[tflite2circle] support SVDF for circle conversion (Samsung#8204)

This commit enables SVDF Op for circle conversion

ONE-DCO-1.0-Signed-off-by: Artem Balyshev [email protected]
Co-authored-by: Balyshev Artem <[email protected]>

compiler/tflite2circle/src/BuildBuiltinOptions.h

@@ -102,6 +102,7 @@
 #include "BuildBuiltinOptions/SqueezeOptions.h"
 #include "BuildBuiltinOptions/StridedSliceOptions.h"
 #include "BuildBuiltinOptions/SubOptions.h"
+#include "BuildBuiltinOptions/SVDFOptions.h"
 #include "BuildBuiltinOptions/TileOptions.h"
 #include "BuildBuiltinOptions/TopKV2Options.h"
 #include "BuildBuiltinOptions/TransposeOptions.h"

compiler/tflite2circle/src/BuildBuiltinOptions/SVDFOptions.cpp

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2021 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 "SVDFOptions.h"
+#include "DataLookup.h"
+
+#include <cassert>
+
+namespace tflite2circle
+{
+
+flatbuffers::Offset<circle::SVDFOptions>
+build_circle_SVDFOptions(flatbuffers::FlatBufferBuilder &fb, const tflite::Operator *op)
+{
+  auto *tflite_builtin_options = op->builtin_options_as_SVDFOptions();
+  assert(tflite_builtin_options);
+
+  circle::SVDFOptionsBuilder builtin_options_builder{fb};
+  builtin_options_builder.add_rank(tflite_builtin_options->rank());
+  builtin_options_builder.add_asymmetric_quantize_inputs(
+    tflite_builtin_options->asymmetric_quantize_inputs());
+  builtin_options_builder.add_fused_activation_function(
+    get_circle_activation_function_type(tflite_builtin_options->fused_activation_function()));
+
+  return builtin_options_builder.Finish();
+}
+
+} // namespace tflite2circle

compiler/tflite2circle/src/BuildBuiltinOptions/SVDFOptions.h

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2021 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 __BBO_SVDF_OPTIONS_H__
+#define __BBO_SVDF_OPTIONS_H__
+
+#include <mio/tflite/schema_generated.h>
+#include <mio/circle/schema_generated.h>
+
+namespace tflite2circle
+{
+
+flatbuffers::Offset<circle::SVDFOptions>
+build_circle_SVDFOptions(flatbuffers::FlatBufferBuilder &fb, const tflite::Operator *op);
+
+} // namespace tflite2circle
+
+#endif // __BBO_SVDF_OPTIONS_H__

compiler/tflite2circle/src/TFLBuiltinOptions.lst

@@ -9,7 +9,7 @@ TFL_BUILTIN_OPTIONS(DepthwiseConv2DOptions)
 //TFL_BUILTIN_OPTIONS(ConcatEmbeddingsOptions)
 //TFL_BUILTIN_OPTIONS(LSHProjectionOptions)
 TFL_BUILTIN_OPTIONS(Pool2DOptions)
-//TFL_BUILTIN_OPTIONS(SVDFOptions)
+TFL_BUILTIN_OPTIONS(SVDFOptions)
 //TFL_BUILTIN_OPTIONS(RNNOptions)
 TFL_BUILTIN_OPTIONS(FullyConnectedOptions)
 TFL_BUILTIN_OPTIONS(SoftmaxOptions)