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291 lines
12 KiB
C++
291 lines
12 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2016
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// Mehdi Goli Codeplay Software Ltd.
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// Ralph Potter Codeplay Software Ltd.
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// Luke Iwanski Codeplay Software Ltd.
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// Contact: <eigen@codeplay.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#define EIGEN_TEST_NO_LONGDOUBLE
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#define EIGEN_TEST_NO_COMPLEX
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#define EIGEN_TEST_FUNC cxx11_tensor_contract_sycl
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#define EIGEN_DEFAULT_DENSE_INDEX_TYPE int64_t
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#define EIGEN_USE_SYCL
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#include <iostream>
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#include <chrono>
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#include <ctime>
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#include "main.h"
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#include <unsupported/Eigen/CXX11/Tensor>
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using Eigen::array;
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using Eigen::SyclDevice;
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using Eigen::Tensor;
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using Eigen::TensorMap;
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template<int DataLayout, typename DataType, typename IndexType, typename Device>
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void static test_sycl_contraction(const Device& sycl_device, IndexType m_size, IndexType k_size, IndexType n_size)
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{
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typedef typename Tensor<DataType, 1, DataLayout, IndexType>::DimensionPair DimPair;
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static const DataType error_threshold =1e-4f;
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// std::cout << "Testing for (" << m_size << "," << k_size << "," << n_size << ")" << std::endl;
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// with these dimensions, the output has 300 * 140 elements, which is
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// more than 30 * 1024, which is the number of threads in blocks on
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// a 15 SM GK110 GPU
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Tensor<DataType, 2, DataLayout, IndexType> t_left(m_size, k_size);
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Tensor<DataType, 2, DataLayout, IndexType> t_right(k_size, n_size);
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Tensor<DataType, 2, DataLayout, IndexType> t_result(m_size, n_size);
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Tensor<DataType, 2, DataLayout, IndexType> t_result_gpu(m_size, n_size);
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// Eigen::array<DimPair, 1> dims(DimPair(1, 0));
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Eigen::array<DimPair, 1> dims = {{DimPair(1, 0)}};
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Eigen::array<IndexType, 2> left_dims = {{m_size, k_size}};
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Eigen::array<IndexType, 2> right_dims = {{k_size, n_size}};
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Eigen::array<IndexType, 2> result_dims = {{m_size, n_size}};
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t_left.setRandom();
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t_right.setRandom();
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std::size_t t_left_bytes = t_left.size() * sizeof(DataType);
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std::size_t t_right_bytes = t_right.size() * sizeof(DataType);
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std::size_t t_result_bytes = t_result.size() * sizeof(DataType);
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DataType * d_t_left = static_cast<DataType*>(sycl_device.allocate(t_left_bytes));
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DataType * d_t_right = static_cast<DataType*>(sycl_device.allocate(t_right_bytes));
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DataType * d_t_result = static_cast<DataType*>(sycl_device.allocate(t_result_bytes));
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_left(d_t_left, left_dims);
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_right(d_t_right, right_dims);
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_result(d_t_result, result_dims);
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sycl_device.memcpyHostToDevice(d_t_left, t_left.data(),t_left_bytes);
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sycl_device.memcpyHostToDevice(d_t_right, t_right.data(),t_right_bytes);
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gpu_t_result.device(sycl_device) = gpu_t_left.contract(gpu_t_right, dims);
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sycl_device.memcpyDeviceToHost(t_result_gpu.data(), d_t_result, t_result_bytes);
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t_result = t_left.contract(t_right, dims);
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for (IndexType i = 0; i < t_result.size(); i++) {
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if (static_cast<DataType>(fabs(t_result(i) - t_result_gpu(i))) < error_threshold) {
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continue;
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}
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if (Eigen::internal::isApprox(t_result(i), t_result_gpu(i), error_threshold)) {
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continue;
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}
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std::cout << "mismatch detected at IndexType " << i << ": " << t_result(i)
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<< " vs " << t_result_gpu(i) << std::endl;
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assert(false);
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}
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sycl_device.deallocate(d_t_left);
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sycl_device.deallocate(d_t_right);
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sycl_device.deallocate(d_t_result);
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}
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template<int DataLayout, typename DataType, typename IndexType, typename Device>
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void test_TF(const Device& sycl_device)
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{
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typedef typename Tensor<DataType, 1, DataLayout, IndexType>::DimensionPair DimPair;
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static const DataType error_threshold =1e-4f;
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Eigen::array<IndexType, 2> left_dims = {{2, 3}};
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Eigen::array<IndexType, 2> right_dims = {{3, 1}};
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Eigen::array<IndexType, 2> res_dims = {{2, 1}};
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Eigen::array<DimPair, 1> dims = {{DimPair(1, 0)}};
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Tensor<DataType, 2, DataLayout, IndexType> t_left(left_dims);
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Tensor<DataType, 2, DataLayout, IndexType> t_right(right_dims);
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Tensor<DataType, 2, DataLayout, IndexType> t_result_gpu(res_dims);
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Tensor<DataType, 2, DataLayout, IndexType> t_result(res_dims);
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t_left.data()[0] = 1.0f;
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t_left.data()[1] = 2.0f;
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t_left.data()[2] = 3.0f;
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t_left.data()[3] = 4.0f;
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t_left.data()[4] = 5.0f;
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t_left.data()[5] = 6.0f;
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t_right.data()[0] = -1.0f;
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t_right.data()[1] = 0.5f;
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t_right.data()[2] = 2.0f;
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std::size_t t_left_bytes = t_left.size() * sizeof(DataType);
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std::size_t t_right_bytes = t_right.size() * sizeof(DataType);
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std::size_t t_result_bytes = t_result.size()*sizeof(DataType);
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DataType * d_t_left = static_cast<DataType*>(sycl_device.allocate(t_left_bytes));
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DataType * d_t_right = static_cast<DataType*>(sycl_device.allocate(t_right_bytes));
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DataType * d_t_result = static_cast<DataType*>(sycl_device.allocate(t_result_bytes));
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_left(d_t_left, left_dims);
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_right(d_t_right, right_dims);
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_result(d_t_result, res_dims);
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sycl_device.memcpyHostToDevice(d_t_left, t_left.data(),t_left_bytes);
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sycl_device.memcpyHostToDevice(d_t_right, t_right.data(),t_right_bytes);
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gpu_t_result.device(sycl_device) = gpu_t_left.contract(gpu_t_right, dims);
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sycl_device.memcpyDeviceToHost(t_result_gpu.data(), d_t_result, t_result_bytes);
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t_result = t_left.contract(t_right, dims);
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for (IndexType i = 0; i < t_result.size(); i++) {
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if (static_cast<DataType>(fabs(t_result(i) - t_result_gpu(i))) < error_threshold) {
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continue;
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}
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if (Eigen::internal::isApprox(t_result(i), t_result_gpu(i), error_threshold)) {
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continue;
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}
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std::cout << "mismatch detected at IndexType " << i << ": " << t_result(i)
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<< " vs " << t_result_gpu(i) << std::endl;
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assert(false);
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}
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sycl_device.deallocate(d_t_left);
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sycl_device.deallocate(d_t_right);
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sycl_device.deallocate(d_t_result);
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}
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template<int DataLayout, typename DataType, typename IndexType, typename Device>
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void test_scalar(const Device& sycl_device, IndexType m_size, IndexType k_size, IndexType n_size)
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{
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//std::cout << "Testing for (" << m_size << "," << k_size << "," << n_size << ")" << std::endl;
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// with these dimensions, the output has 300 * 140 elements, which is
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// more than 30 * 1024, which is the number of threads in blocks on
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// a 15 SM GK110 GPU
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typedef typename Tensor<DataType, 1, DataLayout, IndexType>::DimensionPair DimPair;
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static const DataType error_threshold =1e-4f;
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Tensor<DataType, 2, DataLayout, IndexType> t_left(m_size, k_size);
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Tensor<DataType, 2, DataLayout, IndexType> t_right(k_size, n_size);
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Tensor<DataType, 0, DataLayout, IndexType> t_result;
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Tensor<DataType, 0, DataLayout, IndexType> t_result_gpu;
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Eigen::array<DimPair, 2> dims = {{DimPair(0, 0), DimPair(1, 1)}};
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Eigen::array<IndexType, 2> left_dims = {{m_size, k_size}};
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Eigen::array<IndexType, 2> right_dims = {{k_size, n_size}};
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t_left.setRandom();
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t_right.setRandom();
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std::size_t t_left_bytes = t_left.size() * sizeof(DataType);
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std::size_t t_right_bytes = t_right.size() * sizeof(DataType);
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std::size_t t_result_bytes = sizeof(DataType);
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DataType * d_t_left = static_cast<DataType*>(sycl_device.allocate(t_left_bytes));
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DataType * d_t_right = static_cast<DataType*>(sycl_device.allocate(t_right_bytes));
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DataType * d_t_result = static_cast<DataType*>(sycl_device.allocate(t_result_bytes));
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_left(d_t_left, left_dims);
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Eigen::TensorMap<Eigen::Tensor<DataType, 2, DataLayout, IndexType> > gpu_t_right(d_t_right, right_dims);
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Eigen::TensorMap<Eigen::Tensor<DataType, 0, DataLayout, IndexType> > gpu_t_result(d_t_result);
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sycl_device.memcpyHostToDevice(d_t_left, t_left.data(),t_left_bytes);
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sycl_device.memcpyHostToDevice(d_t_right, t_right.data(),t_right_bytes);
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gpu_t_result.device(sycl_device) = gpu_t_left.contract(gpu_t_right, dims);
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sycl_device.memcpyDeviceToHost(t_result_gpu.data(), d_t_result, t_result_bytes);
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t_result = t_left.contract(t_right, dims);
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if (static_cast<DataType>(fabs(t_result() - t_result_gpu())) > error_threshold &&
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!Eigen::internal::isApprox(t_result(), t_result_gpu(), error_threshold)) {
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std::cout << "mismatch detected: " << t_result()
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<< " vs " << t_result_gpu() << std::endl;
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assert(false);
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}
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sycl_device.deallocate(d_t_left);
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sycl_device.deallocate(d_t_right);
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sycl_device.deallocate(d_t_result);
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}
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template<int DataLayout, typename DataType, typename IndexType, typename Device>
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void test_sycl_contraction_m(const Device& sycl_device) {
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for (IndexType k = 32; k < 256; k++) {
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test_sycl_contraction<DataLayout, DataType, IndexType>(sycl_device, k, 128, 128);
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}
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}
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template<int DataLayout, typename DataType, typename IndexType, typename Device>
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void test_sycl_contraction_k(const Device& sycl_device) {
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for (IndexType k = 32; k < 256; k++) {
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test_sycl_contraction<DataLayout, DataType, IndexType>(sycl_device, 128, k, 128);
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}
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}
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template<int DataLayout, typename DataType, typename IndexType, typename Device>
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void test_sycl_contraction_n(const Device& sycl_device) {
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for (IndexType k = 32; k < 256; k++) {
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test_sycl_contraction<DataLayout, DataType, IndexType>(sycl_device, 128, 128, k);
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}
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}
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template<int DataLayout, typename DataType, typename IndexType, typename Device>
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void test_sycl_contraction_sizes(const Device& sycl_device) {
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IndexType m_sizes[] = { 31, 39, 63, 64, 65,
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127, 129, 255, 257 , 511,
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512, 513, 1023, 1024, 1025};
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IndexType n_sizes[] = { 31, 39, 63, 64, 65,
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127, 129, 255, 257, 511,
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512, 513, 1023, 1024, 1025};
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IndexType k_sizes[] = { 31, 39, 63, 64, 65,
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95, 96, 127, 129, 255,
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257, 511, 512, 513, 1023,
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1024, 1025};
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for (IndexType i = 0; i < 15; i++) {
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for (IndexType j = 0; j < 15; j++) {
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for (IndexType k = 0; k < 17; k++) {
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test_sycl_contraction<DataLayout, DataType,IndexType>(sycl_device, m_sizes[i], n_sizes[j], k_sizes[k]);
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}
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}
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}
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}
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template <typename Dev_selector> void tensorContractionPerDevice(Dev_selector& s){
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QueueInterface queueInterface(s);
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auto sycl_device=Eigen::SyclDevice(&queueInterface);
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test_sycl_contraction<ColMajor, float,int64_t>(sycl_device, 32, 32, 32);
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test_sycl_contraction<RowMajor,float,int64_t>(sycl_device, 32, 32, 32);
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test_scalar<ColMajor,float,int64_t>(sycl_device, 32, 32, 32);
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test_scalar<RowMajor,float,int64_t>(sycl_device, 32, 32, 32);
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std::chrono::time_point<std::chrono::system_clock> start, end;
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start = std::chrono::system_clock::now();
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test_sycl_contraction<ColMajor,float,int64_t>(sycl_device, 128, 128, 128);
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test_sycl_contraction<RowMajor,float,int64_t>(sycl_device, 128, 128, 128);
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test_scalar<ColMajor,float,int64_t>(sycl_device, 128, 128, 128);
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test_scalar<RowMajor,float,int64_t>(sycl_device, 128, 128, 128);
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test_sycl_contraction_m<ColMajor, float, int64_t>(sycl_device);
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test_sycl_contraction_m<RowMajor, float, int64_t>(sycl_device);
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test_sycl_contraction_n<ColMajor, float, int64_t>(sycl_device);
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test_sycl_contraction_n<RowMajor, float, int64_t>(sycl_device);
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test_sycl_contraction_k<ColMajor, float, int64_t>(sycl_device);
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test_sycl_contraction_k<RowMajor, float, int64_t>(sycl_device);
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test_sycl_contraction_sizes<ColMajor, float, int64_t>(sycl_device);
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test_sycl_contraction_sizes<RowMajor, float, int64_t>(sycl_device);
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test_TF<RowMajor, float, int64_t>(sycl_device);
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test_TF<ColMajor, float, int64_t>(sycl_device);
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end = std::chrono::system_clock::now();
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std::chrono::duration<double> elapsed_seconds = end-start;
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std::time_t end_time = std::chrono::system_clock::to_time_t(end);
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std::cout << "finished computation at " << std::ctime(&end_time)
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<< "elapsed time: " << elapsed_seconds.count() << "s\n";
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}
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void test_cxx11_tensor_contract_sycl() {
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for (const auto& device :Eigen::get_sycl_supported_devices()) {
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CALL_SUBTEST(tensorContractionPerDevice(device));
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}
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}
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