//@HEADER
// ************************************************************************
//
//                        Kokkos v. 4.0
//       Copyright (2022) National Technology & Engineering
//               Solutions of Sandia, LLC (NTESS).
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
// See https://kokkos.org/LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//@HEADER

#ifndef KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_HPP_
#define KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_HPP_

namespace KokkosBlas {
namespace Impl {
// Specialization struct which defines whether a specialization exists
template <class ExecutionSpace, class VectorView, class ScalarView>
struct rot_tpl_spec_avail {
  enum : bool { value = false };
};
}  // namespace Impl
}  // namespace KokkosBlas

namespace KokkosBlas {
namespace Impl {

// Generic Host side BLAS (could be MKL or whatever)
#ifdef KOKKOSKERNELS_ENABLE_TPL_BLAS
#define KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(SCALAR, LAYOUT, EXECSPACE)                                  \
  template <>                                                                                           \
  struct rot_tpl_spec_avail<EXECSPACE,                                                                  \
                            Kokkos::View<SCALAR*, LAYOUT, Kokkos::Device<EXECSPACE, Kokkos::HostSpace>, \
                                         Kokkos::MemoryTraits<Kokkos::Unmanaged>>,                      \
                            Kokkos::View<SCALAR, LAYOUT, Kokkos::Device<EXECSPACE, Kokkos::HostSpace>,  \
                                         Kokkos::MemoryTraits<Kokkos::Unmanaged>>> {                    \
    enum : bool { value = true };                                                                       \
  };

#ifdef KOKKOS_ENABLE_SERIAL
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(double, Kokkos::LayoutLeft, Kokkos::Serial)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(float, Kokkos::LayoutLeft, Kokkos::Serial)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(Kokkos::complex<double>, Kokkos::LayoutLeft, Kokkos::Serial)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(Kokkos::complex<float>, Kokkos::LayoutLeft, Kokkos::Serial)
#endif

#ifdef KOKKOS_ENABLE_OPENMP
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(double, Kokkos::LayoutLeft, Kokkos::OpenMP)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(float, Kokkos::LayoutLeft, Kokkos::OpenMP)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(Kokkos::complex<double>, Kokkos::LayoutLeft, Kokkos::OpenMP)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_BLAS(Kokkos::complex<float>, Kokkos::LayoutLeft, Kokkos::OpenMP)
#endif
#endif

// cuBLAS
#ifdef KOKKOSKERNELS_ENABLE_TPL_CUBLAS
#define KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_CUBLAS(SCALAR, LAYOUT, EXECSPACE, MEMSPACE)                                  \
  template <>                                                                                                       \
  struct rot_tpl_spec_avail<                                                                                        \
      EXECSPACE,                                                                                                    \
      Kokkos::View<SCALAR*, LAYOUT, Kokkos::Device<EXECSPACE, MEMSPACE>, Kokkos::MemoryTraits<Kokkos::Unmanaged>>,  \
      Kokkos::View<SCALAR, LAYOUT, Kokkos::Device<EXECSPACE, MEMSPACE>, Kokkos::MemoryTraits<Kokkos::Unmanaged>>> { \
    enum : bool { value = true };                                                                                   \
  };

KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_CUBLAS(double, Kokkos::LayoutLeft, Kokkos::Cuda, Kokkos::CudaSpace)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_CUBLAS(float, Kokkos::LayoutLeft, Kokkos::Cuda, Kokkos::CudaSpace)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_CUBLAS(Kokkos::complex<double>, Kokkos::LayoutLeft, Kokkos::Cuda, Kokkos::CudaSpace)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_CUBLAS(Kokkos::complex<float>, Kokkos::LayoutLeft, Kokkos::Cuda, Kokkos::CudaSpace)
#endif

// rocBLAS
/*
#ifdef KOKKOSKERNELS_ENABLE_TPL_ROCBLAS
#define KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_ROCBLAS(SCALAR, LAYOUT, EXECSPACE, \
                                               MEMSPACE)                  \
  template <>                                                             \
  struct rot_tpl_spec_avail<                                              \
      EXECSPACE,                                                          \
      Kokkos::View<SCALAR*, LAYOUT, Kokkos::Device<EXECSPACE, MEMSPACE>,  \
                   Kokkos::MemoryTraits<Kokkos::Unmanaged>>,              \
      Kokkos::View<SCALAR, LAYOUT, Kokkos::Device<EXECSPACE, MEMSPACE>,   \
                   Kokkos::MemoryTraits<Kokkos::Unmanaged>>> {            \
    enum : bool { value = true };                                         \
  };

KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_ROCBLAS(double, Kokkos::LayoutLeft, Kokkos::HIP,
                                       Kokkos::HIPSpace)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_ROCBLAS(float, Kokkos::LayoutLeft, Kokkos::HIP,
                                       Kokkos::HIPSpace)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_ROCBLAS(Kokkos::complex<double>,
                                       Kokkos::LayoutLeft, Kokkos::HIP,
                                       Kokkos::HIPSpace)
KOKKOSBLAS1_ROT_TPL_SPEC_AVAIL_ROCBLAS(Kokkos::complex<float>,
                                       Kokkos::LayoutLeft, Kokkos::HIP,
                                       Kokkos::HIPSpace)
#endif
*/

}  // namespace Impl
}  // namespace KokkosBlas
#endif
