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-rw-r--r--tests/validation/reference/ActivationLayer.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/tests/validation/reference/ActivationLayer.h b/tests/validation/reference/ActivationLayer.h
index 8aad1af63e..97733238ef 100644
--- a/tests/validation/reference/ActivationLayer.h
+++ b/tests/validation/reference/ActivationLayer.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2017-2020 Arm Limited.
+ * Copyright (c) 2017-2020, 2022 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
@@ -84,6 +84,9 @@ inline T activate_float(T x, T a, T b, ActivationLayerInfo::ActivationFunction a
case ActivationLayerInfo::ActivationFunction::HARD_SWISH:
ret = x * ((std::min(std::max(static_cast<T>(x + 3), static_cast<T>(0.0f)), static_cast<T>(6.0f))) * 0.166666667f);
break;
+ case ActivationLayerInfo::ActivationFunction::GELU:
+ ret = x * 0.5f * (1 + erf(x / std::sqrt(2.0f)));
+ break;
default:
ARM_COMPUTE_ERROR("Unsupported activation function");
break;