firmware/include/math.h

   1 /* math.h -- Definitions for the math floating point package.  */
   2
   3 #ifndef  _MATH_H_
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7 #define  _MATH_H_
   8
   9 #include "_ansi.h"
  10
  11 #ifndef __STRICT_ANSI__
  12
  13 #define __signgam_r(ptr) ((ptr)->_new._reent._gamma_signgam)
  14
  15 /* Values for the type field of struct exception.  */
  16
  17 #define DOMAIN 1
  18 #define SING 2
  19 #define OVERFLOW 3
  20 #define UNDERFLOW 4
  21 #define TLOSS 5
  22 #define PLOSS 6
  23
  24 /* Useful constants.  */
  25
  26 #define M_E             2.7182818284590452354
  27 #define M_LOG2E         1.4426950408889634074
  28 #define M_LOG10E        0.43429448190325182765
  29 #define M_LN2           0.69314718055994530942
  30 #define M_LN10          2.30258509299404568402
  31 #define M_PI            3.14159265358979323846
  32 #define M_TWOPI         (M_PI * 2.0)
  33 #define M_PI_2          1.57079632679489661923
  34 #define M_PI_4          0.78539816339744830962
  35 #define M_3PI_4         2.3561944901923448370E0
  36 #define M_SQRTPI        1.77245385090551602792981
  37 #define M_1_PI          0.31830988618379067154
  38 #define M_2_PI          0.63661977236758134308
  39 #define M_2_SQRTPI      1.12837916709551257390
  40 #define M_SQRT2         1.41421356237309504880
  41 #define M_SQRT1_2       0.70710678118654752440
  42 #define M_LN2LO         1.9082149292705877000E-10
  43 #define M_LN2HI         6.9314718036912381649E-1
  44 #define M_SQRT3         1.73205080756887719000
  45 #define M_IVLN10        0.43429448190325182765 /* 1 / log(10) */
  46 #define M_LOG2_E        0.693147180559945309417
  47 #define M_INVLN2        1.4426950408889633870E0  /* 1 / log(2) */
  48
  49 #endif /* ! defined (__STRICT_ANSI__) */
  50
  51 #ifdef __cplusplus
  52 }
  53 #endif
  54 #endif /* _MATH_H_ */