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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/s_nextafterl.c
parent86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff)
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Update.
Diffstat (limited to 'sysdeps/libm-ieee754/s_nextafterl.c')
-rw-r--r--sysdeps/libm-ieee754/s_nextafterl.c101
1 files changed, 0 insertions, 101 deletions
diff --git a/sysdeps/libm-ieee754/s_nextafterl.c b/sysdeps/libm-ieee754/s_nextafterl.c
deleted file mode 100644
index aea57e3086..0000000000
--- a/sysdeps/libm-ieee754/s_nextafterl.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/* s_nextafterl.c -- long double version of s_nextafter.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
-
-/* IEEE functions
- *	nextafterl(x,y)
- *	return the next machine floating-point number of x in the
- *	direction toward y.
- *   Special cases:
- */
-
-#include "math.h"
-#include "math_private.h"
-
-#ifdef __STDC__
-	long double __nextafterl(long double x, long double y)
-#else
-	long double __nextafterl(x,y)
-	long double x,y;
-#endif
-{
-	int32_t hx,hy,ix,iy;
-	u_int32_t lx,ly,esx,esy;
-
-	GET_LDOUBLE_WORDS(esx,hx,lx,x);
-	GET_LDOUBLE_WORDS(esy,hy,ly,y);
-	ix = esx&0x7fff;		/* |x| */
-	iy = esy&0x7fff;		/* |y| */
-
-	if(((ix==0x7fff)&&((hx|lx)|-(hx|lx))!=0) ||   /* x is nan */
-	   ((iy==0x7fff)&&((hy|ly)|-(hy|ly))!=0))     /* y is nan */
-	   return x+y;
-	if(x==y) return y;		/* x=y, return y */
-	if((ix|hx|lx)==0) {			/* x == 0 */
-	    SET_LDOUBLE_WORDS(x,esx&0x8000,0,1);/* return +-minsubnormal */
-	    y = x*x;
-	    if(y==x) return y; else return x;	/* raise underflow flag */
-	}
-	if(esx<0x8000) {			/* x > 0 */
-	    if(ix>iy||((ix==iy) && (hx>hy||((hx==hy)&&(lx>ly))))) {
-	      /* x > y, x -= ulp */
-		if(lx==0) {
-		    if (hx==0) esx -= 1;
-		    hx -= 1;
-		}
-		lx -= 1;
-	    } else {				/* x < y, x += ulp */
-		lx += 1;
-		if(lx==0) {
-		    hx += 1;
-		    if (hx==0)
-			esx += 1;
-		}
-	    }
-	} else {				/* x < 0 */
-	    if(esy>=0||(ix>iy||((ix==iy)&&(hx>hy||((hx==hy)&&(lx>ly)))))){
-	      /* x < y, x -= ulp */
-		if(lx==0) {
-		    if (hx==0) esx -= 1;
-		    hx -= 1;
-		}
-		lx -= 1;
-	    } else {				/* x > y, x += ulp */
-		lx += 1;
-		if(lx==0) {
-		    hx += 1;
-		    if (hx==0) esx += 1;
-		}
-	    }
-	}
-	esy = esx&0x7fff;
-	if(esy==0x7fff) return x+x;	/* overflow  */
-	if(esy==0) {			/* underflow */
-	    y = x*x;
-	    if(y!=x) {		/* raise underflow flag */
-	        SET_LDOUBLE_WORDS(y,esx,hx,lx);
-		return y;
-	    }
-	}
-	SET_LDOUBLE_WORDS(x,esx,hx,lx);
-	return x;
-}
-weak_alias (__nextafterl, nextafterl)
-strong_alias (__nextafterl, __nexttowardl)
-weak_alias (__nextafterl, nexttowardl)