1 files changed, 41 insertions, 0 deletions
diff --git a/compiler/mir/src/DotGraph.cpp b/compiler/mir/src/DotGraph.cpp
new file mode 100644
index 000000000..b0e92e19d
--- /dev/null
+++ b/compiler/mir/src/DotGraph.cpp
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2018 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.
+ */
+
+#include "DotGraph.h"
+
+namespace mir
+{
+
+void DotGraph::addNode(DotNode node) { _nodes.emplace_back(std::move(node)); }
+
+void DotGraph::addEdge(DotEdge edge) { _edges.emplace_back(edge); }
+
+std::ostream &operator<<(std::ostream &stream, const DotGraph &graph)
+{
+  stream << "digraph D {" << std::endl;
+  for (const auto &node : graph._nodes)
+  {
+    stream << node.id << " [shape=record label=\"" << node.label << "\"];" << std::endl;
+  }
+  for (const auto &edge : graph._edges)
+  {
+    stream << edge.src_id << " -> " << edge.dst_id << ";" << std::endl;
+  }
+  stream << "}" << std::endl;
+  return stream;
+}
+
+} // namespace mir