1 files changed, 59 insertions, 0 deletions
diff --git a/compiler/moco/import/include/moco/GraphHelper.h b/compiler/moco/import/include/moco/GraphHelper.h
new file mode 100644
index 000000000..fad62af4e
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+++ b/compiler/moco/import/include/moco/GraphHelper.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __MOCO_GRAPH_HELPER_H__
+#define __MOCO_GRAPH_HELPER_H__
+
+#include <moco/IR/TFNode.h>
+
+#include <loco.h>
+
+namespace moco
+{
+
+/**
+ * @brief  find_node_byname() will return a node with type T with given name
+ *         in graph g
+ *
+ * @note   this uses simple linear search, but can speed up with better
+ *         algorithms when needed.
+ */
+template <typename T> T *find_node_byname(loco::Graph *g, const char *name)
+{
+  T *first_node = nullptr;
+  loco::Graph::NodeContext *nodes = g->nodes();
+  uint32_t count = nodes->size();
+
+  for (uint32_t i = 0; i < count; ++i)
+  {
+    auto tfnode = dynamic_cast<TFNode *>(nodes->at(i));
+    if (tfnode != nullptr)
+    {
+      if (tfnode->name() == name)
+      {
+        // if tfnode is NOT type of T then return will be nullptr
+        // this is OK cause the user wanted to get type T but it isn't
+        return dynamic_cast<T *>(tfnode);
+      }
+    }
+  }
+
+  return nullptr;
+}
+
+} // namespace moco
+
+#endif // __MOCO_GRAPH_HELPER_H__