"CMPUBEQ",
	"CMPUBGE",
	"CMPUBGT",
	"CMPUBLE",
	"CMPUBLT",
	"CMPUBNE",
	"MVC",
	"MVCIN",
	"CLC",
	"XC",
	"OC",
	"NC",
	"EXRL",
	"LARL",
	"LA",
	"LAY",
	"LAA",
	"LAAG",
	"LAAL",
	"LAALG",
	"LAN",
	"LANG",
	"LAX",
	"LAXG",
	"LAO",
	"LAOG",
	"LMY",
	"LMG",
	"STMY",
	"STMG",
	"STCK",
	"STCKC",
	"STCKE",
	"STCKF",

	RISBHG	$17, $8, $16, R9, R10 // eca91108105d
	RISBLG	$9, $24, $11, R11, R0 // ec0b09180b51
	RISBHGZ	$17, $8, $16, R9, R10 // eca91188105d
	RISBLGZ	$9, $24, $11, R11, R0 // ec0b09980b51

	LAA	R1, R2, 524287(R3)    // eb213fff7ff8
	LAAG	R4, R5, -524288(R6)   // eb54600080e8
	LAAL	R7, R8, 8192(R9)      // eb87900002fa
	LAALG	R10, R11, -8192(R12)  // ebbac000feea
	LAN	R1, R2, (R3)          // eb21300000f4

		// Atomic adds.
		// *(arg0+auxint+aux) += arg1.  arg2=mem.
		// Returns a tuple of <old contents of *(arg0+auxint+aux), memory>.
		{name: "LAA", argLength: 3, reg: gpstorelaa, asm: "LAA", typ: "(UInt32,Mem)", aux: "SymOff", clobberFlags: true, faultOnNilArg0: true, hasSideEffects: true, symEffect: "RdWr"},

// Store-release doesn't require store-load ordering.
(AtomicStoreRel32 ptr val mem) => (MOVWatomicstore ptr val mem)

// Atomic adds.
(AtomicAdd32 ptr val mem) => (AddTupleFirst32 val (LAA ptr val mem))
(AtomicAdd64 ptr val mem) => (AddTupleFirst64 val (LAAG ptr val mem))
(Select0 <t> (AddTupleFirst32 val tuple)) => (ADDW val (Select0 <t> tuple))
(Select1     (AddTupleFirst32   _ tuple)) => (Select1 tuple)

	v_2 := v.Args[2]
	v_1 := v.Args[1]
	v_0 := v.Args[0]
	b := v.Block
	typ := &b.Func.Config.Types
	// match: (AtomicAdd32 ptr val mem)
	// result: (AddTupleFirst32 val (LAA ptr val mem))
	for {
		ptr := v_0
		val := v_1
		mem := v_2
		v.reset(OpS390XAddTupleFirst32)
		v0 := b.NewValue0(v.Pos, OpS390XLAA, types.NewTuple(typ.UInt32, types.TypeMem))
		v0.AddArg3(ptr, val, mem)

			inputs: []inputInfo{
				{0, 4295023614}, // R1 R2 R3 R4 R5 R6 R7 R8 R9 R11 R12 R14 SP SB
				{1, 56319},      // R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 R11 R12 R14 SP
			},
		},
	},
	{
		name:           "LAA",
		auxType:        auxSymOff,
		argLen:         3,
		clobberFlags:   true,
		faultOnNilArg0: true,
		hasSideEffects: true,
		symEffect:      SymRdWr,
		asm:            s390x.ALAA,