diff options
Diffstat (limited to 'libc/sysdeps/linux/powerpc/bits/mathdef.h')
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/mathdef.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/powerpc/bits/mathdef.h b/libc/sysdeps/linux/powerpc/bits/mathdef.h new file mode 100644 index 000000000..7c7d9f7d7 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/bits/mathdef.h @@ -0,0 +1,81 @@ +/* Copyright (C) 1997,1998,1999,2000,2003,2004,2006 + 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <features.h> + +#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 + +# ifdef __GNUC__ +# if __STDC__ == 1 + +/* In GNU or ANSI mode, gcc leaves `float' expressions as-is. */ +typedef float float_t; /* `float' expressions are evaluated as + `float'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ + +# else + +/* For `gcc -traditional', `float' expressions are evaluated as `double'. */ +typedef double float_t; /* `float' expressions are evaluated as + `double'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ + +# endif +# else + +/* Wild guess at types for float_t and double_t. */ +typedef double float_t; +typedef double double_t; + +# endif + +/* The values returned by `ilogb' for 0 and NaN respectively. */ +# define FP_ILOGB0 (-2147483647) +# define FP_ILOGBNAN (2147483647) + +#endif /* ISO C99 */ + +#ifndef __NO_LONG_DOUBLE_MATH +#ifdef __CONFIG_E500__ +# define __NO_LONG_DOUBLE_MATH 1 +#else +#include <bits/wordsize.h> +/* Signal that we do not really have a `long double'. The disables the + declaration of all the `long double' function variants. */ +# if __WORDSIZE == 32 +# define __NO_LONG_DOUBLE_MATH 1 +# elif !defined __UCLIBC_HAS_LONG_DOUBLE_MATH__ +# define __NO_LONG_DOUBLE_MATH 1 +# endif /* __WORDSIZE == 32 */ +# endif /* __CONGIG_E500__ */ +# endif /* __NO_LONG_DOUBLE_MATH */ |