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https://github.com/byteworksinc/ORCA-C.git
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dda37cd17c
This indicates that floating-point exceptions are used to report math errors. The existing functions will still also set errno in the existing cases, but the new C99 functions generally will not.
178 lines
5.3 KiB
C
178 lines
5.3 KiB
C
/****************************************************************
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*
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* math.h - math library
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*
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* February 1989
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* Mike Westerfield
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*
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* Copyright 1989, 1992
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* Byte Works, Inc.
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*
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****************************************************************/
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#ifndef __math__
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#define __math__
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typedef long double float_t;
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typedef long double double_t;
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#define HUGE_VAL 1e5000
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#define HUGE_VALF 1e5000F
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#define HUGE_VALL 1e5000L
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#define INFINITY 1e5000F
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#define NAN (0.0F/0.0F)
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#define ILOGB0 (-32767-1)
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#define ILOGBNAN (-32767-1)
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#define MATH_ERRNO 1
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#define MATH_ERREXCEPT 2
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#define math_errhandling 2
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#define FP_INFINITE 0xFE
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#define FP_NAN 0xFD
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#define FP_NORMAL 0x00
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#define FP_SUBNORMAL 0x01
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#define FP_ZERO 0xFF
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int __fpclassifyf(float);
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int __fpclassifyd(double);
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int __fpclassifyl(long double);
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int __signbit(long double);
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int __fpcompare(long double, long double, short);
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#define fpclassify(x) _Generic((x), \
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float: __fpclassifyf, \
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double: __fpclassifyd, \
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long double: __fpclassifyl)(x)
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#define isfinite(x) (((fpclassify(x) + 1) & 0xF0) == 0)
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#define isinf(x) (fpclassify(x) == FP_INFINITE)
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#define isnan(x) (fpclassify((long double)(x)) == FP_NAN)
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#define isnormal(x) (fpclassify(x) == FP_NORMAL)
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#define signbit(x) __signbit(x)
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#define isgreater(x,y) __fpcompare((x),(y),0x40)
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#define isgreaterequal(x,y) __fpcompare((x),(y),0x42)
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#define isless(x,y) __fpcompare((x),(y),0x80)
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#define islessequal(x,y) __fpcompare((x),(y),0x82)
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#define islessgreater(x,y) __fpcompare((x),(y),0xC0)
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#define isunordered(x,y) __fpcompare((x),(y),0x01)
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#ifndef __KeepNamespacePure__
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#define arctan(x) atan(x)
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#endif
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double acos(double);
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float acosf(float);
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long double acosl(long double);
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double asin(double);
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float asinf(float);
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long double asinl(long double);
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double atan(double);
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float atanf(float);
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long double atanl(long double);
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double atan2(double, double);
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float atan2f(float, float);
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long double atan2l(long double, long double);
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double cbrt(double);
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float cbrtf(float);
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long double cbrtl(long double);
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double ceil(double);
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float ceilf(float);
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long double ceill(long double);
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double copysign(double, double);
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float copysignf(float, float);
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long double copysignl(long double, long double);
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double cos(double);
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float cosf(float);
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long double cosl(long double);
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double cosh(double);
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float coshf(float);
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long double coshl(long double);
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double exp(double);
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float expf(float);
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long double expl(long double);
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double exp2(double);
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float exp2f(float);
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long double exp2l(long double);
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double expm1(double);
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float expm1f(float);
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long double expm1l(long double);
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double fabs(double);
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float fabsf(float);
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long double fabsl(long double);
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double floor(double);
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float floorf(float);
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long double floorl(long double);
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double fmod(double, double);
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float fmodf(float, float);
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long double fmodl(long double, long double);
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double frexp(double, int *);
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float frexpf(float, int *);
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long double frexpl(long double, int *);
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int ilogb(double);
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int ilogbf(float);
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int ilogbl(long double);
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double ldexp(double, int);
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float ldexpf(float, int);
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long double ldexpl(long double, int);
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double log(double);
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float logf(float);
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long double logl(long double);
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double log10(double);
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float log10f(float);
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long double log10l(long double);
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double log1p(double);
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float log1pf(float);
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long double log1pl(long double);
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double log2(double);
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float log2f(float);
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long double log2l(long double);
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double logb(double);
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float logbf(float);
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long double logbl(long double);
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long lrint(double);
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long lrintf(float);
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long lrintl(long double);
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double modf(double, double *);
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float modff(float, float *);
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long double modfl(long double, long double *);
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double pow(double, double);
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float powf(float, float);
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long double powl(long double, long double);
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double remainder(double, double);
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float remainderf(float, float);
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long double remainderl(long double, long double);
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double remquo(double, double, int *);
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float remquof(float, float, int *);
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long double remquol(long double, long double, int *);
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double rint(double);
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float rintf(float);
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long double rintl(long double);
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double scalbn(double, int);
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float scalbnf(float, int);
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long double scalbnl(long double, int);
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double sin(double);
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float sinf(float);
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long double sinl(long double);
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double sinh(double);
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float sinhf(float);
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long double sinhl(long double);
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double sqrt(double);
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float sqrtf(float);
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long double sqrtl(long double);
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double tan(double);
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float tanf(float);
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long double tanl(long double);
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double tanh(double);
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float tanhf(float);
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long double tanhl(long double);
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double trunc(double);
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float truncf(float);
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long double truncl(long double);
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#endif
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