s_copysignf.c - vx32 - Local 9vx git repository for patches.
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       ---
       s_copysignf.c (983B)
       ---
            1 /* s_copysignf.c -- float version of s_copysign.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_copysignf.c,v 1.9 2003/07/23 04:53:46 peter Exp $";
           18 #endif
           19 
           20 /*
           21  * copysignf(float x, float y)
           22  * copysignf(x,y) returns a value with the magnitude of x and
           23  * with the sign bit of y.
           24  */
           25 
           26 #include "math.h"
           27 #include "math_private.h"
           28 
           29 float
           30 copysignf(float x, float y)
           31 {
           32         u_int32_t ix,iy;
           33         GET_FLOAT_WORD(ix,x);
           34         GET_FLOAT_WORD(iy,y);
           35         SET_FLOAT_WORD(x,(ix&0x7fffffff)|(iy&0x80000000));
           36         return x;
           37 }