diff options
Diffstat (limited to 'libc/sysdeps')
| -rw-r--r-- | libc/sysdeps/linux/common/bits/mathcalls.h | 172 |
1 files changed, 87 insertions, 85 deletions
diff --git a/libc/sysdeps/linux/common/bits/mathcalls.h b/libc/sysdeps/linux/common/bits/mathcalls.h index c2e062714..811738238 100644 --- a/libc/sysdeps/linux/common/bits/mathcalls.h +++ b/libc/sysdeps/linux/common/bits/mathcalls.h @@ -24,7 +24,7 @@ This file provides prototype declarations for the math functions. Most functions are declared using the macro: - __MATHCALL (NAME,[_r], (ARGS...)); + __MATHCALL (NAME,[_r], (ARGS...)) This means there is a function `NAME' returning `double' and a function `NAMEf' returning `float'. Each place `_Mdouble_' appears in the @@ -34,7 +34,7 @@ Functions returning other types like `int' are declared using the macro: - __MATHDECL (TYPE, NAME,[_r], (ARGS...)); + __MATHDECL (TYPE, NAME,[_r], (ARGS...)) This is just like __MATHCALL but for a function returning `TYPE' instead of `_Mdouble_'. In all of these cases, there is still @@ -48,10 +48,11 @@ #endif -/* __MATHCALLX includes libm_hidden_def - * __MATHCALLI includes libm_hidden_def too - * __MATHCALL does not - * __MATHDECL_PRIV includes libm_hidden_def and declared only __foo, not foo +/* __MATHCALLX and __MATHCALLI include libm_hidden_def + * (for "double" versions only, xxxf and xxxl do not get this treatment). + * __MATHCALL does not. + * __MATHDECL_PRIV includes libm_hidden_def (always) + * and declares __foo, not foo. */ @@ -59,45 +60,45 @@ _Mdouble_BEGIN_NAMESPACE /* Arc cosine of X. */ -__MATHCALLI (acos,, (_Mdouble_ __x)); +__MATHCALLI (acos,, (_Mdouble_ __x)) /* Arc sine of X. */ -__MATHCALLI (asin,, (_Mdouble_ __x)); +__MATHCALLI (asin,, (_Mdouble_ __x)) /* Arc tangent of X. */ -__MATHCALLI (atan,, (_Mdouble_ __x)); +__MATHCALLI (atan,, (_Mdouble_ __x)) /* Arc tangent of Y/X. */ -__MATHCALLI (atan2,, (_Mdouble_ __y, _Mdouble_ __x)); +__MATHCALLI (atan2,, (_Mdouble_ __y, _Mdouble_ __x)) /* Cosine of X. */ -__MATHCALLI (cos,, (_Mdouble_ __x)); +__MATHCALLI (cos,, (_Mdouble_ __x)) /* Sine of X. */ -__MATHCALLI (sin,, (_Mdouble_ __x)); +__MATHCALLI (sin,, (_Mdouble_ __x)) /* Tangent of X. */ -__MATHCALLI (tan,, (_Mdouble_ __x)); +__MATHCALLI (tan,, (_Mdouble_ __x)) /* Hyperbolic functions. */ /* Hyperbolic cosine of X. */ -__MATHCALLI (cosh,, (_Mdouble_ __x)); +__MATHCALLI (cosh,, (_Mdouble_ __x)) /* Hyperbolic sine of X. */ -__MATHCALLI (sinh,, (_Mdouble_ __x)); +__MATHCALLI (sinh,, (_Mdouble_ __x)) /* Hyperbolic tangent of X. */ -__MATHCALLI (tanh,, (_Mdouble_ __x)); +__MATHCALLI (tanh,, (_Mdouble_ __x)) _Mdouble_END_NAMESPACE #if 0 /*def __USE_GNU*/ /* Cosine and sine of X. */ __MATHDECL (void,sincos,, - (_Mdouble_ __x, _Mdouble_ *__sinx, _Mdouble_ *__cosx)); + (_Mdouble_ __x, _Mdouble_ *__sinx, _Mdouble_ *__cosx)) #endif #if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* Hyperbolic arc cosine of X. */ -__MATHCALLI (acosh,, (_Mdouble_ __x)); +__MATHCALLI (acosh,, (_Mdouble_ __x)) /* Hyperbolic arc sine of X. */ -__MATHCALLI (asinh,, (_Mdouble_ __x)); +__MATHCALLI (asinh,, (_Mdouble_ __x)) /* Hyperbolic arc tangent of X. */ -__MATHCALLI (atanh,, (_Mdouble_ __x)); +__MATHCALLI (atanh,, (_Mdouble_ __x)) __END_NAMESPACE_C99 #endif @@ -105,51 +106,51 @@ __END_NAMESPACE_C99 _Mdouble_BEGIN_NAMESPACE /* Exponential function of X. */ -__MATHCALLI (exp,, (_Mdouble_ __x)); +__MATHCALLI (exp,, (_Mdouble_ __x)) /* Break VALUE into a normalized fraction and an integral power of 2. */ -__MATHCALLI (frexp,, (_Mdouble_ __x, int *__exponent)); +__MATHCALLI (frexp,, (_Mdouble_ __x, int *__exponent)) /* X times (two to the EXP power). */ -__MATHCALLI (ldexp,, (_Mdouble_ __x, int __exponent)); +__MATHCALLI (ldexp,, (_Mdouble_ __x, int __exponent)) /* Natural logarithm of X. */ -__MATHCALLI (log,, (_Mdouble_ __x)); +__MATHCALLI (log,, (_Mdouble_ __x)) /* Base-ten logarithm of X. */ -__MATHCALLI (log10,, (_Mdouble_ __x)); +__MATHCALLI (log10,, (_Mdouble_ __x)) /* Break VALUE into integral and fractional parts. */ -__MATHCALLI (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr)); +__MATHCALLI (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr)) _Mdouble_END_NAMESPACE #if 0 /*def __USE_GNU*/ /* A function missing in all standards: compute exponent to base ten. */ -__MATHCALL (exp10,, (_Mdouble_ __x)); +__MATHCALL (exp10,, (_Mdouble_ __x)) /* Another name occasionally used. */ -__MATHCALL (pow10,, (_Mdouble_ __x)); +__MATHCALL (pow10,, (_Mdouble_ __x)) #endif #if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* Return exp(X) - 1. */ -__MATHCALLI (expm1,, (_Mdouble_ __x)); +__MATHCALLI (expm1,, (_Mdouble_ __x)) /* Return log(1 + X). */ -__MATHCALLI (log1p,, (_Mdouble_ __x)); +__MATHCALLI (log1p,, (_Mdouble_ __x)) /* Return the base 2 signed integral exponent of X. */ -__MATHCALLI (logb,, (_Mdouble_ __x)); +__MATHCALLI (logb,, (_Mdouble_ __x)) __END_NAMESPACE_C99 #endif #ifdef __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* Compute base-2 exponential of X. */ -__MATHCALLI (exp2,, (_Mdouble_ __x)); +__MATHCALLI (exp2,, (_Mdouble_ __x)) /* Compute base-2 logarithm of X. */ -__MATHCALL (log2,, (_Mdouble_ __x)); +__MATHCALL (log2,, (_Mdouble_ __x)) __END_NAMESPACE_C99 #endif @@ -158,23 +159,23 @@ __END_NAMESPACE_C99 _Mdouble_BEGIN_NAMESPACE /* Return X to the Y power. */ -__MATHCALLI (pow,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALLI (pow,, (_Mdouble_ __x, _Mdouble_ __y)) /* Return the square root of X. */ -__MATHCALLI (sqrt,, (_Mdouble_ __x)); +__MATHCALLI (sqrt,, (_Mdouble_ __x)) _Mdouble_END_NAMESPACE #if defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* Return `sqrt(X*X + Y*Y)'. */ -__MATHCALLI (hypot,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALLI (hypot,, (_Mdouble_ __x, _Mdouble_ __y)) __END_NAMESPACE_C99 #endif #if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* Return the cube root of X. */ -__MATHCALLI (cbrt,, (_Mdouble_ __x)); +__MATHCALLI (cbrt,, (_Mdouble_ __x)) __END_NAMESPACE_C99 #endif @@ -183,101 +184,102 @@ __END_NAMESPACE_C99 _Mdouble_BEGIN_NAMESPACE /* Smallest integral value not less than X. */ -__MATHCALLX (ceil,, (_Mdouble_ __x), (__const__)); +__MATHCALLX (ceil,, (_Mdouble_ __x), (__const__)) /* Absolute value of X. */ -__MATHCALLX (fabs,, (_Mdouble_ __x), (__const__)); +__MATHCALLX (fabs,, (_Mdouble_ __x), (__const__)) /* Largest integer not greater than X. */ -__MATHCALLX (floor,, (_Mdouble_ __x), (__const__)); +__MATHCALLX (floor,, (_Mdouble_ __x), (__const__)) /* Floating-point modulo remainder of X/Y. */ -__MATHCALLI (fmod,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALLI (fmod,, (_Mdouble_ __x, _Mdouble_ __y)) /* Return 0 if VALUE is finite or NaN, +1 if it is +Infinity, -1 if it is -Infinity. */ -__MATHDECL_PRIV (int,isinf,, (_Mdouble_ __value), (__const__)); +__MATHDECL_PRIV (int,isinf,, (_Mdouble_ __value), (__const__)) /* Return nonzero if VALUE is finite and not NaN. */ -__MATHDECL_PRIV (int,finite,, (_Mdouble_ __value), (__const__)); +__MATHDECL_PRIV (int,finite,, (_Mdouble_ __value), (__const__)) _Mdouble_END_NAMESPACE #ifdef __USE_MISC #if 0 /* Return 0 if VALUE is finite or NaN, +1 if it is +Infinity, -1 if it is -Infinity. */ -__MATHDECL_PRIV (int,isinf,, (_Mdouble_ __value), (__const__)); +__MATHDECL_PRIV (int,isinf,, (_Mdouble_ __value), (__const__)) /* Return nonzero if VALUE is finite and not NaN. */ -__MATHDECL_PRIV (int,finite,, (_Mdouble_ __value), (__const__)); +__MATHDECL_PRIV (int,finite,, (_Mdouble_ __value), (__const__)) #endif /* Return the remainder of X/Y. */ -__MATHCALL (drem,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALL (drem,, (_Mdouble_ __x, _Mdouble_ __y)) /* Return the fractional part of X after dividing out `ilogb (X)'. */ -__MATHCALL (significand,, (_Mdouble_ __x)); +__MATHCALL (significand,, (_Mdouble_ __x)) #endif /* Use misc. */ #if defined __USE_MISC || defined __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* Return X with its signed changed to Y's. */ -__MATHCALLX (copysign,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); +__MATHCALLX (copysign,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)) __END_NAMESPACE_C99 #endif #ifdef __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* Return representation of NaN for double type. */ -__MATHCALLX (nan,, (__const char *__tagb), (__const__)); +__MATHCALLX (nan,, (__const char *__tagb), (__const__)) __END_NAMESPACE_C99 #endif /* Return nonzero if VALUE is not a number. */ -__MATHDECL_PRIV (int,__isnan,, (_Mdouble_ __value), (__const__)); +/* DELETE? __MATHDECL_PRIV adds another "__": so this is "____isnan"???! */ +/*__MATHDECL_PRIV (int,__isnan,, (_Mdouble_ __value), (__const__))*/ #if defined __USE_MISC || defined __USE_XOPEN /* Return nonzero if VALUE is not a number. */ -__MATHDECL_PRIV (int,isnan,, (_Mdouble_ __value), (__const__)); +__MATHDECL_PRIV (int,isnan,, (_Mdouble_ __value), (__const__)) /* Bessel functions. */ -__MATHCALL (j0,, (_Mdouble_)); -__MATHCALL (j1,, (_Mdouble_)); -__MATHCALL (jn,, (int, _Mdouble_)); -__MATHCALL (y0,, (_Mdouble_)); -__MATHCALL (y1,, (_Mdouble_)); -__MATHCALL (yn,, (int, _Mdouble_)); +__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_ISOC99 __BEGIN_NAMESPACE_C99 /* Error and gamma functions. */ -__MATHCALLI (erf,, (_Mdouble_)); -__MATHCALLI (erfc,, (_Mdouble_)); -__MATHCALLI (lgamma,, (_Mdouble_)); +__MATHCALLI (erf,, (_Mdouble_)) +__MATHCALLI (erfc,, (_Mdouble_)) +__MATHCALLI (lgamma,, (_Mdouble_)) __END_NAMESPACE_C99 #endif #ifdef __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* True gamma function. */ -__MATHCALLI (tgamma,, (_Mdouble_)); +__MATHCALLI (tgamma,, (_Mdouble_)) __END_NAMESPACE_C99 #endif #if defined __USE_MISC || defined __USE_XOPEN /* Obsolete alias for `lgamma'. */ -__MATHCALL (gamma,, (_Mdouble_)); +__MATHCALL (gamma,, (_Mdouble_)) #endif #ifdef __USE_MISC /* Reentrant version of lgamma. This function uses the global variable `signgam'. The reentrant version instead takes a pointer and stores the value through it. */ -__MATHCALL (lgamma,_r, (_Mdouble_, int *__signgamp)); +__MATHCALL (lgamma,_r, (_Mdouble_, int *__signgamp)) #endif @@ -285,80 +287,80 @@ __MATHCALL (lgamma,_r, (_Mdouble_, int *__signgamp)); __BEGIN_NAMESPACE_C99 /* Return the integer nearest X in the direction of the prevailing rounding mode. */ -__MATHCALLI (rint,, (_Mdouble_ __x)); +__MATHCALLI (rint,, (_Mdouble_ __x)) /* Return X + epsilon if X < Y, X - epsilon if X > Y. */ -__MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); +__MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)) # if defined __USE_ISOC99 && !defined __LDBL_COMPAT -__MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__)); +__MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__)) # endif /* Return the remainder of integer divison X / Y with infinite precision. */ -__MATHCALLI (remainder,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALLI (remainder,, (_Mdouble_ __x, _Mdouble_ __y)) # if defined __USE_MISC || defined __USE_ISOC99 /* Return X times (2 to the Nth power). */ -__MATHCALLI (scalbn,, (_Mdouble_ __x, int __n)); +__MATHCALLI (scalbn,, (_Mdouble_ __x, int __n)) # endif /* Return the binary exponent of X, which must be nonzero. */ -__MATHDECLI (int,ilogb,, (_Mdouble_ __x)); +__MATHDECLI (int,ilogb,, (_Mdouble_ __x)) #endif #ifdef __USE_ISOC99 /* Return X times (2 to the Nth power). */ -__MATHCALLI (scalbln,, (_Mdouble_ __x, long int __n)); +__MATHCALLI (scalbln,, (_Mdouble_ __x, long int __n)) /* Round X to integral value in floating-point format using current rounding direction, but do not raise inexact exception. */ -__MATHCALLI (nearbyint,, (_Mdouble_ __x)); +__MATHCALLI (nearbyint,, (_Mdouble_ __x)) /* Round X to nearest integral value, rounding halfway cases away from zero. */ -__MATHCALLX (round,, (_Mdouble_ __x), (__const__)); +__MATHCALLX (round,, (_Mdouble_ __x), (__const__)) /* Round X to the integral value in floating-point format nearest but not larger in magnitude. */ -__MATHCALLX (trunc,, (_Mdouble_ __x), (__const__)); +__MATHCALLX (trunc,, (_Mdouble_ __x), (__const__)) /* 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. */ -__MATHCALLI (remquo,, (_Mdouble_ __x, _Mdouble_ __y, int *__quo)); +__MATHCALLI (remquo,, (_Mdouble_ __x, _Mdouble_ __y, int *__quo)) /* Conversion functions. */ /* Round X to nearest integral value according to current rounding direction. */ -__MATHDECLI (long int,lrint,, (_Mdouble_ __x)); -__MATHDECLI (long long int,llrint,, (_Mdouble_ __x)); +__MATHDECLI (long int,lrint,, (_Mdouble_ __x)) +__MATHDECLI (long long int,llrint,, (_Mdouble_ __x)) /* Round X to nearest integral value, rounding halfway cases away from zero. */ -__MATHDECLI (long int,lround,, (_Mdouble_ __x)); -__MATHDECLI (long long int,llround,, (_Mdouble_ __x)); +__MATHDECLI (long int,lround,, (_Mdouble_ __x)) +__MATHDECLI (long long int,llround,, (_Mdouble_ __x)) /* Return positive difference between X and Y. */ -__MATHCALLI (fdim,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALLI (fdim,, (_Mdouble_ __x, _Mdouble_ __y)) /* Return maximum numeric value from X and Y. */ -__MATHCALLI (fmax,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALLI (fmax,, (_Mdouble_ __x, _Mdouble_ __y)) /* Return minimum numeric value from X and Y. */ -__MATHCALLI (fmin,, (_Mdouble_ __x, _Mdouble_ __y)); +__MATHCALLI (fmin,, (_Mdouble_ __x, _Mdouble_ __y)) /* Classify given number. */ -__MATHDECL_PRIV (int, fpclassify,, (_Mdouble_ __value), (__const__)); +__MATHDECL_PRIV (int, fpclassify,, (_Mdouble_ __value), (__const__)) /* Test for negative number. */ -__MATHDECL_PRIV (int, signbit,, (_Mdouble_ __value), (__const__)); +__MATHDECL_PRIV (int, signbit,, (_Mdouble_ __value), (__const__)) /* Multiply-add function computed as a ternary operation. */ -__MATHCALLI (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z)); +__MATHCALLI (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z)) #endif /* Use ISO C99. */ #if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 @@ -368,5 +370,5 @@ __END_NAMESPACE_C99 #if (defined __USE_MISC || defined __USE_XOPEN_EXTENDED) \ && defined __UCLIBC_SUSV3_LEGACY__ /* Return X times (2 to the Nth power). */ -__MATHCALL (scalb,, (_Mdouble_ __x, _Mdouble_ __n)); +__MATHCALL (scalb,, (_Mdouble_ __x, _Mdouble_ __n)) #endif |