LDP	-8(RSP), (R1, R2)   // e18b7fa9
	LDP	11(RSP), (R1, R2)   // fb2f0091610b40a9
	LDP	1024(RSP), (R1, R2) // fb031091610b40a9
	LDP.W	8(RSP), (R1, R2)    // e18bc0a9
	LDP.P	8(RSP), (R1, R2)    // e18bc0a8
	LDP	-31(R0), (R1, R2)   // 1b7c00d1610b40a9
	LDP	-4(R0), (R1, R2)    // 1b1000d1610b40a9
	LDP	-8(R0), (R1, R2)    // 01887fa9
	LDP	x(SB), (R1, R2)
	LDP	x+8(SB), (R1, R2)
	LDP	8(R1), (ZR, R2)     // 3f8840a9

	if r2 != 0 {
		// TODO: Consistency in the encoding would be nice here.
		if p.arch.InFamily(sys.ARM, sys.ARM64) {
			// Special form
			// ARM: destination register pair (R1, R2).
			// ARM64: register pair (R1, R2) for LDP/STP.
			if prefix != 0 || scale != 0 {
				p.errorf("illegal address mode for register pair")
				return
			}
			a.Type = obj.TYPE_REGREG
			a.Offset = int64(r2)
			// Nothing may follow
			return
		}