1 files changed, 67 insertions, 0 deletions
diff --git a/src/backends/neon/workloads/NeonQLstmWorkload.hpp b/src/backends/neon/workloads/NeonQLstmWorkload.hpp
new file mode 100644
index 0000000000..5da1518a85
--- /dev/null
+++ b/src/backends/neon/workloads/NeonQLstmWorkload.hpp
@@ -0,0 +1,67 @@
+//
+// Copyright © 2020 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <armnn/Descriptors.hpp>
+#include <armnn/LstmParams.hpp>
+#include <backendsCommon/Workload.hpp>
+#include <backendsCommon/WorkloadData.hpp>
+
+#include "arm_compute/graph/Tensor.h"
+#include "arm_compute/runtime/NEON/functions/NEQLSTMLayer.h"
+
+namespace armnn
+{
+
+class NeonQLstmWorkload : public BaseWorkload<QLstmQueueDescriptor>
+{
+public:
+    NeonQLstmWorkload(const QLstmQueueDescriptor& descriptor, const WorkloadInfo& info);
+    virtual void Execute() const override;
+
+private:
+    mutable arm_compute::NEQLSTMLayer m_QLstmLayer;
+
+    std::unique_ptr<arm_compute::Tensor> m_InputToInputWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_InputToForgetWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_InputToCellWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_InputToOutputWeightsTensor;
+
+    std::unique_ptr<arm_compute::Tensor> m_RecurrentToInputWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_RecurrentToForgetWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_RecurrentToCellWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_RecurrentToOutputWeightsTensor;
+
+    std::unique_ptr<arm_compute::Tensor> m_CellToInputWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_CellToForgetWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_CellToOutputWeightsTensor;
+
+    std::unique_ptr<arm_compute::Tensor> m_InputGateBiasTensor;
+    std::unique_ptr<arm_compute::Tensor> m_ForgetGateBiasTensor;
+    std::unique_ptr<arm_compute::Tensor> m_CellBiasTensor;
+    std::unique_ptr<arm_compute::Tensor> m_OutputGateBiasTensor;
+
+    std::unique_ptr<arm_compute::Tensor> m_ProjectionWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_ProjectionBiasTensor;
+
+    std::unique_ptr<arm_compute::Tensor> m_InputLayerNormWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_ForgetLayerNormWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_CellLayerNormWeightsTensor;
+    std::unique_ptr<arm_compute::Tensor> m_OutputLayerNormWeightsTensor;
+
+    void FreeUnusedTensors();
+};
+
+arm_compute::Status NeonQLstmWorkloadValidate(const TensorInfo& input,
+                                              const TensorInfo& cellStateIn,
+                                              const TensorInfo& outputStateIn,
+                                              const TensorInfo& cellStateOut,
+                                              const TensorInfo& outputStateOut,
+                                              const TensorInfo& output,
+                                              const QLstmDescriptor& descriptor,
+                                              const LstmInputParamsInfo& paramsInfo);
+
+} //namespace armnn