IVGCVSW-6470 Create MemoryStrategyBenchmark

 * Refactor the strategy library to be more generic
 * Shorten the names of the current strategies
 * Change validatorStrat to throw exceptions

Change-Id: I0d9c9ef609b2d8675e5788610d1accac6767c660
Signed-off-by: Finn Williams <finwil01@e127804.cambridge.arm.com>
Signed-off-by: Jim Flynn <jim.flynn@arm.com>
diff --git a/src/backends/backendsCommon/memoryOptimizerStrategyLibrary/strategies/ConstantMemoryStrategy.hpp b/src/backends/backendsCommon/memoryOptimizerStrategyLibrary/strategies/ConstantMemoryStrategy.hpp
new file mode 100644
index 0000000..249c133
--- /dev/null
+++ b/src/backends/backendsCommon/memoryOptimizerStrategyLibrary/strategies/ConstantMemoryStrategy.hpp
@@ -0,0 +1,31 @@
+//
+// Copyright © 2021 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+
+#include <armnn/Types.hpp>
+#include <armnn/backends/IMemoryOptimizerStrategy.hpp>
+
+namespace armnn
+{
+// ConstLayerMemoryOptimizer: Create a unique MemBin for each MemBlock and assign it an offset of 0
+class ConstantMemoryStrategy : public IMemoryOptimizerStrategy
+{
+public:
+    ConstantMemoryStrategy()
+    : m_Name(std::string("ConstantMemoryStrategy"))
+    , m_MemBlockStrategyType(MemBlockStrategyType::SingleAxisPacking) {}
+
+    std::string GetName() const override;
+
+    MemBlockStrategyType GetMemBlockStrategyType() const override;
+
+    std::vector<MemBin> Optimize(std::vector<MemBlock>& memBlocks) override;
+
+private:
+    std::string m_Name;
+    MemBlockStrategyType m_MemBlockStrategyType;
+};
+
+} // namespace armnn
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