17 lines
432 B
C
17 lines
432 B
C
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/* Public domain. */
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typedef unsigned int USItype __attribute__ ((mode (SI)));
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typedef unsigned int UDItype __attribute__ ((mode (DI)));
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typedef float DFtype __attribute__ ((mode (DF)));
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DFtype __floatundidf (UDItype);
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DFtype
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__floatundidf (UDItype u)
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{
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/* When the word size is small, we never get any rounding error. */
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DFtype f = (USItype) (u >> (sizeof (USItype) * 8));
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f *= 0x1p32f;
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f += (USItype) u;
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return f;
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}
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