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[/] [openrisc/] [trunk/] [gnu-stable/] [newlib-1.18.0/] [newlib/] [libm/] [common/] [sf_finite.c] - Rev 207
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/* sf_finite.c -- float version of s_finite.c. * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. */ /* * ==================================================== * 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. * ==================================================== */ /* * finitef(x) returns 1 is x is finite, else 0; * no branching! */ #include "fdlibm.h" #ifdef __STDC__ int finitef(float x) #else int finitef(x) float x; #endif { __int32_t ix; GET_FLOAT_WORD(ix,x); ix &= 0x7fffffff; return (FLT_UWORD_IS_FINITE(ix)); } #ifdef _DOUBLE_IS_32BITS #ifdef __STDC__ int finite(double x) #else int finite(x) double x; #endif { return finitef((float) x); } #endif /* defined(_DOUBLE_IS_32BITS) */
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