{i: 17, as: AMOVDEQ, a1: C_REG, a6: C_REG},

	// load on condition
	{i: 25, as: ALOCGR, a1: C_SCON, a2: C_REG, a6: C_REG},

	// find leftmost one
	{i: 8, as: AFLOGR, a1: C_REG, a6: C_REG},

	// population count
	{i: 9, as: APOPCNT, a1: C_REG, a6: C_REG},

	// compare
	{i: 70, as: ACMP, a1: C_REG, a6: C_REG},
	{i: 71, as: ACMP, a1: C_REG, a6: C_LCON},
	{i: 70, as: ACMPU, a1: C_REG, a6: C_REG},

	{as: AREMD, a1: C_REG, a2: C_REG, a6: C_REG, type_: 51, size: 12},
	{as: AMTFSB0, a1: C_U15CON, type_: 52, size: 4},
	/* Other ISA 2.05+ instructions */
	{as: APOPCNTD, a1: C_REG, a6: C_REG, type_: 93, size: 4},            /* population count, x-form */
	{as: ACMPB, a1: C_REG, a2: C_REG, a6: C_REG, type_: 92, size: 4},    /* compare byte, x-form */
	{as: ACMPEQB, a1: C_REG, a2: C_REG, a6: C_CREG, type_: 92, size: 4}, /* compare equal byte, x-form, ISA 3.0 */

	dependGlobalLockServer          bool
	dependGlobalIsDistErasure       bool
	dependGlobalBackgroundHealState bool
	dependBucketTargetSys           bool
}

// RegisterRead register the metrics populator function to be used
// to populate new values upon cache invalidation.
func (g *MetricsGroupV2) RegisterRead(read func(context.Context) []MetricV2) {
	g.metricsCache = cachevalue.NewFromFunc(g.cacheInterval,

			w.handlerHeader.Del("Content-Length")
		}
	}
}

// extraHeader is the set of headers sometimes added by chunkWriter.writeHeader.
// This type is used to avoid extra allocations from cloning and/or populating
// the response Header map and all its 1-element slices.
type extraHeader struct {
	contentType      string
	connection       string
	transferEncoding string
	date             []byte // written if not nil