type Sudog = sudog

func Getg() *G {
	return getg()
}

func Goid() uint64 {
	return getg().goid
}

func GIsWaitingOnMutex(gp *G) bool {
	return readgstatus(gp) == _Gwaiting && gp.waitreason.isMutexWait()
}

var CasGStatusAlwaysTrack = &casgstatusAlwaysTrack

//go:noinline
func PanicForTesting(b []byte, i int) byte {
	return unexportedPanicForTesting(b, i)
}

//go:noinline

}

func (w waitReason) String() string {
	if w < 0 || w >= waitReason(len(waitReasonStrings)) {
		return "unknown wait reason"
	}
	return waitReasonStrings[w]
}

func (w waitReason) isMutexWait() bool {
	return w == waitReasonSyncMutexLock ||
		w == waitReasonSyncRWMutexRLock ||
		w == waitReasonSyncRWMutexLock
}

func (w waitReason) isWaitingForGC() bool {
	return isWaitingForGC[w]
}

		// time we spent in this state and add it to
		// runnableTime.
		now := nanotime()
		gp.runnableTime += now - gp.trackingStamp
		gp.trackingStamp = 0
	case _Gwaiting:
		if !gp.waitreason.isMutexWait() {
			// Not blocking on a lock.
			break
		}
		// Blocking on a lock, measure it. Note that because we're
		// sampling, we have to multiply by our sampling period to get