chromium/third_party/tflite/src/tensorflow/lite/kernels/range.cc

/* Copyright 2018 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.
==============================================================================*/

#include <math.h>
#include <stdint.h>
#include <stdlib.h>

#include <functional>
#include <type_traits>

#include "tensorflow/lite/core/c/common.h"
#include "tensorflow/lite/kernels/internal/reference/reference_ops.h"
#include "tensorflow/lite/kernels/internal/tensor.h"
#include "tensorflow/lite/kernels/internal/tensor_ctypes.h"
#include "tensorflow/lite/kernels/kernel_util.h"

namespace tflite {
namespace ops {
namespace builtin {
namespace range {
namespace {

constexpr int kStartTensor = …;
constexpr int kLimitTensor = …;
constexpr int kDeltaTensor = …;
constexpr int kOutputTensor = …;

struct OpData { … };

template <typename T>
TfLiteStatus GetSize(TfLiteContext* context, T start, T limit, T delta,
                     int* size) { … }

TfLiteStatus ResizeOutput(TfLiteContext* context, const TfLiteTensor* start,
                          const TfLiteTensor* limit, const TfLiteTensor* delta,
                          TfLiteTensor* output) { … }

template <typename T>
void CalculateRange(const TfLiteTensor* start, const TfLiteTensor* delta,
                    TfLiteTensor* output) { … }

TfLiteStatus EvalImpl(TfLiteContext* context, const TfLiteTensor* start,
                      const TfLiteTensor* delta, TfLiteTensor* output) { … }

TfLiteStatus Prepare(TfLiteContext* context, TfLiteNode* node) { … }

TfLiteStatus Eval(TfLiteContext* context, TfLiteNode* node) { … }

void* Init(TfLiteContext* context, const char* buffer, size_t length) { … }

void Free(TfLiteContext* context, void* buffer) { … }

}  // namespace
}  // namespace range

TfLiteRegistration* Register_RANGE() { … }

}  // namespace builtin
}  // namespace ops
}  // namespace tflite