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| author | cinap_lenrek <cinap_lenrek@felloff.net> | 2014-02-01 10:31:41 +0100 |
|---|---|---|
| committer | cinap_lenrek <cinap_lenrek@felloff.net> | 2014-02-01 10:31:41 +0100 |
| commit | ed9e9f98e9cc502c72b27c68612e9e187ec11e10 (patch) | |
| tree | 42901d0156503dadce4bf1f0b60e9ef850c3c5e0 /amd64/include/ape/math.h | |
| parent | d4fb753c9c90e0ca745a1b3708ad3ec4ca523e71 (diff) | |
| download | plan9front-ed9e9f98e9cc502c72b27c68612e9e187ec11e10.tar.xz | |
libc and ape support for amd64
Diffstat (limited to 'amd64/include/ape/math.h')
| -rw-r--r-- | amd64/include/ape/math.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/amd64/include/ape/math.h b/amd64/include/ape/math.h new file mode 100644 index 000000000..a880a01f8 --- /dev/null +++ b/amd64/include/ape/math.h @@ -0,0 +1,78 @@ +#ifndef __MATH +#define __MATH +#pragma lib "/$M/lib/ape/libap.a" + +/* a HUGE_VAL appropriate for IEEE double-precision */ +/* the correct value, 1.797693134862316e+308, causes a ken overflow */ +#define HUGE_VAL 1.79769313486231e+308 + +#ifdef __cplusplus +extern "C" { +#endif + +extern double acos(double); +extern double asin(double); +extern double atan(double); +extern double atan2(double, double); +extern double cos(double); +extern double hypot(double, double); +extern double sin(double); +extern double tan(double); +extern double cosh(double); +extern double sinh(double); +extern double tanh(double); +extern double exp(double); +extern double frexp(double, int *); +extern double ldexp(double, int); +extern double log(double); +extern double log10(double); +extern double modf(double, double *); +extern double pow(double, double); +extern double sqrt(double); +extern double ceil(double); +extern double fabs(double); +extern double floor(double); +extern double fmod(double, double); +extern double NaN(void); +extern int isNaN(double); +extern double Inf(int); +extern int isInf(double, int); + +#ifdef _RESEARCH_SOURCE +/* does >> treat left operand as unsigned ? */ +#define Unsigned_Shifts 1 +#define M_E 2.7182818284590452354 /* e */ +#define M_LOG2E 1.4426950408889634074 /* log 2e */ +#define M_LOG10E 0.43429448190325182765 /* log 10e */ +#define M_LN2 0.69314718055994530942 /* log e2 */ +#define M_LN10 2.30258509299404568402 /* log e10 */ +#define M_PI 3.14159265358979323846 /* pi */ +#define M_PI_2 1.57079632679489661923 /* pi/2 */ +#define M_PI_4 0.78539816339744830962 /* pi/4 */ +#define M_1_PI 0.31830988618379067154 /* 1/pi */ +#define M_2_PI 0.63661977236758134308 /* 2/pi */ +#define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */ +#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ +#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */ + +extern double hypot(double, double); +extern double erf(double); +extern double erfc(double); +extern double j0(double); +extern double y0(double); +extern double j1(double); +extern double y1(double); +extern double jn(int, double); +extern double yn(int, double); + +#endif + + +#ifdef __cplusplus +} +#endif + +#define isnan(x) isNaN(x) +#define isinf(x) isInf(x, 0) + +#endif /* __MATH */ |