1 files changed, 40 insertions, 0 deletions
diff --git a/compiler/mir/src/ops/ConcatOp.cpp b/compiler/mir/src/ops/ConcatOp.cpp
new file mode 100644
index 000000000..c8c4764ad
--- /dev/null
+++ b/compiler/mir/src/ops/ConcatOp.cpp
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2018 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 "mir/ops/ConcatOp.h"
+
+namespace mir
+{
+namespace ops
+{
+
+void ConcatOp::inferOutputTypes()
+{
+  Shape output_shape(getInputShape(0));
+  output_shape.dim(_axis) = 0;
+  auto element_type = getInput(0)->getElementType();
+
+  for (std::size_t i = 0; i < getNumInputs(); ++i)
+  {
+    output_shape.dim(_axis) += getInputShape(i).dim(_axis);
+    assert(getInput(i)->getElementType() == element_type);
+  }
+
+  setOutputType(0, {element_type, output_shape});
+}
+
+} // namespace ops
+} // namespace mir