1/* GCC Quad-Precision Math Library 2 Copyright (C) 2010-2019 Free Software Foundation, Inc. 3 Written by Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> 4 5This file is part of the libquadmath library. 6Libquadmath is free software; you can redistribute it and/or 7modify it under the terms of the GNU Library General Public 8License as published by the Free Software Foundation; either 9version 2 of the License, or (at your option) any later version. 10 11Libquadmath is distributed in the hope that it will be useful, 12but WITHOUT ANY WARRANTY; without even the implied warranty of 13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14Library General Public License for more details. 15 16You should have received a copy of the GNU Library General Public 17License along with libquadmath; see the file COPYING.LIB. If 18not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, 19Boston, MA 02110-1301, USA. */ 20 21#ifndef QUADMATH_H 22#define QUADMATH_H 23 24#include <stdlib.h> 25 26#ifdef __cplusplus 27extern "C" { 28#endif 29 30/* Define the complex type corresponding to __float128 31 ("_Complex __float128" is not allowed) */ 32#if (!defined(_ARCH_PPC)) || defined(__LONG_DOUBLE_IEEE128__) 33typedef _Complex float __attribute__((mode(TC))) __complex128; 34#else 35typedef _Complex float __attribute__((mode(KC))) __complex128; 36#endif 37 38#ifdef __cplusplus 39# define __quadmath_throw throw () 40# define __quadmath_nth(fct) fct throw () 41#else 42# define __quadmath_throw __attribute__((__nothrow__)) 43# define __quadmath_nth(fct) __attribute__((__nothrow__)) fct 44#endif 45 46/* Prototypes for real functions */ 47extern __float128 acosq (__float128) __quadmath_throw; 48extern __float128 acoshq (__float128) __quadmath_throw; 49extern __float128 asinq (__float128) __quadmath_throw; 50extern __float128 asinhq (__float128) __quadmath_throw; 51extern __float128 atanq (__float128) __quadmath_throw; 52extern __float128 atanhq (__float128) __quadmath_throw; 53extern __float128 atan2q (__float128, __float128) __quadmath_throw; 54extern __float128 cbrtq (__float128) __quadmath_throw; 55extern __float128 ceilq (__float128) __quadmath_throw; 56extern __float128 copysignq (__float128, __float128) __quadmath_throw; 57extern __float128 coshq (__float128) __quadmath_throw; 58extern __float128 cosq (__float128) __quadmath_throw; 59extern __float128 erfq (__float128) __quadmath_throw; 60extern __float128 erfcq (__float128) __quadmath_throw; 61extern __float128 exp2q (__float128) __quadmath_throw; 62extern __float128 expq (__float128) __quadmath_throw; 63extern __float128 expm1q (__float128) __quadmath_throw; 64extern __float128 fabsq (__float128) __quadmath_throw; 65extern __float128 fdimq (__float128, __float128) __quadmath_throw; 66extern int finiteq (__float128) __quadmath_throw; 67extern __float128 floorq (__float128) __quadmath_throw; 68extern __float128 fmaq (__float128, __float128, __float128) __quadmath_throw; 69extern __float128 fmaxq (__float128, __float128) __quadmath_throw; 70extern __float128 fminq (__float128, __float128) __quadmath_throw; 71extern __float128 fmodq (__float128, __float128) __quadmath_throw; 72extern __float128 frexpq (__float128, int *) __quadmath_throw; 73extern __float128 hypotq (__float128, __float128) __quadmath_throw; 74extern int isinfq (__float128) __quadmath_throw; 75extern int ilogbq (__float128) __quadmath_throw; 76extern int isnanq (__float128) __quadmath_throw; 77extern int issignalingq (__float128) __quadmath_throw; 78extern __float128 j0q (__float128) __quadmath_throw; 79extern __float128 j1q (__float128) __quadmath_throw; 80extern __float128 jnq (int, __float128) __quadmath_throw; 81extern __float128 ldexpq (__float128, int) __quadmath_throw; 82extern __float128 lgammaq (__float128) __quadmath_throw; 83extern long long int llrintq (__float128) __quadmath_throw; 84extern long long int llroundq (__float128) __quadmath_throw; 85extern __float128 logbq (__float128) __quadmath_throw; 86extern __float128 logq (__float128) __quadmath_throw; 87extern __float128 log10q (__float128) __quadmath_throw; 88extern __float128 log2q (__float128) __quadmath_throw; 89extern __float128 log1pq (__float128) __quadmath_throw; 90extern long int lrintq (__float128) __quadmath_throw; 91extern long int lroundq (__float128) __quadmath_throw; 92extern __float128 modfq (__float128, __float128 *) __quadmath_throw; 93extern __float128 nanq (const char *) __quadmath_throw; 94extern __float128 nearbyintq (__float128) __quadmath_throw; 95extern __float128 nextafterq (__float128, __float128) __quadmath_throw; 96extern __float128 powq (__float128, __float128) __quadmath_throw; 97extern __float128 remainderq (__float128, __float128) __quadmath_throw; 98extern __float128 remquoq (__float128, __float128, int *) __quadmath_throw; 99extern __float128 rintq (__float128) __quadmath_throw; 100extern __float128 roundq (__float128) __quadmath_throw; 101extern __float128 scalblnq (__float128, long int) __quadmath_throw; 102extern __float128 scalbnq (__float128, int) __quadmath_throw; 103extern int signbitq (__float128) __quadmath_throw; 104extern void sincosq (__float128, __float128 *, __float128 *) __quadmath_throw; 105extern __float128 sinhq (__float128) __quadmath_throw; 106extern __float128 sinq (__float128) __quadmath_throw; 107extern __float128 sqrtq (__float128) __quadmath_throw; 108extern __float128 tanq (__float128) __quadmath_throw; 109extern __float128 tanhq (__float128) __quadmath_throw; 110extern __float128 tgammaq (__float128) __quadmath_throw; 111extern __float128 truncq (__float128) __quadmath_throw; 112extern __float128 y0q (__float128) __quadmath_throw; 113extern __float128 y1q (__float128) __quadmath_throw; 114extern __float128 ynq (int, __float128) __quadmath_throw; 115 116 117/* Prototypes for complex functions */ 118extern __float128 cabsq (__complex128) __quadmath_throw; 119extern __float128 cargq (__complex128) __quadmath_throw; 120extern __float128 cimagq (__complex128) __quadmath_throw; 121extern __float128 crealq (__complex128) __quadmath_throw; 122extern __complex128 cacosq (__complex128) __quadmath_throw; 123extern __complex128 cacoshq (__complex128) __quadmath_throw; 124extern __complex128 casinq (__complex128) __quadmath_throw; 125extern __complex128 casinhq (__complex128) __quadmath_throw; 126extern __complex128 catanq (__complex128) __quadmath_throw; 127extern __complex128 catanhq (__complex128) __quadmath_throw; 128extern __complex128 ccosq (__complex128) __quadmath_throw; 129extern __complex128 ccoshq (__complex128) __quadmath_throw; 130extern __complex128 cexpq (__complex128) __quadmath_throw; 131extern __complex128 cexpiq (__float128) __quadmath_throw; 132extern __complex128 clogq (__complex128) __quadmath_throw; 133extern __complex128 clog10q (__complex128) __quadmath_throw; 134extern __complex128 conjq (__complex128) __quadmath_throw; 135extern __complex128 cpowq (__complex128, __complex128) __quadmath_throw; 136extern __complex128 cprojq (__complex128) __quadmath_throw; 137extern __complex128 csinq (__complex128) __quadmath_throw; 138extern __complex128 csinhq (__complex128) __quadmath_throw; 139extern __complex128 csqrtq (__complex128) __quadmath_throw; 140extern __complex128 ctanq (__complex128) __quadmath_throw; 141extern __complex128 ctanhq (__complex128) __quadmath_throw; 142 143 144/* Prototypes for string <-> __float128 conversion functions */ 145extern __float128 strtoflt128 (const char *, char **) __quadmath_throw; 146extern int quadmath_snprintf (char *str, size_t size, 147 const char *format, ...) __quadmath_throw; 148 149 150/* Macros */ 151#define FLT128_MAX 1.18973149535723176508575932662800702e4932Q 152#define FLT128_MIN 3.36210314311209350626267781732175260e-4932Q 153#define FLT128_EPSILON 1.92592994438723585305597794258492732e-34Q 154#define FLT128_DENORM_MIN 6.475175119438025110924438958227646552e-4966Q 155#define FLT128_MANT_DIG 113 156#define FLT128_MIN_EXP (-16381) 157#define FLT128_MAX_EXP 16384 158#define FLT128_DIG 33 159#define FLT128_MIN_10_EXP (-4931) 160#define FLT128_MAX_10_EXP 4932 161 162 163#define HUGE_VALQ __builtin_huge_valq() 164/* The following alternative is valid, but brings the warning: 165 (floating constant exceeds range of ���__float128���) */ 166/* #define HUGE_VALQ (__extension__ 0x1.0p32767Q) */ 167 168#define M_Eq 2.718281828459045235360287471352662498Q /* e */ 169#define M_LOG2Eq 1.442695040888963407359924681001892137Q /* log_2 e */ 170#define M_LOG10Eq 0.434294481903251827651128918916605082Q /* log_10 e */ 171#define M_LN2q 0.693147180559945309417232121458176568Q /* log_e 2 */ 172#define M_LN10q 2.302585092994045684017991454684364208Q /* log_e 10 */ 173#define M_PIq 3.141592653589793238462643383279502884Q /* pi */ 174#define M_PI_2q 1.570796326794896619231321691639751442Q /* pi/2 */ 175#define M_PI_4q 0.785398163397448309615660845819875721Q /* pi/4 */ 176#define M_1_PIq 0.318309886183790671537767526745028724Q /* 1/pi */ 177#define M_2_PIq 0.636619772367581343075535053490057448Q /* 2/pi */ 178#define M_2_SQRTPIq 1.128379167095512573896158903121545172Q /* 2/sqrt(pi) */ 179#define M_SQRT2q 1.414213562373095048801688724209698079Q /* sqrt(2) */ 180#define M_SQRT1_2q 0.707106781186547524400844362104849039Q /* 1/sqrt(2) */ 181 182#define __quadmath_extern_inline \ 183 extern inline __attribute__ ((__gnu_inline__)) 184 185__quadmath_extern_inline __float128 186__quadmath_nth (cimagq (__complex128 __z)) 187{ 188 return __imag__ __z; 189} 190 191__quadmath_extern_inline __float128 192__quadmath_nth (crealq (__complex128 __z)) 193{ 194 return __real__ __z; 195} 196 197__quadmath_extern_inline __complex128 198__quadmath_nth (conjq (__complex128 __z)) 199{ 200 return __extension__ ~__z; 201} 202 203#ifdef __cplusplus 204} 205#endif 206 207#endif 208