Extend CallIC to support non-constant names....

src/ia32/codegen-ia32.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 5931 matching lines @@
       // -------------------------------------------
 
       // Load the function to call from the property through a reference.
 
       // Pass receiver to called function.
       if (property->is_synthetic()) {
         Reference ref(this, property);
         ref.GetValue();
         // Use global object as receiver.
         LoadGlobalReceiver();
+        // Call the function.
+        CallWithArguments(args, RECEIVER_MIGHT_BE_VALUE, node->position());
       } else {
+        // Push the receiver onto the frame.
         Load(property->obj());
-        frame()->Dup();
+
+        // Load the arguments.
+        int arg_count = args->length();
+        for (int i = 0; i < arg_count; i++) {
+          Load(args->at(i));
+          frame_->SpillTop();
+        }
+
+        // Load the name of the function.
         Load(property->key());
-        Result function = EmitKeyedLoad();
-        Result receiver = frame_->Pop();
-        frame_->Push(&function);
-        frame_->Push(&receiver);
+
+        // Call the IC initialization code.
+        CodeForSourcePosition(node->position());
+        Result result =
+            frame_->CallKeyedCallIC(RelocInfo::CODE_TARGET,
+                                    arg_count,
+                                    loop_nesting());
+        frame_->RestoreContextRegister();
+        frame_->Push(&result);
       }
-
-      // Call the function.
-      CallWithArguments(args, RECEIVER_MIGHT_BE_VALUE, node->position());
     }
 
   } else {
     // ----------------------------------
     // JavaScript example: 'foo(1, 2, 3)'  // foo is not global
     // ----------------------------------
 
     // Load the function.
     Load(function);
 
@@ skipping 7518 matching lines @@
   // tagged as a small integer.
   __ bind(&runtime);
   __ TailCallRuntime(Runtime::kStringCompare, 2, 1);
 }
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32