chromium/third_party/angle/third_party/rapidjson/src/include/rapidjson/internal/strtod.h

// Tencent is pleased to support the open source community by making RapidJSON available.
// 
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// Licensed under the MIT License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// http://opensource.org/licenses/MIT
//
// 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 RAPIDJSON_STRTOD_
#define RAPIDJSON_STRTOD_

#include "ieee754.h"
#include "biginteger.h"
#include "diyfp.h"
#include "pow10.h"
#include <climits>
#include <limits>

RAPIDJSON_NAMESPACE_BEGIN
namespace internal {

inline double FastPath(double significand, int exp) { … }

inline double StrtodNormalPrecision(double d, int p) { … }

template <typename T>
inline T Min3(T a, T b, T c) { … }

inline int CheckWithinHalfULP(double b, const BigInteger& d, int dExp) { … }

inline bool StrtodFast(double d, int p, double* result) { … }

// Compute an approximation and see if it is within 1/2 ULP
template<typename Ch>
inline bool StrtodDiyFp(const Ch* decimals, int dLen, int dExp, double* result) { … }

template<typename Ch>
inline double StrtodBigInteger(double approx, const Ch* decimals, int dLen, int dExp) { … }

template<typename Ch>
inline double StrtodFullPrecision(double d, int p, const Ch* decimals, size_t length, size_t decimalPosition, int exp) { … }

} // namespace internal
RAPIDJSON_NAMESPACE_END

#endif // RAPIDJSON_STRTOD_