File: TestMDRangePolicyCTAD.cpp

package info (click to toggle)
kokkos 5.0.1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 15,140 kB
  • sloc: cpp: 225,293; sh: 1,250; python: 78; makefile: 16; fortran: 4; ansic: 2
file content (134 lines) | stat: -rw-r--r-- 5,375 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// SPDX-FileCopyrightText: Copyright Contributors to the Kokkos project

#include <Kokkos_Macros.hpp>
#ifdef KOKKOS_ENABLE_EXPERIMENTAL_CXX20_MODULES
import kokkos.core;
#else
#include <Kokkos_Core.hpp>
#endif
#include <cstddef>
#include <cstdint>
#include <iterator>
#include <type_traits>

namespace {

struct TestMDRangePolicyCTAD {
  template <typename... Ts>
  static void maybe_unused(Ts&&...) {}

  struct SomeExecutionSpace {
    using execution_space = SomeExecutionSpace;
    using size_type       = size_t;
  };
  static_assert(Kokkos::is_execution_space_v<SomeExecutionSpace>);

  struct ImplicitlyConvertibleToDefaultExecutionSpace {
    [[maybe_unused]] operator Kokkos::DefaultExecutionSpace() const {
      return Kokkos::DefaultExecutionSpace();
    }
  };
  static_assert(!Kokkos::is_execution_space_v<
                ImplicitlyConvertibleToDefaultExecutionSpace>);

  [[maybe_unused]] static inline Kokkos::DefaultExecutionSpace des;
  [[maybe_unused]] static inline ImplicitlyConvertibleToDefaultExecutionSpace
      notEs;
  [[maybe_unused]] static inline SomeExecutionSpace ses;

  [[maybe_unused]] static inline int t[5];
  [[maybe_unused]] static inline int64_t tt[5];
  [[maybe_unused]] static inline Kokkos::Array<int64_t, 3> a;
  [[maybe_unused]] static inline Kokkos::Array<int64_t, 2> aa;
  [[maybe_unused]] static inline int64_t i64;

  // Workaround for nvc++ (CUDA-11.7-NVHPC) ignoring [[maybe_unused]] on
  // ImplicitlyConvertibleToDefaultExecutionSpace::operator
  // Kokkos::DefaultExecutionSpace() const
  [[maybe_unused]] static inline Kokkos::DefaultExecutionSpace notEsToDes =
      notEs;

  // Workaround for HIP-ROCm-5.2 "declared but never referenced"
  TestMDRangePolicyCTAD() {
    maybe_unused(des, notEs, ses, t, tt, a, aa, notEsToDes, i64);
  }

  // MDRangePolicy with C array parameters

  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(t)>>,
                     decltype(Kokkos::MDRangePolicy(t, t))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(t)>>,
                     decltype(Kokkos::MDRangePolicy(t, t, tt))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(t)>>,
                     decltype(Kokkos::MDRangePolicy(des, t, tt))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(t)>>,
                     decltype(Kokkos::MDRangePolicy(notEs, t, t))>);

  static_assert(
      std::is_same_v<
          Kokkos::MDRangePolicy<SomeExecutionSpace, Kokkos::Rank<std::size(t)>>,
          decltype(Kokkos::MDRangePolicy(ses, t, t))>);

  // MDRangePolicy with Kokkos::initializer_list parameters

  static_assert(std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<6>>,
                               decltype(Kokkos::MDRangePolicy(
                                   {1, 2, 3, 4, 5, 6}, {1, 2, 3, 4, 5, 6}))>);

  static_assert(std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<6>>,
                               decltype(Kokkos::MDRangePolicy(
                                   {1, 2, 3, 4, 5, 6}, {1, 2, 3, 4, 5, 6},
                                   {i64, i64, i64, i64, i64, i64}))>);

  static_assert(std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<6>>,
                               decltype(Kokkos::MDRangePolicy(
                                   des, {1, 2, 3, 4, 5, 6},
                                   {i64, i64, i64, i64, i64, i64}))>);

  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<6>>,
                     decltype(Kokkos::MDRangePolicy(notEs, {1, 2, 3, 4, 5, 6},
                                                    {1, 2, 3, 4, 5, 6}))>);

  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<SomeExecutionSpace, Kokkos::Rank<6>>,
                     decltype(Kokkos::MDRangePolicy(ses, {1, 2, 3, 4, 5, 6},
                                                    {1, 2, 3, 4, 5, 6}))>);

  // MDRangePolicy with Kokkos::Array parameters

  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(a)>>,
                     decltype(Kokkos::MDRangePolicy(a, a))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(a)>>,
                     decltype(Kokkos::MDRangePolicy(a, a, aa))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(a)>>,
                     decltype(Kokkos::MDRangePolicy(des, a, a))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(a)>>,
                     decltype(Kokkos::MDRangePolicy(notEs, a, a))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(a)>>,
                     decltype(Kokkos::MDRangePolicy(des, a, a, aa))>);
  static_assert(
      std::is_same_v<Kokkos::MDRangePolicy<Kokkos::Rank<std::size(a)>>,
                     decltype(Kokkos::MDRangePolicy(notEs, a, a, aa))>);

  static_assert(
      std::is_same_v<
          Kokkos::MDRangePolicy<SomeExecutionSpace, Kokkos::Rank<std::size(a)>>,
          decltype(Kokkos::MDRangePolicy(ses, a, a))>);
  static_assert(
      std::is_same_v<
          Kokkos::MDRangePolicy<SomeExecutionSpace, Kokkos::Rank<std::size(a)>>,
          decltype(Kokkos::MDRangePolicy(ses, a, a, aa))>);
};

}  // namespace