[thirdparty/gcc.git] / libgcc / floatunsidf.c

/* Public domain.  */
typedef int SItype __attribute__ ((mode (SI)));
typedef unsigned int USItype __attribute__ ((mode (SI)));
typedef float DFtype __attribute__ ((mode (DF)));

DFtype
__floatunsidf (USItype u)
{
  SItype s = (SItype) u;
  DFtype r = (DFtype) s;
  if (s < 0)
    r += (DFtype)2.0 * (DFtype) ((USItype) 1
				 << (sizeof (USItype) * __CHAR_BIT__ - 1));
  return r;
}
Commit	Line	Data
2a3ebe77 JM	1	/* Public domain. */
	2	typedef int SItype __attribute__ ((mode (SI)));
	3	typedef unsigned int USItype __attribute__ ((mode (SI)));
	4	typedef float DFtype __attribute__ ((mode (DF)));
	5
	6	DFtype
	7	__floatunsidf (USItype u)
	8	{
	9	SItype s = (SItype) u;
	10	DFtype r = (DFtype) s;
	11	if (s < 0)
	12	r += (DFtype)2.0 * (DFtype) ((USItype) 1
	13	<< (sizeof (USItype) * __CHAR_BIT__ - 1));
	14	return r;
	15	}