case GoWaiting:
		return "Waiting"
	case GoSyscall:
		return "Syscall"
	}
	return "Bad"
}

// ProcState represents the state of a proc.
//
// New ProcStates may be added in the future. Users of this type must be robust
// to that possibility.
type ProcState uint8

const (
	ProcUndetermined ProcState = iota // No information is known about the proc.
	ProcNotExist                      // Proc does not exist.

	ps       map[trace.ProcID]*procState
	ms       map[trace.ThreadID]*schedContext
	ranges   map[trace.ResourceID][]string
	tasks    map[trace.TaskID]string
	seenSync bool
	Go121    bool
}

type schedContext struct {
	M trace.ThreadID
	P trace.ProcID
	G trace.GoID
}

type goState struct {
	state   trace.GoState
	binding *schedContext
}

type procState struct {
	state   trace.ProcState

		}
		s = procStateTransition(ProcID(e.base.args[0]), beforeState, ProcIdle)
	case go122.EvProcStatus:
		// N.B. ordering.advance populates e.base.extra.
		s = procStateTransition(ProcID(e.base.args[0]), ProcState(e.base.extra(version.Go122)[0]), go122ProcStatus2ProcState[e.base.args[1]])
	case go122.EvGoCreate, go122.EvGoCreateBlocked:
		status := GoRunnable
		if e.base.typ == go122.EvGoCreateBlocked {
			status = GoWaiting
		}