for _, yt := range o.ytab {
		// ytab matching is purely args-based,
		// but AVX512 suffixes like "Z" or "RU_SAE" will
		// add EVEX-only filter that will reject non-EVEX matches.
		//
		// Consider "VADDPD.BCST 2032(DX), X0, X0".
		// Without this rule, operands will lead to VEX-encoded form
		// and produce "c5b15813" encoding.
		if !yt.match(args) {
			// "xo" is always zero for VEX/EVEX encoded insts.