ExampleDefaultAcc.hpp

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/* Copyright 2023 Jeffrey Kelling, Bernhard Manfred Gruber, Jan Stephan, Aurora Perego, Andrea Bocci
 * SPDX-License-Identifier: MPL-2.0
 */
 
#include "alpaka/alpaka.hpp"
 
#pragma once
 
namespace alpaka
{
    //! Alias for the default accelerator used by examples. From a list of
    //! all accelerators the first one which is enabled is chosen.
    //! AccCpuSerial is selected last.
    template<class TDim, class TIdx>
#if defined(ALPAKA_ACC_GPU_CUDA_ENABLED)
    using ExampleDefaultAcc = alpaka::AccGpuCudaRt<TDim, TIdx>;
#elif defined(ALPAKA_ACC_GPU_HIP_ENABLED)
    using ExampleDefaultAcc = alpaka::AccGpuHipRt<TDim, TIdx>;
#elif defined(ALPAKA_ACC_CPU_B_OMP2_T_SEQ_ENABLED)
    using ExampleDefaultAcc = alpaka::AccCpuOmp2Blocks<TDim, TIdx>;
#elif defined(ALPAKA_ACC_CPU_B_TBB_T_SEQ_ENABLED)
    using ExampleDefaultAcc = alpaka::AccCpuTbbBlocks<TDim, TIdx>;
#elif defined(ALPAKA_ACC_CPU_B_SEQ_T_OMP2_ENABLED)
    using ExampleDefaultAcc = alpaka::AccCpuOmp2Threads<TDim, TIdx>;
#elif defined(ALPAKA_ACC_CPU_B_SEQ_T_THREADS_ENABLED)
    using ExampleDefaultAcc = alpaka::AccCpuThreads<TDim, TIdx>;
#elif defined(ALPAKA_ACC_SYCL_ENABLED)
#    if defined(ALPAKA_SYCL_ONEAPI_CPU)
    using ExampleDefaultAcc = alpaka::AccCpuSycl<TDim, TIdx>;
#    elif defined(ALPAKA_SYCL_ONEAPI_FPGA)
    using ExampleDefaultAcc = alpaka::AccFpgaSyclIntel<TDim, TIdx>;
#    elif defined(ALPAKA_SYCL_ONEAPI_GPU)
    using ExampleDefaultAcc = alpaka::AccGpuSyclIntel<TDim, TIdx>;
#    endif
#elif defined(ALPAKA_ACC_CPU_B_SEQ_T_SEQ_ENABLED)
    using ExampleDefaultAcc = alpaka::AccCpuSerial<TDim, TIdx>;
#else
    class ExampleDefaultAcc;
#    warning "No supported backend selected."
#endif
} // namespace alpaka