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

15 lines
431 B
C

/**
* This file has no copyright assigned and is placed in the Public Domain.
* This file is part of the mingw-w64 runtime package.
* No warranty is given; refer to the file DISCLAIMER.PD within this package.
*/
long double atan2l (long double y, long double x);
long double
atan2l (long double y, long double x)
{
long double res = 0.0L;
asm volatile ("fpatan" : "=t" (res) : "u" (y), "0" (x) : "st(1)");
return res;
}