Actual source code: vecimpl_kokkos.hpp

  1: #pragma once

  3: /* types used by all petsc kokkos code */

  5: #include <petscvec_kokkos.hpp>
  6: #include <Kokkos_Core.hpp>
  7: #include <Kokkos_DualView.hpp>
  8: #include <Kokkos_OffsetView.hpp>

 10: using DefaultExecutionSpace = Kokkos::DefaultExecutionSpace;
 11: using DefaultMemorySpace    = Kokkos::DefaultExecutionSpace::memory_space;

 13: /* Define a macro if DefaultMemorySpace is HostSpace */
 14: #if defined(KOKKOS_ENABLE_DEFAULT_DEVICE_TYPE_SERIAL) || defined(KOKKOS_ENABLE_DEFAULT_DEVICE_TYPE_OPENMP) || defined(KOKKOS_ENABLE_DEFAULT_DEVICE_TYPE_THREADS) || defined(KOKKOS_ENABLE_DEFAULT_DEVICE_TYPE_HPX)
 15:   #define KOKKOS_ENABLE_DEFAULT_DEVICE_TYPE_HOST
 16: #endif

 18: /* 1 to 4D PetscScalar Kokkos Views */
 19: template <class MemorySpace>
 20: using PetscScalarKokkosViewType = Kokkos::View<PetscScalar *, MemorySpace>;
 21: template <class MemorySpace>
 22: using PetscScalarKokkosView1DType = Kokkos::View<PetscScalar *, MemorySpace>;
 23: template <class MemorySpace>
 24: using PetscScalarKokkosView2DType = Kokkos::View<PetscScalar **, Kokkos::LayoutRight, MemorySpace>;
 25: template <class MemorySpace>
 26: using PetscScalarKokkosView3DType = Kokkos::View<PetscScalar ***, Kokkos::LayoutRight, MemorySpace>;
 27: template <class MemorySpace>
 28: using PetscScalarKokkosView4DType = Kokkos::View<PetscScalar ****, Kokkos::LayoutRight, MemorySpace>;

 30: template <class MemorySpace>
 31: using ConstPetscScalarKokkosViewType = Kokkos::View<const PetscScalar *, MemorySpace>;
 32: template <class MemorySpace>
 33: using ConstPetscScalarKokkosView1DType = Kokkos::View<const PetscScalar *, MemorySpace>;
 34: template <class MemorySpace>
 35: using ConstPetscScalarKokkosView2DType = Kokkos::View<const PetscScalar **, Kokkos::LayoutRight, MemorySpace>;
 36: template <class MemorySpace>
 37: using ConstPetscScalarKokkosView3DType = Kokkos::View<const PetscScalar ***, Kokkos::LayoutRight, MemorySpace>;
 38: template <class MemorySpace>
 39: using ConstPetscScalarKokkosView4DType = Kokkos::View<const PetscScalar ****, Kokkos::LayoutRight, MemorySpace>;

 41: /* 1 to 4D PetscScalar Kokkos OffsetViews */
 42: template <class MemorySpace>
 43: using PetscScalarKokkosOffsetViewType = Kokkos::Experimental::OffsetView<PetscScalar *, MemorySpace>;
 44: template <class MemorySpace>
 45: using PetscScalarKokkosOffsetView1DType = Kokkos::Experimental::OffsetView<PetscScalar *, MemorySpace>;
 46: template <class MemorySpace>
 47: using PetscScalarKokkosOffsetView2DType = Kokkos::Experimental::OffsetView<PetscScalar **, Kokkos::LayoutRight, MemorySpace>;
 48: template <class MemorySpace>
 49: using PetscScalarKokkosOffsetView3DType = Kokkos::Experimental::OffsetView<PetscScalar ***, Kokkos::LayoutRight, MemorySpace>;
 50: template <class MemorySpace>
 51: using PetscScalarKokkosOffsetView4DType = Kokkos::Experimental::OffsetView<PetscScalar ****, Kokkos::LayoutRight, MemorySpace>;

 53: template <class MemorySpace>
 54: using ConstPetscScalarKokkosOffsetViewType = Kokkos::Experimental::OffsetView<const PetscScalar *, MemorySpace>;
 55: template <class MemorySpace>
 56: using ConstPetscScalarKokkosOffsetView1DType = Kokkos::Experimental::OffsetView<const PetscScalar *, MemorySpace>;
 57: template <class MemorySpace>
 58: using ConstPetscScalarKokkosOffsetView2DType = Kokkos::Experimental::OffsetView<const PetscScalar **, Kokkos::LayoutRight, MemorySpace>;
 59: template <class MemorySpace>
 60: using ConstPetscScalarKokkosOffsetView3DType = Kokkos::Experimental::OffsetView<const PetscScalar ***, Kokkos::LayoutRight, MemorySpace>;
 61: template <class MemorySpace>
 62: using ConstPetscScalarKokkosOffsetView4DType = Kokkos::Experimental::OffsetView<const PetscScalar ****, Kokkos::LayoutRight, MemorySpace>;

 64: using PetscScalarKokkosDualView = Kokkos::DualView<PetscScalar *>;

 66: /* Shortcut types for Views in the default space and host space */
 67: using PetscScalarKokkosView   = PetscScalarKokkosViewType<DefaultMemorySpace>;
 68: using PetscScalarKokkosView1D = PetscScalarKokkosView1DType<DefaultMemorySpace>;
 69: using PetscScalarKokkosView2D = PetscScalarKokkosView2DType<DefaultMemorySpace>;
 70: using PetscScalarKokkosView3D = PetscScalarKokkosView3DType<DefaultMemorySpace>;
 71: using PetscScalarKokkosView4D = PetscScalarKokkosView4DType<DefaultMemorySpace>;

 73: using PetscScalarKokkosViewHost   = PetscScalarKokkosViewType<Kokkos::HostSpace>;
 74: using PetscScalarKokkosView1DHost = PetscScalarKokkosView1DType<Kokkos::HostSpace>;
 75: using PetscScalarKokkosView2DHost = PetscScalarKokkosView2DType<Kokkos::HostSpace>;
 76: using PetscScalarKokkosView3DHost = PetscScalarKokkosView3DType<Kokkos::HostSpace>;
 77: using PetscScalarKokkosView4DHost = PetscScalarKokkosView4DType<Kokkos::HostSpace>;

 79: using ConstPetscScalarKokkosView   = ConstPetscScalarKokkosViewType<DefaultMemorySpace>;
 80: using ConstPetscScalarKokkosView1D = ConstPetscScalarKokkosView1DType<DefaultMemorySpace>;
 81: using ConstPetscScalarKokkosView2D = ConstPetscScalarKokkosView2DType<DefaultMemorySpace>;
 82: using ConstPetscScalarKokkosView3D = ConstPetscScalarKokkosView3DType<DefaultMemorySpace>;
 83: using ConstPetscScalarKokkosView4D = ConstPetscScalarKokkosView4DType<DefaultMemorySpace>;

 85: using ConstPetscScalarKokkosViewHost   = ConstPetscScalarKokkosViewType<Kokkos::HostSpace>;
 86: using ConstPetscScalarKokkosView1DHost = ConstPetscScalarKokkosView1DType<Kokkos::HostSpace>;
 87: using ConstPetscScalarKokkosView2DHost = ConstPetscScalarKokkosView2DType<Kokkos::HostSpace>;
 88: using ConstPetscScalarKokkosView3DHost = ConstPetscScalarKokkosView3DType<Kokkos::HostSpace>;
 89: using ConstPetscScalarKokkosView4DHost = ConstPetscScalarKokkosView4DType<Kokkos::HostSpace>;

 91: /* Shortcut types for OffsetViews in the default space and host space */
 92: using PetscScalarKokkosOffsetView   = PetscScalarKokkosOffsetViewType<DefaultMemorySpace>;
 93: using PetscScalarKokkosOffsetView1D = PetscScalarKokkosOffsetView1DType<DefaultMemorySpace>;
 94: using PetscScalarKokkosOffsetView2D = PetscScalarKokkosOffsetView2DType<DefaultMemorySpace>;
 95: using PetscScalarKokkosOffsetView3D = PetscScalarKokkosOffsetView3DType<DefaultMemorySpace>;
 96: using PetscScalarKokkosOffsetView4D = PetscScalarKokkosOffsetView4DType<DefaultMemorySpace>;

 98: using PetscScalarKokkosOffsetViewHost   = PetscScalarKokkosOffsetViewType<Kokkos::HostSpace>;
 99: using PetscScalarKokkosOffsetView1DHost = PetscScalarKokkosOffsetView1DType<Kokkos::HostSpace>;
100: using PetscScalarKokkosOffsetView2DHost = PetscScalarKokkosOffsetView2DType<Kokkos::HostSpace>;
101: using PetscScalarKokkosOffsetView3DHost = PetscScalarKokkosOffsetView3DType<Kokkos::HostSpace>;
102: using PetscScalarKokkosOffsetView4DHost = PetscScalarKokkosOffsetView4DType<Kokkos::HostSpace>;

104: using ConstPetscScalarKokkosOffsetView   = ConstPetscScalarKokkosOffsetViewType<DefaultMemorySpace>;
105: using ConstPetscScalarKokkosOffsetView1D = ConstPetscScalarKokkosOffsetView1DType<DefaultMemorySpace>;
106: using ConstPetscScalarKokkosOffsetView2D = ConstPetscScalarKokkosOffsetView2DType<DefaultMemorySpace>;
107: using ConstPetscScalarKokkosOffsetView3D = ConstPetscScalarKokkosOffsetView3DType<DefaultMemorySpace>;
108: using ConstPetscScalarKokkosOffsetView4D = ConstPetscScalarKokkosOffsetView4DType<DefaultMemorySpace>;

110: using ConstPetscScalarKokkosOffsetViewHost   = ConstPetscScalarKokkosOffsetViewType<Kokkos::HostSpace>;
111: using ConstPetscScalarKokkosOffsetView1DHost = ConstPetscScalarKokkosOffsetView1DType<Kokkos::HostSpace>;
112: using ConstPetscScalarKokkosOffsetView2DHost = ConstPetscScalarKokkosOffsetView2DType<Kokkos::HostSpace>;
113: using ConstPetscScalarKokkosOffsetView3DHost = ConstPetscScalarKokkosOffsetView3DType<Kokkos::HostSpace>;
114: using ConstPetscScalarKokkosOffsetView4DHost = ConstPetscScalarKokkosOffsetView4DType<Kokkos::HostSpace>;

116: using PetscIntKokkosView       = Kokkos::View<PetscInt *, DefaultMemorySpace>;
117: using PetscIntKokkosViewHost   = Kokkos::View<PetscInt *, Kokkos::HostSpace>;
118: using PetscIntKokkosDualView   = Kokkos::DualView<PetscInt *>;
119: using PetscCountKokkosView     = Kokkos::View<PetscCount *, DefaultMemorySpace>;
120: using PetscCountKokkosViewHost = Kokkos::View<PetscCount *, Kokkos::HostSpace>;