
52   sys::PrintStackTraceOnErrorSignal();
53   PrettyStackTraceProgram X(argc, argv);
54   llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
55
56   if (std::error_code EC = dumpInput(InputFilename)) {
57     errs() << "Error: '" << EC.message() << "'\n";
58     return 1;
59   }
60
61   return 0;
62 }