diff --git a/cpu/simple_cpu/simple_cpu.cc b/cpu/simple_cpu/simple_cpu.cc
index d48f936638..e3cce28ae7 100644
--- a/cpu/simple_cpu/simple_cpu.cc
+++ b/cpu/simple_cpu/simple_cpu.cc
@@ -74,6 +74,15 @@
 
 using namespace std;
 
+template<typename T>
+void
+SimpleCPU::trace_data(T data) {
+    if (traceData) {
+        traceData->setData(data);
+    }
+}
+
+
 SimpleCPU::TickEvent::TickEvent(SimpleCPU *c)
     : Event(&mainEventQueue, CPU_Tick_Pri), cpu(c), multiplier(1)
 {