1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22
23/*
24 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
25 * Use is subject to license terms.
26 */
27
28#ifndef _MULDIV_H
29#define	_MULDIV_H
30
31#pragma ident	"%Z%%M%	%I%	%E% SMI"
32
33/*
34 * Helper routines for Sun and GCC compilers in 32-bit mode,
35 * doing 64-bit math.  These routines should not be called directly;
36 * they are called by code generated by the compiler.  Their declarations
37 * are here for kmdb's hdr2map and map2linktest mechanisms.
38 */
39
40#if !defined(__amd64)
41
42#ifdef __cplusplus
43extern "C" {
44#endif
45
46extern int64_t __mul64(int64_t a, int64_t b);
47
48extern uint64_t __udiv64(uint64_t x, uint64_t y);
49extern uint64_t __urem64(uint64_t x, uint64_t y);
50extern int64_t __div64(int64_t x, int64_t y);
51extern int64_t __rem64(int64_t x, int64_t y);
52
53extern uint64_t __udivdi3(uint64_t a, uint64_t b);
54extern uint64_t __umoddi3(uint64_t a, uint64_t b);
55extern int64_t __divdi3(int64_t a, int64_t b);
56extern int64_t __moddi3(int64_t a, int64_t b);
57
58extern uint64_t __udivrem64(uint64_t x, uint64_t y);
59extern int64_t __divrem64(int64_t x, int64_t y);
60
61#ifdef __cplusplus
62}
63#endif
64
65#endif /* !defined(amd64) */
66
67#endif /* _MULDIV_H */
68