}
	return fmt.Sprintf("v%d", v.ID)
}

func (v *Value) AuxInt8() int8 {
	if opcodeTable[v.Op].auxType != auxInt8 && opcodeTable[v.Op].auxType != auxNameOffsetInt8 {
		v.Fatalf("op %s doesn't have an int8 aux field", v.Op)
	}
	return int8(v.AuxInt)
}

func (v *Value) AuxUInt8() uint8 {
	if opcodeTable[v.Op].auxType != auxUInt8 {
		v.Fatalf("op %s doesn't have a uint8 aux field", v.Op)
	}

	// 	case OpAdd32:
	// 		res.val = newConst(argLt1.val.AuxInt32() + argLt2.val.AuxInt32())
	//	case OpDiv8:
	//		if !isDivideByZero(argLt2.val.AuxInt8()) {
	//			res.val = newConst(argLt1.val.AuxInt8() / argLt2.val.AuxInt8())
	//		}
	//  ...
	// 	}
	//
	// However, this would create a huge switch for all opcodes that can be

	auxBool                   // auxInt is 0/1 for false/true
	auxInt8                   // auxInt is an 8-bit integer
	auxInt16                  // auxInt is a 16-bit integer
	auxInt32                  // auxInt is a 32-bit integer
	auxInt64                  // auxInt is a 64-bit integer
	auxInt128                 // auxInt represents a 128-bit integer.  Always 0.
	auxUInt8                  // auxInt is an 8-bit unsigned integer

			case auxBool:
				if v.AuxInt < 0 || v.AuxInt > 1 {
					f.Fatalf("bad bool AuxInt value for %v", v)
				}
				canHaveAuxInt = true
			case auxInt8:
				if v.AuxInt != int64(int8(v.AuxInt)) {
					f.Fatalf("bad int8 AuxInt value for %v", v)
				}
				canHaveAuxInt = true
			case auxInt16:
				if v.AuxInt != int64(int16(v.AuxInt)) {
					f.Fatalf("bad int16 AuxInt value for %v", v)
				}

	case opHasAuxInt(op) && auxint == "" && auxint2 == "":
		fmt.Printf("%s: rule silently zeros auxint, either copy auxint or explicitly zero\n", rule.Loc)
	default:
		fmt.Printf("%s: possible ellipsis rule candidate%s: %q\n", rule.Loc, usingCopy, rule.Rule)
	}
}

func opByName(arch arch, name string) opData {
	name = name[2:]
	for _, x := range genericOps {
		if name == x.name {
			return x

		{name: "CMPWconst", argLength: 1, reg: gp1flags, asm: "CMPW", typ: "Flags", aux: "Int16"}, // arg0 compare to auxint
		{name: "CMPBconst", argLength: 1, reg: gp1flags, asm: "CMPB", typ: "Flags", aux: "Int8"},  // arg0 compare to auxint

		// compare *(arg0+auxint+aux) to arg1 (in that order). arg2=mem.

	// result: (IData x)
	for {
		if auxIntToInt64(v.AuxInt) != 0 || v_0.Op != OpIData {
			break
		}
		x := v_0.Args[0]
		v.reset(OpIData)
		v.AddArg(x)
		return true
	}
	// match: (ArraySelect [i] x:(Load <t> ptr mem))
	// result: @x.Block (Load <v.Type> (OffPtr <v.Type.PtrTo()> [t.Elem().Size()*i] ptr) mem)
	for {
		i := auxIntToInt64(v.AuxInt)
		x := v_0
		if x.Op != OpLoad {
			break
		}

	for {
		a := auxIntToInt32(v.AuxInt)
		x := v_0
		if v_1.Op != OpPPC64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
			break
		}
		z := v_2
		v.reset(OpPPC64ISELZ)
		v.AuxInt = int32ToAuxInt(a)
		v.AddArg2(x, z)
		return true
	}
	// match: (ISEL [a] (MOVDconst [0]) y z)
	// result: (ISELZ [a^0x4] y z)
	for {
		a := auxIntToInt32(v.AuxInt)

		{name: "SRR", argLength: 2, reg: gp21},                                // arg0 right rotate by arg1 bits
		{name: "SRRconst", argLength: 1, reg: gp11, aux: "Int32"},             // arg0 right rotate by auxInt bits, 0 <= auxInt < 32

		// auxInt for all of these satisfy 0 <= auxInt < 32

	v.AuxInt = auxint
	v.Args = v.argstorage[:2]
	v.argstorage[0] = arg0
	v.argstorage[1] = arg1
	arg0.Uses++
	arg1.Uses++
	return v
}

// NewValue2IA returns a new value in the block with two arguments and both an auxint and aux values.
func (b *Block) NewValue2IA(pos src.XPos, op Op, t *types.Type, auxint int64, aux Aux, arg0, arg1 *Value) *Value {
	v := b.Func.newValue(op, t, b, pos)
	v.AuxInt = auxint
	v.Aux = aux