1 /* Copyright (C) 1997,1998,1999,2000,2003,2004,2006
2 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 #if !defined _MATH_H && !defined _COMPLEX_H
20 # error "Never use <bits/mathdef.h> directly; include <math.h> instead"
23 /* FIXME! This file describes properties of the compiler, not the machine;
24 it should not be part of libc! */
26 #if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
27 # define _MATH_H_MATHDEF 1
29 /* Alpha has both `float' and `double' arithmetic. */
30 typedef float float_t;
31 typedef double double_t;
33 /* The values returned by `ilogb' for 0 and NaN respectively. */
34 # define FP_ILOGB0 (-2147483647)
35 # define FP_ILOGBNAN (2147483647)
37 #endif /* ISO C99 && MATH_H */
39 #if defined _COMPLEX_H && !defined _COMPLEX_H_MATHDEF
40 # define _COMPLEX_H_MATHDEF 1
41 # if defined(__GNUC__) && !__GNUC_PREREQ(3,4)
43 /* Due to an ABI change, we need to remap the complex float symbols. */
44 # define _Mdouble_ float
45 # define __MATHCALL(function, args) \
46 __MATHDECL(_Complex float, function, args)
47 # define __MATHDECL(type, function, args) \
48 __MATHDECL_1(type, function##f, args, __c1_##function##f); \
49 __MATHDECL_1(type, __##function##f, args, __c1_##function##f)
50 # define __MATHDECL_1(type, function, args, alias) \
51 extern type function args __asm__(#alias) __THROW
53 # include <bits/cmathcalls.h>
60 # endif /* GNUC before 3.4 */
61 #endif /* COMPLEX_H */
63 #if !defined __NO_LONG_DOUBLE_MATH && !defined __UCLIBC_HAS_LONG_DOUBLE_MATH__
64 # define __NO_LONG_DOUBLE_MATH 1