forked from OSchip/llvm-project
72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
//===------ utils/obj2yaml.cpp - obj2yaml conversion tool -------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "obj2yaml.h"
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#include "Error.h"
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#include "llvm/Object/Archive.h"
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#include "llvm/Object/COFF.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/InitLLVM.h"
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using namespace llvm;
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using namespace llvm::object;
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static std::error_code dumpObject(const ObjectFile &Obj) {
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if (Obj.isCOFF())
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return coff2yaml(outs(), cast<COFFObjectFile>(Obj));
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if (Obj.isELF())
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return elf2yaml(outs(), Obj);
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if (Obj.isWasm())
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return wasm2yaml(outs(), cast<WasmObjectFile>(Obj));
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return obj2yaml_error::unsupported_obj_file_format;
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}
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static Error dumpInput(StringRef File) {
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Expected<OwningBinary<Binary>> BinaryOrErr = createBinary(File);
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if (!BinaryOrErr)
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return BinaryOrErr.takeError();
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Binary &Binary = *BinaryOrErr.get().getBinary();
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// Universal MachO is not a subclass of ObjectFile, so it needs to be handled
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// here with the other binary types.
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if (Binary.isMachO() || Binary.isMachOUniversalBinary())
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return errorCodeToError(macho2yaml(outs(), Binary));
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// TODO: If this is an archive, then burst it and dump each entry
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if (ObjectFile *Obj = dyn_cast<ObjectFile>(&Binary))
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return errorCodeToError(dumpObject(*Obj));
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return Error::success();
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}
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static void reportError(StringRef Input, Error Err) {
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if (Input == "-")
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Input = "<stdin>";
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std::string ErrMsg;
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raw_string_ostream OS(ErrMsg);
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logAllUnhandledErrors(std::move(Err), OS);
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OS.flush();
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errs() << "Error reading file: " << Input << ": " << ErrMsg;
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errs().flush();
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}
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cl::opt<std::string> InputFilename(cl::Positional, cl::desc("<input file>"),
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cl::init("-"));
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int main(int argc, char *argv[]) {
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InitLLVM X(argc, argv);
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cl::ParseCommandLineOptions(argc, argv);
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if (Error Err = dumpInput(InputFilename)) {
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reportError(InputFilename, std::move(Err));
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return 1;
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}
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return 0;
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}
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