1 files changed, 61 insertions, 0 deletions
diff --git a/compiler/luci/import/src/GraphBuilder.cpp b/compiler/luci/import/src/GraphBuilder.cpp
new file mode 100644
index 000000000..e0ec9ded5
--- /dev/null
+++ b/compiler/luci/import/src/GraphBuilder.cpp
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2020 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 "luci/Import/GraphBuilder.h"
+
+namespace luci
+{
+
+void GraphBuilder::build(const circle::OperatorT &op, GraphBuilderContext *context) const
+{
+  assert(context != nullptr);
+
+  const std::vector<int32_t> &inputs = op.inputs;
+  const std::vector<int32_t> &outputs = op.outputs;
+  const auto &tensors = context->reader()->tensors();
+
+  std::vector<CircleNode *> input_nodes;
+  for (const int32_t input_tensor_index : inputs)
+  {
+    input_nodes.push_back(context->nodefinder()->node(input_tensor_index));
+  }
+
+  CircleNode *node = build_node(op, input_nodes, context->graph());
+
+  // Set up node parameters.
+  assert(outputs.size() == 1);
+  {
+    const circle::TensorT &output_tensor = *tensors[outputs[0]];
+
+    node->name(tensor_name(output_tensor));
+
+    auto quantization = tensor_quantization(output_tensor);
+    if (quantization)
+    {
+      auto quantparam = luci_quantparam(quantization);
+      if (quantparam)
+        node->quantparam(std::move(quantparam));
+    }
+  }
+
+  // Register node's only output.
+  assert(outputs.size() == 1);
+  {
+    context->nodefinder()->enroll(outputs[0], node);
+  }
+}
+
+} // namespace luci