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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.17.0/] [newlib/] [libm/] [common/] [sf_finite.c] - Blame information for rev 455

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Line No. Rev Author Line
1 148 jeremybenn
/* sf_finite.c -- float version of s_finite.c.
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 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@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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/*
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 * finitef(x) returns 1 is x is finite, else 0;
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 * no branching!
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 */
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#include "fdlibm.h"
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#ifdef __STDC__
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        int finitef(float x)
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#else
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        int finitef(x)
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        float x;
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#endif
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{
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        __int32_t ix;
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        GET_FLOAT_WORD(ix,x);
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        ix &= 0x7fffffff;
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        return (FLT_UWORD_IS_FINITE(ix));
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}
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#ifdef _DOUBLE_IS_32BITS
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#ifdef __STDC__
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        int finite(double x)
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#else
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        int finite(x)
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        double x;
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#endif
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{
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        return finitef((float) x);
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}
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#endif /* defined(_DOUBLE_IS_32BITS) */

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