!341 solve the problem input0 of cnode is not a value node

Merge pull request !341 from chenfei/handle-cnode-input0-is-cnode

mindspore/ccsrc/session/ascend_session.cc

@@ -822,7 +822,7 @@ GraphId AscendSession::GetGraphIdByNode(const AnfNodePtr &front_anf) const {
     }
   }
   MS_EXCEPTION_IF_NULL(front_anf);
-  MS_LOG(WARNING) << "front_anf " << front_anf->DebugString() << " is not exist in any graph";
+  MS_LOG(DEBUG) << "front_anf " << front_anf->DebugString() << " is not exist in any graph";
   return kInvalidGraphId;
 }
 

mindspore/ccsrc/session/session_basic.cc

@@ -264,7 +264,11 @@ std::vector<AnfNodePtr> CreateParameterFromTuple(const AnfNodePtr &node, bool va
   MS_EXCEPTION_IF_NULL(node);
   MS_EXCEPTION_IF_NULL(graph);
   std::vector<AnfNodePtr> parameters;
-  std::vector<AnfNodePtr> pre_graph_out = AnfAlgo::GetAllOutput(node, {prim::kPrimTupleGetItem});
+  std::vector<AnfNodePtr> pre_graph_out = {node};
+  // If a cnode is a call, it's input0 is a cnode too, so it doesn't have primitive
+  if (!AnfAlgo::IsRealKernel(node)) {
+    pre_graph_out = AnfAlgo::GetAllOutput(node, {prim::kPrimTupleGetItem});
+  }
   auto valid_inputs = graph->MutableValidInputs();
   MS_EXCEPTION_IF_NULL(valid_inputs);
   auto graph_inputs = graph->MutableInputs();