| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright (C) 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| 11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
| 12 * | 12 * |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #ifndef WTF_MathExtras_h | 26 #ifndef WTF_MathExtras_h |
| 27 #define WTF_MathExtras_h | 27 #define WTF_MathExtras_h |
| 28 | 28 |
| 29 #include <cmath> |
| 30 #include <cstddef> |
| 31 #include <limits> |
| 29 #include "platform/wtf/Allocator.h" | 32 #include "platform/wtf/Allocator.h" |
| 30 #include "platform/wtf/Assertions.h" | 33 #include "platform/wtf/Assertions.h" |
| 31 #include "platform/wtf/CPU.h" | 34 #include "platform/wtf/CPU.h" |
| 32 #include <cmath> | |
| 33 #include <cstddef> | |
| 34 #include <limits> | |
| 35 | 35 |
| 36 #if COMPILER(MSVC) | 36 #if COMPILER(MSVC) |
| 37 // Make math.h behave like other platforms. | 37 // Make math.h behave like other platforms. |
| 38 #define _USE_MATH_DEFINES | 38 #define _USE_MATH_DEFINES |
| 39 // Even if math.h was already included, including math.h again with | 39 // Even if math.h was already included, including math.h again with |
| 40 // _USE_MATH_DEFINES adds the extra defines. | 40 // _USE_MATH_DEFINES adds the extra defines. |
| 41 #include <math.h> | 41 #include <math.h> |
| 42 #include <stdint.h> | 42 #include <stdint.h> |
| 43 #endif | 43 #endif |
| 44 | 44 |
| (...skipping 381 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 426 if (i >> 2) | 426 if (i >> 2) |
| 427 log2 += 2, i >>= 2; | 427 log2 += 2, i >>= 2; |
| 428 if (i >> 1) | 428 if (i >> 1) |
| 429 log2 += 1; | 429 log2 += 1; |
| 430 return log2; | 430 return log2; |
| 431 } | 431 } |
| 432 | 432 |
| 433 } // namespace WTF | 433 } // namespace WTF |
| 434 | 434 |
| 435 #endif // #ifndef WTF_MathExtras_h | 435 #endif // #ifndef WTF_MathExtras_h |
| OLD | NEW |