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author | Moritz Pflanzer <moritz.pflanzer@arm.com> | 2017-09-01 20:41:12 +0100 |
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committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-11-02 16:35:24 +0000 |
commit | a09de0c8b2ed0f1481502d3b023375609362d9e3 (patch) | |
tree | e34b56d9ca69b025d7d9b943cc4df59cd458f6cb /tests/validation/CPP/L2Normalize.cpp | |
parent | 5280071b336d53aff94ca3a6c70ebbe6bf03f4c3 (diff) | |
download | ComputeLibrary-a09de0c8b2ed0f1481502d3b023375609362d9e3.tar.gz |
COMPMID-415: Rename and move tests
The boost validation is now "standalone" in validation_old and builds as
arm_compute_validation_old. The new validation builds now as
arm_compute_validation.
Change-Id: Ib93ba848a25680ac60afb92b461d574a0757150d
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/86187
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Diffstat (limited to 'tests/validation/CPP/L2Normalize.cpp')
-rw-r--r-- | tests/validation/CPP/L2Normalize.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/tests/validation/CPP/L2Normalize.cpp b/tests/validation/CPP/L2Normalize.cpp new file mode 100644 index 0000000000..4fb4d57eb4 --- /dev/null +++ b/tests/validation/CPP/L2Normalize.cpp @@ -0,0 +1,88 @@ +/* + * 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. + */ +#include "L2Normalize.h" +#include "ReductionOperation.h" + +#include "tests/validation/Helpers.h" + +#include <algorithm> +#include <cmath> + +namespace arm_compute +{ +namespace test +{ +namespace validation +{ +namespace reference +{ +namespace +{ +TensorShape get_output_shape(TensorShape shape, unsigned int axis) +{ + TensorShape output_shape(shape); + output_shape.set(axis, 1); + return output_shape; +} +} // namespace + +template <typename T> +SimpleTensor<T> l2_normalize(const SimpleTensor<T> &src, unsigned int axis, float epsilon) +{ + // Create reference + SimpleTensor<T> dst{ src.shape(), src.data_type() }; + + // Reduce across given axis + SimpleTensor<T> sum = reduction_operation(src, get_output_shape(src.shape(), axis), axis, ReductionOperation::SUM_SQUARE); + + // Compute reference + const int elems = src.shape()[axis]; + const int upper_dims = src.shape().total_size_upper(axis + 1); + + for(int du = 0; du < upper_dims; ++du) + { + if(axis == 0) + { + const T *src_row_ptr = src.data() + du * elems; + T *dst_row_ptr = dst.data() + du * elems; + const T normalization_value = std::sqrt(std::max(sum[du], epsilon)); + std::transform(src_row_ptr, src_row_ptr + elems, dst_row_ptr, [normalization_value](T val) + { + return val / normalization_value; + }); + } + else + { + ARM_COMPUTE_ERROR("Unsupported normalization axis"); + } + } + + return dst; +} + +template SimpleTensor<float> l2_normalize(const SimpleTensor<float> &src, unsigned int axis, float epsilon); +} // namespace reference +} // namespace validation +} // namespace test +} // namespace arm_compute |