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Diffstat (limited to 'libquadmath/quadmath.h')
| -rw-r--r-- | libquadmath/quadmath.h | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/libquadmath/quadmath.h b/libquadmath/quadmath.h new file mode 100644 index 000000000..863fe440b --- /dev/null +++ b/libquadmath/quadmath.h @@ -0,0 +1,192 @@ +/* GCC Quad-Precision Math Library + Copyright (C) 2010, 2011 Free Software Foundation, Inc. + Written by Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> + +This file is part of the libquadmath library. +Libquadmath is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public +License as published by the Free Software Foundation; either +version 2 of the License, or (at your option) any later version. + +Libquadmath 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with libquadmath; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, +Boston, MA 02110-1301, USA. */ + +#ifndef QUADMATH_H +#define QUADMATH_H + +#include <stdlib.h> + +/* Define the complex type corresponding to __float128 + ("_Complex __float128" is not allowed) */ +typedef _Complex float __attribute__((mode(TC))) __complex128; + +#ifdef __cplusplus +# define __quadmath_throw throw () +# define __quadmath_nth(fct) fct throw () +#else +# define __quadmath_throw __attribute__((__nothrow__)) +# define __quadmath_nth(fct) __attribute__((__nothrow__)) fct +#endif + +/* Prototypes for real functions */ +extern __float128 acosq (__float128) __quadmath_throw; +extern __float128 acoshq (__float128) __quadmath_throw; +extern __float128 asinq (__float128) __quadmath_throw; +extern __float128 asinhq (__float128) __quadmath_throw; +extern __float128 atanq (__float128) __quadmath_throw; +extern __float128 atanhq (__float128) __quadmath_throw; +extern __float128 atan2q (__float128, __float128) __quadmath_throw; +extern __float128 cbrtq (__float128) __quadmath_throw; +extern __float128 ceilq (__float128) __quadmath_throw; +extern __float128 copysignq (__float128, __float128) __quadmath_throw; +extern __float128 coshq (__float128) __quadmath_throw; +extern __float128 cosq (__float128) __quadmath_throw; +extern __float128 erfq (__float128) __quadmath_throw; +extern __float128 erfcq (__float128) __quadmath_throw; +extern __float128 expq (__float128) __quadmath_throw; +extern __float128 expm1q (__float128) __quadmath_throw; +extern __float128 fabsq (__float128) __quadmath_throw; +extern __float128 fdimq (__float128, __float128) __quadmath_throw; +extern int finiteq (__float128) __quadmath_throw; +extern __float128 floorq (__float128) __quadmath_throw; +extern __float128 fmaq (__float128, __float128, __float128) __quadmath_throw; +extern __float128 fmaxq (__float128, __float128) __quadmath_throw; +extern __float128 fminq (__float128, __float128) __quadmath_throw; +extern __float128 fmodq (__float128, __float128) __quadmath_throw; +extern __float128 frexpq (__float128, int *) __quadmath_throw; +extern __float128 hypotq (__float128, __float128) __quadmath_throw; +extern int isinfq (__float128) __quadmath_throw; +extern int ilogbq (__float128) __quadmath_throw; +extern int isnanq (__float128) __quadmath_throw; +extern __float128 j0q (__float128) __quadmath_throw; +extern __float128 j1q (__float128) __quadmath_throw; +extern __float128 jnq (int, __float128) __quadmath_throw; +extern __float128 ldexpq (__float128, int) __quadmath_throw; +extern __float128 lgammaq (__float128) __quadmath_throw; +extern long long int llrintq (__float128) __quadmath_throw; +extern long long int llroundq (__float128) __quadmath_throw; +extern __float128 logq (__float128) __quadmath_throw; +extern __float128 log10q (__float128) __quadmath_throw; +extern __float128 log2q (__float128) __quadmath_throw; +extern __float128 log1pq (__float128) __quadmath_throw; +extern long int lrintq (__float128) __quadmath_throw; +extern long int lroundq (__float128) __quadmath_throw; +extern __float128 modfq (__float128, __float128 *) __quadmath_throw; +extern __float128 nanq (const char *) __quadmath_throw; +extern __float128 nearbyintq (__float128) __quadmath_throw; +extern __float128 nextafterq (__float128, __float128) __quadmath_throw; +extern __float128 powq (__float128, __float128) __quadmath_throw; +extern __float128 remainderq (__float128, __float128) __quadmath_throw; +extern __float128 remquoq (__float128, __float128, int *) __quadmath_throw; +extern __float128 rintq (__float128) __quadmath_throw; +extern __float128 roundq (__float128) __quadmath_throw; +extern __float128 scalblnq (__float128, long int) __quadmath_throw; +extern __float128 scalbnq (__float128, int) __quadmath_throw; +extern int signbitq (__float128) __quadmath_throw; +extern void sincosq (__float128, __float128 *, __float128 *) __quadmath_throw; +extern __float128 sinhq (__float128) __quadmath_throw; +extern __float128 sinq (__float128) __quadmath_throw; +extern __float128 sqrtq (__float128) __quadmath_throw; +extern __float128 tanq (__float128) __quadmath_throw; +extern __float128 tanhq (__float128) __quadmath_throw; +extern __float128 tgammaq (__float128) __quadmath_throw; +extern __float128 truncq (__float128) __quadmath_throw; +extern __float128 y0q (__float128) __quadmath_throw; +extern __float128 y1q (__float128) __quadmath_throw; +extern __float128 ynq (int, __float128) __quadmath_throw; + + +/* Prototypes for complex functions */ +extern __float128 cabsq (__complex128) __quadmath_throw; +extern __float128 cargq (__complex128) __quadmath_throw; +extern __float128 cimagq (__complex128) __quadmath_throw; +extern __float128 crealq (__complex128) __quadmath_throw; +extern __complex128 cacosq (__complex128) __quadmath_throw; +extern __complex128 cacoshq (__complex128) __quadmath_throw; +extern __complex128 casinq (__complex128) __quadmath_throw; +extern __complex128 casinhq (__complex128) __quadmath_throw; +extern __complex128 catanq (__complex128) __quadmath_throw; +extern __complex128 catanhq (__complex128) __quadmath_throw; +extern __complex128 ccosq (__complex128) __quadmath_throw; +extern __complex128 ccoshq (__complex128) __quadmath_throw; +extern __complex128 cexpq (__complex128) __quadmath_throw; +extern __complex128 cexpiq (__float128) __quadmath_throw; +extern __complex128 clogq (__complex128) __quadmath_throw; +extern __complex128 clog10q (__complex128) __quadmath_throw; +extern __complex128 conjq (__complex128) __quadmath_throw; +extern __complex128 cpowq (__complex128, __complex128) __quadmath_throw; +extern __complex128 cprojq (__complex128) __quadmath_throw; +extern __complex128 csinq (__complex128) __quadmath_throw; +extern __complex128 csinhq (__complex128) __quadmath_throw; +extern __complex128 csqrtq (__complex128) __quadmath_throw; +extern __complex128 ctanq (__complex128) __quadmath_throw; +extern __complex128 ctanhq (__complex128) __quadmath_throw; + + +/* Prototypes for string <-> __float128 conversion functions */ +extern __float128 strtoflt128 (const char *, char **) __quadmath_throw; +extern int quadmath_snprintf (char *str, size_t size, + const char *format, ...) __quadmath_throw; + + +/* Macros */ +#define FLT128_MAX 1.18973149535723176508575932662800702e4932Q +#define FLT128_MIN 3.36210314311209350626267781732175260e-4932Q +#define FLT128_EPSILON 1.92592994438723585305597794258492732e-34Q +#define FLT128_DENORM_MIN 6.475175119438025110924438958227646552e-4966Q +#define FLT128_MANT_DIG 113 +#define FLT128_MIN_EXP (-16381) +#define FLT128_MAX_EXP 16384 +#define FLT128_DIG 33 +#define FLT128_MIN_10_EXP (-4931) +#define FLT128_MAX_10_EXP 4932 + + +#define HUGE_VALQ __builtin_huge_valq() +/* The following alternative is valid, but brings the warning: + (floating constant exceeds range of ‘__float128’) */ +/* #define HUGE_VALQ (__extension__ 0x1.0p32767Q) */ + +#define M_Eq 2.7182818284590452353602874713526625Q /* e */ +#define M_LOG2Eq 1.4426950408889634073599246810018921Q /* log_2 e */ +#define M_LOG10Eq 0.4342944819032518276511289189166051Q /* log_10 e */ +#define M_LN2q 0.6931471805599453094172321214581766Q /* log_e 2 */ +#define M_LN10q 2.3025850929940456840179914546843642Q /* log_e 10 */ +#define M_PIq 3.1415926535897932384626433832795029Q /* pi */ +#define M_PI_2q 1.5707963267948966192313216916397514Q /* pi/2 */ +#define M_PI_4q 0.7853981633974483096156608458198757Q /* pi/4 */ +#define M_1_PIq 0.3183098861837906715377675267450287Q /* 1/pi */ +#define M_2_PIq 0.6366197723675813430755350534900574Q /* 2/pi */ +#define M_2_SQRTPIq 1.1283791670955125738961589031215452Q /* 2/sqrt(pi) */ +#define M_SQRT2q 1.4142135623730950488016887242096981Q /* sqrt(2) */ +#define M_SQRT1_2q 0.7071067811865475244008443621048490Q /* 1/sqrt(2) */ + +#define __quadmath_extern_inline \ + extern inline __attribute__ ((__gnu_inline__)) + +__quadmath_extern_inline __float128 +__quadmath_nth (cimagq (__complex128 __z)) +{ + return __imag__ __z; +} + +__quadmath_extern_inline __float128 +__quadmath_nth (crealq (__complex128 __z)) +{ + return __real__ __z; +} + +__quadmath_extern_inline __complex128 +__quadmath_nth (conjq (__complex128 __z)) +{ + return __extension__ ~__z; +} + +#endif |