/*
- * Copyright (c) 2021 Samsung Electronics Co., Ltd. All Rights Reserved
- * Copyright 2019 The TensorFlow Authors. All Rights Reserved.
+ * 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.
#ifndef LUCI_INTERPRETER_PAL_ELU_H
#define LUCI_INTERPRETER_PAL_ELU_H
-#include <tensorflow/lite/kernels/internal/reference/elu.h>
+#include "PALUtils.h"
+#include <cmath>
namespace luci_interpreter_pal
{
-static inline void Elu(const tflite::RuntimeShape &input_shape, const float *input_data,
- const tflite::RuntimeShape &output_shape, float *output_data)
+inline void Elu(const int flat_size, const float *input_data, float *output_data)
{
- tflite::reference_ops::Elu(input_shape, input_data, output_shape, output_data);
+ for (int i = 0; i < flat_size; i++)
+ {
+ float val = input_data[i];
+ float result = val < 0.0f ? std::expm1(val) : val;
+ output_data[i] = result;
+ }
}
} // namespace luci_interpreter_pal