[moco-tf] Introduce TFReshape dialect node (#5863)

This commit introduces TFReshape dialect node.

Signed-off-by: Cheongyo Bahk <ch.bahk@samsung.com>

diff --git a/compiler/moco-tf/src/Dialect/TFNodes.h b/compiler/moco-tf/src/Dialect/TFNodes.h
index d034c60..ad83b41 100644 (file)
--- a/compiler/moco-tf/src/Dialect/TFNodes.h
+++ b/compiler/moco-tf/src/Dialect/TFNodes.h
@@ -25,6 +25,7 @@
 #include "IR/TFFusedBatchNorm.h"
 #include "IR/TFIdentity.h"
 #include "IR/TFMul.h"
+#include "IR/TFReshape.h"
 #include "IR/TFRsqrt.h"
 
 #endif // __MOCO_TF_DIALECT_TFNODES_H__

diff --git a/compiler/moco-tf/src/Dialect/TFNodes.lst b/compiler/moco-tf/src/Dialect/TFNodes.lst
index 2c25558..4ac0c53 100644 (file)
--- a/compiler/moco-tf/src/Dialect/TFNodes.lst
+++ b/compiler/moco-tf/src/Dialect/TFNodes.lst
@@ -15,4 +15,5 @@ TENSORFLOW_NODE(Conv2D, TFConv2D)
 TENSORFLOW_NODE(FusedBatchNorm, TFFusedBatchNorm)
 TENSORFLOW_NODE(Identity, TFIdentity)
 TENSORFLOW_NODE(Mul, TFMul)
+TENSORFLOW_NODE(Reshape, TFReshape)
 TENSORFLOW_NODE(Rsqrt, TFRsqrt)

diff --git a/compiler/moco-tf/src/IR/TFReshape.h b/compiler/moco-tf/src/IR/TFReshape.h
new file mode 100644 (file)
index 0000000..7b8fb4a
--- /dev/null
+++ b/compiler/moco-tf/src/IR/TFReshape.h
@@ -0,0 +1,57 @@
+/*
+ * 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_IR_TFRESHAPE_H__
+#define __MOCO_TF_IR_TFRESHAPE_H__
+
+#include "Dialect/TFNodeDecl.h"
+
+namespace moco
+{
+namespace tf
+{
+
+/// @note TFReshape corresponds to the following GraphDef
+/*
+node {
+  name: "reshape"
+  op: "Reshape"
+  input: "tensor"
+  input: "shape"
+  attr {
+    key: "T"
+    value { type: DT_FLOAT }
+  }
+}
+*/
+
+class TFReshape final : public loco::FixedArityNode<2, TFNodeImpl<TFOpcode::Reshape>>
+{
+public:
+  TFReshape() = default;
+
+public:
+  Node *tensor(void) const { return at(0)->node(); }
+  void tensor(Node *node) { at(0)->node(node); }
+
+  Node *shape(void) const { return at(1)->node(); }
+  void shape(Node *node) { at(1)->node(node); }
+};
+
+} // namespace tf
+} // namespace moco
+
+#endif // __MOCO_TF_IR_TFRESHAPE_H__

diff --git a/compiler/moco-tf/src/IR/TFReshape.test.cpp b/compiler/moco-tf/src/IR/TFReshape.test.cpp
new file mode 100644 (file)
index 0000000..39d77e4
--- /dev/null
+++ b/compiler/moco-tf/src/IR/TFReshape.test.cpp
@@ -0,0 +1,32 @@
+/*
+ * 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 "IR/TFReshape.h"
+
+#include "Dialect/TFDialect.h"
+
+#include <gtest/gtest.h>
+
+TEST(TFReshapeTest, constructor)
+{
+  moco::tf::TFReshape reshape_node;
+
+  ASSERT_EQ(reshape_node.dialect(), moco::tf::TFDialect::get());
+  ASSERT_EQ(reshape_node.opcode(), moco::tf::TFOpcode::Reshape);
+
+  ASSERT_EQ(reshape_node.tensor(), nullptr);
+  ASSERT_EQ(reshape_node.shape(), nullptr);
+}

diff --git a/compiler/moco-tf/src/Transforms/FixPaddingTransform.cpp b/compiler/moco-tf/src/Transforms/FixPaddingTransform.cpp
index 1fc92d4..e7d520b 100644 (file)
--- a/compiler/moco-tf/src/Transforms/FixPaddingTransform.cpp
+++ b/compiler/moco-tf/src/Transforms/FixPaddingTransform.cpp
@@ -463,6 +463,12 @@ bool fix_padding(moco::tf::TFMul *node)
   return false;
 }
 
+bool fix_padding(moco::tf::TFReshape *node)
+{
+  // Nothing to do with padding
+  return false;
+}
+
 bool fix_padding(moco::tf::TFRsqrt *node)
 {
   // Nothing to do with padding

diff --git a/compiler/moco-tf/src/Transforms/FixShapeTransform.cpp b/compiler/moco-tf/src/Transforms/FixShapeTransform.cpp
index e5a68da..415ef62 100644 (file)
--- a/compiler/moco-tf/src/Transforms/FixShapeTransform.cpp
+++ b/compiler/moco-tf/src/Transforms/FixShapeTransform.cpp
@@ -742,6 +742,12 @@ bool fix_shape(moco::tf::TFMul *node)
   return copy_shapedata(x, node);
 }
 
+bool fix_shape(moco::tf::TFReshape *node)
+{
+  // TODO implement
+  throw std::runtime_error("NYI fix_shape TFReshape");
+}
+
 bool fix_shape(moco::tf::TFRsqrt *node)
 {
   // Output shape is same as the input x