1 | /** |
2 | * Copyright (c) 2017-present, Facebook, Inc. |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
5 | * you may not use this file except in compliance with the License. |
6 | * You may obtain a copy of the License at |
7 | * |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * |
10 | * Unless required by applicable law or agreed to in writing, software |
11 | * distributed under the License is distributed on an "AS IS" BASIS, |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
13 | * See the License for the specific language governing permissions and |
14 | * limitations under the License. |
15 | */ |
16 | #ifndef GLOW_DIMENSION_TYPE_H |
17 | #define GLOW_DIMENSION_TYPE_H |
18 | |
19 | #include <cinttypes> |
20 | #include <cstddef> |
21 | #include <cstdint> |
22 | |
23 | namespace glow { |
24 | |
25 | #ifdef DIM_T_32 |
26 | // The dimensions of Tensors are stored with this type. Note: The same |
27 | // fixed width type is used both in the host and the possible co-processors |
28 | // handling tensor data. The bit width should be chosen carefully for maximum |
29 | // data level parallel execution. |
30 | using dim_t = uint32_t; |
31 | using sdim_t = int32_t; |
32 | |
33 | #define PRIdDIM PRId32 |
34 | #define PRIuDIM PRIu32 |
35 | |
36 | #else // DIM_T_32 |
37 | using dim_t = uint64_t; |
38 | using sdim_t = int64_t; |
39 | |
40 | #define PRIdDIM PRId64 |
41 | #define PRIuDIM PRIu64 |
42 | |
43 | #endif // DIM_T_32 |
44 | |
45 | constexpr unsigned DIM_T_BITWIDTH = sizeof(dim_t) * 8; |
46 | constexpr unsigned SDIM_T_BITWIDTH = sizeof(sdim_t) * 8; |
47 | |
48 | } // namespace glow |
49 | |
50 | #endif |
51 | |