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m68k/cf: define __signbit/__signbitf as inlines

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Andreas Schwab 2012-08-08 12:00:31 +02:00
parent 3b7d2b398e
commit 3381e4ff2d
2 changed files with 46 additions and 0 deletions
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ports/ChangeLog.m68k
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2012-08-08 Andreas Schwab <schwab@linux-m68k.org>
* sysdeps/m68k/coldfire/fpu/bits/mathinline.h: New file.
* sysdeps/unix/sysv/linux/m68k/coldfire/nptl/bits/atomic.h
(atomic_compare_and_exchange_val_acq) [!SHARED]: Add cast to avoid
warning.

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ports/sysdeps/m68k/coldfire/fpu/bits/mathinline.h Normal file
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/* Inline math functions for Coldfire.
Copyright (C) 2012 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, see
<http://www.gnu.org/licenses/>. */
#ifndef _MATH_H
# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
#endif
#ifndef __extern_always_inline
# define __MATH_INLINE __inline
#else
# define __MATH_INLINE __extern_always_inline
#endif
#if defined __USE_ISOC99 && defined __GNUC__
/* Test for negative number. Used in the signbit macro. */
__MATH_INLINE int
__NTH (__signbitf (float __x))
{
return __builtin_signbitf (__x);
}
__MATH_INLINE int
__NTH (__signbit (double __x))
{
return __builtin_signbit (__x);
}
#endif