mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-17 10:30:20 +00:00
43 lines
1.6 KiB
C
43 lines
1.6 KiB
C
|
/* Copyright (C) 1999 Free Software Foundation, Inc.
|
||
|
|
|
||
|
|
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. */
|
||
|
|
|
||
|
|
#include <math.h>
|
||
|
|
|
||
|
|
/* The actual implementation for all floating point sizes is in strtod.c.
|
||
|
|
These macros tell it to produce the `long double' version, `strtold'. */
|
||
|
|
|
||
|
|
# define FLOAT long double
|
||
|
|
# define FLT LDBL
|
||
|
|
# ifdef USE_IN_EXTENDED_LOCALE_MODEL
|
||
|
|
# define STRTOF __strtold_l
|
||
|
|
# else
|
||
|
|
# define STRTOF strtold
|
||
|
|
# endif
|
||
|
|
# define MPN2FLOAT __mpn_construct_long_double
|
||
|
|
# define FLOAT_HUGE_VAL HUGE_VALL
|
||
|
|
# define SET_MANTISSA(flt, mant) \
|
||
|
|
do { union ieee854_long_double u; \
|
||
|
|
u.d = (flt); \
|
||
|
|
if ((mant & 0x7fffffffffffffffULL) == 0) \
|
||
|
|
mant = 0x4000000000000000ULL; \
|
||
|
|
u.ieee.mantissa0 = (((mant) >> 32) & 0x7fffffff) | 0x80000000; \
|
||
|
|
u.ieee.mantissa1 = (mant) & 0xffffffff; \
|
||
|
|
(flt) = u.d; \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
# include "strtod.c"
|