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..54fa01f0b --- /dev/null +++ b/libc/sysdeps/linux/powerpc/bits/mathdef.h @@ -0,0 +1,81 @@ +/* Copyright (C) 1997, 1998, 1999, 2000 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 + + +/* 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'. */ + +/* 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; /* `float' expressions are evaluated as + `double'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ + +/* 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; + +/* 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 (-2147483647) +# define FP_ILOGBNAN (2147483647) + +#endif /* ISO C99 */ + +#ifndef __NO_LONG_DOUBLE_MATH +/* Signal that 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 |