1 | /* Copyright (C) 1999, 2004 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, write to the Free |
16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
17 | 02111-1307 USA. */ |
18 | |
19 | /* The actual implementation for all floating point sizes is in strtod.c. |
20 | These macros tell it to produce the `__float128' version, `strtold'. */ |
21 | |
22 | #define FLOAT __float128 |
23 | #define FLT FLT128 |
24 | #ifdef USE_WIDE_CHAR |
25 | # define STRTOF wcstoflt128 |
26 | # define __STRTOF __wcstoflt128 |
27 | #else |
28 | # define STRTOF strtoflt128 |
29 | # define __STRTOF __strtoflt128 |
30 | #endif |
31 | #define MPN2FLOAT mpn_construct_float128 |
32 | #define FLOAT_HUGE_VAL HUGE_VALQ |
33 | #define SET_MANTISSA(flt, mant) \ |
34 | do { ieee854_float128 u; \ |
35 | u.value = (flt); \ |
36 | u.ieee.mant_high = 0x800000000000ULL; \ |
37 | u.ieee.mant_low = mant; \ |
38 | (flt) = u.value; \ |
39 | } while (0) |
40 | |
41 | static inline __attribute__((__always_inline__)) |
42 | __float128 ____strtoflt128_internal (const char *, char **, int); |
43 | |
44 | #include "strtod_l.c" |
45 | |
46 | __float128 |
47 | strtoflt128 (const char *nptr, char **endptr) |
48 | { |
49 | return ____STRTOF_INTERNAL (nptr, endptr, 0); |
50 | } |
51 | |