Update Subzero to start parsing PNaCl bitcode files.

src/PNaClTranslator.h

Index: src/PNaClTranslator.h
diff --git a/src/PNaClTranslator.h b/src/PNaClTranslator.h
new file mode 100644
index 0000000000000000000000000000000000000000..b1437c1b75e75926cd884ee98cfdf343a161ab7a
--- /dev/null
+++ b/src/PNaClTranslator.h
@@ -0,0 +1,32 @@
+//===- subzero/src/PNaClTranlator.h - Builds ICE from PNaCl bitcode -------===//

[jvoung (off chromium), 2014/07/01 17:32:53]

PNaClTranslator.h

[Karl, 2014/07/01 21:31:08]

Done.

+//
+//                        The Subzero Code Generator
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the PNaCl bitcode file to Ice translator.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef SUBZERO_SRC_ICEREADER_H

[jvoung (off chromium), 2014/07/01 17:32:54]

if-def guards don't match the filename

I guess clang 3.4's -Wheader-guard won't catch that =)

[Karl, 2014/07/01 21:31:08]

Done.

+#define SUBZERO_SRC_ICEREADER_H
+
+#include "IceTranslator.h"
+
+namespace Ice {
+
+class PNaClTranslator : Translator {
+public:
+  PNaClTranslator(Ice::GlobalContext *Ctx, Ice::ClFlags &Flags)
+      : Translator(Ctx, Flags) {}
+  // Reads the PNaCl bitcode file and translates to ICE. Returns exit
+  // status 0 if successul. Nonzero otherwise.

[jvoung (off chromium), 2014/07/01 17:32:53]

successful

[Karl, 2014/07/01 21:31:08]

Done.

+  int translate(std::string IRFilename);

[jvoung (off chromium), 2014/07/01 17:32:53]

Could this be: "const std::string &" ?

[Karl, 2014/07/01 21:31:08]

Done.

+};
+
+}
+
+#endif  // SUBZERO_SRC_ICEREADER_H