IVGCVSW-4444 Adding Elu end to end test

* implemented activation layer end to end test
* adds support for different tolerances in layer tests
* added tests for Elu (Ref, Cl, Neon)

Signed-off-by: Jan Eilers <jan.eilers@arm.com>
Change-Id: I81e28cfb4456e815bae2fb31f5c345134ff2432f

1 files changed, 10 insertions, 2 deletions

diff --git a/include/armnn/Descriptors.hpp b/include/armnn/Descriptors.hpp
index f1b29cc6c7..57917261d4 100644
--- a/include/armnn/Descriptors.hpp
+++ b/include/armnn/Descriptors.hpp
@@ -25,15 +25,23 @@ struct ActivationDescriptor
         , m_B(0)
     {}
 
+    ActivationDescriptor(armnn::ActivationFunction activation,
+                         float a = 0,
+                         float b = 0)
+            : m_Function(activation)
+            , m_A(a)
+            , m_B(b)
+    {}
+
     bool operator ==(const ActivationDescriptor &rhs) const
     {
         return m_Function == rhs.m_Function && m_A == rhs.m_B && m_B == rhs.m_B;
     }
 
     /// @brief The activation function to use
-    /// (Sigmoid, TanH, Linear, ReLu, BoundedReLu, SoftReLu, LeakyReLu, Abs, Sqrt, Square).
+    /// (Sigmoid, TanH, Linear, ReLu, BoundedReLu, SoftReLu, LeakyReLu, Abs, Sqrt, Square, Elu).
     ActivationFunction m_Function;
-    /// Alpha upper bound value used by the activation functions. (BoundedReLu, Linear, TanH).
+    /// Alpha upper bound value used by the activation functions. (BoundedReLu, Linear, TanH, Elu).
     float              m_A;
     /// Beta lower bound value used by the activation functions. (BoundedReLu, Linear, TanH).
     float              m_B;