chromium/v8/src/base/numbers/diy-fp.h

// Copyright 2011 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef V8_BASE_NUMBERS_DIY_FP_H_
#define V8_BASE_NUMBERS_DIY_FP_H_

#include <stdint.h>

#include "src/base/logging.h"

namespace v8 {
namespace base {

// This "Do It Yourself Floating Point" class implements a floating-point number
// with a uint64 significand and an int exponent. Normalized DiyFp numbers will
// have the most significant bit of the significand set.
// Multiplication and Subtraction do not normalize their results.
// DiyFp are not designed to contain special doubles (NaN and Infinity).
class DiyFp { … };

}  // namespace base
}  // namespace v8

#endif  // V8_BASE_NUMBERS_DIY_FP_H_