IVGCVSW-3341 Add Neon backend support for Quantized_LSTM (16bit cell state)
* Add Neon Workload
* Update NeonWorkloads.hpp
* Update NeonWorkloadFactory
* Update NeonLayerSupport
* Update backends.mk and CMakeLists.txt
* Add NeonCreateWorkload test
* Enable LayerTest
!android-nn-driver:1685
Change-Id: Idd799bbf039acf0d59084d02c3b57766ce3691b5
Signed-off-by: Francis Murtagh <francis.murtagh@arm.com>
Signed-off-by: Matthew Bentham <Matthew.Bentham@arm.com>
diff --git a/src/backends/neon/workloads/NeonQuantizedLstmWorkload.hpp b/src/backends/neon/workloads/NeonQuantizedLstmWorkload.hpp
new file mode 100644
index 0000000..ab8ea71
--- /dev/null
+++ b/src/backends/neon/workloads/NeonQuantizedLstmWorkload.hpp
@@ -0,0 +1,52 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <backendsCommon/Workload.hpp>
+#include <backendsCommon/WorkloadData.hpp>
+
+#include <arm_compute/graph/Tensor.h>
+#include <arm_compute/runtime/NEON/functions/NELSTMLayerQuantized.h>
+
+namespace armnn
+{
+
+class NeonQuantizedLstmWorkload : public BaseWorkload<QuantizedLstmQueueDescriptor>
+{
+public:
+ NeonQuantizedLstmWorkload(const QuantizedLstmQueueDescriptor& descriptor, const WorkloadInfo& info);
+ virtual void Execute() const override;
+
+private:
+ mutable arm_compute::NELSTMLayerQuantized m_QuantizedLstmLayer;
+
+ 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_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_CellStateInTensor;
+ std::unique_ptr<arm_compute::Tensor> m_OutputStateInTensor;
+ std::unique_ptr<arm_compute::Tensor> m_CellStateOutTensor;
+
+ void FreeUnusedTensors();
+};
+
+arm_compute::Status NeonQuantizedLstmWorkloadValidate(const TensorInfo& input,
+ const TensorInfo& outputStateIn,
+ const TensorInfo& cellStateIn,
+ const TensorInfo& outputStateOut,
+ const TensorInfo& cellStateOut,
+ const QuantizedLstmInputParamsInfo& paramsInfo);
+
+} //namespace armnn