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| author | Carmelo Amoroso <carmelo.amoroso@st.com> | 2008-03-16 09:11:31 +0000 |
|---|---|---|
| committer | Carmelo Amoroso <carmelo.amoroso@st.com> | 2008-03-16 09:11:31 +0000 |
| commit | 1cd785fe106389b7cc708d1c413eb8bfbc95ff43 (patch) | |
| tree | 01a20f24c6cac36568a0c96ce76578fe8b8f47f8 /libc/sysdeps/linux/xtensa/bits/mathdef.h | |
| parent | b892d0f9caca5d891d7ce615e3df518b3870b36b (diff) | |
| download | uClibc-alpine-1cd785fe106389b7cc708d1c413eb8bfbc95ff43.tar.bz2 uClibc-alpine-1cd785fe106389b7cc708d1c413eb8bfbc95ff43.tar.xz | |
Merge nptl branch tree with trunk.
Step 8: add xtensa, cris and avr32 architecture dependent
files, as is.
Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'libc/sysdeps/linux/xtensa/bits/mathdef.h')
| -rw-r--r-- | libc/sysdeps/linux/xtensa/bits/mathdef.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/xtensa/bits/mathdef.h b/libc/sysdeps/linux/xtensa/bits/mathdef.h new file mode 100644 index 000000000..0177fa9fc --- /dev/null +++ b/libc/sysdeps/linux/xtensa/bits/mathdef.h @@ -0,0 +1,43 @@ +/* Copyright (C) 2000, 2001, 2004, 2007 + 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., 51 Franklin Street - Fifth Floor, + Boston, MA 02110-1301, USA. */ + +#if !defined _MATH_H && !defined _COMPLEX_H +# error "Never use <bits/mathdef.h> directly; include <math.h> instead" +#endif + +#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF +# define _MATH_H_MATHDEF 1 + +/* Xtensa has `float' and `double' operations. */ +typedef float float_t; /* `float' expressions are evaluated as + `float'. */ +typedef double double_t; /* `double' expressions are evaluated as + `double'. */ + +/* 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 |