diff options
Diffstat (limited to 'libc/sysdeps/linux/sparc/bits/mathdef.h')
-rw-r--r-- | libc/sysdeps/linux/sparc/bits/mathdef.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sparc/bits/mathdef.h b/libc/sysdeps/linux/sparc/bits/mathdef.h new file mode 100644 index 000000000..c330c5c3d --- /dev/null +++ b/libc/sysdeps/linux/sparc/bits/mathdef.h @@ -0,0 +1,89 @@ +/* Copyright (C) 1997, 1998, 1999 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#if !defined _MATH_H && !defined _COMPLEX_H +# error "Never use <bits/mathdef.h> directly; include <math.h> instead" +#endif + +#include <bits/wordsize.h> + +/* FIXME! This file describes properties of the compiler, not the machine; + it should not be part of libc! */ + +#if defined __USE_ISOC9X && 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; +typedef double double_t; + +/* Signal that types stay as they were declared. */ +# define FLT_EVAL_METHOD 0 + +/* Define `INFINITY' as value of type `float'. */ +# define INFINITY HUGE_VALF + +# else + +/* For `gcc -traditional', `float' expressions are evaluated as `double'. */ +typedef double float_t; +typedef double double_t; + +/* Signal that both types are `double'. */ +# define FLT_EVAL_METHOD 1 + +/* Define `INFINITY' as value of type `float'. */ +# define INFINITY HUGE_VALF + +# endif +# else + +/* Wild guess at types for float_t and double_t. */ +typedef double float_t; +typedef double double_t; + +/* Strange compiler, we don't know how it works. */ +# define FLT_EVAL_METHOD -1 + +/* Define `INFINITY' as value of type `float'. */ +# define INFINITY HUGE_VALF + +# endif + +/* The values returned by `ilogb' for 0 and NaN respectively. */ +# define FP_ILOGB0 0x80000001 +# define FP_ILOGBNAN 0x7fffffff + +/* Number of decimal digits for the `double' type. */ +# define DECIMAL_DIG 15 + +#endif /* ISO C99 */ + +#ifndef __NO_LONG_DOUBLE_MATH + +# if __WORDSIZE == 32 +/* Signal that in 32bit ABI we do not really have a `long double'. + The disables the declaration of all the `long double' function + variants. */ +# define __NO_LONG_DOUBLE_MATH 1 +# endif + +#endif |