1 files changed, 106 insertions, 0 deletions
diff --git a/runtime/neurun/core/include/ir/OpSequence.h b/runtime/neurun/core/include/ir/OpSequence.h
new file mode 100644
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+++ b/runtime/neurun/core/include/ir/OpSequence.h
@@ -0,0 +1,106 @@
+/*
+ * 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 __NEURUN_IR_OP_SEQUENCE_H__
+#define __NEURUN_IR_OP_SEQUENCE_H__
+
+#include <vector>
+#include <string>
+#include <memory>
+
+#include "ir/Layout.h"
+#include "ir/Index.h"
+#include "ir/Operation.h"
+
+namespace neurun
+{
+namespace ir
+{
+
+// To support ValueSwappable, Element doesn't have members which are classes
+// as value(or can have members which are classes as value and the classes
+// support Swappable)
+struct Element
+{
+  OperationIndex index;
+  const Operation *node;
+
+  Element(const OperationIndex *i, const Operation *n) : index{*i}, node{n}
+  {
+    // DO NOTHING
+  }
+};
+
+class OpSequence
+{
+public:
+  explicit OpSequence(Layout layout);
+  OpSequence(const OpSequence &) = delete;
+
+public:
+  void accept(OperationVisitor &v) const;
+
+public:
+  const OperandIndexSequence &getInputs() const { return _inputs; }
+  const OperandIndexSequence &getOutputs() const { return _outputs; }
+  void setInputs(const OperandIndexSequence &indexes) { _inputs = indexes; }
+  void setOutputs(const OperandIndexSequence &indexes) { _outputs = indexes; }
+  void replaceInput(const OperandIndex &from, const OperandIndex &to) { _inputs.replace(from, to); }
+  void replaceOutput(const OperandIndex &from, const OperandIndex &to)
+  {
+    _outputs.replace(from, to);
+  }
+
+  void appendOperation(const OperationIndex &index, const Operation &node)
+  {
+    _operations.emplace_back(&index, &node);
+  }
+
+  std::vector<Element> &operations(void) { return _operations; }
+
+  const std::vector<Element> &operations(void) const { return _operations; }
+
+  uint32_t size(void) const { return _operations.size(); }
+
+  // TODO: Impl Dumper instead of this method
+  std::string getStr(void) const;
+
+public:
+  void remove(const OperationIndex &index);
+
+public:
+  Layout getLayout() const { return _layout; }
+
+public:
+  std::vector<Element>::const_iterator begin() const { return _operations.begin(); }
+  std::vector<Element>::const_iterator end() const { return _operations.end(); }
+
+private:
+  bool exist(const OperationIndex &index) const;
+
+private:
+  OperandIndexSequence _inputs;
+  OperandIndexSequence _outputs;
+  std::vector<Element> _operations;
+
+private:
+  Layout _layout;
+};
+
+} // namespace ir
+} // namespace neurun
+
+#endif // __NEURUN_IR_OP_SEQUENCE_H__