IVGCVSW-3596 Register the dynamic backends in the BackendRegistry

 * Added getter for the factory function in the DynamicBackend class
 * Added new RegisterDynamicBackends method in utils class
 * Added dynamic backend registration process in the Runtime class
 * Added new dummy dynamic backend objects for testing
 * Added unit tests for dynamic backend registration
 * Added convenience methods to BackendId

Change-Id: I01e147d1d6f01bf56747ad946f73f867af5770c4
Signed-off-by: Matteo Martincigh <matteo.martincigh@arm.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/src/backends/backendsCommon/test/TestDynamicBackend.cpp b/src/backends/backendsCommon/test/TestDynamicBackend.cpp
index bdbc174e5b..7230702984 100644
--- a/src/backends/backendsCommon/test/TestDynamicBackend.cpp
+++ b/src/backends/backendsCommon/test/TestDynamicBackend.cpp
@@ -28,6 +28,21 @@ constexpr const char* TestDynamicBackendId()
     // The test dynamic backend 3 is a different backend than the test dynamic backend 2
     return "TestValid3";
 
+#elif defined(VALID_TEST_DYNAMIC_BACKEND_5)
+
+    // The test dynamic backend 5 is a different backend than the test dynamic backend 2
+    return "TestValid5";
+
+#elif defined(INVALID_TEST_DYNAMIC_BACKEND_10)
+
+    // Empty backend id
+    return "";
+
+#elif defined(INVALID_TEST_DYNAMIC_BACKEND_11)
+
+    // "Unknown" backend id, "Unknown" is a reserved id in ArmNN
+    return "Unknown";
+
 #else
 
     return "InvalidTestDynamicBackend";