diff options
Diffstat (limited to 'REORG.TODO/math/bits')
| -rw-r--r-- | REORG.TODO/math/bits/cmathcalls.h | 160 | ||||
| -rw-r--r-- | REORG.TODO/math/bits/math-finite.h | 215 | ||||
| -rw-r--r-- | REORG.TODO/math/bits/mathcalls-helper-functions.h | 43 | ||||
| -rw-r--r-- | REORG.TODO/math/bits/mathcalls.h | 403 |
4 files changed, 821 insertions, 0 deletions
diff --git a/REORG.TODO/math/bits/cmathcalls.h b/REORG.TODO/math/bits/cmathcalls.h new file mode 100644 index 0000000000..7f042dbeaa --- /dev/null +++ b/REORG.TODO/math/bits/cmathcalls.h @@ -0,0 +1,160 @@ +/* Prototype declarations for complex math functions; + helper file for <complex.h>. + Copyright (C) 1997-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* NOTE: Because of the special way this file is used by <complex.h>, this + file must NOT be protected from multiple inclusion as header files + usually are. + + This file provides prototype declarations for the math functions. + Most functions are declared using the macro: + + __MATHCALL (NAME, (ARGS...)); + + This means there is a function `NAME' returning `double' and a function + `NAMEf' returning `float'. Each place `_Mdouble_' appears in the + prototype, that is actually `double' in the prototype for `NAME' and + `float' in the prototype for `NAMEf'. Reentrant variant functions are + called `NAME_r' and `NAMEf_r'. + + Functions returning other types like `int' are declared using the macro: + + __MATHDECL (TYPE, NAME, (ARGS...)); + + This is just like __MATHCALL but for a function returning `TYPE' + instead of `_Mdouble_'. In all of these cases, there is still + both a `NAME' and a `NAMEf' that takes `float' arguments. */ + +#ifndef _COMPLEX_H +#error "Never use <bits/cmathcalls.h> directly; include <complex.h> instead." +#endif + +#ifndef _Mdouble_complex_ +# define _Mdouble_complex_ _Mdouble_ _Complex +#endif + + +/* Trigonometric functions. */ + +/* Arc cosine of Z. */ +__MATHCALL (cacos, (_Mdouble_complex_ __z)); +/* Arc sine of Z. */ +__MATHCALL (casin, (_Mdouble_complex_ __z)); +/* Arc tangent of Z. */ +__MATHCALL (catan, (_Mdouble_complex_ __z)); + +/* Cosine of Z. */ +__MATHCALL (ccos, (_Mdouble_complex_ __z)); +/* Sine of Z. */ +__MATHCALL (csin, (_Mdouble_complex_ __z)); +/* Tangent of Z. */ +__MATHCALL (ctan, (_Mdouble_complex_ __z)); + + +/* Hyperbolic functions. */ + +/* Hyperbolic arc cosine of Z. */ +__MATHCALL (cacosh, (_Mdouble_complex_ __z)); +/* Hyperbolic arc sine of Z. */ +__MATHCALL (casinh, (_Mdouble_complex_ __z)); +/* Hyperbolic arc tangent of Z. */ +__MATHCALL (catanh, (_Mdouble_complex_ __z)); + +/* Hyperbolic cosine of Z. */ +__MATHCALL (ccosh, (_Mdouble_complex_ __z)); +/* Hyperbolic sine of Z. */ +__MATHCALL (csinh, (_Mdouble_complex_ __z)); +/* Hyperbolic tangent of Z. */ +__MATHCALL (ctanh, (_Mdouble_complex_ __z)); + + +/* Exponential and logarithmic functions. */ + +/* Exponential function of Z. */ +__MATHCALL (cexp, (_Mdouble_complex_ __z)); + +/* Natural logarithm of Z. */ +__MATHCALL (clog, (_Mdouble_complex_ __z)); + +#ifdef __USE_GNU +/* The base 10 logarithm is not defined by the standard but to implement + the standard C++ library it is handy. */ +__MATHCALL (clog10, (_Mdouble_complex_ __z)); +#endif + +/* Power functions. */ + +/* Return X to the Y power. */ +__MATHCALL (cpow, (_Mdouble_complex_ __x, _Mdouble_complex_ __y)); + +/* Return the square root of Z. */ +__MATHCALL (csqrt, (_Mdouble_complex_ __z)); + + +/* Absolute value, conjugates, and projection. */ + +/* Absolute value of Z. */ +__MATHDECL (_Mdouble_,cabs, (_Mdouble_complex_ __z)); + +/* Argument value of Z. */ +__MATHDECL (_Mdouble_,carg, (_Mdouble_complex_ __z)); + +/* Complex conjugate of Z. */ +__MATHCALL (conj, (_Mdouble_complex_ __z)); + +/* Projection of Z onto the Riemann sphere. */ +__MATHCALL (cproj, (_Mdouble_complex_ __z)); + + +/* Decomposing complex values. */ + +/* Imaginary part of Z. */ +__MATHDECL (_Mdouble_,cimag, (_Mdouble_complex_ __z)); + +/* Real part of Z. */ +__MATHDECL (_Mdouble_,creal, (_Mdouble_complex_ __z)); + + +/* Now some optimized versions. GCC has handy notations for these + functions. Recent GCC handles these as builtin functions so does + not need inlines. */ +#if defined __GNUC__ && !__GNUC_PREREQ (2, 97) && defined __OPTIMIZE__ \ + && defined __extern_inline + +/* Imaginary part of Z. */ +__extern_inline _Mdouble_ +__MATH_PRECNAME(cimag) (_Mdouble_complex_ __z) __THROW +{ + return __imag__ __z; +} + +/* Real part of Z. */ +__extern_inline _Mdouble_ +__MATH_PRECNAME(creal) (_Mdouble_complex_ __z) __THROW +{ + return __real__ __z; +} + +/* Complex conjugate of Z. */ +__extern_inline _Mdouble_complex_ +__MATH_PRECNAME(conj) (_Mdouble_complex_ __z) __THROW +{ + return __extension__ ~__z; +} + +#endif diff --git a/REORG.TODO/math/bits/math-finite.h b/REORG.TODO/math/bits/math-finite.h new file mode 100644 index 0000000000..b07ce31d04 --- /dev/null +++ b/REORG.TODO/math/bits/math-finite.h @@ -0,0 +1,215 @@ +/* Entry points to finite-math-only compiler runs. + Copyright (C) 2011-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _MATH_H +# error "Never use <bits/math-finite.h> directly; include <math.h> instead." +#endif + +#define __REDIRFROM_X(function, reentrant, suffix) \ + function ## suffix ## reentrant +#define __REDIRFROM(...) __REDIRFROM_X(__VA_ARGS__) + +/* Redirect long double versions of the functions to the corresponding + double version if __NO_LONG_DOUBLE_MATH is defined. */ +#if __MATH_DECLARING_LDOUBLE && defined __NO_LONG_DOUBLE_MATH +# define __REDIRTO_X(function, reentrant, suffix) \ + __ ## function ## reentrant ## _finite +#else +# define __REDIRTO_X(function, reentrant, suffix) \ + __ ## function ## suffix ## reentrant ## _finite +#endif +#define __REDIRTO(...) __REDIRTO_X(__VA_ARGS__) + +#define __MATH_REDIRCALL_X(from, args, to) \ + extern _Mdouble_ __REDIRECT_NTH (from, args, to) +#define __MATH_REDIRCALL(function, reentrant, args) \ + __MATH_REDIRCALL_X \ + (__REDIRFROM (function, reentrant, _MSUF_), args, \ + __REDIRTO (function, reentrant, _MSUF_)) +#define __MATH_REDIRCALL_2(from, reentrant, args, to) \ + __MATH_REDIRCALL_X \ + (__REDIRFROM (from, reentrant, _MSUF_), args, \ + __REDIRTO (to, reentrant, _MSUF_)) + +#define __MATH_REDIRCALL_INTERNAL(function, reentrant, args) \ + __MATH_REDIRCALL_X \ + (__REDIRFROM (__CONCAT (__, function), \ + __CONCAT (reentrant, _finite), _MSUF_), \ + args, __REDIRTO (function, _r, _MSUF_)) + + +/* acos. */ +__MATH_REDIRCALL (acos, , (_Mdouble_)); + +#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 +/* acosh. */ +__MATH_REDIRCALL (acosh, , (_Mdouble_)); +#endif + +/* asin. */ +__MATH_REDIRCALL (asin, , (_Mdouble_)); + +/* atan2. */ +__MATH_REDIRCALL (atan2, , (_Mdouble_, _Mdouble_)); + +#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 +/* atanh. */ +__MATH_REDIRCALL (atanh, , (_Mdouble_)); +#endif + +/* cosh. */ +__MATH_REDIRCALL (cosh, , (_Mdouble_)); + +/* exp. */ +__MATH_REDIRCALL (exp, , (_Mdouble_)); + +#ifdef __USE_GNU +/* exp10. */ +__MATH_REDIRCALL (exp10, , (_Mdouble_)); + +/* pow10. */ +# if !__MATH_DECLARING_FLOATN +__MATH_REDIRCALL_2 (pow10, , (_Mdouble_), exp10); +# endif +#endif + +#ifdef __USE_ISOC99 +/* exp2. */ +__MATH_REDIRCALL (exp2, , (_Mdouble_)); +#endif + +/* fmod. */ +__MATH_REDIRCALL (fmod, , (_Mdouble_, _Mdouble_)); + +#if defined __USE_XOPEN || defined __USE_ISOC99 +/* hypot. */ +__MATH_REDIRCALL (hypot, , (_Mdouble_, _Mdouble_)); +#endif + +#if (__MATH_DECLARING_DOUBLE && (defined __USE_MISC || defined __USE_XOPEN)) \ + || (!__MATH_DECLARING_DOUBLE && defined __USE_MISC) +/* j0. */ +__MATH_REDIRCALL (j0, , (_Mdouble_)); + +/* y0. */ +__MATH_REDIRCALL (y0, , (_Mdouble_)); + +/* j1. */ +__MATH_REDIRCALL (j1, , (_Mdouble_)); + +/* y1. */ +__MATH_REDIRCALL (y1, , (_Mdouble_)); + +/* jn. */ +__MATH_REDIRCALL (jn, , (int, _Mdouble_)); + +/* yn. */ +__MATH_REDIRCALL (yn, , (int, _Mdouble_)); +#endif + +#ifdef __USE_MISC +/* lgamma_r. */ +__MATH_REDIRCALL (lgamma, _r, (_Mdouble_, int *)); +#endif + +/* Redirect __lgammal_r_finite to __lgamma_r_finite when __NO_LONG_DOUBLE_MATH + is set and to itself otherwise. It also redirects __lgamma_r_finite and + __lgammaf_r_finite to themselves. */ +__MATH_REDIRCALL_INTERNAL (lgamma, _r, (_Mdouble_, int *)); + +#if ((defined __USE_XOPEN || defined __USE_ISOC99) \ + && defined __extern_always_inline) +/* lgamma. */ +__extern_always_inline _Mdouble_ +__NTH (__REDIRFROM (lgamma, , _MSUF_) (_Mdouble_ __d)) +{ +# if defined __USE_MISC || defined __USE_XOPEN + return __REDIRTO (lgamma, _r, _MSUF_) (__d, &signgam); +# else + int __local_signgam = 0; + return __REDIRTO (lgamma, _r, _MSUF_) (__d, &__local_signgam); +# endif +} +#endif + +#if ((defined __USE_MISC || (defined __USE_XOPEN && !defined __USE_XOPEN2K)) \ + && defined __extern_always_inline) && !__MATH_DECLARING_FLOATN +/* gamma. */ +__extern_always_inline _Mdouble_ +__NTH (__REDIRFROM (gamma, , _MSUF_) (_Mdouble_ __d)) +{ + return __REDIRTO (lgamma, _r, _MSUF_) (__d, &signgam); +} +#endif + +/* log. */ +__MATH_REDIRCALL (log, , (_Mdouble_)); + +/* log10. */ +__MATH_REDIRCALL (log10, , (_Mdouble_)); + +#ifdef __USE_ISOC99 +/* log2. */ +__MATH_REDIRCALL (log2, , (_Mdouble_)); +#endif + +/* pow. */ +__MATH_REDIRCALL (pow, , (_Mdouble_, _Mdouble_)); + +#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 +/* remainder. */ +__MATH_REDIRCALL (remainder, , (_Mdouble_, _Mdouble_)); +#endif + +#if ((__MATH_DECLARING_DOUBLE \ + && (defined __USE_MISC \ + || (defined __USE_XOPEN_EXTENDED && !defined __USE_XOPEN2K8))) \ + || (!defined __MATH_DECLARE_LDOUBLE && defined __USE_MISC)) \ + && !__MATH_DECLARING_FLOATN +/* scalb. */ +__MATH_REDIRCALL (scalb, , (_Mdouble_, _Mdouble_)); +#endif + +/* sinh. */ +__MATH_REDIRCALL (sinh, , (_Mdouble_)); + +/* sqrt. */ +__MATH_REDIRCALL (sqrt, , (_Mdouble_)); + +#if defined __USE_ISOC99 && defined __extern_always_inline +/* tgamma. */ +extern _Mdouble_ +__REDIRFROM (__gamma, _r_finite, _MSUF_) (_Mdouble_, int *); + +__extern_always_inline _Mdouble_ +__NTH (__REDIRFROM (tgamma, , _MSUF_) (_Mdouble_ __d)) +{ + int __local_signgam = 0; + _Mdouble_ __res = __REDIRTO (gamma, _r, _MSUF_) (__d, &__local_signgam); + return __local_signgam < 0 ? -__res : __res; +} +#endif + +#undef __REDIRFROM +#undef __REDIRFROM_X +#undef __REDIRTO +#undef __REDIRTO_X +#undef __MATH_REDIRCALL +#undef __MATH_REDIRCALL_2 +#undef __MATH_REDIRCALL_INTERNAL +#undef __MATH_REDIRCALL_X diff --git a/REORG.TODO/math/bits/mathcalls-helper-functions.h b/REORG.TODO/math/bits/mathcalls-helper-functions.h new file mode 100644 index 0000000000..dec2d99f69 --- /dev/null +++ b/REORG.TODO/math/bits/mathcalls-helper-functions.h @@ -0,0 +1,43 @@ +/* Prototype declarations for math classification macros helpers. + Copyright (C) 2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + + +/* Classify given number. */ +__MATHDECL_1 (int, __fpclassify,, (_Mdouble_ __value)) + __attribute__ ((__const__)); + +/* Test for negative number. */ +__MATHDECL_1 (int, __signbit,, (_Mdouble_ __value)) + __attribute__ ((__const__)); + +/* Return 0 if VALUE is finite or NaN, +1 if it + is +Infinity, -1 if it is -Infinity. */ +__MATHDECL_1 (int, __isinf,, (_Mdouble_ __value)) __attribute__ ((__const__)); + +/* Return nonzero if VALUE is finite and not NaN. Used by isfinite macro. */ +__MATHDECL_1 (int, __finite,, (_Mdouble_ __value)) __attribute__ ((__const__)); + +/* Return nonzero if VALUE is not a number. */ +__MATHDECL_1 (int, __isnan,, (_Mdouble_ __value)) __attribute__ ((__const__)); + +/* Test equality. */ +__MATHDECL_1 (int, __iseqsig,, (_Mdouble_ __x, _Mdouble_ __y)); + +/* Test for signaling NaN. */ +__MATHDECL_1 (int, __issignaling,, (_Mdouble_ __value)) + __attribute__ ((__const__)); diff --git a/REORG.TODO/math/bits/mathcalls.h b/REORG.TODO/math/bits/mathcalls.h new file mode 100644 index 0000000000..90b996740b --- /dev/null +++ b/REORG.TODO/math/bits/mathcalls.h @@ -0,0 +1,403 @@ +/* Prototype declarations for math functions; helper file for <math.h>. + Copyright (C) 1996-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* NOTE: Because of the special way this file is used by <math.h>, this + file must NOT be protected from multiple inclusion as header files + usually are. + + This file provides prototype declarations for the math functions. + Most functions are declared using the macro: + + __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 + prototype, that is actually `double' in the prototype for `NAME' and + `float' in the prototype for `NAMEf'. Reentrant variant functions are + called `NAME_r' and `NAMEf_r'. + + Functions returning other types like `int' are declared using the macro: + + __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 + both a `NAME' and a `NAMEf' that takes `float' arguments. + + Note that there must be no whitespace before the argument passed for + NAME, to make token pasting work with -traditional. */ + +#ifndef _MATH_H +# error "Never include <bits/mathcalls.h> directly; include <math.h> instead." +#endif + + +/* Trigonometric functions. */ + +/* Arc cosine of X. */ +__MATHCALL (acos,, (_Mdouble_ __x)); +/* Arc sine of X. */ +__MATHCALL (asin,, (_Mdouble_ __x)); +/* Arc tangent of X. */ +__MATHCALL (atan,, (_Mdouble_ __x)); +/* Arc tangent of Y/X. */ +__MATHCALL (atan2,, (_Mdouble_ __y, _Mdouble_ __x)); + +/* Cosine of X. */ +__MATHCALL_VEC (cos,, (_Mdouble_ __x)); +/* Sine of X. */ +__MATHCALL_VEC (sin,, (_Mdouble_ __x)); +/* Tangent of X. */ +__MATHCALL (tan,, (_Mdouble_ __x)); + +/* Hyperbolic functions. */ + +/* Hyperbolic cosine of X. */ +__MATHCALL (cosh,, (_Mdouble_ __x)); +/* Hyperbolic sine of X. */ +__MATHCALL (sinh,, (_Mdouble_ __x)); +/* Hyperbolic tangent of X. */ +__MATHCALL (tanh,, (_Mdouble_ __x)); + +#ifdef __USE_GNU +/* Cosine and sine of X. */ +__MATHDECL_VEC (void,sincos,, + (_Mdouble_ __x, _Mdouble_ *__sinx, _Mdouble_ *__cosx)); +#endif + +#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 +/* Hyperbolic arc cosine of X. */ +__MATHCALL (acosh,, (_Mdouble_ __x)); +/* Hyperbolic arc sine of X. */ +__MATHCALL (asinh,, (_Mdouble_ __x)); +/* Hyperbolic arc tangent of X. */ +__MATHCALL (atanh,, (_Mdouble_ __x)); +#endif + +/* Exponential and logarithmic functions. */ + +/* Exponential function of X. */ +__MATHCALL_VEC (exp,, (_Mdouble_ __x)); + +/* Break VALUE into a normalized fraction and an integral power of 2. */ +__MATHCALL (frexp,, (_Mdouble_ __x, int *__exponent)); + +/* X times (two to the EXP power). */ +__MATHCALL (ldexp,, (_Mdouble_ __x, int __exponent)); + +/* Natural logarithm of X. */ +__MATHCALL_VEC (log,, (_Mdouble_ __x)); + +/* Base-ten logarithm of X. */ +__MATHCALL (log10,, (_Mdouble_ __x)); + +/* Break VALUE into integral and fractional parts. */ +__MATHCALL (modf,, (_Mdouble_ __x, _Mdouble_ *__iptr)) __nonnull ((2)); + +#if __GLIBC_USE (IEC_60559_FUNCS_EXT) +/* Compute exponent to base ten. */ +__MATHCALL (exp10,, (_Mdouble_ __x)); +#endif +#ifdef __USE_GNU +/* Another name occasionally used. */ +# if !__MATH_DECLARING_FLOATN +__MATHCALL (pow10,, (_Mdouble_ __x)); +# endif +#endif + +#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 +/* Return exp(X) - 1. */ +__MATHCALL (expm1,, (_Mdouble_ __x)); + +/* Return log(1 + X). */ +__MATHCALL (log1p,, (_Mdouble_ __x)); + +/* Return the base 2 signed integral exponent of X. */ +__MATHCALL (logb,, (_Mdouble_ __x)); +#endif + +#ifdef __USE_ISOC99 +/* Compute base-2 exponential of X. */ +__MATHCALL (exp2,, (_Mdouble_ __x)); + +/* Compute base-2 logarithm of X. */ +__MATHCALL (log2,, (_Mdouble_ __x)); +#endif + + +/* Power functions. */ + +/* Return X to the Y power. */ +__MATHCALL_VEC (pow,, (_Mdouble_ __x, _Mdouble_ __y)); + +/* Return the square root of X. */ +__MATHCALL (sqrt,, (_Mdouble_ __x)); + +#if defined __USE_XOPEN || defined __USE_ISOC99 +/* Return `sqrt(X*X + Y*Y)'. */ +__MATHCALL (hypot,, (_Mdouble_ __x, _Mdouble_ __y)); +#endif + +#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 +/* Return the cube root of X. */ +__MATHCALL (cbrt,, (_Mdouble_ __x)); +#endif + + +/* Nearest integer, absolute value, and remainder functions. */ + +/* Smallest integral value not less than X. */ +__MATHCALLX (ceil,, (_Mdouble_ __x), (__const__)); + +/* Absolute value of X. */ +__MATHCALLX (fabs,, (_Mdouble_ __x), (__const__)); + +/* Largest integer not greater than X. */ +__MATHCALLX (floor,, (_Mdouble_ __x), (__const__)); + +/* Floating-point modulo remainder of X/Y. */ +__MATHCALL (fmod,, (_Mdouble_ __x, _Mdouble_ __y)); + +#ifdef __USE_MISC +# if ((!defined __cplusplus \ + || __cplusplus < 201103L /* isinf conflicts with C++11. */ \ + || __MATH_DECLARING_DOUBLE == 0)) /* isinff or isinfl don't. */ \ + && !__MATH_DECLARING_FLOATN +/* Return 0 if VALUE is finite or NaN, +1 if it + is +Infinity, -1 if it is -Infinity. */ +__MATHDECL_1 (int,isinf,, (_Mdouble_ __value)) __attribute__ ((__const__)); +# endif + +# if !__MATH_DECLARING_FLOATN +/* Return nonzero if VALUE is finite and not NaN. */ +__MATHDECL_1 (int,finite,, (_Mdouble_ __value)) __attribute__ ((__const__)); + +/* Return the remainder of X/Y. */ +__MATHCALL (drem,, (_Mdouble_ __x, _Mdouble_ __y)); + + +/* Return the fractional part of X after dividing out `ilogb (X)'. */ +__MATHCALL (significand,, (_Mdouble_ __x)); +# endif + +#endif /* Use misc. */ + +#ifdef __USE_ISOC99 +/* Return X with its signed changed to Y's. */ +__MATHCALLX (copysign,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); +#endif + +#ifdef __USE_ISOC99 +/* Return representation of qNaN for double type. */ +__MATHCALLX (nan,, (const char *__tagb), (__const__)); +#endif + + +#if defined __USE_MISC || (defined __USE_XOPEN && !defined __USE_XOPEN2K) +# if ((!defined __cplusplus \ + || __cplusplus < 201103L /* isnan conflicts with C++11. */ \ + || __MATH_DECLARING_DOUBLE == 0)) /* isnanf or isnanl don't. */ \ + && !__MATH_DECLARING_FLOATN +/* Return nonzero if VALUE is not a number. */ +__MATHDECL_1 (int,isnan,, (_Mdouble_ __value)) __attribute__ ((__const__)); +# endif +#endif + +#if defined __USE_MISC || (defined __USE_XOPEN && __MATH_DECLARING_DOUBLE) +/* 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_XOPEN || defined __USE_ISOC99 +/* Error and gamma functions. */ +__MATHCALL (erf,, (_Mdouble_)); +__MATHCALL (erfc,, (_Mdouble_)); +__MATHCALL (lgamma,, (_Mdouble_)); +#endif + +#ifdef __USE_ISOC99 +/* True gamma function. */ +__MATHCALL (tgamma,, (_Mdouble_)); +#endif + +#if defined __USE_MISC || (defined __USE_XOPEN && !defined __USE_XOPEN2K) +# if !__MATH_DECLARING_FLOATN +/* Obsolete alias for `lgamma'. */ +__MATHCALL (gamma,, (_Mdouble_)); +# endif +#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)); +#endif + + +#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 +/* Return the integer nearest X in the direction of the + prevailing rounding mode. */ +__MATHCALL (rint,, (_Mdouble_ __x)); + +/* Return X + epsilon if X < Y, X - epsilon if X > Y. */ +__MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); +# if defined __USE_ISOC99 && !defined __LDBL_COMPAT && !__MATH_DECLARING_FLOATN +__MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__)); +# endif + +# if __GLIBC_USE (IEC_60559_BFP_EXT) || __MATH_DECLARING_FLOATN +/* Return X - epsilon. */ +__MATHCALL (nextdown,, (_Mdouble_ __x)); +/* Return X + epsilon. */ +__MATHCALL (nextup,, (_Mdouble_ __x)); +# endif + +/* Return the remainder of integer divison X / Y with infinite precision. */ +__MATHCALL (remainder,, (_Mdouble_ __x, _Mdouble_ __y)); + +# ifdef __USE_ISOC99 +/* Return X times (2 to the Nth power). */ +__MATHCALL (scalbn,, (_Mdouble_ __x, int __n)); +# endif + +/* Return the binary exponent of X, which must be nonzero. */ +__MATHDECL (int,ilogb,, (_Mdouble_ __x)); +#endif + +#if __GLIBC_USE (IEC_60559_BFP_EXT) || __MATH_DECLARING_FLOATN +/* Like ilogb, but returning long int. */ +__MATHDECL (long int, llogb,, (_Mdouble_ __x)); +#endif + +#ifdef __USE_ISOC99 +/* Return X times (2 to the Nth power). */ +__MATHCALL (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. */ +__MATHCALL (nearbyint,, (_Mdouble_ __x)); + +/* Round X to nearest integral value, rounding halfway cases away from + zero. */ +__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__)); + +/* 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)); + + +/* Conversion functions. */ + +/* Round X to nearest integral value according to current rounding + direction. */ +__MATHDECL (long int,lrint,, (_Mdouble_ __x)); +__extension__ +__MATHDECL (long long int,llrint,, (_Mdouble_ __x)); + +/* Round X to nearest integral value, rounding halfway cases away from + zero. */ +__MATHDECL (long int,lround,, (_Mdouble_ __x)); +__extension__ +__MATHDECL (long long int,llround,, (_Mdouble_ __x)); + + +/* Return positive difference between X and Y. */ +__MATHCALL (fdim,, (_Mdouble_ __x, _Mdouble_ __y)); + +/* Return maximum numeric value from X and Y. */ +__MATHCALLX (fmax,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); + +/* Return minimum numeric value from X and Y. */ +__MATHCALLX (fmin,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); + +/* Multiply-add function computed as a ternary operation. */ +__MATHCALL (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z)); +#endif /* Use ISO C99. */ + +#if __GLIBC_USE (IEC_60559_BFP_EXT) || __MATH_DECLARING_FLOATN +/* Round X to nearest integer value, rounding halfway cases to even. */ +__MATHCALLX (roundeven,, (_Mdouble_ __x), (__const__)); + +/* Round X to nearest signed integer value, not raising inexact, with + control of rounding direction and width of result. */ +__MATHDECL (__intmax_t, fromfp,, (_Mdouble_ __x, int __round, + unsigned int __width)); + +/* Round X to nearest unsigned integer value, not raising inexact, + with control of rounding direction and width of result. */ +__MATHDECL (__uintmax_t, ufromfp,, (_Mdouble_ __x, int __round, + unsigned int __width)); + +/* Round X to nearest signed integer value, raising inexact for + non-integers, with control of rounding direction and width of + result. */ +__MATHDECL (__intmax_t, fromfpx,, (_Mdouble_ __x, int __round, + unsigned int __width)); + +/* Round X to nearest unsigned integer value, raising inexact for + non-integers, with control of rounding direction and width of + result. */ +__MATHDECL (__uintmax_t, ufromfpx,, (_Mdouble_ __x, int __round, + unsigned int __width)); + +/* Return value with maximum magnitude. */ +__MATHCALLX (fmaxmag,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); + +/* Return value with minimum magnitude. */ +__MATHCALLX (fminmag,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)); + +/* Total order operation. */ +__MATHDECL_1 (int, totalorder,, (_Mdouble_ __x, _Mdouble_ __y)) + __attribute__ ((__const__)); + +/* Total order operation on absolute values. */ +__MATHDECL_1 (int, totalordermag,, (_Mdouble_ __x, _Mdouble_ __y)) + __attribute__ ((__const__)); + +/* Canonicalize floating-point representation. */ +__MATHDECL_1 (int, canonicalize,, (_Mdouble_ *__cx, const _Mdouble_ *__x)); + +/* Get NaN payload. */ +__MATHCALL (getpayload,, (const _Mdouble_ *__x)); + +/* Set quiet NaN payload. */ +__MATHDECL_1 (int, setpayload,, (_Mdouble_ *__x, _Mdouble_ __payload)); + +/* Set signaling NaN payload. */ +__MATHDECL_1 (int, setpayloadsig,, (_Mdouble_ *__x, _Mdouble_ __payload)); +#endif + +#if (defined __USE_MISC || (defined __USE_XOPEN_EXTENDED \ + && __MATH_DECLARING_DOUBLE \ + && !defined __USE_XOPEN2K8)) \ + && !__MATH_DECLARING_FLOATN +/* Return X times (2 to the Nth power). */ +__MATHCALL (scalb,, (_Mdouble_ __x, _Mdouble_ __n)); +#endif |