1 /* 2 * Copyright (c) 2018-2019 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_IGRAPHMUTATOR_H 25 #define ARM_COMPUTE_GRAPH_IGRAPHMUTATOR_H 26 27 namespace arm_compute 28 { 29 namespace graph 30 { 31 // Forward declarations 32 class Graph; 33 34 /** Graph mutator interface */ 35 class IGraphMutator 36 { 37 public: 38 /** Mutation type */ 39 enum class MutationType 40 { 41 IR, /** IR specific mutation */ 42 Backend /** Backend specific mutation */ 43 }; 44 45 public: 46 /** Virtual Destructor */ 47 virtual ~IGraphMutator() = default; 48 /** Walk the graph and perform a specific mutation 49 * 50 * @param[in, out] g Graph to walk and mutate 51 */ 52 virtual void mutate(Graph &g) = 0; 53 /** Returns mutation type 54 * 55 * @return Mutation type enumeration 56 */ 57 virtual MutationType type() const = 0; 58 /** Returns mutator name 59 * 60 * @return Mutator name 61 */ 62 virtual const char *name() = 0; 63 }; 64 } // namespace graph 65 } // namespace arm_compute 66 #endif /* ARM_COMPUTE_GRAPH_IGRAPHMUTATOR_H */ 67