16 lines
384 B
C
16 lines
384 B
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;
|
||
|
|
}
|