| // Copyright 2011 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| // Extra POSIX/ANSI routines for Win32 when using Visual Studio C++. Please |
| // refer to The Open Group Base Specification for specification of the correct |
| // semantics for these functions. |
| // (http://www.opengroup.org/onlinepubs/000095399/) |
| |
| #ifndef V8_WIN32_MATH_H_ |
| #define V8_WIN32_MATH_H_ |
| |
| #ifndef _MSC_VER |
| #error Wrong environment, expected MSVC. |
| #endif // _MSC_VER |
| |
| // MSVC 2013+ provides implementations of all standard math functions. |
| #if (_MSC_VER < 1800) |
| enum { |
| FP_NAN, |
| FP_INFINITE, |
| FP_ZERO, |
| FP_SUBNORMAL, |
| FP_NORMAL |
| }; |
| |
| |
| namespace std { |
| |
| int isfinite(double x); |
| int isinf(double x); |
| int isnan(double x); |
| int isless(double x, double y); |
| int isgreater(double x, double y); |
| int fpclassify(double x); |
| int signbit(double x); |
| |
| } // namespace std |
| |
| #endif // _MSC_VER < 1800 |
| |
| #endif // V8_WIN32_MATH_H_ |
