| // Copyright 2016 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_IEEE754_H_ |
| #define V8_BASE_IEEE754_H_ |
| |
| namespace v8 { |
| namespace base { |
| namespace ieee754 { |
| |
| // Returns the principal value of the arc tangent of |x|; that is the value |
| // whose tangent is |x|. |
| double atan(double x); |
| |
| // Returns the principal value of the arc tangent of |y/x|, using the signs of |
| // the two arguments to determine the quadrant of the result. |
| double atan2(double y, double x); |
| |
| // Returns the cosine of |x|, where |x| is given in radians. |
| double cos(double x); |
| |
| // Returns the base-e exponential of |x|. |
| double exp(double x); |
| |
| double atanh(double x); |
| |
| // Returns the natural logarithm of |x|. |
| double log(double x); |
| |
| // Returns a value equivalent to |log(1+x)|, but computed in a way that is |
| // accurate even if the value of |x| is near zero. |
| double log1p(double x); |
| |
| // Returns the base 2 logarithm of |x|. |
| double log2(double x); |
| |
| // Returns the base 10 logarithm of |x|. |
| double log10(double x); |
| |
| // Returns the cube root of |x|. |
| double cbrt(double x); |
| |
| // Returns exp(x)-1, the exponential of |x| minus 1. |
| double expm1(double x); |
| |
| // Returns the sine of |x|, where |x| is given in radians. |
| double sin(double x); |
| |
| // Returns the tangent of |x|, where |x| is given in radians. |
| double tan(double x); |
| |
| } // namespace ieee754 |
| } // namespace base |
| } // namespace v8 |
| |
| #endif // V8_BASE_IEEE754_H_ |