/* //@HEADER // ************************************************************************ // // Kokkos v. 2.0 // Copyright (2014) Sandia Corporation // // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation, // the U.S. Government retains certain rights in this software. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // 1. Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // // 2. Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in the // documentation and/or other materials provided with the distribution. // // 3. Neither the name of the Corporation nor the names of the // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // // Questions? Contact Christian R. Trott (crtrott@sandia.gov) // // ************************************************************************ //@HEADER */ #include #include #include #include //---------------------------------------------------------------------------- //---------------------------------------------------------------------------- int main( int argc , char ** argv ) { int num_threads = 4 ; int use_numa = 1 ; int use_core = 1 ; int length_array = 1000000 ; int span_values = 100000000 ; if ( Kokkos::hwloc::available() ) { use_numa = Kokkos::hwloc::get_available_numa_count(); use_core = Kokkos::hwloc::get_available_cores_per_numa() - 1 ; num_threads = use_numa * use_core * Kokkos::hwloc::get_available_threads_per_core(); } #if defined( KOKKOS_ENABLE_SERIAL ) { std::cout << "Kokkos::Serial" << std::endl ; // The Serial device accepts these arguments, though it may ignore them. Kokkos::Serial::initialize( num_threads , use_numa , use_core ); Example::grow_array< Kokkos::Serial >( length_array , span_values ); Kokkos::Serial::finalize (); } #endif // defined( KOKKOS_ENABLE_SERIAL ) #if defined( KOKKOS_ENABLE_THREADS ) { std::cout << "Kokkos::Threads" << std::endl ; Kokkos::Threads::initialize( num_threads , use_numa , use_core ); Example::grow_array< Kokkos::Threads >( length_array , span_values ); Kokkos::Threads::finalize(); } #endif #if defined( KOKKOS_ENABLE_OPENMP ) { std::cout << "Kokkos::OpenMP" << std::endl ; Kokkos::OpenMP::initialize(); Example::grow_array< Kokkos::OpenMP >( length_array , span_values ); Kokkos::OpenMP::finalize(); } #endif #if defined( KOKKOS_ENABLE_CUDA ) { std::cout << "Kokkos::Cuda" << std::endl ; Kokkos::HostSpace::execution_space::initialize(1); Kokkos::Cuda::initialize(); Example::grow_array< Kokkos::Cuda >( length_array , span_values ); Kokkos::Cuda::finalize(); Kokkos::HostSpace::execution_space::finalize(); } #endif return 0 ; }