Struct burn::backend::autodiff::ops::OpsPrep

pub struct OpsPrep<Backward, B, S, C, const D: usize, const N: usize, Mode = Init> { /* private fields */ }
Expand description

Operation in preparation.

Each mode has its own set of functions to minimize cloning for unused backward states.

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impl<Backward, B, S, C, const D: usize, const N: usize, Mode> OpsPrep<Backward, B, S, C, D, N, Mode>

pub fn new( nodes: [Arc<Node>; N], requirement: Requirement, backward: Backward, compute_property: ComputingProperty, checkpointer_builder: CheckpointerBuilder, ) -> OpsPrep<Backward, B, S, C, D, N, Mode>

Constructs a new OpsPrep.

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impl<BO, B, S, C, const D: usize, const N: usize> OpsPrep<BO, B, S, C, D, N>
where B: Backend, BO: Backward<B, D, N, State = S>,

pub fn compute_bound(self) -> OpsPrep<BO, B, S, C, D, N, ComputePropertyDone>

Indicates that the operation is compute bound, meaning its computation is heavy and should not be recomputed

pub fn memory_bound(self) -> OpsPrep<BO, B, S, C, D, N, MemoryBound>

Indicates that the operation is memory bound, meaning its computation is light and can be recomputed

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impl<BO, B, S, C, const D: usize, const N: usize> OpsPrep<BO, B, S, C, D, N, MemoryBound>
where B: Backend, BO: Backward<B, D, N, State = S>, C: CheckpointStrategy,

pub fn retro_forward<R>( self, retro_forward: R, ) -> OpsPrep<BO, B, S, C, D, N, MemoryBoundRetroForward>
where R: RetroForward,

Registers the retro forward, if needed

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impl<BO, B, S, C, const D: usize, const N: usize> OpsPrep<BO, B, S, C, D, N, MemoryBoundRetroForward>
where B: Backend, BO: Backward<B, D, N, State = S>, C: CheckpointStrategy,

pub fn parents<'a, B2, const D2: usize, A>( self, parents: A, ) -> OpsPrep<BO, B, S, C, D, N, ComputePropertyDone>
where B2: Backend, A: IntoIterator<Item = &'a AutodiffTensor<B2, D2>>,

Checkpoints the parents, if needed

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impl<BO, B, C, const D: usize, const N: usize> OpsPrep<BO, B, (), C, D, N, ComputePropertyDone>
where B: Backend, BO: Backward<B, D, N, State = ()>,

pub fn stateless( self, output: <B as Backend>::FloatTensorPrimitive<D>, ) -> AutodiffTensor<B, D>

Prepare a stateless operation.

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impl<BO, B, S, C, const D: usize, const N: usize> OpsPrep<BO, B, S, C, D, N, ComputePropertyDone>
where B: Backend, S: Clone + Send + Debug + 'static, BO: Backward<B, D, N, State = S>,

pub fn stateful(self) -> OpsKind<BO, B, S, C, D, N>

Prepare an operation that requires a state during the backward pass.

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impl<BO, B, S, C, const D: usize, const N: usize> OpsPrep<BO, B, S, C, D, N, UnTracked>
where B: Backend, S: Clone + Send + Debug + 'static, BO: Backward<B, D, N, State = S>,

pub fn finish( self, output: <B as Backend>::FloatTensorPrimitive<D>, ) -> AutodiffTensor<B, D>

Finish the preparation of an untracked operation and returns the output tensor.

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impl<BO, B, S, C, const D: usize, const N: usize> OpsPrep<BO, B, S, C, D, N, Tracked>
where B: Backend, S: Clone + Send + Debug + 'static, BO: Backward<B, D, N, State = S>,

pub fn finish( self, state: S, output: <B as Backend>::FloatTensorPrimitive<D>, ) -> AutodiffTensor<B, D>

Finish the preparation of a tracked operation and returns the output tensor.

pub fn checkpoint<const D2: usize>( &mut self, tensor: &AutodiffTensor<B, D2>, ) -> NodeID

Checkpoints the tensor

Auto Trait Implementations§

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impl<Backward, B, S, C, const D: usize, const N: usize, Mode> Freeze for OpsPrep<Backward, B, S, C, D, N, Mode>
where Backward: Freeze,

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impl<Backward, B, S, C, const D: usize, const N: usize, Mode = Init> !RefUnwindSafe for OpsPrep<Backward, B, S, C, D, N, Mode>

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impl<Backward, B, S, C, const D: usize, const N: usize, Mode> Send for OpsPrep<Backward, B, S, C, D, N, Mode>
where Backward: Send, C: Send, B: Send, S: Send, Mode: Send,

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impl<Backward, B, S, C, const D: usize, const N: usize, Mode = Init> !Sync for OpsPrep<Backward, B, S, C, D, N, Mode>

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impl<Backward, B, S, C, const D: usize, const N: usize, Mode> Unpin for OpsPrep<Backward, B, S, C, D, N, Mode>
where Backward: Unpin, C: Unpin, B: Unpin, S: Unpin, Mode: Unpin,

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impl<Backward, B, S, C, const D: usize, const N: usize, Mode = Init> !UnwindSafe for OpsPrep<Backward, B, S, C, D, N, Mode>

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