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#include "headers/acosd2.h"

#include "headers/dom_chkd_negone_one.h"

static __inline double _acos(double x)

{

  double res;

  vector double vx;

  vx = spu_splats(x);

  res = spu_extract(_acosd2(vx), 0);

#ifndef _IEEE_LIBM

  /*

   * Domain error if not in the interval [-1, +1]

   */

  dom_chkd_negone_one(vx);

#endif

  return res;

}