// permutation of `kNchwToNhwcPermutation`.
inline constexpr std::array<int64_t, 4> kNchwToNhwcPermutation = {0, 2, 3, 1};

// Permutation from the OIHW (== (output features, input features, height,
// width)) tensor format to HWIO. This is commonly used to transpose convolution
// weights represented as OIHW format to HWIO, which is more desirable for
// certain downstream optimization passes (e.g. XLA).

    DefaultValuedOptionalAttr<I64ArrayAttr, "{}">:$explicit_paddings,
    DefaultValuedOptionalAttr<TF_AnyStrAttrOf<["NHWC", "NCHW", "NCHW_VECT_C"]>, "\"NHWC\"">:$data_format,
    DefaultValuedOptionalAttr<TF_AnyStrAttrOf<["HWIO", "OIHW", "OIHW_VECT_I"]>, "\"HWIO\"">:$filter_format,
    DefaultValuedOptionalAttr<I64ArrayAttr, "{1, 1, 1, 1}">:$dilations,
    DefaultValuedOptionalAttr<BoolAttr, "true">:$use_cudnn_on_gpu,