1 files changed, 78 insertions, 0 deletions
diff --git a/compiler/coco/core/src/IR/Arg.cpp b/compiler/coco/core/src/IR/Arg.cpp
new file mode 100644
index 000000000..b6f9c4777
--- /dev/null
+++ b/compiler/coco/core/src/IR/Arg.cpp
@@ -0,0 +1,78 @@
+/*
+ * 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 "coco/IR/Arg.h"
+
+#include <nncc/core/ADT/tensor/LexicalLayout.h>
+#include <nncc/core/ADT/tensor/IndexEnumerator.h>
+
+#include <cassert>
+
+namespace
+{
+
+const nncc::core::ADT::tensor::LexicalLayout l;
+
+} // namespace
+
+namespace coco
+{
+
+Arg::Arg(const nncc::core::ADT::tensor::Shape &shape) : _shape{shape}, _bag{nullptr}
+{
+  _map.resize(nncc::core::ADT::tensor::num_elements(shape));
+}
+
+void Arg::bag(Bag *bag)
+{
+  if (_bag != nullptr)
+  {
+    onRelease(_bag);
+    _bag = nullptr;
+  }
+
+  assert(_bag == nullptr);
+
+  if (bag != nullptr)
+  {
+    _bag = bag;
+    onTake(_bag);
+  }
+}
+
+ElemID &Arg::at(const nncc::core::ADT::tensor::Index &index)
+{
+  return _map.at(l.offset(_shape, index));
+}
+
+const ElemID &Arg::at(const nncc::core::ADT::tensor::Index &index) const
+{
+  return _map.at(l.offset(_shape, index));
+}
+
+void Arg::reorder(const nncc::core::ADT::tensor::Layout &l)
+{
+  using nncc::core::ADT::tensor::IndexEnumerator;
+
+  for (IndexEnumerator e{shape()}; e.valid(); e.advance())
+  {
+    const auto offset = static_cast<uint32_t>(l.offset(shape(), e.current()));
+
+    at(e.current()) = coco::ElemID{offset};
+  }
+}
+
+} // namespace coco