diff options
Diffstat (limited to 'sysdeps/x86_64/fpu/printf_fphex.c')
| -rw-r--r-- | sysdeps/x86_64/fpu/printf_fphex.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/sysdeps/x86_64/fpu/printf_fphex.c b/sysdeps/x86_64/fpu/printf_fphex.c deleted file mode 100644 index fd68eaeebf..0000000000 --- a/sysdeps/x86_64/fpu/printf_fphex.c +++ /dev/null @@ -1,93 +0,0 @@ -/* Print floating point number in hexadecimal notation according to ISO C99. - Copyright (C) 1997-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef LONG_DOUBLE_DENORM_BIAS -# define LONG_DOUBLE_DENORM_BIAS (IEEE854_LONG_DOUBLE_BIAS - 1) -#endif - -#define PRINT_FPHEX_LONG_DOUBLE \ -do { \ - /* The "strange" 80 bit format on ix86 and m68k has an explicit \ - leading digit in the 64 bit mantissa. */ \ - unsigned long long int num; \ - union ieee854_long_double u; \ - u.d = fpnum.ldbl; \ - \ - num = (((unsigned long long int) u.ieee.mantissa0) << 32 \ - | u.ieee.mantissa1); \ - \ - zero_mantissa = num == 0; \ - \ - if (sizeof (unsigned long int) > 6) \ - { \ - numstr = _itoa_word (num, numbuf + sizeof numbuf, 16, \ - info->spec == 'A'); \ - wnumstr = _itowa_word (num, \ - wnumbuf + sizeof (wnumbuf) / sizeof (wchar_t),\ - 16, info->spec == 'A'); \ - } \ - else \ - { \ - numstr = _itoa (num, numbuf + sizeof numbuf, 16, info->spec == 'A');\ - wnumstr = _itowa (num, \ - wnumbuf + sizeof (wnumbuf) / sizeof (wchar_t), \ - 16, info->spec == 'A'); \ - } \ - \ - /* Fill with zeroes. */ \ - while (numstr > numbuf + (sizeof numbuf - 64 / 4)) \ - { \ - *--numstr = '0'; \ - *--wnumstr = L'0'; \ - } \ - \ - /* We use a full nibble for the leading digit. */ \ - leading = *numstr++; \ - wnumstr++; \ - \ - /* We have 3 bits from the mantissa in the leading nibble. \ - Therefore we are here using `IEEE854_LONG_DOUBLE_BIAS + 3'. */ \ - exponent = u.ieee.exponent; \ - \ - if (exponent == 0) \ - { \ - if (zero_mantissa) \ - expnegative = 0; \ - else \ - { \ - /* This is a denormalized number. */ \ - expnegative = 1; \ - /* This is a hook for the m68k long double format, where the \ - exponent bias is the same for normalized and denormalized \ - numbers. */ \ - exponent = LONG_DOUBLE_DENORM_BIAS + 3; \ - } \ - } \ - else if (exponent >= IEEE854_LONG_DOUBLE_BIAS + 3) \ - { \ - expnegative = 0; \ - exponent -= IEEE854_LONG_DOUBLE_BIAS + 3; \ - } \ - else \ - { \ - expnegative = 1; \ - exponent = -(exponent - (IEEE854_LONG_DOUBLE_BIAS + 3)); \ - } \ -} while (0) - -#include <stdio-common/printf_fphex.c> |