cart-elc

Source code for CART-ELC
git clone git://git.laack.co/cart-elc.git
Log | Files | Refs | README | LICENSE

cxx11_tensor_device_sycl.cpp (3210B)


      1 // This file is part of Eigen, a lightweight C++ template library
      2 // for linear algebra.
      3 //
      4 // Copyright (C) 2016
      5 // Mehdi Goli    Codeplay Software Ltd.
      6 // Ralph Potter  Codeplay Software Ltd.
      7 // Luke Iwanski  Codeplay Software Ltd.
      8 // Contact: <eigen@codeplay.com>
      9 //
     10 // This Source Code Form is subject to the terms of the Mozilla
     11 // Public License v. 2.0. If a copy of the MPL was not distributed
     12 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
     13 
     14 #define EIGEN_TEST_NO_LONGDOUBLE
     15 #define EIGEN_TEST_NO_COMPLEX
     16 
     17 #define EIGEN_DEFAULT_DENSE_INDEX_TYPE int64_t
     18 #define EIGEN_USE_SYCL
     19 
     20 #include "main.h"
     21 #include <unsupported/Eigen/CXX11/Tensor>
     22 #include <stdint.h>
     23 #include <iostream>
     24 
     25 template <typename DataType, int DataLayout, typename IndexType>
     26 void test_device_memory(const Eigen::SyclDevice &sycl_device) {
     27   std::cout << "Running on : "
     28             << sycl_device.sycl_queue().get_device(). template get_info<cl::sycl::info::device::name>()
     29             <<std::endl;
     30   IndexType sizeDim1 = 100;
     31   array<IndexType, 1> tensorRange = {{sizeDim1}};
     32   Tensor<DataType, 1, DataLayout,IndexType> in(tensorRange);
     33   Tensor<DataType, 1, DataLayout,IndexType> in1(tensorRange);
     34   memset(in1.data(), 1, in1.size() * sizeof(DataType));
     35   DataType* gpu_in_data  = static_cast<DataType*>(sycl_device.allocate(in.size()*sizeof(DataType)));
     36   sycl_device.memset(gpu_in_data, 1, in.size()*sizeof(DataType));
     37   sycl_device.memcpyDeviceToHost(in.data(), gpu_in_data, in.size()*sizeof(DataType));
     38   for (IndexType i=0; i<in.size(); i++) {
     39     VERIFY_IS_EQUAL(in(i), in1(i));
     40   }
     41   sycl_device.deallocate(gpu_in_data);
     42 }
     43 
     44 template <typename DataType, int DataLayout, typename IndexType>
     45 void test_device_exceptions(const Eigen::SyclDevice &sycl_device) {
     46   VERIFY(sycl_device.ok());
     47   IndexType sizeDim1 = 100;
     48   array<IndexType, 1> tensorDims = {{sizeDim1}};
     49   DataType* gpu_data = static_cast<DataType*>(sycl_device.allocate(sizeDim1*sizeof(DataType)));
     50   sycl_device.memset(gpu_data, 1, sizeDim1*sizeof(DataType));
     51 
     52   TensorMap<Tensor<DataType, 1, DataLayout,IndexType>> in(gpu_data, tensorDims);
     53   TensorMap<Tensor<DataType, 1, DataLayout,IndexType>> out(gpu_data, tensorDims);
     54   out.device(sycl_device) = in / in.constant(0);
     55 
     56   sycl_device.synchronize();
     57   VERIFY(!sycl_device.ok());
     58   sycl_device.deallocate(gpu_data);
     59 }
     60 
     61 template<typename DataType> void sycl_device_test_per_device(const cl::sycl::device& d){
     62   std::cout << "Running on " << d.template get_info<cl::sycl::info::device::name>() << std::endl;
     63   QueueInterface queueInterface(d);
     64   auto sycl_device = Eigen::SyclDevice(&queueInterface);
     65   test_device_memory<DataType, RowMajor, int64_t>(sycl_device);
     66   test_device_memory<DataType, ColMajor, int64_t>(sycl_device);
     67   /// this test throw an exception. enable it if you want to see the exception
     68   //test_device_exceptions<DataType, RowMajor>(sycl_device);
     69   /// this test throw an exception. enable it if you want to see the exception
     70   //test_device_exceptions<DataType, ColMajor>(sycl_device);
     71 }
     72 
     73 EIGEN_DECLARE_TEST(cxx11_tensor_device_sycl) {
     74   for (const auto& device :Eigen::get_sycl_supported_devices()) {
     75     CALL_SUBTEST(sycl_device_test_per_device<float>(device));
     76   }
     77 }