diff options
Diffstat (limited to 'REORG.TODO/sysdeps/powerpc/power5+/fpu/s_modff.c')
-rw-r--r-- | REORG.TODO/sysdeps/powerpc/power5+/fpu/s_modff.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/powerpc/power5+/fpu/s_modff.c b/REORG.TODO/sysdeps/powerpc/power5+/fpu/s_modff.c new file mode 100644 index 0000000000..35bed46fa7 --- /dev/null +++ b/REORG.TODO/sysdeps/powerpc/power5+/fpu/s_modff.c @@ -0,0 +1,46 @@ +/* Copyright (C) 2013-2017 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 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, see <http://www.gnu.org/licenses/>. */ + +#include <math.h> +#include <math_private.h> + +float +__modff (float x, float *iptr) +{ + if (__builtin_isinff (x)) + { + *iptr = x; + return __copysignf (0.0, x); + } + else if (__builtin_isnanf (x)) + { + *iptr = NAN; + return NAN; + } + + if (x >= 0.0) + { + *iptr = __floorf (x); + return __copysignf (x - *iptr, x); + } + else + { + *iptr = __ceilf (x); + return __copysignf (x - *iptr, x); + } +} +weak_alias (__modff, modff) |