2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A
2N/A/*
2N/A * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
2N/A * Use is subject to license terms.
2N/A */
2N/A
2N/A#pragma ident "%Z%%M% %I% %E% SMI"
2N/A
2N/A#include "lint.h"
2N/A#include <sys/types.h>
2N/A#include "libc.h"
2N/A
2N/Aunsigned
2N/A__dtou(double d)
2N/A{
2N/A /* Convert double to unsigned. */
2N/A
2N/A int id;
2N/A
2N/A /*
2N/A * id = d is correct if 0 <= d < 2**31, and good enough if d is NaN
2N/A * or d < 0 or d >= 2**32. Otherwise, since the result (int)d of
2N/A * converting 2**31 <= d < 2**32 is unknown, adjust d before the
2N/A * conversion.
2N/A */
2N/A
2N/A if (d >= 2147483648.0)
2N/A id = 0x80000000 | (int)(d - 2147483648.0);
2N/A else
2N/A id = (int)d;
2N/A return ((unsigned)id);
2N/A}
2N/A
2N/Aunsigned
2N/A__ftou(float d)
2N/A{
2N/A /* Convert float to unsigned. */
2N/A
2N/A int id;
2N/A /*
2N/A * id = d is correct if 0 <= d < 2**31, and good enough if d is NaN
2N/A * or d < 0 or d >= 2**32. Otherwise, since the result (int)d of
2N/A * converting 2**31 <= d < 2**32 is unknown, adjust d before the
2N/A * conversion.
2N/A */
2N/A
2N/A if (d >= 2147483648.0)
2N/A id = 0x80000000 | (int)(d - 2147483648.0);
2N/A else
2N/A id = (int)d;
2N/A return ((unsigned)id);
2N/A}