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diff --git a/compiler/loco/include/loco/Service/ShapeInference.h b/compiler/loco/include/loco/Service/ShapeInference.h
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+/*
+ * 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 __LOCO_SERVICE_SHAPE_INFERENCE_H__
+#define __LOCO_SERVICE_SHAPE_INFERENCE_H__
+
+#include "loco/Service/ShapeInferenceRule.h"
+#include "loco/IR/Graph.h"
+
+/**
+ * @file This file implements dialect-agnostic shape inference framework
+ *
+ * HOW TO USE:
+ *
+ * loco::Graph *g = ...;
+ * loco::ShapeInferenceRule *rule = ...;
+ * loco::apply(rule).to(g);
+ *
+ */
+namespace loco
+{
+
+class ShapeInferenceSession
+{
+public:
+ ShapeInferenceSession(const ShapeInferenceRule *rule) : _rule{rule}
+ {
+ // DO NOTHING
+ }
+
+public:
+ bool to(Graph *g) const;
+
+private:
+ const ShapeInferenceRule *_rule;
+};
+
+inline ShapeInferenceSession apply(ShapeInferenceRule *r) { return ShapeInferenceSession{r}; }
+
+struct ShapeInference
+{
+ static bool known(const Node *);
+ static NodeShape get(const Node *);
+ static void erase(Node *);
+};
+
+inline bool shape_known(const Node *node) { return ShapeInference::known(node); }
+inline NodeShape shape_get(const Node *node) { return ShapeInference::get(node); }
+inline void shape_erase(Node *node) { ShapeInference::erase(node); }
+
+} // namespace loco
+
+#endif // __LOCO_SERVICE_SHAPE_INFERENCE_H__