13a8617a8SJordan K. Hubbard /* 23a8617a8SJordan K. Hubbard * ==================================================== 33a8617a8SJordan K. Hubbard * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 43a8617a8SJordan K. Hubbard * 53a8617a8SJordan K. Hubbard * Developed at SunPro, a Sun Microsystems, Inc. business. 63a8617a8SJordan K. Hubbard * Permission to use, copy, modify, and distribute this 73a8617a8SJordan K. Hubbard * software is freely granted, provided that this notice 83a8617a8SJordan K. Hubbard * is preserved. 93a8617a8SJordan K. Hubbard * ==================================================== 103a8617a8SJordan K. Hubbard */ 113a8617a8SJordan K. Hubbard 123a8617a8SJordan K. Hubbard /* 133a8617a8SJordan K. Hubbard * from: @(#)fdlibm.h 5.1 93/09/24 147f3dea24SPeter Wemm * $FreeBSD$ 153a8617a8SJordan K. Hubbard */ 163a8617a8SJordan K. Hubbard 173a8617a8SJordan K. Hubbard #ifndef _MATH_H_ 183a8617a8SJordan K. Hubbard #define _MATH_H_ 193a8617a8SJordan K. Hubbard 20207bc1d7SDavid Schultz #include <sys/cdefs.h> 218cf5ed51SMike Barcroft #include <sys/_types.h> 2283bc8931SStefan Farfeleder #include <machine/_limits.h> 238cf5ed51SMike Barcroft 243a8617a8SJordan K. Hubbard /* 253a8617a8SJordan K. Hubbard * ANSI/POSIX 263a8617a8SJordan K. Hubbard */ 2783999f5aSArchie Cobbs extern const union __infinity_un { 2883999f5aSArchie Cobbs unsigned char __uc[8]; 2983999f5aSArchie Cobbs double __ud; 3083999f5aSArchie Cobbs } __infinity; 318cf5ed51SMike Barcroft 328cf5ed51SMike Barcroft extern const union __nan_un { 338cf5ed51SMike Barcroft unsigned char __uc[sizeof(float)]; 348cf5ed51SMike Barcroft float __uf; 358cf5ed51SMike Barcroft } __nan; 368cf5ed51SMike Barcroft 37b2d5d0b3SDavid Schultz #if (defined(__GNUC__) && __GNUC__ >= 3) || defined(__INTEL_COMPILER) 38b2d5d0b3SDavid Schultz #define __MATH_BUILTIN_CONSTANTS 39b2d5d0b3SDavid Schultz #endif 40b2d5d0b3SDavid Schultz 41b2d5d0b3SDavid Schultz #if (defined(__GNUC__) && __GNUC__ >= 3) 42b2d5d0b3SDavid Schultz #define __MATH_BUILTIN_RELOPS 43b2d5d0b3SDavid Schultz #endif 44b2d5d0b3SDavid Schultz 45b2d5d0b3SDavid Schultz #ifdef __MATH_BUILTIN_CONSTANTS 46b2d5d0b3SDavid Schultz #define HUGE_VAL __builtin_huge_val() 47b2d5d0b3SDavid Schultz #else 488f3f7c66SDavid Schultz #define HUGE_VAL (__infinity.__ud) 49b2d5d0b3SDavid Schultz #endif 508f3f7c66SDavid Schultz 518f3f7c66SDavid Schultz #if __ISO_C_VISIBLE >= 1999 5283bc8931SStefan Farfeleder #define FP_ILOGB0 (-__INT_MAX) 5383bc8931SStefan Farfeleder #define FP_ILOGBNAN __INT_MAX 54b2d5d0b3SDavid Schultz 55b2d5d0b3SDavid Schultz #ifdef __MATH_BUILTIN_CONSTANTS 56b2d5d0b3SDavid Schultz #define HUGE_VALF __builtin_huge_valf() 57b2d5d0b3SDavid Schultz #define HUGE_VALL __builtin_huge_vall() 58b2d5d0b3SDavid Schultz #define INFINITY __builtin_inf() 59b2d5d0b3SDavid Schultz #define NAN __builtin_nan("") 60b2d5d0b3SDavid Schultz #else 618cf5ed51SMike Barcroft #define HUGE_VALF (float)HUGE_VAL 628cf5ed51SMike Barcroft #define HUGE_VALL (long double)HUGE_VAL 638cf5ed51SMike Barcroft #define INFINITY HUGE_VALF 648cf5ed51SMike Barcroft #define NAN (__nan.__uf) 65b2d5d0b3SDavid Schultz #endif /* __MATH_BUILTIN_CONSTANTS */ 668cf5ed51SMike Barcroft 676eb2d83eSBruce Evans #define MATH_ERRNO 1 686eb2d83eSBruce Evans #define MATH_ERREXCEPT 2 696eb2d83eSBruce Evans #define math_errhandling 0 706eb2d83eSBruce Evans 718cf5ed51SMike Barcroft /* Symbolic constants to classify floating point numbers. */ 725d62092fSMike Barcroft #define FP_INFINITE 0x01 735d62092fSMike Barcroft #define FP_NAN 0x02 745d62092fSMike Barcroft #define FP_NORMAL 0x04 755d62092fSMike Barcroft #define FP_SUBNORMAL 0x08 765d62092fSMike Barcroft #define FP_ZERO 0x10 778cf5ed51SMike Barcroft #define fpclassify(x) \ 788cf5ed51SMike Barcroft ((sizeof (x) == sizeof (float)) ? __fpclassifyf(x) \ 798cf5ed51SMike Barcroft : (sizeof (x) == sizeof (double)) ? __fpclassifyd(x) \ 808cf5ed51SMike Barcroft : __fpclassifyl(x)) 815d62092fSMike Barcroft 82240dbabfSDavid Schultz #define isfinite(x) \ 83240dbabfSDavid Schultz ((sizeof (x) == sizeof (float)) ? __isfinitef(x) \ 84240dbabfSDavid Schultz : (sizeof (x) == sizeof (double)) ? __isfinite(x) \ 85240dbabfSDavid Schultz : __isfinitel(x)) 86240dbabfSDavid Schultz #define isinf(x) \ 87240dbabfSDavid Schultz ((sizeof (x) == sizeof (float)) ? __isinff(x) \ 88240dbabfSDavid Schultz : (sizeof (x) == sizeof (double)) ? isinf(x) \ 89240dbabfSDavid Schultz : __isinfl(x)) 90240dbabfSDavid Schultz #define isnan(x) \ 91240dbabfSDavid Schultz ((sizeof (x) == sizeof (float)) ? isnanf(x) \ 92240dbabfSDavid Schultz : (sizeof (x) == sizeof (double)) ? isnan(x) \ 93240dbabfSDavid Schultz : __isnanl(x)) 94240dbabfSDavid Schultz #define isnormal(x) \ 95240dbabfSDavid Schultz ((sizeof (x) == sizeof (float)) ? __isnormalf(x) \ 96240dbabfSDavid Schultz : (sizeof (x) == sizeof (double)) ? __isnormal(x) \ 97240dbabfSDavid Schultz : __isnormall(x)) 985d62092fSMike Barcroft 99b2d5d0b3SDavid Schultz #ifdef __MATH_BUILTIN_RELOPS 100b2d5d0b3SDavid Schultz #define isgreater(x, y) __builtin_isgreater((x), (y)) 101b2d5d0b3SDavid Schultz #define isgreaterequal(x, y) __builtin_isgreaterequal((x), (y)) 102b2d5d0b3SDavid Schultz #define isless(x, y) __builtin_isless((x), (y)) 103b2d5d0b3SDavid Schultz #define islessequal(x, y) __builtin_islessequal((x), (y)) 104b2d5d0b3SDavid Schultz #define islessgreater(x, y) __builtin_islessgreater((x), (y)) 105b2d5d0b3SDavid Schultz #define isunordered(x, y) __builtin_isunordered((x), (y)) 106b2d5d0b3SDavid Schultz #else 1075d62092fSMike Barcroft #define isgreater(x, y) (!isunordered((x), (y)) && (x) > (y)) 1085d62092fSMike Barcroft #define isgreaterequal(x, y) (!isunordered((x), (y)) && (x) >= (y)) 1095d62092fSMike Barcroft #define isless(x, y) (!isunordered((x), (y)) && (x) < (y)) 1105d62092fSMike Barcroft #define islessequal(x, y) (!isunordered((x), (y)) && (x) <= (y)) 1115d62092fSMike Barcroft #define islessgreater(x, y) (!isunordered((x), (y)) && \ 1125d62092fSMike Barcroft ((x) > (y) || (y) > (x))) 1135d62092fSMike Barcroft #define isunordered(x, y) (isnan(x) || isnan(y)) 114b2d5d0b3SDavid Schultz #endif /* __MATH_BUILTIN_RELOPS */ 1155d62092fSMike Barcroft 1168e9b2831SMike Barcroft #define signbit(x) __signbit(x) 1178cf5ed51SMike Barcroft 1188cf5ed51SMike Barcroft typedef __double_t double_t; 1198cf5ed51SMike Barcroft typedef __float_t float_t; 1208f3f7c66SDavid Schultz #endif /* __ISO_C_VISIBLE >= 1999 */ 1213a8617a8SJordan K. Hubbard 1223a8617a8SJordan K. Hubbard /* 1233a8617a8SJordan K. Hubbard * XOPEN/SVID 1243a8617a8SJordan K. Hubbard */ 1258f3f7c66SDavid Schultz #if __BSD_VISIBLE || __XSI_VISIBLE 1263a8617a8SJordan K. Hubbard #define M_E 2.7182818284590452354 /* e */ 1273a8617a8SJordan K. Hubbard #define M_LOG2E 1.4426950408889634074 /* log 2e */ 1283a8617a8SJordan K. Hubbard #define M_LOG10E 0.43429448190325182765 /* log 10e */ 1293a8617a8SJordan K. Hubbard #define M_LN2 0.69314718055994530942 /* log e2 */ 1303a8617a8SJordan K. Hubbard #define M_LN10 2.30258509299404568402 /* log e10 */ 1313a8617a8SJordan K. Hubbard #define M_PI 3.14159265358979323846 /* pi */ 1323a8617a8SJordan K. Hubbard #define M_PI_2 1.57079632679489661923 /* pi/2 */ 1333a8617a8SJordan K. Hubbard #define M_PI_4 0.78539816339744830962 /* pi/4 */ 1343a8617a8SJordan K. Hubbard #define M_1_PI 0.31830988618379067154 /* 1/pi */ 1353a8617a8SJordan K. Hubbard #define M_2_PI 0.63661977236758134308 /* 2/pi */ 1363a8617a8SJordan K. Hubbard #define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */ 1373a8617a8SJordan K. Hubbard #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ 1383a8617a8SJordan K. Hubbard #define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */ 1393a8617a8SJordan K. Hubbard 1403a8617a8SJordan K. Hubbard #define MAXFLOAT ((float)3.40282346638528860e+38) 1413a8617a8SJordan K. Hubbard extern int signgam; 1428f3f7c66SDavid Schultz #endif /* __BSD_VISIBLE || __XSI_VISIBLE */ 1433a8617a8SJordan K. Hubbard 1448f3f7c66SDavid Schultz #if __BSD_VISIBLE 1453a8617a8SJordan K. Hubbard enum fdversion {fdlibm_ieee = -1, fdlibm_svid, fdlibm_xopen, fdlibm_posix}; 1463a8617a8SJordan K. Hubbard 1473a8617a8SJordan K. Hubbard #define _LIB_VERSION_TYPE enum fdversion 1483a8617a8SJordan K. Hubbard #define _LIB_VERSION _fdlib_version 1493a8617a8SJordan K. Hubbard 1503a8617a8SJordan K. Hubbard /* if global variable _LIB_VERSION is not desirable, one may 1513a8617a8SJordan K. Hubbard * change the following to be a constant by: 1523a8617a8SJordan K. Hubbard * #define _LIB_VERSION_TYPE const enum version 1533a8617a8SJordan K. Hubbard * In that case, after one initializes the value _LIB_VERSION (see 1543a8617a8SJordan K. Hubbard * s_lib_version.c) during compile time, it cannot be modified 1553a8617a8SJordan K. Hubbard * in the middle of a program 1563a8617a8SJordan K. Hubbard */ 1573a8617a8SJordan K. Hubbard extern _LIB_VERSION_TYPE _LIB_VERSION; 1583a8617a8SJordan K. Hubbard 1593a8617a8SJordan K. Hubbard #define _IEEE_ fdlibm_ieee 1603a8617a8SJordan K. Hubbard #define _SVID_ fdlibm_svid 1613a8617a8SJordan K. Hubbard #define _XOPEN_ fdlibm_xopen 1623a8617a8SJordan K. Hubbard #define _POSIX_ fdlibm_posix 1633a8617a8SJordan K. Hubbard 164d6f56cfcSDavid E. O'Brien /* We have a problem when using C++ since `exception' is a reserved 165d6f56cfcSDavid E. O'Brien name in C++. */ 1666a9280beSBruce Evans #ifndef __cplusplus 1673a8617a8SJordan K. Hubbard struct exception { 1683a8617a8SJordan K. Hubbard int type; 1693a8617a8SJordan K. Hubbard char *name; 1703a8617a8SJordan K. Hubbard double arg1; 1713a8617a8SJordan K. Hubbard double arg2; 1723a8617a8SJordan K. Hubbard double retval; 1733a8617a8SJordan K. Hubbard }; 1746a9280beSBruce Evans #endif 1753a8617a8SJordan K. Hubbard 176219cbe10SBruce Evans #if 0 17754e9b367SBruce Evans /* Old value from 4.4BSD-Lite math.h; this is probably better. */ 178219cbe10SBruce Evans #define HUGE HUGE_VAL 179219cbe10SBruce Evans #else 1803a8617a8SJordan K. Hubbard #define HUGE MAXFLOAT 181219cbe10SBruce Evans #endif 1823a8617a8SJordan K. Hubbard 183334c760eSDavid Schultz #define X_TLOSS 1.41484755040568800000e+16 /* pi*2**52 */ 1843a8617a8SJordan K. Hubbard 1853a8617a8SJordan K. Hubbard #define DOMAIN 1 1863a8617a8SJordan K. Hubbard #define SING 2 1873a8617a8SJordan K. Hubbard #define OVERFLOW 3 1883a8617a8SJordan K. Hubbard #define UNDERFLOW 4 1893a8617a8SJordan K. Hubbard #define TLOSS 5 1903a8617a8SJordan K. Hubbard #define PLOSS 6 1913a8617a8SJordan K. Hubbard 1928f3f7c66SDavid Schultz #endif /* __BSD_VISIBLE */ 1933a8617a8SJordan K. Hubbard 194219cbe10SBruce Evans /* 195219cbe10SBruce Evans * Most of these functions have the side effect of setting errno, so they 196219cbe10SBruce Evans * are not declared as __pure2. (XXX: this point needs to be revisited, 197219cbe10SBruce Evans * since C99 doesn't require the mistake of setting errno, and we mostly 198219cbe10SBruce Evans * don't set it anyway. In C99, pragmas and functions for changing the 199219cbe10SBruce Evans * rounding mode affect the purity of these functions.) 200219cbe10SBruce Evans */ 2016898f8c4SBruce Evans __BEGIN_DECLS 2023a8617a8SJordan K. Hubbard /* 2033a8617a8SJordan K. Hubbard * ANSI/POSIX 2043a8617a8SJordan K. Hubbard */ 2055d62092fSMike Barcroft int __fpclassifyd(double) __pure2; 2065d62092fSMike Barcroft int __fpclassifyf(float) __pure2; 2075d62092fSMike Barcroft int __fpclassifyl(long double) __pure2; 208240dbabfSDavid Schultz int __isfinitef(float) __pure2; 209240dbabfSDavid Schultz int __isfinite(double) __pure2; 210240dbabfSDavid Schultz int __isfinitel(long double) __pure2; 211240dbabfSDavid Schultz int __isinff(float) __pure2; 212240dbabfSDavid Schultz int __isinfl(long double) __pure2; 213240dbabfSDavid Schultz int __isnanl(long double) __pure2; 214240dbabfSDavid Schultz int __isnormalf(float) __pure2; 215240dbabfSDavid Schultz int __isnormal(double) __pure2; 216240dbabfSDavid Schultz int __isnormall(long double) __pure2; 2175d62092fSMike Barcroft int __signbit(double) __pure2; 2188cf5ed51SMike Barcroft 21969160b1eSDavid E. O'Brien double acos(double); 22069160b1eSDavid E. O'Brien double asin(double); 22169160b1eSDavid E. O'Brien double atan(double); 22269160b1eSDavid E. O'Brien double atan2(double, double); 22369160b1eSDavid E. O'Brien double cos(double); 22469160b1eSDavid E. O'Brien double sin(double); 22569160b1eSDavid E. O'Brien double tan(double); 2263a8617a8SJordan K. Hubbard 22769160b1eSDavid E. O'Brien double cosh(double); 22869160b1eSDavid E. O'Brien double sinh(double); 22969160b1eSDavid E. O'Brien double tanh(double); 2303a8617a8SJordan K. Hubbard 23169160b1eSDavid E. O'Brien double exp(double); 232219cbe10SBruce Evans double frexp(double, int *); /* fundamentally !__pure2 */ 23369160b1eSDavid E. O'Brien double ldexp(double, int); 23469160b1eSDavid E. O'Brien double log(double); 23569160b1eSDavid E. O'Brien double log10(double); 236219cbe10SBruce Evans double modf(double, double *); /* fundamentally !__pure2 */ 2373a8617a8SJordan K. Hubbard 23869160b1eSDavid E. O'Brien double pow(double, double); 23969160b1eSDavid E. O'Brien double sqrt(double); 2403a8617a8SJordan K. Hubbard 24169160b1eSDavid E. O'Brien double ceil(double); 24269160b1eSDavid E. O'Brien double fabs(double); 24369160b1eSDavid E. O'Brien double floor(double); 24469160b1eSDavid E. O'Brien double fmod(double, double); 2453a8617a8SJordan K. Hubbard 246219cbe10SBruce Evans /* 247219cbe10SBruce Evans * These functions are not in C90 so they can be "right". The ones that 248219cbe10SBruce Evans * never set errno in lib/msun are declared as __pure2. 249219cbe10SBruce Evans */ 2508f3f7c66SDavid Schultz #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE 25169160b1eSDavid E. O'Brien double acosh(double); 25269160b1eSDavid E. O'Brien double asinh(double); 25369160b1eSDavid E. O'Brien double atanh(double); 254219cbe10SBruce Evans double cbrt(double) __pure2; 2558f3f7c66SDavid Schultz double erf(double); 2568f3f7c66SDavid Schultz double erfc(double) __pure2; 2578f3f7c66SDavid Schultz double expm1(double) __pure2; 2584f82cb46SDavid Schultz double fdim(double, double); 2594f82cb46SDavid Schultz double fmax(double, double) __pure2; 2604f82cb46SDavid Schultz double fmin(double, double) __pure2; 2618f3f7c66SDavid Schultz double hypot(double, double); 2628f3f7c66SDavid Schultz int ilogb(double); 263240dbabfSDavid Schultz int (isinf)(double) __pure2; 264240dbabfSDavid Schultz int (isnan)(double) __pure2; 2658f3f7c66SDavid Schultz double lgamma(double); 2668f3f7c66SDavid Schultz double log1p(double) __pure2; 267219cbe10SBruce Evans double logb(double) __pure2; 2689428e108SDavid Schultz double nearbyint(double) __pure2; 26969160b1eSDavid E. O'Brien double nextafter(double, double); 27069160b1eSDavid E. O'Brien double remainder(double, double); 2718f3f7c66SDavid Schultz double rint(double) __pure2; 272d0f13633SDavid Schultz double round(double); 27362247e90SDavid Schultz double trunc(double); 2748f3f7c66SDavid Schultz #endif /* __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE */ 2753a8617a8SJordan K. Hubbard 2768f3f7c66SDavid Schultz #if __BSD_VISIBLE || __XSI_VISIBLE 2778f3f7c66SDavid Schultz double j0(double); 2788f3f7c66SDavid Schultz double j1(double); 2798f3f7c66SDavid Schultz double jn(int, double); 2808f3f7c66SDavid Schultz double scalb(double, double); 2818f3f7c66SDavid Schultz double y0(double); 2828f3f7c66SDavid Schultz double y1(double); 2838f3f7c66SDavid Schultz double yn(int, double); 2848f3f7c66SDavid Schultz 2858f3f7c66SDavid Schultz #if __XSI_VISIBLE <= 500 || __BSD_VISIBLE 2868f3f7c66SDavid Schultz double gamma(double); 2876a9280beSBruce Evans #endif 2888f3f7c66SDavid Schultz #endif /* __BSD_VISIBLE || __XSI_VISIBLE */ 2898f3f7c66SDavid Schultz 2908f3f7c66SDavid Schultz #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 2918f3f7c66SDavid Schultz double copysign(double, double) __pure2; 29262247e90SDavid Schultz double scalbln(double, long); 2938f3f7c66SDavid Schultz double scalbn(double, int); 2948f3f7c66SDavid Schultz double tgamma(double); 2958f3f7c66SDavid Schultz #endif 2968f3f7c66SDavid Schultz 2978f3f7c66SDavid Schultz /* 2988f3f7c66SDavid Schultz * BSD math library entry points 2998f3f7c66SDavid Schultz */ 3008f3f7c66SDavid Schultz #if __BSD_VISIBLE 3018f3f7c66SDavid Schultz double drem(double, double); 3028f3f7c66SDavid Schultz int finite(double) __pure2; 303240dbabfSDavid Schultz int isnanf(float) __pure2; 3048f3f7c66SDavid Schultz 3058f3f7c66SDavid Schultz /* 3068f3f7c66SDavid Schultz * Reentrant version of gamma & lgamma; passes signgam back by reference 3078f3f7c66SDavid Schultz * as the second argument; user must allocate space for signgam. 3088f3f7c66SDavid Schultz */ 3098f3f7c66SDavid Schultz double gamma_r(double, int *); 3108f3f7c66SDavid Schultz double lgamma_r(double, int *); 3113a8617a8SJordan K. Hubbard 3123a8617a8SJordan K. Hubbard /* 3133a8617a8SJordan K. Hubbard * IEEE Test Vector 3143a8617a8SJordan K. Hubbard */ 31569160b1eSDavid E. O'Brien double significand(double); 3163a8617a8SJordan K. Hubbard 3178f3f7c66SDavid Schultz #ifndef __cplusplus 3188f3f7c66SDavid Schultz int matherr(struct exception *); 3198f3f7c66SDavid Schultz #endif 320457f6cd2SWarner Losh #endif /* __BSD_VISIBLE */ 3213a8617a8SJordan K. Hubbard 3223a8617a8SJordan K. Hubbard /* float versions of ANSI/POSIX functions */ 3238f3f7c66SDavid Schultz #if __ISO_C_VISIBLE >= 1999 32469160b1eSDavid E. O'Brien float acosf(float); 32569160b1eSDavid E. O'Brien float asinf(float); 32669160b1eSDavid E. O'Brien float atanf(float); 32769160b1eSDavid E. O'Brien float atan2f(float, float); 32869160b1eSDavid E. O'Brien float cosf(float); 32969160b1eSDavid E. O'Brien float sinf(float); 33069160b1eSDavid E. O'Brien float tanf(float); 3313a8617a8SJordan K. Hubbard 33269160b1eSDavid E. O'Brien float coshf(float); 33369160b1eSDavid E. O'Brien float sinhf(float); 33469160b1eSDavid E. O'Brien float tanhf(float); 3353a8617a8SJordan K. Hubbard 33669160b1eSDavid E. O'Brien float expf(float); 3378f3f7c66SDavid Schultz float expm1f(float) __pure2; 338219cbe10SBruce Evans float frexpf(float, int *); /* fundamentally !__pure2 */ 3398f3f7c66SDavid Schultz int ilogbf(float); 34069160b1eSDavid E. O'Brien float ldexpf(float, int); 34169160b1eSDavid E. O'Brien float log10f(float); 3428f3f7c66SDavid Schultz float log1pf(float) __pure2; 3438f3f7c66SDavid Schultz float logf(float); 344219cbe10SBruce Evans float modff(float, float *); /* fundamentally !__pure2 */ 3453a8617a8SJordan K. Hubbard 34669160b1eSDavid E. O'Brien float powf(float, float); 34769160b1eSDavid E. O'Brien float sqrtf(float); 3483a8617a8SJordan K. Hubbard 34969160b1eSDavid E. O'Brien float ceilf(float); 35069160b1eSDavid E. O'Brien float fabsf(float); 35169160b1eSDavid E. O'Brien float floorf(float); 35269160b1eSDavid E. O'Brien float fmodf(float, float); 353d0f13633SDavid Schultz float roundf(float); 3543a8617a8SJordan K. Hubbard 35569160b1eSDavid E. O'Brien float erff(float); 356219cbe10SBruce Evans float erfcf(float) __pure2; 357219cbe10SBruce Evans float hypotf(float, float) __pure2; 35869160b1eSDavid E. O'Brien float lgammaf(float); 3593a8617a8SJordan K. Hubbard 36069160b1eSDavid E. O'Brien float acoshf(float); 36169160b1eSDavid E. O'Brien float asinhf(float); 36269160b1eSDavid E. O'Brien float atanhf(float); 363219cbe10SBruce Evans float cbrtf(float) __pure2; 364219cbe10SBruce Evans float logbf(float) __pure2; 3658f3f7c66SDavid Schultz float copysignf(float, float) __pure2; 3669428e108SDavid Schultz float nearbyintf(float) __pure2; 36769160b1eSDavid E. O'Brien float nextafterf(float, float); 36869160b1eSDavid E. O'Brien float remainderf(float, float); 36969160b1eSDavid E. O'Brien float rintf(float); 37062247e90SDavid Schultz float scalblnf(float, long); 37169160b1eSDavid E. O'Brien float scalbnf(float, int); 37262247e90SDavid Schultz float truncf(float); 3734f82cb46SDavid Schultz 3744f82cb46SDavid Schultz float fdimf(float, float); 3754f82cb46SDavid Schultz float fmaxf(float, float) __pure2; 3764f82cb46SDavid Schultz float fminf(float, float) __pure2; 3778f3f7c66SDavid Schultz #endif 3783a8617a8SJordan K. Hubbard 3793a8617a8SJordan K. Hubbard /* 3803a8617a8SJordan K. Hubbard * float versions of BSD math library entry points 3813a8617a8SJordan K. Hubbard */ 3828f3f7c66SDavid Schultz #if __BSD_VISIBLE 38369160b1eSDavid E. O'Brien float dremf(float, float); 3848f3f7c66SDavid Schultz int finitef(float) __pure2; 3858f3f7c66SDavid Schultz float gammaf(float); 3868f3f7c66SDavid Schultz float j0f(float); 3878f3f7c66SDavid Schultz float j1f(float); 3888f3f7c66SDavid Schultz float jnf(int, float); 3898f3f7c66SDavid Schultz float scalbf(float, float); 3908f3f7c66SDavid Schultz float y0f(float); 3918f3f7c66SDavid Schultz float y1f(float); 3928f3f7c66SDavid Schultz float ynf(int, float); 3933a8617a8SJordan K. Hubbard 3943a8617a8SJordan K. Hubbard /* 3953a8617a8SJordan K. Hubbard * Float versions of reentrant version of gamma & lgamma; passes 3963a8617a8SJordan K. Hubbard * signgam back by reference as the second argument; user must 3973a8617a8SJordan K. Hubbard * allocate space for signgam. 3983a8617a8SJordan K. Hubbard */ 39969160b1eSDavid E. O'Brien float gammaf_r(float, int *); 40069160b1eSDavid E. O'Brien float lgammaf_r(float, int *); 4018f3f7c66SDavid Schultz 4028f3f7c66SDavid Schultz /* 4038f3f7c66SDavid Schultz * float version of IEEE Test Vector 4048f3f7c66SDavid Schultz */ 4058f3f7c66SDavid Schultz float significandf(float); 406457f6cd2SWarner Losh #endif /* __BSD_VISIBLE */ 4073a8617a8SJordan K. Hubbard 40829bd23abSDag-Erling Smørgrav /* 40929bd23abSDag-Erling Smørgrav * long double versions of ISO/POSIX math functions 41029bd23abSDag-Erling Smørgrav */ 4118f3f7c66SDavid Schultz #if __ISO_C_VISIBLE >= 1999 41229bd23abSDag-Erling Smørgrav #if 0 41329bd23abSDag-Erling Smørgrav long double acoshl(long double); 41429bd23abSDag-Erling Smørgrav long double acosl(long double); 41529bd23abSDag-Erling Smørgrav long double asinhl(long double); 41629bd23abSDag-Erling Smørgrav long double asinl(long double); 41729bd23abSDag-Erling Smørgrav long double atan2l(long double, long double); 41829bd23abSDag-Erling Smørgrav long double atanhl(long double); 41929bd23abSDag-Erling Smørgrav long double atanl(long double); 42029bd23abSDag-Erling Smørgrav long double cbrtl(long double); 42129bd23abSDag-Erling Smørgrav long double ceill(long double); 422b60cb13fSStefan Farfeleder #endif 42329bd23abSDag-Erling Smørgrav long double copysignl(long double, long double); 424b60cb13fSStefan Farfeleder #if 0 42529bd23abSDag-Erling Smørgrav long double coshl(long double); 42629bd23abSDag-Erling Smørgrav long double cosl(long double); 42729bd23abSDag-Erling Smørgrav long double erfcl(long double); 42829bd23abSDag-Erling Smørgrav long double erfl(long double); 42929bd23abSDag-Erling Smørgrav long double exp2l(long double); 43029bd23abSDag-Erling Smørgrav long double expl(long double); 43129bd23abSDag-Erling Smørgrav long double expm1l(long double); 43229bd23abSDag-Erling Smørgrav #endif 43329bd23abSDag-Erling Smørgrav long double fabsl(long double); 43429bd23abSDag-Erling Smørgrav long double fdiml(long double, long double); 4354f82cb46SDavid Schultz #if 0 43629bd23abSDag-Erling Smørgrav long double floorl(long double); 43729bd23abSDag-Erling Smørgrav long double fmal(long double, long double, long double); 4384f82cb46SDavid Schultz #endif 4394f82cb46SDavid Schultz long double fmaxl(long double, long double) __pure2; 4404f82cb46SDavid Schultz long double fminl(long double, long double) __pure2; 4414f82cb46SDavid Schultz #if 0 44229bd23abSDag-Erling Smørgrav long double fmodl(long double, long double); 44329bd23abSDag-Erling Smørgrav long double frexpl(long double value, int *); 44429bd23abSDag-Erling Smørgrav long double hypotl(long double, long double); 44529bd23abSDag-Erling Smørgrav int ilogbl(long double); 44629bd23abSDag-Erling Smørgrav long double ldexpl(long double, int); 44729bd23abSDag-Erling Smørgrav long double lgammal(long double); 44829bd23abSDag-Erling Smørgrav long long llrintl(long double); 44929bd23abSDag-Erling Smørgrav long long llroundl(long double); 45029bd23abSDag-Erling Smørgrav long double log10l(long double); 45129bd23abSDag-Erling Smørgrav long double log1pl(long double); 45229bd23abSDag-Erling Smørgrav long double log2l(long double); 45329bd23abSDag-Erling Smørgrav long double logbl(long double); 45429bd23abSDag-Erling Smørgrav long double logl(long double); 45529bd23abSDag-Erling Smørgrav long lrintl(long double); 45629bd23abSDag-Erling Smørgrav long lroundl(long double); 45729bd23abSDag-Erling Smørgrav long double modfl(long double, long double *); 45829bd23abSDag-Erling Smørgrav long double nanl(const char *); 45929bd23abSDag-Erling Smørgrav long double nearbyintl(long double); 46029bd23abSDag-Erling Smørgrav long double nextafterl(long double, long double); 46129bd23abSDag-Erling Smørgrav double nexttoward(double, long double); 46229bd23abSDag-Erling Smørgrav float nexttowardf(float, long double); 46329bd23abSDag-Erling Smørgrav long double nexttowardl(long double, long double); 46429bd23abSDag-Erling Smørgrav long double powl(long double, long double); 46529bd23abSDag-Erling Smørgrav long double remainderl(long double, long double); 46629bd23abSDag-Erling Smørgrav long double remquol(long double, long double, int *); 46729bd23abSDag-Erling Smørgrav long double rintl(long double); 46829bd23abSDag-Erling Smørgrav long double roundl(long double); 46929bd23abSDag-Erling Smørgrav long double scalblnl(long double, long); 47029bd23abSDag-Erling Smørgrav long double scalbnl(long double, int); 47129bd23abSDag-Erling Smørgrav long double sinhl(long double); 47229bd23abSDag-Erling Smørgrav long double sinl(long double); 47329bd23abSDag-Erling Smørgrav long double sqrtl(long double); 47429bd23abSDag-Erling Smørgrav long double tanhl(long double); 47529bd23abSDag-Erling Smørgrav long double tanl(long double); 47629bd23abSDag-Erling Smørgrav long double tgammal(long double); 47729bd23abSDag-Erling Smørgrav long double truncl(long double); 47829bd23abSDag-Erling Smørgrav #endif 47929bd23abSDag-Erling Smørgrav 4808f3f7c66SDavid Schultz #endif /* __ISO_C_VISIBLE >= 1999 */ 4813a8617a8SJordan K. Hubbard __END_DECLS 4823a8617a8SJordan K. Hubbard 483ef1ee63eSAlexey Zelkin #endif /* !_MATH_H_ */ 484