projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 63d143a2 CM |
1 | /* Copyright (C) 2011 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. | |
| 3 | Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 63d143a2 CM |
18 | |
| 19 | #if !defined _MATH_H && !defined _COMPLEX_H | |
| 20 | # error "Never use <bits/mathdef.h> directly; include <math.h> instead" | |
| 21 | #endif | |
| 22 | ||
| 23 | #if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF | |
| 24 | # define _MATH_H_MATHDEF 1 | |
| 25 | ||
| 26 | /* "float" and "double" expressions evaluated as "float" and "double". */ | |
| 27 | typedef float float_t; | |
| 28 | typedef double double_t; | |
| 29 | ||
| 30 | /* The values returned by `ilogb' for 0 and NaN respectively. */ | |
| 31 | # define FP_ILOGB0 (-2147483647) | |
| 32 | # define FP_ILOGBNAN (2147483647) | |
| 33 | ||
| 34 | /* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l} | |
| 35 | builtins are supported. */ | |
| 36 | # if __FP_FAST_FMA | |
| 37 | # define FP_FAST_FMA 1 | |
| 38 | # endif | |
| 39 | ||
| 40 | # if __FP_FAST_FMAF | |
| 41 | # define FP_FAST_FMAF 1 | |
| 42 | # endif | |
| 43 | ||
| 44 | # if __FP_FAST_FMAL | |
| 45 | # define FP_FAST_FMAL 1 | |
| 46 | # endif | |
| 47 | ||
| 48 | #endif /* ISO C99 */ |