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-rw-r--r--tests/validation/reference/ElementwiseUnary.cpp171
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+/*
+ * Copyright (c) 2018-2020, 2023 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 "ElementwiseUnary.h"
+#include "tests/validation/Helpers.h"
+#include "utils/TypePrinter.h"
+namespace arm_compute
+{
+namespace test
+{
+namespace validation
+{
+namespace reference
+{
+template <typename T>
+SimpleTensor<T> elementwise_unary(const SimpleTensor<T> &src, SimpleTensor<T> &dst, ElementWiseUnary op)
+{
+ for(int i = 0; i < src.num_elements(); ++i)
+ {
+ switch(op)
+ {
+ case ElementWiseUnary::RSQRT:
+ dst[i] = 1.f / std::sqrt(src[i]);
+ break;
+ case ElementWiseUnary::EXP:
+ dst[i] = std::exp(src[i]);
+ break;
+ case ElementWiseUnary::NEG:
+ dst[i] = -src[i];
+ break;
+ case ElementWiseUnary::LOG:
+ dst[i] = std::log(src[i]);
+ break;
+ case ElementWiseUnary::ABS:
+ dst[i] = std::abs(src[i]);
+ break;
+ case ElementWiseUnary::SIN:
+ dst[i] = std::sin(src[i]);
+ break;
+ case ElementWiseUnary::ROUND:
+ dst[i] = arm_compute::support::cpp11::nearbyint(src[i]);
+ break;
+ default:
+ ARM_COMPUTE_ERROR("Not implemented");
+ }
+ }
+ return dst;
+}
+template <>
+SimpleTensor<int8_t> elementwise_unary(const SimpleTensor<int8_t> &src, SimpleTensor<int8_t> &dst, ElementWiseUnary op)
+{
+ if(dst.data_type() == DataType::QASYMM8_SIGNED)
+ {
+ SimpleTensor<float> src_tmp = convert_from_asymmetric(src);
+ SimpleTensor<float> dst_tmp(src.shape(), DataType::F32);
+ for(int i = 0; i < src.num_elements(); ++i)
+ {
+ switch(op)
+ {
+ case ElementWiseUnary::RSQRT:
+ if(src_tmp[i] != 0)
+ {
+ dst_tmp[i] = 1.f / std::sqrt(src_tmp[i]);
+ }
+ else
+ {
+ // rsqrt(0) give 'inf' so set to the maximum in int8: 127
+ 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:
+ elementwise_unary(src_tmp, dst_tmp, op);
+ break;
+ }
+ }
+ dst = convert_to_asymmetric<int8_t>(dst_tmp, dst.quantization_info());
+ }
+ else
+ {
+ ARM_COMPUTE_ERROR("Not implemented");
+ }
+ return dst;
+}
+template <>
+SimpleTensor<uint8_t> elementwise_unary(const SimpleTensor<uint8_t> &src, SimpleTensor<uint8_t> &dst, ElementWiseUnary op)
+{
+ if(dst.data_type() == DataType::QASYMM8)
+ {
+ SimpleTensor<float> src_tmp = convert_from_asymmetric(src);
+ SimpleTensor<float> dst_tmp(src.shape(), DataType::F32);
+ for(int i = 0; i < src.num_elements(); ++i)
+ {
+ switch(op)
+ {
+ case ElementWiseUnary::RSQRT:
+ if(src_tmp[i] != 0)
+ {
+ dst_tmp[i] = 1.f / std::sqrt(src_tmp[i]);
+ }
+ else
+ {
+ // rsqrt(0) give 'inf' so set to the maximum in uint8: 255
+ 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:
+ elementwise_unary(src_tmp, dst_tmp, op);
+ break;
+ }
+ }
+ dst = convert_to_asymmetric<uint8_t>(dst_tmp, dst.quantization_info());
+ }
+ else
+ {
+ ARM_COMPUTE_ERROR("Not implemented");
+ }
+ return dst;
+}
+
+template SimpleTensor<float> elementwise_unary(const SimpleTensor<float> &src, SimpleTensor<float> &dst, ElementWiseUnary op);
+template SimpleTensor<half> elementwise_unary(const SimpleTensor<half> &src, SimpleTensor<half> &dst, ElementWiseUnary op);
+template SimpleTensor<int32_t> elementwise_unary(const SimpleTensor<int32_t> &src, SimpleTensor<int32_t> &dst, ElementWiseUnary op);
+
+} // namespace reference
+} // namespace validation
+} // namespace test
+} // namespace arm_compute