Cache optimized code on shared function info.

src/factory.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 426 matching lines @@
   int number_of_literals = function_info->num_literals();
   Handle<FixedArray> literals = NewFixedArray(number_of_literals, pretenure);
   if (number_of_literals > 0) {
     // Store the object, regexp and array functions in the literals
     // array prefix.  These functions will be used when creating
     // object, regexp and array literals in this function.
     literals->set(JSFunction::kLiteralGlobalContextIndex,
                   context->global_context());
   }
   result->set_literals(*literals);
+  if (FLAG_cache_optimized_code) {
+    Code* code =
+        function_info->SearchOptimizedCodeMap(context->global_context());
+    if (code != NULL) {
+      result->ReplaceCode(code);
+      return result;
+    }
+  }
   result->set_next_function_link(isolate()->heap()->undefined_value());
 
   if (V8::UseCrankshaft() &&
       FLAG_always_opt &&
       result->is_compiled() &&
       !function_info->is_toplevel() &&
       function_info->allows_lazy_compilation()) {
     result->MarkForLazyRecompilation();
   }
   return result;
@@ skipping 728 matching lines @@
     Execution::ConfigureInstance(instance,
                                  instance_template,
                                  pending_exception);
   } else {
     *pending_exception = false;
   }
 }
 
 
 } }  // namespace v8::internal