One_hot.Of_bitstype comb = Bits.tval priority_select :
( ( comb, comb t ) Comb.with_valid2 Base.list ->
( comb, comb t ) Comb.with_valid2 )
Comb.optional_branching_factorval priority_select_with_default :
( ( comb, comb t ) Comb.with_valid2 Base.list ->
default:comb t ->
comb t )
Comb.optional_branching_factorval onehot_select :
( ( comb, comb t ) Comb.with_valid2 Base.list ->
comb t )
Comb.optional_branching_factor