diff options
Diffstat (limited to 'sysdeps/alpha/fpu/bits/mathinline.h')
| -rw-r--r-- | sysdeps/alpha/fpu/bits/mathinline.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/sysdeps/alpha/fpu/bits/mathinline.h b/sysdeps/alpha/fpu/bits/mathinline.h new file mode 100644 index 0000000000..0f76027317 --- /dev/null +++ b/sysdeps/alpha/fpu/bits/mathinline.h @@ -0,0 +1,44 @@ +/* Inline math functions for Alpha. + Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Mosberger-Tang. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#if defined (__GNUC__) && !defined (__NO_MATH_INLINES) + +extern __inline double +__copysign (double __x, double __y) +{ + __asm ("cpys %1, %2, %0" : "=f" (__x) : "f" (__y), "f" (__x)); + return __x; +} + +extern __inline double +fabs (double __x) +{ + __asm ("cpys $f31, %1, %0" : "=f" (__x) : "f" (__x)); + return __x; +} + +extern __inline double +atan (double __x) +{ + extern double __atan2 (double, double); + return __atan2 (__x, 1.0); +} + +#endif |