1 /** 2 * Copyright 2020-2021 Huawei Technologies Co., Ltd 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 17 #ifndef MINDSPORE_CCSRC_FRONTEND_OPTIMIZER_IRPASS_SWITCH_LAYER_DEFER_INLINE_H_ 18 #define MINDSPORE_CCSRC_FRONTEND_OPTIMIZER_IRPASS_SWITCH_LAYER_DEFER_INLINE_H_ 19 20 #include <vector> 21 #include <algorithm> 22 23 #include "frontend/optimizer/irpass.h" 24 #include "frontend/optimizer/optimizer.h" 25 #include "frontend/optimizer/anf_visitor.h" 26 #include "frontend/operator/ops.h" 27 28 namespace mindspore { 29 namespace opt { 30 namespace irpass { 31 // {prim::kPrimSwitch, cond, true_branch, false_branch} 32 class SwitchDeferInline : public AnfVisitor { 33 public: operator()34 AnfNodePtr operator()(const OptimizerPtr &, const AnfNodePtr &node) override { 35 auto cnode = node->cast<CNodePtr>(); 36 auto true_abstract = dyn_cast<abstract::FuncGraphAbstractClosure>(cnode->input(2)->abstract()); 37 if (true_abstract != nullptr) { 38 *(true_abstract->func_graph()->switch_input()) = true; 39 } 40 auto false_abstract = dyn_cast<abstract::FuncGraphAbstractClosure>(cnode->input(3)->abstract()); 41 if (false_abstract != nullptr) { 42 *(false_abstract->func_graph()->switch_input()) = true; 43 } 44 return nullptr; 45 } 46 }; 47 48 // {prim::kPrimSwitchLayer, Index, layers} 49 class SwitchLayerDeferInline : public AnfVisitor { 50 public: operator()51 AnfNodePtr operator()(const OptimizerPtr &, const AnfNodePtr &node) override { 52 auto cnode = node->cast<CNodePtr>(); 53 auto tuple = dyn_cast<abstract::AbstractTuple>(cnode->input(2)->abstract()); 54 if (tuple == nullptr) { 55 return nullptr; 56 } 57 for (auto elem : tuple->elements()) { 58 auto abstract = dyn_cast<abstract::FuncGraphAbstractClosure>(elem); 59 if (abstract != nullptr) { 60 *(abstract->func_graph()->switch_layer_input()) = true; 61 } 62 } 63 return nullptr; 64 } 65 }; 66 } // namespace irpass 67 } // namespace opt 68 } // namespace mindspore 69 #endif // MINDSPORE_CCSRC_FRONTEND_OPTIMIZER_IRPASS_SWITCH_LAYER_DEFER_INLINE_H_ 70