Line data    Source code

       1             :  /* @(#)s_fabs.c 5.1 93/09/24 */
       2             : /*
       3             :  * ====================================================
       4             :  * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
       5             :  *
       6             :  * Developed at SunPro, a Sun Microsystems, Inc. business.
       7             :  * Permission to use, copy, modify, and distribute this
       8             :  * software is freely granted, provided that this notice
       9             :  * is preserved.
      10             :  * ====================================================
      11             :  */
      12             : 
      13             : #ifndef lint
      14             :  //static char rcsid[] = "$FreeBSD$";
      15             : #endif
      16             : 
      17             : /*
      18             :  * fabs(x) returns the absolute value of x.
      19             :  */
      20             : 
      21             : #include "math_private.h"
      22             : 
      23             : double
      24           0 : fabs(double x)
      25             : {
      26             :         u_int32_t high;
      27           0 :         GET_HIGH_WORD(high,x);
      28           0 :         SET_HIGH_WORD(x,high&0x7fffffff);
      29           0 :         return x;
      30             : }