s_finitef.c - vx32 - Local 9vx git repository for patches.
 (HTM) git clone git://r-36.net/vx32
 (DIR) Log
 (DIR) Files
 (DIR) Refs
       ---
       s_finitef.c (873B)
       ---
            1 /* s_finitef.c -- float version of s_finite.c.
            2  * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
            3  */
            4 
            5 /*
            6  * ====================================================
            7  * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
            8  *
            9  * Developed at SunPro, a Sun Microsystems, Inc. business.
           10  * Permission to use, copy, modify, and distribute this
           11  * software is freely granted, provided that this notice
           12  * is preserved.
           13  * ====================================================
           14  */
           15 
           16 #ifndef lint
           17 static char rcsid[] = "$FreeBSD: src/lib/msun/src/s_finitef.c,v 1.6 2002/05/28 17:51:46 alfred Exp $";
           18 #endif
           19 
           20 /*
           21  * finitef(x) returns 1 is x is finite, else 0;
           22  * no branching!
           23  */
           24 
           25 #include "math.h"
           26 #include "math_private.h"
           27 
           28         int finitef(float x)
           29 {
           30         int32_t ix;
           31         GET_FLOAT_WORD(ix,x);
           32         return (int)((u_int32_t)((ix&0x7fffffff)-0x7f800000)>>31);
           33 }