llvm-6502/utils/obj2yaml/obj2yaml.cpp
Marshall Clow c57b888558 New test tool: obj2yaml
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158730 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-19 18:02:35 +00:00

90 lines
2.5 KiB
C++

//===------ utils/obj2yaml.cpp - obj2yaml conversion tool -------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "obj2yaml.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/PrettyStackTrace.h"
#include "llvm/Support/Signals.h"
#include "llvm/Object/Archive.h"
#include "llvm/Object/COFF.h"
const char endl = '\n';
namespace yaml { // generic yaml-writing specific routines
unsigned char printable(unsigned char Ch) {
return Ch >= ' ' && Ch <= '~' ? Ch : '.';
}
llvm::raw_ostream &writeHexStream(llvm::raw_ostream &Out,
const llvm::ArrayRef<uint8_t> arr) {
const char *hex = "0123456789ABCDEF";
Out << " !hex \"";
typedef llvm::ArrayRef<uint8_t>::const_iterator iter_t;
const iter_t end = arr.end();
for (iter_t iter = arr.begin(); iter != end; ++iter)
Out << hex[(*iter >> 4) & 0x0F] << hex[(*iter & 0x0F)];
Out << "\" # |";
for (iter_t iter = arr.begin(); iter != end; ++iter)
Out << printable(*iter);
Out << "|" << endl;
return Out;
}
llvm::raw_ostream &writeHexNumber(llvm::raw_ostream &Out, unsigned long long N) {
if (N >= 10)
Out << "0x";
Out.write_hex(N);
return Out;
}
}
using namespace llvm;
enum ObjectFileType { coff };
cl::opt<ObjectFileType> InputFormat(
cl::desc("Choose input format"),
cl::values(
clEnumVal(coff, "process COFF object files"),
clEnumValEnd));
cl::opt<std::string> InputFilename(cl::Positional, cl::desc("<input file>"), cl::init("-"));
int main(int argc, char * argv[]) {
cl::ParseCommandLineOptions(argc, argv);
sys::PrintStackTraceOnErrorSignal();
PrettyStackTraceProgram X(argc, argv);
llvm_shutdown_obj Y; // Call llvm_shutdown() on exit.
// Process the input file
OwningPtr<MemoryBuffer> buf;
// TODO: If this is an archive, then burst it and dump each entry
if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, buf))
llvm::errs() << "Error: '" << ec.message() << "' opening file '"
<< InputFilename << "'" << endl;
else {
ec = coff2yaml(llvm::outs(), buf.take());
if (ec)
llvm::errs() << "Error: " << ec.message() << " dumping COFF file" << endl;
}
return 0;
}