newlib-cygwin/winsup/mingw/mingwex/math/atan2l.c

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/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
*/
#include <math.h>
long double
atan2l (long double y, long double x)
{
long double res;
asm ("fpatan" : "=t" (res) : "u" (y), "0" (x) : "st(1)");
return res;
}