add call column in output

src/plugin/pctrace.cpp

@@ -133,5 +133,5 @@ void iss::plugin::cov::callback(instr_info_t iinfo, const exec_info& einfo) {
         delay = entry.taken;
     else
        delay = entry.not_taken;
-    output<<std::hex <<"0x" << instr_if->get_pc() <<"," << delay << "\n";
+    output<<std::hex <<"0x" << instr_if->get_pc() <<"," << delay <<"," << call<< "\n";
 }