COMPMID-2609: Enable quantization with multiplier greater than 1 on OpenCL
Change-Id: I050f1f84e214e61f7cbb0197a672b68a4940edae
Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-on: https://review.mlplatform.org/c/2158
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Manuel Bottini <manuel.bottini@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Giorgio Arena <giorgio.arena@arm.com>
diff --git a/tests/validation/reference/FullyConnectedLayer.cpp b/tests/validation/reference/FullyConnectedLayer.cpp
index cd84b9c..261c645 100644
--- a/tests/validation/reference/FullyConnectedLayer.cpp
+++ b/tests/validation/reference/FullyConnectedLayer.cpp
@@ -81,7 +81,7 @@
int output_multiplier = 0;
int output_shift = 0;
const float multiplier = input_scale * weights_scale / output_scale;
- arm_compute::quantization::calculate_quantized_multiplier_less_than_one(multiplier, &output_multiplier, &output_shift);
+ arm_compute::quantization::calculate_quantized_multiplier(multiplier, &output_multiplier, &output_shift);
for(int y = 0; y < rows_weights; ++y)
{
@@ -96,9 +96,8 @@
// Accumulate the bias
acc += bias_ptr[y];
- acc = asymm_rounding_divide_by_pow2(asymm_int_mult(acc, output_multiplier), output_shift);
- acc += output_offset;
- acc = utility::clamp<int32_t>(acc, 0, 255);
+ // Quantize down
+ acc = quantize_down_scale_by_fixedpoint(acc, output_multiplier, output_shift, output_offset, 0, 255);
// Store the result
dst_ptr[y] = static_cast<T>(acc);