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Manage memory residency of tensors #69

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13 changes: 11 additions & 2 deletions wit/wasi-nn.wit
Original file line number Diff line number Diff line change
Expand Up @@ -53,8 +53,17 @@ interface tensor {
// Describe the type of element in the tensor (e.g., `f32`).
ty: func() -> tensor-type;

// Return the tensor data.
data: func() -> tensor-data;
// Return the tensor data. Returns an error if not a cpu tensor.
data: func() -> result<tensor-data, error>;

//Copies tensor to cpu.
cpu: func() -> tensor;

//Copies tensor to gpu.
gpu: func() -> tensor;

//Copies tensor to device
to: func(device: execution-target) -> tensor;
}
}

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