/** * 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. */ #include double atan2 (double y, double x) { double res = 0.0; asm volatile ("fpatan" : "=t" (res) : "u" (y), "0" (x) : "st(1)"); return res; }