diff options
Diffstat (limited to 'stdio-common/printf_fp.c')
| -rw-r--r-- | stdio-common/printf_fp.c | 130 |
1 files changed, 47 insertions, 83 deletions
diff --git a/stdio-common/printf_fp.c b/stdio-common/printf_fp.c index 7845d9635c..65ee9a7937 100644 --- a/stdio-common/printf_fp.c +++ b/stdio-common/printf_fp.c @@ -327,94 +327,58 @@ __printf_fp_l (FILE *fp, locale_t loc, else grouping = NULL; +#define PRINTF_FP_FETCH(FLOAT, VAR, SUFFIX, MANT_DIG) \ + { \ + (VAR) = *(const FLOAT *) args[0]; \ + \ + /* Check for special values: not a number or infinity. */ \ + if (isnan (VAR)) \ + { \ + is_neg = signbit (VAR); \ + if (isupper (info->spec)) \ + { \ + special = "NAN"; \ + wspecial = L"NAN"; \ + } \ + else \ + { \ + special = "nan"; \ + wspecial = L"nan"; \ + } \ + } \ + else if (isinf (VAR)) \ + { \ + is_neg = signbit (VAR); \ + if (isupper (info->spec)) \ + { \ + special = "INF"; \ + wspecial = L"INF"; \ + } \ + else \ + { \ + special = "inf"; \ + wspecial = L"inf"; \ + } \ + } \ + else \ + { \ + p.fracsize = __mpn_extract_##SUFFIX \ + (fp_input, \ + (sizeof (fp_input) / sizeof (fp_input[0])), \ + &p.exponent, &is_neg, VAR); \ + to_shift = 1 + p.fracsize * BITS_PER_MP_LIMB - MANT_DIG; \ + } \ + } + /* Fetch the argument value. */ #ifndef __NO_LONG_DOUBLE_MATH if (info->is_long_double && sizeof (long double) > sizeof (double)) - { - fpnum.ldbl = *(const long double *) args[0]; - - /* Check for special values: not a number or infinity. */ - if (isnan (fpnum.ldbl)) - { - is_neg = signbit (fpnum.ldbl); - if (isupper (info->spec)) - { - special = "NAN"; - wspecial = L"NAN"; - } - else - { - special = "nan"; - wspecial = L"nan"; - } - } - else if (isinf (fpnum.ldbl)) - { - is_neg = signbit (fpnum.ldbl); - if (isupper (info->spec)) - { - special = "INF"; - wspecial = L"INF"; - } - else - { - special = "inf"; - wspecial = L"inf"; - } - } - else - { - p.fracsize = __mpn_extract_long_double (fp_input, - (sizeof (fp_input) / - sizeof (fp_input[0])), - &p.exponent, &is_neg, - fpnum.ldbl); - to_shift = 1 + p.fracsize * BITS_PER_MP_LIMB - LDBL_MANT_DIG; - } - } + PRINTF_FP_FETCH (long double, fpnum.ldbl, long_double, LDBL_MANT_DIG) else -#endif /* no long double */ - { - fpnum.dbl = *(const double *) args[0]; +#endif + PRINTF_FP_FETCH (double, fpnum.dbl, double, DBL_MANT_DIG) - /* Check for special values: not a number or infinity. */ - if (isnan (fpnum.dbl)) - { - is_neg = signbit (fpnum.dbl); - if (isupper (info->spec)) - { - special = "NAN"; - wspecial = L"NAN"; - } - else - { - special = "nan"; - wspecial = L"nan"; - } - } - else if (isinf (fpnum.dbl)) - { - is_neg = signbit (fpnum.dbl); - if (isupper (info->spec)) - { - special = "INF"; - wspecial = L"INF"; - } - else - { - special = "inf"; - wspecial = L"inf"; - } - } - else - { - p.fracsize = __mpn_extract_double (fp_input, - (sizeof (fp_input) - / sizeof (fp_input[0])), - &p.exponent, &is_neg, fpnum.dbl); - to_shift = 1 + p.fracsize * BITS_PER_MP_LIMB - DBL_MANT_DIG; - } - } +#undef PRINTF_FP_FETCH if (special) { |