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authorUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
committerUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
commitabfbdde177c3a7155070dda1b2cdc8292054cc26 (patch)
treee021306b596381fbf8311d2b7eb294e918ff17c8 /sysdeps/libm-ieee754/e_remainderl.c
parent86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff)
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Update.
Diffstat (limited to 'sysdeps/libm-ieee754/e_remainderl.c')
-rw-r--r--sysdeps/libm-ieee754/e_remainderl.c83
1 files changed, 0 insertions, 83 deletions
diff --git a/sysdeps/libm-ieee754/e_remainderl.c b/sysdeps/libm-ieee754/e_remainderl.c
deleted file mode 100644
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--- a/sysdeps/libm-ieee754/e_remainderl.c
+++ /dev/null
@@ -1,83 +0,0 @@
-/* e_remainderl.c -- long double version of e_remainder.c.
- * Conversion to long double by Ulrich Drepper,
- * Cygnus Support, drepper@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.
- * ====================================================
- */
-
-#if defined(LIBM_SCCS) && !defined(lint)
-static char rcsid[] = "$NetBSD: $";
-#endif
-
-/* __ieee754_remainderl(x,p)
- * Return :
- * 	returns  x REM p  =  x - [x/p]*p as if in infinite
- * 	precise arithmetic, where [x/p] is the (infinite bit)
- *	integer nearest x/p (in half way case choose the even one).
- * Method :
- *	Based on fmod() return x-[x/p]chopped*p exactlp.
- */
-
-#include "math.h"
-#include "math_private.h"
-
-#ifdef __STDC__
-static const long double zero = 0.0;
-#else
-static long double zero = 0.0;
-#endif
-
-
-#ifdef __STDC__
-	long double __ieee754_remainderl(long double x, long double p)
-#else
-	long double __ieee754_remainderl(x,p)
-	long double x,p;
-#endif
-{
-	u_int32_t sx,sex,sep,x0,x1,p0,p1;
-	long double p_half;
-
-	GET_LDOUBLE_WORDS(sex,x0,x1,x);
-	GET_LDOUBLE_WORDS(sep,p0,p1,p);
-	sx = sex&0x8000;
-	sep &= 0x7fff;
-	sex &= 0x7fff;
-
-    /* purge off exception values */
-	if((sep|p0|p1)==0) return (x*p)/(x*p); 	/* p = 0 */
-	if((sex==0x7fff)||			/* x not finite */
-	  ((sep==0x7fff)&&			/* p is NaN */
-	   ((p0|p1)!=0)))
-	    return (x*p)/(x*p);
-
-
-	if (sep<0x7ffe) x = __ieee754_fmodl(x,p+p);	/* now x < 2p */
-	if (((sex-sep)|(x0-p0)|(x1-p1))==0) return zero*x;
-	x  = fabsl(x);
-	p  = fabsl(p);
-	if (sep<0x0002) {
-	    if(x+x>p) {
-		x-=p;
-		if(x+x>=p) x -= p;
-	    }
-	} else {
-	    p_half = 0.5*p;
-	    if(x>p_half) {
-		x-=p;
-		if(x>=p_half) x -= p;
-	    }
-	}
-	GET_LDOUBLE_EXP(sex,x);
-	SET_LDOUBLE_EXP(x,sex^sx);
-	return x;
-}