| /* Copyright (C) 1997-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #if !defined _MATH_H && !defined _COMPLEX_H |
| # error "Never use <bits/mathdef.h> directly; include <math.h> instead" |
| #endif |
| |
| |
| /* FIXME! This file describes properties of the compiler, not the machine; |
| it should not be part of libc! |
| |
| FIXME! This file does not deal with the -fshort-double option of |
| gcc! */ |
| |
| #if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF |
| # define _MATH_H_MATHDEF 1 |
| |
| /* PowerPC has both `float' and `double' arithmetic. */ |
| typedef float float_t; |
| typedef double double_t; |
| |
| /* The values returned by `ilogb' for 0 and NaN respectively. */ |
| # define FP_ILOGB0 (-2147483647) |
| # define FP_ILOGBNAN (2147483647) |
| |
| # if !defined _SOFT_FLOAT && !defined __NO_FPRS__ |
| /* The powerpc has a combined multiply/add instruction. */ |
| # define FP_FAST_FMA 1 |
| # define FP_FAST_FMAF 1 |
| # endif |
| |
| #endif /* ISO C99 */ |
