1 files changed, 59 insertions, 0 deletions
diff --git a/compiler/luci/service/include/luci/Service/ShapeDescription.h b/compiler/luci/service/include/luci/Service/ShapeDescription.h
new file mode 100644
index 000000000..949cce535
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+++ b/compiler/luci/service/include/luci/Service/ShapeDescription.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2020 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 __LUCI_SHAPE_DESCRIPTION_H__
+#define __LUCI_SHAPE_DESCRIPTION_H__
+
+#include <loco/IR/PermutingCodec.h>
+#include <loco/IR/NodeShape.h>
+
+#include <cstdint>
+#include <vector>
+
+namespace luci
+{
+
+struct ShapeDescription
+{
+  std::vector<int32_t> _dims;
+  bool _rank_known;
+};
+
+// TODO remove these when CircleDialect is fully functioal
+ShapeDescription to_shape_description(const loco::TensorShape &shape);
+ShapeDescription to_shape_description(const loco::FeatureShape &shape);
+ShapeDescription to_shape_description(const loco::FilterShape &shape);
+ShapeDescription to_shape_description(const loco::BiasShape &shape);
+ShapeDescription to_shape_description(const loco::MatrixShape &shape);
+ShapeDescription to_shape_description(const loco::NodeShape &shape);
+
+template <typename Permutation> inline bool isNHWC(Permutation *perm);
+
+template <> inline bool isNHWC(loco::Permutation<loco::Domain::Feature> *perm)
+{
+  return perm->axis(loco::FeatureAxis::Count) == 0 && perm->axis(loco::FeatureAxis::Height) == 1 &&
+         perm->axis(loco::FeatureAxis::Width) == 2 && perm->axis(loco::FeatureAxis::Depth) == 3;
+}
+
+template <> inline bool isNHWC(loco::Permutation<loco::Domain::Filter> *perm)
+{
+  return perm->axis(loco::FilterAxis::Count) == 0 && perm->axis(loco::FilterAxis::Height) == 1 &&
+         perm->axis(loco::FilterAxis::Width) == 2 && perm->axis(loco::FilterAxis::Depth) == 3;
+}
+
+} // namespace luci
+
+#endif // __LUCI_SHAPE_DESCRIPTION_H__