TEXT runtime·switchToCrashStack0(SB), NOSPLIT, $0-8
	MOVV	fn+0(FP), REGCTXT	// context register
	MOVV	g_m(g), R4	// curm

	// set g to gcrash
	MOVV	$runtime·gcrash(SB), g	// g = &gcrash
	JAL	runtime·save_g(SB)
	MOVV	R4, g_m(g)	// g.m = curm
	MOVV	g, m_g0(R4)	// curm.g0 = g

	// switch to crashstack
	MOVV	(g_stack+stack_hi)(g), R4
	ADDV	$(-4*8), R4, R3

	// call target function

	// save that information (m->curg->sched) so we can restore it.
	// We can restore m->curg->sched.sp easily, because calling
	// runtime.cgocallbackg leaves SP unchanged upon return.
	// To save m->curg->sched.pc, we push it onto the curg stack and
	// open a frame the same size as cgocallback's g0 frame.
	// Once we switch to the curg stack, the pushed PC will appear
	// to be the return PC of cgocallback, so that the traceback

	rsc.enqueueRS(rs)
}

// callback when RS is updated
func (rsc *ReplicaSetController) updateRS(logger klog.Logger, old, cur interface{}) {
	oldRS := old.(*apps.ReplicaSet)
	curRS := cur.(*apps.ReplicaSet)

	// TODO: make a KEP and fix informers to always call the delete event handler on re-create
	if curRS.UID != oldRS.UID {
		key, err := controller.KeyFunc(oldRS)
		if err != nil {

	// We can restore m->curg->sched.sp easily, because calling
	// runtime.cgocallbackg leaves SP unchanged upon return.
	// To save m->curg->sched.pc, we push it onto the curg stack and
	// open a frame the same size as cgocallback's g0 frame.
	// Once we switch to the curg stack, the pushed PC will appear
	// to be the return PC of cgocallback, so that the traceback

// func switchToCrashStack0(fn func())
TEXT runtime·switchToCrashStack0(SB), NOSPLIT, $0-8
	MOVD fn+0(FP), CTXT	// context register
	MOVD	g_m(g), R2	// curm

	// set g to gcrash
	MOVD	$runtime·gcrash(SB), g	// g = &gcrash
	MOVD	R2, g_m(g)	// g.m = curm
	MOVD	g, m_g0(R2)	// curm.g0 = g

	// switch to crashstack
	I64Load (g_stack+stack_hi)(g)
	I64Const $(-4*8)
	I64Add
	I32WrapI64
	Set SP

dragonfly_amd64)
	mkerrors="$mkerrors -m64"
	mksyscall="./mksyscall.pl -dragonfly"
	mksysnum="curl -s 'http://gitweb.dragonflybsd.org/dragonfly.git/blob_plain/HEAD:/sys/kern/syscalls.master' | ./mksysnum_dragonfly.pl"
	mktypes="GOARCH=$GOARCH go tool cgo -godefs"
	;;
freebsd_386)
	mkerrors="$mkerrors -m32"
	mksyscall="./mksyscall.pl -l32"
	mksysnum="curl -s 'http://svn.freebsd.org/base/stable/10/sys/kern/syscalls.master' | ./mksysnum_freebsd.pl"

	// but *not* resuming what had been running, we need to
	// save that information (m->curg->sched) so we can restore it.
	// We can restore m->curg->sched.sp easily, because calling
	// runtime.cgocallbackg leaves SP unchanged upon return.
	// To save m->curg->sched.pc, we push it onto the curg stack and
	// open a frame the same size as cgocallback's g0 frame.
	// Once we switch to the curg stack, the pushed PC will appear

    -o jsonpath='{.spec.ports[?(@.protocol=="TCP")].port}')
  echo "curl-ing $service address from Linux pod: $service_ip:$service_port"

  # curl-ing the metrics-server service downloads 14 bytes of unprintable binary
  # data and sets a return code of success (0).
  if ! $kubectl exec "$linux_command_pod" -- \
      curl -s -m 20 --insecure "https://$service_ip:$service_port" &> $output_file; then
    cleanup_deployments

	case "S2":
		curSize = 2
		curQ = 0
	case "S4":
		curSize = 2
		curQ = 1
	case "D1":
		curSize = 3
		curQ = 0
	case "D2":
		curSize = 3
		curQ = 1
	default:
		return 0, errors.New("invalid arrangement in ARM64 register list")
	}
	return (int64(curQ) & 1 << 30) | (int64(curSize&3) << 10), nil
}

// ARM64RegisterListOffset generates offset encoding according to AArch64 specification.

	var ret Intervals
	var pv pairVisitor
	cur := pv.init(is, is2)
	for {
		second := pv.nxt()
		if second.done() {
			break
		}

		// Check for overlap between cur and second. If no overlap
		// then add cur to result and move on.
		if !cur.i.Overlaps(second.i) && !cur.i.adjacent(second.i) {
			ret = append(ret, cur.i)
			cur = second
			continue
		}
		// cur overlaps with second; merge second into cur