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#include <ATen/core/TensorBase.h>
// Broadcasting utilities for working with TensorBase
namespace at {
namespace internal {
TORCH_API TensorBase expand_slow_path(const TensorBase& self, IntArrayRef size);
} // namespace internal
inline c10::MaybeOwned<TensorBase> expand_size(
const TensorBase& self,
IntArrayRef size) {
if (size.equals(self.sizes())) {
return c10::MaybeOwned<TensorBase>::borrowed(self);
}
return c10::MaybeOwned<TensorBase>::owned(
at::internal::expand_slow_path(self, size));
}
c10::MaybeOwned<TensorBase> expand_size(TensorBase&& self, IntArrayRef size) =
delete;
inline c10::MaybeOwned<TensorBase> expand_inplace(
const TensorBase& tensor,
const TensorBase& to_expand) {
return expand_size(to_expand, tensor.sizes());
}
c10::MaybeOwned<TensorBase> expand_inplace(
const TensorBase& tensor,
TensorBase&& to_expand) = delete;
} // namespace at