545a5cb664
2010-12-06 Tobias Burnus <burnus@net-b.de>
PR fortran/46817
* quadmath-imp.h: Add LGPL header.
* quadmath.h: Add LGPL header.
* quadmath_io.c: Add LGPL header.
* quadmath_weak.h: Add LGPL header.
From-SVN: r167521
129 lines
4.9 KiB
C
129 lines
4.9 KiB
C
/* GCC Quad-Precision Math Library
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Copyright (C) 2010 Free Software Foundation, Inc.
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Written by Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
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This file is part of the libiberty library.
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Libiberty is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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Libiberty 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with libiberty; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#ifndef QUADMATH_H
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#define QUADMATH_H
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#include <stdlib.h>
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// Define the complex type corresponding to __float128
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// ("_Complex __float128" is not allowed)
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typedef _Complex float __attribute__((mode(TC))) __complex128;
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// Prototypes for real functions
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extern __float128 acosq (__float128);
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extern __float128 acoshq (__float128);
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extern __float128 asinq (__float128);
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extern __float128 asinhq (__float128);
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extern __float128 atanq (__float128);
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extern __float128 atanhq (__float128);
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extern __float128 atan2q (__float128, __float128);
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extern __float128 cbrtq (const __float128);
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extern __float128 ceilq (__float128);
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extern __float128 copysignq (__float128, __float128);
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extern __float128 coshq (__float128);
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extern __float128 cosq (__float128);
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extern __float128 erfq (__float128);
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extern __float128 erfcq (__float128);
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extern __float128 expq (__float128);
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extern __float128 expm1q (__float128);
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extern __float128 fabsq (__float128);
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extern int finiteq (const __float128);
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extern __float128 floorq (__float128);
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extern __float128 fmodq (__float128, __float128);
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extern __float128 frexpq (__float128, int *);
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extern __float128 hypotq (__float128, __float128);
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extern int isinfq (__float128);
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extern int isnanq (const __float128);
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extern __float128 j0q (__float128);
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extern __float128 j1q (__float128);
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extern __float128 jnq (int, __float128);
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extern __float128 ldexpq (__float128, int);
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extern __float128 lgammaq (__float128);
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extern long long int llroundq (__float128);
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extern __float128 logq (__float128);
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extern __float128 log10q (__float128);
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extern __float128 log1pq (__float128);
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extern long int lroundq (__float128);
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extern __float128 modfq (__float128, __float128 *);
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extern __float128 nanq (const char *);
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extern __float128 nextafterq (__float128, __float128);
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extern __float128 powq (__float128, __float128);
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extern __float128 remainderq (__float128, __float128);
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extern __float128 rintq (__float128);
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extern __float128 roundq (__float128);
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extern __float128 scalblnq (__float128, long int);
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extern __float128 scalbnq (__float128, int);
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extern int signbitq (const __float128);
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extern void sincosq (__float128, __float128 *, __float128 *);
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extern __float128 sinhq (__float128);
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extern __float128 sinq (__float128);
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extern __float128 sqrtq (const __float128);
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extern __float128 tanq (__float128);
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extern __float128 tanhq (__float128);
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extern __float128 tgammaq (__float128);
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extern __float128 truncq (__float128);
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extern __float128 y0q (__float128);
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extern __float128 y1q (__float128);
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extern __float128 ynq (int, __float128);
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// Prototypes for complex functions
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extern __float128 cabsq (__complex128);
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extern __float128 cargq (__complex128);
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extern __complex128 ccosq (__complex128);
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extern __complex128 ccoshq (__complex128);
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extern __complex128 cexpq (__complex128);
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extern __complex128 cexpiq (__float128);
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extern __complex128 clogq (__complex128);
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extern __complex128 clog10q (__complex128);
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extern __complex128 cpowq (__complex128, __complex128);
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extern __complex128 csinq (__complex128);
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extern __complex128 csinhq (__complex128);
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extern __complex128 csqrtq (__complex128);
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extern __complex128 ctanq (__complex128);
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extern __complex128 ctanhq (__complex128);
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// Prototypes for our I/O functions
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extern int quadmath_strtopQ (const char *, char **, void *);
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extern void quadmath_dtoaq (char *, size_t, size_t, __float128);
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// Macros
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#define FLT128_MAX 1.18973149535723176508575932662800702e4932Q
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#define FLT128_MIN 3.36210314311209350626267781732175260e-4932Q
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#define FLT128_EPSILON 1.92592994438723585305597794258492732e-34Q
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#define FLT128_DENORM_MIN 6.475175119438025110924438958227646552e-4966Q
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#define FLT128_MANT_DIG 113
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#define FLT128_MIN_EXP (-16381)
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#define FLT128_MAX_EXP 16384
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// TODO -- One day, we need to add the following macros:
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// FLT128_DIG, FLT128_MIN_10_EXP, FLT128_MAX_10_EXP
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#define HUGE_VALQ __builtin_huge_valq()
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/* The following alternative is valid, but brings the warning:
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(floating constant exceeds range of ‘__float128’) */
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/* #define HUGE_VALQ (__extension__ 0x1.0p32767Q) */
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#endif
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