| /* |
| * ==================================================== |
| * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. |
| * |
| * Developed at SunPro, a Sun Microsystems, Inc. business. |
| * Permission to use, copy, modify, and distribute this |
| * software is freely granted, provided that this notice |
| * is preserved. |
| * ==================================================== |
| */ |
| |
| /* |
| * from: @(#)fdlibm.h 5.1 93/09/24 |
| * $FreeBSD$ |
| */ |
| |
| #ifndef _MATH_H_ |
| #define _MATH_H_ |
| |
| #include <sys/cdefs.h> |
| #include <limits.h> |
| |
| __BEGIN_DECLS |
| |
| #define HUGE_VAL __builtin_huge_val() |
| |
| #define FP_ILOGB0 (-INT_MAX) |
| #define FP_ILOGBNAN INT_MAX |
| |
| #define HUGE_VALF __builtin_huge_valf() |
| #define HUGE_VALL __builtin_huge_vall() |
| #define INFINITY __builtin_inff() |
| #define NAN __builtin_nanf("") |
| |
| #define MATH_ERRNO 1 |
| #define MATH_ERREXCEPT 2 |
| #define math_errhandling MATH_ERREXCEPT |
| |
| #if defined(__FP_FAST_FMA) |
| #define FP_FAST_FMA 1 |
| #endif |
| #if defined(__FP_FAST_FMAF) |
| #define FP_FAST_FMAF 1 |
| #endif |
| #if defined(__FP_FAST_FMAL) |
| #define FP_FAST_FMAL 1 |
| #endif |
| |
| /* Symbolic constants to classify floating point numbers. */ |
| #define FP_INFINITE 0x01 |
| #define FP_NAN 0x02 |
| #define FP_NORMAL 0x04 |
| #define FP_SUBNORMAL 0x08 |
| #define FP_ZERO 0x10 |
| #define fpclassify(x) \ |
| __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, x) |
| |
| #define isfinite(x) __builtin_isfinite(x) |
| #define isinf(x) __builtin_isinf(x) |
| #define isnan(x) __builtin_isnan(x) |
| #define isnormal(x) __builtin_isnormal(x) |
| |
| #define isgreater(x, y) __builtin_isgreater((x), (y)) |
| #define isgreaterequal(x, y) __builtin_isgreaterequal((x), (y)) |
| #define isless(x, y) __builtin_isless((x), (y)) |
| #define islessequal(x, y) __builtin_islessequal((x), (y)) |
| #define islessgreater(x, y) __builtin_islessgreater((x), (y)) |
| #define isunordered(x, y) __builtin_isunordered((x), (y)) |
| |
| #define signbit(x) \ |
| ((sizeof(x) == sizeof(float)) ? __builtin_signbitf(x) \ |
| : (sizeof(x) == sizeof(double)) ? __builtin_signbit(x) \ |
| : __builtin_signbitl(x)) |
| |
| typedef double __double_t; |
| typedef __double_t double_t; |
| typedef float __float_t; |
| typedef __float_t float_t; |
| |
| #if defined(__USE_BSD) |
| #define HUGE MAXFLOAT |
| #endif |
| |
| extern int signgam; |
| |
| /* |
| * Most of these functions depend on the rounding mode and have the side |
| * effect of raising floating-point exceptions, so they are not declared |
| * as __attribute_const__. In C99, FENV_ACCESS affects the purity of these functions. |
| */ |
| |
| int __fpclassifyd(double) __attribute_const__; |
| int __fpclassifyf(float) __attribute_const__; |
| int __fpclassifyl(long double) __attribute_const__; |
| int __isfinitef(float) __attribute_const__; |
| int __isfinite(double) __attribute_const__; |
| int __isfinitel(long double) __attribute_const__; |
| int __isinff(float) __attribute_const__; |
| int __isinfl(long double) __attribute_const__; |
| |
| #if __ANDROID_API__ >= 21 |
| int __isnanf(float) __attribute_const__ __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| int __isnanl(long double) __attribute_const__; |
| int __isnormalf(float) __attribute_const__; |
| int __isnormal(double) __attribute_const__; |
| int __isnormall(long double) __attribute_const__; |
| int __signbit(double) __attribute_const__; |
| int __signbitf(float) __attribute_const__; |
| int __signbitl(long double) __attribute_const__; |
| |
| double acos(double); |
| double asin(double); |
| double atan(double); |
| double atan2(double, double); |
| double cos(double); |
| double sin(double); |
| double tan(double); |
| |
| double cosh(double); |
| double sinh(double); |
| double tanh(double); |
| |
| double exp(double); |
| double frexp(double, int *); /* fundamentally !__attribute_const__ */ |
| double ldexp(double, int); |
| double log(double); |
| double log10(double); |
| double modf(double, double *); /* fundamentally !__attribute_const__ */ |
| |
| double pow(double, double); |
| double sqrt(double); |
| |
| double ceil(double); |
| double fabs(double) __attribute_const__; |
| double floor(double); |
| double fmod(double, double); |
| |
| double acosh(double); |
| double asinh(double); |
| double atanh(double); |
| double cbrt(double); |
| double erf(double); |
| double erfc(double); |
| double exp2(double); |
| double expm1(double); |
| double fma(double, double, double); |
| double hypot(double, double); |
| int ilogb(double) __attribute_const__; |
| |
| #if __ANDROID_API__ >= 21 |
| int(isinf)(double) __attribute_const__ __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| int (isnan)(double) __attribute_const__; |
| double lgamma(double); |
| long long llrint(double); |
| long long llround(double); |
| double log1p(double); |
| |
| #if __ANDROID_API__ >= 18 |
| double log2(double) __INTRODUCED_IN(18); |
| #endif /* __ANDROID_API__ >= 18 */ |
| |
| double logb(double); |
| long lrint(double); |
| long lround(double); |
| |
| |
| #if (defined(__LP64__)) || (defined(__arm__) && __ANDROID_API__ >= 13) || (defined(__mips__) && !defined(__LP64__) && __ANDROID_API__ >= 13) || (defined(__i386__)) |
| double nan(const char*) __attribute_const__ __INTRODUCED_IN_ARM(13) __INTRODUCED_IN_MIPS(13) |
| __INTRODUCED_IN_X86(9); |
| #endif /* (defined(__LP64__)) || (defined(__arm__) && __ANDROID_API__ >= 13) || (defined(__mips__) && !defined(__LP64__) && __ANDROID_API__ >= 13) || (defined(__i386__)) */ |
| |
| |
| double nextafter(double, double); |
| double remainder(double, double); |
| double remquo(double, double, int*); |
| double rint(double); |
| |
| double copysign(double, double) __attribute_const__; |
| double fdim(double, double); |
| double fmax(double, double) __attribute_const__; |
| double fmin(double, double) __attribute_const__; |
| double nearbyint(double); |
| double round(double); |
| double scalbln(double, long) __INTRODUCED_IN_X86(18) __VERSIONER_NO_GUARD; |
| double scalbn(double, int); |
| double tgamma(double); |
| double trunc(double); |
| |
| float acosf(float); |
| float asinf(float); |
| float atanf(float); |
| float atan2f(float, float); |
| float cosf(float); |
| float sinf(float); |
| float tanf(float); |
| |
| float coshf(float); |
| float sinhf(float); |
| float tanhf(float); |
| |
| float exp2f(float); |
| float expf(float); |
| float expm1f(float); |
| float frexpf(float, int *); /* fundamentally !__attribute_const__ */ |
| int ilogbf(float) __attribute_const__; |
| float ldexpf(float, int); |
| float log10f(float); |
| float log1pf(float); |
| |
| #if __ANDROID_API__ >= 18 |
| float log2f(float) __INTRODUCED_IN(18); |
| #endif /* __ANDROID_API__ >= 18 */ |
| |
| float logf(float); |
| float modff(float, float *); /* fundamentally !__attribute_const__ */ |
| |
| float powf(float, float); |
| float sqrtf(float); |
| |
| float ceilf(float); |
| float fabsf(float) __attribute_const__; |
| float floorf(float); |
| float fmodf(float, float); |
| float roundf(float); |
| |
| float erff(float); |
| float erfcf(float); |
| float hypotf(float, float); |
| float lgammaf(float); |
| |
| #if (defined(__LP64__)) || (defined(__arm__) && __ANDROID_API__ >= 13) || (defined(__mips__) && !defined(__LP64__) && __ANDROID_API__ >= 13) || (defined(__i386__)) |
| float tgammaf(float) __INTRODUCED_IN_ARM(13) __INTRODUCED_IN_MIPS(13) __INTRODUCED_IN_X86(9); |
| #endif /* (defined(__LP64__)) || (defined(__arm__) && __ANDROID_API__ >= 13) || (defined(__mips__) && !defined(__LP64__) && __ANDROID_API__ >= 13) || (defined(__i386__)) */ |
| |
| |
| float acoshf(float); |
| float asinhf(float); |
| float atanhf(float); |
| float cbrtf(float); |
| float logbf(float); |
| float copysignf(float, float) __attribute_const__; |
| long long llrintf(float); |
| long long llroundf(float); |
| long lrintf(float); |
| long lroundf(float); |
| |
| #if (defined(__LP64__)) || (defined(__arm__) && __ANDROID_API__ >= 13) || (defined(__mips__) && !defined(__LP64__) && __ANDROID_API__ >= 13) || (defined(__i386__)) |
| float nanf(const char*) __attribute_const__ __INTRODUCED_IN_ARM(13) __INTRODUCED_IN_MIPS(13) |
| __INTRODUCED_IN_X86(9); |
| #endif /* (defined(__LP64__)) || (defined(__arm__) && __ANDROID_API__ >= 13) || (defined(__mips__) && !defined(__LP64__) && __ANDROID_API__ >= 13) || (defined(__i386__)) */ |
| |
| float nearbyintf(float); |
| float nextafterf(float, float); |
| float remainderf(float, float); |
| float remquof(float, float, int *); |
| float rintf(float); |
| float scalblnf(float, long) __INTRODUCED_IN_X86(18) __VERSIONER_NO_GUARD; |
| float scalbnf(float, int); |
| float truncf(float); |
| |
| float fdimf(float, float); |
| float fmaf(float, float, float); |
| float fmaxf(float, float) __attribute_const__; |
| float fminf(float, float) __attribute_const__; |
| |
| |
| #if __ANDROID_API__ >= 21 |
| long double acoshl(long double) __INTRODUCED_IN(21); |
| long double acosl(long double) __INTRODUCED_IN(21); |
| long double asinhl(long double) __INTRODUCED_IN(21); |
| long double asinl(long double) __INTRODUCED_IN(21); |
| long double atan2l(long double, long double) __INTRODUCED_IN(21); |
| long double atanhl(long double) __INTRODUCED_IN(21); |
| long double atanl(long double) __INTRODUCED_IN(21); |
| long double cbrtl(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long double ceill(long double); |
| long double copysignl(long double, long double) __attribute_const__; |
| |
| #if __ANDROID_API__ >= 21 |
| long double coshl(long double) __INTRODUCED_IN(21); |
| long double cosl(long double) __INTRODUCED_IN(21); |
| long double erfcl(long double) __INTRODUCED_IN(21); |
| long double erfl(long double) __INTRODUCED_IN(21); |
| long double exp2l(long double) __INTRODUCED_IN(21); |
| long double expl(long double) __INTRODUCED_IN(21); |
| long double expm1l(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long double fabsl(long double) __attribute_const__; |
| long double fdiml(long double, long double); |
| long double floorl(long double); |
| long double fmal(long double, long double, long double) __INTRODUCED_IN(21) __VERSIONER_NO_GUARD; |
| long double fmaxl(long double, long double) __attribute_const__; |
| long double fminl(long double, long double) __attribute_const__; |
| |
| #if __ANDROID_API__ >= 21 |
| long double fmodl(long double, long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long double frexpl(long double value, int*) |
| __INTRODUCED_IN(21) __VERSIONER_NO_GUARD; /* fundamentally !__attribute_const__ */ |
| |
| #if __ANDROID_API__ >= 21 |
| long double hypotl(long double, long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| int ilogbl(long double) __attribute_const__; |
| long double ldexpl(long double, int); |
| |
| #if __ANDROID_API__ >= 21 |
| long double lgammal(long double) __INTRODUCED_IN(21); |
| long long llrintl(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long long llroundl(long double); |
| |
| #if __ANDROID_API__ >= 21 |
| long double log10l(long double) __INTRODUCED_IN(21); |
| long double log1pl(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| |
| #if __ANDROID_API__ >= 18 |
| long double log2l(long double) __INTRODUCED_IN(18); |
| long double logbl(long double) __INTRODUCED_IN(18); |
| #endif /* __ANDROID_API__ >= 18 */ |
| |
| |
| #if __ANDROID_API__ >= 21 |
| long double logl(long double) __INTRODUCED_IN(21); |
| long lrintl(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long lroundl(long double); |
| |
| #if __ANDROID_API__ >= 21 |
| long double modfl(long double, long double*) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| /* fundamentally !__attribute_const__ */ |
| |
| #if __ANDROID_API__ >= 13 |
| long double nanl(const char*) __attribute_const__ __INTRODUCED_IN(13); |
| #endif /* __ANDROID_API__ >= 13 */ |
| |
| |
| #if __ANDROID_API__ >= 21 |
| long double nearbyintl(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long double nextafterl(long double, long double) __INTRODUCED_IN(21) __VERSIONER_NO_GUARD; |
| double nexttoward(double, long double) __INTRODUCED_IN(18) __VERSIONER_NO_GUARD; |
| float nexttowardf(float, long double); |
| long double nexttowardl(long double, long double) __INTRODUCED_IN(18) __VERSIONER_NO_GUARD; |
| |
| #if __ANDROID_API__ >= 21 |
| long double powl(long double, long double) __INTRODUCED_IN(21); |
| long double remainderl(long double, long double) __INTRODUCED_IN(21); |
| long double remquol(long double, long double, int*) __INTRODUCED_IN(21); |
| long double rintl(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long double roundl(long double); |
| long double scalblnl(long double, long) __INTRODUCED_IN_X86(18) __VERSIONER_NO_GUARD; |
| long double scalbnl(long double, int); |
| |
| #if __ANDROID_API__ >= 21 |
| long double sinhl(long double) __INTRODUCED_IN(21); |
| long double sinl(long double) __INTRODUCED_IN(21); |
| long double sqrtl(long double) __INTRODUCED_IN(21); |
| long double tanhl(long double) __INTRODUCED_IN(21); |
| long double tanl(long double) __INTRODUCED_IN(21); |
| long double tgammal(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| long double truncl(long double); |
| |
| double j0(double); |
| double j1(double); |
| double jn(int, double); |
| double y0(double); |
| double y1(double); |
| double yn(int, double); |
| |
| #define M_E 2.7182818284590452354 /* e */ |
| #define M_LOG2E 1.4426950408889634074 /* log 2e */ |
| #define M_LOG10E 0.43429448190325182765 /* log 10e */ |
| #define M_LN2 0.69314718055994530942 /* log e2 */ |
| #define M_LN10 2.30258509299404568402 /* log e10 */ |
| #define M_PI 3.14159265358979323846 /* pi */ |
| #define M_PI_2 1.57079632679489661923 /* pi/2 */ |
| #define M_PI_4 0.78539816339744830962 /* pi/4 */ |
| #define M_1_PI 0.31830988618379067154 /* 1/pi */ |
| #define M_2_PI 0.63661977236758134308 /* 2/pi */ |
| #define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */ |
| #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ |
| #define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */ |
| |
| #define MAXFLOAT ((float)3.40282346638528860e+38) |
| |
| #if defined(__USE_BSD) || defined(__USE_GNU) |
| double gamma(double); |
| double scalb(double, double); |
| double drem(double, double); |
| int finite(double) __attribute_const__; |
| int isnanf(float) __attribute_const__; |
| double gamma_r(double, int*); |
| double lgamma_r(double, int*); |
| double significand(double); |
| |
| #if __ANDROID_API__ >= 23 |
| long double lgammal_r(long double, int*) __INTRODUCED_IN(23); |
| #endif /* __ANDROID_API__ >= 23 */ |
| |
| |
| #if __ANDROID_API__ >= 21 |
| long double significandl(long double) __INTRODUCED_IN(21); |
| #endif /* __ANDROID_API__ >= 21 */ |
| |
| float dremf(float, float); |
| int finitef(float) __attribute_const__; |
| float gammaf(float); |
| float j0f(float); |
| float j1f(float); |
| float jnf(int, float); |
| float scalbf(float, float); |
| float y0f(float); |
| float y1f(float); |
| float ynf(int, float); |
| float gammaf_r(float, int *); |
| float lgammaf_r(float, int *); |
| float significandf(float); |
| #endif |
| |
| #if defined(__USE_GNU) |
| #define M_El 2.718281828459045235360287471352662498L /* e */ |
| #define M_LOG2El 1.442695040888963407359924681001892137L /* log 2e */ |
| #define M_LOG10El 0.434294481903251827651128918916605082L /* log 10e */ |
| #define M_LN2l 0.693147180559945309417232121458176568L /* log e2 */ |
| #define M_LN10l 2.302585092994045684017991454684364208L /* log e10 */ |
| #define M_PIl 3.141592653589793238462643383279502884L /* pi */ |
| #define M_PI_2l 1.570796326794896619231321691639751442L /* pi/2 */ |
| #define M_PI_4l 0.785398163397448309615660845819875721L /* pi/4 */ |
| #define M_1_PIl 0.318309886183790671537767526745028724L /* 1/pi */ |
| #define M_2_PIl 0.636619772367581343075535053490057448L /* 2/pi */ |
| #define M_2_SQRTPIl 1.128379167095512573896158903121545172L /* 2/sqrt(pi) */ |
| #define M_SQRT2l 1.414213562373095048801688724209698079L /* sqrt(2) */ |
| #define M_SQRT1_2l 0.707106781186547524400844362104849039L /* 1/sqrt(2) */ |
| void sincos(double, double*, double*); |
| void sincosf(float, float*, float*); |
| void sincosl(long double, long double*, long double*); |
| #endif |
| |
| __END_DECLS |
| |
| #endif /* !_MATH_H_ */ |