Start processing function blocks in Subzero.

src/llvm2ice.cpp

 //===- subzero/src/llvm2ice.cpp - Driver for testing ----------------------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file defines a driver that uses LLVM capabilities to parse a
@@ skipping 132 matching lines @@
     if (SubzeroTimingEnabled) {
       std::cerr << "[Subzero timing] IR Parsing: " << T.getElapsedSec()
                 << " sec\n";
     }
 
     if (!Mod) {
       Err.print(argv[0], errs());
       return 1;
     }
 
-    Ice::Converter Converter(&Ctx, Flags);
-    Converter.convertToIce(Mod);
+    Ice::Converter Converter(Mod, &Ctx, Flags);
+    Converter.convertToIce();
     return Converter.getErrorStatus();
   }
 }