Vendor import of llvm trunk r161861:

http://llvm.org/svn/llvm-project/llvm/trunk@161861

1 files changed, 89 insertions, 0 deletions

diff --git a/utils/obj2yaml/obj2yaml.cpp b/utils/obj2yaml/obj2yaml.cpp
new file mode 100644
index 0000000..ff253fa
--- /dev/null
+++ b/utils/obj2yaml/obj2yaml.cpp
@@ -0,0 +1,89 @@
+//===------ 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;
+}