aboutsummaryrefslogtreecommitdiff
path: root/libgcc/floatunsidf.c
blob: ff28112502b7e95cb4a66dc99a2c91e6aec7e595 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
/* 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;
}