From 9270d9e52fc1d946cf543c11df71bcc1f7b38544 Mon Sep 17 00:00:00 2001
From: Francis Murtagh <francis.murtagh@arm.com>
Date: Fri, 12 Aug 2022 13:54:17 +0100
Subject: IVGCVSW-7159 Implement simple TOSA Reference Backend skeleton

 * Added files based on RefBackend
 * Added PreCompiled Workload skeleton
 * Increment ABI version of armnnTestUtils for CreateInput which had
   been left as pure virtual, added base implementation for it.
 * Add IsTosaLayerSupported() for Addition

Change-Id: I4c963adf3f50593d17ecdf21554502a64ad3bd76
---
 .../tosaReference/TosaRefWorkloadFactory.hpp       | 68 ++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 src/backends/tosaReference/TosaRefWorkloadFactory.hpp

(limited to 'src/backends/tosaReference/TosaRefWorkloadFactory.hpp')

diff --git a/src/backends/tosaReference/TosaRefWorkloadFactory.hpp b/src/backends/tosaReference/TosaRefWorkloadFactory.hpp
new file mode 100644
index 0000000000..1a5c1f2ef5
--- /dev/null
+++ b/src/backends/tosaReference/TosaRefWorkloadFactory.hpp
@@ -0,0 +1,68 @@
+//
+// Copyright © 2022 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include "TosaRefMemoryManager.hpp"
+
+#include <armnn/Optional.hpp>
+#include <armnn/backends/WorkloadFactory.hpp>
+#include <armnn/utility/IgnoreUnused.hpp>
+
+
+namespace armnn
+{
+
+// Reference workload factory.
+class TosaRefWorkloadFactory : public IWorkloadFactory
+{
+public:
+    explicit TosaRefWorkloadFactory(const std::shared_ptr<TosaRefMemoryManager>& memoryManager);
+    TosaRefWorkloadFactory();
+
+    ~TosaRefWorkloadFactory() {}
+
+    const BackendId& GetBackendId() const override;
+
+    static bool IsLayerSupported(const Layer& layer,
+                                 Optional<DataType> dataType,
+                                 std::string& outReasonIfUnsupported);
+
+    static bool IsLayerSupported(const IConnectableLayer& layer,
+                                 Optional<DataType> dataType,
+                                 std::string& outReasonIfUnsupported,
+                                 const ModelOptions& modelOptions);
+
+    bool SupportsSubTensors() const override { return false; }
+
+    ARMNN_DEPRECATED_MSG("Use ITensorHandleFactory::CreateSubTensorHandle instead")
+    std::unique_ptr<ITensorHandle> CreateSubTensorHandle(ITensorHandle& parent,
+                                                         TensorShape const& subTensorShape,
+                                                         unsigned int const* subTensorOrigin) const override
+    {
+        IgnoreUnused(parent, subTensorShape, subTensorOrigin);
+        return nullptr;
+    }
+
+    ARMNN_DEPRECATED_MSG("Use ITensorHandleFactory::CreateTensorHandle instead")
+    std::unique_ptr<ITensorHandle> CreateTensorHandle(const TensorInfo& tensorInfo,
+                                                      const bool IsMemoryManaged = true) const override;
+
+    ARMNN_DEPRECATED_MSG("Use ITensorHandleFactory::CreateTensorHandle instead")
+    std::unique_ptr<ITensorHandle> CreateTensorHandle(const TensorInfo& tensorInfo,
+                                                      DataLayout dataLayout,
+                                                      const bool IsMemoryManaged = true) const override;
+
+    std::unique_ptr<IWorkload> CreateWorkload(LayerType type,
+                                              const QueueDescriptor& descriptor,
+                                              const WorkloadInfo& info) const override;
+
+private:
+    template <typename F32Workload, typename U8Workload, typename QueueDescriptorType>
+    std::unique_ptr<IWorkload> MakeWorkload(const QueueDescriptorType& descriptor, const WorkloadInfo& info) const;
+
+    mutable std::shared_ptr<TosaRefMemoryManager> m_MemoryManager;
+};
+
+} // namespace armnn
-- 
cgit v1.2.1