Revert "Revert "IVGCVSW-6268 Add support of Unidirectional Sequence Lstm fp32/fp16 to Neon""

This reverts commit f87b90e4dbb906436cf205a2a19e199bfe9224ed.

Reason for revert: 22.02 release.

Change-Id: I1ca5a79a8957908f655a6c4e79eefa24c5aec645

1 files changed, 10 insertions, 0 deletions

diff --git a/src/backends/neon/NeonLayerSupport.hpp b/src/backends/neon/NeonLayerSupport.hpp
index afa9b419e6..1eef41fda5 100644
--- a/src/backends/neon/NeonLayerSupport.hpp
+++ b/src/backends/neon/NeonLayerSupport.hpp
@@ -336,6 +336,16 @@ public:
                               const TransposeDescriptor& descriptor,
                               Optional<std::string&> reasonIfUnsupported = EmptyOptional()) const override;
 
+    bool IsUnidirectionalSequenceLstmSupported(const TensorInfo& input,
+                                               const TensorInfo& outputStateIn,
+                                               const TensorInfo& cellStateIn,
+                                               const TensorInfo& output,
+                                               const Optional<TensorInfo>& hiddenStateOutput,
+                                               const Optional<TensorInfo>& cellStateOutput,
+                                               const UnidirectionalSequenceLstmDescriptor& descriptor,
+                                               const LstmInputParamsInfo& paramsInfo,
+                                               Optional<std::string&> reasonIfUnsupported) const override;
+
 private:
     const IBackendInternal::IBackendSpecificModelContextPtr m_ModelContextPtr;