1 files changed, 66 insertions, 0 deletions
diff --git a/onert-micro/luci-interpreter/src/kernels/Square.cpp b/onert-micro/luci-interpreter/src/kernels/Square.cpp
new file mode 100644
index 000000000..6386b91f2
--- /dev/null
+++ b/onert-micro/luci-interpreter/src/kernels/Square.cpp
@@ -0,0 +1,66 @@
+/*
+ * 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 "kernels/Square.h"
+#include "kernels/Utils.h"
+
+#include <cmath>
+
+namespace luci_interpreter
+{
+
+namespace kernels
+{
+
+Square::Square(const Tensor *input, Tensor *output) : Kernel({input}, {output}) {}
+
+void Square::configure()
+{
+  if (input()->element_type() != output()->element_type())
+  {
+    assert(false && "Input/output tensor data type mismatch.");
+  }
+  // TODO: enable it only if kernel with dynamic shapes
+  output()->resize(input()->shape());
+}
+
+void Square::execute() const
+{
+  switch (input()->element_type())
+  {
+    case DataType::FLOAT32:
+      evalFloat();
+      break;
+
+    default:
+      assert(false && "Unsupported type.");
+  }
+}
+
+void Square::evalFloat() const
+{
+  auto in = getTensorData<float>(input());
+  auto out = getTensorData<float>(output());
+  auto size = getTensorShape(input()).FlatSize();
+  for (auto i = in; i != in + size; ++i)
+  {
+    *out = (*i) * (*i);
+    ++out;
+  }
+}
+
+} // namespace kernels
+} // namespace luci_interpreter