Add support for IncrementCounter in Hydrogen.

src/x64/lithium-codegen-x64.cc

 // Copyright 2013 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 1489 matching lines @@
   if (int_val == 0) {
     __ xorps(res, res);
   } else {
     Register tmp = ToRegister(instr->temp());
     __ Set(tmp, int_val);
     __ movq(res, tmp);
   }
 }
 
 
+void LCodeGen::DoConstantE(LConstantE* instr) {
+  __ LoadAddress(ToRegister(instr->result()), instr->value());
+}
+
+
 void LCodeGen::DoConstantT(LConstantT* instr) {
   Handle<Object> value = instr->value();
   AllowDeferredHandleDereference smi_check;
   if (value->IsSmi()) {
     __ Move(ToRegister(instr->result()), value);
   } else {
     __ LoadHeapObject(ToRegister(instr->result()),
                       Handle<HeapObject>::cast(value));
   }
 }
@@ skipping 4018 matching lines @@
                                FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64