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 */ 29 extern const union __infinity_un { 30 unsigned char __uc[8]; 31 double __ud; 32 } __infinity; 33 34 extern 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)) 128 129 typedef double __double_t; 130 typedef __double_t double_t; 131 typedef float __float_t; 132 typedef __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) 154 extern 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 */ 175 int __fpclassifyd(double) __NDK_FPABI_MATH__ __pure2; 176 int __fpclassifyf(float) __NDK_FPABI_MATH__ __pure2; 177 int __fpclassifyl(long double) __NDK_FPABI_MATH__ __pure2; 178 int __isfinitef(float) __NDK_FPABI_MATH__ __pure2; 179 int __isfinite(double) __NDK_FPABI_MATH__ __pure2; 180 int __isfinitel(long double) __NDK_FPABI_MATH__ __pure2; 181 int __isinff(float) __NDK_FPABI_MATH__ __pure2; 182 int __isinfl(long double) __NDK_FPABI_MATH__ __pure2; 183 int __isnanf(float) __NDK_FPABI_MATH__ __pure2; 184 int __isnanl(long double) __NDK_FPABI_MATH__ __pure2; 185 int __isnormalf(float) __NDK_FPABI_MATH__ __pure2; 186 int __isnormal(double) __NDK_FPABI_MATH__ __pure2; 187 int __isnormall(long double) __NDK_FPABI_MATH__ __pure2; 188 int __signbit(double) __NDK_FPABI_MATH__ __pure2; 189 int __signbitf(float) __NDK_FPABI_MATH__ __pure2; 190 int __signbitl(long double) __NDK_FPABI_MATH__ __pure2; 191 192 double acos(double) __NDK_FPABI_MATH__; 193 double asin(double) __NDK_FPABI_MATH__; 194 double atan(double) __NDK_FPABI_MATH__; 195 double atan2(double, double) __NDK_FPABI_MATH__; 196 double cos(double) __NDK_FPABI_MATH__; 197 double sin(double) __NDK_FPABI_MATH__; 198 double tan(double) __NDK_FPABI_MATH__; 199 200 double cosh(double) __NDK_FPABI_MATH__; 201 double sinh(double) __NDK_FPABI_MATH__; 202 double tanh(double) __NDK_FPABI_MATH__; 203 204 double exp(double) __NDK_FPABI_MATH__; 205 double frexp(double, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 206 double ldexp(double, int) __NDK_FPABI_MATH__; 207 double log(double) __NDK_FPABI_MATH__; 208 double log10(double) __NDK_FPABI_MATH__; 209 double modf(double, double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 210 211 double pow(double, double) __NDK_FPABI_MATH__; 212 double sqrt(double) __NDK_FPABI_MATH__; 213 214 double ceil(double) __NDK_FPABI_MATH__; 215 double fabs(double) __NDK_FPABI_MATH__ __pure2; 216 double floor(double) __NDK_FPABI_MATH__; 217 double 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 223 double acosh(double) __NDK_FPABI_MATH__; 224 double asinh(double) __NDK_FPABI_MATH__; 225 double atanh(double) __NDK_FPABI_MATH__; 226 double cbrt(double) __NDK_FPABI_MATH__; 227 double erf(double) __NDK_FPABI_MATH__; 228 double erfc(double) __NDK_FPABI_MATH__; 229 double exp2(double) __NDK_FPABI_MATH__; 230 double expm1(double) __NDK_FPABI_MATH__; 231 double fma(double, double, double) __NDK_FPABI_MATH__; 232 double hypot(double, double) __NDK_FPABI_MATH__; 233 int ilogb(double) __NDK_FPABI_MATH__ __pure2; 234 int (isinf)(double) __NDK_FPABI_MATH__ __pure2; 235 int (isnan)(double) __NDK_FPABI_MATH__ __pure2; 236 double lgamma(double) __NDK_FPABI_MATH__; 237 long long llrint(double) __NDK_FPABI_MATH__; 238 long long llround(double) __NDK_FPABI_MATH__; 239 double log1p(double) __NDK_FPABI_MATH__; 240 double log2(double) __NDK_FPABI_MATH__; 241 double logb(double) __NDK_FPABI_MATH__; 242 long lrint(double) __NDK_FPABI_MATH__; 243 long lround(double) __NDK_FPABI_MATH__; 244 double nan(const char *) __NDK_FPABI_MATH__ __pure2; 245 double nextafter(double, double) __NDK_FPABI_MATH__; 246 double remainder(double, double) __NDK_FPABI_MATH__; 247 double remquo(double, double, int *) __NDK_FPABI_MATH__; 248 double rint(double) __NDK_FPABI_MATH__; 249 #endif /* __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE */ 250 251 #if __BSD_VISIBLE || __XSI_VISIBLE 252 double j0(double) __NDK_FPABI_MATH__; 253 double j1(double) __NDK_FPABI_MATH__; 254 double jn(int, double) __NDK_FPABI_MATH__; 255 double y0(double) __NDK_FPABI_MATH__; 256 double y1(double) __NDK_FPABI_MATH__; 257 double yn(int, double) __NDK_FPABI_MATH__; 258 259 #if __XSI_VISIBLE <= 500 || __BSD_VISIBLE 260 double gamma(double) __NDK_FPABI_MATH__; 261 #endif 262 263 #if __XSI_VISIBLE <= 600 || __BSD_VISIBLE 264 double scalb(double, double) __NDK_FPABI_MATH__; 265 #endif 266 #endif /* __BSD_VISIBLE || __XSI_VISIBLE */ 267 268 #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 269 double copysign(double, double) __NDK_FPABI_MATH__ __pure2; 270 double fdim(double, double) __NDK_FPABI_MATH__; 271 double fmax(double, double) __NDK_FPABI_MATH__ __pure2; 272 double fmin(double, double) __NDK_FPABI_MATH__ __pure2; 273 double nearbyint(double) __NDK_FPABI_MATH__; 274 double round(double) __NDK_FPABI_MATH__; 275 double scalbln(double, long) __NDK_FPABI_MATH__; 276 double scalbn(double, int) __NDK_FPABI_MATH__; 277 double tgamma(double) __NDK_FPABI_MATH__; 278 double trunc(double) __NDK_FPABI_MATH__; 279 #endif 280 281 /* 282 * BSD math library entry points 283 */ 284 #if __BSD_VISIBLE 285 double drem(double, double) __NDK_FPABI_MATH__; 286 int finite(double) __NDK_FPABI_MATH__ __pure2; 287 int isnanf(float) __NDK_FPABI_MATH__ __pure2; 288 long 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 */ 294 double gamma_r(double, int *) __NDK_FPABI_MATH__; 295 double lgamma_r(double, int *) __NDK_FPABI_MATH__; 296 297 /* 298 * IEEE Test Vector 299 */ 300 double significand(double) __NDK_FPABI_MATH__; 301 #endif /* __BSD_VISIBLE */ 302 303 /* float versions of ANSI/POSIX functions */ 304 #if __ISO_C_VISIBLE >= 1999 305 float acosf(float) __NDK_FPABI_MATH__; 306 float asinf(float) __NDK_FPABI_MATH__; 307 float atanf(float) __NDK_FPABI_MATH__; 308 float atan2f(float, float) __NDK_FPABI_MATH__; 309 float cosf(float) __NDK_FPABI_MATH__; 310 float sinf(float) __NDK_FPABI_MATH__; 311 float tanf(float) __NDK_FPABI_MATH__; 312 313 float coshf(float) __NDK_FPABI_MATH__; 314 float sinhf(float) __NDK_FPABI_MATH__; 315 float tanhf(float) __NDK_FPABI_MATH__; 316 317 float exp2f(float) __NDK_FPABI_MATH__; 318 float expf(float) __NDK_FPABI_MATH__; 319 float expm1f(float) __NDK_FPABI_MATH__; 320 float frexpf(float, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 321 int ilogbf(float) __NDK_FPABI_MATH__ __pure2; 322 float ldexpf(float, int) __NDK_FPABI_MATH__; 323 float log10f(float) __NDK_FPABI_MATH__; 324 float log1pf(float) __NDK_FPABI_MATH__; 325 float log2f(float) __NDK_FPABI_MATH__; 326 float logf(float) __NDK_FPABI_MATH__; 327 float modff(float, float *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 328 329 float powf(float, float) __NDK_FPABI_MATH__; 330 float sqrtf(float) __NDK_FPABI_MATH__; 331 332 float ceilf(float) __NDK_FPABI_MATH__; 333 float fabsf(float) __NDK_FPABI_MATH__ __pure2; 334 float floorf(float) __NDK_FPABI_MATH__; 335 float fmodf(float, float) __NDK_FPABI_MATH__; 336 float roundf(float) __NDK_FPABI_MATH__; 337 338 float erff(float) __NDK_FPABI_MATH__; 339 float erfcf(float) __NDK_FPABI_MATH__; 340 float hypotf(float, float) __NDK_FPABI_MATH__; 341 float lgammaf(float) __NDK_FPABI_MATH__; 342 float tgammaf(float) __NDK_FPABI_MATH__; 343 344 float acoshf(float) __NDK_FPABI_MATH__; 345 float asinhf(float) __NDK_FPABI_MATH__; 346 float atanhf(float) __NDK_FPABI_MATH__; 347 float cbrtf(float) __NDK_FPABI_MATH__; 348 float logbf(float) __NDK_FPABI_MATH__; 349 float copysignf(float, float) __NDK_FPABI_MATH__ __pure2; 350 long long llrintf(float) __NDK_FPABI_MATH__; 351 long long llroundf(float) __NDK_FPABI_MATH__; 352 long lrintf(float) __NDK_FPABI_MATH__; 353 long lroundf(float) __NDK_FPABI_MATH__; 354 float nanf(const char *) __NDK_FPABI_MATH__ __pure2; 355 float nearbyintf(float) __NDK_FPABI_MATH__; 356 float nextafterf(float, float) __NDK_FPABI_MATH__; 357 float remainderf(float, float) __NDK_FPABI_MATH__; 358 float remquof(float, float, int *) __NDK_FPABI_MATH__; 359 float rintf(float) __NDK_FPABI_MATH__; 360 float scalblnf(float, long) __NDK_FPABI_MATH__; 361 float scalbnf(float, int) __NDK_FPABI_MATH__; 362 float truncf(float) __NDK_FPABI_MATH__; 363 364 float fdimf(float, float) __NDK_FPABI_MATH__; 365 float fmaf(float, float, float) __NDK_FPABI_MATH__; 366 float fmaxf(float, float) __NDK_FPABI_MATH__ __pure2; 367 float 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 374 float dremf(float, float) __NDK_FPABI_MATH__; 375 int finitef(float) __NDK_FPABI_MATH__ __pure2; 376 float gammaf(float) __NDK_FPABI_MATH__; 377 float j0f(float) __NDK_FPABI_MATH__; 378 float j1f(float) __NDK_FPABI_MATH__; 379 float jnf(int, float) __NDK_FPABI_MATH__; 380 float scalbf(float, float) __NDK_FPABI_MATH__; 381 float y0f(float) __NDK_FPABI_MATH__; 382 float y1f(float) __NDK_FPABI_MATH__; 383 float 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 */ 390 float gammaf_r(float, int *) __NDK_FPABI_MATH__; 391 float lgammaf_r(float, int *) __NDK_FPABI_MATH__; 392 393 /* 394 * float version of IEEE Test Vector 395 */ 396 float 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 403 long double acoshl(long double) __NDK_FPABI_MATH__; 404 long double acosl(long double) __NDK_FPABI_MATH__; 405 long double asinhl(long double) __NDK_FPABI_MATH__; 406 long double asinl(long double) __NDK_FPABI_MATH__; 407 long double atan2l(long double, long double) __NDK_FPABI_MATH__; 408 long double atanhl(long double) __NDK_FPABI_MATH__; 409 long double atanl(long double) __NDK_FPABI_MATH__; 410 long double cbrtl(long double) __NDK_FPABI_MATH__; 411 long double ceill(long double) __NDK_FPABI_MATH__; 412 long double copysignl(long double, long double) __NDK_FPABI_MATH__ __pure2; 413 long double coshl(long double) __NDK_FPABI_MATH__; 414 long double cosl(long double) __NDK_FPABI_MATH__; 415 long double erfcl(long double) __NDK_FPABI_MATH__; 416 long double erfl(long double) __NDK_FPABI_MATH__; 417 long double exp2l(long double) __NDK_FPABI_MATH__; 418 long double expl(long double) __NDK_FPABI_MATH__; 419 long double expm1l(long double) __NDK_FPABI_MATH__; 420 long double fabsl(long double) __NDK_FPABI_MATH__ __pure2; 421 long double fdiml(long double, long double) __NDK_FPABI_MATH__; 422 long double floorl(long double) __NDK_FPABI_MATH__; 423 long double fmal(long double, long double, long double) __NDK_FPABI_MATH__; 424 long double fmaxl(long double, long double) __NDK_FPABI_MATH__ __pure2; 425 long double fminl(long double, long double) __NDK_FPABI_MATH__ __pure2; 426 long double fmodl(long double, long double) __NDK_FPABI_MATH__; 427 long double frexpl(long double value, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 428 long double hypotl(long double, long double) __NDK_FPABI_MATH__; 429 int ilogbl(long double) __NDK_FPABI_MATH__ __pure2; 430 long double ldexpl(long double, int) __NDK_FPABI_MATH__; 431 long double lgammal(long double) __NDK_FPABI_MATH__; 432 long long llrintl(long double) __NDK_FPABI_MATH__; 433 long long llroundl(long double) __NDK_FPABI_MATH__; 434 long double log10l(long double) __NDK_FPABI_MATH__; 435 long double log1pl(long double) __NDK_FPABI_MATH__; 436 long double log2l(long double) __NDK_FPABI_MATH__; 437 long double logbl(long double) __NDK_FPABI_MATH__; 438 long double logl(long double) __NDK_FPABI_MATH__; 439 long lrintl(long double) __NDK_FPABI_MATH__; 440 long lroundl(long double) __NDK_FPABI_MATH__; 441 long double modfl(long double, long double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 442 long double nanl(const char *) __NDK_FPABI_MATH__ __pure2; 443 long double nearbyintl(long double) __NDK_FPABI_MATH__; 444 long double nextafterl(long double, long double) __NDK_FPABI_MATH__; 445 double nexttoward(double, long double) __NDK_FPABI_MATH__; 446 float nexttowardf(float, long double) __NDK_FPABI_MATH__; 447 long double nexttowardl(long double, long double) __NDK_FPABI_MATH__; 448 long double powl(long double, long double) __NDK_FPABI_MATH__; 449 long double remainderl(long double, long double) __NDK_FPABI_MATH__; 450 long double remquol(long double, long double, int *) __NDK_FPABI_MATH__; 451 long double rintl(long double) __NDK_FPABI_MATH__; 452 long double roundl(long double) __NDK_FPABI_MATH__; 453 long double scalblnl(long double, long) __NDK_FPABI_MATH__; 454 long double scalbnl(long double, int) __NDK_FPABI_MATH__; 455 long double sinhl(long double) __NDK_FPABI_MATH__; 456 long double sinl(long double) __NDK_FPABI_MATH__; 457 long double sqrtl(long double) __NDK_FPABI_MATH__; 458 long double tanhl(long double) __NDK_FPABI_MATH__; 459 long double tanl(long double) __NDK_FPABI_MATH__; 460 long double tgammal(long double) __NDK_FPABI_MATH__; 461 long double truncl(long double) __NDK_FPABI_MATH__; 462 463 #endif /* __ISO_C_VISIBLE >= 1999 */ 464 465 #if defined(_GNU_SOURCE) 466 void sincos(double, double*, double*) __NDK_FPABI_MATH__; 467 void sincosf(float, float*, float*) __NDK_FPABI_MATH__; 468 void 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 */ 472 473 double __builtin_acos(double) __NDK_FPABI_MATH__; 474 double __builtin_asin(double) __NDK_FPABI_MATH__; 475 double __builtin_atan(double) __NDK_FPABI_MATH__; 476 double __builtin_atan2(double, double) __NDK_FPABI_MATH__; 477 double __builtin_cos(double) __NDK_FPABI_MATH__; 478 double __builtin_sin(double) __NDK_FPABI_MATH__; 479 double __builtin_tan(double) __NDK_FPABI_MATH__; 480 481 double __builtin_cosh(double) __NDK_FPABI_MATH__; 482 double __builtin_sinh(double) __NDK_FPABI_MATH__; 483 double __builtin_tanh(double) __NDK_FPABI_MATH__; 484 485 double __builtin_exp(double) __NDK_FPABI_MATH__; 486 double __builtin_frexp(double, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 487 double __builtin_ldexp(double, int) __NDK_FPABI_MATH__; 488 double __builtin_log(double) __NDK_FPABI_MATH__; 489 double __builtin_log10(double) __NDK_FPABI_MATH__; 490 double __builtin_modf(double, double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 491 492 double __builtin_pow(double, double) __NDK_FPABI_MATH__; 493 double __builtin_sqrt(double) __NDK_FPABI_MATH__; 494 495 double __builtin_ceil(double) __NDK_FPABI_MATH__; 496 double __builtin_fabs(double) __NDK_FPABI_MATH__ __pure2; 497 double __builtin_floor(double) __NDK_FPABI_MATH__; 498 double __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 504 double __builtin_acosh(double) __NDK_FPABI_MATH__; 505 double __builtin_asinh(double) __NDK_FPABI_MATH__; 506 double __builtin_atanh(double) __NDK_FPABI_MATH__; 507 double __builtin_cbrt(double) __NDK_FPABI_MATH__; 508 double __builtin_erf(double) __NDK_FPABI_MATH__; 509 double __builtin_erfc(double) __NDK_FPABI_MATH__; 510 double __builtin_exp2(double) __NDK_FPABI_MATH__; 511 double __builtin_expm1(double) __NDK_FPABI_MATH__; 512 double __builtin_fma(double, double, double) __NDK_FPABI_MATH__; 513 double __builtin_hypot(double, double) __NDK_FPABI_MATH__; 514 int __builtin_ilogb(double) __NDK_FPABI_MATH__ __pure2; 515 #if !defined(__clang__) || __clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 6) 516 int __builtin_isinf(double) __NDK_FPABI_MATH__ __pure2; 517 int __builtin_isnan(double) __NDK_FPABI_MATH__ __pure2; 518 #else 519 /* clang < 3.5 has faulty prototype for __builtin_isnan */ 520 #endif 521 double __builtin_lgamma(double) __NDK_FPABI_MATH__; 522 long long __builtin_llrint(double) __NDK_FPABI_MATH__; 523 long long __builtin_llround(double) __NDK_FPABI_MATH__; 524 double __builtin_log1p(double) __NDK_FPABI_MATH__; 525 double __builtin_log2(double) __NDK_FPABI_MATH__; 526 double __builtin_logb(double) __NDK_FPABI_MATH__; 527 long __builtin_lrint(double) __NDK_FPABI_MATH__; 528 long __builtin_lround(double) __NDK_FPABI_MATH__; 529 double __builtin_nan(const char *) __NDK_FPABI_MATH__ __pure2; 530 double __builtin_nextafter(double, double) __NDK_FPABI_MATH__; 531 double __builtin_remainder(double, double) __NDK_FPABI_MATH__; 532 double __builtin_remquo(double, double, int *) __NDK_FPABI_MATH__; 533 double __builtin_rint(double) __NDK_FPABI_MATH__; 534 #endif /* __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE */ 535 536 #if __BSD_VISIBLE || __XSI_VISIBLE 537 double __builtin_j0(double) __NDK_FPABI_MATH__; 538 double __builtin_j1(double) __NDK_FPABI_MATH__; 539 double __builtin_jn(int, double) __NDK_FPABI_MATH__; 540 double __builtin_y0(double) __NDK_FPABI_MATH__; 541 double __builtin_y1(double) __NDK_FPABI_MATH__; 542 double __builtin_yn(int, double) __NDK_FPABI_MATH__; 543 544 #if __XSI_VISIBLE <= 500 || __BSD_VISIBLE 545 double __builtin_gamma(double) __NDK_FPABI_MATH__; 546 #endif 547 548 #if __XSI_VISIBLE <= 600 || __BSD_VISIBLE 549 double __builtin_scalb(double, double) __NDK_FPABI_MATH__; 550 #endif 551 #endif /* __BSD_VISIBLE || __XSI_VISIBLE */ 552 553 #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 1999 554 double __builtin_copysign(double, double) __NDK_FPABI_MATH__ __pure2; 555 double __builtin_fdim(double, double) __NDK_FPABI_MATH__; 556 double __builtin_fmax(double, double) __NDK_FPABI_MATH__ __pure2; 557 double __builtin_fmin(double, double) __NDK_FPABI_MATH__ __pure2; 558 double __builtin_nearbyint(double) __NDK_FPABI_MATH__; 559 double __builtin_round(double) __NDK_FPABI_MATH__; 560 double __builtin_scalbln(double, long) __NDK_FPABI_MATH__; 561 double __builtin_scalbn(double, int) __NDK_FPABI_MATH__; 562 double __builtin_tgamma(double) __NDK_FPABI_MATH__; 563 double __builtin_trunc(double) __NDK_FPABI_MATH__; 564 #endif 565 566 /* 567 * BSD math library entry points 568 */ 569 #if __BSD_VISIBLE 570 double __builtin_drem(double, double) __NDK_FPABI_MATH__; 571 int __builtin_finite(double) __NDK_FPABI_MATH__ __pure2; 572 int __builtin_isnanf(float) __NDK_FPABI_MATH__ __pure2; 573 long double significandl(long double) __NDK_FPABI_MATH__; 574 575 /* 576 * Reentrant version of gamma & lgamma; passes signgam back by reference 577 * as the second argument; user must allocate space for signgam. 578 */ 579 double __builtin_gamma_r(double, int *) __NDK_FPABI_MATH__; 580 double __builtin_lgamma_r(double, int *) __NDK_FPABI_MATH__; 581 582 /* 583 * IEEE Test Vector 584 */ 585 double __builtin_significand(double) __NDK_FPABI_MATH__; 586 #endif /* __BSD_VISIBLE */ 587 588 /* float versions of ANSI/POSIX functions */ 589 #if __ISO_C_VISIBLE >= 1999 590 float __builtin_acosf(float) __NDK_FPABI_MATH__; 591 float __builtin_asinf(float) __NDK_FPABI_MATH__; 592 float __builtin_atanf(float) __NDK_FPABI_MATH__; 593 float __builtin_atan2f(float, float) __NDK_FPABI_MATH__; 594 float __builtin_cosf(float) __NDK_FPABI_MATH__; 595 float __builtin_sinf(float) __NDK_FPABI_MATH__; 596 float __builtin_tanf(float) __NDK_FPABI_MATH__; 597 598 float __builtin_coshf(float) __NDK_FPABI_MATH__; 599 float __builtin_sinhf(float) __NDK_FPABI_MATH__; 600 float __builtin_tanhf(float) __NDK_FPABI_MATH__; 601 602 float __builtin_exp2f(float) __NDK_FPABI_MATH__; 603 float __builtin_expf(float) __NDK_FPABI_MATH__; 604 float __builtin_expm1f(float) __NDK_FPABI_MATH__; 605 float __builtin_frexpf(float, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 606 int __builtin_ilogbf(float) __NDK_FPABI_MATH__ __pure2; 607 float __builtin_ldexpf(float, int) __NDK_FPABI_MATH__; 608 float __builtin_log10f(float) __NDK_FPABI_MATH__; 609 float __builtin_log1pf(float) __NDK_FPABI_MATH__; 610 float __builtin_log2f(float) __NDK_FPABI_MATH__; 611 float __builtin_logf(float) __NDK_FPABI_MATH__; 612 float __builtin_modff(float, float *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 613 614 float __builtin_powf(float, float) __NDK_FPABI_MATH__; 615 float __builtin_sqrtf(float) __NDK_FPABI_MATH__; 616 617 float __builtin_ceilf(float) __NDK_FPABI_MATH__; 618 float __builtin_fabsf(float) __NDK_FPABI_MATH__ __pure2; 619 float __builtin_floorf(float) __NDK_FPABI_MATH__; 620 float __builtin_fmodf(float, float) __NDK_FPABI_MATH__; 621 float __builtin_roundf(float) __NDK_FPABI_MATH__; 622 623 float __builtin_erff(float) __NDK_FPABI_MATH__; 624 float __builtin_erfcf(float) __NDK_FPABI_MATH__; 625 float __builtin_hypotf(float, float) __NDK_FPABI_MATH__; 626 float __builtin_lgammaf(float) __NDK_FPABI_MATH__; 627 float __builtin_tgammaf(float) __NDK_FPABI_MATH__; 628 629 float __builtin_acoshf(float) __NDK_FPABI_MATH__; 630 float __builtin_asinhf(float) __NDK_FPABI_MATH__; 631 float __builtin_atanhf(float) __NDK_FPABI_MATH__; 632 float __builtin_cbrtf(float) __NDK_FPABI_MATH__; 633 float __builtin_logbf(float) __NDK_FPABI_MATH__; 634 float __builtin_copysignf(float, float) __NDK_FPABI_MATH__ __pure2; 635 long long __builtin_llrintf(float) __NDK_FPABI_MATH__; 636 long long __builtin_llroundf(float) __NDK_FPABI_MATH__; 637 long __builtin_lrintf(float) __NDK_FPABI_MATH__; 638 long __builtin_lroundf(float) __NDK_FPABI_MATH__; 639 float __builtin_nanf(const char *) __NDK_FPABI_MATH__ __pure2; 640 float __builtin_nearbyintf(float) __NDK_FPABI_MATH__; 641 float __builtin_nextafterf(float, float) __NDK_FPABI_MATH__; 642 float __builtin_remainderf(float, float) __NDK_FPABI_MATH__; 643 float __builtin_remquof(float, float, int *) __NDK_FPABI_MATH__; 644 float __builtin_rintf(float) __NDK_FPABI_MATH__; 645 float __builtin_scalblnf(float, long) __NDK_FPABI_MATH__; 646 float __builtin_scalbnf(float, int) __NDK_FPABI_MATH__; 647 float __builtin_truncf(float) __NDK_FPABI_MATH__; 648 649 float __builtin_fdimf(float, float) __NDK_FPABI_MATH__; 650 float __builtin_fmaf(float, float, float) __NDK_FPABI_MATH__; 651 float __builtin_fmaxf(float, float) __NDK_FPABI_MATH__ __pure2; 652 float __builtin_fminf(float, float) __NDK_FPABI_MATH__ __pure2; 653 #endif 654 655 /* 656 * float versions of BSD math library entry points 657 */ 658 #if __BSD_VISIBLE 659 float __builtin_dremf(float, float) __NDK_FPABI_MATH__; 660 int __builtin_finitef(float) __NDK_FPABI_MATH__ __pure2; 661 float __builtin_gammaf(float) __NDK_FPABI_MATH__; 662 float __builtin_j0f(float) __NDK_FPABI_MATH__; 663 float __builtin_j1f(float) __NDK_FPABI_MATH__; 664 float __builtin_jnf(int, float) __NDK_FPABI_MATH__; 665 float __builtin_scalbf(float, float) __NDK_FPABI_MATH__; 666 float __builtin_y0f(float) __NDK_FPABI_MATH__; 667 float __builtin_y1f(float) __NDK_FPABI_MATH__; 668 float __builtin_ynf(int, float) __NDK_FPABI_MATH__; 669 670 /* 671 * Float versions of reentrant version of gamma & lgamma; passes 672 * signgam back by reference as the second argument; user must 673 * allocate space for signgam. 674 */ 675 float __builtin_gammaf_r(float, int *) __NDK_FPABI_MATH__; 676 float __builtin_lgammaf_r(float, int *) __NDK_FPABI_MATH__; 677 678 /* 679 * float version of IEEE Test Vector 680 */ 681 float __builtin_significandf(float) __NDK_FPABI_MATH__; 682 #endif /* __BSD_VISIBLE */ 683 684 /* 685 * long double versions of ISO/POSIX math functions 686 */ 687 #if __ISO_C_VISIBLE >= 1999 688 long double __builtin_acoshl(long double) __NDK_FPABI_MATH__; 689 long double __builtin_acosl(long double) __NDK_FPABI_MATH__; 690 long double __builtin_asinhl(long double) __NDK_FPABI_MATH__; 691 long double __builtin_asinl(long double) __NDK_FPABI_MATH__; 692 long double __builtin_atan2l(long double, long double) __NDK_FPABI_MATH__; 693 long double __builtin_atanhl(long double) __NDK_FPABI_MATH__; 694 long double __builtin_atanl(long double) __NDK_FPABI_MATH__; 695 long double __builtin_cbrtl(long double) __NDK_FPABI_MATH__; 696 long double __builtin_ceill(long double) __NDK_FPABI_MATH__; 697 long double __builtin_copysignl(long double, long double) __NDK_FPABI_MATH__ __pure2; 698 long double __builtin_coshl(long double) __NDK_FPABI_MATH__; 699 long double __builtin_cosl(long double) __NDK_FPABI_MATH__; 700 long double __builtin_erfcl(long double) __NDK_FPABI_MATH__; 701 long double __builtin_erfl(long double) __NDK_FPABI_MATH__; 702 long double __builtin_exp2l(long double) __NDK_FPABI_MATH__; 703 long double __builtin_expl(long double) __NDK_FPABI_MATH__; 704 long double __builtin_expm1l(long double) __NDK_FPABI_MATH__; 705 long double __builtin_fabsl(long double) __NDK_FPABI_MATH__ __pure2; 706 long double __builtin_fdiml(long double, long double) __NDK_FPABI_MATH__; 707 long double __builtin_floorl(long double) __NDK_FPABI_MATH__; 708 long double __builtin_fmal(long double, long double, long double) __NDK_FPABI_MATH__; 709 long double __builtin_fmaxl(long double, long double) __NDK_FPABI_MATH__ __pure2; 710 long double __builtin_fminl(long double, long double) __NDK_FPABI_MATH__ __pure2; 711 long double __builtin_fmodl(long double, long double) __NDK_FPABI_MATH__; 712 long double __builtin_frexpl(long double value, int *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 713 long double __builtin_hypotl(long double, long double) __NDK_FPABI_MATH__; 714 int __builtin_ilogbl(long double) __NDK_FPABI_MATH__ __pure2; 715 long double __builtin_ldexpl(long double, int) __NDK_FPABI_MATH__; 716 long double __builtin_lgammal(long double) __NDK_FPABI_MATH__; 717 long long __builtin_llrintl(long double) __NDK_FPABI_MATH__; 718 long long __builtin_llroundl(long double) __NDK_FPABI_MATH__; 719 long double __builtin_log10l(long double) __NDK_FPABI_MATH__; 720 long double __builtin_log1pl(long double) __NDK_FPABI_MATH__; 721 long double __builtin_log2l(long double) __NDK_FPABI_MATH__; 722 long double __builtin_logbl(long double) __NDK_FPABI_MATH__; 723 long double __builtin_logl(long double) __NDK_FPABI_MATH__; 724 long __builtin_lrintl(long double) __NDK_FPABI_MATH__; 725 long __builtin_lroundl(long double) __NDK_FPABI_MATH__; 726 long double __builtin_modfl(long double, long double *) __NDK_FPABI_MATH__; /* fundamentally !__pure2 */ 727 long double __builtin_nanl(const char *) __NDK_FPABI_MATH__ __pure2; 728 long double __builtin_nearbyintl(long double) __NDK_FPABI_MATH__; 729 long double __builtin_nextafterl(long double, long double) __NDK_FPABI_MATH__; 730 double __builtin_nexttoward(double, long double) __NDK_FPABI_MATH__; 731 float __builtin_nexttowardf(float, long double) __NDK_FPABI_MATH__; 732 long double __builtin_nexttowardl(long double, long double) __NDK_FPABI_MATH__; 733 long double __builtin_powl(long double, long double) __NDK_FPABI_MATH__; 734 long double __builtin_remainderl(long double, long double) __NDK_FPABI_MATH__; 735 long double __builtin_remquol(long double, long double, int *) __NDK_FPABI_MATH__; 736 long double __builtin_rintl(long double) __NDK_FPABI_MATH__; 737 long double __builtin_roundl(long double) __NDK_FPABI_MATH__; 738 long double __builtin_scalblnl(long double, long) __NDK_FPABI_MATH__; 739 long double __builtin_scalbnl(long double, int) __NDK_FPABI_MATH__; 740 long double __builtin_sinhl(long double) __NDK_FPABI_MATH__; 741 long double __builtin_sinl(long double) __NDK_FPABI_MATH__; 742 long double __builtin_sqrtl(long double) __NDK_FPABI_MATH__; 743 long double __builtin_tanhl(long double) __NDK_FPABI_MATH__; 744 long double __builtin_tanl(long double) __NDK_FPABI_MATH__; 745 long double __builtin_tgammal(long double) __NDK_FPABI_MATH__; 746 long double __builtin_truncl(long double) __NDK_FPABI_MATH__; 747 748 #endif /* __ISO_C_VISIBLE >= 1999 */ 749 750 #if defined(_GNU_SOURCE) 751 void __builtin_sincos(double, double*, double*) __NDK_FPABI_MATH__; 752 void __builtin_sincosf(float, float*, float*) __NDK_FPABI_MATH__; 753 void __builtin_sincosl(long double, long double*, long double*) __NDK_FPABI_MATH__; 754 #endif /* _GNU_SOURCE */ 755 756 #pragma GCC visibility pop 757 __END_DECLS 758 759 #endif /* !_MATH_H_ */ 760