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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.17.0/] [newlib/] [libm/] [common/] [s_finite.c] - Rev 414
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/* @(#)s_finite.c 5.1 93/09/24 */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * * Developed at SunPro, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ /* * finite(x) returns 1 is x is finite, else 0; * no branching! */ #include "fdlibm.h" #ifndef _DOUBLE_IS_32BITS #ifdef __STDC__ int finite(double x) #else int finite(x) double x; #endif { __int32_t hx; GET_HIGH_WORD(hx,x); return (int)((__uint32_t)((hx&0x7fffffff)-0x7ff00000)>>31); } #endif /* _DOUBLE_IS_32BITS */
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