diff options
Diffstat (limited to 'sysdeps/sparc/sparc64/fpu/bits/huge_val.h')
-rw-r--r-- | sysdeps/sparc/sparc64/fpu/bits/huge_val.h | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/sysdeps/sparc/sparc64/fpu/bits/huge_val.h b/sysdeps/sparc/sparc64/fpu/bits/huge_val.h deleted file mode 100644 index 2cc3c10..0000000 --- a/sysdeps/sparc/sparc64/fpu/bits/huge_val.h +++ /dev/null @@ -1,122 +0,0 @@ -/* `HUGE_VAL' constants for IEEE 754 machines (where it is infinity). - Used by <stdlib.h> and <math.h> functions for overflow. - Copyright (C) 1992, 1995, 1996, 1997, 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 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. */ - -#ifndef _MATH_H -# error "Never use <bits/huge_val.h> directly; include <math.h> instead." -#endif - -#include <features.h> -#include <bits/wordsize.h> - -/* IEEE positive infinity (-HUGE_VAL is negative infinity). */ - -#ifdef __GNUC__ - -# if __GNUC_PREREQ(2,96) - -# define HUGE_VAL (__extension__ 0x1.0p2047) - -# else - -# define HUGE_VAL \ - (__extension__ \ - ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; }) \ - { __l: 0x7ff0000000000000ULL }).__d) - -# endif - -#else /* not GCC */ - -typedef union { unsigned char __c[8]; double __d; } __huge_val_t; - -# define __HUGE_VAL_bytes { 0x7f, 0xf0, 0, 0, 0, 0, 0, 0 } - -static __huge_val_t __huge_val = { __HUGE_VAL_bytes }; -# define HUGE_VAL (__huge_val.__d) - -#endif /* GCC. */ - - -/* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */ - -#ifdef __USE_ISOC99 - -# if __GNUC_PREREQ(2,96) - -# define HUGE_VALF (__extension__ 0x1.0p255f) -# if __WORDSIZE == 32 -# define HUGE_VALL HUGE_VAL -# else -/* Sparc64 uses IEEE 754 128bit long double */ -# define HUGE_VALL (__extension__ 0x1.0p32767L) -# endif - -# else - -# ifdef __GNUC__ - -# define HUGE_VALF \ - (__extension__ \ - ((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; }) \ - { __l: 0x7f800000UL }).__d) - -# else /* not GCC */ - -typedef union { unsigned char __c[4]; float __f; } __huge_valf_t; - -# define __HUGE_VALF_bytes { 0x7f, 0x80, 0, 0 } - -static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes }; -# define HUGE_VALF (__huge_valf.__f) - -# endif /* GCC. */ - -# if __WORDSIZE == 32 - -/* Sparc32 has IEEE 754 64bit long double */ -# define HUGE_VALL HUGE_VAL - -# else - -/* Sparc64 uses IEEE 754 128bit long double */ - -# ifdef __GNUC__ - -# define HUGE_VALL \ - (__extension__ \ - ((union { struct { unsigned long __h, __l; } __i; long double __d; }) \ - { __i: { __h: 0x7fff000000000000UL, __l: 0 } }).__d) - -# else /* not GCC */ - -typedef union { unsigned char __c[16]; long double __d; } __huge_vall_t; - -# define __HUGE_VALL_bytes { 0x7f, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } - -static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes }; -# define HUGE_VALL (__huge_vall.__d) - -# endif /* GCC. */ - -# endif - -# endif /* GCC 2.95. */ - -#endif /* __USE_ISOC99. */ |