mindspore/ccsrc/backend/graph_compiler/graph_partition.h

@@ -38,8 +38,11 @@ class GraphPartition {
   std::vector<GraphSegmentPtr> Partition(const FuncGraphPtr &func_graph, bool *multi_target = nullptr);
 
  private:
+ // To get the point can be cut or not
   bool IsCut(const AnfNodePtr &node);
+  // New Primitives List After cutting
   std::vector<PrimitivePtr> cut_list_;
+  // the key same as the name_ in the backend object
   std::string backend_name_;
 };
 

mindspore/ccsrc/backend/graph_compiler/transform.h

@@ -127,6 +127,7 @@ class BACKEND_EXPORT CompileGraphs {
   FinalVMPtr CompileAndLink(const FuncGraphPtr &func_graph);
 
  protected:
+ // A vector stores instructions and their types
   InstSet insts_;
   mindspore::HashMap<FuncGraphPtr, int64_t> mapping_;
   CompileGraphPtr transform_;