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

/* Copyright 2019 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 <stddef.h>
#include <stdlib.h>

#include <algorithm>
#include <cstdint>
#include <numeric>
#include <vector>

#include "flatbuffers/flexbuffers.h"  // from @flatbuffers
#include "tensorflow/lite/core/c/common.h"
#include "tensorflow/lite/kernels/dequantize.h"
#include "tensorflow/lite/kernels/internal/optimized/neon_check.h"
#include "tensorflow/lite/kernels/internal/optimized/optimized_ops.h"
#include "tensorflow/lite/kernels/internal/reference/integer_ops/dequantize.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 custom {
namespace numeric_verify {

static constexpr const char kToleranceStr[] = …;
static constexpr const char kLogIfFailedStr[] = …;
static constexpr const int kTemporaryDequantizedTensor = …;
static constexpr const int kOutputTensor = …;

struct OpContext { … };

const int kTensorNotAllocated = …;

struct OpData { … };

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

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

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

static int32_t GetQuantizedValue(const OpContext& op_context, int index) { … }

template <builtin::dequantize::KernelType kernel_type>
TfLiteStatus Eval(TfLiteContext* context, TfLiteNode* node) { … }

}  // namespace numeric_verify

TfLiteRegistration* Register_NUMERIC_VERIFY_OPT() { … }

TfLiteRegistration* Register_NUMERIC_VERIFY_REF() { … }

TfLiteRegistration* Register_NUMERIC_VERIFY() { … }

}  // namespace custom
}  // namespace ops
}  // namespace tflite