{name: "ADDQ", argLength: 2, reg: gp21sp, asm: "ADDQ", commutative: true, clobberFlags: true},
		{name: "ADDL", argLength: 2, reg: gp21sp, asm: "ADDL", commutative: true, clobberFlags: true},
		{name: "ADDQconst", argLength: 1, reg: gp11sp, asm: "ADDQ", aux: "Int32", typ: "UInt64", clobberFlags: true},
		{name: "ADDLconst", argLength: 1, reg: gp11sp, asm: "ADDL", aux: "Int32", clobberFlags: true},

//	        {Yi32, Ynone, Yax, Zil_, 1},
//	        {Yi32, Ynone, Yml, Zilo_m, 2},
//	        {Yrl, Ynone, Yml, Zr_m, 1},
//	        {Yml, Ynone, Yrl, Zm_r, 1},
//	}
//
// so there are 5 possible types of ADDL instruction that can be laid down, and
// possible states used to lay them down (Ztype and z pointer, assuming z
// points at opBytes{0x83, 00, 0x05,0x81, 00, 0x01, 0x03}) are:
//
//	Yi8, Yml -> Zibo_m, z (0x83, 00)