1d92226be3
PR fortran/47642 * libquadmath.texi (quadmath_snprintf): Document. (quadmath_flt128tostr): Remove. * Makefile.am (libquadmath_la_SOURCES): Add printf/*.c. Remove quadmath_io.c, gdtoa/gdtoa.c, gdtoa/g__fmt.c, gdtoa/g_Qfmt.c, gdtoa/dmisc.c and gdtoa/ulp.c. * quadmath.h (quadmath_snprintf): New prototype. (quadmath_flt128tostr): Remove. * quadmath_weak.h (quadmath_snprintf): Add. (quadmath_flt128tostr): Remove. * configure.ac: New AC_CHECK_HEADERS headers: langinfo.h, wchar.h, wctype.h, limits.h, ctype.h, printf.h, errno.h. (AC_USE_SYSTEM_EXTENSIONS): Add. (HAVE_HIDDEN_VISIBILITY, HAVE_PRINTF_HOOKS, USE_LOCALE_SUPPORT, USE_I18N_NUMBER_H): New checks. * quadmath.map (QUADMATH_1.0): Add quadmath_snprintf. Remove quadmath_flt128tostr. * printf/printf_fphex.c: New file. * printf/_itowa.h: New file. * printf/mul_n.c: New file. * printf/quadmath-printf.h: New file. * printf/submul_1.c: New file. * printf/quadmath-printf.c: New file. * printf/gmp-impl.h: New file. * printf/lshift.c: New file. * printf/fpioconst.h: New file. * printf/add_n.c: New file. * printf/cmp.c: New file. * printf/sub_n.c: New file. * printf/mul.c: New file. * printf/divrem.c: New file. * printf/addmul_1.c: New file. * printf/printf_fp.c: New file. * printf/_itoa.h: New file. * printf/fpioconst.c: New file. * printf/_i18n_number.h: New file. * printf/flt1282mpn.c: New file. * printf/rshift.c: New file. * printf/mul_1.c: New file. * quadmath_io.c: Removed. * gdtoa/gdtoa.c: Removed. * gdtoa/g__fmt.c: Removed. * gdtoa/g_Qfmt.c: Removed. * gdtoa/dmisc.c: Removed. * gdtoa/ulp.c: Removed. * config.h.in: Regenerated. * configure: Regenerated. * Makefile.in: Regenerated. * io/write_float.def (DTOAQ): Use quadmath_snprintf instead of quadmath_flt128tostr. * io/transfer128.c (tmp2): Initialize to quadmath_snprintf instead of quadmath_flt128tostr. From-SVN: r170135
65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/* Header file for constants used in floating point <-> decimal conversions.
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Copyright (C) 1995, 1996, 1997, 1998, 1999, 2002, 2003
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Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _FPIOCONST_H
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#define _FPIOCONST_H
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#include <float.h>
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#include <math.h>
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/* These values are used by __printf_fp, where they are noncritical (if the
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value is not large enough, it will just be slower); and by
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strtof/strtod/strtold, where it is critical (it's used for overflow
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detection).
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XXX These should be defined in <float.h>. For the time being, we have the
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IEEE754 values here. */
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#define FLT128_MAX_10_EXP_LOG 12 /* = floor(log_2(FLT128_MAX_10_EXP)) */
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/* The array with the number representation. */
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#define __tens __quadmath_tens
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extern const mp_limb_t __tens[] attribute_hidden;
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/* Table of powers of ten. This is used by __printf_fp and by
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strtof/strtod/strtold. */
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struct mp_power
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{
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size_t arrayoff; /* Offset in `__tens'. */
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mp_size_t arraysize; /* Size of the array. */
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int p_expo; /* Exponent of the number 10^(2^i). */
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int m_expo; /* Exponent of the number 10^-(2^i-1). */
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};
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#define _fpioconst_pow10 __quadmath_fpioconst_pow10
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extern const struct mp_power _fpioconst_pow10[FLT128_MAX_10_EXP_LOG + 1]
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attribute_hidden;
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/* The constants in the array `_fpioconst_pow10' have an offset. */
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#if BITS_PER_MP_LIMB == 32
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# define _FPIO_CONST_OFFSET 2
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#else
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# define _FPIO_CONST_OFFSET 1
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#endif
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#endif /* fpioconst.h */
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