diff options
| -rw-r--r-- | ports/ChangeLog.m68k | 2 | ||||
| -rw-r--r-- | ports/sysdeps/m68k/coldfire/fpu/bits/mathinline.h | 44 |
2 files changed, 46 insertions, 0 deletions
diff --git a/ports/ChangeLog.m68k b/ports/ChangeLog.m68k index e4fccd2..5d4a0e8 100644 --- a/ports/ChangeLog.m68k +++ b/ports/ChangeLog.m68k @@ -1,5 +1,7 @@ 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. diff --git a/ports/sysdeps/m68k/coldfire/fpu/bits/mathinline.h b/ports/sysdeps/m68k/coldfire/fpu/bits/mathinline.h new file mode 100644 index 0000000..928b7d3 --- /dev/null +++ b/ports/sysdeps/m68k/coldfire/fpu/bits/mathinline.h @@ -0,0 +1,44 @@ +/* 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 |