9c8d711aa5
Just expose the ones that bionic historically leaked. Also, many of the M_* constants in <math.h> are actually POSIX. Change-Id: I6275df84c5866b872b71f1c8ed14e2aada12b793
370 lines
12 KiB
C
370 lines
12 KiB
C
/*
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* ====================================================
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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/*
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* from: @(#)fdlibm.h 5.1 93/09/24
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* $FreeBSD$
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*/
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#ifndef _MATH_H_
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#define _MATH_H_
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#include <sys/cdefs.h>
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#include <limits.h>
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__BEGIN_DECLS
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#define HUGE_VAL __builtin_huge_val()
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#define FP_ILOGB0 (-INT_MAX)
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#define FP_ILOGBNAN INT_MAX
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#define HUGE_VALF __builtin_huge_valf()
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#define HUGE_VALL __builtin_huge_vall()
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#define INFINITY __builtin_inff()
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#define NAN __builtin_nanf("")
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#define MATH_ERRNO 1
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#define MATH_ERREXCEPT 2
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#define math_errhandling MATH_ERREXCEPT
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#if defined(__FP_FAST_FMA)
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#define FP_FAST_FMA 1
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#endif
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#if defined(__FP_FAST_FMAF)
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#define FP_FAST_FMAF 1
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#endif
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#if defined(__FP_FAST_FMAL)
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#define FP_FAST_FMAL 1
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#endif
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/* Symbolic constants to classify floating point numbers. */
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#define FP_INFINITE 0x01
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#define FP_NAN 0x02
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#define FP_NORMAL 0x04
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#define FP_SUBNORMAL 0x08
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#define FP_ZERO 0x10
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#define fpclassify(x) \
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__builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, x)
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#define isfinite(x) __builtin_isfinite(x)
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#define isinf(x) __builtin_isinf(x)
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#define isnan(x) __builtin_isnan(x)
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#define isnormal(x) __builtin_isnormal(x)
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#define isgreater(x, y) __builtin_isgreater((x), (y))
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#define isgreaterequal(x, y) __builtin_isgreaterequal((x), (y))
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#define isless(x, y) __builtin_isless((x), (y))
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#define islessequal(x, y) __builtin_islessequal((x), (y))
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#define islessgreater(x, y) __builtin_islessgreater((x), (y))
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#define isunordered(x, y) __builtin_isunordered((x), (y))
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#define signbit(x) \
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((sizeof(x) == sizeof(float)) ? __builtin_signbitf(x) \
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: (sizeof(x) == sizeof(double)) ? __builtin_signbit(x) \
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: __builtin_signbitl(x))
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typedef double __double_t;
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typedef __double_t double_t;
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typedef float __float_t;
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typedef __float_t float_t;
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#if defined(__USE_BSD)
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#define HUGE MAXFLOAT
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#endif
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/*
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* Most of these functions depend on the rounding mode and have the side
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* effect of raising floating-point exceptions, so they are not declared
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* as __pure2. In C99, FENV_ACCESS affects the purity of these functions.
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*/
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int __fpclassifyd(double) __pure2;
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int __fpclassifyf(float) __pure2;
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int __fpclassifyl(long double) __pure2;
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int __isfinitef(float) __pure2;
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int __isfinite(double) __pure2;
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int __isfinitel(long double) __pure2;
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int __isinff(float) __pure2;
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int __isinfl(long double) __pure2;
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int __isnanf(float) __pure2 __INTRODUCED_IN(21);
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int __isnanl(long double) __pure2;
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int __isnormalf(float) __pure2;
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int __isnormal(double) __pure2;
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int __isnormall(long double) __pure2;
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int __signbit(double) __pure2;
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int __signbitf(float) __pure2;
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int __signbitl(long double) __pure2;
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double acos(double);
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double asin(double);
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double atan(double);
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double atan2(double, double);
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double cos(double);
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double sin(double);
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double tan(double);
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double cosh(double);
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double sinh(double);
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double tanh(double);
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double exp(double);
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double frexp(double, int *); /* fundamentally !__pure2 */
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double ldexp(double, int);
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double log(double);
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double log10(double);
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double modf(double, double *); /* fundamentally !__pure2 */
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double pow(double, double);
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double sqrt(double);
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double ceil(double);
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double fabs(double) __pure2;
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double floor(double);
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double fmod(double, double);
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double acosh(double);
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double asinh(double);
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double atanh(double);
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double cbrt(double);
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double erf(double);
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double erfc(double);
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double exp2(double);
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double expm1(double);
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double fma(double, double, double);
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double hypot(double, double);
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int ilogb(double) __pure2;
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int(isinf)(double) __pure2 __INTRODUCED_IN(21);
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int (isnan)(double) __pure2;
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double lgamma(double);
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long long llrint(double);
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long long llround(double);
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double log1p(double);
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double log2(double) __INTRODUCED_IN(18);
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double logb(double);
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long lrint(double);
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long lround(double);
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double nan(const char*) __pure2 __INTRODUCED_IN_ARM(13) __INTRODUCED_IN_MIPS(13)
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__INTRODUCED_IN_X86(9);
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double nextafter(double, double);
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double remainder(double, double);
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double remquo(double, double, int*);
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double rint(double);
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double copysign(double, double) __pure2;
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double fdim(double, double);
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double fmax(double, double) __pure2;
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double fmin(double, double) __pure2;
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double nearbyint(double);
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double round(double);
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double scalbln(double, long) __INTRODUCED_IN_X86(18);
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double scalbn(double, int);
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double tgamma(double);
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double trunc(double);
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float acosf(float);
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float asinf(float);
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float atanf(float);
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float atan2f(float, float);
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float cosf(float);
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float sinf(float);
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float tanf(float);
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float coshf(float);
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float sinhf(float);
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float tanhf(float);
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float exp2f(float);
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float expf(float);
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float expm1f(float);
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float frexpf(float, int *); /* fundamentally !__pure2 */
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int ilogbf(float) __pure2;
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float ldexpf(float, int);
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float log10f(float);
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float log1pf(float);
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float log2f(float) __INTRODUCED_IN(18);
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float logf(float);
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float modff(float, float *); /* fundamentally !__pure2 */
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float powf(float, float);
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float sqrtf(float);
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float ceilf(float);
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float fabsf(float) __pure2;
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float floorf(float);
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float fmodf(float, float);
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float roundf(float);
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float erff(float);
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float erfcf(float);
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float hypotf(float, float);
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float lgammaf(float);
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float tgammaf(float) __INTRODUCED_IN_ARM(13) __INTRODUCED_IN_MIPS(13) __INTRODUCED_IN_X86(9);
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float acoshf(float);
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float asinhf(float);
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float atanhf(float);
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float cbrtf(float);
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float logbf(float);
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float copysignf(float, float) __pure2;
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long long llrintf(float);
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long long llroundf(float);
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long lrintf(float);
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long lroundf(float);
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float nanf(const char*) __pure2 __INTRODUCED_IN_ARM(13) __INTRODUCED_IN_MIPS(13)
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__INTRODUCED_IN_X86(9);
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float nearbyintf(float);
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float nextafterf(float, float);
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float remainderf(float, float);
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float remquof(float, float, int *);
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float rintf(float);
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float scalblnf(float, long) __INTRODUCED_IN_X86(18);
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float scalbnf(float, int);
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float truncf(float);
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float fdimf(float, float);
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float fmaf(float, float, float);
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float fmaxf(float, float) __pure2;
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float fminf(float, float) __pure2;
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long double acoshl(long double) __INTRODUCED_IN(21);
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long double acosl(long double) __INTRODUCED_IN(21);
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long double asinhl(long double) __INTRODUCED_IN(21);
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long double asinl(long double) __INTRODUCED_IN(21);
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long double atan2l(long double, long double) __INTRODUCED_IN(21);
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long double atanhl(long double) __INTRODUCED_IN(21);
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long double atanl(long double) __INTRODUCED_IN(21);
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long double cbrtl(long double) __INTRODUCED_IN(21);
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long double ceill(long double);
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long double copysignl(long double, long double) __pure2;
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long double coshl(long double) __INTRODUCED_IN(21);
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long double cosl(long double) __INTRODUCED_IN(21);
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long double erfcl(long double) __INTRODUCED_IN(21);
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long double erfl(long double) __INTRODUCED_IN(21);
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long double exp2l(long double) __INTRODUCED_IN(21);
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long double expl(long double) __INTRODUCED_IN(21);
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long double expm1l(long double) __INTRODUCED_IN(21);
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long double fabsl(long double) __pure2;
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long double fdiml(long double, long double);
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long double floorl(long double);
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long double fmal(long double, long double, long double) __INTRODUCED_IN(21);
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long double fmaxl(long double, long double) __pure2;
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long double fminl(long double, long double) __pure2;
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long double fmodl(long double, long double) __INTRODUCED_IN(21);
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long double frexpl(long double value, int*) __INTRODUCED_IN(21); /* fundamentally !__pure2 */
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long double hypotl(long double, long double) __INTRODUCED_IN(21);
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int ilogbl(long double) __pure2;
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long double ldexpl(long double, int);
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long double lgammal(long double) __INTRODUCED_IN(21);
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long long llrintl(long double) __INTRODUCED_IN(21);
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long long llroundl(long double);
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long double log10l(long double) __INTRODUCED_IN(21);
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long double log1pl(long double) __INTRODUCED_IN(21);
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long double log2l(long double) __INTRODUCED_IN(18);
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long double logbl(long double) __INTRODUCED_IN(18);
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long double logl(long double) __INTRODUCED_IN(21);
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long lrintl(long double) __INTRODUCED_IN(21);
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long lroundl(long double);
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long double modfl(long double, long double*) __INTRODUCED_IN(21); /* fundamentally !__pure2 */
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long double nanl(const char*) __pure2 __INTRODUCED_IN(13);
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long double nearbyintl(long double) __INTRODUCED_IN(21);
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long double nextafterl(long double, long double) __INTRODUCED_IN(21);
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double nexttoward(double, long double) __INTRODUCED_IN(18);
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float nexttowardf(float, long double);
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long double nexttowardl(long double, long double) __INTRODUCED_IN(18);
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long double powl(long double, long double) __INTRODUCED_IN(21);
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long double remainderl(long double, long double) __INTRODUCED_IN(21);
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long double remquol(long double, long double, int*) __INTRODUCED_IN(21);
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long double rintl(long double) __INTRODUCED_IN(21);
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long double roundl(long double);
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long double scalblnl(long double, long) __INTRODUCED_IN_X86(18);
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long double scalbnl(long double, int);
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long double sinhl(long double) __INTRODUCED_IN(21);
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long double sinl(long double) __INTRODUCED_IN(21);
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long double sqrtl(long double) __INTRODUCED_IN(21);
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long double tanhl(long double) __INTRODUCED_IN(21);
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long double tanl(long double) __INTRODUCED_IN(21);
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long double tgammal(long double) __INTRODUCED_IN(21);
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long double truncl(long double);
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#define M_E 2.7182818284590452354 /* e */
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#define M_LOG2E 1.4426950408889634074 /* log 2e */
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#define M_LOG10E 0.43429448190325182765 /* log 10e */
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#define M_LN2 0.69314718055994530942 /* log e2 */
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#define M_LN10 2.30258509299404568402 /* log e10 */
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#define M_PI 3.14159265358979323846 /* pi */
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#define M_PI_2 1.57079632679489661923 /* pi/2 */
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#define M_PI_4 0.78539816339744830962 /* pi/4 */
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#define M_1_PI 0.31830988618379067154 /* 1/pi */
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#define M_2_PI 0.63661977236758134308 /* 2/pi */
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#define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
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#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
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#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
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#define MAXFLOAT ((float)3.40282346638528860e+38)
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#if defined(__USE_BSD) || defined(__USE_GNU)
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extern int signgam;
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double j0(double);
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double j1(double);
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double jn(int, double);
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double y0(double);
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double y1(double);
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double yn(int, double);
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double gamma(double);
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double scalb(double, double);
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double drem(double, double);
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int finite(double) __pure2;
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int isnanf(float) __pure2;
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double gamma_r(double, int*);
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double lgamma_r(double, int*);
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double significand(double);
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long double lgammal_r(long double, int*) __INTRODUCED_IN(23);
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long double significandl(long double) __INTRODUCED_IN(21);
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float dremf(float, float);
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int finitef(float) __pure2;
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float gammaf(float);
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float j0f(float);
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float j1f(float);
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float jnf(int, float);
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float scalbf(float, float);
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float y0f(float);
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float y1f(float);
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float ynf(int, float);
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float gammaf_r(float, int *);
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float lgammaf_r(float, int *);
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float significandf(float);
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#endif
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#if defined(__USE_GNU)
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#define M_El 2.718281828459045235360287471352662498L /* e */
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#define M_LOG2El 1.442695040888963407359924681001892137L /* log 2e */
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#define M_LOG10El 0.434294481903251827651128918916605082L /* log 10e */
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#define M_LN2l 0.693147180559945309417232121458176568L /* log e2 */
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#define M_LN10l 2.302585092994045684017991454684364208L /* log e10 */
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#define M_PIl 3.141592653589793238462643383279502884L /* pi */
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#define M_PI_2l 1.570796326794896619231321691639751442L /* pi/2 */
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#define M_PI_4l 0.785398163397448309615660845819875721L /* pi/4 */
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#define M_1_PIl 0.318309886183790671537767526745028724L /* 1/pi */
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#define M_2_PIl 0.636619772367581343075535053490057448L /* 2/pi */
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#define M_2_SQRTPIl 1.128379167095512573896158903121545172L /* 2/sqrt(pi) */
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#define M_SQRT2l 1.414213562373095048801688724209698079L /* sqrt(2) */
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#define M_SQRT1_2l 0.707106781186547524400844362104849039L /* 1/sqrt(2) */
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void sincos(double, double*, double*);
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void sincosf(float, float*, float*);
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void sincosl(long double, long double*, long double*);
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#endif
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__END_DECLS
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#endif /* !_MATH_H_ */
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