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28 lines
763 B
C
28 lines
763 B
C
/* ldexpq.c -- __float128 version of s_ldexp.c.
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* Conversion to long double by Ulrich Drepper,
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* Cygnus Support, drepper@cygnus.com.
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*/
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/*
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* ====================================================
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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#include <errno.h>
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#include "quadmath-imp.h"
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__float128
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ldexpq (__float128 value, int exp)
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{
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if(!finiteq(value)||value==0.0Q) return value;
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value = scalbnq(value,exp);
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if(!finiteq(value)||value==0.0Q) errno = ERANGE;
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return value;
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}
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