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[glibc/history.git] / math / w_remainderf.c
blob486e626c289eef7a1f722a805b7a2f3c46647fde
1 /* w_remainderf.c -- float version of w_remainder.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
3 */
5 /*
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
12 * is preserved.
13 * ====================================================
16 #if defined(LIBM_SCCS) && !defined(lint)
17 static char rcsid[] = "$NetBSD: w_remainderf.c,v 1.3 1995/05/10 20:49:46 jtc Exp $";
18 #endif
20 /*
21 * wrapper remainderf(x,p)
24 #include <math.h>
25 #include "math_private.h"
27 #ifdef __STDC__
28 float __remainderf(float x, float y) /* wrapper remainder */
29 #else
30 float __remainderf(x,y) /* wrapper remainder */
31 float x,y;
32 #endif
34 #ifdef _IEEE_LIBM
35 return __ieee754_remainderf(x,y);
36 #else
37 float z;
38 z = __ieee754_remainderf(x,y);
39 if(_LIB_VERSION == _IEEE_ || __isnanf(y)) return z;
40 if(y==(float)0.0)
41 /* remainder(x,0) */
42 return (float)__kernel_standard((double)x,(double)y,128);
43 else
44 return z;
45 #endif
47 weak_alias (__remainderf, remainderf)