// The interface that they implement is as follows:
//
//    // archAvailableIEEE reports whether an architecture-specific CRC32-IEEE
//    // algorithm is available.
//    archAvailableIEEE() bool
//
//    // archInitIEEE initializes the architecture-specific CRC3-IEEE algorithm.
//    // It can only be called if archAvailableIEEE() returns true.
//    archInitIEEE()
//

		crc = vectorCrc32(crc, crcCast, p[:aligned])
		p = p[aligned:]
	}
	if len(p) == 0 {
		return crc
	}
	return ppc64SlicingUpdateBy8(crc, archCastagnoliTable8, p)
}

func archAvailableIEEE() bool {
	return true
}
func archAvailableCastagnoli() bool {
	return true
}

var archIeeeTable8 *slicing8Table

func archInitIEEE() {
	// We still use slicing-by-8 for small buffers.