Exemplos de local_2_global em C++ (Cpp)

Exemplo n.º 1

Arquivo: G2L.hpp Projeto: BrianMoths/lammps

size_t test_global_to_local_ids(unsigned num_ids, unsigned capacity, unsigned num_find_iterations)
{

  typedef Device execution_space;
  typedef typename execution_space::size_type size_type;

  typedef Kokkos::View<uint32_t*,execution_space> local_id_view;
  typedef Kokkos::UnorderedMap<uint32_t,size_type,execution_space> global_id_view;

  double elasped_time = 0;
  Kokkos::Impl::Timer timer;

  local_id_view local_2_global("local_ids", num_ids);
  global_id_view global_2_local(capacity);

  int shiftw = 15;

  //create
  elasped_time = timer.seconds();
  std::cout << std::setw(shiftw) <<  "allocate: " <<  elasped_time << std::endl;
  timer.reset();

  // generate unique ids
  {
    generate_ids<Device> gen(local_2_global);
  }

  // generate
  elasped_time = timer.seconds();
  std::cout << std::setw(shiftw) << "generate: " <<  elasped_time << std::endl;
  timer.reset();

  {
    fill_map<Device> fill(global_2_local, local_2_global);
  }

  // fill
  elasped_time = timer.seconds();
  std::cout << std::setw(shiftw) << "fill: " <<  elasped_time << std::endl;
  timer.reset();


  size_t num_errors = global_2_local.failed_insert();

  if (num_errors == 0u) {
    for (unsigned i=0; i<num_find_iterations; ++i)
    {
      find_test<Device> find(global_2_local, local_2_global,num_errors);
    }

    // find
    elasped_time = timer.seconds();
    std::cout << std::setw(shiftw) << "lookup: " <<  elasped_time << std::endl;
  }
  else {
    std::cout << "    !!! Fill Failed !!!" << std::endl;
  }

  return num_errors;
}

Exemplo n.º 2

Arquivo: TestGlobal2LocalIds.hpp Projeto: yoshioda/trilinos

void test_global_to_local_ids(unsigned num_ids)
{

  typedef Device device_type;
  typedef typename device_type::size_type size_type;

  typedef Kokkos::View<uint32_t*,device_type> local_id_view;
  typedef Kokkos::UnorderedMap<uint32_t,size_type,device_type> global_id_view;

  //size
  std::cout << num_ids << ", ";

  double elasped_time = 0;
  Kokkos::Impl::Timer timer;

  local_id_view local_2_global("local_ids", num_ids);
  global_id_view global_2_local((3u*num_ids)/2u);

  //create
  elasped_time = timer.seconds();
  std::cout << elasped_time << ", ";
  timer.reset();

  // generate unique ids
  {
    generate_ids<Device> gen(local_2_global);
  }
  Device::fence();
  // generate
  elasped_time = timer.seconds();
  std::cout << elasped_time << ", ";
  timer.reset();

  {
    fill_map<Device> fill(global_2_local, local_2_global);
  }
  Device::fence();

  // fill
  elasped_time = timer.seconds();
  std::cout << elasped_time << ", ";
  timer.reset();


  size_t num_errors = 0;
  for (int i=0; i<100; ++i)
  {
    find_test<Device> find(global_2_local, local_2_global,num_errors);
  }
  Device::fence();

  // find
  elasped_time = timer.seconds();
  std::cout << elasped_time << std::endl;

  ASSERT_EQ( num_errors, 0u);
}