Fix issue 120 by patching the on-stack receiver in the...

src/codegen-ia32.cc

 // Copyright 2006-2008 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 2642 matching lines @@
   // ------------------------------------------------------------------------
 
   if (var != NULL && !var->is_this() && var->is_global()) {
     // ----------------------------------
     // JavaScript example: 'foo(1, 2, 3)'  // foo is global
     // ----------------------------------
 
     // Push the name of the function and the receiver onto the stack.
     frame_->Push(Immediate(var->name()));
 
-    // TODO(120): Use global object for function lookup and inline
-    // cache, and use global proxy as 'this' for invocation.
-    LoadGlobalReceiver(eax);
+    // Pass the global object as the receiver and let the IC stub
+    // patch the stack to use the global proxy as 'this' in the
+    // invoked function.
+    LoadGlobal();
 
     // Load the arguments.
     for (int i = 0; i < args->length(); i++) {
       Load(args->at(i));
     }
 
     // Setup the receiver register and call the IC initialization code.
     Handle<Code> stub = ComputeCallInitialize(args->length());
     __ RecordPosition(node->position());
     __ call(stub, RelocInfo::CODE_TARGET_CONTEXT);
@@ skipping 2437 matching lines @@
 
   // Slow-case: Go through the JavaScript implementation.
   __ bind(&slow);
   __ InvokeBuiltin(Builtins::INSTANCE_OF, JUMP_FUNCTION);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal