PATCH (not to be comitted): Support for printing instruction statistics

runtime/vm/object.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef RUNTIME_VM_OBJECT_H_
 #define RUNTIME_VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 4730 matching lines @@
 
     friend class Code;
 
     DISALLOW_COPY_AND_ASSIGN(Comments);
   };
 
 
   const Comments& comments() const;
   void set_comments(const Comments& comments) const;
 
+  CodeStatistics* stats() const {
+#ifdef DART_PRECOMPILER
+    return raw_ptr()->function_stats_;
+#else
+    return NULL;
+#endif
+  }
+  void set_stats(CodeStatistics* stats) const {
+#ifdef DART_PRECOMPILER
+    StoreNonPointer(&raw_ptr()->function_stats_, stats);
+#endif
+  }
+
   RawObject* return_address_metadata() const {
 #if defined(DART_PRECOMPILED_RUNTIME)
     UNREACHABLE();
     return NULL;
 #else
     return raw_ptr()->return_address_metadata_;
 #endif
   }
   // Sets |return_address_metadata|.
   void SetPrologueOffset(intptr_t offset) const;
@@ skipping 4105 matching lines @@
 
 inline void TypeArguments::SetHash(intptr_t value) const {
   // This is only safe because we create a new Smi, which does not cause
   // heap allocation.
   StoreSmi(&raw_ptr()->hash_, Smi::New(value));
 }
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_OBJECT_H_