Corentin Wallez | d6cc1fe | 2019-07-17 19:01:50 +0000 | [diff] [blame] | 1 | // Copyright 2019 The Dawn Authors |
| 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 | #include "common/Result.h" |
| 16 | |
| 17 | // Implementation details of the tagged pointer Results |
| 18 | namespace detail { |
| 19 | |
| 20 | intptr_t MakePayload(const void* pointer, PayloadType type) { |
| 21 | intptr_t payload = reinterpret_cast<intptr_t>(pointer); |
| 22 | ASSERT((payload & 3) == 0); |
| 23 | return payload | type; |
| 24 | } |
| 25 | |
| 26 | PayloadType GetPayloadType(intptr_t payload) { |
| 27 | return static_cast<PayloadType>(payload & 3); |
| 28 | } |
| 29 | |
| 30 | } // namespace detail |