IVGCVSW-4393 Register backend counters

Signed-off-by: David Monahan <david.monahan@arm.com>
Change-Id: I419ecc2fce4b7e0fcaeb6d1f9cb687c0b660125d
Signed-off-by: Jim Flynn <jim.flynn@arm.com>
diff --git a/src/profiling/ICounterRegistry.hpp b/src/profiling/ICounterRegistry.hpp
new file mode 100644
index 0000000..75bc8ef
--- /dev/null
+++ b/src/profiling/ICounterRegistry.hpp
@@ -0,0 +1,52 @@
+//
+// Copyright © 2020 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include <armnn/Optional.hpp>
+#include <armnn/BackendId.hpp>
+
+namespace armnn
+{
+
+namespace profiling
+{
+
+class ICounterRegistry
+{
+public:
+    virtual ~ICounterRegistry() {}
+
+    // Register profiling objects
+    virtual const Category*   RegisterCategory  (const std::string& categoryName,
+                                                 const Optional<uint16_t>& deviceUid,
+                                                 const Optional<uint16_t>& counterSetUid) = 0;
+
+    virtual const Device*     RegisterDevice    (const std::string& deviceName,
+                                                 uint16_t cores,
+                                                 const Optional<std::string>& parentCategoryName) = 0;
+
+    virtual const CounterSet* RegisterCounterSet(const std::string& counterSetName,
+                                                 uint16_t count,
+                                                 const Optional<std::string>& parentCategoryName) = 0;
+
+    virtual const Counter* RegisterCounter(const BackendId& backendId,
+                                           const uint16_t uid,
+                                           const std::string& parentCategoryName,
+                                           uint16_t counterClass,
+                                           uint16_t interpolation,
+                                           double multiplier,
+                                           const std::string& name,
+                                           const std::string& description,
+                                           const Optional<std::string>& units,
+                                           const Optional<uint16_t>& numberOfCores,
+                                           const Optional<uint16_t>& deviceUid,
+                                           const Optional<uint16_t>& counterSetUid) = 0;
+
+};
+
+} // namespace profiling
+
+} // namespace armnn