mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-22 13:00:06 +00:00
04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/* Return the mantissa of a floating-point number.
|
|
Copyright (C) 2018-2019 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/>. */
|
|
|
|
/*
|
|
* significand(x) computes just
|
|
* scalb(x, (FLOAT) - ilogb(x)),
|
|
* for exercising the fraction-part(F) IEEE 754-1985 test vector.
|
|
*/
|
|
|
|
#include <math.h>
|
|
#include <math_private.h>
|
|
|
|
FLOAT
|
|
M_DECL_FUNC (__significand) (FLOAT x)
|
|
{
|
|
return M_SUF (__ieee754_scalb) (x,(FLOAT) - M_SUF (__ilogb) (x));
|
|
}
|
|
declare_mgen_alias (__significand, significand)
|