16   OS << formatv("<Buffer: size = {0} bytes>", R.size()) << Delim;  in visit()
21   OS << formatv("<Wall Time: seconds = {0}.{1,0+6}>", R.seconds(), R.nanos())  in visit()
27   OS << formatv("<CPU: id = {0}, tsc = {1}>", R.cpuid(), R.tsc()) << Delim;  in visit()
32   OS << formatv("<TSC Wrap: base = {0}>", R.tsc()) << Delim;  in visit()
37   OS << formatv(  in visit()
45   OS << formatv("<Custom Event: delta = +{0}, size = {1}, data = '{2}'>",  in visit()
52   OS << formatv(  in visit()
60   OS << formatv("<Call Argument: data = {0} (hex = {0:x})>", R.arg()) << Delim;  in visit()
65   OS << formatv("<PID: {0}>", R.pid()) << Delim;  in visit()
70   OS << formatv("<Thread ID: {0}>", R.tid()) << Delim;  in visit()
83     OS << formatv("<Function Enter: #{0} delta = +{1}>", R.functionId(),  in visit()
87     OS << formatv("<Function Enter With Arg: #{0} delta = +{1}>",  in visit()
91     OS << formatv("<Function Exit: #{0} delta = +{1}>", R.functionId(),  in visit()
95     OS << formatv("<Function Tail Exit: #{0} delta = +{1}>", R.functionId(),  in visit()