ref: 600bbfe4aaa9ad0f73d8d73eef1b7670e5f7d3a3
dir: /libmath/fdlibm/fdlibm.h/
/* derived from /netlib/fdlibm */ #include "lib9.h" /* @(#)fdlibm.h 1.5 95/01/18 */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * * Developed at SunSoft, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ #ifdef USE_FPdbleword #define __HI(x) ((FPdbleword*)&x)->hi #define __LO(x) ((FPdbleword*)&x)->lo #define __HIp(x) ((FPdbleword*)x)->hi #define __LOp(x) ((FPdbleword*)x)->lo #else #ifdef __LITTLE_ENDIAN #define __HI(x) *(1+(int*)&x) #define __LO(x) *(int*)&x #define __HIp(x) *(1+(int*)x) #define __LOp(x) *(int*)x #else #define __HI(x) *(int*)&x #define __LO(x) *(1+(int*)&x) #define __HIp(x) *(int*)x #define __LOp(x) *(1+(int*)x) #endif #endif /* * ANSI/POSIX */ extern double acos(double); extern double asin(double); extern double atan(double); extern double atan2(double, double); extern double cos(double); extern double sin(double); extern double tan(double); extern double cosh(double); extern double sinh(double); extern double tanh(double); extern double exp(double); extern double frexp(double, int *); extern double ldexp(double, int); extern double log(double); extern double log10(double); extern double modf(double, double *); extern double pow(double, double); extern double sqrt(double); extern double ceil(double); extern double fabs(double); extern double floor(double); extern double fmod(double, double); extern double erf(double); extern double erfc(double); extern double gamma(double); extern double hypot(double, double); extern int finite(double); extern double j0(double); extern double j1(double); extern double jn(int, double); extern double lgamma(double); extern double y0(double); extern double y1(double); extern double yn(int, double); extern double acosh(double); extern double asinh(double); extern double atanh(double); extern double cbrt(double); extern double logb(double); extern double nextafter(double, double); extern double remainder(double, double); extern double scalb(double, double); /* * IEEE Test Vector */ extern double significand(double); /* * Functions callable from C, intended to support IEEE arithmetic. */ extern double copysign(double, double); extern int ilogb(double); extern double rint(double); extern double scalbn(double, int); /* * BSD math library entry points */ extern double expm1(double); extern double log1p(double); /* * Reentrant version of gamma & lgamma; passes signgam back by reference * as the second argument; user must allocate space for signgam. */ #ifdef _REENTRANT extern double gamma_r(double, int *); extern double lgamma_r(double, int *); #endif /* _REENTRANT */ /* ieee style elementary functions */ extern double __ieee754_sqrt(double); extern double __ieee754_acos(double); extern double __ieee754_acosh(double); extern double __ieee754_log(double); extern double __ieee754_atanh(double); extern double __ieee754_asin(double); extern double __ieee754_atan2(double,double); extern double __ieee754_exp(double); extern double __ieee754_cosh(double); extern double __ieee754_fmod(double,double); extern double __ieee754_pow(double,double); extern double __ieee754_lgamma_r(double,int *); extern double __ieee754_gamma_r(double,int *); extern double __ieee754_lgamma(double); extern double __ieee754_gamma(double); extern double __ieee754_log10(double); extern double __ieee754_sinh(double); extern double __ieee754_hypot(double,double); extern double __ieee754_j0(double); extern double __ieee754_j1(double); extern double __ieee754_y0(double); extern double __ieee754_y1(double); extern double __ieee754_jn(int,double); extern double __ieee754_yn(int,double); extern double __ieee754_remainder(double,double); extern int __ieee754_rem_pio2(double,double*); extern double __ieee754_scalb(double,int); /* fdlibm kernel function */ extern double __kernel_standard(double,double,int); extern double __kernel_sin(double,double,int); extern double __kernel_cos(double,double); extern double __kernel_tan(double,double,int); extern int __kernel_rem_pio2(double*,double*,int,int,int,const int*);