10 calls from
ICE_BOUNDARY

&   1
ICE_BLOCKS  1
ICE_COMMUNICATE  1
ICE_CONSTANTS  1
ICE_DISTRIBUTION  1
ICE_EXIT  1
ICE_GLOBAL_REDUCTIONS  1
ICE_HALOEXTRAPOLATE2DR8  1
ICE_HALOUPDATE2DR8  1
ICE_KINDS_MOD  1