From 64f2d050a271a8b23b5efa14c1bd5815ea0b94c2 Mon Sep 17 00:00:00 2001
From: =?utf8?q?=EB=B0=95=EC=84=B8=ED=9D=AC/On-Device=20Lab=28SR=29/Princip?=
 =?utf8?q?al=20Engineer/=EC=82=BC=EC=84=B1=EC=A0=84=EC=9E=90?=
 <saehie.park@samsung.com>
Date: Mon, 19 Aug 2019 19:07:46 +0900
Subject: [PATCH] [moco-tf] Introduce ShapeInference (#6679)

This will introduce ShapeInference for loco graph and query for loco node that will do shape inference for all dialects used in moco

Signed-off-by: SaeHie Park <saehie.park@samsung.com>
---
 compiler/moco-tf/src/Dialect/ShapeInference.cpp | 56 +++++++++++++++++++++++++
 compiler/moco-tf/src/Dialect/ShapeInference.h   | 48 +++++++++++++++++++++
 2 files changed, 104 insertions(+)
 create mode 100644 compiler/moco-tf/src/Dialect/ShapeInference.cpp
 create mode 100644 compiler/moco-tf/src/Dialect/ShapeInference.h

diff --git a/compiler/moco-tf/src/Dialect/ShapeInference.cpp b/compiler/moco-tf/src/Dialect/ShapeInference.cpp
new file mode 100644
index 0000000..a747a69
--- /dev/null
+++ b/compiler/moco-tf/src/Dialect/ShapeInference.cpp
@@ -0,0 +1,56 @@
+/*
+ * 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.
+ */
+
+#include "ShapeInference.h"
+
+#include "TFShapeInferenceRule.h"
+#include "TFDialect.h"
+
+#include <loco/IR/CanonicalDialect.h>
+
+#include <loco/Service/ShapeInference.h>
+#include <loco/Service/ShapeInferenceRule.h>
+#include <loco/Service/CanonicalShapeInferenceRule.h>
+#include <loco/Service/MultiDialectShapeInferenceRule.h>
+
+#include <cassert>
+
+namespace moco
+{
+namespace tf
+{
+
+void ShapeInference::run(loco::Graph *g)
+{
+  loco::CanonicalShapeInferenceRule canonical_rule;
+  TFShapeInferenceRule tf_rule;
+
+  loco::MultiDialectShapeInferenceRule rules;
+
+  rules.bind(loco::CanonicalDialect::get(), &canonical_rule).bind(TFDialect::get(), &tf_rule);
+  // TODO: add CustomOp shape inference
+
+  loco::apply(&rules).to(g);
+}
+
+loco::NodeShape ShapeInference::get(loco::Node *node)
+{
+  assert(loco::shape_known(node));
+  return loco::shape_get(node);
+}
+
+} // namespace tf
+} // namespace moco
diff --git a/compiler/moco-tf/src/Dialect/ShapeInference.h b/compiler/moco-tf/src/Dialect/ShapeInference.h
new file mode 100644
index 0000000..fc58c1b
--- /dev/null
+++ b/compiler/moco-tf/src/Dialect/ShapeInference.h
@@ -0,0 +1,48 @@
+/*
+ * 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 __MOCO_TF_SHAPE_INFERENCE_H__
+#define __MOCO_TF_SHAPE_INFERENCE_H__
+
+#include <loco.h>
+#include <loco/IR/NodeShape.h>
+
+namespace moco
+{
+namespace tf
+{
+
+/**
+ * @brief Class to prepare shape inferecne for all dialects used in moco and
+ *        query shape for the node
+ *
+ * HOW TO USE
+ *
+ *   ShapeInference::run(g);
+ *
+ *   ShapeInference::get(g->nodes()->at(..));
+ */
+struct ShapeInference
+{
+  static void run(loco::Graph *g);
+
+  static loco::NodeShape get(loco::Node *node);
+};
+
+} // namespace tf
+} // namespace moco
+
+#endif // __MOCO_TF_SHAPE_INFERENCE_H__
-- 
2.7.4