Bugfix: fix the error of missing ge model in dynamic shape scene

ge/generator/ge_generator.cc

@@ -546,6 +546,38 @@ bool GeGenerator::Impl::SetOppVersionInfo(AttrHolder &obj) {
   return true;
 }
 
+static Status SetModelNameForDump(GeRootModelPtr ge_root_model) {
+  bool is_unknown_shape = false;
+  Status ret = ge_root_model->CheckIsUnknownShape(is_unknown_shape);
+  if (ret != SUCCESS) {
+    GELOGE(FAILED, "Check root model is unknown shape failed.");
+    return FAILED;
+  }
+  GeModelPtr model_root = nullptr;
+  if (is_unknown_shape) {
+    model_root = make_shared<GeModel>();
+    GE_CHECK_NOTNULL(model_root);
+    model_root->SetGraph(GraphUtils::CreateGraphFromComputeGraph(ge_root_model->GetRootGraph()));
+    ge_root_model->SetSubgraphInstanceNameToModel(ge_root_model->GetRootGraph()->GetName(), model_root);
+  }
+
+  ModelHelper model_helper;
+  string model_name = "";
+  GE_CHECK_NOTNULL(ge_root_model->GetRootGraph());
+  Status name_ret = model_helper.GetModelNameFromMergedGraphName(ge_root_model->GetRootGraph()->GetName(),
+                                                                 model_name);
+  if (name_ret != SUCCESS) {
+    ErrorManager::GetInstance().ATCReportErrMessage("E10000", {"parameter"}, {"output"});
+    GELOGE(FAILED, "Get model_name failed. Param --output is invalid.");
+    return PARAM_INVALID;
+  }
+  map<string, GeModelPtr> name_to_ge_model = ge_root_model->GetSubgraphInstanceNameToModel();
+  GeModelPtr &ge_model = name_to_ge_model[ge_root_model->GetRootGraph()->GetName()];
+  GE_RETURN_WITH_LOG_IF_FALSE(ge_model != nullptr, "ge model cannot be null.");
+  ge_model->SetName(model_name);
+  return SUCCESS;
+}
+
 Status GeGenerator::GenerateModel(const Graph &graph, const string &file_name_prefix, const vector<GeTensor> &inputs,
                                   ModelBufferData &model, bool is_offline) {
   rtContext_t ctx = nullptr;
@@ -554,7 +586,6 @@ Status GeGenerator::GenerateModel(const Graph &graph, const string &file_name_pr
     GELOGD("Current ctx is null.");
     ctx = nullptr;
   }
-
   GeRootModelPtr ge_root_model = nullptr;
   GE_CHECK_NOTNULL_EXEC(impl_, return PARAM_INVALID);
   impl_->is_offline_ = is_offline;
@@ -580,20 +611,10 @@ Status GeGenerator::GenerateModel(const Graph &graph, const string &file_name_pr
   }
 
   GE_CHECK_NOTNULL(ge_root_model);
-  GE_CHECK_NOTNULL(ge_root_model->GetRootGraph());
-  ModelHelper model_helper;
-  string model_name = "";
-  Status name_ret = model_helper.GetModelNameFromMergedGraphName(ge_root_model->GetRootGraph()->GetName(),
-                                                                 model_name);
-  if (name_ret != SUCCESS) {
-    ErrorManager::GetInstance().ATCReportErrMessage("E10000", {"parameter"}, {"output"});
-    GELOGE(FAILED, "Get model_name failed. Param --output is invalid.");
-    return PARAM_INVALID;
+  ret = SetModelNameForDump(ge_root_model);
+  if (ret != SUCCESS) {
+    return ret;
   }
-  map<string, GeModelPtr> name_to_ge_model = ge_root_model->GetSubgraphInstanceNameToModel();
-  GeModelPtr &ge_model = name_to_ge_model[ge_root_model->GetRootGraph()->GetName()];
-  GE_RETURN_WITH_LOG_IF_FALSE(ge_model != nullptr, "ge_model cannot be null");
-  ge_model->SetName(model_name);
   ret = impl_->SaveRootModel(file_name_prefix, ge_root_model, model);
   if (ret != SUCCESS) {
     GELOGE(ret, "Save model failed");
@@ -602,11 +623,9 @@ Status GeGenerator::GenerateModel(const Graph &graph, const string &file_name_pr
     }
     return ret;
   }
-
   if (ctx != nullptr) {
     (void)rtCtxSetCurrent(ctx);
   }
-
   return SUCCESS;
 }
 
@@ -827,13 +846,12 @@ Status GeGenerator::Impl::SaveRootModel(const string &file_name_prefix, GeRootMo
                    "ge root model has no sub model")
   GeModelPtr model_root = nullptr;
   if (is_unknown_shape) {
-    model_root = make_shared<GeModel>();
-    model_root->SetGraph(GraphUtils::CreateGraphFromComputeGraph(ge_root_model->GetRootGraph()));
-    ge_root_model->SetSubgraphInstanceNameToModel(ge_root_model->GetRootGraph()->GetName(), model_root);
-    model_root->SetName(ge_root_model->GetRootGraph()->GetName());
+    auto name_to_ge_model = ge_root_model->GetSubgraphInstanceNameToModel();
+    model_root = name_to_ge_model[ge_root_model->GetRootGraph()->GetName()];
   } else {
     model_root = ge_root_model->GetSubgraphInstanceNameToModel().begin()->second;
   }
+  GE_CHECK_NOTNULL(model_root);
   // set atc version
   if (!SetAtcVersionInfo(*(model_root.get()))) {
     GELOGW("SetPackageVersionInfo of atc failed!");