sysdeps/ieee754/flt-32/s_fabsf.c

   1 /* s_fabsf.c -- float version of s_fabs.c.
   2  * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
   3  */
   4
   5 /*
   6  * ====================================================
   7  * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
   8  *
   9  * Developed at SunPro, a Sun Microsystems, Inc. business.
  10  * Permission to use, copy, modify, and distribute this
  11  * software is freely granted, provided that this notice
  12  * is preserved.
  13  * ====================================================
  14  */
  15
  16 #if defined(LIBM_SCCS) && !defined(lint)
  17 static char rcsid[] = "$NetBSD: s_fabsf.c,v 1.4 1995/05/10 20:47:15 jtc Exp $";
  18 #endif
  19
  20 /*
  21  * fabsf(x) returns the absolute value of x.
  22  */
  23
  24 #include "math.h"
  25 #include "math_private.h"
  26
  27 #ifdef __STDC__
  28         float __fabsf(float x)
  29 #else
  30         float __fabsf(x)
  31         float x;
  32 #endif
  33 {
  34         u_int32_t ix;
  35         GET_FLOAT_WORD(ix,x);
  36         SET_FLOAT_WORD(x,ix&0x7fffffff);
  37         return x;
  38 }
  39 weak_alias (__fabsf, fabsf)