1/* 2 * ==================================================== 3 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 4 * 5 * Developed at SunPro, a Sun Microsystems, Inc. business. 6 * Permission to use, copy, modify, and distribute this 7 * software is freely granted, provided that this notice 8 * is preserved. 9 * ==================================================== 10 */ 11 12/* 13 * from: @(#)fdlibm.h 5.1 93/09/24 14 * $FreeBSD$ 15 */ 16 17#ifndef _MATH_H_ 18#define _MATH_H_ 19 20#include <sys/cdefs.h> 21#include <limits.h> 22 23__BEGIN_DECLS 24#pragma GCC visibility push(default) 25 26/* 27 * ANSI/POSIX 28 */ 29extern const union __infinity_un { 30 unsigned char __uc[8]; 31 double __ud; 32} __infinity; 33 34extern const union __nan_un { 35 unsigned char __uc[sizeof(float)]; 36 float __uf; 37} __nan; 38 39#if __GNUC_PREREQ(3, 3) || (defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 800) 40#define __MATH_BUILTIN_CONSTANTS 41#endif 42 43#if __GNUC_PREREQ(3, 0) && !defined(__INTEL_COMPILER) 44#define __MATH_BUILTIN_RELOPS 45#endif 46 47#ifdef __MATH_BUILTIN_CONSTANTS 48#define HUGE_VAL __builtin_huge_val() 49#else 50#define HUGE_VAL (__infinity.__ud) 51#endif 52 53#if __ISO_C_VISIBLE >= 1999 54#define FP_ILOGB0 (-INT_MAX) /* Android-changed */ 55#define FP_ILOGBNAN INT_MAX /* Android-changed */ 56 57#ifdef __MATH_BUILTIN_CONSTANTS 58#define HUGE_VALF __builtin_huge_valf() 59#define HUGE_VALL __builtin_huge_vall() 60#define INFINITY __builtin_inff() 61#define NAN __builtin_nanf("") 62#else 63#define HUGE_VALF (float)HUGE_VAL 64#define HUGE_VALL (long double)HUGE_VAL 65#define INFINITY HUGE_VALF 66#define NAN (__nan.__uf) 67#endif /* __MATH_BUILTIN_CONSTANTS */ 68 69#define MATH_ERRNO 1 70#define MATH_ERREXCEPT 2 71#define math_errhandling MATH_ERREXCEPT 72 73#define FP_FAST_FMAF 1 74#ifdef __ia64__ 75#define FP_FAST_FMA 1 76#define FP_FAST_FMAL 1 77#endif 78 79/* Symbolic constants to classify floating point numbers. */ 80#define FP_INFINITE 0x01 81#define FP_NAN 0x02 82#define FP_NORMAL 0x04 83#define FP_SUBNORMAL 0x08 84#define FP_ZERO 0x10 85#define fpclassify(x) \ 86 ((sizeof (x) == sizeof (float)) ? __fpclassifyf(x) \ 87 : (sizeof (x) == sizeof (double)) ? __fpclassifyd(x) \ 88 : __fpclassifyl(x)) 89 90#define isfinite(x) \ 91 ((sizeof (x) == sizeof (float)) ? __isfinitef(x) \ 92 : (sizeof (x) == sizeof (double)) ? __isfinite(x) \ 93 : __isfinitel(x)) 94#define isinf(x) \ 95 ((sizeof (x) == sizeof (float)) ? __isinff(x) \ 96 : (sizeof (x) == sizeof (double)) ? isinf(x) \ 97 : __isinfl(x)) 98#define isnan(x) \ 99 ((sizeof (x) == sizeof (float)) ? __isnanf(x) \ 100 : (sizeof (x) == sizeof (double)) ? isnan(x) \ 101 : __isnanl(x)) 102#define isnormal(x) \ 103 ((sizeof (x) == sizeof (float)) ? __isnormalf(x) \ 104 : (sizeof (x) == sizeof (double)) ? __isnormal(x) \ 105 : __isnormall(x)) 106 107#ifdef __MATH_BUILTIN_RELOPS 108#define isgreater(x, y) __builtin_isgreater((x), (y)) 109#define isgreaterequal(x, y) __builtin_isgreaterequal((x), (y)) 110#define isless(x, y) __builtin_isless((x), (y)) 111#define islessequal(x, y) __builtin_islessequal((x), (y)) 112#define islessgreater(x, y) __builtin_islessgreater((x), (y)) 113#define isunordered(x, y) __builtin_isunordered((x), (y)) 114#else 115#define isgreater(x, y) (!isunordered((x), (y)) && (x) > (y)) 116#define isgreaterequal(x, y) (!isunordered((x), (y)) && (x) >= (y)) 117#define isless(x, y) (!isunordered((x), (y)) && (x) < (y)) 118#define islessequal(x, y) (!isunordered((x), (y)) && (x) <= (y)) 119#define islessgreater(x, y) (!isunordered((x), (y)) && \ 120 ((x) > (y) || (y) > (x))) 121#define isunordered(x, y) (isnan(x) || isnan(y)) 122#endif /* __MATH_BUILTIN_RELOPS */ 123 124#define signbit(x) \ 125 ((sizeof (x) == sizeof (float)) ? __signbitf(x) \ 126 : (sizeof (x) == sizeof (double)) ? __signbit(x) \ 127 : __signbitl(x)) 128 129typedef double __double_t; 130typedef __double_t double_t; 131typedef float __float_t; 132typedef __float_t float_t; 133#endif /* __ISO_C_VISIBLE >= 1999 */ 134 135/* 136 * XOPEN/SVID 137 */ 138#if __BSD_VISIBLE || __XSI_VISIBLE 139#define M_E 2.7182818284590452354 /* e */ 140#define M_LOG2E 1.4426950408889634074 /* log 2e */ 141#define M_LOG10E 0.43429448190325182765 /* log 10e */ 142#define M_LN2 0.69314718055994530942 /* log e2 */ 143#define M_LN10 2.30258509299404568402 /* log e10 */ 144#define M_PI 3.14159265358979323846 /* pi */ 145#define M_PI_2 1.57079632679489661923 /* pi/2 */ 146#define M_PI_4 0.78539816339744830962 /* pi/4 */ 147#define M_1_PI 0.31830988618379067154 /* 1/pi */ 148#define M_2_PI 0.63661977236758134308 /* 2/pi */ 149#define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */ 150#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ 151#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */ 152 153#define MAXFLOAT ((float)3.40282346638528860e+38) 154extern int signgam; 155#endif /* __BSD_VISIBLE || __XSI_VISIBLE */ 156 157#if __BSD_VISIBLE 158#if 0 159/* Old value from 4.4BSD-Lite math.h; this is probably better. */ 160#define HUGE HUGE_VAL 161#else 162#define HUGE MAXFLOAT 163#endif 164#endif /* __BSD_VISIBLE */ 165 166/* 167 * Most of these functions depend on the rounding mode and have the side 168 * effect of raising floating-point exceptions, so they are not declared 169 * as __pure2. In C99, FENV_ACCESS affects the purity of these functions. 170 */ 171 172/* 173 * ANSI/POSIX 174 */ 175int __fpclassifyd(double) __NDK_FPABI_MATH__ __pure2; 176int __fpclassifyf(float) __NDK_FPABI_MATH__ __pure2; 177int __fpclassifyl(long double) __NDK_FPABI_MATH__ __pure2; 178int __isfinitef(float) __NDK_FPABI_MATH__ __pure2; 179int __isfinite(double) __NDK_FPABI_MATH__ __pure2; 180int __isfinitel(long double) __NDK_FPABI_MATH__ __pure2; 181int __isinff(float) __NDK_FPABI_MATH__ __pure2; 182int __isinfl(long double) __NDK_FPABI_MATH__ __pure2; 183int __isnanf(float) __NDK_FPABI_MATH__ __pure2; 184int __isnanl(long double) __NDK_FPABI_MATH__ __pure2; 185int __isnormalf(float) __NDK_FPABI_MATH__ __pure2; 186int __isnormal(double) __NDK_FPABI_MATH__ __pure2; 187int __isnormall(long double) __NDK_FPABI_MATH__ __pure2; 188int __signbit(double) __NDK_FPABI_MATH__ __pure2; 189int __signbitf(float) __NDK_FPABI_MATH__ __pure2; 190int __signbitl(long double) __NDK_FPABI_MATH__ __pure2; 191 192double acos(double) __NDK_FPABI_MATH__; 193double asin(double) __NDK_FPABI_MATH__; 194double atan(double) __NDK_FPABI_MATH__; 195double atan2(double, double) __NDK_FPABI_MATH__; 196double cos(double) __NDK_FPABI_MATH__; 197double sin(double) __NDK_FPABI_MATH__; 198double tan(double) __NDK_FPABI_MATH__; 199 200double cosh(double) __NDK_FPABI_MATH__; 201double sinh(double) __NDK_FPABI_MATH__; 202double tanh(double) __NDK_FPABI_MATH__; 203 204double exp(double) __NDK_FPABI_MATH__; 205double frexp(double, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 206double ldexp(double, int) __NDK_FPABI_MATH__; 207double log(double) __NDK_FPABI_MATH__; 208double log10(double) __NDK_FPABI_MATH__; 209double modf(double, double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 210 211double pow(double, double) __NDK_FPABI_MATH__; 212double sqrt(double) __NDK_FPABI_MATH__; 213 214double ceil(double) __NDK_FPABI_MATH__; 215double fabs(double) __NDK_FPABI_MATH__ __pure2; 216double floor(double) __NDK_FPABI_MATH__; 217double fmod(double, double) __NDK_FPABI_MATH__; 218 219/* 220 * These functions are not in C90. 221 */ 222#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE 223double acosh(double) __NDK_FPABI_MATH__; 224double asinh(double) __NDK_FPABI_MATH__; 225double atanh(double) __NDK_FPABI_MATH__; 226double cbrt(double) __NDK_FPABI_MATH__; 227double erf(double) __NDK_FPABI_MATH__; 228double erfc(double) __NDK_FPABI_MATH__; 229double exp2(double) __NDK_FPABI_MATH__; 230double expm1(double) __NDK_FPABI_MATH__; 231double fma(double, double, double) __NDK_FPABI_MATH__; 232double hypot(double, double) __NDK_FPABI_MATH__; 233int ilogb(double) __NDK_FPABI_MATH__ __pure2; 234int (isinf)(double) __NDK_FPABI_MATH__ __pure2; 235int (isnan)(double) __NDK_FPABI_MATH__ __pure2; 236double lgamma(double) __NDK_FPABI_MATH__; 237long long llrint(double) __NDK_FPABI_MATH__; 238long long llround(double) __NDK_FPABI_MATH__; 239double log1p(double) __NDK_FPABI_MATH__; 240double log2(double) __NDK_FPABI_MATH__; 241double logb(double) __NDK_FPABI_MATH__; 242long lrint(double) __NDK_FPABI_MATH__; 243long lround(double) __NDK_FPABI_MATH__; 244double nan(const char *) __NDK_FPABI_MATH__ __pure2; 245double nextafter(double, double) __NDK_FPABI_MATH__; 246double remainder(double, double) __NDK_FPABI_MATH__; 247double remquo(double, double, int *) __NDK_FPABI_MATH__; 248double rint(double) __NDK_FPABI_MATH__; 249#endif /* __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE */ 250 251#if __BSD_VISIBLE || __XSI_VISIBLE 252double j0(double) __NDK_FPABI_MATH__; 253double j1(double) __NDK_FPABI_MATH__; 254double jn(int, double) __NDK_FPABI_MATH__; 255double y0(double) __NDK_FPABI_MATH__; 256double y1(double) __NDK_FPABI_MATH__; 257double yn(int, double) __NDK_FPABI_MATH__; 258 259#if __XSI_VISIBLE <= 500 || __BSD_VISIBLE 260double gamma(double) __NDK_FPABI_MATH__; 261#endif 262 263#if __XSI_VISIBLE <= 600 || __BSD_VISIBLE 264double scalb(double, double) __NDK_FPABI_MATH__; 265#endif 266#endif /* __BSD_VISIBLE || __XSI_VISIBLE */ 267 268#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 269double copysign(double, double) __NDK_FPABI_MATH__ __pure2; 270double fdim(double, double) __NDK_FPABI_MATH__; 271double fmax(double, double) __NDK_FPABI_MATH__ __pure2; 272double fmin(double, double) __NDK_FPABI_MATH__ __pure2; 273double nearbyint(double) __NDK_FPABI_MATH__; 274double round(double) __NDK_FPABI_MATH__; 275double scalbln(double, long) __NDK_FPABI_MATH__; 276double scalbn(double, int) __NDK_FPABI_MATH__; 277double tgamma(double) __NDK_FPABI_MATH__; 278double trunc(double) __NDK_FPABI_MATH__; 279#endif 280 281/* 282 * BSD math library entry points 283 */ 284#if __BSD_VISIBLE 285double drem(double, double) __NDK_FPABI_MATH__; 286int finite(double) __NDK_FPABI_MATH__ __pure2; 287int isnanf(float) __NDK_FPABI_MATH__ __pure2; 288long double significandl(long double) __NDK_FPABI_MATH__; 289 290/* 291 * Reentrant version of gamma & lgamma; passes signgam back by reference 292 * as the second argument; user must allocate space for signgam. 293 */ 294double gamma_r(double, int *) __NDK_FPABI_MATH__; 295double lgamma_r(double, int *) __NDK_FPABI_MATH__; 296 297/* 298 * IEEE Test Vector 299 */ 300double significand(double) __NDK_FPABI_MATH__; 301#endif /* __BSD_VISIBLE */ 302 303/* float versions of ANSI/POSIX functions */ 304#if __ISO_C_VISIBLE >= 1999 305float acosf(float) __NDK_FPABI_MATH__; 306float asinf(float) __NDK_FPABI_MATH__; 307float atanf(float) __NDK_FPABI_MATH__; 308float atan2f(float, float) __NDK_FPABI_MATH__; 309float cosf(float) __NDK_FPABI_MATH__; 310float sinf(float) __NDK_FPABI_MATH__; 311float tanf(float) __NDK_FPABI_MATH__; 312 313float coshf(float) __NDK_FPABI_MATH__; 314float sinhf(float) __NDK_FPABI_MATH__; 315float tanhf(float) __NDK_FPABI_MATH__; 316 317float exp2f(float) __NDK_FPABI_MATH__; 318float expf(float) __NDK_FPABI_MATH__; 319float expm1f(float) __NDK_FPABI_MATH__; 320float frexpf(float, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 321int ilogbf(float) __NDK_FPABI_MATH__ __pure2; 322float ldexpf(float, int) __NDK_FPABI_MATH__; 323float log10f(float) __NDK_FPABI_MATH__; 324float log1pf(float) __NDK_FPABI_MATH__; 325float log2f(float) __NDK_FPABI_MATH__; 326float logf(float) __NDK_FPABI_MATH__; 327float modff(float, float *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 328 329float powf(float, float) __NDK_FPABI_MATH__; 330float sqrtf(float) __NDK_FPABI_MATH__; 331 332float ceilf(float) __NDK_FPABI_MATH__; 333float fabsf(float) __NDK_FPABI_MATH__ __pure2; 334float floorf(float) __NDK_FPABI_MATH__; 335float fmodf(float, float) __NDK_FPABI_MATH__; 336float roundf(float) __NDK_FPABI_MATH__; 337 338float erff(float) __NDK_FPABI_MATH__; 339float erfcf(float) __NDK_FPABI_MATH__; 340float hypotf(float, float) __NDK_FPABI_MATH__; 341float lgammaf(float) __NDK_FPABI_MATH__; 342float tgammaf(float) __NDK_FPABI_MATH__; 343 344float acoshf(float) __NDK_FPABI_MATH__; 345float asinhf(float) __NDK_FPABI_MATH__; 346float atanhf(float) __NDK_FPABI_MATH__; 347float cbrtf(float) __NDK_FPABI_MATH__; 348float logbf(float) __NDK_FPABI_MATH__; 349float copysignf(float, float) __NDK_FPABI_MATH__ __pure2; 350long long llrintf(float) __NDK_FPABI_MATH__; 351long long llroundf(float) __NDK_FPABI_MATH__; 352long lrintf(float) __NDK_FPABI_MATH__; 353long lroundf(float) __NDK_FPABI_MATH__; 354float nanf(const char *) __NDK_FPABI_MATH__ __pure2; 355float nearbyintf(float) __NDK_FPABI_MATH__; 356float nextafterf(float, float) __NDK_FPABI_MATH__; 357float remainderf(float, float) __NDK_FPABI_MATH__; 358float remquof(float, float, int *) __NDK_FPABI_MATH__; 359float rintf(float) __NDK_FPABI_MATH__; 360float scalblnf(float, long) __NDK_FPABI_MATH__; 361float scalbnf(float, int) __NDK_FPABI_MATH__; 362float truncf(float) __NDK_FPABI_MATH__; 363 364float fdimf(float, float) __NDK_FPABI_MATH__; 365float fmaf(float, float, float) __NDK_FPABI_MATH__; 366float fmaxf(float, float) __NDK_FPABI_MATH__ __pure2; 367float fminf(float, float) __NDK_FPABI_MATH__ __pure2; 368#endif 369 370/* 371 * float versions of BSD math library entry points 372 */ 373#if __BSD_VISIBLE 374float dremf(float, float) __NDK_FPABI_MATH__; 375int finitef(float) __NDK_FPABI_MATH__ __pure2; 376float gammaf(float) __NDK_FPABI_MATH__; 377float j0f(float) __NDK_FPABI_MATH__; 378float j1f(float) __NDK_FPABI_MATH__; 379float jnf(int, float) __NDK_FPABI_MATH__; 380float scalbf(float, float) __NDK_FPABI_MATH__; 381float y0f(float) __NDK_FPABI_MATH__; 382float y1f(float) __NDK_FPABI_MATH__; 383float ynf(int, float) __NDK_FPABI_MATH__; 384 385/* 386 * Float versions of reentrant version of gamma & lgamma; passes 387 * signgam back by reference as the second argument; user must 388 * allocate space for signgam. 389 */ 390float gammaf_r(float, int *) __NDK_FPABI_MATH__; 391float lgammaf_r(float, int *) __NDK_FPABI_MATH__; 392 393/* 394 * float version of IEEE Test Vector 395 */ 396float significandf(float) __NDK_FPABI_MATH__; 397#endif /* __BSD_VISIBLE */ 398 399/* 400 * long double versions of ISO/POSIX math functions 401 */ 402#if __ISO_C_VISIBLE >= 1999 403long double acoshl(long double) __NDK_FPABI_MATH__; 404long double acosl(long double) __NDK_FPABI_MATH__; 405long double asinhl(long double) __NDK_FPABI_MATH__; 406long double asinl(long double) __NDK_FPABI_MATH__; 407long double atan2l(long double, long double) __NDK_FPABI_MATH__; 408long double atanhl(long double) __NDK_FPABI_MATH__; 409long double atanl(long double) __NDK_FPABI_MATH__; 410long double cbrtl(long double) __NDK_FPABI_MATH__; 411long double ceill(long double) __NDK_FPABI_MATH__; 412long double copysignl(long double, long double) __NDK_FPABI_MATH__ __pure2; 413long double coshl(long double) __NDK_FPABI_MATH__; 414long double cosl(long double) __NDK_FPABI_MATH__; 415long double erfcl(long double) __NDK_FPABI_MATH__; 416long double erfl(long double) __NDK_FPABI_MATH__; 417long double exp2l(long double) __NDK_FPABI_MATH__; 418long double expl(long double) __NDK_FPABI_MATH__; 419long double expm1l(long double) __NDK_FPABI_MATH__; 420long double fabsl(long double) __NDK_FPABI_MATH__ __pure2; 421long double fdiml(long double, long double) __NDK_FPABI_MATH__; 422long double floorl(long double) __NDK_FPABI_MATH__; 423long double fmal(long double, long double, long double) __NDK_FPABI_MATH__; 424long double fmaxl(long double, long double) __NDK_FPABI_MATH__ __pure2; 425long double fminl(long double, long double) __NDK_FPABI_MATH__ __pure2; 426long double fmodl(long double, long double) __NDK_FPABI_MATH__; 427long double frexpl(long double value, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 428long double hypotl(long double, long double) __NDK_FPABI_MATH__; 429int ilogbl(long double) __NDK_FPABI_MATH__ __pure2; 430long double ldexpl(long double, int) __NDK_FPABI_MATH__; 431long double lgammal(long double) __NDK_FPABI_MATH__; 432long long llrintl(long double) __NDK_FPABI_MATH__; 433long long llroundl(long double) __NDK_FPABI_MATH__; 434long double log10l(long double) __NDK_FPABI_MATH__; 435long double log1pl(long double) __NDK_FPABI_MATH__; 436long double log2l(long double) __NDK_FPABI_MATH__; 437long double logbl(long double) __NDK_FPABI_MATH__; 438long double logl(long double) __NDK_FPABI_MATH__; 439long lrintl(long double) __NDK_FPABI_MATH__; 440long lroundl(long double) __NDK_FPABI_MATH__; 441long double modfl(long double, long double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 442long double nanl(const char *) __NDK_FPABI_MATH__ __pure2; 443long double nearbyintl(long double) __NDK_FPABI_MATH__; 444long double nextafterl(long double, long double) __NDK_FPABI_MATH__; 445double nexttoward(double, long double) __NDK_FPABI_MATH__; 446float nexttowardf(float, long double) __NDK_FPABI_MATH__; 447long double nexttowardl(long double, long double) __NDK_FPABI_MATH__; 448long double powl(long double, long double) __NDK_FPABI_MATH__; 449long double remainderl(long double, long double) __NDK_FPABI_MATH__; 450long double remquol(long double, long double, int *) __NDK_FPABI_MATH__; 451long double rintl(long double) __NDK_FPABI_MATH__; 452long double roundl(long double) __NDK_FPABI_MATH__; 453long double scalblnl(long double, long) __NDK_FPABI_MATH__; 454long double scalbnl(long double, int) __NDK_FPABI_MATH__; 455long double sinhl(long double) __NDK_FPABI_MATH__; 456long double sinl(long double) __NDK_FPABI_MATH__; 457long double sqrtl(long double) __NDK_FPABI_MATH__; 458long double tanhl(long double) __NDK_FPABI_MATH__; 459long double tanl(long double) __NDK_FPABI_MATH__; 460long double tgammal(long double) __NDK_FPABI_MATH__; 461long double truncl(long double) __NDK_FPABI_MATH__; 462 463#endif /* __ISO_C_VISIBLE >= 1999 */ 464 465#if defined(_GNU_SOURCE) 466void sincos(double, double*, double*) __NDK_FPABI_MATH__; 467void sincosf(float, float*, float*) __NDK_FPABI_MATH__; 468void sincosl(long double, long double*, long double*) __NDK_FPABI_MATH__; 469#endif /* _GNU_SOURCE */ 470 471/* builtin version of all the above math functions are annotated too */ 472 473double __builtin_acos(double) __NDK_FPABI_MATH__; 474double __builtin_asin(double) __NDK_FPABI_MATH__; 475double __builtin_atan(double) __NDK_FPABI_MATH__; 476double __builtin_atan2(double, double) __NDK_FPABI_MATH__; 477double __builtin_cos(double) __NDK_FPABI_MATH__; 478double __builtin_sin(double) __NDK_FPABI_MATH__; 479double __builtin_tan(double) __NDK_FPABI_MATH__; 480 481double __builtin_cosh(double) __NDK_FPABI_MATH__; 482double __builtin_sinh(double) __NDK_FPABI_MATH__; 483double __builtin_tanh(double) __NDK_FPABI_MATH__; 484 485double __builtin_exp(double) __NDK_FPABI_MATH__; 486double __builtin_frexp(double, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 487double __builtin_ldexp(double, int) __NDK_FPABI_MATH__; 488double __builtin_log(double) __NDK_FPABI_MATH__; 489double __builtin_log10(double) __NDK_FPABI_MATH__; 490double __builtin_modf(double, double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 491 492double __builtin_pow(double, double) __NDK_FPABI_MATH__; 493double __builtin_sqrt(double) __NDK_FPABI_MATH__; 494 495double __builtin_ceil(double) __NDK_FPABI_MATH__; 496double __builtin_fabs(double) __NDK_FPABI_MATH__ __pure2; 497double __builtin_floor(double) __NDK_FPABI_MATH__; 498double __builtin_fmod(double, double) __NDK_FPABI_MATH__; 499 500/* 501 * These functions are not in C90. 502 */ 503#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE 504double __builtin_acosh(double) __NDK_FPABI_MATH__; 505double __builtin_asinh(double) __NDK_FPABI_MATH__; 506double __builtin_atanh(double) __NDK_FPABI_MATH__; 507double __builtin_cbrt(double) __NDK_FPABI_MATH__; 508double __builtin_erf(double) __NDK_FPABI_MATH__; 509double __builtin_erfc(double) __NDK_FPABI_MATH__; 510double __builtin_exp2(double) __NDK_FPABI_MATH__; 511double __builtin_expm1(double) __NDK_FPABI_MATH__; 512double __builtin_fma(double, double, double) __NDK_FPABI_MATH__; 513double __builtin_hypot(double, double) __NDK_FPABI_MATH__; 514int __builtin_ilogb(double) __NDK_FPABI_MATH__ __pure2; 515#if !defined(__clang__) || __clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 7) 516/* See upstream bug http://llvm.org/bugs/show_bug.cgi?id=20958 */ 517int __builtin_isinf(double) __NDK_FPABI_MATH__ __pure2; 518int __builtin_isnan(double) __NDK_FPABI_MATH__ __pure2; 519#else 520/* clang < 3.7 has faulty prototype for __builtin_isnan */ 521#endif 522double __builtin_lgamma(double) __NDK_FPABI_MATH__; 523long long __builtin_llrint(double) __NDK_FPABI_MATH__; 524long long __builtin_llround(double) __NDK_FPABI_MATH__; 525double __builtin_log1p(double) __NDK_FPABI_MATH__; 526double __builtin_log2(double) __NDK_FPABI_MATH__; 527double __builtin_logb(double) __NDK_FPABI_MATH__; 528long __builtin_lrint(double) __NDK_FPABI_MATH__; 529long __builtin_lround(double) __NDK_FPABI_MATH__; 530double __builtin_nan(const char *) __NDK_FPABI_MATH__ __pure2; 531double __builtin_nextafter(double, double) __NDK_FPABI_MATH__; 532double __builtin_remainder(double, double) __NDK_FPABI_MATH__; 533double __builtin_remquo(double, double, int *) __NDK_FPABI_MATH__; 534double __builtin_rint(double) __NDK_FPABI_MATH__; 535#endif /* __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE */ 536 537#if __BSD_VISIBLE || __XSI_VISIBLE 538double __builtin_j0(double) __NDK_FPABI_MATH__; 539double __builtin_j1(double) __NDK_FPABI_MATH__; 540double __builtin_jn(int, double) __NDK_FPABI_MATH__; 541double __builtin_y0(double) __NDK_FPABI_MATH__; 542double __builtin_y1(double) __NDK_FPABI_MATH__; 543double __builtin_yn(int, double) __NDK_FPABI_MATH__; 544 545#if __XSI_VISIBLE <= 500 || __BSD_VISIBLE 546double __builtin_gamma(double) __NDK_FPABI_MATH__; 547#endif 548 549#if __XSI_VISIBLE <= 600 || __BSD_VISIBLE 550double __builtin_scalb(double, double) __NDK_FPABI_MATH__; 551#endif 552#endif /* __BSD_VISIBLE || __XSI_VISIBLE */ 553 554#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 555double __builtin_copysign(double, double) __NDK_FPABI_MATH__ __pure2; 556double __builtin_fdim(double, double) __NDK_FPABI_MATH__; 557double __builtin_fmax(double, double) __NDK_FPABI_MATH__ __pure2; 558double __builtin_fmin(double, double) __NDK_FPABI_MATH__ __pure2; 559double __builtin_nearbyint(double) __NDK_FPABI_MATH__; 560double __builtin_round(double) __NDK_FPABI_MATH__; 561double __builtin_scalbln(double, long) __NDK_FPABI_MATH__; 562double __builtin_scalbn(double, int) __NDK_FPABI_MATH__; 563double __builtin_tgamma(double) __NDK_FPABI_MATH__; 564double __builtin_trunc(double) __NDK_FPABI_MATH__; 565#endif 566 567/* 568 * BSD math library entry points 569 */ 570#if __BSD_VISIBLE 571double __builtin_drem(double, double) __NDK_FPABI_MATH__; 572int __builtin_finite(double) __NDK_FPABI_MATH__ __pure2; 573int __builtin_isnanf(float) __NDK_FPABI_MATH__ __pure2; 574long double significandl(long double) __NDK_FPABI_MATH__; 575 576/* 577 * Reentrant version of gamma & lgamma; passes signgam back by reference 578 * as the second argument; user must allocate space for signgam. 579 */ 580double __builtin_gamma_r(double, int *) __NDK_FPABI_MATH__; 581double __builtin_lgamma_r(double, int *) __NDK_FPABI_MATH__; 582 583/* 584 * IEEE Test Vector 585 */ 586double __builtin_significand(double) __NDK_FPABI_MATH__; 587#endif /* __BSD_VISIBLE */ 588 589/* float versions of ANSI/POSIX functions */ 590#if __ISO_C_VISIBLE >= 1999 591float __builtin_acosf(float) __NDK_FPABI_MATH__; 592float __builtin_asinf(float) __NDK_FPABI_MATH__; 593float __builtin_atanf(float) __NDK_FPABI_MATH__; 594float __builtin_atan2f(float, float) __NDK_FPABI_MATH__; 595float __builtin_cosf(float) __NDK_FPABI_MATH__; 596float __builtin_sinf(float) __NDK_FPABI_MATH__; 597float __builtin_tanf(float) __NDK_FPABI_MATH__; 598 599float __builtin_coshf(float) __NDK_FPABI_MATH__; 600float __builtin_sinhf(float) __NDK_FPABI_MATH__; 601float __builtin_tanhf(float) __NDK_FPABI_MATH__; 602 603float __builtin_exp2f(float) __NDK_FPABI_MATH__; 604float __builtin_expf(float) __NDK_FPABI_MATH__; 605float __builtin_expm1f(float) __NDK_FPABI_MATH__; 606float __builtin_frexpf(float, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 607int __builtin_ilogbf(float) __NDK_FPABI_MATH__ __pure2; 608float __builtin_ldexpf(float, int) __NDK_FPABI_MATH__; 609float __builtin_log10f(float) __NDK_FPABI_MATH__; 610float __builtin_log1pf(float) __NDK_FPABI_MATH__; 611float __builtin_log2f(float) __NDK_FPABI_MATH__; 612float __builtin_logf(float) __NDK_FPABI_MATH__; 613float __builtin_modff(float, float *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 614 615float __builtin_powf(float, float) __NDK_FPABI_MATH__; 616float __builtin_sqrtf(float) __NDK_FPABI_MATH__; 617 618float __builtin_ceilf(float) __NDK_FPABI_MATH__; 619float __builtin_fabsf(float) __NDK_FPABI_MATH__ __pure2; 620float __builtin_floorf(float) __NDK_FPABI_MATH__; 621float __builtin_fmodf(float, float) __NDK_FPABI_MATH__; 622float __builtin_roundf(float) __NDK_FPABI_MATH__; 623 624float __builtin_erff(float) __NDK_FPABI_MATH__; 625float __builtin_erfcf(float) __NDK_FPABI_MATH__; 626float __builtin_hypotf(float, float) __NDK_FPABI_MATH__; 627float __builtin_lgammaf(float) __NDK_FPABI_MATH__; 628float __builtin_tgammaf(float) __NDK_FPABI_MATH__; 629 630float __builtin_acoshf(float) __NDK_FPABI_MATH__; 631float __builtin_asinhf(float) __NDK_FPABI_MATH__; 632float __builtin_atanhf(float) __NDK_FPABI_MATH__; 633float __builtin_cbrtf(float) __NDK_FPABI_MATH__; 634float __builtin_logbf(float) __NDK_FPABI_MATH__; 635float __builtin_copysignf(float, float) __NDK_FPABI_MATH__ __pure2; 636long long __builtin_llrintf(float) __NDK_FPABI_MATH__; 637long long __builtin_llroundf(float) __NDK_FPABI_MATH__; 638long __builtin_lrintf(float) __NDK_FPABI_MATH__; 639long __builtin_lroundf(float) __NDK_FPABI_MATH__; 640float __builtin_nanf(const char *) __NDK_FPABI_MATH__ __pure2; 641float __builtin_nearbyintf(float) __NDK_FPABI_MATH__; 642float __builtin_nextafterf(float, float) __NDK_FPABI_MATH__; 643float __builtin_remainderf(float, float) __NDK_FPABI_MATH__; 644float __builtin_remquof(float, float, int *) __NDK_FPABI_MATH__; 645float __builtin_rintf(float) __NDK_FPABI_MATH__; 646float __builtin_scalblnf(float, long) __NDK_FPABI_MATH__; 647float __builtin_scalbnf(float, int) __NDK_FPABI_MATH__; 648float __builtin_truncf(float) __NDK_FPABI_MATH__; 649 650float __builtin_fdimf(float, float) __NDK_FPABI_MATH__; 651float __builtin_fmaf(float, float, float) __NDK_FPABI_MATH__; 652float __builtin_fmaxf(float, float) __NDK_FPABI_MATH__ __pure2; 653float __builtin_fminf(float, float) __NDK_FPABI_MATH__ __pure2; 654#endif 655 656/* 657 * float versions of BSD math library entry points 658 */ 659#if __BSD_VISIBLE 660float __builtin_dremf(float, float) __NDK_FPABI_MATH__; 661int __builtin_finitef(float) __NDK_FPABI_MATH__ __pure2; 662float __builtin_gammaf(float) __NDK_FPABI_MATH__; 663float __builtin_j0f(float) __NDK_FPABI_MATH__; 664float __builtin_j1f(float) __NDK_FPABI_MATH__; 665float __builtin_jnf(int, float) __NDK_FPABI_MATH__; 666float __builtin_scalbf(float, float) __NDK_FPABI_MATH__; 667float __builtin_y0f(float) __NDK_FPABI_MATH__; 668float __builtin_y1f(float) __NDK_FPABI_MATH__; 669float __builtin_ynf(int, float) __NDK_FPABI_MATH__; 670 671/* 672 * Float versions of reentrant version of gamma & lgamma; passes 673 * signgam back by reference as the second argument; user must 674 * allocate space for signgam. 675 */ 676float __builtin_gammaf_r(float, int *) __NDK_FPABI_MATH__; 677float __builtin_lgammaf_r(float, int *) __NDK_FPABI_MATH__; 678 679/* 680 * float version of IEEE Test Vector 681 */ 682float __builtin_significandf(float) __NDK_FPABI_MATH__; 683#endif /* __BSD_VISIBLE */ 684 685/* 686 * long double versions of ISO/POSIX math functions 687 */ 688#if __ISO_C_VISIBLE >= 1999 689long double __builtin_acoshl(long double) __NDK_FPABI_MATH__; 690long double __builtin_acosl(long double) __NDK_FPABI_MATH__; 691long double __builtin_asinhl(long double) __NDK_FPABI_MATH__; 692long double __builtin_asinl(long double) __NDK_FPABI_MATH__; 693long double __builtin_atan2l(long double, long double) __NDK_FPABI_MATH__; 694long double __builtin_atanhl(long double) __NDK_FPABI_MATH__; 695long double __builtin_atanl(long double) __NDK_FPABI_MATH__; 696long double __builtin_cbrtl(long double) __NDK_FPABI_MATH__; 697long double __builtin_ceill(long double) __NDK_FPABI_MATH__; 698long double __builtin_copysignl(long double, long double) __NDK_FPABI_MATH__ __pure2; 699long double __builtin_coshl(long double) __NDK_FPABI_MATH__; 700long double __builtin_cosl(long double) __NDK_FPABI_MATH__; 701long double __builtin_erfcl(long double) __NDK_FPABI_MATH__; 702long double __builtin_erfl(long double) __NDK_FPABI_MATH__; 703long double __builtin_exp2l(long double) __NDK_FPABI_MATH__; 704long double __builtin_expl(long double) __NDK_FPABI_MATH__; 705long double __builtin_expm1l(long double) __NDK_FPABI_MATH__; 706long double __builtin_fabsl(long double) __NDK_FPABI_MATH__ __pure2; 707long double __builtin_fdiml(long double, long double) __NDK_FPABI_MATH__; 708long double __builtin_floorl(long double) __NDK_FPABI_MATH__; 709long double __builtin_fmal(long double, long double, long double) __NDK_FPABI_MATH__; 710long double __builtin_fmaxl(long double, long double) __NDK_FPABI_MATH__ __pure2; 711long double __builtin_fminl(long double, long double) __NDK_FPABI_MATH__ __pure2; 712long double __builtin_fmodl(long double, long double) __NDK_FPABI_MATH__; 713long double __builtin_frexpl(long double value, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 714long double __builtin_hypotl(long double, long double) __NDK_FPABI_MATH__; 715int __builtin_ilogbl(long double) __NDK_FPABI_MATH__ __pure2; 716long double __builtin_ldexpl(long double, int) __NDK_FPABI_MATH__; 717long double __builtin_lgammal(long double) __NDK_FPABI_MATH__; 718long long __builtin_llrintl(long double) __NDK_FPABI_MATH__; 719long long __builtin_llroundl(long double) __NDK_FPABI_MATH__; 720long double __builtin_log10l(long double) __NDK_FPABI_MATH__; 721long double __builtin_log1pl(long double) __NDK_FPABI_MATH__; 722long double __builtin_log2l(long double) __NDK_FPABI_MATH__; 723long double __builtin_logbl(long double) __NDK_FPABI_MATH__; 724long double __builtin_logl(long double) __NDK_FPABI_MATH__; 725long __builtin_lrintl(long double) __NDK_FPABI_MATH__; 726long __builtin_lroundl(long double) __NDK_FPABI_MATH__; 727long double __builtin_modfl(long double, long double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 728long double __builtin_nanl(const char *) __NDK_FPABI_MATH__ __pure2; 729long double __builtin_nearbyintl(long double) __NDK_FPABI_MATH__; 730long double __builtin_nextafterl(long double, long double) __NDK_FPABI_MATH__; 731double __builtin_nexttoward(double, long double) __NDK_FPABI_MATH__; 732float __builtin_nexttowardf(float, long double) __NDK_FPABI_MATH__; 733long double __builtin_nexttowardl(long double, long double) __NDK_FPABI_MATH__; 734long double __builtin_powl(long double, long double) __NDK_FPABI_MATH__; 735long double __builtin_remainderl(long double, long double) __NDK_FPABI_MATH__; 736long double __builtin_remquol(long double, long double, int *) __NDK_FPABI_MATH__; 737long double __builtin_rintl(long double) __NDK_FPABI_MATH__; 738long double __builtin_roundl(long double) __NDK_FPABI_MATH__; 739long double __builtin_scalblnl(long double, long) __NDK_FPABI_MATH__; 740long double __builtin_scalbnl(long double, int) __NDK_FPABI_MATH__; 741long double __builtin_sinhl(long double) __NDK_FPABI_MATH__; 742long double __builtin_sinl(long double) __NDK_FPABI_MATH__; 743long double __builtin_sqrtl(long double) __NDK_FPABI_MATH__; 744long double __builtin_tanhl(long double) __NDK_FPABI_MATH__; 745long double __builtin_tanl(long double) __NDK_FPABI_MATH__; 746long double __builtin_tgammal(long double) __NDK_FPABI_MATH__; 747long double __builtin_truncl(long double) __NDK_FPABI_MATH__; 748 749#endif /* __ISO_C_VISIBLE >= 1999 */ 750 751#if defined(_GNU_SOURCE) 752void __builtin_sincos(double, double*, double*) __NDK_FPABI_MATH__; 753void __builtin_sincosf(float, float*, float*) __NDK_FPABI_MATH__; 754void __builtin_sincosl(long double, long double*, long double*) __NDK_FPABI_MATH__; 755#endif /* _GNU_SOURCE */ 756 757#pragma GCC visibility pop 758__END_DECLS 759 760#endif /* !_MATH_H_ */ 761