diff options
Diffstat (limited to 'sysdeps/generic/ldexp.c')
-rw-r--r-- | sysdeps/generic/ldexp.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/sysdeps/generic/ldexp.c b/sysdeps/generic/ldexp.c new file mode 100644 index 0000000000..ac5b019cc6 --- /dev/null +++ b/sysdeps/generic/ldexp.c @@ -0,0 +1,27 @@ +/* Copyright (C) 1991 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, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <ansidecl.h> +#include <math.h> + +/* Return X times (two to the EXP power). */ +double +DEFUN(ldexp, (x, exp), register double x AND register int exp) +{ + return x * pow(2.0, (double) exp); +} |