def cast_bwd
import bendtorch@1.3.0.0/dtype.bend as Dtypeimport Base
import bendtorch@1.3.0.0/main.bend as T
import bend-ml-tensor-array@0.1.18.0/main.bend as TA
631def cast_bwd(~P: Type, ~X: Type, ~S: Type, ~r: Nat, ~c: Nat, ~l: T.Layer<P, X, TA.Mat<r, c>, S>, p: P, s: S, dy: TA.Mat<r, c>, g: P) -> T.Bwd<P, X>:
632 T.Layer.bwd(P, X, TA.Mat<r, c>, S, l, p, s, bf16_mat(r, c, dy), g)