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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/ieee754/ldbl-128ibm/printf_fphex.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/printf_fphex.c')
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/printf_fphex.c141
1 files changed, 0 insertions, 141 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/printf_fphex.c b/sysdeps/ieee754/ldbl-128ibm/printf_fphex.c
deleted file mode 100644
index b2ad25e..0000000
--- a/sysdeps/ieee754/ldbl-128ibm/printf_fphex.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/* Print floating point number in hexadecimal notation according to ISO C99.
- Copyright (C) 1997,1998,1999,2000,2001,2002,2004,2006,2007
- Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
-
- 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#define PRINT_FPHEX_LONG_DOUBLE \
-do { \
- /* We have 105 bits of mantissa plus one implicit digit. Since \
- 106 bits are representable without rest using hexadecimal \
- digits we use only the implicit digits for the number before \
- the decimal point. */ \
- unsigned long long int num0, num1; \
- unsigned long long hi, lo; \
- int ediff; \
- union ibm_extended_long_double eldbl; \
- eldbl.d = fpnum.ldbl.d; \
- \
- assert (sizeof (long double) == 16); \
- \
- lo = ((long long)eldbl.ieee.mantissa2 << 32) | eldbl.ieee.mantissa3; \
- hi = ((long long)eldbl.ieee.mantissa0 << 32) | eldbl.ieee.mantissa1; \
- lo <<= 7; /* pre-shift lo to match ieee854. */ \
- /* If the lower double is not a denomal or zero then set the hidden \
- 53rd bit. */ \
- if (eldbl.ieee.exponent2 != 0) \
- lo |= (1ULL << (52 + 7)); \
- else \
- lo <<= 1; \
- /* The lower double is normalized separately from the upper. We \
- may need to adjust the lower manitissa to reflect this. */ \
- ediff = eldbl.ieee.exponent - eldbl.ieee.exponent2; \
- if (ediff > 53 + 63) \
- lo = 0; \
- else if (ediff > 53) \
- lo = lo >> (ediff - 53); \
- else if (eldbl.ieee.exponent2 == 0 && ediff < 53) \
- lo = lo << (53 - ediff); \
- if (eldbl.ieee.negative != eldbl.ieee.negative2 \
- && (eldbl.ieee.exponent2 != 0 || lo != 0L)) \
- { \
- lo = (1ULL << 60) - lo; \
- if (hi == 0L) \
- { \
- /* we have a borrow from the hidden bit, so shift left 1. */ \
- hi = 0xffffffffffffeLL | (lo >> 59); \
- lo = 0xfffffffffffffffLL & (lo << 1); \
- eldbl.ieee.exponent--; \
- } \
- else \
- hi--; \
- } \
- num1 = (hi << 60) | lo; \
- num0 = hi >> 4; \
- \
- zero_mantissa = (num0|num1) == 0; \
- \
- if (sizeof (unsigned long int) > 6) \
- { \
- numstr = _itoa_word (num1, numbuf + sizeof numbuf, 16, \
- info->spec == 'A'); \
- wnumstr = _itowa_word (num1, \
- wnumbuf + sizeof (wnumbuf) / sizeof (wchar_t),\
- 16, info->spec == 'A'); \
- } \
- else \
- { \
- numstr = _itoa (num1, numbuf + sizeof numbuf, 16, \
- info->spec == 'A'); \
- wnumstr = _itowa (num1, \
- wnumbuf + sizeof (wnumbuf) / sizeof (wchar_t), \
- 16, info->spec == 'A'); \
- } \
- \
- while (numstr > numbuf + (sizeof numbuf - 64 / 4)) \
- { \
- *--numstr = '0'; \
- *--wnumstr = L'0'; \
- } \
- \
- if (sizeof (unsigned long int) > 6) \
- { \
- numstr = _itoa_word (num0, numstr, 16, info->spec == 'A'); \
- wnumstr = _itowa_word (num0, wnumstr, 16, info->spec == 'A'); \
- } \
- else \
- { \
- numstr = _itoa (num0, numstr, 16, info->spec == 'A'); \
- wnumstr = _itowa (num0, wnumstr, 16, info->spec == 'A'); \
- } \
- \
- /* Fill with zeroes. */ \
- while (numstr > numbuf + (sizeof numbuf - 112 / 4)) \
- { \
- *--numstr = '0'; \
- *--wnumstr = L'0'; \
- } \
- \
- leading = eldbl.ieee.exponent == 0 ? '0' : '1'; \
- \
- exponent = eldbl.ieee.exponent; \
- \
- if (exponent == 0) \
- { \
- if (zero_mantissa) \
- expnegative = 0; \
- else \
- { \
- /* This is a denormalized number. */ \
- expnegative = 1; \
- exponent = IBM_EXTENDED_LONG_DOUBLE_BIAS - 1; \
- } \
- } \
- else if (exponent >= IBM_EXTENDED_LONG_DOUBLE_BIAS) \
- { \
- expnegative = 0; \
- exponent -= IBM_EXTENDED_LONG_DOUBLE_BIAS; \
- } \
- else \
- { \
- expnegative = 1; \
- exponent = -(exponent - IBM_EXTENDED_LONG_DOUBLE_BIAS); \
- } \
-} while (0)
-
-#include <stdio-common/printf_fphex.c>