COMPMID-2811: QASYMM8_SIGNED support in NEPixelwiseMultiplication.

Change-Id: I4e52bd55fc9804796f47fab04859961d846f4ceb
Signed-off-by: Pablo Tello <pablo.tello@arm.com>
Reviewed-on: https://review.mlplatform.org/c/2459
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/tests/validation/reference/PixelWiseMultiplication.cpp b/tests/validation/reference/PixelWiseMultiplication.cpp
index d9895e5ed9..2b4c849c39 100644
--- a/tests/validation/reference/PixelWiseMultiplication.cpp
+++ b/tests/validation/reference/PixelWiseMultiplication.cpp
@@ -178,6 +178,34 @@ SimpleTensor<uint8_t> pixel_wise_multiplication(const SimpleTensor<uint8_t> &src
 }
 
 template <>
+SimpleTensor<int8_t> pixel_wise_multiplication(const SimpleTensor<int8_t> &src1, const SimpleTensor<int8_t> &src2, float scale, ConvertPolicy convert_policy, RoundingPolicy rounding_policy,
+                                               const QuantizationInfo &qout)
+{
+    SimpleTensor<int8_t> dst(TensorShape::broadcast_shape(src1.shape(), src2.shape()), src2.data_type(), 1, qout);
+
+    if(src1.data_type() == DataType::QASYMM8_SIGNED && src2.data_type() == DataType::QASYMM8_SIGNED)
+    {
+        SimpleTensor<float> src1_tmp = convert_from_asymmetric(src1);
+        SimpleTensor<float> src2_tmp = convert_from_asymmetric(src2);
+        SimpleTensor<float> dst_tmp  = pixel_wise_multiplication<float>(src1_tmp, src2_tmp, scale, convert_policy, rounding_policy, qout);
+        dst                          = convert_to_asymmetric<int8_t>(dst_tmp, qout);
+    }
+    else
+    {
+        if(scale < 0)
+        {
+            ARM_COMPUTE_ERROR("Scale of pixel-wise multiplication must be non-negative");
+        }
+
+        Coordinates id_src1{};
+        Coordinates id_src2{};
+        Coordinates id_dst{};
+        BroadcastUnroll<Coordinates::num_max_dimensions>::unroll(src1, src2, dst, scale, convert_policy, rounding_policy, id_src1, id_src2, id_dst);
+    }
+    return dst;
+}
+
+template <>
 SimpleTensor<int16_t> pixel_wise_multiplication(const SimpleTensor<int16_t> &src1, const SimpleTensor<int16_t> &src2, float scale, ConvertPolicy convert_policy, RoundingPolicy rounding_policy,
                                                 const QuantizationInfo &qout)
 {