1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/* 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! */
#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
# define _MATH_H_MATHDEF 1
/* Alpha has "float" and "double" operations. */
typedef float float_t; /* float expressions are evaluated as float. */
typedef double double_t; /* double expressions are evaluated as double. */
/* The values returned by `ilogb' for 0 and NaN respectively. */
# define FP_ILOGB0 (-2147483647)
# define FP_ILOGBNAN (2147483647)
#endif /* ISO C99 && MATH_H */
#if defined _COMPLEX_H && !defined _COMPLEX_H_MATHDEF
# define _COMPLEX_H_MATHDEF 1
# if defined(__GNUC__) && !__GNUC_PREREQ(3,4)
/* Due to an ABI change, we need to remap the complex float symbols. */
# define _Mdouble_ float
# define __MATHCALL(function, args) \
__MATHDECL (_Complex float, function, args)
# define __MATHDECL(type, function, args) \
__MATHDECL_1(type, function##f, args, __c1_##function##f); \
__MATHDECL_1(type, __##function##f, args, __c1_##function##f)
# define __MATHDECL_1(type, function, args, alias) \
extern type function args __asm__(#alias) __THROW
# include <bits/cmathcalls.h>
# undef _Mdouble_
# undef __MATHCALL
# undef __MATHDECL
# undef __MATHDECL_1
# endif /* GNUC before 3.4 */
#endif /* COMPLEX_H */
|
