[onert-micro] Add float BatchToSpaceND kernels

onert-micro/luci-interpreter/include/luci_interpreter/test_models/batch_to_space_nd/FloatBatchToSpaceNDKernel.h

@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2023 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_INTERPRETER_TEST_MODELS_FLOAT_BATCH_TO_SPACE_ND_KERNEL_H
+#define LUCI_INTERPRETER_TEST_MODELS_FLOAT_BATCH_TO_SPACE_ND_KERNEL_H
+
+#include "TestDataBatchToSpaceNDBase.h"
+
+namespace luci_interpreter
+{
+namespace test_kernel
+{
+namespace batch_to_space_nd_float
+{
+/*
+ * BatchToSpaceND Kernel:
+ *
+ *      Input(4, 1, 1, 1)
+ *            |
+ *       BatchToSpaceND
+ *            |
+ *      Output(1, 2, 2, 1)
+ */
+const unsigned char test_kernel_model_circle[] = {
+  0x18, 0x00, 0x00, 0x00, 0x43, 0x49, 0x52, 0x30, 0x00, 0x00, 0x0e, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x0c, 0x00, 0x08, 0x00, 0x10, 0x00, 0x04, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
+  0x68, 0x00, 0x00, 0x00, 0xd8, 0x01, 0x00, 0x00, 0xf4, 0x01, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
+  0x54, 0x00, 0x00, 0x00, 0x4c, 0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0xea, 0xff, 0xff, 0xff, 0x04, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x08, 0x00, 0x04, 0x00,
+  0x06, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8c, 0xff, 0xff, 0xff,
+  0x90, 0xff, 0xff, 0xff, 0x94, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x0e, 0x00, 0x18, 0x00, 0x14, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x08, 0x00, 0x04, 0x00,
+  0x0e, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00,
+  0x68, 0x00, 0x00, 0x00, 0x6c, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x6d, 0x61, 0x69, 0x6e,
+  0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00,
+  0x14, 0x00, 0x00, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x07, 0x00, 0x08, 0x00, 0x0e, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x18, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x04, 0x00, 0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
+  0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0xac, 0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x34, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0x70, 0xff, 0xff, 0xff, 0x0c, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x0c, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x6f, 0x66, 0x6d, 0x00, 0x04, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0xd4, 0xff, 0xff, 0xff, 0x10, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+  0x14, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x62, 0x6c, 0x6f, 0x63, 0x6b, 0x5f, 0x73, 0x68,
+  0x61, 0x70, 0x65, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x14, 0x00,
+  0x10, 0x00, 0x0f, 0x00, 0x08, 0x00, 0x04, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
+  0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x10, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
+  0x63, 0x72, 0x6f, 0x70, 0x73, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x08, 0x00, 0x04, 0x00,
+  0x0c, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00,
+  0x03, 0x00, 0x00, 0x00, 0x69, 0x66, 0x6d, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x10, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x0c, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00,
+  0x0c, 0x00, 0x00, 0x00, 0x25, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x25, 0x11, 0x00, 0x00, 0x00,
+  0x4f, 0x4e, 0x45, 0x2d, 0x74, 0x66, 0x6c, 0x69, 0x74, 0x65, 0x32, 0x63, 0x69, 0x72, 0x63, 0x6c,
+  0x65, 0x00, 0x00, 0x00};
+
+const std::vector<float> input_data = {13.344007, 88.19333, -0.350749, 45.71498};
+const std::vector<float> reference_output_data = {13.344007, 88.19333, -0.350749, 45.71498};
+
+} // namespace batch_to_space_nd_float
+
+class TestDataFloatBatchToSpaceND : public TestDataBatchToSpaceNDBase<float>
+{
+public:
+  TestDataFloatBatchToSpaceND()
+  {
+    _input_data = batch_to_space_nd_float::input_data;
+    _reference_output_data = batch_to_space_nd_float::reference_output_data;
+    _test_kernel_model_circle = batch_to_space_nd_float::test_kernel_model_circle;
+  }
+
+  ~TestDataFloatBatchToSpaceND() override = default;
+};
+
+} // namespace test_kernel
+} // namespace luci_interpreter
+
+#endif // LUCI_INTERPRETER_TEST_MODELS_FLOAT_BATCH_TO_SPACE_ND_KERNEL_H

onert-micro/luci-interpreter/include/luci_interpreter/test_models/batch_to_space_nd/NegBatchToSpaceNDKernel.h

@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2023 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_INTERPRETER_TEST_MODELS_NEG_BATCH_TO_SPACE_ND_KERNEL_H
+#define LUCI_INTERPRETER_TEST_MODELS_NEG_BATCH_TO_SPACE_ND_KERNEL_H
+
+#include "luci_interpreter/test_models/TestDataBase.h"
+
+namespace luci_interpreter
+{
+namespace test_kernel
+{
+namespace neg_input_output_type_mismatch_batch_to_space_nd_kernel
+{
+/*
+ * BatchToSpaceND kernel with input output type mismatch:
+ *
+ *      Input(4, 1, 1, 1) - Float32
+ *            |
+ *        BatchToSpaceND
+ *            |
+ *      Output(1, 2, 2 , 1) - Int32
+ */
+const unsigned char test_kernel_model_circle[] = {
+  0x18, 0x00, 0x00, 0x00, 0x43, 0x49, 0x52, 0x30, 0x00, 0x00, 0x0e, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x0c, 0x00, 0x08, 0x00, 0x10, 0x00, 0x04, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
+  0x68, 0x00, 0x00, 0x00, 0xdc, 0x01, 0x00, 0x00, 0xf8, 0x01, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
+  0x54, 0x00, 0x00, 0x00, 0x4c, 0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0xea, 0xff, 0xff, 0xff, 0x04, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x08, 0x00, 0x04, 0x00,
+  0x06, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8c, 0xff, 0xff, 0xff,
+  0x90, 0xff, 0xff, 0xff, 0x94, 0xff, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x0e, 0x00, 0x18, 0x00, 0x14, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x08, 0x00, 0x04, 0x00,
+  0x0e, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00,
+  0x68, 0x00, 0x00, 0x00, 0x6c, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x6d, 0x61, 0x69, 0x6e,
+  0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00,
+  0x14, 0x00, 0x00, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x07, 0x00, 0x08, 0x00, 0x0e, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x18, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x04, 0x00, 0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
+  0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0xb0, 0x00, 0x00, 0x00, 0x74, 0x00, 0x00, 0x00, 0x38, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0xa4, 0xff, 0xff, 0xff, 0x10, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x02, 0x0c, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x6f, 0x66, 0x6d, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0xd4, 0xff, 0xff, 0xff, 0x10, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x02, 0x14, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x62, 0x6c, 0x6f, 0x63,
+  0x6b, 0x5f, 0x73, 0x68, 0x61, 0x70, 0x65, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x0c, 0x00, 0x14, 0x00, 0x10, 0x00, 0x0f, 0x00, 0x08, 0x00, 0x04, 0x00, 0x0c, 0x00, 0x00, 0x00,
+  0x10, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x10, 0x00, 0x00, 0x00,
+  0x05, 0x00, 0x00, 0x00, 0x63, 0x72, 0x6f, 0x70, 0x73, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x00, 0x00,
+  0x08, 0x00, 0x04, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x0c, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x69, 0x66, 0x6d, 0x00, 0x04, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x0c, 0x00, 0x0b, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x04, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x25, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x25,
+  0x11, 0x00, 0x00, 0x00, 0x4f, 0x4e, 0x45, 0x2d, 0x74, 0x66, 0x6c, 0x69, 0x74, 0x65, 0x32, 0x63,
+  0x69, 0x72, 0x63, 0x6c, 0x65, 0x00, 0x00, 0x00};
+
+} // namespace neg_input_output_type_mismatch_batch_to_space_nd_kernel
+
+class NegTestDataInputOutputTypeMismatchBatchToSpaceNDKernel : public NegTestDataBase
+{
+public:
+  NegTestDataInputOutputTypeMismatchBatchToSpaceNDKernel()
+  {
+    _test_kernel_model_circle =
+      neg_input_output_type_mismatch_batch_to_space_nd_kernel::test_kernel_model_circle;
+  }
+
+  ~NegTestDataInputOutputTypeMismatchBatchToSpaceNDKernel() override = default;
+
+  const unsigned char *get_model_ptr() override final { return _test_kernel_model_circle; }
+
+protected:
+  const unsigned char *_test_kernel_model_circle;
+};
+
+} // namespace test_kernel
+} // namespace luci_interpreter
+
+#endif // LUCI_INTERPRETER_TEST_MODELS_NEG_BATCH_TO_SPACE_ND_KERNEL_H

onert-micro/luci-interpreter/include/luci_interpreter/test_models/batch_to_space_nd/TestDataBatchToSpaceNDBase.h

@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2023 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_INTERPRETER_TEST_MODELS_BATCH_TO_SPACE_ND_KERNEL_BASE_H
+#define LUCI_INTERPRETER_TEST_MODELS_BATCH_TO_SPACE_ND_KERNEL_BASE_H
+
+#include "luci_interpreter/test_models/TestDataBase.h"
+
+namespace luci_interpreter
+{
+namespace test_kernel
+{
+
+template <typename T> class TestDataBatchToSpaceNDBase : public TestDataBase<T>
+{
+public:
+  TestDataBatchToSpaceNDBase() = default;
+
+  const unsigned char *get_model_ptr() override final { return _test_kernel_model_circle; }
+
+  const std::vector<T> &get_input_data_by_index(int i) override final
+  {
+    switch (i)
+    {
+      case 0:
+        return _input_data;
+      default:
+        assert(false && "Wrong input index");
+    }
+  }
+
+  const std::vector<T> &get_output_data_by_index(int i) override final
+  {
+    assert(i == 0);
+    return _reference_output_data;
+  }
+
+protected:
+  std::vector<T> _input_data;
+  std::vector<T> _reference_output_data;
+  const unsigned char *_test_kernel_model_circle;
+};
+
+} // namespace test_kernel
+} // namespace luci_interpreter
+
+#endif // LUCI_INTERPRETER_TEST_MODELS_BATCH_TO_SPACE_ND_KERNEL_BASE_H

onert-micro/luci-interpreter/pal/cmsisnn/KernelsToBuild.lst

@@ -3,6 +3,7 @@ REGISTER_KERNEL(ADD, Add)
 REGISTER_KERNEL(AVERAGE_POOL_2D, AveragePool2D)
 REGISTER_KERNEL(ARG_MAX, ArgMax)
 REGISTER_KERNEL(ARG_MIN, ArgMin)
+REGISTER_KERNEL(BATCH_TO_SPACE_ND, BatchToSpaceND)
 REGISTER_KERNEL(DIV, Div)
 REGISTER_KERNEL(ADD_N, AddN)
 REGISTER_KERNEL(CONV_2D, Conv2D)

onert-micro/luci-interpreter/pal/common/PALBatchToSpaceND.h

@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2023 Samsung Electronics Co., Ltd. All Rights Reserved
+ * Copyright 2020 The TensorFlow Authors. 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_INTERPRETER_PAL_BATCH_TO_SPACE_ND_COMMON_H
+#define LUCI_INTERPRETER_PAL_BATCH_TO_SPACE_ND_COMMON_H
+
+#include "Params.h"
+#include "PALUtils.h"
+
+#include <cmath>
+
+namespace luci_interpreter_pal
+{
+namespace
+{
+inline luci_interpreter::RuntimeShape
+extendShapeBatchToSpace(const luci_interpreter::RuntimeShape &shape)
+{
+  if (shape.dimensionsCount() == 4)
+  {
+    return shape;
+  }
+  luci_interpreter::RuntimeShape new_shape(4, 1);
+  new_shape.setDim(0, shape.dims(0));
+  new_shape.setDim(1, shape.dims(1));
+  new_shape.setDim(3, shape.dims(2));
+  return new_shape;
+}
+} // namespace
+
+template <typename T>
+inline void BatchToSpaceND(
+  const luci_interpreter::RuntimeShape &unextended_input1_shape, const T *input1_data,
+  const luci_interpreter::RuntimeShape &unextended_input2_shape, const int32_t *block_shape_data,
+  const luci_interpreter::RuntimeShape &unextended_input3_shape, const int32_t *crops_data,
+  const luci_interpreter::RuntimeShape &unextended_output_shape, T *output_data)
+{
+  const luci_interpreter::RuntimeShape input1_shape =
+    extendShapeBatchToSpace(unextended_input1_shape);
+  const luci_interpreter::RuntimeShape output_shape =
+    extendShapeBatchToSpace(unextended_output_shape);
+
+  const int output_width = output_shape.dims(2);
+  const int output_height = output_shape.dims(1);
+  const int output_batch_size = output_shape.dims(0);
+
+  const int depth = input1_shape.dims(3);
+  const int input_width = input1_shape.dims(2);
+  const int input_height = input1_shape.dims(1);
+  const int input_batch_size = input1_shape.dims(0);
+
+  const int block_shape_height = block_shape_data[0];
+  const int block_shape_width =
+    unextended_input1_shape.dimensionsCount() == 4 ? block_shape_data[1] : 1;
+  const int crops_top = crops_data[0];
+  const int crops_left = unextended_input1_shape.dimensionsCount() == 4 ? crops_data[2] : 0;
+  for (int in_batch = 0; in_batch < input_batch_size; ++in_batch)
+  {
+    const int out_batch = in_batch % output_batch_size;
+    const int spatial_offset = in_batch / output_batch_size;
+    for (int in_h = 0; in_h < input_height; ++in_h)
+    {
+      const int out_h = in_h * block_shape_height + spatial_offset / block_shape_width - crops_top;
+      if (out_h < 0 || out_h >= output_height)
+      {
+        continue;
+      }
+      for (int in_w = 0; in_w < input_width; ++in_w)
+      {
+        const int out_w =
+          in_w * block_shape_width + spatial_offset % block_shape_width - crops_left;
+
+        if (out_w < 0 || out_w >= output_width)
+        {
+          continue;
+        }
+        T *out = output_data + offset(output_shape.dimsData(), out_batch, out_h, out_w, 0);
+        const T *in = input1_data + offset(input1_shape.dimsData(), in_batch, in_h, in_w, 0);
+        memcpy(out, in, depth * sizeof(T));
+      }
+    }
+  }
+}
+
+} // namespace luci_interpreter_pal
+
+#endif // LUCI_INTERPRETER_PAL_BATCH_TO_SPACE_ND_COMMON_H

onert-micro/luci-interpreter/pal/mcu/KernelsToBuild.lst

@@ -3,6 +3,7 @@ REGISTER_KERNEL(ADD, Add)
 REGISTER_KERNEL(AVERAGE_POOL_2D, AveragePool2D)
 REGISTER_KERNEL(ARG_MAX, ArgMax)
 REGISTER_KERNEL(ARG_MIN, ArgMin)
+REGISTER_KERNEL(BATCH_TO_SPACE_ND, BatchToSpaceND)
 REGISTER_KERNEL(DIV, Div)
 REGISTER_KERNEL(DEPTHWISE_CONV_2D, DepthwiseConv2D)
 REGISTER_KERNEL(ADD_N, AddN)