| // 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_NUMBERS_IEEE754_H_ |
| #define V8_NUMBERS_IEEE754_H_ |
| |
| #include "src/base/macros.h" |
| namespace v8::internal::math { |
| |
| // Returns |x| to the power of |y|. |
| // The result of base ** exponent when base is 1 or -1 and exponent is |
| // +Infinity or -Infinity differs from IEEE 754-2008. The first edition |
| // of ECMAScript specified a result of NaN for this operation, whereas |
| // later versions of IEEE 754-2008 specified 1. The historical ECMAScript |
| // behaviour is preserved for compatibility reasons. |
| V8_EXPORT_PRIVATE double pow(double x, double y); |
| |
| } // namespace v8::internal::math |
| |
| #endif // V8_NUMBERS_IEEE754_H_ |
