COMPMID-3583: Add S32 support to NEElementwiseDivision

Division follows the flooring division approach where for example 5/2=2 while
-5/2=-3

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I65756e0b31fe8d97f743a4c13dc5f96304722f75
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/3929
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/NEON/ElementwiseDivision.cpp b/tests/validation/NEON/ElementwiseDivision.cpp
index f6e0a65..4b613cb 100644
--- a/tests/validation/NEON/ElementwiseDivision.cpp
+++ b/tests/validation/NEON/ElementwiseDivision.cpp
@@ -44,6 +44,9 @@
 {
 RelativeTolerance<float> tolerance_fp32(0.000001f);
 /** Input data sets **/
+const auto ElementwiseDivisionS32Dataset = combine(combine(framework::dataset::make("DataType", DataType::S32),
+                                                           framework::dataset::make("DataType", DataType::S32)),
+                                                   framework::dataset::make("DataType", DataType::S32));
 #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
 RelativeTolerance<half> tolerance_fp16(static_cast<half>(0.01f));
 const auto              ElementwiseDivisionFP16Dataset = combine(combine(framework::dataset::make("DataType", DataType::F16), framework::dataset::make("DataType", DataType::F16)),
@@ -135,6 +138,16 @@
 TEST_SUITE_END() // F32
 TEST_SUITE_END() // Float
 
+TEST_SUITE(Integer)
+TEST_SUITE(S32)
+FIXTURE_DATA_TEST_CASE(RunSmall, NEElementwiseDivisionFixture<int32_t>, framework::DatasetMode::ALL, combine(datasets::SmallShapes(), ElementwiseDivisionS32Dataset))
+{
+    // Validate output
+    validate(Accessor(_target), _reference);
+}
+TEST_SUITE_END() // S32
+TEST_SUITE_END() // Integer
+
 TEST_SUITE_END() // ElementwiseDivision
 TEST_SUITE_END() // NEON
 } // namespace validation