1 | /* Copyright 2018 The TensorFlow Authors. All Rights Reserved. |
2 | |
3 | Licensed under the Apache License, Version 2.0 (the "License"); |
4 | you may not use this file except in compliance with the License. |
5 | You may obtain a copy of the License at |
6 | |
7 | http://www.apache.org/licenses/LICENSE-2.0 |
8 | |
9 | Unless required by applicable law or agreed to in writing, software |
10 | distributed under the License is distributed on an "AS IS" BASIS, |
11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | See the License for the specific language governing permissions and |
13 | limitations under the License. |
14 | ==============================================================================*/ |
15 | |
16 | #ifndef TENSORFLOW_TSL_PLATFORM_BYTE_ORDER_H_ |
17 | #define TENSORFLOW_TSL_PLATFORM_BYTE_ORDER_H_ |
18 | |
19 | // Byte order defines provided by gcc. MSVC doesn't define those so |
20 | // we define them here. |
21 | // We assume that all windows platform out there are little endian. |
22 | #if defined(_MSC_VER) && !defined(__clang__) |
23 | #define __ORDER_LITTLE_ENDIAN__ 0x4d2 |
24 | #define __ORDER_BIG_ENDIAN__ 0x10e1 |
25 | #define __BYTE_ORDER__ __ORDER_LITTLE_ENDIAN__ |
26 | #endif |
27 | |
28 | namespace tsl { |
29 | namespace port { |
30 | |
31 | // TODO(jeff,sanjay): Make portable |
32 | constexpr bool kLittleEndian = __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__; |
33 | |
34 | } // namespace port |
35 | } // namespace tsl |
36 | |
37 | #endif // TENSORFLOW_TSL_PLATFORM_BYTE_ORDER_H_ |
38 | |