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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [config/] [floatunsisf.c] - Blame information for rev 827

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Line No. Rev Author Line
1 38 julius
/* Public domain.  */
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typedef int SItype __attribute__ ((mode (SI)));
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typedef unsigned int USItype __attribute__ ((mode (SI)));
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typedef float SFtype __attribute__ ((mode (SF)));
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SFtype
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__floatunsisf (USItype u)
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{
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  SItype s = (SItype) u;
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  if (s < 0)
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    {
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      /* As in expand_float, compute (u & 1) | (u >> 1) to ensure
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         correct rounding if a nonzero bit is shifted out.  */
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      return (SFtype) 2.0 * (SFtype) (SItype) ((u & 1) | (u >> 1));
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    }
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  else
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    return (SFtype) s;
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}

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