// and produce "c5b15813" encoding.
		if !yt.match(args) {
			// "xo" is always zero for VEX/EVEX encoded insts.
			z += int(yt.zoffset) + xo
		} else {
			if p.Scond != 0 && !evexZcase(yt.zcase) {
				// Do not signal error and continue to search
				// for matching EVEX-encoded form.
				z += int(yt.zoffset)
				continue
			}

			switch o.prefix {