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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_asinhl.c
parent86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff)
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Update.
Diffstat (limited to 'sysdeps/libm-ieee754/s_asinhl.c')
-rw-r--r--sysdeps/libm-ieee754/s_asinhl.c70
1 files changed, 0 insertions, 70 deletions
diff --git a/sysdeps/libm-ieee754/s_asinhl.c b/sysdeps/libm-ieee754/s_asinhl.c
deleted file mode 100644
index 6eb434c44b..0000000000
--- a/sysdeps/libm-ieee754/s_asinhl.c
+++ /dev/null
@@ -1,70 +0,0 @@
-/* s_asinhl.c -- long double version of s_asinh.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
-
-/* asinhl(x)
- * Method :
- *	Based on
- *		asinhl(x) = signl(x) * logl [ |x| + sqrtl(x*x+1) ]
- *	we have
- *	asinhl(x) := x  if  1+x*x=1,
- *		  := signl(x)*(logl(x)+ln2)) for large |x|, else
- *		  := signl(x)*logl(2|x|+1/(|x|+sqrtl(x*x+1))) if|x|>2, else
- *		  := signl(x)*log1pl(|x| + x^2/(1 + sqrtl(1+x^2)))
- */
-
-#include "math.h"
-#include "math_private.h"
-
-#ifdef __STDC__
-static const long double
-#else
-static long double
-#endif
-one =  1.000000000000000000000e+00L, /* 0x3FFF, 0x00000000, 0x00000000 */
-ln2 =  6.931471805599453094287e-01L, /* 0x3FFE, 0xB17217F7, 0xD1CF79AC */
-huge=  1.000000000000000000e+4900L;
-
-#ifdef __STDC__
-	long double __asinhl(long double x)
-#else
-	long double __asinhl(x)
-	long double x;
-#endif
-{
-	long double t,w;
-	int32_t hx,ix;
-	GET_LDOUBLE_EXP(hx,x);
-	ix = hx&0x7fff;
-	if(ix==0x7fff) return x+x;	/* x is inf or NaN */
-	if(ix< 0x3fde) {	/* |x|<2**-34 */
-	    if(huge+x>one) return x;	/* return x inexact except 0 */
-	}
-	if(ix>0x4020) {		/* |x| > 2**34 */
-	    w = __ieee754_logl(fabsl(x))+ln2;
-	} else if (ix>0x4000) {	/* 2**34 > |x| > 2.0 */
-	    t = fabsl(x);
-	    w = __ieee754_logl(2.0*t+one/(__ieee754_sqrtl(x*x+one)+t));
-	} else {		/* 2.0 > |x| > 2**-28 */
-	    t = x*x;
-	    w =__log1pl(fabsl(x)+t/(one+__ieee754_sqrtl(one+t)));
-	}
-	if(hx&0x8000) return -w; else return w;
-}
-weak_alias (__asinhl, asinhl)