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author | Anthony Barbier <anthony.barbier@arm.com> | 2017-09-04 18:44:23 +0100 |
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committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-09-17 13:03:09 +0100 |
commit | 6ff3b19ee6120edf015fad8caab2991faa3070af (patch) | |
tree | a7a6dcd16dfd56d79fa1b56a313caeebcc939b68 /tests/validation/Helpers.h | |
download | ComputeLibrary-6ff3b19ee6120edf015fad8caab2991faa3070af.tar.gz |
COMPMID-344 Updated doxygen
Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae
Diffstat (limited to 'tests/validation/Helpers.h')
-rw-r--r-- | tests/validation/Helpers.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/tests/validation/Helpers.h b/tests/validation/Helpers.h new file mode 100644 index 0000000000..cbaea4b894 --- /dev/null +++ b/tests/validation/Helpers.h @@ -0,0 +1,123 @@ +/* + * Copyright (c) 2017 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef __ARM_COMPUTE_TEST_VALIDATION_HELPERS_H__ +#define __ARM_COMPUTE_TEST_VALIDATION_HELPERS_H__ + +#include "Types.h" + +#include <type_traits> +#include <utility> + +namespace arm_compute +{ +namespace test +{ +namespace validation +{ +/** Helper function to get the testing range for each activation layer. + * + * @param[in] activation Activation function to test. + * @param[in] fixed_point_position (Optional) Number of bits for the fractional part. Defaults to 1. + * + * @return A pair containing the lower upper testing bounds for a given function. + */ +template <typename T> +std::pair<T, T> get_activation_layer_test_bounds(ActivationLayerInfo::ActivationFunction activation, int fixed_point_position = 1) +{ + bool is_float = std::is_floating_point<T>::value; + std::pair<T, T> bounds; + + // Set initial values + if(is_float) + { + bounds = std::make_pair(-255.f, 255.f); + } + else + { + bounds = std::make_pair(std::numeric_limits<T>::lowest(), std::numeric_limits<T>::max()); + } + + // Reduce testing ranges + switch(activation) + { + case ActivationLayerInfo::ActivationFunction::LOGISTIC: + case ActivationLayerInfo::ActivationFunction::SOFT_RELU: + // Reduce range as exponent overflows + if(is_float) + { + bounds.first = -40.f; + bounds.second = 40.f; + } + else + { + bounds.first = -(1 << (fixed_point_position)); + bounds.second = 1 << (fixed_point_position); + } + break; + case ActivationLayerInfo::ActivationFunction::TANH: + // Reduce range as exponent overflows + if(!is_float) + { + bounds.first = -(1 << (fixed_point_position)); + bounds.second = 1 << (fixed_point_position); + } + break; + case ActivationLayerInfo::ActivationFunction::SQRT: + // Reduce range as sqrt should take a non-negative number + bounds.first = (is_float) ? 0 : 1 << (fixed_point_position); + break; + default: + break; + } + return bounds; +} + +/** Helper function to get the testing range for batch normalization layer. + * + * @param[in] fixed_point_position (Optional) Number of bits for the fractional part. Defaults to 1. + * + * @return A pair containing the lower upper testing bounds. + */ +template <typename T> +std::pair<T, T> get_batchnormalization_layer_test_bounds(int fixed_point_position = 1) +{ + bool is_float = std::is_floating_point<T>::value; + std::pair<T, T> bounds; + + // Set initial values + if(is_float) + { + bounds = std::make_pair(-1.f, 1.f); + } + else + { + bounds = std::make_pair(1, 1 << (fixed_point_position)); + } + + return bounds; +} +} // namespace validation +} // namespace test +} // namespace arm_compute +#endif //__ARM_COMPUTE_TEST_VALIDATION_HELPERS_H__ |