OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [newlib/] [libc/] [sys/] [linux/] [include/] [complex.h] - Blame information for rev 816

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 148 jeremybenn
/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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
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.
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
12
   Lesser General Public License for more details.
13
 
14
   You should have received a copy of the GNU Lesser General Public
15
   License along with the GNU C Library; if not, write to the Free
16
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17
   02111-1307 USA.  */
18
 
19
/*
20
 *      ISO C99:  7.3 Complex arithmetic        <complex.h>
21
 */
22
 
23
#ifndef _COMPLEX_H
24
#define _COMPLEX_H      1
25
 
26
#include <sys/types.h>
27
#include <features.h>
28
 
29
__BEGIN_DECLS
30
 
31
#define __CONCAT(x,y) x ## y
32
/* We might need to add support for more compilers here.  But since ISO
33
   C99 is out hopefully all maintained compilers will soon provide the data
34
   types `float complex' and `double complex'.  */
35
#if __GNUC_PREREQ (2, 7) && !__GNUC_PREREQ (2, 97)
36
# define _Complex __complex__
37
#endif
38
 
39
#define complex         _Complex
40
 
41
/* Narrowest imaginary unit.  This depends on the floating-point
42
   evaluation method.
43
   XXX This probably has to go into a gcc related file.  */
44
#define _Complex_I      (__extension__ 1.0iF)
45
 
46
/* Another more descriptive name is `I'.
47
   XXX Once we have the imaginary support switch this to _Imaginary_I.  */
48
#undef I
49
#define I _Complex_I
50
 
51
/* The file <bits/cmathcalls.h> contains the prototypes for all the
52
   actual math functions.  These macros are used for those prototypes,
53
   so we can easily declare each function as both `name' and `__name',
54
   and can declare the float versions `namef' and `__namef'.  */
55
 
56
#define __MATHCALL(function, args)      \
57
  __MATHDECL (_Mdouble_complex_,function, args)
58
#define __MATHDECL(type, function, args) \
59
  __MATHDECL_1(type, function, args); \
60
  __MATHDECL_1(type, __CONCAT(__,function), args)
61
#define __MATHDECL_1(type, function, args) \
62
  extern type __MATH_PRECNAME(function) args __THROW
63
 
64
#define _Mdouble_               double
65
#define __MATH_PRECNAME(name)   name
66
#include <cmathcalls.h>
67
#undef  _Mdouble_
68
#undef  __MATH_PRECNAME
69
 
70
/* Now the float versions.  */
71
#ifndef _Mfloat_
72
# define _Mfloat_               float
73
#endif
74
#define _Mdouble_               _Mfloat_
75
#ifdef __STDC__
76
# define __MATH_PRECNAME(name)  name##f
77
#else
78
# define __MATH_PRECNAME(name)  name/**/f
79
#endif
80
#include <cmathcalls.h>
81
#undef  _Mdouble_
82
#undef  __MATH_PRECNAME
83
 
84
#if 0
85
/* And the long double versions.  It is non-critical to define them
86
   here unconditionally since `long double' is required in ISO C99.  */
87
#if __STDC__ - 0 || __GNUC__ - 0 && !defined __NO_LONG_DOUBLE_MATH
88
# ifndef _Mlong_double_
89
#  define _Mlong_double_        long double
90
# endif
91
# define _Mdouble_              _Mlong_double_
92
# ifdef __STDC__
93
#  define __MATH_PRECNAME(name) name##l
94
# else
95
#  define __MATH_PRECNAME(name) name/**/l
96
# endif
97
# include <cmathcalls.h>
98
#endif
99
#endif
100
#undef  _Mdouble_
101
#undef  __MATH_PRECNAME
102
#undef  __MATHDECL_1
103
#undef  __MATHDECL
104
#undef  __MATHCALL
105
 
106
__END_DECLS
107
 
108
#endif /* complex.h */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.