1 files changed, 82 insertions, 0 deletions
diff --git a/compiler/luci/pass/src/CopyQuantParamPass.cpp b/compiler/luci/pass/src/CopyQuantParamPass.cpp
new file mode 100644
index 000000000..0984fe85c
--- /dev/null
+++ b/compiler/luci/pass/src/CopyQuantParamPass.cpp
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2021 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/Pass/CopyQuantParamPass.h"
+
+#include <luci/IR/CircleNodes.h>
+#include <luci/Log.h>
+
+namespace luci
+{
+
+namespace
+{
+
+struct SrcDst
+{
+  CircleNode *src = nullptr;
+  CircleNode *dst = nullptr;
+};
+
+} // namespace
+
+bool CopyQuantParamPass::run(loco::Graph *g)
+{
+  LOGGER(l);
+
+  INFO(l) << "CopyQuantParamPass Start" << std::endl;
+
+  if (_src_tensors.size() != _dst_tensors.size())
+    throw std::runtime_error("The numbers of Source/Destination tensors do not match.");
+
+  // Return src/dst CircleNodes
+  auto get_src_dst = [&g](std::string src, std::string dst) {
+    SrcDst src_dst;
+    for (auto node : loco::active_nodes(loco::output_nodes(g)))
+    {
+      auto const cnode = loco::must_cast<CircleNode *>(node);
+      auto const name = cnode->name();
+      if (name == src)
+        src_dst.src = cnode;
+
+      if (name == dst)
+        src_dst.dst = cnode;
+    }
+    return src_dst;
+  };
+
+  for (uint32_t i = 0; i < _src_tensors.size(); i++)
+  {
+    auto &src = _src_tensors[i];
+    auto &dst = _dst_tensors[i];
+
+    auto nodes = get_src_dst(src, dst);
+    if (not nodes.src)
+      throw std::runtime_error("The tensor named " + src + " does not exist.");
+
+    if (not nodes.dst)
+      throw std::runtime_error("The tensor named " + dst + " does not exist.");
+
+    copy_quantparam(nodes.src, nodes.dst);
+
+    INFO(l) << "Quantparam of " << src << " is copied to " << dst << std::endl;
+  }
+
+  INFO(l) << "CopyQuantParamPass End" << std::endl;
+
+  return false; // one time run
+}
+
+} // namespace luci