diff options
Diffstat (limited to 'sysdeps/alpha')
| -rw-r--r-- | sysdeps/alpha/fpu/bits/mathdef.h | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/sysdeps/alpha/fpu/bits/mathdef.h b/sysdeps/alpha/fpu/bits/mathdef.h index 2ff626d089..5ee9644469 100644 --- a/sysdeps/alpha/fpu/bits/mathdef.h +++ b/sysdeps/alpha/fpu/bits/mathdef.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998 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 @@ -16,56 +16,65 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#ifndef _MATH_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! */ -#ifdef __GNUC__ -# if __STDC__ == 1 +#if defined __USE_ISOC9X && defined _MATH_H +# 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 FLT_EVAL_METHOD 0 /* Define `INFINITY' as value of type `float'. */ -# define INFINITY HUGE_VALF +# define INFINITY HUGE_VALF -# else +# 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 FLT_EVAL_METHOD 1 /* Define `INFINITY' as value of type `float'. */ -# define INFINITY HUGE_VALF +# define INFINITY HUGE_VALF -# endif -#else +# 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 FLT_EVAL_METHOD -1 /* Define `INFINITY' as value of type `float'. */ -# define INFINITY HUGE_VALF +# define INFINITY HUGE_VALF -#endif +# endif /* The values returned by `ilogb' for 0 and NaN respectively. */ -#define FP_ILOGB0 0x80000001 -#define FP_ILOGBNAN 0x7fffffff +# define FP_ILOGB0 0x80000001 +# define FP_ILOGBNAN 0x7fffffff /* Number of decimal digits for the `double' type. */ -#define DECIMAL_DIG 15 +# define DECIMAL_DIG 15 + +#endif /* ISO C 9X */ + +#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 |