diff options
Diffstat (limited to 'math/mathcalls.h')
| -rw-r--r-- | math/mathcalls.h | 111 |
1 files changed, 83 insertions, 28 deletions
diff --git a/math/mathcalls.h b/math/mathcalls.h index ca2fe0c..fd8ed86 100644 --- a/math/mathcalls.h +++ b/math/mathcalls.h @@ -73,7 +73,7 @@ __MATHCALL (sinh,, (_Mdouble_ __x)); /* Hyperbolic tangent of X. */ __MATHCALL (tanh,, (_Mdouble_ __x)); -#if defined(__USE_MISC) || defined(__USE_XOPEN_EXTENDED) +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X /* Hyperbolic arc cosine of X. */ __MATHCALL (acosh,, (_Mdouble_ __x)); /* Hyperbolic arc sine of X. */ @@ -99,7 +99,10 @@ __MATHCALL (log,, (_Mdouble_ __x)); /* Base-ten logarithm of X. */ __MATHCALL (log10,, (_Mdouble_ __x)); -#if defined(__USE_MISC) || defined(__USE_XOPEN_EXTENDED) +/* Break VALUE into integral and fractional parts. */ +__MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr)); + +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X /* Return exp(X) - 1. */ __MATHCALL (expm1,, (_Mdouble_ __x)); @@ -110,8 +113,13 @@ __MATHCALL (log1p,, (_Mdouble_ __x)); __MATHCALL (logb,, (_Mdouble_ __x)); #endif -/* Break VALUE into integral and fractional parts. */ -__MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr)); +#ifdef __USE_ISOC9X +/* Compute base-2 exponential of X. */ +__MATHCALL (exp2,, (_Mdouble_ __x)); + +/* Compute base-2 logarithm of X. */ +__MATHCALL (log2,, (_Mdouble_ __x)); +#endif /* Power functions. */ @@ -122,7 +130,12 @@ __MATHCALL (pow,, (_Mdouble_ __x, _Mdouble_ __y)); /* Return the square root of X. */ __MATHCALL (sqrt,, (_Mdouble_ __x)); -#if defined(__USE_MISC) || defined(__USE_XOPEN_EXTENDED) +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X +/* Return `sqrt(X*X + Y*Y)'. */ +__MATHCALL (hypot,, (_Mdouble_ __x, _Mdouble_ __y)); +#endif + +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED /* Return the cube root of X. */ __MATHCALL (cbrt,, (_Mdouble_ __x)); #endif @@ -144,13 +157,12 @@ __MATHCALL (fmod,, (_Mdouble_ __x, _Mdouble_ __y)); #ifdef __USE_MISC - /* Return 0 if VALUE is finite or NaN, +1 if it is +Infinity, -1 if it is -Infinity. */ -__MATHDECL (int, isinf,, (_Mdouble_ __value)); +__MATHDECL (int,isinf,, (_Mdouble_ __value)); /* Return nonzero if VALUE is finite and not NaN. */ -__MATHDECL (int, finite,, (_Mdouble_ __value)); +__MATHDECL (int,finite,, (_Mdouble_ __value)); /* Deal with an infinite or NaN result. If ERROR is ERANGE, result is +Inf; @@ -160,9 +172,6 @@ __MATHDECL (int, finite,, (_Mdouble_ __value)); and may return an infinity or NaN, or may do something else. */ __MATHCALL (infnan,, (int __error)); -/* Return X with its signed changed to Y's. */ -__MATHCALL (copysign,, (_Mdouble_ __x, _Mdouble_ __y)); - /* Return X times (2 to the Nth power). */ __MATHCALL (scalbn,, (_Mdouble_ __x, int __n)); @@ -182,36 +191,45 @@ __MATHCALL (cabs,, (struct __MATH_PRECNAME(__cabs_complex,))); __MATHCALL (significand,, (_Mdouble_ __x)); #endif /* Use misc. */ +#if defined __USE_MISC || defined __USE_ISOC9X +/* Return X with its signed changed to Y's. */ +__MATHCALL (copysign,, (_Mdouble_ __x, _Mdouble_ __y)); +#endif + +#ifdef __USE_ISOC9X +/* Return representation of NaN for double type. */ +__MATHCALL (nan,, (__const char *__tagb)); +#endif -#if defined(__USE_MISC) || defined(__USE_XOPEN) +#if defined __USE_MISC || defined __USE_XOPEN /* Return nonzero if VALUE is not a number. */ -__MATHDECL (int, isnan,, (_Mdouble_ __value)); +__MATHDECL (int,isnan,, (_Mdouble_ __value)); /* Return the binary exponent of X, which must be nonzero. */ -__MATHDECL (int, ilogb,, (_Mdouble_ __x)); +__MATHDECL (int,ilogb,, (_Mdouble_ __x)); -/* Return `sqrt(X*X + Y*Y)'. */ -__MATHCALL (hypot,, (_Mdouble_ __x, _Mdouble_ __y)); +/* Bessel functions. */ +__MATHCALL (j0,, (_Mdouble_)); +__MATHCALL (j1,, (_Mdouble_)); +__MATHCALL (jn,, (int, _Mdouble_)); +__MATHCALL (y0,, (_Mdouble_)); +__MATHCALL (y1,, (_Mdouble_)); +__MATHCALL (yn,, (int, _Mdouble_)); +#endif +#if defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC9X /* Error, gamma, and Bessel functions. */ __MATHCALL (erf,, (_Mdouble_)); __MATHCALL (erfc,, (_Mdouble_)); __MATHCALL (gamma,, (_Mdouble_)); -__MATHCALL (j0,, (_Mdouble_)); -__MATHCALL (j1,, (_Mdouble_)); -__MATHCALL (jn,, (int, _Mdouble_)); __MATHCALL (lgamma,, (_Mdouble_)); -__MATHCALL (y0,, (_Mdouble_)); -__MATHCALL (y1,, (_Mdouble_)); -__MATHCALL (yn,, (int, _Mdouble_)); /* This variable is used by `gamma' and `lgamma'. */ extern int signgam; #ifdef __USE_MISC - /* Reentrant versions of gamma and lgamma. Those functions use the global variable `signgam'. The reentrant versions instead take a pointer and store the value through it. */ @@ -219,16 +237,14 @@ __MATHCALL (gamma,_r, (_Mdouble_, int *)); __MATHCALL (lgamma,_r, (_Mdouble_, int *)); #endif +#endif /* Use misc or X/Open. */ -#if defined(__USE_MISC) || defined(__USE_XOPEN_EXTENDED) +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC9X /* Return the integer nearest X in the direction of the prevailing rounding mode. */ __MATHCALL (rint,, (_Mdouble_ __x)); -/* Return X times (2 to the Nth power). */ -__MATHCALL (scalb,, (_Mdouble_ __x, _Mdouble_ __n)); - /* Return X + epsilon if X < Y, X - epsilon if X > Y. */ __MATHCALL (nextafter,, (_Mdouble_ __x, _Mdouble_ __y)); @@ -236,4 +252,43 @@ __MATHCALL (nextafter,, (_Mdouble_ __x, _Mdouble_ __y)); __MATHCALL (remainder,, (_Mdouble_ __x, _Mdouble_ __y)); #endif -#endif /* Use misc. */ +#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED +/* Return X times (2 to the Nth power). */ +__MATHCALL (scalb,, (_Mdouble_ __x, _Mdouble_ __n)); +#endif + +#ifdef __USE_ISOC9X +/* Round X to integral valuein floating-point format using current + rounding direction, but do not raise inexact exception. */ +__MATHCALL (nearbyint,, (_Mdouble_ __x)); + +/* Round X to nearest integral value, rounding halfway cases away from + zero. */ +__MATHCALL (round,, (_Mdouble_ __x)); + +/* Round X to the integral value in floating-point format nearest but + not larger in magnitude. */ +__MATHCALL (trunc,, (_Mdouble_ __x)); + +/* Compute remainder of X and Y and put in *QUO a value with sign of x/y + and magnitude congruent `mod 2^n' to the magnitude of the integral + quotient x/y, with n >= 3. */ +__MATHCALL (remquo,, (_Mdouble_ __x, _Mdouble_ __y, int *__quo)); + + +/* Return positive difference between X and Y. */ +__MATHCALL (fdim,, (_Mdouble_ __x, _Mdouble_ __y)); + +/* Return minimum numeric value from X and Y. */ +__MATHCALL (fmax,, (_Mdouble_ __x, _Mdouble_ __y)); + +/* Return maximum numeric value from X and Y. */ +__MATHCALL (fmin,, (_Mdouble_ __x, _Mdouble_ __y)); + + +/* Classify given number. */ +__MATHDECL_1 (int, __fpclassify,, (_Mdouble_ __value)); + +/* Test for negative number. */ +__MATHDECL_1 (int, __signbit,, (_Mdouble_ __value)); +#endif /* Use ISO C 9X. */ |