IVGCVSW-4399 Create Sample Dynamic backend

 * Move IWorkload and WorkloadInfo to include/armnn/backends
 * Add simple sample dynamic backend with addition workload
 * Add sample example to run dynamic backend
 * Unit tests

Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: I0753ce35b8e8a6223a1471388b49246d82438a44

1 files changed, 62 insertions, 0 deletions

diff --git a/src/dynamic/sample/SampleDynamicWorkloadFactory.hpp b/src/dynamic/sample/SampleDynamicWorkloadFactory.hpp
new file mode 100644
index 0000000000..88b67987e1
--- /dev/null
+++ b/src/dynamic/sample/SampleDynamicWorkloadFactory.hpp
@@ -0,0 +1,62 @@
+//
+// Copyright © 2020 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include "SampleMemoryManager.hpp"
+
+#include <armnn/Optional.hpp>
+#include <backendsCommon/WorkloadFactory.hpp>
+
+namespace armnn
+{
+
+// Sample Dynamic workload factory.
+class SampleDynamicWorkloadFactory : public IWorkloadFactory
+{
+public:
+    explicit SampleDynamicWorkloadFactory(const std::shared_ptr<SampleMemoryManager>& memoryManager);
+    SampleDynamicWorkloadFactory();
+
+    ~SampleDynamicWorkloadFactory() {}
+
+    const BackendId& GetBackendId() const override;
+
+    static bool IsLayerSupported(const IConnectableLayer& layer,
+                                 Optional<DataType> dataType,
+                                 std::string& outReasonIfUnsupported);
+
+    bool SupportsSubTensors() const override { return false; }
+
+    std::unique_ptr<ITensorHandle> CreateSubTensorHandle(ITensorHandle& parent,
+                                                         TensorShape const& subTensorShape,
+                                                         unsigned int const* subTensorOrigin) const override
+    {
+        boost::ignore_unused(parent, subTensorShape, subTensorOrigin);
+        return nullptr;
+    }
+
+    std::unique_ptr<ITensorHandle> CreateTensorHandle(const TensorInfo& tensorInfo,
+                                                      const bool IsMemoryManaged = true) const override;
+
+    std::unique_ptr<ITensorHandle> CreateTensorHandle(const TensorInfo& tensorInfo,
+                                                      DataLayout dataLayout,
+                                                      const bool IsMemoryManaged = true) const override;
+
+    std::unique_ptr<IWorkload> CreateAddition(const AdditionQueueDescriptor& descriptor,
+                                              const WorkloadInfo& info) const override;
+
+
+    std::unique_ptr<IWorkload> CreateInput(const InputQueueDescriptor& descriptor,
+                                           const WorkloadInfo& info) const override;
+
+    std::unique_ptr<IWorkload> CreateOutput(const OutputQueueDescriptor& descriptor,
+                                            const WorkloadInfo& info) const override;
+
+private:
+    mutable std::shared_ptr<SampleMemoryManager> m_MemoryManager;
+
+};
+
+} // namespace armnn