1 /** 2 * Copyright 2022 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_OPERATOR_VMAP_H 18 #define MINDSPORE_CCSRC_FRONTEND_OPERATOR_VMAP_H 19 20 #include <memory> 21 #include <string> 22 #include <vector> 23 #include "ir/meta_func_graph.h" 24 #include "ccsrc/pybind_api/ir/primitive_py.h" 25 26 namespace mindspore { 27 // namespace to support composite operators definition 28 namespace prim { 29 using CNodeInpusList = std::vector<std::vector<AnfNodePtr>>; 30 using InputsAbstractList = std::vector<std::vector<abstract::AbstractBasePtr>>; 31 constexpr int64_t kValIndex = 0; 32 constexpr int64_t kDimIndex = 1; 33 constexpr char kVmapFunctionModelName[] = "mindspore.ops._vmap"; 34 constexpr char kNumpyModelName[] = "mindspore.numpy"; 35 class VmapMatchOutAxis : public MetaFuncGraph { 36 public: VmapMatchOutAxis(const std::string & name)37 explicit VmapMatchOutAxis(const std::string &name) : MetaFuncGraph(name), fg_(std::make_shared<FuncGraph>()) {} 38 ~VmapMatchOutAxis() override = default; 39 MS_DECLARE_PARENT(VmapMatchOutAxis, MetaFuncGraph) 40 41 FuncGraphPtr GenerateFuncGraph(const AbstractBasePtrList &args_abs_list) override; 42 43 private: 44 CNodePtr GenerateFuncGraphInnerBroadcastAxis(const AnfNodePtr &inputs, const AnfNodePtr &out_axis, 45 const AnfNodePtr &axis_size, 46 const AbstractBasePtr &inputs_abstract_elements_begin) const; 47 CNodePtr GenerateFuncGraphInnerSingleElement(const AnfNodePtr &inputs, const AnfNodePtr &out_axis, 48 const AnfNodePtr &axis_size, 49 const AbstractBasePtr &inputs_abstract_elements_end) const; 50 CNodePtr GenerateFuncGraphInnerAllTuple(const AnfNodePtr &inputs, const AnfNodePtr &out_axis, 51 const AnfNodePtr &axis_size, 52 const AbstractBasePtrList &inputs_abstract_elements, 53 const AbstractBasePtr &out_axes_abstract) const; 54 FuncGraphPtr fg_{nullptr}; 55 }; 56 57 class VmapGeneralPreprocess : public MetaFuncGraph { 58 public: VmapGeneralPreprocess(const std::string & name)59 explicit VmapGeneralPreprocess(const std::string &name) : MetaFuncGraph(name) {} 60 ~VmapGeneralPreprocess() override = default; 61 MS_DECLARE_PARENT(VmapGeneralPreprocess, MetaFuncGraph); 62 63 FuncGraphPtr GenerateFuncGraph(const AbstractBasePtrList &args_abs_list) override; 64 }; 65 66 class VmapGeneralRule : public MetaFuncGraph { 67 public: VmapGeneralRule(const std::string & name,const PrimitivePtr & prim,int64_t axis_size)68 explicit VmapGeneralRule(const std::string &name, const PrimitivePtr &prim, int64_t axis_size) 69 : MetaFuncGraph(name), prim_(prim), axis_size_(axis_size) {} 70 ~VmapGeneralRule() override = default; 71 MS_DECLARE_PARENT(VmapGeneralRule, MetaFuncGraph); 72 73 FuncGraphPtr GenerateFuncGraph(const AbstractBasePtrList &args_abs_list) override; 74 prim_name()75 std::string prim_name() const { 76 if (!prim_) { 77 return ""; 78 } 79 return prim_->name(); 80 } 81 axis_size()82 int64_t axis_size() const { return axis_size_; } 83 84 private: 85 CNodeInpusList ConstructMapInput(const InputsAbstractList &unfold_elements_abstract, int64_t args_size, 86 int64_t tuple_elements_num); 87 PrimitivePtr prim_{nullptr}; 88 int64_t axis_size_ = 0; 89 FuncGraphPtr fg_{nullptr}; 90 }; 91 using VmapGeneralRulePtr = std::shared_ptr<VmapGeneralRule>; 92 93 class VmapGeneralRulePyAdapter : public VmapGeneralRule { 94 public: VmapGeneralRulePyAdapter(const std::string & name,const PrimitivePyAdapterPtr & prim,int64_t axis_size)95 explicit VmapGeneralRulePyAdapter(const std::string &name, const PrimitivePyAdapterPtr &prim, int64_t axis_size) 96 : VmapGeneralRule(name, prim->attached_primitive(), axis_size) {} 97 ~VmapGeneralRulePyAdapter() override = default; 98 }; 99 } // namespace prim 100 } // namespace mindspore 101 102 #endif // MINDSPORE_CCSRC_FRONTEND_OPERATOR_VMAP_H 103