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Sourcecode: mingw-w64 version File versions  Download package

atanf.c
/**
 * This file has no copyright assigned and is placed in the Public Domain.
 * This file is part of the w64 mingw-runtime package.
 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
 */
/*
 * Written by J.T. Conklin <jtc@netbsd.org>.
 * Public domain.
 *
 */

#include <math.h>

float
atanf (float x)
{
  float res = 0.0F;

  asm ("fld1\n\t"
       "fpatan" : "=t" (res) : "0" (x));
  return res;
}

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