1 /* sf_copysign.c -- float version of s_copysign.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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
13 * ====================================================
17 * copysignf(float x, float y)
18 * copysignf(x,y) returns a value with the magnitude of x and
19 * with the sign bit of y.
25 float copysignf(float x, float y)
34 SET_FLOAT_WORD(x,(ix&0x7fffffff)|(iy&0x80000000));
38 #ifdef _DOUBLE_IS_32BITS
41 double copysign(double x, double y)
47 return (double) copysignf((float) x, (float) y);
50 #endif /* defined(_DOUBLE_IS_32BITS) */