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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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/* Copyright (c) 1988 AT&T */
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/* All Rights Reserved */
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#pragma ident "%Z%%M% %I% %E% SMI"
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#include "lint.h"
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#include <sys/types.h>
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#include <sys/dl.h>
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#include "libc.h"
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dl_t
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ldivide(dl_t lop, dl_t rop)
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{
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int cnt;
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dl_t ans;
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dl_t tmp;
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dl_t div;
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if (lsign(lop))
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lop = lsub(lzero, lop);
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if (lsign(rop))
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rop = lsub(lzero, rop);
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ans = lzero;
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div = lzero;
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for (cnt = 0; cnt < 63; cnt++) {
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div = lshiftl(div, 1);
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lop = lshiftl(lop, 1);
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if (lsign(lop))
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div.dl_lop |= 1;
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tmp = lsub(div, rop);
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ans = lshiftl(ans, 1);
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if (lsign(tmp) == 0) {
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ans.dl_lop |= 1;
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div = tmp;
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}
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}
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return (ans);
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}
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