fn try_clone()

in candle-core/src/backend.rs [9:132]

• 96 lines of code
• 1 McCabe index (conditional complexity)

    fn try_clone(&self, _: &Layout) -> Result<Self>;

    fn dtype(&self) -> DType;

    fn device(&self) -> &Self::Device;

    // Maybe this should return a Cow instead so that no copy is done on the cpu case.
    fn to_cpu_storage(&self) -> Result<CpuStorage>;

    fn affine(&self, _: &Layout, _: f64, _: f64) -> Result<Self>;

    fn powf(&self, _: &Layout, _: f64) -> Result<Self>;

    fn elu(&self, _: &Layout, _: f64) -> Result<Self>;

    fn reduce_op(&self, _: ReduceOp, _: &Layout, _: &[usize]) -> Result<Self>;

    fn cmp(&self, _: CmpOp, _: &Self, _: &Layout, _: &Layout) -> Result<Self>;

    fn to_dtype(&self, _: &Layout, _: DType) -> Result<Self>;

    fn unary_impl<B: UnaryOpT>(&self, _: &Layout) -> Result<Self>;

    fn binary_impl<B: BinaryOpT>(&self, _: &Self, _: &Layout, _: &Layout) -> Result<Self>;

    fn where_cond(&self, _: &Layout, _: &Self, _: &Layout, _: &Self, _: &Layout) -> Result<Self>;

    fn conv1d(
        &self,
        _l: &Layout,
        _kernel: &Self,
        _kernel_l: &Layout,
        _params: &crate::conv::ParamsConv1D,
    ) -> Result<Self>;

    fn conv_transpose1d(
        &self,
        _l: &Layout,
        _kernel: &Self,
        _kernel_l: &Layout,
        _params: &crate::conv::ParamsConvTranspose1D,
    ) -> Result<Self>;

    fn conv2d(
        &self,
        _l: &Layout,
        _kernel: &Self,
        _kernel_l: &Layout,
        _params: &crate::conv::ParamsConv2D,
    ) -> Result<Self>;

    fn conv_transpose2d(
        &self,
        _l: &Layout,
        _kernel: &Self,
        _kernel_l: &Layout,
        _params: &crate::conv::ParamsConvTranspose2D,
    ) -> Result<Self>;

    fn avg_pool2d(&self, _: &Layout, _: (usize, usize), _: (usize, usize)) -> Result<Self>;
    fn max_pool2d(&self, _: &Layout, _: (usize, usize), _: (usize, usize)) -> Result<Self>;
    fn upsample_nearest1d(&self, _: &Layout, _: usize) -> Result<Self>;
    fn upsample_nearest2d(&self, _: &Layout, _: usize, _: usize) -> Result<Self>;

    fn gather(&self, _: &Layout, _: &Self, _: &Layout, _: usize) -> Result<Self>;

    fn scatter_set(
        &mut self,
        _: &Layout,
        _: &Self,
        _: &Layout,
        _: &Self,
        _: &Layout,
        _: usize,
    ) -> Result<()>;

    fn scatter_add_set(
        &mut self,
        _: &Layout,
        _: &Self,
        _: &Layout,
        _: &Self,
        _: &Layout,
        _: usize,
    ) -> Result<()>;

    fn index_select(&self, _: &Self, _: &Layout, _: &Layout, _: usize) -> Result<Self>;
    fn index_add(
        &self,
        _: &Layout,
        _: &Self,
        _: &Layout,
        _: &Self,
        _: &Layout,
        _: usize,
    ) -> Result<Self>;

    fn matmul(
        &self,
        _: &Self,
        _: (usize, usize, usize, usize),
        _: &Layout,
        _: &Layout,
    ) -> Result<Self>;

    fn copy_strided_src(&self, _: &mut Self, _: usize, _: &Layout) -> Result<()>;

    #[allow(clippy::too_many_arguments)]
    // Similar to cudaMemcpy2D, though values are in elements and not in bytes.
    fn copy2d(
        &self,
        _: &mut Self,
        _d1: usize,
        _d2: usize,
        _src_stride1: usize,
        _dst_stride1: usize,
        _src_offset: usize,
        _dst_offset: usize,
    ) -> Result<()>;

    fn const_set(&mut self, _: crate::scalar::Scalar, _: &Layout) -> Result<()>;
}

pub trait BackendDevice: Sized + std::fmt::Debug + Clone {