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| author | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
| commit | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch) | |
| tree | 2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/mips/bits/nan.h | |
| parent | 7d58530341304d403a6626d7f7a1913165fe2f32 (diff) | |
| download | glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.xz glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip | |
2.5-18.1
Diffstat (limited to 'sysdeps/mips/bits/nan.h')
| -rw-r--r-- | sysdeps/mips/bits/nan.h | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/sysdeps/mips/bits/nan.h b/sysdeps/mips/bits/nan.h deleted file mode 100644 index baaaa551fb..0000000000 --- a/sysdeps/mips/bits/nan.h +++ /dev/null @@ -1,56 +0,0 @@ -/* `NAN' constant for IEEE 754 machines. - Copyright (C) 1992, 1996, 1997, 1999, 2002, 2004 - 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/nan.h> directly; include <math.h> instead." -#endif - - -/* IEEE Not A Number (QNaN). Note that MIPS has the QNaN and SNaN patterns - reversed compared to most other architectures. The IEEE spec left - the definition of this open to implementations, and for MIPS the top - bit of the mantissa must be SET to indicate a SNaN. */ - -#if __GNUC_PREREQ(3,3) - -# define NAN (__builtin_nanf("")) - -#elif defined __GNUC__ - -# define NAN \ - (__extension__ \ - ((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; }) \ - { __l: 0x7fbfffffUL }).__d) - -#else - -# include <endian.h> - -# if __BYTE_ORDER == __BIG_ENDIAN -# define __nan_bytes { 0x7f, 0xbf, 0xff, 0xff } -# endif -# if __BYTE_ORDER == __LITTLE_ENDIAN -# define __nan_bytes { 0xff, 0xff, 0xbf, 0x7f } -# endif - -static union { unsigned char __c[4]; float __d; } __nan_union = { __nan_bytes }; -# define NAN (__nan_union.__d) - -#endif /* GCC. */ |