From abfbdde177c3a7155070dda1b2cdc8292054cc26 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 14 Jul 1999 00:54:57 +0000 Subject: Update. --- sysdeps/libm-ieee754/e_remainderl.c | 83 ------------------------------------- 1 file changed, 83 deletions(-) delete mode 100644 sysdeps/libm-ieee754/e_remainderl.c (limited to 'sysdeps/libm-ieee754/e_remainderl.c') diff --git a/sysdeps/libm-ieee754/e_remainderl.c b/sysdeps/libm-ieee754/e_remainderl.c deleted file mode 100644 index e721a6e8cd..0000000000 --- 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; -} -- cgit 1.4.1