ricow@chromium.org | 55ee807 | 2011-09-08 16:33:10 +0000 | [diff] [blame] | 1 | // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | // Extra POSIX/ANSI routines for Win32 when using Visual Studio C++. Please |
| 29 | // refer to The Open Group Base Specification for specification of the correct |
| 30 | // semantics for these functions. |
| 31 | // (http://www.opengroup.org/onlinepubs/000095399/) |
| 32 | |
| 33 | #ifndef V8_WIN32_MATH_H_ |
| 34 | #define V8_WIN32_MATH_H_ |
| 35 | |
| 36 | #ifndef _MSC_VER |
| 37 | #error Wrong environment, expected MSVC. |
| 38 | #endif // _MSC_VER |
| 39 | |
| 40 | enum { |
| 41 | FP_NAN, |
| 42 | FP_INFINITE, |
| 43 | FP_ZERO, |
| 44 | FP_SUBNORMAL, |
| 45 | FP_NORMAL |
| 46 | }; |
| 47 | |
| 48 | namespace v8 { |
| 49 | |
| 50 | int isfinite(double x); |
| 51 | |
| 52 | } // namespace v8 |
| 53 | |
| 54 | int isnan(double x); |
| 55 | int isinf(double x); |
| 56 | int isless(double x, double y); |
| 57 | int isgreater(double x, double y); |
| 58 | int fpclassify(double x); |
| 59 | int signbit(double x); |
| 60 | |
| 61 | #endif // V8_WIN32_MATH_H_ |