libgcc/floatunsixf.c

   1 /* Public domain.  */
   2 typedef int SItype __attribute__ ((mode (SI)));
   3 typedef unsigned int USItype __attribute__ ((mode (SI)));
   4 typedef float XFtype __attribute__ ((mode (XF)));
   5
   6 XFtype
   7 __floatunsixf (USItype u)
   8 {
   9   SItype s = (SItype) u;
  10   XFtype r = (XFtype) s;
  11   if (s < 0)
  12     r += (XFtype)2.0 * (XFtype) ((USItype) 1
  13                                  << (sizeof (USItype) * __CHAR_BIT__ - 1));
  14   return r;
  15 }