max = int64(^uint64(0)>>1) - delta

					vmin = parent.NewValue0I(parent.Pos, OpConst64, parent.Func.Config.Types.Int64, min)
					vmax = parent.NewValue0I(parent.Pos, OpConst64, parent.Func.Config.Types.Int64, max)

				case 4:
					min = int64(int32(w.AuxInt) - int32(delta))
					max = int64(int32(^uint32(0)>>1) - int32(delta))

					vmin = parent.NewValue0I(parent.Pos, OpConst32, parent.Func.Config.Types.Int32, min)

		OpPPC64RLDICL:   OpPPC64RLDICLCC,
		OpPPC64SUB:      OpPPC64SUBCC,
		OpPPC64NEG:      OpPPC64NEGCC,
		OpPPC64NOR:      OpPPC64NORCC,
		OpPPC64XOR:      OpPPC64XORCC,
	}
	b := op.Block
	opCC := b.NewValue0I(op.Pos, ccOpMap[op.Op], types.NewTuple(op.Type, types.TypeFlags), op.AuxInt)
	opCC.AddArgs(op.Args...)
	op.reset(OpSelect0)
	op.AddArgs(opCC)
	return op
}