Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2017 ARM Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #ifndef __ARM_COMPUTE_GRAPH_INODE_H__ |
| 25 | #define __ARM_COMPUTE_GRAPH_INODE_H__ |
| 26 | |
| 27 | #include "arm_compute/graph/Types.h" |
| 28 | #include "arm_compute/runtime/IFunction.h" |
| 29 | |
| 30 | #include <memory> |
| 31 | |
| 32 | namespace arm_compute |
| 33 | { |
| 34 | namespace graph |
| 35 | { |
| 36 | /** Node interface */ |
| 37 | class INode |
| 38 | { |
| 39 | public: |
| 40 | /** Virtual Destructor */ |
| 41 | virtual ~INode() = default; |
| 42 | /** Interface to be implemented that instantiates the node |
| 43 | * |
| 44 | * @param[in] hint Hint to where the node should be executed |
| 45 | * @param[in] input Input tensor of the node |
| 46 | * @param[in] output Output tensor of the node |
| 47 | */ |
| 48 | virtual std::unique_ptr<arm_compute::IFunction> instantiate_node(Hint hint, ITensor *input, ITensor *output) = 0; |
| 49 | /** Override the existing hint |
| 50 | * |
| 51 | * @note If the input is DONT_CARE then the method has to pick a technology, |
| 52 | * else it can accept the hint or override it (But not with DONT_CARE) |
| 53 | * |
| 54 | * @param[in] hint Hint to be considered |
| 55 | * |
| 56 | * @return The updated hint |
| 57 | */ |
| 58 | Hint override_hint(Hint hint) const; |
| 59 | |
| 60 | virtual void print_info() = 0; |
| 61 | |
| 62 | protected: |
| 63 | /** Interface to be implement that override the hint |
| 64 | * |
| 65 | * @param[in] hint Hint to be considered |
| 66 | * |
| 67 | * @return The updated hint |
| 68 | */ |
| 69 | virtual Hint node_override_hint(Hint hint) const; |
| 70 | |
| 71 | protected: |
| 72 | Hint _hint{ Hint::DONT_CARE }; |
| 73 | ITensor *_input{ nullptr }; |
| 74 | ITensor *_output{ nullptr }; |
| 75 | }; |
| 76 | } // namespace graph |
| 77 | } // namespace arm_compute |
| 78 | #endif /* __ARM_COMPUTE_GRAPH_INODE_H__ */ |