diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-96/strtold.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-96/strtold.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-96/strtold.c b/sysdeps/ieee754/ldbl-96/strtold.c new file mode 100644 index 0000000000..cabb787d4e --- /dev/null +++ b/sysdeps/ieee754/ldbl-96/strtold.c @@ -0,0 +1,42 @@ +/* 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" |