COMPMID-508: Port TableLookup to new validation

Change-Id: I9e1a683afd64c351252617ba52131ca1ee829933
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/87698
Reviewed-by: Moritz Pflanzer <moritz.pflanzer@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/validation/Helpers.h b/tests/validation/Helpers.h
index 7043f1ebdc..85002eb599 100644
--- a/tests/validation/Helpers.h
+++ b/tests/validation/Helpers.h
@@ -185,6 +185,23 @@ inline void fill_mask_from_pattern(uint8_t *mask, int cols, int rows, MatrixPatt
  * @return The shape of output concatenated tensor.
  */
 TensorShape calculate_depth_concatenate_shape(const std::vector<TensorShape> &input_shapes);
+
+/** Helper function to fill the Lut random by a ILutAccessor.
+ *
+ * @param[in,out] table Accessor at the Lut.
+ *
+ */
+template <typename T>
+void fill_lookuptable(T &&table)
+{
+    std::mt19937                                          generator(library->seed());
+    std::uniform_int_distribution<typename T::value_type> distribution(std::numeric_limits<typename T::value_type>::min(), std::numeric_limits<typename T::value_type>::max());
+
+    for(int i = std::numeric_limits<typename T::value_type>::min(); i <= std::numeric_limits<typename T::value_type>::max(); i++)
+    {
+        table[i] = distribution(generator);
+    }
+}
 } // namespace validation
 } // namespace test
 } // namespace arm_compute