Add quantized support for unary elementwise in CPU
* Add quantized unary elementwise in CPU using LUT.
* Widen the input data range of the test suite.
- Fix CPU exponential function overflow/underflow range.
- Fix saturation issue of CL round operator.
Resolves: COMPMID-5763
Signed-off-by: Viet-Hoa Do <viet-hoa.do@arm.com>
Change-Id: I41445de2b4a33ec6b01e0ab701516c240c852d0b
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/9367
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Jakub Sujak <jakub.sujak@arm.com>
Reviewed-by: Pablo Marquez Tello <pablo.tello@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/reference/ElementwiseUnary.cpp b/tests/validation/reference/ElementwiseUnary.cpp
index d5218d7..558f9d2 100644
--- a/tests/validation/reference/ElementwiseUnary.cpp
+++ b/tests/validation/reference/ElementwiseUnary.cpp
@@ -88,8 +88,21 @@
dst_tmp[i] = (127.0f - dst.quantization_info().uniform().offset) * dst.quantization_info().uniform().scale ;
}
break;
+
+ case ElementWiseUnary::LOG:
+ if(src_tmp[i] != 0)
+ {
+ dst_tmp[i] = std::log(src_tmp[i]);
+ }
+ else
+ {
+ dst_tmp[i] = (-128.0f - dst.quantization_info().uniform().offset) * dst.quantization_info().uniform().scale ;
+ }
+ break;
+
default:
- ARM_COMPUTE_ERROR("Not implemented");
+ elementwise_unary(src_tmp, dst_tmp, op);
+ break;
}
}
dst = convert_to_asymmetric<int8_t>(dst_tmp, dst.quantization_info());
@@ -122,8 +135,21 @@
dst_tmp[i] = (255.0f - dst.quantization_info().uniform().offset)* dst.quantization_info().uniform().scale;
}
break;
+
+ case ElementWiseUnary::LOG:
+ if(src_tmp[i] != 0)
+ {
+ dst_tmp[i] = std::log(src_tmp[i]);
+ }
+ else
+ {
+ dst_tmp[i] = -dst.quantization_info().uniform().offset * dst.quantization_info().uniform().scale;
+ }
+ break;
+
default:
- ARM_COMPUTE_ERROR("Not implemented");
+ elementwise_unary(src_tmp, dst_tmp, op);
+ break;
}
}
dst = convert_to_asymmetric<uint8_t>(dst_tmp, dst.quantization_info());