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Mojo struct

TopK_2

struct TopK_2[T: DType, largest: Bool = True]

Tracks the single best (value, index) pair per thread during top-K reductions.

Fields: p: Flattened index of the tracked element. u: Value of the tracked element.

Parameters​

  • ​T (DType): Data type of the tracked values.
  • ​largest (Bool): Whether the best value is the maximum (top k) or minimum (bottom k).

Fields​

  • ​p (Int):
  • ​u (Scalar[T]):

Implemented traits​

AnyType, Copyable, Defaultable, ImplicitlyCopyable, ImplicitlyDeletable, Movable, RegisterPassable, TrivialRegisterPassable

Methods​

__init__​

def __init__() -> Self

Initializes the tracker with a dead value and a zero index.

insert​

def insert(mut self, elem: Scalar[T], elem_id: Int)

Replaces the tracked element when the candidate beats the current best.