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Diffstat (limited to 'Unix/i686-elf/include/math.h')
-rw-r--r-- | Unix/i686-elf/include/math.h | 425 |
1 files changed, 0 insertions, 425 deletions
diff --git a/Unix/i686-elf/include/math.h b/Unix/i686-elf/include/math.h deleted file mode 100644 index 3e96757..0000000 --- a/Unix/i686-elf/include/math.h +++ /dev/null @@ -1,425 +0,0 @@ - -#ifndef _MATH_H_ -#define _MATH_H_ - -#include <sys/reent.h> -#include <machine/ieeefp.h> -#include "_ansi.h" - -_BEGIN_STD_C - -union __dmath -{ - __ULong i[2]; - double d; -}; - -union __fmath -{ - __ULong i[1]; - float f; -}; - -union __ldmath -{ - __ULong i[4]; - _LONG_DOUBLE ld; -}; - -#if defined(__GNUC__) && \ - ( (__GNUC__ >= 4) || \ - ( (__GNUC__ >= 3) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 3) ) ) - - /* gcc >= 3.3 implicitly defines builtins for HUGE_VALx values. */ - - #ifndef HUGE_VAL - #define HUGE_VAL (__builtin_huge_val()) - #endif - - #ifndef HUGE_VALF - #define HUGE_VALF (__builtin_huge_valf()) - #endif - - #ifndef HUGE_VALL - #define HUGE_VALL (__builtin_huge_vall()) - #endif - -#else /* !gcc >= 3.3 */ - - /* No builtins. Use floating-point unions instead. Declare as an array - without bounds so no matter what small data support a port and/or - library has, the reference will be via the general method for accessing - globals. */ - - #ifndef HUGE_VAL - extern __IMPORT const union __dmath __infinity[]; - #define HUGE_VAL (__infinity[0].d) - #endif - - #ifndef HUGE_VALF - extern __IMPORT const union __fmath __infinityf[]; - #define HUGE_VALF (__infinityf[0].f) - #endif - - #ifndef HUGE_VALL - extern __IMPORT const union __ldmath __infinityld[]; - #define HUGE_VALL (__infinityld[0].ld) - #endif - -#endif /* !gcc >= 3.3 */ - -/* Reentrant ANSI C functions. */ - -#ifndef __math_68881 -extern double atan _PARAMS((double)); -extern double cos _PARAMS((double)); -extern double sin _PARAMS((double)); -extern double tan _PARAMS((double)); -extern double tanh _PARAMS((double)); -extern double frexp _PARAMS((double, int *)); -extern double modf _PARAMS((double, double *)); -extern double ceil _PARAMS((double)); -extern double fabs _PARAMS((double)); -extern double floor _PARAMS((double)); -#endif /* ! defined (__math_68881) */ - -/* Non reentrant ANSI C functions. */ - -#ifndef _REENT_ONLY -#ifndef __math_6881 -extern double acos _PARAMS((double)); -extern double asin _PARAMS((double)); -extern double atan2 _PARAMS((double, double)); -extern double cosh _PARAMS((double)); -extern double sinh _PARAMS((double)); -extern double exp _PARAMS((double)); -extern double ldexp _PARAMS((double, int)); -extern double log _PARAMS((double)); -extern double log10 _PARAMS((double)); -extern double pow _PARAMS((double, double)); -extern double sqrt _PARAMS((double)); -extern double fmod _PARAMS((double, double)); -#endif /* ! defined (__math_68881) */ -#endif /* ! defined (_REENT_ONLY) */ - -#if !defined(__STRICT_ANSI__) || defined(__cplusplus) - -/* ISO C99 types and macros. */ - -#ifndef FLT_EVAL_METHOD -#define FLT_EVAL_METHOD 0 -typedef float float_t; -typedef double double_t; -#endif /* FLT_EVAL_METHOD */ - -#define FP_NAN 0 -#define FP_INFINITE 1 -#define FP_ZERO 2 -#define FP_SUBNORMAL 3 -#define FP_NORMAL 4 - -extern int __isinff (float x); -extern int __isinfd (double x); -extern int __isnanf (float x); -extern int __isnand (double x); -extern int __fpclassifyf (float x); -extern int __fpclassifyd (double x); -extern int __signbitf (float x); -extern int __signbitd (double x); - -#define fpclassify(x) \ - (__extension__ ({__typeof__(x) __x = (x); \ - (sizeof (__x) == sizeof (float)) ? __fpclassifyf(__x) : __fpclassifyd(__x);})) - -#define isfinite(y) \ - (__extension__ ({__typeof__(y) __y = (y); \ - fpclassify(__y) != FP_INFINITE && fpclassify(__y) != FP_NAN;})) - -/* Note: isinf and isnan were once functions in newlib that took double - * arguments. C99 specifies that these names are reserved for macros - * supporting multiple floating point types. Thus, they are - * now defined as macros. Implementations of the old functions - * taking double arguments still exist for compatibility purposes. */ -#define isinf(x) \ - (__extension__ ({__typeof__(x) __x = (x); \ - (sizeof (__x) == sizeof (float)) ? __isinff(__x) : __isinfd(__x);})) -#define isnan(x) \ - (__extension__ ({__typeof__(x) __x = (x); \ - (sizeof (__x) == sizeof (float)) ? __isnanf(__x) : __isnand(__x);})) -#define isnormal(y) (fpclassify(y) == FP_NORMAL) -#define signbit(x) \ - (__extension__ ({__typeof__(x) __x = (x); \ - (sizeof(__x) == sizeof(float)) ? __signbitf(__x) : __signbitd(__x);})) - -#define isgreater(x,y) \ - (__extension__ ({__typeof__(x) __x = (x); __typeof__(y) __y = (y); \ - !isunordered(__x,__y) && (__x > __y);})) -#define isgreaterequal(x,y) \ - (__extension__ ({__typeof__(x) __x = (x); __typeof__(y) __y = (y); \ - !isunordered(__x,__y) && (__x >= __y);})) -#define isless(x,y) \ - (__extension__ ({__typeof__(x) __x = (x); __typeof__(y) __y = (y); \ - !isunordered(__x,__y) && (__x < __y);})) -#define islessequal(x,y) \ - (__extension__ ({__typeof__(x) __x = (x); __typeof__(y) __y = (y); \ - !isunordered(__x,__y) && (__x <= __y);})) -#define islessgreater(x,y) \ - (__extension__ ({__typeof__(x) __x = (x); __typeof__(y) __y = (y); \ - !isunordered(__x,__y) && (__x < __y || __x > __y);})) - -#define isunordered(a,b) \ - (__extension__ ({__typeof__(a) __a = (a); __typeof__(b) __b = (b); \ - fpclassify(__a) == FP_NAN || fpclassify(__b) == FP_NAN;})) - -/* Non ANSI double precision functions. */ - -extern double infinity _PARAMS((void)); -extern double nan _PARAMS((const char *)); -extern int finite _PARAMS((double)); -extern double copysign _PARAMS((double, double)); -extern int ilogb _PARAMS((double)); - -extern double asinh _PARAMS((double)); -extern double cbrt _PARAMS((double)); -extern double nextafter _PARAMS((double, double)); -extern double rint _PARAMS((double)); -extern double scalbn _PARAMS((double, int)); - -extern double exp2 _PARAMS((double)); -extern double scalbln _PARAMS((double, long int)); -extern double tgamma _PARAMS((double)); -extern double nearbyint _PARAMS((double)); -extern long int lrint _PARAMS((double)); -extern double round _PARAMS((double)); -extern long int lround _PARAMS((double)); -extern double trunc _PARAMS((double)); -extern double remquo _PARAMS((double, double, int *)); -extern double copysign _PARAMS((double, double)); -extern double fdim _PARAMS((double, double)); -extern double fmax _PARAMS((double, double)); -extern double fmin _PARAMS((double, double)); -extern double fma _PARAMS((double, double, double)); -extern void sincos _PARAMS((double, double *, double *)); - -#ifndef __math_68881 -extern double log1p _PARAMS((double)); -extern double expm1 _PARAMS((double)); -#endif /* ! defined (__math_68881) */ - -#ifndef _REENT_ONLY -extern double acosh _PARAMS((double)); -extern double atanh _PARAMS((double)); -extern double remainder _PARAMS((double, double)); -extern double gamma _PARAMS((double)); -extern double gamma_r _PARAMS((double, int *)); -extern double lgamma _PARAMS((double)); -extern double lgamma_r _PARAMS((double, int *)); -extern double erf _PARAMS((double)); -extern double erfc _PARAMS((double)); -extern double y0 _PARAMS((double)); -extern double y1 _PARAMS((double)); -extern double yn _PARAMS((int, double)); -extern double j0 _PARAMS((double)); -extern double j1 _PARAMS((double)); -extern double jn _PARAMS((int, double)); -#define log2(x) (log (x) / M_LOG2_E) - -#ifndef __math_68881 -extern double hypot _PARAMS((double, double)); -#endif - -extern double cabs(); -extern double drem _PARAMS((double, double)); - -#endif /* ! defined (_REENT_ONLY) */ - -#endif /* !defined (__STRICT_ANSI__) || defined(__cplusplus) */ - -#if !defined(__STRICT_ANSI__) || defined(__cplusplus) - -/* Single precision versions of ANSI functions. */ - -extern float atanf _PARAMS((float)); -extern float cosf _PARAMS((float)); -extern float sinf _PARAMS((float)); -extern float tanf _PARAMS((float)); -extern float tanhf _PARAMS((float)); -extern float frexpf _PARAMS((float, int *)); -extern float modff _PARAMS((float, float *)); -extern float ceilf _PARAMS((float)); -extern float fabsf _PARAMS((float)); -extern float floorf _PARAMS((float)); - -#ifndef _REENT_ONLY -extern float acosf _PARAMS((float)); -extern float asinf _PARAMS((float)); -extern float atan2f _PARAMS((float, float)); -extern float coshf _PARAMS((float)); -extern float sinhf _PARAMS((float)); -extern float expf _PARAMS((float)); -extern float ldexpf _PARAMS((float, int)); -extern float logf _PARAMS((float)); -extern float log10f _PARAMS((float)); -extern float powf _PARAMS((float, float)); -extern float sqrtf _PARAMS((float)); -extern float fmodf _PARAMS((float, float)); -#endif /* ! defined (_REENT_ONLY) */ - -#endif /* !defined(__STRICT_ANSI__) || defined(__cplusplus) */ - -#ifndef __STRICT_ANSI__ - -/* Other single precision functions. */ - -extern float exp2f _PARAMS((float)); -extern float scalblnf _PARAMS((float, long int)); -extern float tgammaf _PARAMS((float)); -extern float nearbyintf _PARAMS((float)); -extern long int lrintf _PARAMS((float)); -extern float roundf _PARAMS((float)); -extern long int lroundf _PARAMS((float)); -extern float truncf _PARAMS((float)); -extern float remquof _PARAMS((float, float, int *)); -extern float copysignf _PARAMS((float, float)); -extern float fdimf _PARAMS((float, float)); -extern float fmaxf _PARAMS((float, float)); -extern float fminf _PARAMS((float, float)); -extern float fmaf _PARAMS((float, float, float)); - -extern float infinityf _PARAMS((void)); -extern float nanf _PARAMS((const char *)); -extern int isnanf _PARAMS((float)); -extern int isinff _PARAMS((float)); -extern int finitef _PARAMS((float)); -extern float copysignf _PARAMS((float, float)); -extern int ilogbf _PARAMS((float)); - -extern float asinhf _PARAMS((float)); -extern float cbrtf _PARAMS((float)); -extern float nextafterf _PARAMS((float, float)); -extern float rintf _PARAMS((float)); -extern float scalbnf _PARAMS((float, int)); -extern float log1pf _PARAMS((float)); -extern float expm1f _PARAMS((float)); -extern void sincosf _PARAMS((float, float *, float *)); - -#ifndef _REENT_ONLY -extern float acoshf _PARAMS((float)); -extern float atanhf _PARAMS((float)); -extern float remainderf _PARAMS((float, float)); -extern float gammaf _PARAMS((float)); -extern float gammaf_r _PARAMS((float, int *)); -extern float lgammaf _PARAMS((float)); -extern float lgammaf_r _PARAMS((float, int *)); -extern float erff _PARAMS((float)); -extern float erfcf _PARAMS((float)); -extern float y0f _PARAMS((float)); -extern float y1f _PARAMS((float)); -extern float ynf _PARAMS((int, float)); -extern float j0f _PARAMS((float)); -extern float j1f _PARAMS((float)); -extern float jnf _PARAMS((int, float)); -#define log2f(x) (logf (x) / (float) M_LOG2_E) -extern float hypotf _PARAMS((float, float)); - -extern float cabsf(); -extern float dremf _PARAMS((float, float)); - -#endif /* ! defined (_REENT_ONLY) */ - -/* The gamma functions use a global variable, signgam. */ -#ifndef _REENT_ONLY -#define signgam (*__signgam()) -extern int *__signgam _PARAMS((void)); -#endif /* ! defined (_REENT_ONLY) */ - -#define __signgam_r(ptr) _REENT_SIGNGAM(ptr) - -/* The exception structure passed to the matherr routine. */ -/* We have a problem when using C++ since `exception' is a reserved - name in C++. */ -#ifdef __cplusplus -struct __exception -#else -struct exception -#endif -{ - int type; - char *name; - double arg1; - double arg2; - double retval; - int err; -}; - -#ifdef __cplusplus -extern int matherr _PARAMS((struct __exception *e)); -#else -extern int matherr _PARAMS((struct exception *e)); -#endif - -/* Values for the type field of struct exception. */ - -#define DOMAIN 1 -#define SING 2 -#define OVERFLOW 3 -#define UNDERFLOW 4 -#define TLOSS 5 -#define PLOSS 6 - -/* Useful constants. */ - -#define MAXFLOAT 3.40282347e+38F - -#define M_E 2.7182818284590452354 -#define M_LOG2E 1.4426950408889634074 -#define M_LOG10E 0.43429448190325182765 -#define M_LN2 0.69314718055994530942 -#define M_LN10 2.30258509299404568402 -#define M_PI 3.14159265358979323846 -#define M_TWOPI (M_PI * 2.0) -#define M_PI_2 1.57079632679489661923 -#define M_PI_4 0.78539816339744830962 -#define M_3PI_4 2.3561944901923448370E0 -#define M_SQRTPI 1.77245385090551602792981 -#define M_1_PI 0.31830988618379067154 -#define M_2_PI 0.63661977236758134308 -#define M_2_SQRTPI 1.12837916709551257390 -#define M_SQRT2 1.41421356237309504880 -#define M_SQRT1_2 0.70710678118654752440 -#define M_LN2LO 1.9082149292705877000E-10 -#define M_LN2HI 6.9314718036912381649E-1 -#define M_SQRT3 1.73205080756887719000 -#define M_IVLN10 0.43429448190325182765 /* 1 / log(10) */ -#define M_LOG2_E 0.693147180559945309417 -#define M_INVLN2 1.4426950408889633870E0 /* 1 / log(2) */ - -/* Global control over fdlibm error handling. */ - -enum __fdlibm_version -{ - __fdlibm_ieee = -1, - __fdlibm_svid, - __fdlibm_xopen, - __fdlibm_posix -}; - -#define _LIB_VERSION_TYPE enum __fdlibm_version -#define _LIB_VERSION __fdlib_version - -extern __IMPORT _LIB_VERSION_TYPE _LIB_VERSION; - -#define _IEEE_ __fdlibm_ieee -#define _SVID_ __fdlibm_svid -#define _XOPEN_ __fdlibm_xopen -#define _POSIX_ __fdlibm_posix - -#endif /* ! defined (__STRICT_ANSI__) */ - -_END_STD_C - -#ifdef __FAST_MATH__ -#include <machine/fastmath.h> -#endif - -#endif /* _MATH_H_ */ |