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 5 This file is part of the libquadmath library. 6 Libquadmath is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Library General Public 8 License as published by the Free Software Foundation; either 9 version 2 of the License, or (at your option) any later version. 10 11 Libquadmath is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Library General Public License for more details. 15 16 You should have received a copy of the GNU Library General Public 17 License along with libquadmath; see the file COPYING.LIB. If 18 not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, 19 Boston, MA 02110-1301, USA. */ 20 21 #ifndef QUADMATH_H 22 #define QUADMATH_H 23 24 #include <stdlib.h> 25 26 #ifdef __cplusplus 27 extern "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__) 33 typedef _Complex float __attribute__((mode(TC))) __complex128; 34 #else 35 typedef _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 */ 47 extern __float128 acosq (__float128) __quadmath_throw; 48 extern __float128 acoshq (__float128) __quadmath_throw; 49 extern __float128 asinq (__float128) __quadmath_throw; 50 extern __float128 asinhq (__float128) __quadmath_throw; 51 extern __float128 atanq (__float128) __quadmath_throw; 52 extern __float128 atanhq (__float128) __quadmath_throw; 53 extern __float128 atan2q (__float128, __float128) __quadmath_throw; 54 extern __float128 cbrtq (__float128) __quadmath_throw; 55 extern __float128 ceilq (__float128) __quadmath_throw; 56 extern __float128 copysignq (__float128, __float128) __quadmath_throw; 57 extern __float128 coshq (__float128) __quadmath_throw; 58 extern __float128 cosq (__float128) __quadmath_throw; 59 extern __float128 erfq (__float128) __quadmath_throw; 60 extern __float128 erfcq (__float128) __quadmath_throw; 61 extern __float128 exp2q (__float128) __quadmath_throw; 62 extern __float128 expq (__float128) __quadmath_throw; 63 extern __float128 expm1q (__float128) __quadmath_throw; 64 extern __float128 fabsq (__float128) __quadmath_throw; 65 extern __float128 fdimq (__float128, __float128) __quadmath_throw; 66 extern int finiteq (__float128) __quadmath_throw; 67 extern __float128 floorq (__float128) __quadmath_throw; 68 extern __float128 fmaq (__float128, __float128, __float128) __quadmath_throw; 69 extern __float128 fmaxq (__float128, __float128) __quadmath_throw; 70 extern __float128 fminq (__float128, __float128) __quadmath_throw; 71 extern __float128 fmodq (__float128, __float128) __quadmath_throw; 72 extern __float128 frexpq (__float128, int *) __quadmath_throw; 73 extern __float128 hypotq (__float128, __float128) __quadmath_throw; 74 extern int isinfq (__float128) __quadmath_throw; 75 extern int ilogbq (__float128) __quadmath_throw; 76 extern int isnanq (__float128) __quadmath_throw; 77 extern int issignalingq (__float128) __quadmath_throw; 78 extern __float128 j0q (__float128) __quadmath_throw; 79 extern __float128 j1q (__float128) __quadmath_throw; 80 extern __float128 jnq (int, __float128) __quadmath_throw; 81 extern __float128 ldexpq (__float128, int) __quadmath_throw; 82 extern __float128 lgammaq (__float128) __quadmath_throw; 83 extern long long int llrintq (__float128) __quadmath_throw; 84 extern long long int llroundq (__float128) __quadmath_throw; 85 extern __float128 logbq (__float128) __quadmath_throw; 86 extern __float128 logq (__float128) __quadmath_throw; 87 extern __float128 log10q (__float128) __quadmath_throw; 88 extern __float128 log2q (__float128) __quadmath_throw; 89 extern __float128 log1pq (__float128) __quadmath_throw; 90 extern long int lrintq (__float128) __quadmath_throw; 91 extern long int lroundq (__float128) __quadmath_throw; 92 extern __float128 modfq (__float128, __float128 *) __quadmath_throw; 93 extern __float128 nanq (const char *) __quadmath_throw; 94 extern __float128 nearbyintq (__float128) __quadmath_throw; 95 extern __float128 nextafterq (__float128, __float128) __quadmath_throw; 96 extern __float128 powq (__float128, __float128) __quadmath_throw; 97 extern __float128 remainderq (__float128, __float128) __quadmath_throw; 98 extern __float128 remquoq (__float128, __float128, int *) __quadmath_throw; 99 extern __float128 rintq (__float128) __quadmath_throw; 100 extern __float128 roundq (__float128) __quadmath_throw; 101 extern __float128 scalblnq (__float128, long int) __quadmath_throw; 102 extern __float128 scalbnq (__float128, int) __quadmath_throw; 103 extern int signbitq (__float128) __quadmath_throw; 104 extern void sincosq (__float128, __float128 *, __float128 *) __quadmath_throw; 105 extern __float128 sinhq (__float128) __quadmath_throw; 106 extern __float128 sinq (__float128) __quadmath_throw; 107 extern __float128 sqrtq (__float128) __quadmath_throw; 108 extern __float128 tanq (__float128) __quadmath_throw; 109 extern __float128 tanhq (__float128) __quadmath_throw; 110 extern __float128 tgammaq (__float128) __quadmath_throw; 111 extern __float128 truncq (__float128) __quadmath_throw; 112 extern __float128 y0q (__float128) __quadmath_throw; 113 extern __float128 y1q (__float128) __quadmath_throw; 114 extern __float128 ynq (int, __float128) __quadmath_throw; 115 116 117 /* Prototypes for complex functions */ 118 extern __float128 cabsq (__complex128) __quadmath_throw; 119 extern __float128 cargq (__complex128) __quadmath_throw; 120 extern __float128 cimagq (__complex128) __quadmath_throw; 121 extern __float128 crealq (__complex128) __quadmath_throw; 122 extern __complex128 cacosq (__complex128) __quadmath_throw; 123 extern __complex128 cacoshq (__complex128) __quadmath_throw; 124 extern __complex128 casinq (__complex128) __quadmath_throw; 125 extern __complex128 casinhq (__complex128) __quadmath_throw; 126 extern __complex128 catanq (__complex128) __quadmath_throw; 127 extern __complex128 catanhq (__complex128) __quadmath_throw; 128 extern __complex128 ccosq (__complex128) __quadmath_throw; 129 extern __complex128 ccoshq (__complex128) __quadmath_throw; 130 extern __complex128 cexpq (__complex128) __quadmath_throw; 131 extern __complex128 cexpiq (__float128) __quadmath_throw; 132 extern __complex128 clogq (__complex128) __quadmath_throw; 133 extern __complex128 clog10q (__complex128) __quadmath_throw; 134 extern __complex128 conjq (__complex128) __quadmath_throw; 135 extern __complex128 cpowq (__complex128, __complex128) __quadmath_throw; 136 extern __complex128 cprojq (__complex128) __quadmath_throw; 137 extern __complex128 csinq (__complex128) __quadmath_throw; 138 extern __complex128 csinhq (__complex128) __quadmath_throw; 139 extern __complex128 csqrtq (__complex128) __quadmath_throw; 140 extern __complex128 ctanq (__complex128) __quadmath_throw; 141 extern __complex128 ctanhq (__complex128) __quadmath_throw; 142 143 144 /* Prototypes for string <-> __float128 conversion functions */ 145 extern __float128 strtoflt128 (const char *, char **) __quadmath_throw; 146 extern 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