1 files changed, 86 insertions, 0 deletions
diff --git a/tools/obj2yaml/obj2yaml.cpp b/tools/obj2yaml/obj2yaml.cpp
new file mode 100644
index 0000000000..821c9ac7d3
--- /dev/null
+++ b/tools/obj2yaml/obj2yaml.cpp
@@ -0,0 +1,86 @@
+//===------ 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/Object/Archive.h"
+#include "llvm/Object/COFF.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/ManagedStatic.h"
+#include "llvm/Support/PrettyStackTrace.h"
+#include "llvm/Support/Signals.h"
+
+using namespace llvm;
+
+namespace objyaml {  // generic yaml-writing specific routines
+
+unsigned char printable(unsigned char Ch) {
+  return Ch >= ' ' && Ch <= '~' ? Ch : '.';
+}
+
+raw_ostream &writeHexStream(raw_ostream &Out, const ArrayRef<uint8_t> arr) {
+  const char *hex = "0123456789ABCDEF";
+  Out << " !hex \"";
+
+  typedef 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 << "|\n";
+
+  return Out;
+}
+
+raw_ostream &writeHexNumber(raw_ostream &Out, unsigned long long N) {
+  if (N >= 10)
+    Out << "0x";
+  Out.write_hex(N);
+  return Out;
+}
+
+} // end namespace yaml
+
+namespace {
+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)) {
+    errs() << "Error: '" << ec.message() << "' opening file '" << InputFilename
+           << "'\n";
+  } else {
+    ec = coff2yaml(outs(), buf.take());
+    if (ec)
+      errs() << "Error: " << ec.message() << " dumping COFF file\n";
+  }
+
+  return 0;
+}