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75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
/****************************************************************
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*
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* tgmath.h - type-generic math macros
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*
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* November 2021
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* Stephen Heumann
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*
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****************************************************************/
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#ifndef __tgmath__
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#define __tgmath__
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#include <math.h>
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#define __tg_real_x(fn,x) _Generic((x), \
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float: fn##f, \
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long double: fn##l, \
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default: fn)(x)
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#define __tg_real_x_other(fn,x,other) _Generic((x), \
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float: fn##f, \
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long double: fn##l, \
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default: fn)((x),(other))
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#define __tg_real_x_y(fn,x,y) _Generic((x), \
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float: _Generic((y), float: fn##f, long double: fn##l, default: fn), \
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long double: fn##l, \
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default: _Generic((y), long double: fn##l, default: fn))((x),(y))
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#define __tg_real_x_y_other(fn,x,y,other) _Generic((x), \
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float: _Generic((y), float: fn##f, long double: fn##l, default: fn), \
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long double: fn##l, \
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default: _Generic((y), long double: fn##l, default: fn))((x),(y),(other))
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#define __tg_x(fn,x) __tg_real_x(fn,(x))
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#define __tg_x_y(fn,x,y) __tg_real_x_y(fn,(x),(y))
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#define acos(x) __tg_x(acos,(x))
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#define asin(x) __tg_x(asin,(x))
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#define atan(x) __tg_x(atan,(x))
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#define atan2(y,x) __tg_real_x_y(atan2,(y),(x))
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#define cbrt(x) __tg_real_x(cbrt,(x))
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#define ceil(x) __tg_real_x(ceil,(x))
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#define cos(x) __tg_x(cos,(x))
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#define cosh(x) __tg_x(cosh,(x))
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#define copysign(x,y) __tg_real_x_y(copysign,(x),(y))
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#define exp(x) __tg_x(exp,(x))
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#define exp2(x) __tg_real_x(exp2,(x))
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#define expm1(x) __tg_real_x(expm1,(x))
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#define fabs(x) __tg_real_x(fabs,(x))
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#define floor(x) __tg_real_x(floor,(x))
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#define fmod(x,y) __tg_real_x_y(fmod,(x),(y))
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#define frexp(x,nptr) __tg_real_x_other(frexp,(x),(nptr))
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#define ilogb(x) __tg_real_x(ilogb,(x))
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#define ldexp(x,n) __tg_real_x_other(ldexp,(x),(n))
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#define log(x) __tg_x(log,(x))
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#define log10(x) __tg_real_x(log10,(x))
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#define log1p(x) __tg_real_x(log1p,(x))
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#define log2(x) __tg_real_x(log2,(x))
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#define logb(x) __tg_real_x(logb,(x))
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#define lrint(x) __tg_real_x(lrint,(x))
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#define pow(x,y) __tg_x_y(pow,(x),(y))
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#define remainder(x,y) __tg_real_x_y(remainder,(x),(y))
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#define remquo(x,y,quo) __tg_real_x_y_other(remquo,(x),(y),(quo))
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#define rint(x) __tg_real_x(rint,(x))
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#define scalbn(x,n) __tg_real_x_other(scalbn,(x),(n))
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#define sin(x) __tg_x(sin,(x))
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#define sinh(x) __tg_x(sinh,(x))
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#define sqrt(x) __tg_x(sqrt,(x))
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#define tan(x) __tg_x(tan,(x))
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#define tanh(x) __tg_x(tanh,(x))
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#define trunc(x) __tg_real_x(trunc,(x))
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#endif
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