diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/generic/strtold.c | 41 | ||||
| -rw-r--r-- | sysdeps/m68k/strtold.c | 2 |
2 files changed, 43 insertions, 0 deletions
diff --git a/sysdeps/generic/strtold.c b/sysdeps/generic/strtold.c new file mode 100644 index 0000000000..f1bb2f1c0d --- /dev/null +++ b/sysdeps/generic/strtold.c @@ -0,0 +1,41 @@ +#include <math.h> + +#ifndef __NO_LONG_DOUBLE_MATH +/* 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" +#else +# include <stdlib.h> +/* There is no `long double' type, use the `double' implementations. */ +long double +__strtold_internal (const char *nptr, char **endptr, int group) +{ + return __strtod_internal (nptr, endptr, group); +} + +long double +strtold (const char *nptr, char **endptr) +{ + return __strtod_internal (nptr, endptr, 0); +} +#endif diff --git a/sysdeps/m68k/strtold.c b/sysdeps/m68k/strtold.c new file mode 100644 index 0000000000..dd7fbce195 --- /dev/null +++ b/sysdeps/m68k/strtold.c @@ -0,0 +1,2 @@ +#define DENORM_EXP (MIN_EXP - 1) +#include <sysdeps/generic/strtold.c> |