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568035b7 | 1 | /* Copyright (C) 1997-2013 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
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5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
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8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
30010c63 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
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15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
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17 | |
18 | #if !defined _MATH_H && !defined _COMPLEX_H | |
19 | # error "Never use <bits/mathdef.h> directly; include <math.h> instead" | |
20 | #endif | |
21 | ||
22 | ||
23 | /* FIXME! This file describes properties of the compiler, not the machine; | |
24 | it should not be part of libc! | |
25 | ||
26 | FIXME! This file does not deal with the -fshort-double option of | |
27 | gcc! */ | |
28 | ||
29 | #if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF | |
30 | # define _MATH_H_MATHDEF 1 | |
31 | ||
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32 | /* PowerPC has both `float' and `double' arithmetic. */ |
33 | typedef float float_t; | |
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34 | typedef double double_t; |
35 | ||
30010c63 | 36 | /* The values returned by `ilogb' for 0 and NaN respectively. */ |
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37 | # define FP_ILOGB0 (-2147483647) |
38 | # define FP_ILOGBNAN (2147483647) | |
30010c63 | 39 | |
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40 | /* The powerpc has a combined multiply/add instruction. */ |
41 | # define FP_FAST_FMA 1 | |
42 | # define FP_FAST_FMAF 1 | |
43 | ||
30010c63 | 44 | #endif /* ISO C99 */ |