include.php

См. документацию.

<?php
 
CModule::AddAutoloadClasses(
    'perfmon',
    [
        'perfmon' => 'install/index.php',
        'CPerfomanceKeeper' => 'classes/general/keeper.php',
        'CPerfomanceHit' => 'classes/general/hit.php',
        'CPerfomanceComponent' => 'classes/general/component.php',
        'CPerfomanceSQL' => 'classes/general/sql.php',
        'CPerfomanceTable' => 'classes/general/table.php',
        'CPerfomanceTableList' => 'classes/general/table.php',
        'CPerfomanceError' => 'classes/general/error.php',
        'CPerfomanceMeasure' => 'classes/general/measure.php',
        'CPerfAccel' => 'classes/general/measure.php',
        'CPerfCluster' => 'classes/general/cluster.php',
        'CPerfomanceSchema' => 'classes/general/schema.php',
        'CPerfomanceIndexSuggest' => 'classes/general/index_suggest.php',
        'CPerfQuery' => 'classes/general/query.php',
        'CPerfQueryStat' => 'classes/general/query_stat.php',
        'CPerfomanceIndexComplete' => 'classes/general/index_complete.php',
        'CPerfomanceHistory' => 'classes/general/history.php',
        'CPerfomanceCache' => 'classes/general/cache.php',
        'CSqlFormat' => 'classes/general/sql_format.php',
        'Bitrix\\Perfmon\\Sql\\BaseObject' => 'lib/sql/base_object.php',
        'Bitrix\\Perfmon\\Sql\\Table' => 'lib/sql/table.php',
    ]
);