helper.invokeJavaMethod(context.getMonitorEnterMethod());
invokeJavaMethod(context.getMonitorEnterMethod());
	public final void visit_monitorenter() {		vstack.push(eContext);		RefItem v = vstack.popRef();		v.release1(eContext);		// Objectref is already on the stack		helper.invokeJavaMethod(context.getMonitorEnterMethod());	}